Refactor package structure (#1233)

* idea: default test runner to Gradle

* Kick off package structure revamp

* Reparent all classes under dev.msfjarvis.aps

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

86 files changed, 0 insertions, 11714 deletions

diff --git a/app/src/main/java/com/zeapo/pwdstore/Application.kt b/app/src/main/java/com/zeapo/pwdstore/Application.kt
deleted file mode 100644
index 3f3963d0..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/Application.kt
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.content.SharedPreferences
-import androidx.appcompat.app.AppCompatDelegate
-import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_AUTO_BATTERY
-import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
-import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_NO
-import androidx.appcompat.app.AppCompatDelegate.MODE_NIGHT_YES
-import com.github.ajalt.timberkt.Timber.DebugTree
-import com.github.ajalt.timberkt.Timber.plant
-import com.zeapo.pwdstore.git.sshj.setUpBouncyCastleForSshj
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.ProxyUtils
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-
-@Suppress("Unused")
-class Application : android.app.Application(), SharedPreferences.OnSharedPreferenceChangeListener {
-
-    private val prefs by lazy { sharedPrefs }
-
-    override fun onCreate() {
-        super.onCreate()
-        instance = this
-        if (BuildConfig.ENABLE_DEBUG_FEATURES ||
-            prefs.getBoolean(PreferenceKeys.ENABLE_DEBUG_LOGGING, false)) {
-            plant(DebugTree())
-        }
-        prefs.registerOnSharedPreferenceChangeListener(this)
-        setNightMode()
-        setUpBouncyCastleForSshj()
-        runMigrations(applicationContext)
-        ProxyUtils.setDefaultProxy()
-    }
-
-    override fun onTerminate() {
-        prefs.unregisterOnSharedPreferenceChangeListener(this)
-        super.onTerminate()
-    }
-
-    override fun onSharedPreferenceChanged(prefs: SharedPreferences, key: String) {
-        if (key == PreferenceKeys.APP_THEME) {
-            setNightMode()
-        }
-    }
-
-    private fun setNightMode() {
-        AppCompatDelegate.setDefaultNightMode(when (prefs.getString(PreferenceKeys.APP_THEME)
-            ?: getString(R.string.app_theme_def)) {
-            "light" -> MODE_NIGHT_NO
-            "dark" -> MODE_NIGHT_YES
-            "follow_system" -> MODE_NIGHT_FOLLOW_SYSTEM
-            else -> MODE_NIGHT_AUTO_BATTERY
-        })
-    }
-
-    companion object {
-
-        lateinit var instance: Application
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ClipboardService.kt b/app/src/main/java/com/zeapo/pwdstore/ClipboardService.kt
deleted file mode 100644
index f50ac7ff..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ClipboardService.kt
+++ /dev/null
@@ -1,182 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.app.Notification
-import android.app.NotificationChannel
-import android.app.NotificationManager
-import android.app.PendingIntent
-import android.app.Service
-import android.content.ClipData
-import android.content.Intent
-import android.os.Build
-import android.os.IBinder
-import androidx.annotation.RequiresApi
-import androidx.core.app.NotificationCompat
-import androidx.core.content.getSystemService
-import com.github.ajalt.timberkt.d
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.clipboard
-import com.zeapo.pwdstore.utils.sharedPrefs
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
-import kotlinx.coroutines.cancel
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.isActive
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-
-class ClipboardService : Service() {
-
-    private val scope = CoroutineScope(Job() + Dispatchers.Main)
-
-    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-        if (intent != null) {
-            when (intent.action) {
-                ACTION_CLEAR -> {
-                    clearClipboard()
-                    stopForeground(true)
-                    stopSelf()
-                    return super.onStartCommand(intent, flags, startId)
-                }
-
-                ACTION_START -> {
-                    val time = intent.getIntExtra(EXTRA_NOTIFICATION_TIME, 45)
-
-                    if (time == 0) {
-                        stopSelf()
-                    }
-
-                    createNotification(time)
-                    scope.launch {
-                        withContext(Dispatchers.IO) {
-                            startTimer(time)
-                        }
-                        withContext(Dispatchers.Main) {
-                            clearClipboard()
-                            stopForeground(true)
-                            stopSelf()
-                        }
-                    }
-                    return START_NOT_STICKY
-                }
-            }
-        }
-
-        return super.onStartCommand(intent, flags, startId)
-    }
-
-    override fun onBind(intent: Intent?): IBinder? {
-        return null
-    }
-
-    override fun onDestroy() {
-        scope.cancel()
-        super.onDestroy()
-    }
-
-    private fun clearClipboard() {
-        val deepClear = sharedPrefs.getBoolean(PreferenceKeys.CLEAR_CLIPBOARD_20X, false)
-        val clipboard = clipboard
-
-        if (clipboard != null) {
-            scope.launch {
-                d { "Clearing the clipboard" }
-                val clip = ClipData.newPlainText("pgp_handler_result_pm", "")
-                clipboard.setPrimaryClip(clip)
-                if (deepClear) {
-                    withContext(Dispatchers.IO) {
-                        repeat(20) {
-                            val count = (it * 500).toString()
-                            clipboard.setPrimaryClip(ClipData.newPlainText(count, count))
-                        }
-                    }
-                }
-            }
-        } else {
-            d { "Cannot get clipboard manager service" }
-        }
-    }
-
-    private suspend fun startTimer(showTime: Int) {
-        var current = 0
-        while (scope.isActive && current < showTime) {
-            // Block for 1s or until cancel is signalled
-            current++
-            delay(1000)
-        }
-    }
-
-    private fun createNotification(clearTime: Int) {
-        val clearTimeMs = clearTime * 1000L
-        val clearIntent = Intent(this, ClipboardService::class.java).apply {
-            action = ACTION_CLEAR
-        }
-        val pendingIntent = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            PendingIntent.getForegroundService(this, 0, clearIntent, PendingIntent.FLAG_UPDATE_CURRENT)
-        } else {
-            PendingIntent.getService(this, 0, clearIntent, PendingIntent.FLAG_UPDATE_CURRENT)
-        }
-        val notification = if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.M) {
-            createNotificationApi23(pendingIntent)
-        } else {
-            createNotificationApi24(pendingIntent, clearTimeMs)
-        }
-
-        createNotificationChannel()
-        startForeground(1, notification)
-    }
-
-    private fun createNotificationApi23(pendingIntent: PendingIntent): Notification {
-        return NotificationCompat.Builder(this, CHANNEL_ID)
-            .setContentTitle(getString(R.string.app_name))
-            .setContentText(getString(R.string.tap_clear_clipboard))
-            .setSmallIcon(R.drawable.ic_action_secure_24dp)
-            .setContentIntent(pendingIntent)
-            .setUsesChronometer(true)
-            .setPriority(NotificationCompat.PRIORITY_LOW)
-            .build()
-    }
-
-    @RequiresApi(Build.VERSION_CODES.N)
-    private fun createNotificationApi24(pendingIntent: PendingIntent, clearTimeMs: Long): Notification {
-        return NotificationCompat.Builder(this, CHANNEL_ID)
-            .setContentTitle(getString(R.string.app_name))
-            .setContentText(getString(R.string.tap_clear_clipboard))
-            .setSmallIcon(R.drawable.ic_action_secure_24dp)
-            .setContentIntent(pendingIntent)
-            .setUsesChronometer(true)
-            .setChronometerCountDown(true)
-            .setShowWhen(true)
-            .setWhen(System.currentTimeMillis() + clearTimeMs)
-            .setPriority(NotificationCompat.PRIORITY_LOW)
-            .build()
-    }
-
-    private fun createNotificationChannel() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            val serviceChannel = NotificationChannel(
-                CHANNEL_ID,
-                getString(R.string.app_name),
-                NotificationManager.IMPORTANCE_LOW
-            )
-            val manager = getSystemService<NotificationManager>()
-            if (manager != null) {
-                manager.createNotificationChannel(serviceChannel)
-            } else {
-                d { "Failed to create notification channel" }
-            }
-        }
-    }
-
-    companion object {
-
-        const val ACTION_START = "ACTION_START_CLIPBOARD_TIMER"
-        const val EXTRA_NOTIFICATION_TIME = "EXTRA_NOTIFICATION_TIME"
-        private const val ACTION_CLEAR = "ACTION_CLEAR_CLIPBOARD"
-        private const val CHANNEL_ID = "NotificationService"
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/LaunchActivity.kt b/app/src/main/java/com/zeapo/pwdstore/LaunchActivity.kt
deleted file mode 100644
index 3ad6346d..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/LaunchActivity.kt
+++ /dev/null
@@ -1,62 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.content.Intent
-import android.os.Bundle
-import android.os.Handler
-import android.os.Looper
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import com.zeapo.pwdstore.crypto.DecryptActivity
-import com.zeapo.pwdstore.utils.BiometricAuthenticator
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.sharedPrefs
-
-class LaunchActivity : AppCompatActivity() {
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        val prefs = sharedPrefs
-        if (prefs.getBoolean(PreferenceKeys.BIOMETRIC_AUTH, false)) {
-            BiometricAuthenticator.authenticate(this) {
-                when (it) {
-                    is BiometricAuthenticator.Result.Success -> {
-                        startTargetActivity(false)
-                    }
-                    is BiometricAuthenticator.Result.HardwareUnavailableOrDisabled -> {
-                        prefs.edit { remove(PreferenceKeys.BIOMETRIC_AUTH) }
-                        startTargetActivity(false)
-                    }
-                    is BiometricAuthenticator.Result.Failure, BiometricAuthenticator.Result.Cancelled -> {
-                        finish()
-                    }
-                }
-            }
-        } else {
-            startTargetActivity(true)
-        }
-    }
-
-    private fun startTargetActivity(noAuth: Boolean) {
-        val intentToStart = if (intent.action == ACTION_DECRYPT_PASS)
-            Intent(this, DecryptActivity::class.java).apply {
-                putExtra("NAME", intent.getStringExtra("NAME"))
-                putExtra("FILE_PATH", intent.getStringExtra("FILE_PATH"))
-                putExtra("REPO_PATH", intent.getStringExtra("REPO_PATH"))
-                putExtra("LAST_CHANGED_TIMESTAMP", intent.getLongExtra("LAST_CHANGED_TIMESTAMP", 0L))
-            }
-        else
-            Intent(this, PasswordStore::class.java)
-        startActivity(intentToStart)
-
-        Handler(Looper.getMainLooper()).postDelayed({ finish() }, if (noAuth) 0L else 500L)
-    }
-
-    companion object {
-
-        const val ACTION_DECRYPT_PASS = "DECRYPT_PASS"
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/Migrations.kt b/app/src/main/java/com/zeapo/pwdstore/Migrations.kt
deleted file mode 100644
index 18aed20e..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/Migrations.kt
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-@file:Suppress("DEPRECATION")
-
-package com.zeapo.pwdstore
-
-import android.content.Context
-import android.content.SharedPreferences
-import androidx.core.content.edit
-import com.github.ajalt.timberkt.e
-import com.github.ajalt.timberkt.i
-import com.github.michaelbull.result.get
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.git.config.Protocol
-import com.zeapo.pwdstore.git.sshj.SshKey
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-import java.net.URI
-
-fun runMigrations(context: Context) {
-    val sharedPrefs = context.sharedPrefs
-    migrateToGitUrlBasedConfig(sharedPrefs)
-    migrateToHideAll(sharedPrefs)
-    migrateToSshKey(context, sharedPrefs)
-}
-
-private fun migrateToGitUrlBasedConfig(sharedPrefs: SharedPreferences) {
-    val serverHostname = sharedPrefs.getString(PreferenceKeys.GIT_REMOTE_SERVER)
-        ?: return
-    i { "Migrating to URL-based Git config" }
-    val serverPort = sharedPrefs.getString(PreferenceKeys.GIT_REMOTE_PORT) ?: ""
-    val serverUser = sharedPrefs.getString(PreferenceKeys.GIT_REMOTE_USERNAME) ?: ""
-    val serverPath = sharedPrefs.getString(PreferenceKeys.GIT_REMOTE_LOCATION) ?: ""
-    val protocol = Protocol.fromString(sharedPrefs.getString(PreferenceKeys.GIT_REMOTE_PROTOCOL))
-
-    // Whether we need the leading ssh:// depends on the use of a custom port.
-    val hostnamePart = serverHostname.removePrefix("ssh://")
-    val url = when (protocol) {
-        Protocol.Ssh -> {
-            val userPart = if (serverUser.isEmpty()) "" else "${serverUser.trimEnd('@')}@"
-            val portPart =
-                if (serverPort == "22" || serverPort.isEmpty()) "" else ":$serverPort"
-            if (portPart.isEmpty()) {
-                "$userPart$hostnamePart:$serverPath"
-            } else {
-                // Only absolute paths are supported with custom ports.
-                if (!serverPath.startsWith('/'))
-                    null
-                else
-                // We have to specify the ssh scheme as this is the only way to pass a custom
-                // port.
-                    "ssh://$userPart$hostnamePart$portPart$serverPath"
-            }
-        }
-        Protocol.Https -> {
-            val portPart =
-                if (serverPort == "443" || serverPort.isEmpty()) "" else ":$serverPort"
-            val pathPart = serverPath.trimStart('/', ':')
-            val urlWithFreeEntryScheme = "$hostnamePart$portPart/$pathPart"
-            val url = when {
-                urlWithFreeEntryScheme.startsWith("https://") -> urlWithFreeEntryScheme
-                urlWithFreeEntryScheme.startsWith("http://") -> urlWithFreeEntryScheme.replaceFirst("http", "https")
-                else -> "https://$urlWithFreeEntryScheme"
-            }
-            runCatching {
-                if (URI(url).rawAuthority != null)
-                    url
-                else
-                    null
-            }.get()
-        }
-    }
-
-    sharedPrefs.edit {
-        remove(PreferenceKeys.GIT_REMOTE_LOCATION)
-        remove(PreferenceKeys.GIT_REMOTE_PORT)
-        remove(PreferenceKeys.GIT_REMOTE_SERVER)
-        remove(PreferenceKeys.GIT_REMOTE_USERNAME)
-        remove(PreferenceKeys.GIT_REMOTE_PROTOCOL)
-    }
-    if (url == null || GitSettings.updateConnectionSettingsIfValid(
-            newAuthMode = GitSettings.authMode,
-            newUrl = url,
-            newBranch = GitSettings.branch) != GitSettings.UpdateConnectionSettingsResult.Valid) {
-        e { "Failed to migrate to URL-based Git config, generated URL is invalid" }
-    }
-}
-
-private fun migrateToHideAll(sharedPrefs: SharedPreferences) {
-    sharedPrefs.all[PreferenceKeys.SHOW_HIDDEN_FOLDERS] ?: return
-    val isHidden = sharedPrefs.getBoolean(PreferenceKeys.SHOW_HIDDEN_FOLDERS, false)
-    sharedPrefs.edit {
-        remove(PreferenceKeys.SHOW_HIDDEN_FOLDERS)
-        putBoolean(PreferenceKeys.SHOW_HIDDEN_CONTENTS, isHidden)
-    }
-}
-
-private fun migrateToSshKey(context: Context, sharedPrefs: SharedPreferences) {
-    val privateKeyFile = File(context.filesDir, ".ssh_key")
-    if (sharedPrefs.contains(PreferenceKeys.USE_GENERATED_KEY) &&
-        !SshKey.exists &&
-        privateKeyFile.exists()) {
-        // Currently uses a private key imported or generated with an old version of Password Store.
-        // Generated keys come with a public key which the user should still be able to view after
-        // the migration (not possible for regular imported keys), hence the special case.
-        val isGeneratedKey = sharedPrefs.getBoolean(PreferenceKeys.USE_GENERATED_KEY, false)
-        SshKey.useLegacyKey(isGeneratedKey)
-        sharedPrefs.edit {
-            remove(PreferenceKeys.USE_GENERATED_KEY)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/PasswordExportService.kt b/app/src/main/java/com/zeapo/pwdstore/PasswordExportService.kt
deleted file mode 100644
index fc2b7f10..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/PasswordExportService.kt
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore
-
-import android.app.NotificationChannel
-import android.app.NotificationManager
-import android.app.Service
-import android.content.Intent
-import android.net.Uri
-import android.os.Build
-import android.os.IBinder
-import androidx.core.app.NotificationCompat
-import androidx.core.content.getSystemService
-import androidx.documentfile.provider.DocumentFile
-import com.github.ajalt.timberkt.d
-import com.zeapo.pwdstore.utils.PasswordRepository
-import java.time.LocalDateTime
-import java.time.format.DateTimeFormatter
-import java.util.Calendar
-import java.util.TimeZone
-
-class PasswordExportService : Service() {
-
-    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-        if (intent != null) {
-            when (intent.action) {
-                ACTION_EXPORT_PASSWORD -> {
-                    val uri = intent.getParcelableExtra<Uri>("uri")
-                    if (uri != null) {
-                        val targetDirectory = DocumentFile.fromTreeUri(applicationContext, uri)
-
-                        if (targetDirectory != null) {
-                            createNotification()
-                            exportPasswords(targetDirectory)
-                            stopSelf()
-                            return START_NOT_STICKY
-                        }
-                    }
-                }
-            }
-        }
-        return super.onStartCommand(intent, flags, startId)
-    }
-
-    override fun onBind(intent: Intent?): IBinder? {
-        return null
-    }
-
-    /**
-     * Exports passwords to the given directory.
-     *
-     * Recursively copies the existing password store to an external directory.
-     *
-     * @param targetDirectory directory to copy password directory to.
-     */
-    private fun exportPasswords(targetDirectory: DocumentFile) {
-
-        val repositoryDirectory = requireNotNull(PasswordRepository.getRepositoryDirectory())
-        val sourcePassDir = DocumentFile.fromFile(repositoryDirectory)
-
-        d { "Copying ${repositoryDirectory.path} to $targetDirectory" }
-
-        val dateString = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            LocalDateTime
-                .now()
-                .format(DateTimeFormatter.ISO_DATE_TIME)
-        } else {
-            String.format("%tFT%<tRZ", Calendar.getInstance(TimeZone.getTimeZone("Z")))
-        }
-
-        val passDir = targetDirectory.createDirectory("password_store_$dateString")
-
-        if (passDir != null) {
-            copyDirToDir(sourcePassDir, passDir)
-        }
-    }
-
-    /**
-     * Copies a password file to a given directory.
-     *
-     * Note: this does not preserve last modified time.
-     *
-     * @param passwordFile password file to copy.
-     * @param targetDirectory target directory to copy password.
-     */
-    private fun copyFileToDir(passwordFile: DocumentFile, targetDirectory: DocumentFile) {
-        val sourceInputStream = contentResolver.openInputStream(passwordFile.uri)
-        val name = passwordFile.name
-        val targetPasswordFile = targetDirectory.createFile("application/octet-stream", name!!)
-        if (targetPasswordFile?.exists() == true) {
-            val destOutputStream = contentResolver.openOutputStream(targetPasswordFile.uri)
-
-            if (destOutputStream != null && sourceInputStream != null) {
-                sourceInputStream.copyTo(destOutputStream, 1024)
-
-                sourceInputStream.close()
-                destOutputStream.close()
-            }
-        }
-    }
-
-    /**
-     * Recursively copies a directory to a destination.
-     *
-     *  @param sourceDirectory directory to copy from.
-     *  @param targetDirectory directory to copy to.
-     */
-    private fun copyDirToDir(sourceDirectory: DocumentFile, targetDirectory: DocumentFile) {
-        sourceDirectory.listFiles().forEach { file ->
-            if (file.isDirectory) {
-                // Create new directory and recurse
-                val newDir = targetDirectory.createDirectory(file.name!!)
-                copyDirToDir(file, newDir!!)
-            } else {
-                copyFileToDir(file, targetDirectory)
-            }
-        }
-    }
-
-    private fun createNotification() {
-        createNotificationChannel()
-
-        val notification = NotificationCompat.Builder(this, CHANNEL_ID)
-            .setContentTitle(getString(R.string.app_name))
-            .setContentText(getString(R.string.exporting_passwords))
-            .setSmallIcon(R.drawable.ic_round_import_export)
-            .setPriority(NotificationCompat.PRIORITY_LOW)
-            .build()
-
-        startForeground(2, notification)
-    }
-
-    private fun createNotificationChannel() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            val serviceChannel = NotificationChannel(
-                CHANNEL_ID,
-                getString(R.string.app_name),
-                NotificationManager.IMPORTANCE_LOW
-            )
-            val manager = getSystemService<NotificationManager>()
-            if (manager != null) {
-                manager.createNotificationChannel(serviceChannel)
-            } else {
-                d { "Failed to create notification channel" }
-            }
-        }
-    }
-
-    companion object {
-
-        const val ACTION_EXPORT_PASSWORD = "ACTION_EXPORT_PASSWORD"
-        private const val CHANNEL_ID = "NotificationService"
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/PasswordFragment.kt b/app/src/main/java/com/zeapo/pwdstore/PasswordFragment.kt
deleted file mode 100644
index ffbe5bc8..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/PasswordFragment.kt
+++ /dev/null
@@ -1,342 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.content.Context
-import android.content.SharedPreferences
-import android.os.Bundle
-import android.os.Parcelable
-import android.view.Menu
-import android.view.MenuItem
-import android.view.View
-import android.view.animation.Animation
-import android.view.animation.AnimationUtils
-import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
-import androidx.appcompat.view.ActionMode
-import androidx.core.content.edit
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.activityViewModels
-import androidx.lifecycle.lifecycleScope
-import androidx.recyclerview.widget.DividerItemDecoration
-import androidx.recyclerview.widget.LinearLayoutManager
-import com.github.michaelbull.result.fold
-import com.github.michaelbull.result.runCatching
-import com.github.michaelbull.result.onFailure
-import com.zeapo.pwdstore.databinding.PasswordRecyclerViewBinding
-import com.zeapo.pwdstore.git.BaseGitActivity
-import com.zeapo.pwdstore.git.GitServerConfigActivity
-import com.zeapo.pwdstore.git.config.AuthMode
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.ui.OnOffItemAnimator
-import com.zeapo.pwdstore.ui.adapters.PasswordItemRecyclerAdapter
-import com.zeapo.pwdstore.ui.dialogs.BasicBottomSheet
-import com.zeapo.pwdstore.ui.dialogs.ItemCreationBottomSheet
-import com.zeapo.pwdstore.utils.PasswordItem
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PasswordSortOrder
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.base64
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import com.zeapo.pwdstore.utils.viewBinding
-import java.io.File
-import kotlinx.coroutines.launch
-import me.zhanghai.android.fastscroll.FastScrollerBuilder
-
-class PasswordFragment : Fragment(R.layout.password_recycler_view) {
-
-    private lateinit var recyclerAdapter: PasswordItemRecyclerAdapter
-    private lateinit var listener: OnFragmentInteractionListener
-    private lateinit var settings: SharedPreferences
-
-    private var recyclerViewStateToRestore: Parcelable? = null
-    private var actionMode: ActionMode? = null
-    private var scrollTarget: File? = null
-
-    private val model: SearchableRepositoryViewModel by activityViewModels()
-    private val binding by viewBinding(PasswordRecyclerViewBinding::bind)
-    private val swipeResult = registerForActivityResult(StartActivityForResult()) {
-        binding.swipeRefresher.isRefreshing = false
-        requireStore().refreshPasswordList()
-    }
-
-    val currentDir: File
-        get() = model.currentDir.value!!
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        settings = requireContext().sharedPrefs
-        initializePasswordList()
-        binding.fab.setOnClickListener {
-            ItemCreationBottomSheet().show(childFragmentManager, "BOTTOM_SHEET")
-        }
-        childFragmentManager.setFragmentResultListener(ITEM_CREATION_REQUEST_KEY, viewLifecycleOwner) { _, bundle ->
-            when (bundle.getString(ACTION_KEY)) {
-                ACTION_FOLDER -> requireStore().createFolder()
-                ACTION_PASSWORD -> requireStore().createPassword()
-            }
-        }
-    }
-
-    private fun initializePasswordList() {
-        val gitDir = File(PasswordRepository.getRepositoryDirectory(), ".git")
-        val hasGitDir = gitDir.exists() && gitDir.isDirectory && (gitDir.listFiles()?.isNotEmpty() == true)
-        binding.swipeRefresher.setOnRefreshListener {
-            if (!hasGitDir) {
-                requireStore().refreshPasswordList()
-                binding.swipeRefresher.isRefreshing = false
-            } else if (!PasswordRepository.isGitRepo()) {
-                BasicBottomSheet.Builder(requireContext())
-                    .setMessageRes(R.string.clone_git_repo)
-                    .setPositiveButtonClickListener(getString(R.string.clone_button)) {
-                        swipeResult.launch(GitServerConfigActivity.createCloneIntent(requireContext()))
-                    }
-                    .build()
-                    .show(requireActivity().supportFragmentManager, "NOT_A_GIT_REPO")
-                binding.swipeRefresher.isRefreshing = false
-            } else {
-                // When authentication is set to AuthMode.None then the only git operation we can
-                // run is a pull, so automatically fallback to that.
-                val operationId = when (GitSettings.authMode) {
-                    AuthMode.None -> BaseGitActivity.GitOp.PULL
-                    else -> BaseGitActivity.GitOp.SYNC
-                }
-                requireStore().apply {
-                    lifecycleScope.launch {
-                        launchGitOperation(operationId).fold(
-                            success = {
-                                binding.swipeRefresher.isRefreshing = false
-                                refreshPasswordList()
-                            },
-                            failure = { err ->
-                                promptOnErrorHandler(err) {
-                                    binding.swipeRefresher.isRefreshing = false
-                                }
-                            },
-                        )
-                    }
-                }
-            }
-        }
-
-        recyclerAdapter = PasswordItemRecyclerAdapter()
-            .onItemClicked { _, item ->
-                listener.onFragmentInteraction(item)
-            }
-            .onSelectionChanged { selection ->
-                // In order to not interfere with drag selection, we disable the SwipeRefreshLayout
-                // once an item is selected.
-                binding.swipeRefresher.isEnabled = selection.isEmpty
-
-                if (actionMode == null)
-                    actionMode = requireStore().startSupportActionMode(actionModeCallback)
-                        ?: return@onSelectionChanged
-
-                if (!selection.isEmpty) {
-                    actionMode!!.title = resources.getQuantityString(R.plurals.delete_title, selection.size(), selection.size())
-                    actionMode!!.invalidate()
-                } else {
-                    actionMode!!.finish()
-                }
-            }
-        val recyclerView = binding.passRecycler
-        recyclerView.apply {
-            addItemDecoration(DividerItemDecoration(requireContext(), LinearLayoutManager.VERTICAL))
-            layoutManager = LinearLayoutManager(requireContext())
-            itemAnimator = OnOffItemAnimator()
-            adapter = recyclerAdapter
-        }
-
-        FastScrollerBuilder(recyclerView).build()
-        recyclerAdapter.makeSelectable(recyclerView)
-        registerForContextMenu(recyclerView)
-
-        val path = requireNotNull(requireArguments().getString(PasswordStore.REQUEST_ARG_PATH))
-        model.navigateTo(File(path), pushPreviousLocation = false)
-        model.searchResult.observe(viewLifecycleOwner) { result ->
-            // Only run animations when the new list is filtered, i.e., the user submitted a search,
-            // and not on folder navigations since the latter leads to too many removal animations.
-            (recyclerView.itemAnimator as OnOffItemAnimator).isEnabled = result.isFiltered
-            recyclerAdapter.submitList(result.passwordItems) {
-                when {
-                    result.isFiltered -> {
-                        // When the result is filtered, we always scroll to the top since that is where
-                        // the best fuzzy match appears.
-                        recyclerView.scrollToPosition(0)
-                    }
-                    scrollTarget != null -> {
-                        scrollTarget?.let {
-                            recyclerView.scrollToPosition(recyclerAdapter.getPositionForFile(it))
-                        }
-                        scrollTarget = null
-                    }
-                    else -> {
-                        // When the result is not filtered and there is a saved scroll position for it,
-                        // we try to restore it.
-                        recyclerViewStateToRestore?.let {
-                            recyclerView.layoutManager!!.onRestoreInstanceState(it)
-                        }
-                        recyclerViewStateToRestore = null
-                    }
-                }
-            }
-        }
-    }
-
-    private val actionModeCallback = object : ActionMode.Callback {
-        // Called when the action mode is created; startActionMode() was called
-        override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
-            // Inflate a menu resource providing context menu items
-            mode.menuInflater.inflate(R.menu.context_pass, menu)
-            // hide the fab
-            animateFab(false)
-            return true
-        }
-
-        // Called each time the action mode is shown. Always called after onCreateActionMode, but
-        // may be called multiple times if the mode is invalidated.
-        override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean {
-            menu.findItem(R.id.menu_edit_password).isVisible =
-                recyclerAdapter.getSelectedItems()
-                    .all { it.type == PasswordItem.TYPE_CATEGORY }
-            return true
-        }
-
-        // Called when the user selects a contextual menu item
-        override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean {
-            return when (item.itemId) {
-                R.id.menu_delete_password -> {
-                    requireStore().deletePasswords(recyclerAdapter.getSelectedItems())
-                    // Action picked, so close the CAB
-                    mode.finish()
-                    true
-                }
-                R.id.menu_move_password -> {
-                    requireStore().movePasswords(recyclerAdapter.getSelectedItems())
-                    false
-                }
-                R.id.menu_edit_password -> {
-                    requireStore().renameCategory(recyclerAdapter.getSelectedItems())
-                    mode.finish()
-                    false
-                }
-                else -> false
-            }
-        }
-
-        // Called when the user exits the action mode
-        override fun onDestroyActionMode(mode: ActionMode) {
-            recyclerAdapter.requireSelectionTracker().clearSelection()
-            actionMode = null
-            // show the fab
-            animateFab(true)
-        }
-
-        private fun animateFab(show: Boolean) = with(binding.fab) {
-            val animation = AnimationUtils.loadAnimation(
-                context, if (show) R.anim.scale_up else R.anim.scale_down
-            )
-            animation.setAnimationListener(object : Animation.AnimationListener {
-                override fun onAnimationRepeat(animation: Animation?) {
-                }
-
-                override fun onAnimationEnd(animation: Animation?) {
-                    if (!show) visibility = View.GONE
-                }
-
-                override fun onAnimationStart(animation: Animation?) {
-                    if (show) visibility = View.VISIBLE
-                }
-            })
-            animate().rotationBy(if (show) -90f else 90f)
-                .setStartDelay(if (show) 100 else 0)
-                .setDuration(100)
-                .start()
-            startAnimation(animation)
-        }
-    }
-
-    override fun onAttach(context: Context) {
-        super.onAttach(context)
-        runCatching {
-            listener = object : OnFragmentInteractionListener {
-                override fun onFragmentInteraction(item: PasswordItem) {
-                    if (settings.getString(PreferenceKeys.SORT_ORDER) == PasswordSortOrder.RECENTLY_USED.name) {
-                        //save the time when password was used
-                        val preferences = context.getSharedPreferences("recent_password_history", Context.MODE_PRIVATE)
-                        preferences.edit {
-                            putString(item.file.absolutePath.base64(), System.currentTimeMillis().toString())
-                        }
-                    }
-
-                    if (item.type == PasswordItem.TYPE_CATEGORY) {
-                        navigateTo(item.file)
-                    } else {
-                        if (requireArguments().getBoolean("matchWith", false)) {
-                            requireStore().matchPasswordWithApp(item)
-                        } else {
-                            requireStore().decryptPassword(item)
-                        }
-                    }
-                }
-            }
-        }.onFailure {
-            throw ClassCastException("$context must implement OnFragmentInteractionListener")
-        }
-    }
-
-    private fun requireStore() = requireActivity() as PasswordStore
-
-    /**
-     * Returns true if the back press was handled by the [Fragment].
-     */
-    fun onBackPressedInActivity(): Boolean {
-        if (!model.canNavigateBack)
-            return false
-        // The RecyclerView state is restored when the asynchronous update operation on the
-        // adapter is completed.
-        recyclerViewStateToRestore = model.navigateBack()
-        if (!model.canNavigateBack)
-            requireStore().supportActionBar?.setDisplayHomeAsUpEnabled(false)
-        return true
-    }
-
-    fun dismissActionMode() {
-        actionMode?.finish()
-    }
-
-    companion object {
-
-        const val ITEM_CREATION_REQUEST_KEY = "creation_key"
-        const val ACTION_KEY = "action"
-        const val ACTION_FOLDER = "folder"
-        const val ACTION_PASSWORD = "password"
-
-        fun newInstance(args: Bundle): PasswordFragment {
-            val fragment = PasswordFragment()
-            fragment.arguments = args
-            return fragment
-        }
-    }
-
-
-    fun navigateTo(file: File) {
-        requireStore().clearSearch()
-        model.navigateTo(
-            file,
-            recyclerViewState = binding.passRecycler.layoutManager!!.onSaveInstanceState()
-        )
-        requireStore().supportActionBar?.setDisplayHomeAsUpEnabled(true)
-    }
-
-    fun scrollToOnNextRefresh(file: File) {
-        scrollTarget = file
-    }
-
-    interface OnFragmentInteractionListener {
-
-        fun onFragmentInteraction(item: PasswordItem)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/PasswordStore.kt b/app/src/main/java/com/zeapo/pwdstore/PasswordStore.kt
deleted file mode 100644
index b0f8602c..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/PasswordStore.kt
+++ /dev/null
@@ -1,692 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.Manifest
-import android.annotation.SuppressLint
-import android.content.Context
-import android.content.Intent
-import android.content.pm.ShortcutInfo.Builder
-import android.content.pm.ShortcutManager
-import android.graphics.drawable.Icon
-import android.os.Build
-import android.os.Bundle
-import android.view.KeyEvent
-import android.view.Menu
-import android.view.MenuItem
-import android.view.MenuItem.OnActionExpandListener
-import androidx.activity.result.contract.ActivityResultContracts.RequestPermission
-import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
-import androidx.activity.viewModels
-import androidx.appcompat.widget.SearchView
-import androidx.appcompat.widget.SearchView.OnQueryTextListener
-import androidx.core.content.edit
-import androidx.core.content.getSystemService
-import androidx.fragment.app.FragmentManager
-import androidx.fragment.app.commit
-import androidx.lifecycle.ViewModelProvider
-import androidx.lifecycle.lifecycleScope
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.e
-import com.github.ajalt.timberkt.i
-import com.github.ajalt.timberkt.w
-import com.github.michaelbull.result.fold
-import com.github.michaelbull.result.getOr
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.textfield.TextInputEditText
-import com.zeapo.pwdstore.autofill.oreo.AutofillMatcher
-import com.zeapo.pwdstore.crypto.BasePgpActivity.Companion.getLongName
-import com.zeapo.pwdstore.crypto.DecryptActivity
-import com.zeapo.pwdstore.crypto.PasswordCreationActivity
-import com.zeapo.pwdstore.git.BaseGitActivity
-import com.zeapo.pwdstore.git.config.AuthMode
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.ui.dialogs.BasicBottomSheet
-import com.zeapo.pwdstore.ui.dialogs.FolderCreationDialogFragment
-import com.zeapo.pwdstore.ui.onboarding.activity.OnboardingActivity
-import com.zeapo.pwdstore.utils.PasswordItem
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.base64
-import com.zeapo.pwdstore.utils.commitChange
-import com.zeapo.pwdstore.utils.contains
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.isInsideRepository
-import com.zeapo.pwdstore.utils.isPermissionGranted
-import com.zeapo.pwdstore.utils.listFilesRecursively
-import com.zeapo.pwdstore.utils.requestInputFocusOnView
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-import java.lang.Character.UnicodeBlock
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import org.eclipse.jgit.api.Git
-
-const val PASSWORD_FRAGMENT_TAG = "PasswordsList"
-
-class PasswordStore : BaseGitActivity() {
-
-    private lateinit var searchItem: MenuItem
-    private val settings by lazy { sharedPrefs }
-
-    private val model: SearchableRepositoryViewModel by viewModels {
-        ViewModelProvider.AndroidViewModelFactory(application)
-    }
-
-    private val storagePermissionRequest = registerForActivityResult(RequestPermission()) { granted ->
-        if (granted) checkLocalRepository()
-    }
-
-    private val directorySelectAction = registerForActivityResult(StartActivityForResult()) { result ->
-        if (result.resultCode == RESULT_OK) {
-            checkLocalRepository()
-        }
-    }
-
-    private val listRefreshAction = registerForActivityResult(StartActivityForResult()) { result ->
-        if (result.resultCode == RESULT_OK) {
-            refreshPasswordList()
-        }
-    }
-
-    private val passwordMoveAction = registerForActivityResult(StartActivityForResult()) { result ->
-        val intentData = result.data ?: return@registerForActivityResult
-        val filesToMove = requireNotNull(intentData.getStringArrayExtra("Files"))
-        val target = File(requireNotNull(intentData.getStringExtra("SELECTED_FOLDER_PATH")))
-        val repositoryPath = PasswordRepository.getRepositoryDirectory().absolutePath
-        if (!target.isDirectory) {
-            e { "Tried moving passwords to a non-existing folder." }
-            return@registerForActivityResult
-        }
-
-        d { "Moving passwords to ${intentData.getStringExtra("SELECTED_FOLDER_PATH")}" }
-        d { filesToMove.joinToString(", ") }
-
-        lifecycleScope.launch(Dispatchers.IO) {
-            for (file in filesToMove) {
-                val source = File(file)
-                if (!source.exists()) {
-                    e { "Tried moving something that appears non-existent." }
-                    continue
-                }
-                val destinationFile = File(target.absolutePath + "/" + source.name)
-                val basename = source.nameWithoutExtension
-                val sourceLongName = getLongName(requireNotNull(source.parent), repositoryPath, basename)
-                val destinationLongName = getLongName(target.absolutePath, repositoryPath, basename)
-                if (destinationFile.exists()) {
-                    e { "Trying to move a file that already exists." }
-                    withContext(Dispatchers.Main) {
-                        MaterialAlertDialogBuilder(this@PasswordStore)
-                            .setTitle(resources.getString(R.string.password_exists_title))
-                            .setMessage(resources.getString(
-                                R.string.password_exists_message,
-                                destinationLongName,
-                                sourceLongName)
-                            )
-                            .setPositiveButton(R.string.dialog_ok) { _, _ ->
-                                launch(Dispatchers.IO) {
-                                    moveFile(source, destinationFile)
-                                }
-                            }
-                            .setNegativeButton(R.string.dialog_cancel, null)
-                            .show()
-                    }
-                } else {
-                    launch(Dispatchers.IO) {
-                        moveFile(source, destinationFile)
-                    }
-                }
-            }
-            when (filesToMove.size) {
-                1 -> {
-                    val source = File(filesToMove[0])
-                    val basename = source.nameWithoutExtension
-                    val sourceLongName = getLongName(requireNotNull(source.parent), repositoryPath, basename)
-                    val destinationLongName = getLongName(target.absolutePath, repositoryPath, basename)
-                    withContext(Dispatchers.Main) {
-                        commitChange(
-                            resources.getString(R.string.git_commit_move_text, sourceLongName, destinationLongName),
-                        )
-                    }
-                }
-                else -> {
-                    val repoDir = PasswordRepository.getRepositoryDirectory().absolutePath
-                    val relativePath = getRelativePath("${target.absolutePath}/", repoDir)
-                    withContext(Dispatchers.Main) {
-                        commitChange(
-                            resources.getString(R.string.git_commit_move_multiple_text, relativePath),
-                        )
-                    }
-                }
-            }
-        }
-        refreshPasswordList()
-        getPasswordFragment()?.dismissActionMode()
-    }
-
-    override fun onKeyDown(keyCode: Int, event: KeyEvent): Boolean {
-        // open search view on search key, or Ctr+F
-        if ((keyCode == KeyEvent.KEYCODE_SEARCH || keyCode == KeyEvent.KEYCODE_F && event.isCtrlPressed) &&
-            !searchItem.isActionViewExpanded) {
-            searchItem.expandActionView()
-            return true
-        }
-
-        // open search view on any printable character and query for it
-        val c = event.unicodeChar.toChar()
-        val printable = isPrintable(c)
-        if (printable && !searchItem.isActionViewExpanded) {
-            searchItem.expandActionView()
-            (searchItem.actionView as SearchView).setQuery(c.toString(), true)
-            return true
-        }
-        return super.onKeyDown(keyCode, event)
-    }
-
-    @SuppressLint("NewApi")
-    override fun onCreate(savedInstanceState: Bundle?) {
-        // If user opens app with permission granted then revokes and returns,
-        // prevent attempt to create password list fragment
-        var savedInstance = savedInstanceState
-        if (savedInstanceState != null && (!settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false) ||
-                !isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE))) {
-            savedInstance = null
-        }
-        super.onCreate(savedInstance)
-        setContentView(R.layout.activity_pwdstore)
-
-        model.currentDir.observe(this) { dir ->
-            val basePath = PasswordRepository.getRepositoryDirectory().absoluteFile
-            supportActionBar!!.apply {
-                if (dir != basePath)
-                    title = dir.name
-                else
-                    setTitle(R.string.app_name)
-            }
-        }
-    }
-
-    override fun onStart() {
-        super.onStart()
-        refreshPasswordList()
-    }
-
-    override fun onResume() {
-        super.onResume()
-        if (settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false)) {
-            hasRequiredStoragePermissions()
-        } else {
-            checkLocalRepository()
-        }
-        if (settings.getBoolean(PreferenceKeys.SEARCH_ON_START, false) && ::searchItem.isInitialized) {
-            if (!searchItem.isActionViewExpanded) {
-                searchItem.expandActionView()
-            }
-        }
-    }
-
-    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
-        val menuRes = when {
-            GitSettings.authMode == AuthMode.None -> R.menu.main_menu_no_auth
-            PasswordRepository.isGitRepo() -> R.menu.main_menu_git
-            else -> R.menu.main_menu_non_git
-        }
-        menuInflater.inflate(menuRes, menu)
-        return super.onCreateOptionsMenu(menu)
-    }
-
-    override fun onPrepareOptionsMenu(menu: Menu): Boolean {
-        // Invalidation forces onCreateOptionsMenu to be called again. This is cheap and quick so
-        // we can get by without any noticeable difference in performance.
-        invalidateOptionsMenu()
-        searchItem = menu.findItem(R.id.action_search)
-        val searchView = searchItem.actionView as SearchView
-        searchView.setOnQueryTextListener(
-            object : OnQueryTextListener {
-                override fun onQueryTextSubmit(s: String): Boolean {
-                    searchView.clearFocus()
-                    return true
-                }
-
-                override fun onQueryTextChange(s: String): Boolean {
-                    val filter = s.trim()
-                    // List the contents of the current directory if the user enters a blank
-                    // search term.
-                    if (filter.isEmpty())
-                        model.navigateTo(
-                            newDirectory = model.currentDir.value!!,
-                            pushPreviousLocation = false
-                        )
-                    else
-                        model.search(filter)
-                    return true
-                }
-            })
-
-        // When using the support library, the setOnActionExpandListener() method is
-        // static and accepts the MenuItem object as an argument
-        searchItem.setOnActionExpandListener(
-            object : OnActionExpandListener {
-                override fun onMenuItemActionCollapse(item: MenuItem): Boolean {
-                    refreshPasswordList()
-                    return true
-                }
-
-                override fun onMenuItemActionExpand(item: MenuItem): Boolean {
-                    return true
-                }
-            })
-        if (settings.getBoolean(PreferenceKeys.SEARCH_ON_START, false)) {
-            searchItem.expandActionView()
-        }
-        return super.onPrepareOptionsMenu(menu)
-    }
-
-    // Handle action bar item clicks here. The action bar will
-    // automatically handle clicks on the Home/Up button, so long
-    // as you specify a parent activity in AndroidManifest.xml.
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        val id = item.itemId
-        val initBefore = MaterialAlertDialogBuilder(this)
-            .setMessage(resources.getString(R.string.creation_dialog_text))
-            .setPositiveButton(resources.getString(R.string.dialog_ok), null)
-        when (id) {
-            R.id.user_pref -> {
-                runCatching {
-                    startActivity(Intent(this, UserPreference::class.java))
-                }.onFailure { e ->
-                    e.printStackTrace()
-                }
-                return true
-            }
-            R.id.git_push -> {
-                if (!PasswordRepository.isInitialized) {
-                    initBefore.show()
-                    return false
-                }
-                runGitOperation(GitOp.PUSH)
-                return true
-            }
-            R.id.git_pull -> {
-                if (!PasswordRepository.isInitialized) {
-                    initBefore.show()
-                    return false
-                }
-                runGitOperation(GitOp.PULL)
-                return true
-            }
-            R.id.git_sync -> {
-                if (!PasswordRepository.isInitialized) {
-                    initBefore.show()
-                    return false
-                }
-                runGitOperation(GitOp.SYNC)
-                return true
-            }
-            R.id.refresh -> {
-                refreshPasswordList()
-                return true
-            }
-            android.R.id.home -> onBackPressed()
-            else -> {
-            }
-        }
-        return super.onOptionsItemSelected(item)
-    }
-
-    override fun onBackPressed() {
-        if (getPasswordFragment()?.onBackPressedInActivity() != true)
-            super.onBackPressed()
-    }
-
-    private fun getPasswordFragment(): PasswordFragment? {
-        return supportFragmentManager.findFragmentByTag(PASSWORD_FRAGMENT_TAG) as? PasswordFragment
-    }
-
-    fun clearSearch() {
-        if (searchItem.isActionViewExpanded)
-            searchItem.collapseActionView()
-    }
-
-    private fun runGitOperation(operation: GitOp) = lifecycleScope.launch {
-        launchGitOperation(operation).fold(
-            success = { refreshPasswordList() },
-            failure = { promptOnErrorHandler(it) },
-        )
-    }
-
-    /**
-     * Validates if storage permission is granted, and requests for it if not. The return value
-     * is true if the permission has been granted.
-     */
-    private fun hasRequiredStoragePermissions(): Boolean {
-        return if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-            BasicBottomSheet.Builder(this)
-                .setMessageRes(R.string.access_sdcard_text)
-                .setPositiveButtonClickListener(getString(R.string.snackbar_action_grant)) {
-                    storagePermissionRequest.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
-                }
-                .build()
-                .show(supportFragmentManager, "STORAGE_PERMISSION_MISSING")
-            false
-        } else {
-            checkLocalRepository()
-            true
-        }
-    }
-
-    private fun checkLocalRepository() {
-        val repo = PasswordRepository.initialize()
-        if (repo == null) {
-            directorySelectAction.launch(UserPreference.createDirectorySelectionIntent(this))
-        } else {
-            checkLocalRepository(PasswordRepository.getRepositoryDirectory())
-        }
-    }
-
-    private fun checkLocalRepository(localDir: File?) {
-        if (localDir != null && settings.getBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, false)) {
-            d { "Check, dir: ${localDir.absolutePath}" }
-            // do not push the fragment if we already have it
-            if (getPasswordFragment() == null ||
-                settings.getBoolean(PreferenceKeys.REPO_CHANGED, false)) {
-                settings.edit { putBoolean(PreferenceKeys.REPO_CHANGED, false) }
-                val args = Bundle()
-                args.putString(REQUEST_ARG_PATH, PasswordRepository.getRepositoryDirectory().absolutePath)
-
-                // if the activity was started from the autofill settings, the
-                // intent is to match a clicked pwd with app. pass this to fragment
-                if (intent.getBooleanExtra("matchWith", false)) {
-                    args.putBoolean("matchWith", true)
-                }
-                supportActionBar?.apply {
-                    show()
-                    setDisplayHomeAsUpEnabled(false)
-                }
-                supportFragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE)
-                supportFragmentManager.commit {
-                    replace(R.id.main_layout, PasswordFragment.newInstance(args), PASSWORD_FRAGMENT_TAG)
-                }
-            }
-        } else {
-            startActivity(Intent(this, OnboardingActivity::class.java))
-        }
-    }
-
-    private fun getRelativePath(fullPath: String, repositoryPath: String): String {
-        return fullPath.replace(repositoryPath, "").replace("/+".toRegex(), "/")
-    }
-
-    private fun getLastChangedTimestamp(fullPath: String): Long {
-        val repoPath = PasswordRepository.getRepositoryDirectory()
-        val repository = PasswordRepository.getRepository(repoPath)
-        if (repository == null) {
-            d { "getLastChangedTimestamp: No git repository" }
-            return File(fullPath).lastModified()
-        }
-        val git = Git(repository)
-        val relativePath = getRelativePath(fullPath, repoPath.absolutePath).substring(1) // Removes leading '/'
-        return runCatching {
-            val iterator = git.log().addPath(relativePath).call().iterator()
-            if (!iterator.hasNext()) {
-                w { "getLastChangedTimestamp: No commits for file: $relativePath" }
-                return -1
-            }
-            iterator.next().commitTime.toLong() * 1000
-        }.getOr(-1)
-    }
-
-    fun decryptPassword(item: PasswordItem) {
-        val decryptIntent = Intent(this, DecryptActivity::class.java)
-        val authDecryptIntent = Intent(this, LaunchActivity::class.java)
-        for (intent in arrayOf(decryptIntent, authDecryptIntent)) {
-            intent.putExtra("NAME", item.toString())
-            intent.putExtra("FILE_PATH", item.file.absolutePath)
-            intent.putExtra("REPO_PATH", PasswordRepository.getRepositoryDirectory().absolutePath)
-            intent.putExtra("LAST_CHANGED_TIMESTAMP", getLastChangedTimestamp(item.file.absolutePath))
-        }
-        // Needs an action to be a shortcut intent
-        authDecryptIntent.action = LaunchActivity.ACTION_DECRYPT_PASS
-
-        startActivity(decryptIntent)
-
-        // Adds shortcut
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
-            val shortcutManager: ShortcutManager = getSystemService() ?: return
-            val shortcut = Builder(this, item.fullPathToParent)
-                .setShortLabel(item.toString())
-                .setLongLabel(item.fullPathToParent + item.toString())
-                .setIcon(Icon.createWithResource(this, R.drawable.ic_lock_open_24px))
-                .setIntent(authDecryptIntent)
-                .build()
-            val shortcuts = shortcutManager.dynamicShortcuts
-            if (shortcuts.size >= shortcutManager.maxShortcutCountPerActivity && shortcuts.size > 0) {
-                shortcuts.removeAt(shortcuts.size - 1)
-                shortcuts.add(0, shortcut)
-                shortcutManager.dynamicShortcuts = shortcuts
-            } else {
-                shortcutManager.addDynamicShortcuts(listOf(shortcut))
-            }
-        }
-    }
-
-    private fun validateState(): Boolean {
-        if (!PasswordRepository.isInitialized) {
-            MaterialAlertDialogBuilder(this)
-                .setMessage(resources.getString(R.string.creation_dialog_text))
-                .setPositiveButton(resources.getString(R.string.dialog_ok), null)
-                .show()
-            return false
-        }
-        return true
-    }
-
-    fun createPassword() {
-        if (!validateState()) return
-        val currentDir = currentDir
-        i { "Adding file to : ${currentDir.absolutePath}" }
-        val intent = Intent(this, PasswordCreationActivity::class.java)
-        intent.putExtra("FILE_PATH", currentDir.absolutePath)
-        intent.putExtra("REPO_PATH", PasswordRepository.getRepositoryDirectory().absolutePath)
-        listRefreshAction.launch(intent)
-    }
-
-    fun createFolder() {
-        if (!validateState()) return
-        FolderCreationDialogFragment.newInstance(currentDir.path).show(supportFragmentManager, null)
-    }
-
-    fun deletePasswords(selectedItems: List<PasswordItem>) {
-        var size = 0
-        selectedItems.forEach {
-            if (it.file.isFile)
-                size++
-            else
-                size += it.file.listFilesRecursively().size
-        }
-        if (size == 0) {
-            selectedItems.map { item -> item.file.deleteRecursively() }
-            refreshPasswordList()
-            return
-        }
-        MaterialAlertDialogBuilder(this)
-            .setMessage(resources.getQuantityString(R.plurals.delete_dialog_text, size, size))
-            .setPositiveButton(resources.getString(R.string.dialog_yes)) { _, _ ->
-                val filesToDelete = arrayListOf<File>()
-                selectedItems.forEach { item ->
-                    if (item.file.isDirectory)
-                        filesToDelete.addAll(item.file.listFilesRecursively())
-                    else
-                        filesToDelete.add(item.file)
-                }
-                selectedItems.map { item -> item.file.deleteRecursively() }
-                refreshPasswordList()
-                AutofillMatcher.updateMatches(applicationContext, delete = filesToDelete)
-                val fmt = selectedItems.joinToString(separator = ", ") { item ->
-                    item.file.toRelativeString(PasswordRepository.getRepositoryDirectory())
-                }
-                lifecycleScope.launch {
-                    commitChange(
-                        resources.getString(R.string.git_commit_remove_text, fmt),
-                    )
-                }
-            }
-            .setNegativeButton(resources.getString(R.string.dialog_no), null)
-            .show()
-    }
-
-    fun movePasswords(values: List<PasswordItem>) {
-        val intent = Intent(this, SelectFolderActivity::class.java)
-        val fileLocations = values.map { it.file.absolutePath }.toTypedArray()
-        intent.putExtra("Files", fileLocations)
-        passwordMoveAction.launch(intent)
-    }
-
-    enum class CategoryRenameError(val resource: Int) {
-        None(0),
-        EmptyField(R.string.message_category_error_empty_field),
-        CategoryExists(R.string.message_category_error_category_exists),
-        DestinationOutsideRepo(R.string.message_error_destination_outside_repo),
-    }
-
-    /**
-     * Prompt the user with a new category name to assign,
-     * if the new category forms/leads a path (i.e. contains "/"), intermediate directories will be created
-     * and new category will be placed inside.
-     *
-     * @param oldCategory The category to change its name
-     * @param error Determines whether to show an error to the user in the alert dialog,
-     * this error may be due to the new category the user entered already exists or the field was empty or the
-     * destination path is outside the repository
-     *
-     * @see [CategoryRenameError]
-     * @see [isInsideRepository]
-     */
-    private fun renameCategory(oldCategory: PasswordItem, error: CategoryRenameError = CategoryRenameError.None) {
-        val view = layoutInflater.inflate(R.layout.folder_dialog_fragment, null)
-        val newCategoryEditText = view.findViewById<TextInputEditText>(R.id.folder_name_text)
-
-        if (error != CategoryRenameError.None) {
-            newCategoryEditText.error = getString(error.resource)
-        }
-
-        val dialog = MaterialAlertDialogBuilder(this)
-            .setTitle(R.string.title_rename_folder)
-            .setView(view)
-            .setMessage(getString(R.string.message_rename_folder, oldCategory.name))
-            .setPositiveButton(R.string.dialog_ok) { _, _ ->
-                val newCategory = File("${oldCategory.file.parent}/${newCategoryEditText.text}")
-                when {
-                    newCategoryEditText.text.isNullOrBlank() -> renameCategory(oldCategory, CategoryRenameError.EmptyField)
-                    newCategory.exists() -> renameCategory(oldCategory, CategoryRenameError.CategoryExists)
-                    !newCategory.isInsideRepository() -> renameCategory(oldCategory, CategoryRenameError.DestinationOutsideRepo)
-                    else -> lifecycleScope.launch(Dispatchers.IO) {
-                        moveFile(oldCategory.file, newCategory)
-
-                        //associate the new category with the last category's timestamp in history
-                        val preference = getSharedPreferences("recent_password_history", Context.MODE_PRIVATE)
-                        val timestamp = preference.getString(oldCategory.file.absolutePath.base64())
-                        if (timestamp != null) {
-                            preference.edit {
-                                remove(oldCategory.file.absolutePath.base64())
-                                putString(newCategory.absolutePath.base64(), timestamp)
-                            }
-                        }
-
-                        withContext(Dispatchers.Main) {
-                            commitChange(
-                                resources.getString(R.string.git_commit_move_text, oldCategory.name, newCategory.name),
-                            )
-                        }
-                    }
-                }
-            }
-            .setNegativeButton(R.string.dialog_skip, null)
-            .create()
-
-        dialog.requestInputFocusOnView<TextInputEditText>(R.id.folder_name_text)
-        dialog.show()
-    }
-
-    fun renameCategory(categories: List<PasswordItem>) {
-        for (oldCategory in categories) {
-            renameCategory(oldCategory)
-        }
-    }
-
-    /**
-     * Refreshes the password list by re-executing the last navigation or search action, preserving
-     * the navigation stack and scroll position. If the current directory no longer exists,
-     * navigation is reset to the repository root. If the optional [target] argument is provided,
-     * it will be entered if it is a directory or scrolled into view if it is a file (both inside
-     * the current directory).
-     */
-    fun refreshPasswordList(target: File? = null) {
-        val plist = getPasswordFragment()
-        if (target?.isDirectory == true && model.currentDir.value?.contains(target) == true) {
-            plist?.navigateTo(target)
-        } else if (target?.isFile == true && model.currentDir.value?.contains(target) == true) {
-            // Creating new passwords is handled by an activity, so we will refresh in onStart.
-            plist?.scrollToOnNextRefresh(target)
-        } else if (model.currentDir.value?.isDirectory == true) {
-            model.forceRefresh()
-        } else {
-            model.reset()
-            supportActionBar!!.setDisplayHomeAsUpEnabled(false)
-        }
-    }
-
-    private val currentDir: File
-        get() = getPasswordFragment()?.currentDir ?: PasswordRepository.getRepositoryDirectory()
-
-    private suspend fun moveFile(source: File, destinationFile: File) {
-        val sourceDestinationMap = if (source.isDirectory) {
-            destinationFile.mkdirs()
-            // Recursively list all files (not directories) below `source`, then
-            // obtain the corresponding target file by resolving the relative path
-            // starting at the destination folder.
-            source.listFilesRecursively().associateWith { destinationFile.resolve(it.relativeTo(source)) }
-        } else {
-            mapOf(source to destinationFile)
-        }
-        if (!source.renameTo(destinationFile)) {
-            e { "Something went wrong while moving $source to $destinationFile." }
-            withContext(Dispatchers.Main) {
-                MaterialAlertDialogBuilder(this@PasswordStore)
-                    .setTitle(R.string.password_move_error_title)
-                    .setMessage(getString(R.string.password_move_error_message, source, destinationFile))
-                    .setCancelable(true)
-                    .setPositiveButton(android.R.string.ok, null)
-                    .show()
-            }
-        } else {
-            AutofillMatcher.updateMatches(this, sourceDestinationMap)
-        }
-    }
-
-    fun matchPasswordWithApp(item: PasswordItem) {
-        val path = item.file
-            .absolutePath
-            .replace(PasswordRepository.getRepositoryDirectory().toString() + "/", "")
-            .replace(".gpg", "")
-        val data = Intent()
-        data.putExtra("path", path)
-        setResult(RESULT_OK, data)
-        finish()
-    }
-
-    companion object {
-
-        const val REQUEST_ARG_PATH = "PATH"
-        private fun isPrintable(c: Char): Boolean {
-            val block = UnicodeBlock.of(c)
-            return (!Character.isISOControl(c) &&
-                block != null && block !== UnicodeBlock.SPECIALS)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/SearchableRepositoryViewModel.kt b/app/src/main/java/com/zeapo/pwdstore/SearchableRepositoryViewModel.kt
deleted file mode 100644
index 7ac2bfc7..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/SearchableRepositoryViewModel.kt
+++ /dev/null
@@ -1,474 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.app.Application
-import android.os.Parcelable
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import androidx.annotation.VisibleForTesting
-import androidx.lifecycle.AndroidViewModel
-import androidx.lifecycle.LiveData
-import androidx.lifecycle.MutableLiveData
-import androidx.lifecycle.asFlow
-import androidx.lifecycle.asLiveData
-import androidx.recyclerview.selection.ItemDetailsLookup
-import androidx.recyclerview.selection.ItemKeyProvider
-import androidx.recyclerview.selection.Selection
-import androidx.recyclerview.selection.SelectionPredicates
-import androidx.recyclerview.selection.SelectionTracker
-import androidx.recyclerview.selection.StorageStrategy
-import androidx.recyclerview.widget.DiffUtil
-import androidx.recyclerview.widget.ListAdapter
-import androidx.recyclerview.widget.RecyclerView
-import com.zeapo.pwdstore.autofill.oreo.AutofillPreferences
-import com.zeapo.pwdstore.autofill.oreo.DirectoryStructure
-import com.zeapo.pwdstore.utils.PasswordItem
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PasswordSortOrder
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-import java.text.Collator
-import java.util.Locale
-import java.util.Stack
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.ExperimentalCoroutinesApi
-import kotlinx.coroutines.FlowPreview
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.asFlow
-import kotlinx.coroutines.flow.distinctUntilChanged
-import kotlinx.coroutines.flow.drop
-import kotlinx.coroutines.flow.emptyFlow
-import kotlinx.coroutines.flow.filter
-import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.mapLatest
-import kotlinx.coroutines.flow.toList
-import kotlinx.coroutines.yield
-import me.zhanghai.android.fastscroll.PopupTextProvider
-
-private fun File.toPasswordItem() = if (isFile)
-    PasswordItem.newPassword(name, this, PasswordRepository.getRepositoryDirectory())
-else
-    PasswordItem.newCategory(name, this, PasswordRepository.getRepositoryDirectory())
-
-private fun PasswordItem.fuzzyMatch(filter: String): Int {
-    var i = 0
-    var j = 0
-    var score = 0
-    var bonus = 0
-    var bonusIncrement = 0
-
-    val toMatch = longName
-
-    while (i < filter.length && j < toMatch.length) {
-        when {
-            filter[i].isWhitespace() -> i++
-            filter[i].toLowerCase() == toMatch[j].toLowerCase() -> {
-                i++
-                bonusIncrement += 1
-                bonus += bonusIncrement
-                score += bonus
-            }
-            else -> {
-                bonus = 0
-                bonusIncrement = 0
-            }
-        }
-        j++
-    }
-    return if (i == filter.length) score else 0
-}
-
-private val CaseInsensitiveComparator = Collator.getInstance().apply {
-    strength = Collator.PRIMARY
-}
-
-private fun PasswordItem.Companion.makeComparator(
-    typeSortOrder: PasswordSortOrder,
-    directoryStructure: DirectoryStructure
-): Comparator<PasswordItem> {
-    return when (typeSortOrder) {
-        PasswordSortOrder.FOLDER_FIRST -> compareBy { it.type }
-        // In order to let INDEPENDENT not distinguish between items based on their type, we simply
-        // declare them all equal at this stage.
-        PasswordSortOrder.INDEPENDENT -> Comparator { _, _ -> 0 }
-        PasswordSortOrder.FILE_FIRST -> compareByDescending { it.type }
-        PasswordSortOrder.RECENTLY_USED -> PasswordSortOrder.RECENTLY_USED.comparator
-    }
-        .then(compareBy(nullsLast(CaseInsensitiveComparator)) {
-            directoryStructure.getIdentifierFor(it.file)
-        })
-        .then(compareBy(nullsLast(CaseInsensitiveComparator)) {
-            directoryStructure.getUsernameFor(it.file)
-        })
-}
-
-val PasswordItem.stableId: String
-    get() = file.absolutePath
-
-enum class FilterMode {
-    NoFilter,
-    StrictDomain,
-    Fuzzy
-}
-
-enum class SearchMode {
-    RecursivelyInSubdirectories,
-    InCurrentDirectoryOnly
-}
-
-enum class ListMode {
-    FilesOnly,
-    DirectoriesOnly,
-    AllEntries
-}
-
-@OptIn(ExperimentalCoroutinesApi::class, FlowPreview::class)
-class SearchableRepositoryViewModel(application: Application) : AndroidViewModel(application) {
-
-    private var _updateCounter = 0
-    private val updateCounter: Int
-        get() = _updateCounter
-
-    private fun forceUpdateOnNextSearchAction() {
-        _updateCounter++
-    }
-
-    private val root
-        get() = PasswordRepository.getRepositoryDirectory()
-    private val settings by lazy(LazyThreadSafetyMode.NONE) { application.sharedPrefs }
-    private val showHiddenContents
-        get() = settings.getBoolean(PreferenceKeys.SHOW_HIDDEN_CONTENTS, false)
-    private val defaultSearchMode
-        get() = if (settings.getBoolean(PreferenceKeys.FILTER_RECURSIVELY, true)) {
-            SearchMode.RecursivelyInSubdirectories
-        } else {
-            SearchMode.InCurrentDirectoryOnly
-        }
-
-    private val typeSortOrder
-        get() = PasswordSortOrder.getSortOrder(settings)
-    private val directoryStructure
-        get() = AutofillPreferences.directoryStructure(getApplication())
-    private val itemComparator
-        get() = PasswordItem.makeComparator(typeSortOrder, directoryStructure)
-
-    private data class SearchAction(
-        val baseDirectory: File,
-        val filter: String,
-        val filterMode: FilterMode,
-        val searchMode: SearchMode,
-        val listMode: ListMode,
-        // This counter can be increased to force a reexecution of the search action even if all
-        // other arguments are left unchanged.
-        val updateCounter: Int
-    )
-
-    private fun makeSearchAction(
-        baseDirectory: File,
-        filter: String,
-        filterMode: FilterMode,
-        searchMode: SearchMode,
-        listMode: ListMode
-    ): SearchAction {
-        return SearchAction(
-            baseDirectory = baseDirectory,
-            filter = filter,
-            filterMode = filterMode,
-            searchMode = searchMode,
-            listMode = listMode,
-            updateCounter = updateCounter
-        )
-    }
-
-    private fun updateSearchAction(action: SearchAction) =
-        action.copy(updateCounter = updateCounter)
-
-    private val searchAction = MutableLiveData(
-        makeSearchAction(
-            baseDirectory = root,
-            filter = "",
-            filterMode = FilterMode.NoFilter,
-            searchMode = SearchMode.InCurrentDirectoryOnly,
-            listMode = ListMode.AllEntries
-        )
-    )
-    private val searchActionFlow = searchAction.asFlow().distinctUntilChanged()
-
-    data class SearchResult(val passwordItems: List<PasswordItem>, val isFiltered: Boolean)
-
-    val searchResult = searchActionFlow
-        .mapLatest { searchAction ->
-            val listResultFlow = when (searchAction.searchMode) {
-                SearchMode.RecursivelyInSubdirectories -> listFilesRecursively(searchAction.baseDirectory)
-                SearchMode.InCurrentDirectoryOnly -> listFiles(searchAction.baseDirectory)
-            }
-            val prefilteredResultFlow = when (searchAction.listMode) {
-                ListMode.FilesOnly -> listResultFlow.filter { it.isFile }
-                ListMode.DirectoriesOnly -> listResultFlow.filter { it.isDirectory }
-                ListMode.AllEntries -> listResultFlow
-            }
-            val filterModeToUse =
-                if (searchAction.filter == "") FilterMode.NoFilter else searchAction.filterMode
-            val passwordList = when (filterModeToUse) {
-                FilterMode.NoFilter -> {
-                    prefilteredResultFlow
-                        .map { it.toPasswordItem() }
-                        .toList()
-                        .sortedWith(itemComparator)
-                }
-                FilterMode.StrictDomain -> {
-                    check(searchAction.listMode == ListMode.FilesOnly) { "Searches with StrictDomain search mode can only list files" }
-                    val regex = generateStrictDomainRegex(searchAction.filter)
-                    if (regex != null) {
-                        prefilteredResultFlow
-                            .filter { absoluteFile ->
-                                regex.containsMatchIn(absoluteFile.relativeTo(root).path)
-                            }
-                            .map { it.toPasswordItem() }
-                            .toList()
-                            .sortedWith(itemComparator)
-                    } else {
-                        emptyList()
-                    }
-                }
-                FilterMode.Fuzzy -> {
-                    prefilteredResultFlow
-                        .map {
-                            val item = it.toPasswordItem()
-                            Pair(item.fuzzyMatch(searchAction.filter), item)
-                        }
-                        .filter { it.first > 0 }
-                        .toList()
-                        .sortedWith(
-                            compareByDescending<Pair<Int, PasswordItem>> { it.first }.thenBy(
-                                itemComparator
-                            ) { it.second })
-                        .map { it.second }
-                }
-            }
-            SearchResult(passwordList, isFiltered = searchAction.filterMode != FilterMode.NoFilter)
-        }.asLiveData(Dispatchers.IO)
-
-    private fun shouldTake(file: File) = with(file) {
-        if (showHiddenContents) return true
-        if (isDirectory) {
-            !isHidden
-        } else {
-            !isHidden && file.extension == "gpg"
-        }
-    }
-
-    private fun listFiles(dir: File): Flow<File> {
-        return dir.listFiles { file -> shouldTake(file) }?.asFlow() ?: emptyFlow()
-    }
-
-    private fun listFilesRecursively(dir: File): Flow<File> {
-        return dir
-            // Take top directory even if it is hidden.
-            .walkTopDown().onEnter { file -> file == dir || shouldTake(file) }
-            .asFlow()
-            // Skip the root directory
-            .drop(1)
-            .map {
-                yield()
-                it
-            }
-            .filter { file -> shouldTake(file) }
-    }
-
-    private val _currentDir = MutableLiveData(root)
-    val currentDir = _currentDir as LiveData<File>
-
-    data class NavigationStackEntry(val dir: File, val recyclerViewState: Parcelable?)
-
-    private val navigationStack = Stack<NavigationStackEntry>()
-
-    fun navigateTo(
-        newDirectory: File = root,
-        listMode: ListMode = ListMode.AllEntries,
-        recyclerViewState: Parcelable? = null,
-        pushPreviousLocation: Boolean = true
-    ) {
-        if (!newDirectory.exists()) return
-        require(newDirectory.isDirectory) { "Can only navigate to a directory" }
-        if (pushPreviousLocation) {
-            navigationStack.push(NavigationStackEntry(_currentDir.value!!, recyclerViewState))
-        }
-        searchAction.postValue(
-            makeSearchAction(
-                filter = "",
-                baseDirectory = newDirectory,
-                filterMode = FilterMode.NoFilter,
-                searchMode = SearchMode.InCurrentDirectoryOnly,
-                listMode = listMode
-            )
-        )
-        _currentDir.postValue(newDirectory)
-    }
-
-    val canNavigateBack
-        get() = navigationStack.isNotEmpty()
-
-    /**
-     * Navigate back to the last location on the [navigationStack] and restore a cached scroll
-     * position if possible.
-     *
-     * Returns the old RecyclerView's LinearLayoutManager state as a [Parcelable] if it was cached.
-     */
-    fun navigateBack(): Parcelable? {
-        if (!canNavigateBack) return null
-        val (oldDir, oldRecyclerViewState) = navigationStack.pop()
-        navigateTo(oldDir, pushPreviousLocation = false)
-        return oldRecyclerViewState
-    }
-
-    fun reset() {
-        navigationStack.clear()
-        forceUpdateOnNextSearchAction()
-        navigateTo(pushPreviousLocation = false)
-    }
-
-    fun search(
-        filter: String,
-        baseDirectory: File? = null,
-        filterMode: FilterMode = FilterMode.Fuzzy,
-        searchMode: SearchMode? = null,
-        listMode: ListMode = ListMode.AllEntries
-    ) {
-        require(baseDirectory?.isDirectory != false) { "Can only search in a directory" }
-        searchAction.postValue(
-            makeSearchAction(
-                filter = filter,
-                baseDirectory = baseDirectory ?: _currentDir.value!!,
-                filterMode = filterMode,
-                searchMode = searchMode ?: defaultSearchMode,
-                listMode = listMode
-            )
-        )
-    }
-
-    fun forceRefresh() {
-        forceUpdateOnNextSearchAction()
-        searchAction.postValue(updateSearchAction(searchAction.value!!))
-    }
-
-    companion object {
-
-        @VisibleForTesting
-        fun generateStrictDomainRegex(domain: String): Regex? {
-            // Valid domains do not contain path separators.
-            if (domain.contains('/'))
-                return null
-            // Matches the start of a path component, which is either the start of the
-            // string or a path separator.
-            val prefix = """(?:^|/)"""
-            val escapedFilter = Regex.escape(domain.replace("/", ""))
-            // Matches either the filter literally or a strict subdomain of the filter term.
-            // We allow a lot of freedom in what a subdomain is, as long as it is not an
-            // email address.
-            val subdomain = """(?:(?:[^/@]+\.)?$escapedFilter)"""
-            // Matches the end of a path component, which is either the literal ".gpg" or a
-            // path separator.
-            val suffix = """(?:\.gpg|/)"""
-            // Match any relative path with a component that is a subdomain of the filter.
-            return Regex(prefix + subdomain + suffix)
-        }
-    }
-}
-
-private object PasswordItemDiffCallback : DiffUtil.ItemCallback<PasswordItem>() {
-
-    override fun areItemsTheSame(oldItem: PasswordItem, newItem: PasswordItem) =
-        oldItem.file.absolutePath == newItem.file.absolutePath
-
-    override fun areContentsTheSame(oldItem: PasswordItem, newItem: PasswordItem) =
-        oldItem == newItem
-}
-
-open class SearchableRepositoryAdapter<T : RecyclerView.ViewHolder>(
-    private val layoutRes: Int,
-    private val viewHolderCreator: (view: View) -> T,
-    private val viewHolderBinder: T.(item: PasswordItem) -> Unit
-) : ListAdapter<PasswordItem, T>(PasswordItemDiffCallback), PopupTextProvider {
-
-    fun <T : ItemDetailsLookup<String>> makeSelectable(
-        recyclerView: RecyclerView,
-        itemDetailsLookupCreator: (recyclerView: RecyclerView) -> T
-    ) {
-        selectionTracker = SelectionTracker.Builder(
-            "SearchableRepositoryAdapter",
-            recyclerView,
-            itemKeyProvider,
-            itemDetailsLookupCreator(recyclerView),
-            StorageStrategy.createStringStorage()
-        ).withSelectionPredicate(SelectionPredicates.createSelectAnything()).build().apply {
-            addObserver(object : SelectionTracker.SelectionObserver<String>() {
-                override fun onSelectionChanged() {
-                    this@SearchableRepositoryAdapter.onSelectionChangedListener?.invoke(
-                        requireSelectionTracker().selection
-                    )
-                }
-            })
-        }
-    }
-
-    private var onItemClickedListener: ((holder: T, item: PasswordItem) -> Unit)? = null
-    open fun onItemClicked(listener: (holder: T, item: PasswordItem) -> Unit): SearchableRepositoryAdapter<T> {
-        check(onItemClickedListener == null) { "Only a single listener can be registered for onItemClicked" }
-        onItemClickedListener = listener
-        return this
-    }
-
-    private var onSelectionChangedListener: ((selection: Selection<String>) -> Unit)? = null
-    open fun onSelectionChanged(listener: (selection: Selection<String>) -> Unit): SearchableRepositoryAdapter<T> {
-        check(onSelectionChangedListener == null) { "Only a single listener can be registered for onSelectionChanged" }
-        onSelectionChangedListener = listener
-        return this
-    }
-
-    private val itemKeyProvider = object : ItemKeyProvider<String>(SCOPE_MAPPED) {
-        override fun getKey(position: Int) = getItem(position).stableId
-
-        override fun getPosition(key: String) =
-            (0 until itemCount).firstOrNull { getItem(it).stableId == key }
-                ?: RecyclerView.NO_POSITION
-    }
-
-    private var selectionTracker: SelectionTracker<String>? = null
-    fun requireSelectionTracker() = selectionTracker!!
-
-    private val selectedFiles
-        get() = requireSelectionTracker().selection.map { File(it) }
-
-    fun getSelectedItems() = selectedFiles.map { it.toPasswordItem() }
-
-    fun getPositionForFile(file: File) = itemKeyProvider.getPosition(file.absolutePath)
-
-    final override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): T {
-        val view = LayoutInflater.from(parent.context)
-            .inflate(layoutRes, parent, false)
-        return viewHolderCreator(view)
-    }
-
-    final override fun onBindViewHolder(holder: T, position: Int) {
-        val item = getItem(position)
-        holder.apply {
-            viewHolderBinder.invoke(this, item)
-            selectionTracker?.let { itemView.isSelected = it.isSelected(item.stableId) }
-            itemView.setOnClickListener {
-                // Do not emit custom click events while the user is selecting items.
-                if (selectionTracker?.hasSelection() != true)
-                    onItemClickedListener?.invoke(holder, item)
-            }
-        }
-    }
-
-    final override fun getPopupText(position: Int): String {
-        return getItem(position).name[0].toString().toUpperCase(Locale.getDefault())
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/SelectFolderActivity.kt b/app/src/main/java/com/zeapo/pwdstore/SelectFolderActivity.kt
deleted file mode 100644
index 13b6dcd3..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/SelectFolderActivity.kt
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.os.Bundle
-import android.view.Menu
-import android.view.MenuItem
-import androidx.appcompat.app.AppCompatActivity
-import androidx.fragment.app.FragmentManager
-import androidx.fragment.app.commit
-import com.zeapo.pwdstore.utils.PasswordRepository
-
-
-class SelectFolderActivity : AppCompatActivity(R.layout.select_folder_layout) {
-
-    private lateinit var passwordList: SelectFolderFragment
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-
-        passwordList = SelectFolderFragment()
-        val args = Bundle()
-        args.putString(PasswordStore.REQUEST_ARG_PATH, PasswordRepository.getRepositoryDirectory().absolutePath)
-
-        passwordList.arguments = args
-
-        supportActionBar?.show()
-
-        supportFragmentManager.popBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE)
-
-        supportFragmentManager.commit {
-            replace(R.id.pgp_handler_linearlayout, passwordList, PASSWORD_FRAGMENT_TAG)
-        }
-    }
-
-    override fun onCreateOptionsMenu(menu: Menu): Boolean {
-        menuInflater.inflate(R.menu.pgp_handler_select_folder, menu)
-        return true
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        when (item.itemId) {
-            android.R.id.home -> {
-                setResult(RESULT_CANCELED)
-                finish()
-                return true
-            }
-            R.id.crypto_select -> selectFolder()
-        }
-        return super.onOptionsItemSelected(item)
-    }
-
-    private fun selectFolder() {
-        intent.putExtra("SELECTED_FOLDER_PATH", passwordList.currentDir.absolutePath)
-        setResult(RESULT_OK, intent)
-        finish()
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/SelectFolderFragment.kt b/app/src/main/java/com/zeapo/pwdstore/SelectFolderFragment.kt
deleted file mode 100644
index e0aeaad7..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/SelectFolderFragment.kt
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.content.Context
-import android.os.Bundle
-import android.view.View
-import androidx.appcompat.app.AppCompatActivity
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.activityViewModels
-import androidx.recyclerview.widget.LinearLayoutManager
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.databinding.PasswordRecyclerViewBinding
-import com.zeapo.pwdstore.ui.adapters.PasswordItemRecyclerAdapter
-import com.zeapo.pwdstore.utils.PasswordItem
-import com.zeapo.pwdstore.utils.viewBinding
-import java.io.File
-import me.zhanghai.android.fastscroll.FastScrollerBuilder
-
-class SelectFolderFragment : Fragment(R.layout.password_recycler_view) {
-
-    private val binding by viewBinding(PasswordRecyclerViewBinding::bind)
-    private lateinit var recyclerAdapter: PasswordItemRecyclerAdapter
-    private lateinit var listener: OnFragmentInteractionListener
-
-    private val model: SearchableRepositoryViewModel by activityViewModels()
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        binding.fab.hide()
-        recyclerAdapter = PasswordItemRecyclerAdapter()
-            .onItemClicked { _, item ->
-                listener.onFragmentInteraction(item)
-            }
-        binding.passRecycler.apply {
-            layoutManager = LinearLayoutManager(requireContext())
-            itemAnimator = null
-            adapter = recyclerAdapter
-        }
-
-        FastScrollerBuilder(binding.passRecycler).build()
-        registerForContextMenu(binding.passRecycler)
-
-        val path = requireNotNull(requireArguments().getString(PasswordStore.REQUEST_ARG_PATH))
-        model.navigateTo(File(path), listMode = ListMode.DirectoriesOnly, pushPreviousLocation = false)
-        model.searchResult.observe(viewLifecycleOwner) { result ->
-            recyclerAdapter.submitList(result.passwordItems)
-        }
-    }
-
-    override fun onAttach(context: Context) {
-        super.onAttach(context)
-        runCatching {
-            listener = object : OnFragmentInteractionListener {
-                override fun onFragmentInteraction(item: PasswordItem) {
-                    if (item.type == PasswordItem.TYPE_CATEGORY) {
-                        model.navigateTo(item.file, listMode = ListMode.DirectoriesOnly)
-                        (requireActivity() as AppCompatActivity).supportActionBar?.setDisplayHomeAsUpEnabled(true)
-                    }
-                }
-            }
-        }.onFailure {
-            throw ClassCastException("$context must implement OnFragmentInteractionListener")
-        }
-    }
-
-    val currentDir: File
-        get() = model.currentDir.value!!
-
-    interface OnFragmentInteractionListener {
-
-        fun onFragmentInteraction(item: PasswordItem)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/UserPreference.kt b/app/src/main/java/com/zeapo/pwdstore/UserPreference.kt
deleted file mode 100644
index 66873426..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/UserPreference.kt
+++ /dev/null
@@ -1,673 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore
-
-import android.annotation.SuppressLint
-import android.content.Context
-import android.content.Intent
-import android.content.SharedPreferences
-import android.content.pm.ShortcutManager
-import android.net.Uri
-import android.os.Build
-import android.os.Bundle
-import android.os.Environment
-import android.provider.DocumentsContract
-import android.provider.Settings
-import android.text.TextUtils
-import android.view.MenuItem
-import android.widget.Toast
-import androidx.activity.result.contract.ActivityResultContracts.OpenDocument
-import androidx.activity.result.contract.ActivityResultContracts.OpenDocumentTree
-import androidx.annotation.RequiresApi
-import androidx.appcompat.app.AppCompatActivity
-import androidx.appcompat.widget.AppCompatTextView
-import androidx.core.content.edit
-import androidx.core.content.getSystemService
-import androidx.documentfile.provider.DocumentFile
-import androidx.preference.CheckBoxPreference
-import androidx.preference.EditTextPreference
-import androidx.preference.ListPreference
-import androidx.preference.Preference
-import androidx.preference.PreferenceFragmentCompat
-import androidx.preference.SwitchPreferenceCompat
-import com.github.ajalt.timberkt.Timber.tag
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.w
-import com.github.androidpasswordstore.autofillparser.BrowserAutofillSupportLevel
-import com.github.androidpasswordstore.autofillparser.getInstalledBrowsersWithAutofillSupportLevel
-import com.github.michaelbull.result.getOr
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.crypto.BasePgpActivity
-import com.zeapo.pwdstore.git.GitConfigActivity
-import com.zeapo.pwdstore.git.GitServerConfigActivity
-import com.zeapo.pwdstore.git.sshj.SshKey
-import com.zeapo.pwdstore.pwgenxkpwd.XkpwdDictionary
-import com.zeapo.pwdstore.sshkeygen.ShowSshKeyFragment
-import com.zeapo.pwdstore.sshkeygen.SshKeyGenActivity
-import com.zeapo.pwdstore.ui.proxy.ProxySelectorActivity
-import com.zeapo.pwdstore.utils.BiometricAuthenticator
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.autofillManager
-import com.zeapo.pwdstore.utils.getEncryptedGitPrefs
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-
-typealias ClickListener = Preference.OnPreferenceClickListener
-typealias ChangeListener = Preference.OnPreferenceChangeListener
-
-class UserPreference : AppCompatActivity() {
-
-    private lateinit var prefsFragment: PrefsFragment
-    private var fromIntent = false
-
-    @Suppress("DEPRECATION")
-    private val directorySelectAction = registerForActivityResult(OpenDocumentTree()) { uri: Uri? ->
-        if (uri == null) return@registerForActivityResult
-
-        tag(TAG).d { "Selected repository URI is $uri" }
-        // TODO: This is fragile. Workaround until PasswordItem is backed by DocumentFile
-        val docId = DocumentsContract.getTreeDocumentId(uri)
-        val split = docId.split(":".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
-        val path = if (split.size > 1) split[1] else split[0]
-        val repoPath = "${Environment.getExternalStorageDirectory()}/$path"
-        val prefs = sharedPrefs
-
-        tag(TAG).d { "Selected repository path is $repoPath" }
-
-        if (Environment.getExternalStorageDirectory().path == repoPath) {
-            MaterialAlertDialogBuilder(this)
-                .setTitle(getString(R.string.sdcard_root_warning_title))
-                .setMessage(getString(R.string.sdcard_root_warning_message))
-                .setPositiveButton("Remove everything") { _, _ ->
-                    prefs.edit { putString(PreferenceKeys.GIT_EXTERNAL_REPO, uri.path) }
-                }
-                .setNegativeButton(R.string.dialog_cancel, null)
-                .show()
-        }
-        prefs.edit { putString(PreferenceKeys.GIT_EXTERNAL_REPO, repoPath) }
-        if (fromIntent) {
-            setResult(RESULT_OK)
-            finish()
-        }
-
-    }
-
-    private val sshKeyImportAction = registerForActivityResult(OpenDocument()) { uri: Uri? ->
-        if (uri == null) return@registerForActivityResult
-        runCatching {
-            SshKey.import(uri)
-
-            Toast.makeText(this, resources.getString(R.string.ssh_key_success_dialog_title), Toast.LENGTH_LONG).show()
-            setResult(RESULT_OK)
-            finish()
-        }.onFailure { e ->
-            MaterialAlertDialogBuilder(this)
-                .setTitle(resources.getString(R.string.ssh_key_error_dialog_title))
-                .setMessage(e.message)
-                .setPositiveButton(resources.getString(R.string.dialog_ok), null)
-                .show()
-        }
-    }
-
-    private val storeExportAction = registerForActivityResult(object : OpenDocumentTree() {
-        override fun createIntent(context: Context, input: Uri?): Intent {
-            return super.createIntent(context, input).apply {
-                flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
-                    Intent.FLAG_GRANT_WRITE_URI_PERMISSION or
-                    Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION or
-                    Intent.FLAG_GRANT_PREFIX_URI_PERMISSION
-            }
-        }
-    }) { uri: Uri? ->
-        if (uri == null) return@registerForActivityResult
-        val targetDirectory = DocumentFile.fromTreeUri(applicationContext, uri)
-
-        if (targetDirectory != null) {
-            val service = Intent(applicationContext, PasswordExportService::class.java).apply {
-                action = PasswordExportService.ACTION_EXPORT_PASSWORD
-                putExtra("uri", uri)
-            }
-
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                startForegroundService(service)
-            } else {
-                startService(service)
-            }
-        }
-    }
-
-    private val storeCustomXkpwdDictionaryAction = registerForActivityResult(OpenDocument()) { uri ->
-        if (uri == null) return@registerForActivityResult
-
-        Toast.makeText(
-            this,
-            this.resources.getString(R.string.xkpwgen_custom_dict_imported, uri.path),
-            Toast.LENGTH_SHORT
-        ).show()
-
-        sharedPrefs.edit { putString(PreferenceKeys.PREF_KEY_CUSTOM_DICT, uri.toString()) }
-
-        val customDictPref = prefsFragment.findPreference<Preference>(PreferenceKeys.PREF_KEY_CUSTOM_DICT)
-        setCustomDictSummary(customDictPref, uri)
-        // copy user selected file to internal storage
-        val inputStream = contentResolver.openInputStream(uri)
-        val customDictFile = File(filesDir.toString(), XkpwdDictionary.XKPWD_CUSTOM_DICT_FILE).outputStream()
-        inputStream?.copyTo(customDictFile, 1024)
-        inputStream?.close()
-        customDictFile.close()
-
-        setResult(RESULT_OK)
-    }
-
-    class PrefsFragment : PreferenceFragmentCompat() {
-
-        private var autoFillEnablePreference: SwitchPreferenceCompat? = null
-        private var clearSavedPassPreference: Preference? = null
-        private var viewSshKeyPreference: Preference? = null
-        private lateinit var oreoAutofillDependencies: List<Preference>
-        private lateinit var prefsActivity: UserPreference
-        private lateinit var sharedPreferences: SharedPreferences
-        private lateinit var encryptedPreferences: SharedPreferences
-
-        override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
-            prefsActivity = requireActivity() as UserPreference
-            val context = requireContext()
-            sharedPreferences = preferenceManager.sharedPreferences
-            encryptedPreferences = requireActivity().getEncryptedGitPrefs()
-
-            addPreferencesFromResource(R.xml.preference)
-
-            // Git preferences
-            val gitServerPreference = findPreference<Preference>(PreferenceKeys.GIT_SERVER_INFO)
-            val openkeystoreIdPreference = findPreference<Preference>(PreferenceKeys.SSH_OPENKEYSTORE_CLEAR_KEY_ID)
-            val gitConfigPreference = findPreference<Preference>(PreferenceKeys.GIT_CONFIG)
-            val sshKeyPreference = findPreference<Preference>(PreferenceKeys.SSH_KEY)
-            val sshKeygenPreference = findPreference<Preference>(PreferenceKeys.SSH_KEYGEN)
-            viewSshKeyPreference = findPreference(PreferenceKeys.SSH_SEE_KEY)
-            clearSavedPassPreference = findPreference(PreferenceKeys.CLEAR_SAVED_PASS)
-            val deleteRepoPreference = findPreference<Preference>(PreferenceKeys.GIT_DELETE_REPO)
-            val externalGitRepositoryPreference = findPreference<Preference>(PreferenceKeys.GIT_EXTERNAL)
-            val selectExternalGitRepositoryPreference = findPreference<Preference>(PreferenceKeys.PREF_SELECT_EXTERNAL)
-
-            if (!PasswordRepository.isGitRepo()) {
-                listOfNotNull(
-                    gitServerPreference,
-                    gitConfigPreference,
-                    sshKeyPreference,
-                    viewSshKeyPreference,
-                    clearSavedPassPreference,
-                ).forEach {
-                    it.parent?.removePreference(it)
-                }
-            }
-
-            // General preferences
-            val showTimePreference = findPreference<Preference>(PreferenceKeys.GENERAL_SHOW_TIME)
-            val clearClipboard20xPreference = findPreference<CheckBoxPreference>(PreferenceKeys.CLEAR_CLIPBOARD_20X)
-
-            // Autofill preferences
-            autoFillEnablePreference = findPreference(PreferenceKeys.AUTOFILL_ENABLE)
-            val oreoAutofillDirectoryStructurePreference = findPreference<ListPreference>(PreferenceKeys.OREO_AUTOFILL_DIRECTORY_STRUCTURE)
-            val oreoAutofillDefaultUsername = findPreference<EditTextPreference>(PreferenceKeys.OREO_AUTOFILL_DEFAULT_USERNAME)
-            val oreoAutofillCustomPublixSuffixes = findPreference<EditTextPreference>(PreferenceKeys.OREO_AUTOFILL_CUSTOM_PUBLIC_SUFFIXES)
-            oreoAutofillDependencies = listOfNotNull(
-                oreoAutofillDirectoryStructurePreference,
-                oreoAutofillDefaultUsername,
-                oreoAutofillCustomPublixSuffixes,
-            )
-            oreoAutofillCustomPublixSuffixes?.apply {
-                setOnBindEditTextListener {
-                    it.isSingleLine = false
-                    it.setHint(R.string.preference_custom_public_suffixes_hint)
-                }
-            }
-
-            // Misc preferences
-            val appVersionPreference = findPreference<Preference>(PreferenceKeys.APP_VERSION)
-
-            selectExternalGitRepositoryPreference?.summary = sharedPreferences.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
-                ?: getString(R.string.no_repo_selected)
-            deleteRepoPreference?.isVisible = !sharedPreferences.getBoolean(PreferenceKeys.GIT_EXTERNAL, false)
-            clearClipboard20xPreference?.isVisible = sharedPreferences.getString(PreferenceKeys.GENERAL_SHOW_TIME)?.toInt() != 0
-            openkeystoreIdPreference?.isVisible = sharedPreferences.getString(PreferenceKeys.SSH_OPENKEYSTORE_KEYID)?.isNotEmpty()
-                ?: false
-
-            updateAutofillSettings()
-            updateClearSavedPassphrasePrefs()
-
-            appVersionPreference?.summary = "Version: ${BuildConfig.VERSION_NAME}"
-
-            sshKeyPreference?.onPreferenceClickListener = ClickListener {
-                prefsActivity.getSshKey()
-                true
-            }
-
-            sshKeygenPreference?.onPreferenceClickListener = ClickListener {
-                prefsActivity.makeSshKey(true)
-                true
-            }
-
-            viewSshKeyPreference?.onPreferenceClickListener = ClickListener {
-                val df = ShowSshKeyFragment()
-                df.show(parentFragmentManager, "public_key")
-                true
-            }
-
-            clearSavedPassPreference?.onPreferenceClickListener = ClickListener {
-                encryptedPreferences.edit {
-                    if (encryptedPreferences.getString(PreferenceKeys.HTTPS_PASSWORD) != null)
-                        remove(PreferenceKeys.HTTPS_PASSWORD)
-                    else if (encryptedPreferences.getString(PreferenceKeys.SSH_KEY_LOCAL_PASSPHRASE) != null)
-                        remove(PreferenceKeys.SSH_KEY_LOCAL_PASSPHRASE)
-                }
-                updateClearSavedPassphrasePrefs()
-                true
-            }
-
-            openkeystoreIdPreference?.onPreferenceClickListener = ClickListener {
-                sharedPreferences.edit { putString(PreferenceKeys.SSH_OPENKEYSTORE_KEYID, null) }
-                it.isVisible = false
-                true
-            }
-
-            gitServerPreference?.onPreferenceClickListener = ClickListener {
-                startActivity(Intent(prefsActivity, GitServerConfigActivity::class.java))
-                true
-            }
-
-            gitConfigPreference?.onPreferenceClickListener = ClickListener {
-                startActivity(Intent(prefsActivity, GitConfigActivity::class.java))
-                true
-            }
-
-            deleteRepoPreference?.onPreferenceClickListener = ClickListener {
-                val repoDir = PasswordRepository.getRepositoryDirectory()
-                MaterialAlertDialogBuilder(prefsActivity)
-                    .setTitle(R.string.pref_dialog_delete_title)
-                    .setMessage(resources.getString(R.string.dialog_delete_msg, repoDir))
-                    .setCancelable(false)
-                    .setPositiveButton(R.string.dialog_delete) { dialogInterface, _ ->
-                        runCatching {
-                            PasswordRepository.getRepositoryDirectory().deleteRecursively()
-                            PasswordRepository.closeRepository()
-                        }.onFailure {
-                            // TODO Handle the different cases of exceptions
-                        }
-
-                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
-                            requireContext().getSystemService<ShortcutManager>()?.apply {
-                                removeDynamicShortcuts(dynamicShortcuts.map { it.id }.toMutableList())
-                            }
-                        }
-                        sharedPreferences.edit { putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, false) }
-                        dialogInterface.cancel()
-                        prefsActivity.finish()
-                    }
-                    .setNegativeButton(R.string.dialog_do_not_delete) { dialogInterface, _ -> run { dialogInterface.cancel() } }
-                    .show()
-
-                true
-            }
-
-            selectExternalGitRepositoryPreference?.summary =
-                sharedPreferences.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
-                    ?: context.getString(R.string.no_repo_selected)
-            selectExternalGitRepositoryPreference?.onPreferenceClickListener = ClickListener {
-                prefsActivity.selectExternalGitRepository()
-                true
-            }
-
-            val resetRepo = Preference.OnPreferenceChangeListener { _, o ->
-                deleteRepoPreference?.isVisible = !(o as Boolean)
-                PasswordRepository.closeRepository()
-                sharedPreferences.edit { putBoolean(PreferenceKeys.REPO_CHANGED, true) }
-                true
-            }
-
-            selectExternalGitRepositoryPreference?.onPreferenceChangeListener = resetRepo
-            externalGitRepositoryPreference?.onPreferenceChangeListener = resetRepo
-
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                autoFillEnablePreference?.onPreferenceClickListener = ClickListener {
-                    onEnableAutofillClick()
-                    true
-                }
-            }
-
-            findPreference<Preference>(PreferenceKeys.EXPORT_PASSWORDS)?.apply {
-                isVisible = sharedPreferences.getBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, false)
-                onPreferenceClickListener = Preference.OnPreferenceClickListener {
-                    prefsActivity.exportPasswords()
-                    true
-                }
-            }
-
-            showTimePreference?.onPreferenceChangeListener = ChangeListener { _, newValue: Any? ->
-                runCatching {
-                    val isEnabled = newValue.toString().toInt() != 0
-                    clearClipboard20xPreference?.isVisible = isEnabled
-                    true
-                }.getOr(false)
-            }
-
-            showTimePreference?.summaryProvider = Preference.SummaryProvider<Preference> {
-                getString(R.string.pref_clipboard_timeout_summary, sharedPreferences.getString
-                (PreferenceKeys.GENERAL_SHOW_TIME, "45"))
-            }
-
-            findPreference<CheckBoxPreference>(PreferenceKeys.ENABLE_DEBUG_LOGGING)?.isVisible = !BuildConfig.ENABLE_DEBUG_FEATURES
-
-            findPreference<CheckBoxPreference>(PreferenceKeys.BIOMETRIC_AUTH)?.apply {
-                val canAuthenticate = BiometricAuthenticator.canAuthenticate(prefsActivity)
-
-                if (!canAuthenticate) {
-                    isEnabled = false
-                    isChecked = false
-                    summary = getString(R.string.biometric_auth_summary_error)
-                } else {
-                    setOnPreferenceClickListener {
-                        isEnabled = false
-                        sharedPreferences.edit {
-                            val checked = isChecked
-                            BiometricAuthenticator.authenticate(requireActivity()) { result ->
-                                when (result) {
-                                    is BiometricAuthenticator.Result.Success -> {
-                                        // Apply the changes
-                                        putBoolean(PreferenceKeys.BIOMETRIC_AUTH, checked)
-                                        isEnabled = true
-                                    }
-                                    else -> {
-                                        // If any error occurs, revert back to the previous state. This
-                                        // catch-all clause includes the cancellation case.
-                                        putBoolean(PreferenceKeys.BIOMETRIC_AUTH, !checked)
-                                        isChecked = !checked
-                                        isEnabled = true
-                                    }
-                                }
-                            }
-                            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
-                                requireContext().getSystemService<ShortcutManager>()?.apply {
-                                    removeDynamicShortcuts(dynamicShortcuts.map { it.id }.toMutableList())
-                                }
-                            }
-                        }
-                        true
-                    }
-                }
-            }
-
-            findPreference<Preference>(PreferenceKeys.PROXY_SETTINGS)?.onPreferenceClickListener = ClickListener {
-                startActivity(Intent(requireContext(), ProxySelectorActivity::class.java))
-                true
-            }
-
-            val prefCustomXkpwdDictionary = findPreference<Preference>(PreferenceKeys.PREF_KEY_CUSTOM_DICT)
-            prefCustomXkpwdDictionary?.onPreferenceClickListener = ClickListener {
-                prefsActivity.storeCustomDictionaryPath()
-                true
-            }
-            val dictUri = sharedPreferences.getString(PreferenceKeys.PREF_KEY_CUSTOM_DICT) ?: ""
-
-            if (!TextUtils.isEmpty(dictUri)) {
-                setCustomDictSummary(prefCustomXkpwdDictionary, Uri.parse(dictUri))
-            }
-
-            val prefIsCustomDict = findPreference<CheckBoxPreference>(PreferenceKeys.PREF_KEY_IS_CUSTOM_DICT)
-            val prefCustomDictPicker = findPreference<Preference>(PreferenceKeys.PREF_KEY_CUSTOM_DICT)
-            val prefPwgenType = findPreference<ListPreference>(PreferenceKeys.PREF_KEY_PWGEN_TYPE)
-            updateXkPasswdPrefsVisibility(prefPwgenType?.value, prefIsCustomDict, prefCustomDictPicker)
-
-            prefPwgenType?.onPreferenceChangeListener = ChangeListener { _, newValue ->
-                updateXkPasswdPrefsVisibility(newValue, prefIsCustomDict, prefCustomDictPicker)
-                true
-            }
-
-            prefIsCustomDict?.onPreferenceChangeListener = ChangeListener { _, newValue ->
-                if (!(newValue as Boolean)) {
-                    val customDictFile = File(context.filesDir, XkpwdDictionary.XKPWD_CUSTOM_DICT_FILE)
-                    if (customDictFile.exists() && !customDictFile.delete()) {
-                        w { "Failed to delete custom XkPassword dictionary: $customDictFile" }
-                    }
-                    prefCustomDictPicker?.setSummary(R.string.xkpwgen_pref_custom_dict_picker_summary)
-                }
-                true
-            }
-        }
-
-        private fun updateXkPasswdPrefsVisibility(newValue: Any?, prefIsCustomDict: CheckBoxPreference?, prefCustomDictPicker: Preference?) {
-            when (newValue as String) {
-                BasePgpActivity.KEY_PWGEN_TYPE_CLASSIC -> {
-                    prefIsCustomDict?.isVisible = false
-                    prefCustomDictPicker?.isVisible = false
-                }
-                BasePgpActivity.KEY_PWGEN_TYPE_XKPASSWD -> {
-                    prefIsCustomDict?.isVisible = true
-                    prefCustomDictPicker?.isVisible = true
-                }
-            }
-        }
-
-        private fun updateAutofillSettings() {
-            val isAutofillServiceEnabled = prefsActivity.isAutofillServiceEnabled
-            val isAutofillSupported = prefsActivity.isAutofillServiceSupported
-            if (!isAutofillSupported) {
-                autoFillEnablePreference?.isVisible = false
-            } else {
-                autoFillEnablePreference?.isChecked = isAutofillServiceEnabled
-            }
-            oreoAutofillDependencies.forEach {
-                it.isVisible = isAutofillServiceEnabled
-            }
-        }
-
-        private fun updateClearSavedPassphrasePrefs() {
-            clearSavedPassPreference?.apply {
-                val sshPass = encryptedPreferences.getString(PreferenceKeys.SSH_KEY_LOCAL_PASSPHRASE)
-                val httpsPass = encryptedPreferences.getString(PreferenceKeys.HTTPS_PASSWORD)
-                if (sshPass == null && httpsPass == null) {
-                    isVisible = false
-                    return@apply
-                }
-                title = when {
-                    httpsPass != null -> getString(R.string.clear_saved_passphrase_https)
-                    sshPass != null -> getString(R.string.clear_saved_passphrase_ssh)
-                    else -> null
-                }
-                isVisible = true
-            }
-        }
-
-        private fun updateViewSshPubkeyPref() {
-            viewSshKeyPreference?.isVisible = SshKey.canShowSshPublicKey
-        }
-
-        @RequiresApi(Build.VERSION_CODES.O)
-        private fun onEnableAutofillClick() {
-            if (prefsActivity.isAutofillServiceEnabled) {
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O)
-                    prefsActivity.autofillManager!!.disableAutofillServices()
-                else
-                    throw IllegalStateException("isAutofillServiceEnabled == true, but Build.VERSION.SDK_INT < Build.VERSION_CODES.O")
-            } else {
-                MaterialAlertDialogBuilder(prefsActivity).run {
-                    setTitle(R.string.pref_autofill_enable_title)
-                    @SuppressLint("InflateParams")
-                    val layout =
-                        layoutInflater.inflate(R.layout.oreo_autofill_instructions, null)
-                    val supportedBrowsersTextView =
-                        layout.findViewById<AppCompatTextView>(R.id.supportedBrowsers)
-                    supportedBrowsersTextView.text =
-                        getInstalledBrowsersWithAutofillSupportLevel(context).joinToString(
-                            separator = "\n"
-                        ) {
-                            val appLabel = it.first
-                            val supportDescription = when (it.second) {
-                                BrowserAutofillSupportLevel.None -> getString(R.string.oreo_autofill_no_support)
-                                BrowserAutofillSupportLevel.FlakyFill -> getString(R.string.oreo_autofill_flaky_fill_support)
-                                BrowserAutofillSupportLevel.PasswordFill -> getString(R.string.oreo_autofill_password_fill_support)
-                                BrowserAutofillSupportLevel.GeneralFill -> getString(R.string.oreo_autofill_general_fill_support)
-                                BrowserAutofillSupportLevel.GeneralFillAndSave -> getString(R.string.oreo_autofill_general_fill_and_save_support)
-                            }
-                            "$appLabel: $supportDescription"
-                        }
-                    setView(layout)
-                    setPositiveButton(R.string.dialog_ok) { _, _ ->
-                        val intent = Intent(Settings.ACTION_REQUEST_SET_AUTOFILL_SERVICE).apply {
-                            data = Uri.parse("package:${BuildConfig.APPLICATION_ID}")
-                        }
-                        startActivity(intent)
-                    }
-                    setNegativeButton(R.string.dialog_cancel, null)
-                    setOnDismissListener { updateAutofillSettings() }
-                    show()
-                }
-            }
-        }
-
-        override fun onResume() {
-            super.onResume()
-            updateAutofillSettings()
-            updateClearSavedPassphrasePrefs()
-            updateViewSshPubkeyPref()
-        }
-    }
-
-    override fun onBackPressed() {
-        super.onBackPressed()
-        setResult(RESULT_OK)
-        finish()
-    }
-
-    public override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        when (intent?.getStringExtra("operation")) {
-            "get_ssh_key" -> getSshKey()
-            "make_ssh_key" -> makeSshKey(false)
-            "git_external" -> {
-                fromIntent = true
-                selectExternalGitRepository()
-            }
-        }
-        prefsFragment = PrefsFragment()
-
-        supportFragmentManager
-            .beginTransaction()
-            .replace(android.R.id.content, prefsFragment)
-            .commit()
-
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-    }
-
-    @Suppress("Deprecation") // for Environment.getExternalStorageDirectory()
-    fun selectExternalGitRepository() {
-        MaterialAlertDialogBuilder(this)
-            .setTitle(this.resources.getString(R.string.external_repository_dialog_title))
-            .setMessage(this.resources.getString(R.string.external_repository_dialog_text))
-            .setPositiveButton(R.string.dialog_ok) { _, _ ->
-                directorySelectAction.launch(null)
-            }
-            .setNegativeButton(R.string.dialog_cancel, null)
-            .show()
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        // Handle action bar item clicks here. The action bar will
-        // automatically handle clicks on the Home/Up button, so long
-        // as you specify a parent activity in AndroidManifest.xml.
-        return when (item.itemId) {
-            android.R.id.home -> {
-                setResult(RESULT_OK)
-                finish()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
-    private fun importSshKey() {
-        sshKeyImportAction.launch(arrayOf("*/*"))
-    }
-
-    /**
-     * Opens a file explorer to import the private key
-     */
-    private fun getSshKey() {
-        if (SshKey.exists) {
-            MaterialAlertDialogBuilder(this).run {
-                setTitle(R.string.ssh_keygen_existing_title)
-                setMessage(R.string.ssh_keygen_existing_message)
-                setPositiveButton(R.string.ssh_keygen_existing_replace) { _, _ ->
-                    importSshKey()
-                }
-                setNegativeButton(R.string.ssh_keygen_existing_keep) { _, _ -> }
-                show()
-            }
-        } else {
-            importSshKey()
-        }
-    }
-
-    /**
-     * Exports the passwords
-     */
-    private fun exportPasswords() {
-        storeExportAction.launch(null)
-    }
-
-    /**
-     * Opens a key generator to generate a public/private key pair
-     */
-    fun makeSshKey(fromPreferences: Boolean) {
-        val intent = Intent(applicationContext, SshKeyGenActivity::class.java)
-        startActivity(intent)
-        if (!fromPreferences) {
-            setResult(RESULT_OK)
-            finish()
-        }
-    }
-
-    /**
-     * Pick custom xkpwd dictionary from sdcard
-     */
-    private fun storeCustomDictionaryPath() {
-        storeCustomXkpwdDictionaryAction.launch(arrayOf("*/*"))
-    }
-
-    private val isAutofillServiceSupported: Boolean
-        get() {
-            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return false
-            return autofillManager?.isAutofillSupported != null
-        }
-
-    private val isAutofillServiceEnabled: Boolean
-        get() {
-            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return false
-            return autofillManager?.hasEnabledAutofillServices() == true
-        }
-
-    companion object {
-
-        private const val TAG = "UserPreference"
-
-        fun createDirectorySelectionIntent(context: Context): Intent {
-            return Intent(context, UserPreference::class.java).run {
-                putExtra("operation", "git_external")
-            }
-        }
-
-        /**
-         * Set custom dictionary summary
-         */
-        @JvmStatic
-        private fun setCustomDictSummary(customDictPref: Preference?, uri: Uri) {
-            val fileName = uri.path?.substring(uri.path?.lastIndexOf(":")!! + 1)
-            customDictPref?.summary = "Selected dictionary: $fileName"
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/Api30AutofillResponseBuilder.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/Api30AutofillResponseBuilder.kt
deleted file mode 100644
index a69e51a7..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/Api30AutofillResponseBuilder.kt
+++ /dev/null
@@ -1,189 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.autofill.oreo
-
-import android.content.Context
-import android.content.IntentSender
-import android.os.Build
-import android.service.autofill.Dataset
-import android.service.autofill.FillCallback
-import android.service.autofill.FillResponse
-import android.service.autofill.SaveInfo
-import android.view.inputmethod.InlineSuggestionsRequest
-import android.widget.inline.InlinePresentationSpec
-import androidx.annotation.RequiresApi
-import com.github.ajalt.timberkt.e
-import com.github.androidpasswordstore.autofillparser.AutofillAction
-import com.github.androidpasswordstore.autofillparser.FillableForm
-import com.github.androidpasswordstore.autofillparser.fillWith
-import com.github.michaelbull.result.fold
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillDecryptActivity
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillFilterView
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillPublisherChangedActivity
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillSaveActivity
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillSmsActivity
-import java.io.File
-
-/**
- * Implements [AutofillResponseBuilder]'s methods for API 30 and above
- */
-@RequiresApi(Build.VERSION_CODES.R)
-class Api30AutofillResponseBuilder(form: FillableForm) {
-
-    private val formOrigin = form.formOrigin
-    private val scenario = form.scenario
-    private val ignoredIds = form.ignoredIds
-    private val saveFlags = form.saveFlags
-    private val clientState = form.toClientState()
-
-    // We do not offer save when the only relevant field is a username field or there is no field.
-    private val scenarioSupportsSave = scenario.hasPasswordFieldsToSave
-    private val canBeSaved = saveFlags != null && scenarioSupportsSave
-
-    private fun makeIntentDataset(
-        context: Context,
-        action: AutofillAction,
-        intentSender: IntentSender,
-        metadata: DatasetMetadata,
-        imeSpec: InlinePresentationSpec?,
-    ): Dataset {
-        return Dataset.Builder(makeRemoteView(context, metadata)).run {
-            fillWith(scenario, action, credentials = null)
-            setAuthentication(intentSender)
-            if (imeSpec != null) {
-                val inlinePresentation = makeInlinePresentation(context, imeSpec, metadata)
-                if (inlinePresentation != null) {
-                    setInlinePresentation(inlinePresentation)
-                }
-            }
-            build()
-        }
-    }
-
-    private fun makeMatchDataset(context: Context, file: File, imeSpec: InlinePresentationSpec?): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.Match)) return null
-        val metadata = makeFillMatchMetadata(context, file)
-        val intentSender = AutofillDecryptActivity.makeDecryptFileIntentSender(file, context)
-        return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata, imeSpec)
-    }
-
-    private fun makeSearchDataset(context: Context, imeSpec: InlinePresentationSpec?): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.Search)) return null
-        val metadata = makeSearchAndFillMetadata(context)
-        val intentSender =
-            AutofillFilterView.makeMatchAndDecryptFileIntentSender(context, formOrigin)
-        return makeIntentDataset(context, AutofillAction.Search, intentSender, metadata, imeSpec)
-    }
-
-    private fun makeGenerateDataset(context: Context, imeSpec: InlinePresentationSpec?): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.Generate)) return null
-        val metadata = makeGenerateAndFillMetadata(context)
-        val intentSender = AutofillSaveActivity.makeSaveIntentSender(context, null, formOrigin)
-        return makeIntentDataset(context, AutofillAction.Generate, intentSender, metadata, imeSpec)
-    }
-
-
-    private fun makeFillOtpFromSmsDataset(context: Context, imeSpec: InlinePresentationSpec?): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.FillOtpFromSms)) return null
-        if (!AutofillSmsActivity.shouldOfferFillFromSms(context)) return null
-        val metadata = makeFillOtpFromSmsMetadata(context)
-        val intentSender = AutofillSmsActivity.makeFillOtpFromSmsIntentSender(context)
-        return makeIntentDataset(context, AutofillAction.FillOtpFromSms, intentSender, metadata, imeSpec)
-    }
-
-    private fun makePublisherChangedDataset(
-        context: Context,
-        publisherChangedException: AutofillPublisherChangedException,
-        imeSpec: InlinePresentationSpec?
-    ): Dataset {
-        val metadata = makeWarningMetadata(context)
-        // If the user decides to trust the new publisher, they can choose reset the list of
-        // matches. In this case we need to immediately show a new `FillResponse` as if the app were
-        // autofilled for the first time. This `FillResponse` needs to be returned as a result from
-        // `AutofillPublisherChangedActivity`, which is why we create and pass it on here.
-        val fillResponseAfterReset = makeFillResponse(context, null, emptyList())
-        val intentSender = AutofillPublisherChangedActivity.makePublisherChangedIntentSender(
-            context, publisherChangedException, fillResponseAfterReset
-        )
-        return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata, imeSpec)
-    }
-
-    private fun makePublisherChangedResponse(
-        context: Context,
-        inlineSuggestionsRequest: InlineSuggestionsRequest?,
-        publisherChangedException: AutofillPublisherChangedException
-    ): FillResponse {
-        val imeSpec = inlineSuggestionsRequest?.inlinePresentationSpecs?.firstOrNull()
-        return FillResponse.Builder().run {
-            addDataset(makePublisherChangedDataset(context, publisherChangedException, imeSpec))
-            setIgnoredIds(*ignoredIds.toTypedArray())
-            build()
-        }
-    }
-
-    private fun makeFillResponse(context: Context, inlineSuggestionsRequest: InlineSuggestionsRequest?, matchedFiles: List<File>): FillResponse? {
-        var datasetCount = 0
-        val imeSpecs = inlineSuggestionsRequest?.inlinePresentationSpecs ?: emptyList()
-        return FillResponse.Builder().run {
-            for (file in matchedFiles) {
-                makeMatchDataset(context, file, imeSpecs.getOrNull(datasetCount))?.let {
-                    datasetCount++
-                    addDataset(it)
-                }
-            }
-            makeSearchDataset(context, imeSpecs.getOrNull(datasetCount))?.let {
-                datasetCount++
-                addDataset(it)
-            }
-            makeGenerateDataset(context, imeSpecs.getOrNull(datasetCount))?.let {
-                datasetCount++
-                addDataset(it)
-            }
-            makeFillOtpFromSmsDataset(context, imeSpecs.getOrNull(datasetCount))?.let {
-                datasetCount++
-                addDataset(it)
-            }
-            if (datasetCount == 0) return null
-            setHeader(makeRemoteView(context, makeHeaderMetadata(formOrigin.getPrettyIdentifier(context, untrusted = true))))
-            makeSaveInfo()?.let { setSaveInfo(it) }
-            setClientState(clientState)
-            setIgnoredIds(*ignoredIds.toTypedArray())
-            build()
-        }
-    }
-
-    // TODO: Support multi-step authentication flows in apps via FLAG_DELAY_SAVE
-    // See: https://developer.android.com/reference/android/service/autofill/SaveInfo#FLAG_DELAY_SAVE
-    private fun makeSaveInfo(): SaveInfo? {
-        if (!canBeSaved) return null
-        check(saveFlags != null)
-        val idsToSave = scenario.fieldsToSave.toTypedArray()
-        if (idsToSave.isEmpty()) return null
-        var saveDataTypes = SaveInfo.SAVE_DATA_TYPE_PASSWORD
-        if (scenario.hasUsername) {
-            saveDataTypes = saveDataTypes or SaveInfo.SAVE_DATA_TYPE_USERNAME
-        }
-        return SaveInfo.Builder(saveDataTypes, idsToSave).run {
-            setFlags(saveFlags)
-            build()
-        }
-    }
-
-    /**
-     * Creates and returns a suitable [FillResponse] to the Autofill framework.
-     */
-    fun fillCredentials(context: Context, inlineSuggestionsRequest: InlineSuggestionsRequest?, callback: FillCallback) {
-        AutofillMatcher.getMatchesFor(context, formOrigin).fold(
-            success = { matchedFiles ->
-                callback.onSuccess(makeFillResponse(context, inlineSuggestionsRequest, matchedFiles))
-            },
-            failure = { e ->
-                e(e)
-                callback.onSuccess(makePublisherChangedResponse(context, inlineSuggestionsRequest, e))
-            }
-        )
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillMatcher.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillMatcher.kt
deleted file mode 100644
index 601be34a..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillMatcher.kt
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo
-
-import android.content.Context
-import android.content.SharedPreferences
-import android.widget.Toast
-import androidx.core.content.edit
-import com.github.ajalt.timberkt.Timber.e
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.w
-import com.github.michaelbull.result.Err
-import com.github.michaelbull.result.Ok
-import com.github.michaelbull.result.Result
-import com.github.androidpasswordstore.autofillparser.FormOrigin
-import com.github.androidpasswordstore.autofillparser.computeCertificatesHash
-import com.zeapo.pwdstore.R
-import java.io.File
-
-private const val PREFERENCES_AUTOFILL_APP_MATCHES = "oreo_autofill_app_matches"
-private val Context.autofillAppMatches
-    get() = getSharedPreferences(PREFERENCES_AUTOFILL_APP_MATCHES, Context.MODE_PRIVATE)
-
-private const val PREFERENCES_AUTOFILL_WEB_MATCHES = "oreo_autofill_web_matches"
-private val Context.autofillWebMatches
-    get() = getSharedPreferences(PREFERENCES_AUTOFILL_WEB_MATCHES, Context.MODE_PRIVATE)
-
-private fun Context.matchPreferences(formOrigin: FormOrigin): SharedPreferences {
-    return when (formOrigin) {
-        is FormOrigin.App -> autofillAppMatches
-        is FormOrigin.Web -> autofillWebMatches
-    }
-}
-
-class AutofillPublisherChangedException(val formOrigin: FormOrigin) :
-    Exception("The publisher of '${formOrigin.identifier}' changed since an entry was first matched with this app") {
-
-    init {
-        require(formOrigin is FormOrigin.App)
-    }
-}
-
-/**
- * Manages "matches", i.e., associations between apps or websites and Password Store entries.
- */
-class AutofillMatcher {
-
-    companion object {
-
-        private const val MAX_NUM_MATCHES = 10
-
-        private const val PREFERENCE_PREFIX_TOKEN = "token;"
-        private fun tokenKey(formOrigin: FormOrigin.App) =
-            "$PREFERENCE_PREFIX_TOKEN${formOrigin.identifier}"
-
-        private const val PREFERENCE_PREFIX_MATCHES = "matches;"
-        private fun matchesKey(formOrigin: FormOrigin) =
-            "$PREFERENCE_PREFIX_MATCHES${formOrigin.identifier}"
-
-        private fun hasFormOriginHashChanged(context: Context, formOrigin: FormOrigin): Boolean {
-            return when (formOrigin) {
-                is FormOrigin.Web -> false
-                is FormOrigin.App -> {
-                    val packageName = formOrigin.identifier
-                    val certificatesHash = computeCertificatesHash(context, packageName)
-                    val storedCertificatesHash =
-                        context.autofillAppMatches.getString(tokenKey(formOrigin), null)
-                            ?: return false
-                    val hashHasChanged = certificatesHash != storedCertificatesHash
-                    if (hashHasChanged) {
-                        e { "$packageName: stored=$storedCertificatesHash, new=$certificatesHash" }
-                        true
-                    } else {
-                        false
-                    }
-                }
-            }
-        }
-
-        private fun storeFormOriginHash(context: Context, formOrigin: FormOrigin) {
-            if (formOrigin is FormOrigin.App) {
-                val packageName = formOrigin.identifier
-                val certificatesHash = computeCertificatesHash(context, packageName)
-                context.autofillAppMatches.edit {
-                    putString(tokenKey(formOrigin), certificatesHash)
-                }
-            }
-            // We don't need to store a hash for FormOrigin.Web since it can only originate from
-            // browsers we trust to verify the origin.
-        }
-
-        /**
-         * Get all Password Store entries that have already been associated with [formOrigin] by the
-         * user.
-         *
-         * If [formOrigin] represents an app and that app's certificates have changed since the
-         * first time the user associated an entry with it, an [AutofillPublisherChangedException]
-         * will be thrown.
-         */
-        fun getMatchesFor(context: Context, formOrigin: FormOrigin): Result<List<File>, AutofillPublisherChangedException> {
-            if (hasFormOriginHashChanged(context, formOrigin)) {
-                return Err(AutofillPublisherChangedException(formOrigin))
-            }
-            val matchPreferences = context.matchPreferences(formOrigin)
-            val matchedFiles =
-                matchPreferences.getStringSet(matchesKey(formOrigin), emptySet())!!.map { File(it) }
-            return Ok(matchedFiles.filter { it.exists() }.also { validFiles ->
-                matchPreferences.edit {
-                    putStringSet(matchesKey(formOrigin), validFiles.map { it.absolutePath }.toSet())
-                }
-            })
-        }
-
-        fun clearMatchesFor(context: Context, formOrigin: FormOrigin) {
-            context.matchPreferences(formOrigin).edit {
-                remove(matchesKey(formOrigin))
-                if (formOrigin is FormOrigin.App) remove(tokenKey(formOrigin))
-            }
-        }
-
-        /**
-         * Associates the store entry [file] with [formOrigin], such that future Autofill responses
-         * to requests from this app or website offer this entry as a dataset.
-         *
-         * The maximum number of matches is limited by [MAX_NUM_MATCHES] since older versions of
-         * Android may crash when too many datasets are offered.
-         */
-        fun addMatchFor(context: Context, formOrigin: FormOrigin, file: File) {
-            if (!file.exists()) return
-            if (hasFormOriginHashChanged(context, formOrigin)) {
-                // This should never happen since we already verified the publisher in
-                // getMatchesFor.
-                e { "App publisher changed between getMatchesFor and addMatchFor" }
-                throw AutofillPublisherChangedException(formOrigin)
-            }
-            val matchPreferences = context.matchPreferences(formOrigin)
-            val matchedFiles =
-                matchPreferences.getStringSet(matchesKey(formOrigin), emptySet())!!.map { File(it) }
-            val newFiles = setOf(file.absoluteFile).union(matchedFiles)
-            if (newFiles.size > MAX_NUM_MATCHES) {
-                Toast.makeText(
-                    context,
-                    context.getString(R.string.oreo_autofill_max_matches_reached, MAX_NUM_MATCHES),
-                    Toast.LENGTH_LONG
-                ).show()
-                return
-            }
-            matchPreferences.edit {
-                putStringSet(matchesKey(formOrigin), newFiles.map { it.absolutePath }.toSet())
-            }
-            storeFormOriginHash(context, formOrigin)
-            d { "Stored match for $formOrigin" }
-        }
-
-        /**
-         * Goes through all existing matches and updates their associated entries by using
-         * [moveFromTo] as a lookup table and deleting the matches for files in [delete].
-         */
-        fun updateMatches(context: Context, moveFromTo: Map<File, File> = emptyMap(), delete: Collection<File> = emptyList()) {
-            val deletePathList = delete.map { it.absolutePath }
-            val oldNewPathMap = moveFromTo.mapValues { it.value.absolutePath }
-                .mapKeys { it.key.absolutePath }
-            for (prefs in listOf(context.autofillAppMatches, context.autofillWebMatches)) {
-                for ((key, value) in prefs.all) {
-                    if (!key.startsWith(PREFERENCE_PREFIX_MATCHES)) continue
-                    // We know that preferences starting with `PREFERENCE_PREFIX_MATCHES` were
-                    // created with `putStringSet`.
-                    @Suppress("UNCHECKED_CAST")
-                    val oldMatches = value as? Set<String>
-                    if (oldMatches == null) {
-                        w { "Failed to read matches for $key" }
-                        continue
-                    }
-                    // Delete all matches for file locations that are going to be overwritten, then
-                    // transfer matches over to the files at their new locations.
-                    val newMatches =
-                        oldMatches.asSequence()
-                            .minus(deletePathList)
-                            .minus(oldNewPathMap.values)
-                            .map { match ->
-                                val newPath = oldNewPathMap[match] ?: return@map match
-                                d { "Updating match for $key: $match --> $newPath" }
-                                newPath
-                            }.toSet()
-                    if (newMatches != oldMatches)
-                        prefs.edit { putStringSet(key, newMatches) }
-                }
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillPreferences.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillPreferences.kt
deleted file mode 100644
index cc0875f3..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillPreferences.kt
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo
-
-import android.content.Context
-import android.os.Build
-import androidx.annotation.RequiresApi
-import com.github.androidpasswordstore.autofillparser.Credentials
-import com.zeapo.pwdstore.model.PasswordEntry
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-import java.nio.file.Paths
-
-enum class DirectoryStructure(val value: String) {
-    EncryptedUsername("encrypted_username"),
-    FileBased("file"),
-    DirectoryBased("directory");
-
-    /**
-     * Returns the username associated to [file], following the convention of the current
-     * [DirectoryStructure].
-     *
-     * Examples:
-     *   - * --> null (EncryptedUsername)
-     *   - work/example.org/john@doe.org.gpg --> john@doe.org (FileBased)
-     *   - work/example.org/john@doe.org/password.gpg --> john@doe.org (DirectoryBased)
-     *   - Temporary PIN.gpg --> Temporary PIN (DirectoryBased, fallback)
-     */
-    fun getUsernameFor(file: File): String? = when (this) {
-        EncryptedUsername -> null
-        FileBased -> file.nameWithoutExtension
-        DirectoryBased -> file.parentFile?.name ?: file.nameWithoutExtension
-    }
-
-    /**
-     * Returns the origin identifier associated to [file], following the convention of the current
-     * [DirectoryStructure].
-     *
-     * At least one of [DirectoryStructure.getIdentifierFor] and
-     * [DirectoryStructure.getAccountPartFor] will always return a non-null result.
-     *
-     * Examples:
-     *   - work/example.org.gpg --> example.org (EncryptedUsername)
-     *   - work/example.org/john@doe.org.gpg --> example.org (FileBased)
-     *   - example.org.gpg --> example.org (FileBased, fallback)
-     *   - work/example.org/john@doe.org/password.gpg --> example.org (DirectoryBased)
-     *   - Temporary PIN.gpg --> null (DirectoryBased)
-     */
-    fun getIdentifierFor(file: File): String? = when (this) {
-        EncryptedUsername -> file.nameWithoutExtension
-        FileBased -> file.parentFile?.name ?: file.nameWithoutExtension
-        DirectoryBased -> file.parentFile?.parent
-    }
-
-    /**
-     * Returns the path components of [file] until right before the component that contains the
-     * origin identifier according to the current [DirectoryStructure].
-     *
-     * Examples:
-     *   - work/example.org.gpg --> work (EncryptedUsername)
-     *   - work/example.org/john@doe.org.gpg --> work (FileBased)
-     *   - example.org/john@doe.org.gpg --> null (FileBased)
-     *   - john@doe.org.gpg --> null (FileBased)
-     *   - work/example.org/john@doe.org/password.gpg --> work (DirectoryBased)
-     *   - example.org/john@doe.org/password.gpg --> null (DirectoryBased)
-     */
-    fun getPathToIdentifierFor(file: File): String? = when (this) {
-        EncryptedUsername -> file.parent
-        FileBased -> file.parentFile?.parent
-        DirectoryBased -> file.parentFile?.parentFile?.parent
-    }
-
-    /**
-     * Returns the path component of [file] following the origin identifier according to the current
-     * [DirectoryStructure] (without file extension).
-     *
-     * At least one of [DirectoryStructure.getIdentifierFor] and
-     * [DirectoryStructure.getAccountPartFor] will always return a non-null result.
-     *
-     * Examples:
-     *   - * --> null (EncryptedUsername)
-     *   - work/example.org/john@doe.org.gpg --> john@doe.org (FileBased)
-     *   - example.org.gpg --> null (FileBased, fallback)
-     *   - work/example.org/john@doe.org/password.gpg --> john@doe.org/password (DirectoryBased)
-     *   - Temporary PIN.gpg --> Temporary PIN (DirectoryBased, fallback)
-     */
-    fun getAccountPartFor(file: File): String? = when (this) {
-        EncryptedUsername -> null
-        FileBased -> file.nameWithoutExtension.takeIf { file.parentFile != null }
-        DirectoryBased -> file.parentFile?.let { parentFile ->
-            "${parentFile.name}/${file.nameWithoutExtension}"
-        } ?: file.nameWithoutExtension
-    }
-
-    @RequiresApi(Build.VERSION_CODES.O)
-    fun getSaveFolderName(sanitizedIdentifier: String, username: String?) = when (this) {
-        EncryptedUsername -> "/"
-        FileBased -> sanitizedIdentifier
-        DirectoryBased -> Paths.get(sanitizedIdentifier, username ?: "username").toString()
-    }
-
-    fun getSaveFileName(username: String?, identifier: String) = when (this) {
-        EncryptedUsername -> identifier
-        FileBased -> username
-        DirectoryBased -> "password"
-    }
-
-    companion object {
-
-        const val PREFERENCE = "oreo_autofill_directory_structure"
-        private val DEFAULT = FileBased
-
-        private val reverseMap = values().associateBy { it.value }
-        fun fromValue(value: String?) = if (value != null) reverseMap[value] ?: DEFAULT else DEFAULT
-    }
-}
-
-object AutofillPreferences {
-
-    fun directoryStructure(context: Context): DirectoryStructure {
-        val value = context.sharedPrefs.getString(DirectoryStructure.PREFERENCE, null)
-        return DirectoryStructure.fromValue(value)
-    }
-
-    fun credentialsFromStoreEntry(
-        context: Context,
-        file: File,
-        entry: PasswordEntry,
-        directoryStructure: DirectoryStructure
-    ): Credentials {
-        // Always give priority to a username stored in the encrypted extras
-        val username = entry.username
-            ?: directoryStructure.getUsernameFor(file)
-            ?: context.getDefaultUsername()
-        return Credentials(username, entry.password, entry.calculateTotpCode())
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillResponseBuilder.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillResponseBuilder.kt
deleted file mode 100644
index d73373e3..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillResponseBuilder.kt
+++ /dev/null
@@ -1,203 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo
-
-import android.content.Context
-import android.content.IntentSender
-import android.os.Build
-import android.os.Bundle
-import android.service.autofill.Dataset
-import android.service.autofill.FillCallback
-import android.service.autofill.FillResponse
-import android.service.autofill.SaveInfo
-import androidx.annotation.RequiresApi
-import com.github.ajalt.timberkt.e
-import com.github.androidpasswordstore.autofillparser.AutofillAction
-import com.github.androidpasswordstore.autofillparser.AutofillScenario
-import com.github.androidpasswordstore.autofillparser.Credentials
-import com.github.androidpasswordstore.autofillparser.FillableForm
-import com.github.androidpasswordstore.autofillparser.fillWith
-import com.github.michaelbull.result.fold
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillDecryptActivity
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillFilterView
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillPublisherChangedActivity
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillSaveActivity
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillSmsActivity
-import java.io.File
-
-@RequiresApi(Build.VERSION_CODES.O)
-class AutofillResponseBuilder(form: FillableForm) {
-    private val formOrigin = form.formOrigin
-    private val scenario = form.scenario
-    private val ignoredIds = form.ignoredIds
-    private val saveFlags = form.saveFlags
-    private val clientState = form.toClientState()
-
-    // We do not offer save when the only relevant field is a username field or there is no field.
-    private val scenarioSupportsSave = scenario.hasPasswordFieldsToSave
-    private val canBeSaved = saveFlags != null && scenarioSupportsSave
-
-    private fun makeIntentDataset(
-        context: Context,
-        action: AutofillAction,
-        intentSender: IntentSender,
-        metadata: DatasetMetadata,
-    ): Dataset {
-        return Dataset.Builder(makeRemoteView(context, metadata)).run {
-            fillWith(scenario, action, credentials = null)
-            setAuthentication(intentSender)
-            build()
-        }
-    }
-
-    private fun makeMatchDataset(context: Context, file: File): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.Match)) return null
-        val metadata = makeFillMatchMetadata(context, file)
-        val intentSender = AutofillDecryptActivity.makeDecryptFileIntentSender(file, context)
-        return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata)
-    }
-
-
-    private fun makeSearchDataset(context: Context): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.Search)) return null
-        val metadata = makeSearchAndFillMetadata(context)
-        val intentSender =
-            AutofillFilterView.makeMatchAndDecryptFileIntentSender(context, formOrigin)
-        return makeIntentDataset(context, AutofillAction.Search, intentSender, metadata)
-    }
-
-    private fun makeGenerateDataset(context: Context): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.Generate)) return null
-        val metadata = makeGenerateAndFillMetadata(context)
-        val intentSender = AutofillSaveActivity.makeSaveIntentSender(context, null, formOrigin)
-        return makeIntentDataset(context, AutofillAction.Generate, intentSender, metadata)
-    }
-
-    private fun makeFillOtpFromSmsDataset(context: Context): Dataset? {
-        if (!scenario.hasFieldsToFillOn(AutofillAction.FillOtpFromSms)) return null
-        if (!AutofillSmsActivity.shouldOfferFillFromSms(context)) return null
-        val metadata = makeFillOtpFromSmsMetadata(context)
-        val intentSender = AutofillSmsActivity.makeFillOtpFromSmsIntentSender(context)
-        return makeIntentDataset(context, AutofillAction.FillOtpFromSms, intentSender, metadata)
-    }
-
-    private fun makePublisherChangedDataset(
-        context: Context,
-        publisherChangedException: AutofillPublisherChangedException,
-    ): Dataset {
-        val metadata = makeWarningMetadata(context)
-        // If the user decides to trust the new publisher, they can choose reset the list of
-        // matches. In this case we need to immediately show a new `FillResponse` as if the app were
-        // autofilled for the first time. This `FillResponse` needs to be returned as a result from
-        // `AutofillPublisherChangedActivity`, which is why we create and pass it on here.
-        val fillResponseAfterReset = makeFillResponse(context, emptyList())
-        val intentSender = AutofillPublisherChangedActivity.makePublisherChangedIntentSender(
-            context, publisherChangedException, fillResponseAfterReset
-        )
-        return makeIntentDataset(context, AutofillAction.Match, intentSender, metadata)
-    }
-
-    private fun makePublisherChangedResponse(
-        context: Context,
-        publisherChangedException: AutofillPublisherChangedException
-    ): FillResponse {
-        return FillResponse.Builder().run {
-            addDataset(makePublisherChangedDataset(context, publisherChangedException))
-            setIgnoredIds(*ignoredIds.toTypedArray())
-            build()
-        }
-    }
-
-    // TODO: Support multi-step authentication flows in apps via FLAG_DELAY_SAVE
-    // See: https://developer.android.com/reference/android/service/autofill/SaveInfo#FLAG_DELAY_SAVE
-    private fun makeSaveInfo(): SaveInfo? {
-        if (!canBeSaved) return null
-        check(saveFlags != null)
-        val idsToSave = scenario.fieldsToSave.toTypedArray()
-        if (idsToSave.isEmpty()) return null
-        var saveDataTypes = SaveInfo.SAVE_DATA_TYPE_PASSWORD
-        if (scenario.hasUsername) {
-            saveDataTypes = saveDataTypes or SaveInfo.SAVE_DATA_TYPE_USERNAME
-        }
-        return SaveInfo.Builder(saveDataTypes, idsToSave).run {
-            setFlags(saveFlags)
-            build()
-        }
-    }
-
-    private fun makeFillResponse(context: Context, matchedFiles: List<File>): FillResponse? {
-        var datasetCount = 0
-        return FillResponse.Builder().run {
-            for (file in matchedFiles) {
-                makeMatchDataset(context, file)?.let {
-                    datasetCount++
-                    addDataset(it)
-                }
-            }
-            makeSearchDataset(context)?.let {
-                datasetCount++
-                addDataset(it)
-            }
-            makeGenerateDataset(context)?.let {
-                datasetCount++
-                addDataset(it)
-            }
-            makeFillOtpFromSmsDataset(context)?.let {
-                datasetCount++
-                addDataset(it)
-            }
-            if (datasetCount == 0) return null
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
-                setHeader(makeRemoteView(context, makeHeaderMetadata(formOrigin.getPrettyIdentifier(context, untrusted = true))))
-            }
-            makeSaveInfo()?.let { setSaveInfo(it) }
-            setClientState(clientState)
-            setIgnoredIds(*ignoredIds.toTypedArray())
-            build()
-        }
-    }
-
-    /**
-     * Creates and returns a suitable [FillResponse] to the Autofill framework.
-     */
-    fun fillCredentials(context: Context, callback: FillCallback) {
-        AutofillMatcher.getMatchesFor(context, formOrigin).fold(
-            success = { matchedFiles ->
-                callback.onSuccess(makeFillResponse(context, matchedFiles))
-            },
-            failure = { e ->
-                e(e)
-                callback.onSuccess(makePublisherChangedResponse(context, e))
-            }
-        )
-    }
-
-    companion object {
-        fun makeFillInDataset(
-            context: Context,
-            credentials: Credentials,
-            clientState: Bundle,
-            action: AutofillAction
-        ): Dataset {
-            val scenario = AutofillScenario.fromClientState(clientState)
-            // Before Android P, Datasets used for fill-in had to come with a RemoteViews, even
-            // though they are rarely shown.
-            // FIXME: We should clone the original dataset here and add the credentials to be filled
-            // in. Otherwise, the entry in the cached list of datasets will be overwritten by the
-            // fill-in dataset without any visual representation. This causes it to be missing from
-            // the Autofill suggestions shown after the user clears the filled out form fields.
-            val builder = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
-                Dataset.Builder()
-            } else {
-                Dataset.Builder(makeRemoteView(context, makeEmptyMetadata()))
-            }
-            return builder.run {
-                if (scenario != null) fillWith(scenario, action, credentials)
-                else e { "Failed to recover scenario from client state" }
-                build()
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillViewUtils.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillViewUtils.kt
deleted file mode 100644
index 49e0d3e3..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/AutofillViewUtils.kt
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo
-
-import android.annotation.SuppressLint
-import android.app.PendingIntent
-import android.content.Context
-import android.content.Intent
-import android.content.res.Resources
-import android.graphics.drawable.Icon
-import android.os.Build
-import android.service.autofill.InlinePresentation
-import android.view.View
-import android.widget.RemoteViews
-import android.widget.inline.InlinePresentationSpec
-import androidx.annotation.DrawableRes
-import androidx.autofill.inline.UiVersions
-import androidx.autofill.inline.v1.InlineSuggestionUi
-import com.zeapo.pwdstore.PasswordStore
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.utils.PasswordRepository
-import java.io.File
-
-data class DatasetMetadata(val title: String, val subtitle: String?, @DrawableRes val iconRes: Int)
-
-fun makeRemoteView(context: Context, metadata: DatasetMetadata): RemoteViews {
-    return RemoteViews(context.packageName, R.layout.oreo_autofill_dataset).apply {
-        setTextViewText(R.id.title, metadata.title)
-        if (metadata.subtitle != null) {
-            setTextViewText(R.id.summary, metadata.subtitle)
-        } else {
-            setViewVisibility(R.id.summary, View.GONE)
-        }
-        if (metadata.iconRes != Resources.ID_NULL) {
-            setImageViewResource(R.id.icon, metadata.iconRes)
-        } else {
-            setViewVisibility(R.id.icon, View.GONE)
-        }
-    }
-}
-
-@SuppressLint("RestrictedApi")
-fun makeInlinePresentation(context: Context, imeSpec: InlinePresentationSpec, metadata: DatasetMetadata): InlinePresentation? {
-    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R)
-        return null
-
-    if (UiVersions.INLINE_UI_VERSION_1 !in UiVersions.getVersions(imeSpec.style))
-        return null
-
-    val launchIntent = PendingIntent.getActivity(context, 0, Intent(context, PasswordStore::class.java), 0)
-    val slice = InlineSuggestionUi.newContentBuilder(launchIntent).run {
-        setTitle(metadata.title)
-        if (metadata.subtitle != null)
-            setSubtitle(metadata.subtitle)
-        setContentDescription(if (metadata.subtitle != null) "${metadata.title} - ${metadata.subtitle}" else metadata.title)
-        setStartIcon(Icon.createWithResource(context, metadata.iconRes))
-        build().slice
-    }
-
-    return InlinePresentation(slice, imeSpec, false)
-}
-
-
-fun makeFillMatchMetadata(context: Context, file: File): DatasetMetadata {
-    val directoryStructure = AutofillPreferences.directoryStructure(context)
-    val relativeFile = file.relativeTo(PasswordRepository.getRepositoryDirectory())
-    val title = directoryStructure.getIdentifierFor(relativeFile)
-        ?: directoryStructure.getAccountPartFor(relativeFile)!!
-    val subtitle = directoryStructure.getAccountPartFor(relativeFile)
-    return DatasetMetadata(
-        title,
-        subtitle,
-        R.drawable.ic_person_black_24dp
-    )
-}
-
-fun makeSearchAndFillMetadata(context: Context) = DatasetMetadata(
-    context.getString(R.string.oreo_autofill_search_in_store),
-    null,
-    R.drawable.ic_search_black_24dp
-)
-
-fun makeGenerateAndFillMetadata(context: Context) = DatasetMetadata(
-    context.getString(R.string.oreo_autofill_generate_password),
-    null,
-    R.drawable.ic_autofill_new_password
-)
-
-fun makeFillOtpFromSmsMetadata(context: Context) = DatasetMetadata(
-    context.getString(R.string.oreo_autofill_fill_otp_from_sms),
-    null,
-    R.drawable.ic_autofill_sms
-)
-
-fun makeEmptyMetadata() = DatasetMetadata(
-    "PLACEHOLDER",
-    "PLACEHOLDER",
-    R.mipmap.ic_launcher
-)
-
-fun makeWarningMetadata(context: Context) = DatasetMetadata(
-    context.getString(R.string.oreo_autofill_warning_publisher_dataset_title),
-    context.getString(R.string.oreo_autofill_warning_publisher_dataset_summary),
-    R.drawable.ic_warning_red_24dp
-)
-
-fun makeHeaderMetadata(title: String) = DatasetMetadata(
-    title,
-    null,
-    0
-)
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/OreoAutofillService.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/OreoAutofillService.kt
deleted file mode 100644
index cc7e2c0c..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/OreoAutofillService.kt
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo
-
-import android.content.Context
-import android.os.Build
-import android.os.CancellationSignal
-import android.service.autofill.AutofillService
-import android.service.autofill.FillCallback
-import android.service.autofill.FillRequest
-import android.service.autofill.FillResponse
-import android.service.autofill.SaveCallback
-import android.service.autofill.SaveRequest
-import androidx.annotation.RequiresApi
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.e
-import com.github.androidpasswordstore.autofillparser.AutofillScenario
-import com.github.androidpasswordstore.autofillparser.Credentials
-import com.github.androidpasswordstore.autofillparser.FillableForm
-import com.github.androidpasswordstore.autofillparser.FixedSaveCallback
-import com.github.androidpasswordstore.autofillparser.FormOrigin
-import com.github.androidpasswordstore.autofillparser.cachePublicSuffixList
-import com.github.androidpasswordstore.autofillparser.passwordValue
-import com.github.androidpasswordstore.autofillparser.recoverNodes
-import com.github.androidpasswordstore.autofillparser.usernameValue
-import com.zeapo.pwdstore.BuildConfig
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.autofill.oreo.ui.AutofillSaveActivity
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.hasFlag
-import com.zeapo.pwdstore.utils.sharedPrefs
-
-@RequiresApi(Build.VERSION_CODES.O)
-class OreoAutofillService : AutofillService() {
-
-    companion object {
-
-        // TODO: Provide a user-configurable denylist
-        private val DENYLISTED_PACKAGES = listOf(
-            BuildConfig.APPLICATION_ID,
-            "android",
-            "com.android.settings",
-            "com.android.settings.intelligence",
-            "com.android.systemui",
-            "com.oneplus.applocker",
-            "org.sufficientlysecure.keychain",
-        )
-
-        private const val DISABLE_AUTOFILL_DURATION_MS = 1000 * 60 * 60 * 24L
-    }
-
-    override fun onCreate() {
-        super.onCreate()
-        cachePublicSuffixList(applicationContext)
-    }
-
-    override fun onFillRequest(
-        request: FillRequest,
-        cancellationSignal: CancellationSignal,
-        callback: FillCallback
-    ) {
-        val structure = request.fillContexts.lastOrNull()?.structure ?: run {
-            callback.onSuccess(null)
-            return
-        }
-        if (structure.activityComponent.packageName in DENYLISTED_PACKAGES) {
-            if (Build.VERSION.SDK_INT >= 28) {
-                callback.onSuccess(FillResponse.Builder().run {
-                    disableAutofill(DISABLE_AUTOFILL_DURATION_MS)
-                    build()
-                })
-            } else {
-                callback.onSuccess(null)
-            }
-            return
-        }
-        val formToFill = FillableForm.parseAssistStructure(
-            this, structure,
-            isManualRequest = request.flags hasFlag FillRequest.FLAG_MANUAL_REQUEST,
-            getCustomSuffixes(),
-        ) ?: run {
-            d { "Form cannot be filled" }
-            callback.onSuccess(null)
-            return
-        }
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-            Api30AutofillResponseBuilder(formToFill).fillCredentials(this, request.inlineSuggestionsRequest, callback)
-        } else {
-            AutofillResponseBuilder(formToFill).fillCredentials(this, callback)
-        }
-    }
-
-    override fun onSaveRequest(request: SaveRequest, callback: SaveCallback) {
-        // SaveCallback's behavior and feature set differs based on both target and device SDK, so
-        // we replace it with a wrapper that works the same in all situations.
-        @Suppress("NAME_SHADOWING") val callback = FixedSaveCallback(this, callback)
-        val structure = request.fillContexts.lastOrNull()?.structure ?: run {
-            callback.onFailure(getString(R.string.oreo_autofill_save_app_not_supported))
-            return
-        }
-        val clientState = request.clientState ?: run {
-            e { "Received save request without client state" }
-            callback.onFailure(getString(R.string.oreo_autofill_save_internal_error))
-            return
-        }
-        val scenario = AutofillScenario.fromClientState(clientState)?.recoverNodes(structure) ?: run {
-            e { "Failed to recover client state or nodes from client state" }
-            callback.onFailure(getString(R.string.oreo_autofill_save_internal_error))
-            return
-        }
-        val formOrigin = FormOrigin.fromBundle(clientState) ?: run {
-            e { "Failed to recover form origin from client state" }
-            callback.onFailure(getString(R.string.oreo_autofill_save_internal_error))
-            return
-        }
-
-        val username = scenario.usernameValue
-        val password = scenario.passwordValue ?: run {
-            callback.onFailure(getString(R.string.oreo_autofill_save_passwords_dont_match))
-            return
-        }
-        callback.onSuccess(
-            AutofillSaveActivity.makeSaveIntentSender(
-                this,
-                credentials = Credentials(username, password, null),
-                formOrigin = formOrigin
-            )
-        )
-    }
-}
-
-fun Context.getDefaultUsername() = sharedPrefs.getString(PreferenceKeys.OREO_AUTOFILL_DEFAULT_USERNAME)
-
-fun Context.getCustomSuffixes(): Sequence<String> {
-    return sharedPrefs.getString(PreferenceKeys.OREO_AUTOFILL_CUSTOM_PUBLIC_SUFFIXES)
-        ?.splitToSequence('\n')
-        ?.filter { it.isNotBlank() && it.first() != '.' && it.last() != '.' }
-        ?: emptySequence()
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillDecryptActivity.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillDecryptActivity.kt
deleted file mode 100644
index a5bdcfe0..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillDecryptActivity.kt
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo.ui
-
-import android.app.PendingIntent
-import android.content.Context
-import android.content.Intent
-import android.content.IntentSender
-import android.os.Build
-import android.os.Bundle
-import android.view.autofill.AutofillManager
-import android.widget.Toast
-import androidx.activity.result.IntentSenderRequest
-import androidx.activity.result.contract.ActivityResultContracts.StartIntentSenderForResult
-import androidx.annotation.RequiresApi
-import androidx.appcompat.app.AppCompatActivity
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.onSuccess
-import com.github.michaelbull.result.runCatching
-import com.github.androidpasswordstore.autofillparser.AutofillAction
-import com.github.androidpasswordstore.autofillparser.Credentials
-import com.zeapo.pwdstore.autofill.oreo.AutofillPreferences
-import com.zeapo.pwdstore.autofill.oreo.AutofillResponseBuilder
-import com.zeapo.pwdstore.autofill.oreo.DirectoryStructure
-import com.zeapo.pwdstore.model.PasswordEntry
-import com.zeapo.pwdstore.utils.OPENPGP_PROVIDER
-import java.io.ByteArrayOutputStream
-import java.io.File
-import java.io.InputStream
-import java.io.OutputStream
-import kotlin.coroutines.Continuation
-import kotlin.coroutines.resume
-import kotlin.coroutines.resumeWithException
-import kotlin.coroutines.suspendCoroutine
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.SupervisorJob
-import kotlinx.coroutines.cancelChildren
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-import me.msfjarvis.openpgpktx.util.OpenPgpServiceConnection
-import org.openintents.openpgp.IOpenPgpService2
-import org.openintents.openpgp.OpenPgpError
-
-@RequiresApi(Build.VERSION_CODES.O)
-class AutofillDecryptActivity : AppCompatActivity(), CoroutineScope {
-
-    companion object {
-
-        private const val EXTRA_FILE_PATH = "com.zeapo.pwdstore.autofill.oreo.EXTRA_FILE_PATH"
-        private const val EXTRA_SEARCH_ACTION =
-            "com.zeapo.pwdstore.autofill.oreo.EXTRA_SEARCH_ACTION"
-
-        private var decryptFileRequestCode = 1
-
-        fun makeDecryptFileIntent(file: File, forwardedExtras: Bundle, context: Context): Intent {
-            return Intent(context, AutofillDecryptActivity::class.java).apply {
-                putExtras(forwardedExtras)
-                putExtra(EXTRA_SEARCH_ACTION, true)
-                putExtra(EXTRA_FILE_PATH, file.absolutePath)
-            }
-        }
-
-        fun makeDecryptFileIntentSender(file: File, context: Context): IntentSender {
-            val intent = Intent(context, AutofillDecryptActivity::class.java).apply {
-                putExtra(EXTRA_SEARCH_ACTION, false)
-                putExtra(EXTRA_FILE_PATH, file.absolutePath)
-            }
-            return PendingIntent.getActivity(
-                context,
-                decryptFileRequestCode++,
-                intent,
-                PendingIntent.FLAG_CANCEL_CURRENT
-            ).intentSender
-        }
-    }
-
-    private val decryptInteractionRequiredAction = registerForActivityResult(StartIntentSenderForResult()) { result ->
-        if (continueAfterUserInteraction != null) {
-            val data = result.data
-            if (result.resultCode == RESULT_OK && data != null) {
-                continueAfterUserInteraction?.resume(data)
-            } else {
-                continueAfterUserInteraction?.resumeWithException(Exception("OpenPgpApi ACTION_DECRYPT_VERIFY failed to continue after user interaction"))
-            }
-            continueAfterUserInteraction = null
-        }
-    }
-
-    private var continueAfterUserInteraction: Continuation<Intent>? = null
-    private lateinit var directoryStructure: DirectoryStructure
-
-    override val coroutineContext
-        get() = Dispatchers.IO + SupervisorJob()
-
-    override fun onStart() {
-        super.onStart()
-        val filePath = intent?.getStringExtra(EXTRA_FILE_PATH) ?: run {
-            e { "AutofillDecryptActivity started without EXTRA_FILE_PATH" }
-            finish()
-            return
-        }
-        val clientState = intent?.getBundleExtra(AutofillManager.EXTRA_CLIENT_STATE) ?: run {
-            e { "AutofillDecryptActivity started without EXTRA_CLIENT_STATE" }
-            finish()
-            return
-        }
-        val isSearchAction = intent?.getBooleanExtra(EXTRA_SEARCH_ACTION, true)!!
-        val action = if (isSearchAction) AutofillAction.Search else AutofillAction.Match
-        directoryStructure = AutofillPreferences.directoryStructure(this)
-        d { action.toString() }
-        launch {
-            val credentials = decryptCredential(File(filePath))
-            if (credentials == null) {
-                setResult(RESULT_CANCELED)
-            } else {
-                val fillInDataset =
-                    AutofillResponseBuilder.makeFillInDataset(
-                        this@AutofillDecryptActivity,
-                        credentials,
-                        clientState,
-                        action
-                    )
-                withContext(Dispatchers.Main) {
-                    setResult(RESULT_OK, Intent().apply {
-                        putExtra(AutofillManager.EXTRA_AUTHENTICATION_RESULT, fillInDataset)
-                    })
-                }
-            }
-            withContext(Dispatchers.Main) {
-                finish()
-            }
-        }
-    }
-
-    override fun onDestroy() {
-        super.onDestroy()
-        coroutineContext.cancelChildren()
-    }
-
-    private suspend fun executeOpenPgpApi(
-        data: Intent,
-        input: InputStream,
-        output: OutputStream
-    ): Intent? {
-        var openPgpServiceConnection: OpenPgpServiceConnection? = null
-        val openPgpService = suspendCoroutine<IOpenPgpService2> { cont ->
-            openPgpServiceConnection = OpenPgpServiceConnection(
-                this,
-                OPENPGP_PROVIDER,
-                object : OpenPgpServiceConnection.OnBound {
-                    override fun onBound(service: IOpenPgpService2) {
-                        cont.resume(service)
-                    }
-
-                    override fun onError(e: Exception) {
-                        cont.resumeWithException(e)
-                    }
-                }).also { it.bindToService() }
-        }
-        return OpenPgpApi(this, openPgpService).executeApi(data, input, output).also {
-            openPgpServiceConnection?.unbindFromService()
-        }
-    }
-
-    private suspend fun decryptCredential(
-        file: File,
-        resumeIntent: Intent? = null
-    ): Credentials? {
-        val command = resumeIntent ?: Intent().apply {
-            action = OpenPgpApi.ACTION_DECRYPT_VERIFY
-        }
-        runCatching {
-            file.inputStream()
-        }.onFailure { e ->
-            e(e) { "File to decrypt not found" }
-            return null
-        }.onSuccess { encryptedInput ->
-            val decryptedOutput = ByteArrayOutputStream()
-            runCatching {
-                executeOpenPgpApi(command, encryptedInput, decryptedOutput)
-            }.onFailure { e ->
-                e(e) { "OpenPgpApi ACTION_DECRYPT_VERIFY failed" }
-                return null
-            }.onSuccess { result ->
-                return when (val resultCode =
-                    result?.getIntExtra(OpenPgpApi.RESULT_CODE, OpenPgpApi.RESULT_CODE_ERROR)) {
-                    OpenPgpApi.RESULT_CODE_SUCCESS -> {
-                        runCatching {
-                            val entry = withContext(Dispatchers.IO) {
-                                @Suppress("BlockingMethodInNonBlockingContext")
-                                PasswordEntry(decryptedOutput)
-                            }
-                            AutofillPreferences.credentialsFromStoreEntry(this, file, entry, directoryStructure)
-                        }.getOrElse { e ->
-                            e(e) { "Failed to parse password entry" }
-                            return null
-                        }
-                    }
-                    OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED -> {
-                        val pendingIntent: PendingIntent =
-                            result.getParcelableExtra(OpenPgpApi.RESULT_INTENT)!!
-                        runCatching {
-                            val intentToResume = withContext(Dispatchers.Main) {
-                                suspendCoroutine<Intent> { cont ->
-                                    continueAfterUserInteraction = cont
-                                    decryptInteractionRequiredAction.launch(IntentSenderRequest.Builder(pendingIntent.intentSender).build())
-                                }
-                            }
-                            decryptCredential(file, intentToResume)
-                        }.getOrElse { e ->
-                            e(e) { "OpenPgpApi ACTION_DECRYPT_VERIFY failed with user interaction" }
-                            return null
-                        }
-                    }
-                    OpenPgpApi.RESULT_CODE_ERROR -> {
-                        val error = result.getParcelableExtra<OpenPgpError>(OpenPgpApi.RESULT_ERROR)
-                        if (error != null) {
-                            withContext(Dispatchers.Main) {
-                                Toast.makeText(
-                                    applicationContext,
-                                    "Error from OpenKeyChain: ${error.message}",
-                                    Toast.LENGTH_LONG
-                                ).show()
-                            }
-                            e { "OpenPgpApi ACTION_DECRYPT_VERIFY failed (${error.errorId}): ${error.message}" }
-                        }
-                        null
-                    }
-                    else -> {
-                        e { "Unrecognized OpenPgpApi result: $resultCode" }
-                        null
-                    }
-                }
-            }
-        }
-        return null
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillFilterActivity.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillFilterActivity.kt
deleted file mode 100644
index 25919ad5..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillFilterActivity.kt
+++ /dev/null
@@ -1,220 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo.ui
-
-import android.annotation.TargetApi
-import android.app.PendingIntent
-import android.content.Context
-import android.content.Intent
-import android.content.IntentSender
-import android.os.Build
-import android.os.Bundle
-import android.view.View
-import android.view.autofill.AutofillManager
-import android.widget.TextView
-import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
-import androidx.activity.viewModels
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.text.bold
-import androidx.core.text.buildSpannedString
-import androidx.core.text.underline
-import androidx.core.widget.addTextChangedListener
-import androidx.lifecycle.ViewModelProvider
-import androidx.recyclerview.widget.LinearLayoutManager
-import com.github.ajalt.timberkt.e
-import com.github.androidpasswordstore.autofillparser.FormOrigin
-import com.zeapo.pwdstore.FilterMode
-import com.zeapo.pwdstore.ListMode
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.SearchMode
-import com.zeapo.pwdstore.SearchableRepositoryAdapter
-import com.zeapo.pwdstore.SearchableRepositoryViewModel
-import com.zeapo.pwdstore.autofill.oreo.AutofillMatcher
-import com.zeapo.pwdstore.autofill.oreo.AutofillPreferences
-import com.zeapo.pwdstore.autofill.oreo.DirectoryStructure
-import com.zeapo.pwdstore.databinding.ActivityOreoAutofillFilterBinding
-import com.zeapo.pwdstore.utils.PasswordItem
-import com.zeapo.pwdstore.utils.viewBinding
-
-@TargetApi(Build.VERSION_CODES.O)
-class AutofillFilterView : AppCompatActivity() {
-
-    companion object {
-
-        private const val HEIGHT_PERCENTAGE = 0.9
-        private const val WIDTH_PERCENTAGE = 0.75
-
-        private const val EXTRA_FORM_ORIGIN_WEB =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_FORM_ORIGIN_WEB"
-        private const val EXTRA_FORM_ORIGIN_APP =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_FORM_ORIGIN_APP"
-        private var matchAndDecryptFileRequestCode = 1
-
-        fun makeMatchAndDecryptFileIntentSender(
-            context: Context,
-            formOrigin: FormOrigin
-        ): IntentSender {
-            val intent = Intent(context, AutofillFilterView::class.java).apply {
-                when (formOrigin) {
-                    is FormOrigin.Web -> putExtra(EXTRA_FORM_ORIGIN_WEB, formOrigin.identifier)
-                    is FormOrigin.App -> putExtra(EXTRA_FORM_ORIGIN_APP, formOrigin.identifier)
-                }
-            }
-            return PendingIntent.getActivity(
-                context,
-                matchAndDecryptFileRequestCode++,
-                intent,
-                PendingIntent.FLAG_CANCEL_CURRENT
-            ).intentSender
-        }
-    }
-
-    private lateinit var formOrigin: FormOrigin
-    private lateinit var directoryStructure: DirectoryStructure
-    private val binding by viewBinding(ActivityOreoAutofillFilterBinding::inflate)
-
-    private val model: SearchableRepositoryViewModel by viewModels {
-        ViewModelProvider.AndroidViewModelFactory(application)
-    }
-
-    private val decryptAction = registerForActivityResult(StartActivityForResult()) { result ->
-        if (result.resultCode == RESULT_OK) {
-            setResult(RESULT_OK, result.data)
-        }
-        finish()
-    }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(binding.root)
-        setFinishOnTouchOutside(true)
-
-        val params = window.attributes
-        params.height = (HEIGHT_PERCENTAGE * resources.displayMetrics.heightPixels).toInt()
-        params.width = (WIDTH_PERCENTAGE * resources.displayMetrics.widthPixels).toInt()
-        window.attributes = params
-
-        if (intent?.hasExtra(AutofillManager.EXTRA_CLIENT_STATE) != true) {
-            e { "AutofillFilterActivity started without EXTRA_CLIENT_STATE" }
-            finish()
-            return
-        }
-        formOrigin = when {
-            intent?.hasExtra(EXTRA_FORM_ORIGIN_WEB) == true -> {
-                FormOrigin.Web(intent!!.getStringExtra(EXTRA_FORM_ORIGIN_WEB)!!)
-            }
-            intent?.hasExtra(EXTRA_FORM_ORIGIN_APP) == true -> {
-                FormOrigin.App(intent!!.getStringExtra(EXTRA_FORM_ORIGIN_APP)!!)
-            }
-            else -> {
-                e { "AutofillFilterActivity started without EXTRA_FORM_ORIGIN_WEB or EXTRA_FORM_ORIGIN_APP" }
-                finish()
-                return
-            }
-        }
-        directoryStructure = AutofillPreferences.directoryStructure(this)
-
-        supportActionBar?.hide()
-        bindUI()
-        updateSearch()
-        setResult(RESULT_CANCELED)
-    }
-
-    private fun bindUI() {
-        with(binding) {
-            rvPassword.apply {
-                adapter = SearchableRepositoryAdapter(
-                    R.layout.oreo_autofill_filter_row,
-                    ::PasswordViewHolder
-                ) { item ->
-                    val file = item.file.relativeTo(item.rootDir)
-                    val pathToIdentifier = directoryStructure.getPathToIdentifierFor(file)
-                    val identifier = directoryStructure.getIdentifierFor(file)
-                    val accountPart = directoryStructure.getAccountPartFor(file)
-                    check(identifier != null || accountPart != null) { "At least one of identifier and accountPart should always be non-null" }
-                    title.text = if (identifier != null) {
-                        buildSpannedString {
-                            if (pathToIdentifier != null)
-                                append("$pathToIdentifier/")
-                            bold { underline { append(identifier) } }
-                        }
-                    } else {
-                        accountPart
-                    }
-                    subtitle.apply {
-                        if (identifier != null && accountPart != null) {
-                            text = accountPart
-                            visibility = View.VISIBLE
-                        } else {
-                            visibility = View.GONE
-                        }
-                    }
-                }.onItemClicked { _, item ->
-                    decryptAndFill(item)
-                }
-                layoutManager = LinearLayoutManager(context)
-            }
-            search.apply {
-                val initialSearch =
-                    formOrigin.getPrettyIdentifier(applicationContext, untrusted = false)
-                setText(initialSearch, TextView.BufferType.EDITABLE)
-                addTextChangedListener { updateSearch() }
-            }
-            origin.text = buildSpannedString {
-                append(getString(R.string.oreo_autofill_select_and_fill_into))
-                append("\n")
-                bold {
-                    append(formOrigin.getPrettyIdentifier(applicationContext, untrusted = true))
-                }
-            }
-            strictDomainSearch.apply {
-                visibility = if (formOrigin is FormOrigin.Web) View.VISIBLE else View.GONE
-                isChecked = formOrigin is FormOrigin.Web
-                setOnCheckedChangeListener { _, _ -> updateSearch() }
-            }
-            shouldMatch.text = getString(
-                R.string.oreo_autofill_match_with,
-                formOrigin.getPrettyIdentifier(applicationContext)
-            )
-            model.searchResult.observe(this@AutofillFilterView) { result ->
-                val list = result.passwordItems
-                (rvPassword.adapter as SearchableRepositoryAdapter).submitList(list) {
-                    rvPassword.scrollToPosition(0)
-                }
-                // Switch RecyclerView out for a "no results" message if the new list is empty and
-                // the message is not yet shown (and vice versa).
-                if ((list.isEmpty() && rvPasswordSwitcher.nextView.id == rvPasswordEmpty.id) ||
-                    (list.isNotEmpty() && rvPasswordSwitcher.nextView.id == rvPassword.id)
-                ) {
-                    rvPasswordSwitcher.showNext()
-                }
-            }
-        }
-    }
-
-    private fun updateSearch() {
-        model.search(
-            binding.search.text.toString().trim(),
-            filterMode = if (binding.strictDomainSearch.isChecked) FilterMode.StrictDomain else FilterMode.Fuzzy,
-            searchMode = SearchMode.RecursivelyInSubdirectories,
-            listMode = ListMode.FilesOnly
-        )
-    }
-
-    private fun decryptAndFill(item: PasswordItem) {
-        if (binding.shouldClear.isChecked) AutofillMatcher.clearMatchesFor(applicationContext, formOrigin)
-        if (binding.shouldMatch.isChecked) AutofillMatcher.addMatchFor(
-            applicationContext,
-            formOrigin,
-            item.file
-        )
-        // intent?.extras? is checked to be non-null in onCreate
-        decryptAction.launch(AutofillDecryptActivity.makeDecryptFileIntent(
-            item.file,
-            intent!!.extras!!,
-            this
-        ))
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillPublisherChangedActivity.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillPublisherChangedActivity.kt
deleted file mode 100644
index 34edf8f5..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillPublisherChangedActivity.kt
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo.ui
-
-import android.annotation.TargetApi
-import android.app.PendingIntent
-import android.content.Context
-import android.content.Intent
-import android.content.IntentSender
-import android.content.pm.PackageManager
-import android.os.Build
-import android.os.Bundle
-import android.service.autofill.FillResponse
-import android.text.format.DateUtils
-import android.view.View
-import android.view.autofill.AutofillManager
-import androidx.appcompat.app.AppCompatActivity
-import com.github.ajalt.timberkt.e
-import com.github.androidpasswordstore.autofillparser.FormOrigin
-import com.github.androidpasswordstore.autofillparser.computeCertificatesHash
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.autofill.oreo.AutofillMatcher
-import com.zeapo.pwdstore.autofill.oreo.AutofillPublisherChangedException
-import com.zeapo.pwdstore.databinding.ActivityOreoAutofillPublisherChangedBinding
-import com.zeapo.pwdstore.utils.viewBinding
-
-@TargetApi(Build.VERSION_CODES.O)
-class AutofillPublisherChangedActivity : AppCompatActivity() {
-
-    companion object {
-
-        private const val EXTRA_APP_PACKAGE =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_APP_PACKAGE"
-        private const val EXTRA_FILL_RESPONSE_AFTER_RESET =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_FILL_RESPONSE_AFTER_RESET"
-        private var publisherChangedRequestCode = 1
-
-        fun makePublisherChangedIntentSender(
-            context: Context,
-            publisherChangedException: AutofillPublisherChangedException,
-            fillResponseAfterReset: FillResponse?,
-        ): IntentSender {
-            val intent = Intent(context, AutofillPublisherChangedActivity::class.java).apply {
-                putExtra(EXTRA_APP_PACKAGE, publisherChangedException.formOrigin.identifier)
-                putExtra(EXTRA_FILL_RESPONSE_AFTER_RESET, fillResponseAfterReset)
-            }
-            return PendingIntent.getActivity(
-                context, publisherChangedRequestCode++, intent, PendingIntent.FLAG_CANCEL_CURRENT
-            ).intentSender
-        }
-    }
-
-    private lateinit var appPackage: String
-    private val binding by viewBinding(ActivityOreoAutofillPublisherChangedBinding::inflate)
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(binding.root)
-        setFinishOnTouchOutside(true)
-
-        appPackage = intent.getStringExtra(EXTRA_APP_PACKAGE) ?: run {
-            e { "AutofillPublisherChangedActivity started without EXTRA_PACKAGE_NAME" }
-            finish()
-            return
-        }
-        supportActionBar?.hide()
-        showPackageInfo()
-        with(binding) {
-            okButton.setOnClickListener { finish() }
-            advancedButton.setOnClickListener {
-                advancedButton.visibility = View.GONE
-                warningAppAdvancedInfo.visibility = View.VISIBLE
-                resetButton.visibility = View.VISIBLE
-            }
-            resetButton.setOnClickListener {
-                AutofillMatcher.clearMatchesFor(this@AutofillPublisherChangedActivity, FormOrigin.App(appPackage))
-                val fillResponse = intent.getParcelableExtra<FillResponse>(EXTRA_FILL_RESPONSE_AFTER_RESET)
-                setResult(RESULT_OK, Intent().apply {
-                    putExtra(AutofillManager.EXTRA_AUTHENTICATION_RESULT, fillResponse)
-                })
-                finish()
-            }
-        }
-    }
-
-    private fun showPackageInfo() {
-        runCatching {
-            with(binding) {
-                val packageInfo =
-                    packageManager.getPackageInfo(appPackage, PackageManager.GET_META_DATA)
-                val installTime = DateUtils.getRelativeTimeSpanString(packageInfo.firstInstallTime)
-                warningAppInstallDate.text =
-                    getString(R.string.oreo_autofill_warning_publisher_install_time, installTime)
-                val appInfo =
-                    packageManager.getApplicationInfo(appPackage, PackageManager.GET_META_DATA)
-                warningAppName.text = "“${packageManager.getApplicationLabel(appInfo)}”"
-
-                val currentHash = computeCertificatesHash(this@AutofillPublisherChangedActivity, appPackage)
-                warningAppAdvancedInfo.text = getString(
-                    R.string.oreo_autofill_warning_publisher_advanced_info_template,
-                    appPackage,
-                    currentHash
-                )
-            }
-        }.onFailure { e ->
-            e(e) { "Failed to retrieve package info for $appPackage" }
-            finish()
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillSaveActivity.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillSaveActivity.kt
deleted file mode 100644
index bc012d3d..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/AutofillSaveActivity.kt
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo.ui
-
-import android.app.PendingIntent
-import android.content.Context
-import android.content.Intent
-import android.content.IntentSender
-import android.os.Build
-import android.os.Bundle
-import android.view.autofill.AutofillManager
-import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
-import androidx.annotation.RequiresApi
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.os.bundleOf
-import com.github.ajalt.timberkt.e
-import com.github.androidpasswordstore.autofillparser.AutofillAction
-import com.github.androidpasswordstore.autofillparser.Credentials
-import com.github.androidpasswordstore.autofillparser.FormOrigin
-import com.zeapo.pwdstore.autofill.oreo.AutofillMatcher
-import com.zeapo.pwdstore.autofill.oreo.AutofillPreferences
-import com.zeapo.pwdstore.autofill.oreo.AutofillResponseBuilder
-import com.zeapo.pwdstore.crypto.PasswordCreationActivity
-import com.zeapo.pwdstore.utils.PasswordRepository
-import java.io.File
-
-@RequiresApi(Build.VERSION_CODES.O)
-class AutofillSaveActivity : AppCompatActivity() {
-
-    companion object {
-
-        private const val EXTRA_FOLDER_NAME =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_FOLDER_NAME"
-        private const val EXTRA_PASSWORD = "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_PASSWORD"
-        private const val EXTRA_NAME = "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_NAME"
-        private const val EXTRA_SHOULD_MATCH_APP =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_SHOULD_MATCH_APP"
-        private const val EXTRA_SHOULD_MATCH_WEB =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_SHOULD_MATCH_WEB"
-        private const val EXTRA_GENERATE_PASSWORD =
-            "com.zeapo.pwdstore.autofill.oreo.ui.EXTRA_GENERATE_PASSWORD"
-
-        private var saveRequestCode = 1
-
-        fun makeSaveIntentSender(
-            context: Context,
-            credentials: Credentials?,
-            formOrigin: FormOrigin
-        ): IntentSender {
-            val identifier = formOrigin.getPrettyIdentifier(context, untrusted = false)
-            // Prevent directory traversals
-            val sanitizedIdentifier = identifier.replace('\\', '_')
-                .replace('/', '_')
-                .trimStart('.')
-                .takeUnless { it.isBlank() } ?: formOrigin.identifier
-            val directoryStructure = AutofillPreferences.directoryStructure(context)
-            val folderName = directoryStructure.getSaveFolderName(
-                sanitizedIdentifier = sanitizedIdentifier,
-                username = credentials?.username
-            )
-            val fileName = directoryStructure.getSaveFileName(username = credentials?.username, identifier = identifier)
-            val intent = Intent(context, AutofillSaveActivity::class.java).apply {
-                putExtras(
-                    bundleOf(
-                        EXTRA_FOLDER_NAME to folderName,
-                        EXTRA_NAME to fileName,
-                        EXTRA_PASSWORD to credentials?.password,
-                        EXTRA_SHOULD_MATCH_APP to formOrigin.identifier.takeIf { formOrigin is FormOrigin.App },
-                        EXTRA_SHOULD_MATCH_WEB to formOrigin.identifier.takeIf { formOrigin is FormOrigin.Web },
-                        EXTRA_GENERATE_PASSWORD to (credentials == null)
-                    )
-                )
-            }
-            return PendingIntent.getActivity(
-                context,
-                saveRequestCode++,
-                intent,
-                PendingIntent.FLAG_CANCEL_CURRENT
-            ).intentSender
-        }
-    }
-
-    private val formOrigin by lazy(LazyThreadSafetyMode.NONE) {
-        val shouldMatchApp: String? = intent.getStringExtra(EXTRA_SHOULD_MATCH_APP)
-        val shouldMatchWeb: String? = intent.getStringExtra(EXTRA_SHOULD_MATCH_WEB)
-        if (shouldMatchApp != null && shouldMatchWeb == null) {
-            FormOrigin.App(shouldMatchApp)
-        } else if (shouldMatchApp == null && shouldMatchWeb != null) {
-            FormOrigin.Web(shouldMatchWeb)
-        } else {
-            null
-        }
-    }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        val repo = PasswordRepository.getRepositoryDirectory()
-        val saveIntent = Intent(this, PasswordCreationActivity::class.java).apply {
-            putExtras(
-                bundleOf(
-                    "REPO_PATH" to repo.absolutePath,
-                    "FILE_PATH" to repo.resolve(intent.getStringExtra(EXTRA_FOLDER_NAME)!!).absolutePath,
-                    PasswordCreationActivity.EXTRA_FILE_NAME to intent.getStringExtra(EXTRA_NAME),
-                    PasswordCreationActivity.EXTRA_PASSWORD to intent.getStringExtra(EXTRA_PASSWORD),
-                    PasswordCreationActivity.EXTRA_GENERATE_PASSWORD to intent.getBooleanExtra(EXTRA_GENERATE_PASSWORD, false)
-                )
-            )
-        }
-        registerForActivityResult(StartActivityForResult()) { result ->
-            val data = result.data
-            if (result.resultCode == RESULT_OK && data != null) {
-                val createdPath = data.getStringExtra("CREATED_FILE")!!
-                formOrigin?.let {
-                    AutofillMatcher.addMatchFor(this, it, File(createdPath))
-                }
-                val password = data.getStringExtra("PASSWORD")
-                val resultIntent = if (password != null) {
-                    // Password was generated and should be filled into a form.
-                    val username = data.getStringExtra("USERNAME")
-                    val clientState =
-                        intent?.getBundleExtra(AutofillManager.EXTRA_CLIENT_STATE) ?: run {
-                            e { "AutofillDecryptActivity started without EXTRA_CLIENT_STATE" }
-                            finish()
-                            return@registerForActivityResult
-                        }
-                    val credentials = Credentials(username, password, null)
-                    val fillInDataset = AutofillResponseBuilder.makeFillInDataset(
-                        this,
-                        credentials,
-                        clientState,
-                        AutofillAction.Generate
-                    )
-                    Intent().apply {
-                        putExtra(AutofillManager.EXTRA_AUTHENTICATION_RESULT, fillInDataset)
-                    }
-                } else {
-                    // Password was extracted from a form, there is nothing to fill.
-                    Intent()
-                }
-                setResult(RESULT_OK, resultIntent)
-            } else {
-                setResult(RESULT_CANCELED)
-            }
-            finish()
-        }.launch(saveIntent)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/PasswordViewHolder.kt b/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/PasswordViewHolder.kt
deleted file mode 100644
index 162362f6..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/autofill/oreo/ui/PasswordViewHolder.kt
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.autofill.oreo.ui
-
-import android.view.View
-import android.widget.TextView
-import androidx.recyclerview.widget.RecyclerView
-import com.zeapo.pwdstore.R
-
-class PasswordViewHolder(view: View) : RecyclerView.ViewHolder(view) {
-
-    val title: TextView = itemView.findViewById(R.id.title)
-    val subtitle: TextView = itemView.findViewById(R.id.subtitle)
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/crypto/BasePgpActivity.kt b/app/src/main/java/com/zeapo/pwdstore/crypto/BasePgpActivity.kt
deleted file mode 100644
index 412a54f2..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/crypto/BasePgpActivity.kt
+++ /dev/null
@@ -1,310 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.crypto
-
-import android.app.PendingIntent
-import android.content.ClipData
-import android.content.Intent
-import android.content.IntentSender
-import android.content.SharedPreferences
-import android.net.Uri
-import android.os.Build
-import android.os.Bundle
-import android.text.format.DateUtils
-import android.view.WindowManager
-import androidx.annotation.CallSuper
-import androidx.annotation.StringRes
-import androidx.appcompat.app.AppCompatActivity
-import com.github.ajalt.timberkt.Timber.tag
-import com.github.ajalt.timberkt.e
-import com.github.ajalt.timberkt.i
-import com.github.michaelbull.result.getOr
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.snackbar.Snackbar
-import com.zeapo.pwdstore.ClipboardService
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.utils.OPENPGP_PROVIDER
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.clipboard
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import com.zeapo.pwdstore.utils.snackbar
-import java.io.File
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-import me.msfjarvis.openpgpktx.util.OpenPgpServiceConnection
-import org.openintents.openpgp.IOpenPgpService2
-import org.openintents.openpgp.OpenPgpError
-
-@Suppress("Registered")
-open class BasePgpActivity : AppCompatActivity(), OpenPgpServiceConnection.OnBound {
-
-    /**
-     * Full path to the repository
-     */
-    val repoPath by lazy(LazyThreadSafetyMode.NONE) { intent.getStringExtra("REPO_PATH")!! }
-
-    /**
-     * Full path to the password file being worked on
-     */
-    val fullPath by lazy(LazyThreadSafetyMode.NONE) { intent.getStringExtra("FILE_PATH")!! }
-
-    /**
-     * Name of the password file
-     *
-     * Converts personal/auth.foo.org/john_doe@example.org.gpg to john_doe.example.org
-     */
-    val name: String by lazy(LazyThreadSafetyMode.NONE) { File(fullPath).nameWithoutExtension }
-
-    /**
-     * Get the timestamp for when this file was last modified.
-     */
-    val lastChangedString: CharSequence by lazy(LazyThreadSafetyMode.NONE) {
-        getLastChangedString(
-            intent.getLongExtra(
-                "LAST_CHANGED_TIMESTAMP",
-                -1L
-            )
-        )
-    }
-
-    /**
-     * [SharedPreferences] instance used by subclasses to persist settings
-     */
-    val settings: SharedPreferences by lazy(LazyThreadSafetyMode.NONE) { sharedPrefs }
-
-    /**
-     * Handle to the [OpenPgpApi] instance that is used by subclasses to interface with OpenKeychain.
-     */
-    private var serviceConnection: OpenPgpServiceConnection? = null
-    var api: OpenPgpApi? = null
-
-    /**
-     * A [OpenPgpServiceConnection.OnBound] instance for the last listener that we wish to bind with
-     * in case the previous attempt was cancelled due to missing [OPENPGP_PROVIDER] package.
-     */
-    private var previousListener: OpenPgpServiceConnection.OnBound? = null
-
-    /**
-     * [onCreate] sets the window up with the right flags to prevent auth leaks through screenshots
-     * or recent apps screen.
-     */
-    @CallSuper
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        window.setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE)
-        tag(TAG)
-    }
-
-    /**
-     * [onDestroy] handles unbinding from the OpenPgp service linked with [serviceConnection]. This
-     * is annotated with [CallSuper] because it's critical to unbind the service to ensure we're not
-     * leaking things.
-     */
-    @CallSuper
-    override fun onDestroy() {
-        super.onDestroy()
-        serviceConnection?.unbindFromService()
-        previousListener = null
-    }
-
-    /**
-     * [onResume] controls the flow for resumption of a PGP operation that was previously interrupted
-     * by the [OPENPGP_PROVIDER] package being missing.
-     */
-    override fun onResume() {
-        super.onResume()
-        previousListener?.let { bindToOpenKeychain(it) }
-    }
-
-    /**
-     * Sets up [api] once the service is bound. Downstream consumers must call super this to
-     * initialize [api]
-     */
-    @CallSuper
-    override fun onBound(service: IOpenPgpService2) {
-        api = OpenPgpApi(this, service)
-    }
-
-    /**
-     * Mandatory error handling from [OpenPgpServiceConnection.OnBound]. All subclasses must handle
-     * their own errors, and hence this class simply logs and rethrows. Subclasses Must NOT call super.
-     */
-    override fun onError(e: Exception) {
-        e(e) { "Callers must handle their own exceptions" }
-        throw e
-    }
-
-    /**
-     * Method for subclasses to initiate binding with [OpenPgpServiceConnection].
-     */
-    fun bindToOpenKeychain(onBoundListener: OpenPgpServiceConnection.OnBound) {
-        val installed = runCatching {
-            packageManager.getPackageInfo(OPENPGP_PROVIDER, 0)
-            true
-        }.getOr(false)
-        if (!installed) {
-            previousListener = onBoundListener
-            MaterialAlertDialogBuilder(this)
-                .setTitle(getString(R.string.openkeychain_not_installed_title))
-                .setMessage(getString(R.string.openkeychain_not_installed_message))
-                .setPositiveButton(getString(R.string.openkeychain_not_installed_google_play)) { _, _ ->
-                    runCatching {
-                        val intent = Intent(Intent.ACTION_VIEW).apply {
-                            data = Uri.parse(getString(R.string.play_deeplink_template, OPENPGP_PROVIDER))
-                            setPackage("com.android.vending")
-                        }
-                        startActivity(intent)
-                    }
-                }
-                .setNeutralButton(getString(R.string.openkeychain_not_installed_fdroid)) { _, _ ->
-                    runCatching {
-                        val intent = Intent(Intent.ACTION_VIEW).apply {
-                            data = Uri.parse(getString(R.string.fdroid_deeplink_template, OPENPGP_PROVIDER))
-                        }
-                        startActivity(intent)
-                    }
-                }
-                .setOnCancelListener { finish() }
-                .show()
-            return
-        } else {
-            previousListener = null
-            serviceConnection = OpenPgpServiceConnection(this, OPENPGP_PROVIDER, onBoundListener).also {
-                it.bindToService()
-            }
-        }
-    }
-
-    /**
-     * Handle the case where OpenKeychain returns that it needs to interact with the user
-     *
-     * @param result The intent returned by OpenKeychain
-     */
-    fun getUserInteractionRequestIntent(result: Intent): IntentSender {
-        i { "RESULT_CODE_USER_INTERACTION_REQUIRED" }
-        return result.getParcelableExtra<PendingIntent>(OpenPgpApi.RESULT_INTENT)!!.intentSender
-    }
-
-    /**
-     * Gets a relative string describing when this shape was last changed
-     * (e.g. "one hour ago")
-     */
-    private fun getLastChangedString(timeStamp: Long): CharSequence {
-        if (timeStamp < 0) {
-            throw RuntimeException()
-        }
-
-        return DateUtils.getRelativeTimeSpanString(this, timeStamp, true)
-    }
-
-    /**
-     * Base handling of OpenKeychain errors based on the error contained in [result]. Subclasses
-     * can use this when they want to default to sane error handling.
-     */
-    fun handleError(result: Intent) {
-        val error: OpenPgpError? = result.getParcelableExtra(OpenPgpApi.RESULT_ERROR)
-        if (error != null) {
-            when (error.errorId) {
-                OpenPgpError.NO_OR_WRONG_PASSPHRASE -> {
-                    snackbar(message = getString(R.string.openpgp_error_wrong_passphrase))
-                }
-                OpenPgpError.NO_USER_IDS -> {
-                    snackbar(message = getString(R.string.openpgp_error_no_user_ids))
-                }
-                else -> {
-                    snackbar(message = getString(R.string.openpgp_error_unknown, error.message))
-                    e { "onError getErrorId: ${error.errorId}" }
-                    e { "onError getMessage: ${error.message}" }
-                }
-            }
-        }
-    }
-
-    /**
-     * Copies provided [text] to the clipboard. Shows a [Snackbar] which can be disabled by passing
-     * [showSnackbar] as false.
-     */
-    fun copyTextToClipboard(
-        text: String?,
-        showSnackbar: Boolean = true,
-        @StringRes snackbarTextRes: Int = R.string.clipboard_copied_text
-    ) {
-        val clipboard = clipboard ?: return
-        val clip = ClipData.newPlainText("pgp_handler_result_pm", text)
-        clipboard.setPrimaryClip(clip)
-        if (showSnackbar) {
-            snackbar(message = resources.getString(snackbarTextRes))
-        }
-    }
-
-    /**
-     * Copies a provided [password] string to the clipboard. This wraps [copyTextToClipboard] to
-     * hide the default [Snackbar] and starts off an instance of [ClipboardService] to provide a
-     * way of clearing the clipboard.
-     */
-    fun copyPasswordToClipboard(password: String?) {
-        copyTextToClipboard(password, showSnackbar = false)
-
-        val clearAfter = settings.getString(PreferenceKeys.GENERAL_SHOW_TIME)?.toIntOrNull() ?: 45
-
-        if (clearAfter != 0) {
-            val service = Intent(this, ClipboardService::class.java).apply {
-                action = ClipboardService.ACTION_START
-                putExtra(ClipboardService.EXTRA_NOTIFICATION_TIME, clearAfter)
-            }
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                startForegroundService(service)
-            } else {
-                startService(service)
-            }
-            snackbar(message = resources.getString(R.string.clipboard_password_toast_text, clearAfter))
-        } else {
-            snackbar(message = resources.getString(R.string.clipboard_password_no_clear_toast_text))
-        }
-    }
-
-    companion object {
-
-        private const val TAG = "APS/BasePgpActivity"
-        const val KEY_PWGEN_TYPE_CLASSIC = "classic"
-        const val KEY_PWGEN_TYPE_XKPASSWD = "xkpasswd"
-
-        /**
-         * Gets the relative path to the repository
-         */
-        fun getRelativePath(fullPath: String, repositoryPath: String): String =
-            fullPath.replace(repositoryPath, "").replace("/+".toRegex(), "/")
-
-        /**
-         * Gets the Parent path, relative to the repository
-         */
-        fun getParentPath(fullPath: String, repositoryPath: String): String {
-            val relativePath = getRelativePath(fullPath, repositoryPath)
-            val index = relativePath.lastIndexOf("/")
-            return "/${relativePath.substring(startIndex = 0, endIndex = index + 1)}/".replace("/+".toRegex(), "/")
-        }
-
-        /**
-         * /path/to/store/social/facebook.gpg -> social/facebook
-         */
-        @JvmStatic
-        fun getLongName(fullPath: String, repositoryPath: String, basename: String): String {
-            var relativePath = getRelativePath(fullPath, repositoryPath)
-            return if (relativePath.isNotEmpty() && relativePath != "/") {
-                // remove preceding '/'
-                relativePath = relativePath.substring(1)
-                if (relativePath.endsWith('/')) {
-                    relativePath + basename
-                } else {
-                    "$relativePath/$basename"
-                }
-            } else {
-                basename
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/crypto/DecryptActivity.kt b/app/src/main/java/com/zeapo/pwdstore/crypto/DecryptActivity.kt
deleted file mode 100644
index cfcecc22..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/crypto/DecryptActivity.kt
+++ /dev/null
@@ -1,260 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.crypto
-
-import android.content.Intent
-import android.graphics.Typeface
-import android.os.Bundle
-import android.text.method.PasswordTransformationMethod
-import android.view.Menu
-import android.view.MenuItem
-import android.view.View
-import androidx.activity.result.IntentSenderRequest
-import androidx.activity.result.contract.ActivityResultContracts.StartIntentSenderForResult
-import androidx.lifecycle.lifecycleScope
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.DecryptLayoutBinding
-import com.zeapo.pwdstore.model.PasswordEntry
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.viewBinding
-import java.io.ByteArrayOutputStream
-import java.io.File
-import kotlin.time.ExperimentalTime
-import kotlin.time.seconds
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-import me.msfjarvis.openpgpktx.util.OpenPgpServiceConnection
-import org.openintents.openpgp.IOpenPgpService2
-
-class DecryptActivity : BasePgpActivity(), OpenPgpServiceConnection.OnBound {
-
-    private val binding by viewBinding(DecryptLayoutBinding::inflate)
-
-    private val relativeParentPath by lazy(LazyThreadSafetyMode.NONE) { getParentPath(fullPath, repoPath) }
-    private var passwordEntry: PasswordEntry? = null
-
-    private val userInteractionRequiredResult = registerForActivityResult(StartIntentSenderForResult()) { result ->
-        if (result.data == null) {
-            setResult(RESULT_CANCELED, null)
-            finish()
-            return@registerForActivityResult
-        }
-
-        when (result.resultCode) {
-            RESULT_OK -> decryptAndVerify(result.data)
-            RESULT_CANCELED -> {
-                setResult(RESULT_CANCELED, result.data)
-                finish()
-            }
-        }
-    }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        bindToOpenKeychain(this)
-        title = name
-        with(binding) {
-            setContentView(root)
-            passwordCategory.text = relativeParentPath
-            passwordFile.text = name
-            passwordFile.setOnLongClickListener {
-                copyTextToClipboard(name)
-                true
-            }
-            passwordLastChanged.run {
-                runCatching {
-                    text = resources.getString(R.string.last_changed, lastChangedString)
-                }.onFailure {
-                    visibility = View.GONE
-                }
-            }
-        }
-    }
-
-    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
-        menuInflater.inflate(R.menu.pgp_handler, menu)
-        passwordEntry?.let { entry ->
-            if (menu != null) {
-                menu.findItem(R.id.edit_password).isVisible = true
-                if (entry.password.isNotEmpty()) {
-                    menu.findItem(R.id.share_password_as_plaintext).isVisible = true
-                    menu.findItem(R.id.copy_password).isVisible = true
-                }
-            }
-        }
-        return true
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        when (item.itemId) {
-            android.R.id.home -> onBackPressed()
-            R.id.edit_password -> editPassword()
-            R.id.share_password_as_plaintext -> shareAsPlaintext()
-            R.id.copy_password -> copyPasswordToClipboard(passwordEntry?.password)
-        }
-        return super.onOptionsItemSelected(item)
-    }
-
-    override fun onBound(service: IOpenPgpService2) {
-        super.onBound(service)
-        decryptAndVerify()
-    }
-
-    override fun onError(e: Exception) {
-        e(e)
-    }
-
-    /**
-     * Automatically finishes the activity 60 seconds after decryption succeeded to prevent
-     * information leaks from stale activities.
-     */
-    @OptIn(ExperimentalTime::class)
-    private fun startAutoDismissTimer() {
-        lifecycleScope.launch {
-            delay(60.seconds)
-            finish()
-        }
-    }
-
-    /**
-     * Edit the current password and hide all the fields populated by encrypted data so that when
-     * the result triggers they can be repopulated with new data.
-     */
-    private fun editPassword() {
-        val intent = Intent(this, PasswordCreationActivity::class.java)
-        intent.putExtra("FILE_PATH", relativeParentPath)
-        intent.putExtra("REPO_PATH", repoPath)
-        intent.putExtra(PasswordCreationActivity.EXTRA_FILE_NAME, name)
-        intent.putExtra(PasswordCreationActivity.EXTRA_PASSWORD, passwordEntry?.password)
-        intent.putExtra(PasswordCreationActivity.EXTRA_EXTRA_CONTENT, passwordEntry?.extraContent)
-        intent.putExtra(PasswordCreationActivity.EXTRA_EDITING, true)
-        startActivity(intent)
-        finish()
-    }
-
-    private fun shareAsPlaintext() {
-        val sendIntent = Intent().apply {
-            action = Intent.ACTION_SEND
-            putExtra(Intent.EXTRA_TEXT, passwordEntry?.password)
-            type = "text/plain"
-        }
-        // Always show a picker to give the user a chance to cancel
-        startActivity(Intent.createChooser(sendIntent, resources.getText(R.string.send_plaintext_password_to)))
-    }
-
-    @OptIn(ExperimentalTime::class)
-    private fun decryptAndVerify(receivedIntent: Intent? = null) {
-        if (api == null) {
-            bindToOpenKeychain(this)
-            return
-        }
-        val data = receivedIntent ?: Intent()
-        data.action = OpenPgpApi.ACTION_DECRYPT_VERIFY
-
-        val inputStream = File(fullPath).inputStream()
-        val outputStream = ByteArrayOutputStream()
-
-        lifecycleScope.launch(Dispatchers.IO) {
-            api?.executeApiAsync(data, inputStream, outputStream) { result ->
-                when (result?.getIntExtra(OpenPgpApi.RESULT_CODE, OpenPgpApi.RESULT_CODE_ERROR)) {
-                    OpenPgpApi.RESULT_CODE_SUCCESS -> {
-                        startAutoDismissTimer()
-                        runCatching {
-                            val showPassword = settings.getBoolean(PreferenceKeys.SHOW_PASSWORD, true)
-                            val showExtraContent = settings.getBoolean(PreferenceKeys.SHOW_EXTRA_CONTENT, true)
-                            val monoTypeface = Typeface.createFromAsset(assets, "fonts/sourcecodepro.ttf")
-                            val entry = PasswordEntry(outputStream)
-
-                            passwordEntry = entry
-                            invalidateOptionsMenu()
-
-                            with(binding) {
-                                if (entry.password.isEmpty()) {
-                                    passwordTextContainer.visibility = View.GONE
-                                } else {
-                                    passwordTextContainer.visibility = View.VISIBLE
-                                    passwordText.typeface = monoTypeface
-                                    passwordText.setText(entry.password)
-                                    if (!showPassword) {
-                                        passwordText.transformationMethod = PasswordTransformationMethod.getInstance()
-                                    }
-                                    passwordTextContainer.setOnClickListener { copyPasswordToClipboard(entry.password) }
-                                    passwordText.setOnClickListener { copyPasswordToClipboard(entry.password) }
-                                }
-
-                                if (entry.hasExtraContent()) {
-                                    if (entry.extraContentWithoutAuthData.isNotEmpty()) {
-                                        extraContentContainer.visibility = View.VISIBLE
-                                        extraContent.typeface = monoTypeface
-                                        extraContent.setText(entry.extraContentWithoutAuthData)
-                                        if (!showExtraContent) {
-                                            extraContent.transformationMethod = PasswordTransformationMethod.getInstance()
-                                        }
-                                        extraContentContainer.setOnClickListener { copyTextToClipboard(entry.extraContentWithoutAuthData) }
-                                        extraContent.setOnClickListener { copyTextToClipboard(entry.extraContentWithoutAuthData) }
-                                    }
-
-                                    if (entry.hasUsername()) {
-                                        usernameText.typeface = monoTypeface
-                                        usernameText.setText(entry.username)
-                                        usernameTextContainer.setEndIconOnClickListener { copyTextToClipboard(entry.username) }
-                                        usernameTextContainer.visibility = View.VISIBLE
-                                    } else {
-                                        usernameTextContainer.visibility = View.GONE
-                                    }
-
-                                    if (entry.hasTotp()) {
-                                        otpTextContainer.visibility = View.VISIBLE
-                                        otpTextContainer.setEndIconOnClickListener {
-                                            copyTextToClipboard(
-                                                otpText.text.toString(),
-                                                snackbarTextRes = R.string.clipboard_otp_copied_text
-                                            )
-                                        }
-                                        launch(Dispatchers.IO) {
-                                            // Calculate the actual remaining time for the first pass
-                                            // then return to the standard 30 second affair.
-                                            val remainingTime = entry.totpPeriod - (System.currentTimeMillis() % entry.totpPeriod)
-                                            withContext(Dispatchers.Main) {
-                                                otpText.setText(entry.calculateTotpCode()
-                                                    ?: "Error")
-                                            }
-                                            delay(remainingTime.seconds)
-                                            repeat(Int.MAX_VALUE) {
-                                                val code = entry.calculateTotpCode() ?: "Error"
-                                                withContext(Dispatchers.Main) {
-                                                    otpText.setText(code)
-                                                }
-                                                delay(30.seconds)
-                                            }
-                                        }
-                                    }
-                                }
-                            }
-
-                            if (settings.getBoolean(PreferenceKeys.COPY_ON_DECRYPT, false)) {
-                                copyPasswordToClipboard(entry.password)
-                            }
-                        }.onFailure { e ->
-                            e(e)
-                        }
-                    }
-                    OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED -> {
-                        val sender = getUserInteractionRequestIntent(result)
-                        userInteractionRequiredResult.launch(IntentSenderRequest.Builder(sender).build())
-                    }
-                    OpenPgpApi.RESULT_CODE_ERROR -> handleError(result)
-                }
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/crypto/GetKeyIdsActivity.kt b/app/src/main/java/com/zeapo/pwdstore/crypto/GetKeyIdsActivity.kt
deleted file mode 100644
index b6a3e955..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/crypto/GetKeyIdsActivity.kt
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.crypto
-
-import android.content.Intent
-import android.os.Bundle
-import androidx.activity.result.IntentSenderRequest
-import androidx.activity.result.contract.ActivityResultContracts.StartIntentSenderForResult
-import androidx.lifecycle.lifecycleScope
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-import me.msfjarvis.openpgpktx.util.OpenPgpUtils
-import org.openintents.openpgp.IOpenPgpService2
-
-class GetKeyIdsActivity : BasePgpActivity() {
-
-    private val userInteractionRequiredResult = registerForActivityResult(StartIntentSenderForResult()) { result ->
-        if (result.data == null || result.resultCode == RESULT_CANCELED) {
-            setResult(RESULT_CANCELED, result.data)
-            finish()
-            return@registerForActivityResult
-        }
-        getKeyIds(result.data!!)
-    }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        bindToOpenKeychain(this)
-    }
-
-    override fun onBound(service: IOpenPgpService2) {
-        super.onBound(service)
-        getKeyIds()
-    }
-
-    override fun onError(e: Exception) {
-        e(e)
-    }
-
-    /**
-     * Get the Key ids from OpenKeychain
-     */
-    private fun getKeyIds(data: Intent = Intent()) {
-        data.action = OpenPgpApi.ACTION_GET_KEY_IDS
-        lifecycleScope.launch(Dispatchers.IO) {
-            api?.executeApiAsync(data, null, null) { result ->
-                when (result?.getIntExtra(OpenPgpApi.RESULT_CODE, OpenPgpApi.RESULT_CODE_ERROR)) {
-                    OpenPgpApi.RESULT_CODE_SUCCESS -> {
-                        runCatching {
-                            val ids = result.getLongArrayExtra(OpenPgpApi.RESULT_KEY_IDS)?.map {
-                                OpenPgpUtils.convertKeyIdToHex(it)
-                            } ?: emptyList()
-                            val keyResult = Intent().putExtra(OpenPgpApi.EXTRA_KEY_IDS, ids.toTypedArray())
-                            setResult(RESULT_OK, keyResult)
-                            finish()
-                        }.onFailure { e ->
-                            e(e)
-                        }
-                    }
-                    OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED -> {
-                        val sender = getUserInteractionRequestIntent(result)
-                        userInteractionRequiredResult.launch(IntentSenderRequest.Builder(sender).build())
-                    }
-                    OpenPgpApi.RESULT_CODE_ERROR -> handleError(result)
-                }
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt b/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt
deleted file mode 100644
index 01d85f2b..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/crypto/PasswordCreationActivity.kt
+++ /dev/null
@@ -1,513 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.crypto
-
-import android.content.Context
-import android.content.Intent
-import android.os.Bundle
-import android.text.InputType
-import android.view.Menu
-import android.view.MenuItem
-import android.view.View
-import androidx.activity.result.IntentSenderRequest
-import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
-import androidx.activity.result.contract.ActivityResultContracts.StartIntentSenderForResult
-import androidx.core.content.edit
-import androidx.core.view.isVisible
-import androidx.core.widget.doOnTextChanged
-import androidx.lifecycle.lifecycleScope
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.onSuccess
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.zxing.integration.android.IntentIntegrator
-import com.google.zxing.integration.android.IntentIntegrator.QR_CODE
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.autofill.oreo.AutofillPreferences
-import com.zeapo.pwdstore.autofill.oreo.DirectoryStructure
-import com.zeapo.pwdstore.databinding.PasswordCreationActivityBinding
-import com.zeapo.pwdstore.model.PasswordEntry
-import com.zeapo.pwdstore.ui.dialogs.PasswordGeneratorDialogFragment
-import com.zeapo.pwdstore.ui.dialogs.XkPasswordGeneratorDialogFragment
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.base64
-import com.zeapo.pwdstore.utils.commitChange
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.isInsideRepository
-import com.zeapo.pwdstore.utils.snackbar
-import com.zeapo.pwdstore.utils.viewBinding
-import java.io.ByteArrayInputStream
-import java.io.ByteArrayOutputStream
-import java.io.File
-import java.io.IOException
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-import me.msfjarvis.openpgpktx.util.OpenPgpServiceConnection
-import me.msfjarvis.openpgpktx.util.OpenPgpUtils
-
-class PasswordCreationActivity : BasePgpActivity(), OpenPgpServiceConnection.OnBound {
-
-    private val binding by viewBinding(PasswordCreationActivityBinding::inflate)
-
-    private val suggestedName by lazy(LazyThreadSafetyMode.NONE) { intent.getStringExtra(EXTRA_FILE_NAME) }
-    private val suggestedPass by lazy(LazyThreadSafetyMode.NONE) { intent.getStringExtra(EXTRA_PASSWORD) }
-    private val suggestedExtra by lazy(LazyThreadSafetyMode.NONE) { intent.getStringExtra(EXTRA_EXTRA_CONTENT) }
-    private val shouldGeneratePassword by lazy(LazyThreadSafetyMode.NONE) { intent.getBooleanExtra(EXTRA_GENERATE_PASSWORD, false) }
-    private val editing by lazy(LazyThreadSafetyMode.NONE) { intent.getBooleanExtra(EXTRA_EDITING, false) }
-    private val oldFileName by lazy(LazyThreadSafetyMode.NONE) { intent.getStringExtra(EXTRA_FILE_NAME) }
-    private var oldCategory: String? = null
-    private var copy: Boolean = false
-    private var encryptionIntent: Intent = Intent()
-
-    private val userInteractionRequiredResult = registerForActivityResult(StartIntentSenderForResult()) { result ->
-        if (result.data == null) {
-            setResult(RESULT_CANCELED, null)
-            finish()
-            return@registerForActivityResult
-        }
-
-        when (result.resultCode) {
-            RESULT_OK -> encrypt(result.data)
-            RESULT_CANCELED -> {
-                setResult(RESULT_CANCELED, result.data)
-                finish()
-            }
-        }
-    }
-
-    private val otpImportAction = registerForActivityResult(StartActivityForResult()) { result ->
-        if (result.resultCode == RESULT_OK) {
-            binding.otpImportButton.isVisible = false
-            val intentResult = IntentIntegrator.parseActivityResult(RESULT_OK, result.data)
-            val contents = "${intentResult.contents}\n"
-            val currentExtras = binding.extraContent.text.toString()
-            if (currentExtras.isNotEmpty() && currentExtras.last() != '\n')
-                binding.extraContent.append("\n$contents")
-            else
-                binding.extraContent.append(contents)
-            snackbar(message = getString(R.string.otp_import_success))
-        } else {
-            snackbar(message = getString(R.string.otp_import_failure))
-        }
-    }
-
-    private val gpgKeySelectAction = registerForActivityResult(StartActivityForResult()) { result ->
-        if (result.resultCode == RESULT_OK) {
-            result.data?.getStringArrayExtra(OpenPgpApi.EXTRA_KEY_IDS)?.let { keyIds ->
-                lifecycleScope.launch {
-                    val gpgIdentifierFile = File(PasswordRepository.getRepositoryDirectory(), ".gpg-id")
-                    withContext(Dispatchers.IO) {
-                        gpgIdentifierFile.writeText(keyIds.joinToString("\n"))
-                    }
-                    commitChange(getString(
-                        R.string.git_commit_gpg_id,
-                        getLongName(gpgIdentifierFile.parentFile!!.absolutePath, repoPath, gpgIdentifierFile.name)
-                    )).onSuccess {
-                        encrypt(encryptionIntent)
-                    }
-                }
-            }
-        }
-    }
-
-    private fun File.findTillRoot(fileName: String, rootPath: File): File? {
-        val gpgFile = File(this, fileName)
-        if (gpgFile.exists()) return gpgFile
-
-        if (this.absolutePath == rootPath.absolutePath) {
-            return null
-        }
-
-        val parent = parentFile
-        return if (parent != null && parent.exists()) {
-            parent.findTillRoot(fileName, rootPath)
-        } else {
-            null
-        }
-    }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        bindToOpenKeychain(this)
-        title = if (editing)
-            getString(R.string.edit_password)
-        else
-            getString(R.string.new_password_title)
-        with(binding) {
-            setContentView(root)
-            generatePassword.setOnClickListener { generatePassword() }
-            otpImportButton.setOnClickListener {
-                otpImportAction.launch(IntentIntegrator(this@PasswordCreationActivity)
-                    .setOrientationLocked(false)
-                    .setBeepEnabled(false)
-                    .setDesiredBarcodeFormats(QR_CODE)
-                    .createScanIntent()
-                )
-            }
-
-            directoryInputLayout.apply {
-                if (suggestedName != null || suggestedPass != null || shouldGeneratePassword) {
-                    isEnabled = true
-                } else {
-                    setBackgroundColor(getColor(android.R.color.transparent))
-                }
-                val path = getRelativePath(fullPath, repoPath)
-                // Keep empty path field visible if it is editable.
-                if (path.isEmpty() && !isEnabled)
-                    visibility = View.GONE
-                else {
-                    directory.setText(path)
-                    oldCategory = path
-                }
-            }
-            if (suggestedName != null) {
-                filename.setText(suggestedName)
-            } else {
-                filename.requestFocus()
-            }
-            // Allow the user to quickly switch between storing the username as the filename or
-            // in the encrypted extras. This only makes sense if the directory structure is
-            // FileBased.
-            if (suggestedName == null &&
-                AutofillPreferences.directoryStructure(this@PasswordCreationActivity) ==
-                DirectoryStructure.FileBased
-            ) {
-                encryptUsername.apply {
-                    visibility = View.VISIBLE
-                    setOnClickListener {
-                        if (isChecked) {
-                            // User wants to enable username encryption, so we add it to the
-                            // encrypted extras as the first line.
-                            val username = filename.text.toString()
-                            val extras = "username:$username\n${extraContent.text}"
-
-                            filename.text?.clear()
-                            extraContent.setText(extras)
-                        } else {
-                            // User wants to disable username encryption, so we extract the
-                            // username from the encrypted extras and use it as the filename.
-                            val entry = PasswordEntry("PASSWORD\n${extraContent.text}")
-                            val username = entry.username
-
-                            // username should not be null here by the logic in
-                            // updateViewState, but it could still happen due to
-                            // input lag.
-                            if (username != null) {
-                                filename.setText(username)
-                                extraContent.setText(entry.extraContentWithoutAuthData)
-                            }
-                        }
-                    }
-                }
-                listOf(filename, extraContent).forEach {
-                    it.doOnTextChanged { _, _, _, _ -> updateViewState() }
-                }
-            }
-            suggestedPass?.let {
-                password.setText(it)
-                password.inputType = InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_PASSWORD
-            }
-            suggestedExtra?.let { extraContent.setText(it) }
-            if (shouldGeneratePassword) {
-                generatePassword()
-                password.inputType = InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_PASSWORD
-            }
-        }
-        updateViewState()
-    }
-
-    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
-        menuInflater.inflate(R.menu.pgp_handler_new_password, menu)
-        return true
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        when (item.itemId) {
-            android.R.id.home -> {
-                setResult(RESULT_CANCELED)
-                finish()
-            }
-            R.id.save_password -> {
-                copy = false
-                encrypt()
-            }
-            R.id.save_and_copy_password -> {
-                copy = true
-                encrypt()
-            }
-            else -> return super.onOptionsItemSelected(item)
-        }
-        return true
-    }
-
-    private fun generatePassword() {
-        when (settings.getString(PreferenceKeys.PREF_KEY_PWGEN_TYPE) ?: KEY_PWGEN_TYPE_CLASSIC) {
-            KEY_PWGEN_TYPE_CLASSIC -> PasswordGeneratorDialogFragment()
-                .show(supportFragmentManager, "generator")
-            KEY_PWGEN_TYPE_XKPASSWD -> XkPasswordGeneratorDialogFragment()
-                .show(supportFragmentManager, "xkpwgenerator")
-        }
-    }
-
-    private fun updateViewState() = with(binding) {
-        // Use PasswordEntry to parse extras for username
-        val entry = PasswordEntry("PLACEHOLDER\n${extraContent.text}")
-        encryptUsername.apply {
-            if (visibility != View.VISIBLE)
-                return@apply
-            val hasUsernameInFileName = filename.text.toString().isNotBlank()
-            val hasUsernameInExtras = entry.hasUsername()
-            isEnabled = hasUsernameInFileName xor hasUsernameInExtras
-            isChecked = hasUsernameInExtras
-        }
-        otpImportButton.isVisible = !entry.hasTotp()
-    }
-
-    private sealed class GpgIdentifier {
-        data class KeyId(val id: Long) : GpgIdentifier()
-        data class UserId(val email: String) : GpgIdentifier()
-    }
-
-    @OptIn(ExperimentalUnsignedTypes::class)
-    private fun parseGpgIdentifier(identifier: String): GpgIdentifier? {
-        if (identifier.isEmpty()) return null
-        // Match long key IDs:
-        // FF22334455667788 or 0xFF22334455667788
-        val maybeLongKeyId = identifier.removePrefix("0x").takeIf {
-            it.matches("[a-fA-F0-9]{16}".toRegex())
-        }
-        if (maybeLongKeyId != null) {
-            val keyId = maybeLongKeyId.toULong(16)
-            return GpgIdentifier.KeyId(keyId.toLong())
-        }
-
-        // Match fingerprints:
-        // FF223344556677889900112233445566778899 or 0xFF223344556677889900112233445566778899
-        val maybeFingerprint = identifier.removePrefix("0x").takeIf {
-            it.matches("[a-fA-F0-9]{40}".toRegex())
-        }
-        if (maybeFingerprint != null) {
-            // Truncating to the long key ID is not a security issue since OpenKeychain only accepts
-            // non-ambiguous key IDs.
-            val keyId = maybeFingerprint.takeLast(16).toULong(16)
-            return GpgIdentifier.KeyId(keyId.toLong())
-        }
-
-        return OpenPgpUtils.splitUserId(identifier).email?.let { GpgIdentifier.UserId(it) }
-    }
-
-    /**
-     * Encrypts the password and the extra content
-     */
-    private fun encrypt(receivedIntent: Intent? = null) {
-        with(binding) {
-            val editName = filename.text.toString().trim()
-            val editPass = password.text.toString()
-            val editExtra = extraContent.text.toString()
-
-            if (editName.isEmpty()) {
-                snackbar(message = resources.getString(R.string.file_toast_text))
-                return@with
-            } else if (editName.contains('/')) {
-                snackbar(message = resources.getString(R.string.invalid_filename_text))
-                return@with
-            }
-
-            if (editPass.isEmpty() && editExtra.isEmpty()) {
-                snackbar(message = resources.getString(R.string.empty_toast_text))
-                return@with
-            }
-
-            if (copy) {
-                copyPasswordToClipboard(editPass)
-            }
-
-            encryptionIntent = receivedIntent ?: Intent()
-            encryptionIntent.action = OpenPgpApi.ACTION_ENCRYPT
-
-            // pass enters the key ID into `.gpg-id`.
-            val repoRoot = PasswordRepository.getRepositoryDirectory()
-            val gpgIdentifierFile = File(repoRoot, directory.text.toString()).findTillRoot(".gpg-id", repoRoot)
-            if (gpgIdentifierFile == null) {
-                snackbar(message = resources.getString(R.string.failed_to_find_key_id))
-                return@with
-            }
-            val gpgIdentifiers = gpgIdentifierFile.readLines()
-                .filter { it.isNotBlank() }
-                .map { line ->
-                    parseGpgIdentifier(line) ?: run {
-                        // The line being empty means this is most likely an empty `.gpg-id` file
-                        // we created. Skip the validation so we can make the user add a real ID.
-                        if (line.isEmpty()) return@run
-                        if (line.removePrefix("0x").matches("[a-fA-F0-9]{8}".toRegex())) {
-                            snackbar(message = resources.getString(R.string.short_key_ids_unsupported))
-                        } else {
-                            snackbar(message = resources.getString(R.string.invalid_gpg_id))
-                        }
-                        return@with
-                    }
-                }
-            if (gpgIdentifiers.isEmpty()) {
-                gpgKeySelectAction.launch(Intent(this@PasswordCreationActivity, GetKeyIdsActivity::class.java))
-                return@with
-            }
-            val keyIds = gpgIdentifiers.filterIsInstance<GpgIdentifier.KeyId>().map { it.id }.toLongArray()
-            if (keyIds.isNotEmpty()) {
-                encryptionIntent.putExtra(OpenPgpApi.EXTRA_KEY_IDS, keyIds)
-            }
-            val userIds = gpgIdentifiers.filterIsInstance<GpgIdentifier.UserId>().map { it.email }.toTypedArray()
-            if (userIds.isNotEmpty()) {
-                encryptionIntent.putExtra(OpenPgpApi.EXTRA_USER_IDS, userIds)
-            }
-
-            encryptionIntent.putExtra(OpenPgpApi.EXTRA_REQUEST_ASCII_ARMOR, true)
-
-            val content = "$editPass\n$editExtra"
-            val inputStream = ByteArrayInputStream(content.toByteArray())
-            val outputStream = ByteArrayOutputStream()
-
-            val path = when {
-                // If we allowed the user to edit the relative path, we have to consider it here instead
-                // of fullPath.
-                directoryInputLayout.isEnabled -> {
-                    val editRelativePath = directory.text.toString().trim()
-                    if (editRelativePath.isEmpty()) {
-                        snackbar(message = resources.getString(R.string.path_toast_text))
-                        return
-                    }
-                    val passwordDirectory = File("$repoPath/${editRelativePath.trim('/')}")
-                    if (!passwordDirectory.exists() && !passwordDirectory.mkdir()) {
-                        snackbar(message = "Failed to create directory ${editRelativePath.trim('/')}")
-                        return
-                    }
-
-                    "${passwordDirectory.path}/$editName.gpg"
-                }
-                else -> "$fullPath/$editName.gpg"
-            }
-
-            lifecycleScope.launch(Dispatchers.IO) {
-                api?.executeApiAsync(encryptionIntent, inputStream, outputStream) { result ->
-                    when (result?.getIntExtra(OpenPgpApi.RESULT_CODE, OpenPgpApi.RESULT_CODE_ERROR)) {
-                        OpenPgpApi.RESULT_CODE_SUCCESS -> {
-                            runCatching {
-                                val file = File(path)
-                                // If we're not editing, this file should not already exist!
-                                if (!editing && file.exists()) {
-                                    snackbar(message = getString(R.string.password_creation_duplicate_error))
-                                    return@executeApiAsync
-                                }
-
-                                if (!file.isInsideRepository()) {
-                                    snackbar(message = getString(R.string.message_error_destination_outside_repo))
-                                    return@executeApiAsync
-                                }
-
-                                file.outputStream().use {
-                                    it.write(outputStream.toByteArray())
-                                }
-
-                                //associate the new password name with the last name's timestamp in history
-                                val preference = getSharedPreferences("recent_password_history", Context.MODE_PRIVATE)
-                                val oldFilePathHash = "$repoPath/${oldCategory?.trim('/')}/$oldFileName.gpg".base64()
-                                val timestamp = preference.getString(oldFilePathHash)
-                                if (timestamp != null) {
-                                    preference.edit {
-                                        remove(oldFilePathHash)
-                                        putString(file.absolutePath.base64(), timestamp)
-                                    }
-                                }
-
-                                val returnIntent = Intent()
-                                returnIntent.putExtra(RETURN_EXTRA_CREATED_FILE, path)
-                                returnIntent.putExtra(RETURN_EXTRA_NAME, editName)
-                                returnIntent.putExtra(RETURN_EXTRA_LONG_NAME, getLongName(fullPath, repoPath, editName))
-
-                                if (shouldGeneratePassword) {
-                                    val directoryStructure =
-                                        AutofillPreferences.directoryStructure(applicationContext)
-                                    val entry = PasswordEntry(content)
-                                    returnIntent.putExtra(RETURN_EXTRA_PASSWORD, entry.password)
-                                    val username = entry.username
-                                        ?: directoryStructure.getUsernameFor(file)
-                                    returnIntent.putExtra(RETURN_EXTRA_USERNAME, username)
-                                }
-
-                                if (directoryInputLayout.isVisible && directoryInputLayout.isEnabled && oldFileName != null) {
-                                    val oldFile = File("$repoPath/${oldCategory?.trim('/')}/$oldFileName.gpg")
-                                    if (oldFile.path != file.path && !oldFile.delete()) {
-                                        setResult(RESULT_CANCELED)
-                                        MaterialAlertDialogBuilder(this@PasswordCreationActivity)
-                                            .setTitle(R.string.password_creation_file_fail_title)
-                                            .setMessage(getString(R.string.password_creation_file_delete_fail_message, oldFileName))
-                                            .setCancelable(false)
-                                            .setPositiveButton(android.R.string.ok) { _, _ ->
-                                                finish()
-                                            }
-                                            .show()
-                                        return@executeApiAsync
-                                    }
-                                }
-
-                                val commitMessageRes = if (editing) R.string.git_commit_edit_text else R.string.git_commit_add_text
-                                lifecycleScope.launch {
-                                    commitChange(resources.getString(
-                                        commitMessageRes,
-                                        getLongName(fullPath, repoPath, editName)
-                                    )).onSuccess {
-                                        setResult(RESULT_OK, returnIntent)
-                                        finish()
-                                    }
-                                }
-
-                            }.onFailure { e ->
-                                if (e is IOException) {
-                                    e(e) { "Failed to write password file" }
-                                    setResult(RESULT_CANCELED)
-                                    MaterialAlertDialogBuilder(this@PasswordCreationActivity)
-                                        .setTitle(getString(R.string.password_creation_file_fail_title))
-                                        .setMessage(getString(R.string.password_creation_file_write_fail_message))
-                                        .setCancelable(false)
-                                        .setPositiveButton(android.R.string.ok) { _, _ ->
-                                            finish()
-                                        }
-                                        .show()
-                                } else {
-                                    e(e)
-                                }
-                            }
-                        }
-                        OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED -> {
-                            val sender = getUserInteractionRequestIntent(result)
-                            userInteractionRequiredResult.launch(IntentSenderRequest.Builder(sender).build())
-                        }
-                        OpenPgpApi.RESULT_CODE_ERROR -> handleError(result)
-                    }
-                }
-            }
-        }
-    }
-
-    companion object {
-
-        private const val KEY_PWGEN_TYPE_CLASSIC = "classic"
-        private const val KEY_PWGEN_TYPE_XKPASSWD = "xkpasswd"
-        const val RETURN_EXTRA_CREATED_FILE = "CREATED_FILE"
-        const val RETURN_EXTRA_NAME = "NAME"
-        const val RETURN_EXTRA_LONG_NAME = "LONG_NAME"
-        const val RETURN_EXTRA_USERNAME = "USERNAME"
-        const val RETURN_EXTRA_PASSWORD = "PASSWORD"
-        const val EXTRA_FILE_NAME = "FILENAME"
-        const val EXTRA_PASSWORD = "PASSWORD"
-        const val EXTRA_EXTRA_CONTENT = "EXTRA_CONTENT"
-        const val EXTRA_GENERATE_PASSWORD = "GENERATE_PASSWORD"
-        const val EXTRA_EDITING = "EDITING"
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/BaseGitActivity.kt b/app/src/main/java/com/zeapo/pwdstore/git/BaseGitActivity.kt
deleted file mode 100644
index b47647c1..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/BaseGitActivity.kt
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git
-
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import com.github.ajalt.timberkt.d
-import com.github.michaelbull.result.Err
-import com.github.michaelbull.result.Result
-import com.github.michaelbull.result.andThen
-import com.github.michaelbull.result.mapError
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.git.operation.BreakOutOfDetached
-import com.zeapo.pwdstore.git.operation.CloneOperation
-import com.zeapo.pwdstore.git.operation.PullOperation
-import com.zeapo.pwdstore.git.operation.PushOperation
-import com.zeapo.pwdstore.git.operation.ResetToRemoteOperation
-import com.zeapo.pwdstore.git.operation.SyncOperation
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getEncryptedGitPrefs
-import com.zeapo.pwdstore.utils.sharedPrefs
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import net.schmizz.sshj.common.DisconnectReason
-import net.schmizz.sshj.common.SSHException
-import net.schmizz.sshj.userauth.UserAuthException
-
-/**
- * Abstract [AppCompatActivity] that holds some information that is commonly shared across git-related
- * tasks and makes sense to be held here.
- */
-abstract class BaseGitActivity : ContinuationContainerActivity() {
-
-    /**
-     * Enum of possible Git operations than can be run through [launchGitOperation].
-     */
-    enum class GitOp {
-        BREAK_OUT_OF_DETACHED,
-        CLONE,
-        PULL,
-        PUSH,
-        RESET,
-        SYNC,
-    }
-
-    /**
-     * Attempt to launch the requested Git operation.
-     * @param operation The type of git operation to launch
-     */
-    suspend fun launchGitOperation(operation: GitOp): Result<Unit, Throwable> {
-        if (GitSettings.url == null) {
-            return Err(IllegalStateException("Git url is not set!"))
-        }
-        if (operation == GitOp.SYNC && !GitSettings.useMultiplexing) {
-            // If the server does not support multiple SSH channels per connection, we cannot run
-            // a sync operation without reconnecting and thus break sync into its two parts.
-            return launchGitOperation(GitOp.PULL).andThen { launchGitOperation(GitOp.PUSH) }
-        }
-        val op = when (operation) {
-            GitOp.CLONE -> CloneOperation(this, GitSettings.url!!)
-            GitOp.PULL -> PullOperation(this)
-            GitOp.PUSH -> PushOperation(this)
-            GitOp.SYNC -> SyncOperation(this)
-            GitOp.BREAK_OUT_OF_DETACHED -> BreakOutOfDetached(this)
-            GitOp.RESET -> ResetToRemoteOperation(this)
-        }
-        return op.executeAfterAuthentication(GitSettings.authMode).mapError { throwable ->
-            val err = rootCauseException(throwable)
-            if (err.message?.contains("cannot open additional channels") == true) {
-                GitSettings.useMultiplexing = false
-                SSHException(DisconnectReason.TOO_MANY_CONNECTIONS, "The server does not support multiple Git operations per SSH session. Please try again, a slower fallback mode will be used.")
-            } else {
-                err
-            }
-        }
-    }
-
-    fun finishOnSuccessHandler(@Suppress("UNUSED_PARAMETER") nothing: Unit) {
-        finish()
-    }
-
-    suspend fun promptOnErrorHandler(err: Throwable, onPromptDone: () -> Unit = {}) {
-        val error = rootCauseException(err)
-        if (!isExplicitlyUserInitiatedError(error)) {
-            getEncryptedGitPrefs().edit {
-                remove(PreferenceKeys.HTTPS_PASSWORD)
-            }
-            sharedPrefs.edit { remove(PreferenceKeys.SSH_OPENKEYSTORE_KEYID) }
-            d(error)
-            withContext(Dispatchers.Main) {
-                MaterialAlertDialogBuilder(this@BaseGitActivity).run {
-                    setTitle(resources.getString(R.string.jgit_error_dialog_title))
-                    setMessage(ErrorMessages[error])
-                    setPositiveButton(resources.getString(R.string.dialog_ok)) { _, _ -> }
-                    setOnDismissListener {
-                        onPromptDone()
-                    }
-                    show()
-                }
-            }
-        } else {
-            onPromptDone()
-        }
-    }
-
-    /**
-     * Check if a given [Throwable] is the result of an error caused by the user cancelling the
-     * operation.
-     */
-    private fun isExplicitlyUserInitiatedError(throwable: Throwable): Boolean {
-        var cause: Throwable? = throwable
-        while (cause != null) {
-            if (cause is SSHException &&
-                cause.disconnectReason == DisconnectReason.AUTH_CANCELLED_BY_USER)
-                return true
-            cause = cause.cause
-        }
-        return false
-    }
-
-    /**
-     * Get the real root cause of a [Throwable] by traversing until known wrapping exceptions are no
-     * longer found.
-     */
-    private fun rootCauseException(throwable: Throwable): Throwable {
-        var rootCause = throwable
-        // JGit's InvalidRemoteException and TransportException hide the more helpful SSHJ exceptions.
-        // Also, SSHJ's UserAuthException about exhausting available authentication methods hides
-        // more useful exceptions.
-        while ((rootCause is org.eclipse.jgit.errors.TransportException ||
-                rootCause is org.eclipse.jgit.api.errors.TransportException ||
-                rootCause is org.eclipse.jgit.api.errors.InvalidRemoteException ||
-                (rootCause is UserAuthException &&
-                    rootCause.message == "Exhausted available authentication methods"))) {
-            rootCause = rootCause.cause ?: break
-        }
-        return rootCause
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/ErrorMessages.kt b/app/src/main/java/com/zeapo/pwdstore/git/ErrorMessages.kt
deleted file mode 100644
index 89676c7a..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/ErrorMessages.kt
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.git
-
-import android.os.RemoteException
-import androidx.annotation.StringRes
-import com.zeapo.pwdstore.Application
-import com.zeapo.pwdstore.R
-import java.net.UnknownHostException
-
-/**
- * Supertype for all Git-related [Exception]s that can be thrown by [GitCommandExecutor.execute].
- */
-sealed class GitException(@StringRes res: Int, vararg fmt: String) : Exception(buildMessage(res, *fmt)) {
-
-    override val message = super.message!!
-
-    companion object {
-
-        private fun buildMessage(@StringRes res: Int, vararg fmt: String) = Application.instance.resources.getString(res, *fmt)
-    }
-
-    /**
-     * Encapsulates possible errors from a [org.eclipse.jgit.api.PullCommand].
-     */
-    sealed class PullException(@StringRes res: Int, vararg fmt: String) : GitException(res, *fmt) {
-
-        object PullRebaseFailed : PullException(R.string.git_pull_fail_error)
-    }
-
-    /**
-     * Encapsulates possible errors from a [org.eclipse.jgit.api.PushCommand].
-     */
-    sealed class PushException(@StringRes res: Int, vararg fmt: String) : GitException(res, *fmt) {
-
-        object NonFastForward : PushException(R.string.git_push_nff_error)
-        object RemoteRejected : PushException(R.string.git_push_other_error)
-        class Generic(message: String) : PushException(R.string.git_push_generic_error, message)
-    }
-}
-
-object ErrorMessages {
-
-    operator fun get(throwable: Throwable?): String {
-        val resources = Application.instance.resources
-        if (throwable == null) return resources.getString(R.string.git_unknown_error)
-        return when (val rootCause = rootCause(throwable)) {
-            is GitException -> rootCause.message
-            is UnknownHostException -> resources.getString(R.string.git_unknown_host, throwable.message)
-            else -> throwable.message ?: resources.getString(R.string.git_unknown_error)
-        }
-    }
-
-    private fun rootCause(throwable: Throwable): Throwable {
-        var cause = throwable
-        while (cause.cause != null) {
-            if (cause is GitException) break
-            val nextCause = cause.cause!!
-            if (nextCause is RemoteException) break
-            cause = nextCause
-        }
-        return cause
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/GitCommandExecutor.kt b/app/src/main/java/com/zeapo/pwdstore/git/GitCommandExecutor.kt
deleted file mode 100644
index a86e8c54..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/GitCommandExecutor.kt
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.git
-
-import android.widget.Toast
-import androidx.fragment.app.FragmentActivity
-import com.github.michaelbull.result.Result
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.snackbar.Snackbar
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.git.GitException.PullException
-import com.zeapo.pwdstore.git.GitException.PushException
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.git.operation.GitOperation
-import com.zeapo.pwdstore.utils.snackbar
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import org.eclipse.jgit.api.CommitCommand
-import org.eclipse.jgit.api.PullCommand
-import org.eclipse.jgit.api.PushCommand
-import org.eclipse.jgit.api.RebaseResult
-import org.eclipse.jgit.api.StatusCommand
-import org.eclipse.jgit.lib.PersonIdent
-import org.eclipse.jgit.transport.RemoteRefUpdate
-
-class GitCommandExecutor(
-    private val activity: FragmentActivity,
-    private val operation: GitOperation,
-) {
-
-    suspend fun execute(): Result<Unit, Throwable> {
-        val snackbar = activity.snackbar(
-            message = activity.resources.getString(R.string.git_operation_running),
-            length = Snackbar.LENGTH_INDEFINITE,
-        )
-        // Count the number of uncommitted files
-        var nbChanges = 0
-        return runCatching {
-            for (command in operation.commands) {
-                when (command) {
-                    is StatusCommand -> {
-                        val res = withContext(Dispatchers.IO) {
-                            command.call()
-                        }
-                        nbChanges = res.uncommittedChanges.size
-                    }
-                    is CommitCommand -> {
-                        // the previous status will eventually be used to avoid a commit
-                        if (nbChanges > 0) {
-                            withContext(Dispatchers.IO) {
-                                val name = GitSettings.authorName.ifEmpty { "root" }
-                                val email = GitSettings.authorEmail.ifEmpty { "localhost" }
-                                val identity = PersonIdent(name, email)
-                                command.setAuthor(identity).setCommitter(identity).call()
-                            }
-                        }
-                    }
-                    is PullCommand -> {
-                        val result = withContext(Dispatchers.IO) {
-                            command.call()
-                        }
-                        val rr = result.rebaseResult
-                        if (rr.status == RebaseResult.Status.STOPPED) {
-                            throw PullException.PullRebaseFailed
-                        }
-                    }
-                    is PushCommand -> {
-                        val results = withContext(Dispatchers.IO) {
-                            command.call()
-                        }
-                        for (result in results) {
-                            // Code imported (modified) from Gerrit PushOp, license Apache v2
-                            for (rru in result.remoteUpdates) {
-                                when (rru.status) {
-                                    RemoteRefUpdate.Status.REJECTED_NONFASTFORWARD -> throw PushException.NonFastForward
-                                    RemoteRefUpdate.Status.REJECTED_NODELETE,
-                                    RemoteRefUpdate.Status.REJECTED_REMOTE_CHANGED,
-                                    RemoteRefUpdate.Status.NON_EXISTING,
-                                    RemoteRefUpdate.Status.NOT_ATTEMPTED,
-                                    -> throw PushException.Generic(rru.status.name)
-                                    RemoteRefUpdate.Status.REJECTED_OTHER_REASON -> {
-                                        throw if ("non-fast-forward" == rru.message) {
-                                            PushException.RemoteRejected
-                                        } else {
-                                            PushException.Generic(rru.message)
-                                        }
-                                    }
-                                    RemoteRefUpdate.Status.UP_TO_DATE -> {
-                                        withContext(Dispatchers.Main) {
-                                            Toast.makeText(
-                                                activity.applicationContext,
-                                                activity.applicationContext.getString(R.string.git_push_up_to_date),
-                                                Toast.LENGTH_SHORT
-                                            ).show()
-                                        }
-                                    }
-                                    else -> {
-                                    }
-                                }
-                            }
-                        }
-                    }
-                    else -> {
-                        withContext(Dispatchers.IO) {
-                            command.call()
-                        }
-                    }
-                }
-            }
-        }.also {
-            snackbar.dismiss()
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/GitConfigActivity.kt b/app/src/main/java/com/zeapo/pwdstore/git/GitConfigActivity.kt
deleted file mode 100644
index 8c6c7d59..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/GitConfigActivity.kt
+++ /dev/null
@@ -1,152 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git
-
-import android.content.Intent
-import android.os.Bundle
-import android.os.Handler
-import android.os.Looper
-import android.util.Patterns
-import android.view.MenuItem
-import androidx.core.os.postDelayed
-import androidx.lifecycle.lifecycleScope
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.fold
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.snackbar.Snackbar
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.ActivityGitConfigBinding
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.git.log.GitLogActivity
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.viewBinding
-import kotlinx.coroutines.launch
-import org.eclipse.jgit.lib.Constants
-import org.eclipse.jgit.lib.Repository
-
-class GitConfigActivity : BaseGitActivity() {
-
-    private val binding by viewBinding(ActivityGitConfigBinding::inflate)
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(binding.root)
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-
-        if (GitSettings.authorName.isEmpty())
-            binding.gitUserName.requestFocus()
-        else
-            binding.gitUserName.setText(GitSettings.authorName)
-        binding.gitUserEmail.setText(GitSettings.authorEmail)
-        setupTools()
-        binding.saveButton.setOnClickListener {
-            val email = binding.gitUserEmail.text.toString().trim()
-            val name = binding.gitUserName.text.toString().trim()
-            if (!email.matches(Patterns.EMAIL_ADDRESS.toRegex())) {
-                MaterialAlertDialogBuilder(this)
-                    .setMessage(getString(R.string.invalid_email_dialog_text))
-                    .setPositiveButton(getString(R.string.dialog_ok), null)
-                    .show()
-            } else {
-                GitSettings.authorEmail = email
-                GitSettings.authorName = name
-                Snackbar.make(binding.root, getString(R.string.git_server_config_save_success), Snackbar.LENGTH_SHORT).show()
-                Handler(Looper.getMainLooper()).postDelayed(500) { finish() }
-            }
-        }
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        return when (item.itemId) {
-            android.R.id.home -> {
-                finish()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
-    /**
-     * Sets up the UI components of the tools section.
-     */
-    private fun setupTools() {
-        val repo = PasswordRepository.getRepository(null)
-        if (repo != null) {
-            binding.gitHeadStatus.text = headStatusMsg(repo)
-            // enable the abort button only if we're rebasing
-            val isRebasing = repo.repositoryState.isRebasing
-            binding.gitAbortRebase.isEnabled = isRebasing
-            binding.gitAbortRebase.alpha = if (isRebasing) 1.0f else 0.5f
-        }
-        binding.gitLog.setOnClickListener {
-            runCatching {
-                startActivity(Intent(this, GitLogActivity::class.java))
-            }.onFailure { ex ->
-                e(ex) { "Failed to start GitLogActivity" }
-            }
-        }
-        binding.gitAbortRebase.setOnClickListener {
-            lifecycleScope.launch {
-                launchGitOperation(GitOp.BREAK_OUT_OF_DETACHED).fold(
-                  success = {
-                      MaterialAlertDialogBuilder(this@GitConfigActivity).run {
-                          setTitle(resources.getString(R.string.git_abort_and_push_title))
-                          setMessage(resources.getString(
-                            R.string.git_break_out_of_detached_success,
-                            GitSettings.branch,
-                            "conflicting-${GitSettings.branch}-...",
-                          ))
-                          setOnDismissListener() { finish() }
-                          setPositiveButton(resources.getString(R.string.dialog_ok)) { _, _ -> }
-                          show()
-                      }
-                  },
-                  failure = { err ->
-                      promptOnErrorHandler(err) {
-                          finish()
-                      }
-                  },
-                )
-            }
-        }
-        binding.gitResetToRemote.setOnClickListener {
-            lifecycleScope.launch {
-                launchGitOperation(GitOp.RESET).fold(
-                  success = ::finishOnSuccessHandler,
-                  failure = { err ->
-                      promptOnErrorHandler(err) {
-                          finish()
-                      }
-                  },
-                )
-            }
-        }
-    }
-
-    /**
-     * Returns a user-friendly message about the current state of HEAD.
-     *
-     * The state is recognized to be either pointing to a branch or detached.
-     */
-    private fun headStatusMsg(repo: Repository): String {
-        return runCatching {
-            val headRef = repo.getRef(Constants.HEAD)
-            if (headRef.isSymbolic) {
-                val branchName = headRef.target.name
-                val shortBranchName = Repository.shortenRefName(branchName)
-                getString(R.string.git_head_on_branch, shortBranchName)
-            } else {
-                val commitHash = headRef.objectId.abbreviate(8).name()
-                getString(R.string.git_head_detached, commitHash)
-            }
-        }.getOrElse { ex ->
-            e(ex) { "Error getting HEAD reference" }
-            getString(R.string.git_head_missing)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/GitServerConfigActivity.kt b/app/src/main/java/com/zeapo/pwdstore/git/GitServerConfigActivity.kt
deleted file mode 100644
index af6540a4..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/GitServerConfigActivity.kt
+++ /dev/null
@@ -1,265 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git
-
-import android.content.Context
-import android.content.Intent
-import android.os.Bundle
-import android.os.Handler
-import android.os.Looper
-import android.view.MenuItem
-import android.view.View
-import androidx.core.os.postDelayed
-import androidx.core.view.isVisible
-import androidx.core.widget.doOnTextChanged
-import androidx.lifecycle.lifecycleScope
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.fold
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.snackbar.Snackbar
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.ActivityGitCloneBinding
-import com.zeapo.pwdstore.git.config.AuthMode
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.git.config.Protocol
-import com.zeapo.pwdstore.ui.dialogs.BasicBottomSheet
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.snackbar
-import com.zeapo.pwdstore.utils.viewBinding
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-
-/**
- * Activity that encompasses both the initial clone as well as editing the server config for future
- * changes.
- */
-class GitServerConfigActivity : BaseGitActivity() {
-
-    private val binding by viewBinding(ActivityGitCloneBinding::inflate)
-
-    private lateinit var newAuthMode: AuthMode
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        val isClone = intent?.extras?.getBoolean("cloning") ?: false
-        if (isClone) {
-            binding.saveButton.text = getString(R.string.clone_button)
-        }
-        setContentView(binding.root)
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-
-        newAuthMode = GitSettings.authMode
-
-        binding.authModeGroup.apply {
-            when (newAuthMode) {
-                AuthMode.SshKey -> check(binding.authModeSshKey.id)
-                AuthMode.Password -> check(binding.authModePassword.id)
-                AuthMode.OpenKeychain -> check(binding.authModeOpenKeychain.id)
-                AuthMode.None -> check(View.NO_ID)
-            }
-            addOnButtonCheckedListener { _, _, _ ->
-                when (checkedButtonId) {
-                    binding.authModeSshKey.id -> newAuthMode = AuthMode.SshKey
-                    binding.authModeOpenKeychain.id -> newAuthMode = AuthMode.OpenKeychain
-                    binding.authModePassword.id -> newAuthMode = AuthMode.Password
-                    View.NO_ID -> newAuthMode = AuthMode.None
-                }
-            }
-        }
-
-        binding.serverUrl.setText(GitSettings.url.also {
-            if (it.isNullOrEmpty()) return@also
-            setAuthModes(it.startsWith("http://") || it.startsWith("https://"))
-        })
-        binding.serverBranch.setText(GitSettings.branch)
-
-        binding.serverUrl.doOnTextChanged { text, _, _, _ ->
-            if (text.isNullOrEmpty()) return@doOnTextChanged
-            setAuthModes(text.startsWith("http://") || text.startsWith("https://"))
-        }
-
-        binding.saveButton.setOnClickListener {
-            val newUrl = binding.serverUrl.text.toString().trim()
-            // If url is of type john_doe@example.org:12435/path/to/repo, then not adding `ssh://`
-            // in the beginning will cause the port to be seen as part of the path. Let users know
-            // about it and offer a quickfix.
-            if (newUrl.contains(PORT_REGEX)) {
-                if (newUrl.startsWith("https://")) {
-                    BasicBottomSheet.Builder(this)
-                        .setTitleRes(R.string.https_scheme_with_port_title)
-                        .setMessageRes(R.string.https_scheme_with_port_message)
-                        .setPositiveButtonClickListener {
-                            binding.serverUrl.setText(newUrl.replace(PORT_REGEX, "/"))
-                        }
-                        .build()
-                        .show(supportFragmentManager, "SSH_SCHEME_WARNING")
-                    return@setOnClickListener
-                } else if (!newUrl.startsWith("ssh://")) {
-                    BasicBottomSheet.Builder(this)
-                        .setTitleRes(R.string.ssh_scheme_needed_title)
-                        .setMessageRes(R.string.ssh_scheme_needed_message)
-                        .setPositiveButtonClickListener {
-                            @Suppress("SetTextI18n")
-                            binding.serverUrl.setText("ssh://$newUrl")
-                        }
-                        .build()
-                        .show(supportFragmentManager, "SSH_SCHEME_WARNING")
-                    return@setOnClickListener
-                }
-            }
-            when (val updateResult = GitSettings.updateConnectionSettingsIfValid(
-                newAuthMode = newAuthMode,
-                newUrl = binding.serverUrl.text.toString().trim(),
-                newBranch = binding.serverBranch.text.toString().trim())) {
-                GitSettings.UpdateConnectionSettingsResult.FailedToParseUrl -> {
-                    Snackbar.make(binding.root, getString(R.string.git_server_config_save_error), Snackbar.LENGTH_LONG).show()
-                }
-
-                is GitSettings.UpdateConnectionSettingsResult.MissingUsername -> {
-                    when (updateResult.newProtocol) {
-                        Protocol.Https ->
-                            BasicBottomSheet.Builder(this)
-                                .setTitleRes(R.string.ssh_scheme_needed_title)
-                                .setMessageRes(R.string.git_server_config_save_missing_username_https)
-                                .setPositiveButtonClickListener {
-                                }
-                                .build()
-                                .show(supportFragmentManager, "HTTPS_MISSING_USERNAME")
-                        Protocol.Ssh ->
-                            BasicBottomSheet.Builder(this)
-                                .setTitleRes(R.string.ssh_scheme_needed_title)
-                                .setMessageRes(R.string.git_server_config_save_missing_username_ssh)
-                                .setPositiveButtonClickListener {
-                                }
-                                .build()
-                                .show(supportFragmentManager, "SSH_MISSING_USERNAME")
-                    }
-                }
-                GitSettings.UpdateConnectionSettingsResult.Valid -> {
-                    if (isClone && PasswordRepository.getRepository(null) == null)
-                        PasswordRepository.initialize()
-                    if (!isClone) {
-                        Snackbar.make(binding.root, getString(R.string.git_server_config_save_success), Snackbar.LENGTH_SHORT).show()
-                        Handler(Looper.getMainLooper()).postDelayed(500) { finish() }
-                    } else {
-                        cloneRepository()
-                    }
-                }
-                is GitSettings.UpdateConnectionSettingsResult.AuthModeMismatch -> {
-                    val message = getString(
-                        R.string.git_server_config_save_auth_mode_mismatch,
-                        updateResult.newProtocol,
-                        updateResult.validModes.joinToString(", "),
-                    )
-                    Snackbar.make(binding.root, message, Snackbar.LENGTH_LONG).show()
-                }
-            }
-        }
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        return when (item.itemId) {
-            android.R.id.home -> {
-                finish()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
-    private fun setAuthModes(isHttps: Boolean) = with(binding) {
-        if (isHttps) {
-            authModeSshKey.isVisible = false
-            authModeOpenKeychain.isVisible = false
-            authModePassword.isVisible = true
-            if (authModeGroup.checkedButtonId != authModePassword.id)
-                authModeGroup.check(View.NO_ID)
-        } else {
-            authModeSshKey.isVisible = true
-            authModeOpenKeychain.isVisible = true
-            authModePassword.isVisible = true
-            if (authModeGroup.checkedButtonId == View.NO_ID)
-                authModeGroup.check(authModeSshKey.id)
-        }
-    }
-
-    /**
-     * Clones the repository, the directory exists, deletes it
-     */
-    private fun cloneRepository() {
-        val localDir = requireNotNull(PasswordRepository.getRepositoryDirectory())
-        val localDirFiles = localDir.listFiles() ?: emptyArray()
-        // Warn if non-empty folder unless it's a just-initialized store that has just a .git folder
-        if (localDir.exists() && localDirFiles.isNotEmpty() &&
-            !(localDirFiles.size == 1 && localDirFiles[0].name == ".git")) {
-            MaterialAlertDialogBuilder(this)
-                .setTitle(R.string.dialog_delete_title)
-                .setMessage(resources.getString(R.string.dialog_delete_msg, localDir.toString()))
-                .setCancelable(false)
-                .setPositiveButton(R.string.dialog_delete) { dialog, _ ->
-                    runCatching {
-                        lifecycleScope.launch {
-                            val snackbar = snackbar(message = getString(R.string.delete_directory_progress_text), length = Snackbar.LENGTH_INDEFINITE)
-                            withContext(Dispatchers.IO) {
-                                localDir.deleteRecursively()
-                            }
-                            snackbar.dismiss()
-                            launchGitOperation(GitOp.CLONE).fold(
-                                success = {
-                                    setResult(RESULT_OK)
-                                    finish()
-                                },
-                                failure = { err ->
-                                    promptOnErrorHandler(err) {
-                                        finish()
-                                    }
-                                }
-                            )
-                        }
-                    }.onFailure { e ->
-                        e.printStackTrace()
-                        MaterialAlertDialogBuilder(this).setMessage(e.message).show()
-                    }
-                    dialog.cancel()
-                }
-                .setNegativeButton(R.string.dialog_do_not_delete) { dialog, _ ->
-                    dialog.cancel()
-                }
-                .show()
-        } else {
-            runCatching {
-                // Silently delete & replace the lone .git folder if it exists
-                if (localDir.exists() && localDirFiles.size == 1 && localDirFiles[0].name == ".git") {
-                    localDir.deleteRecursively()
-                }
-            }.onFailure { e ->
-                e(e)
-                MaterialAlertDialogBuilder(this).setMessage(e.message).show()
-            }
-            lifecycleScope.launch {
-                launchGitOperation(GitOp.CLONE).fold(
-                    success = {
-                        setResult(RESULT_OK)
-                        finish()
-                    },
-                    failure = { promptOnErrorHandler(it) },
-                )
-            }
-        }
-    }
-
-    companion object {
-        private val PORT_REGEX = ":[0-9]{1,5}/".toRegex()
-
-        fun createCloneIntent(context: Context): Intent {
-            return Intent(context, GitServerConfigActivity::class.java).apply {
-                putExtra("cloning", true)
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/config/GitSettings.kt b/app/src/main/java/com/zeapo/pwdstore/git/config/GitSettings.kt
deleted file mode 100644
index 27ceb5cb..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/config/GitSettings.kt
+++ /dev/null
@@ -1,182 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.config
-
-import androidx.core.content.edit
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.Application
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getEncryptedGitPrefs
-import com.zeapo.pwdstore.utils.getEncryptedProxyPrefs
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-import org.eclipse.jgit.transport.URIish
-
-enum class Protocol(val pref: String) {
-    Ssh("ssh://"),
-    Https("https://"),
-    ;
-
-    companion object {
-
-        private val map = values().associateBy(Protocol::pref)
-        fun fromString(type: String?): Protocol {
-            return map[type ?: return Ssh]
-                ?: throw IllegalArgumentException("$type is not a valid Protocol")
-        }
-    }
-}
-
-enum class AuthMode(val pref: String) {
-    SshKey("ssh-key"),
-    Password("username/password"),
-    OpenKeychain("OpenKeychain"),
-    None("None"),
-    ;
-
-    companion object {
-
-        private val map = values().associateBy(AuthMode::pref)
-        fun fromString(type: String?): AuthMode {
-            return map[type ?: return SshKey]
-                ?: throw IllegalArgumentException("$type is not a valid AuthMode")
-        }
-    }
-}
-
-object GitSettings {
-
-    private const val DEFAULT_BRANCH = "master"
-
-    private val settings by lazy(LazyThreadSafetyMode.PUBLICATION) { Application.instance.sharedPrefs }
-    private val encryptedSettings by lazy(LazyThreadSafetyMode.PUBLICATION) { Application.instance.getEncryptedGitPrefs() }
-    private val proxySettings by lazy(LazyThreadSafetyMode.PUBLICATION) { Application.instance.getEncryptedProxyPrefs() }
-
-    var authMode
-        get() = AuthMode.fromString(settings.getString(PreferenceKeys.GIT_REMOTE_AUTH))
-        private set(value) {
-            settings.edit {
-                putString(PreferenceKeys.GIT_REMOTE_AUTH, value.pref)
-            }
-        }
-    var url
-        get() = settings.getString(PreferenceKeys.GIT_REMOTE_URL)
-        private set(value) {
-            require(value != null)
-            if (value == url)
-                return
-            settings.edit {
-                putString(PreferenceKeys.GIT_REMOTE_URL, value)
-            }
-            if (PasswordRepository.isInitialized)
-                PasswordRepository.addRemote("origin", value, true)
-            // When the server changes, remote password, multiplexing support and host key file
-            // should be deleted/reset.
-            useMultiplexing = true
-            encryptedSettings.edit { remove(PreferenceKeys.HTTPS_PASSWORD) }
-            File("${Application.instance.filesDir}/.host_key").delete()
-        }
-    var authorName
-        get() = settings.getString(PreferenceKeys.GIT_CONFIG_AUTHOR_NAME) ?: ""
-        set(value) {
-            settings.edit {
-                putString(PreferenceKeys.GIT_CONFIG_AUTHOR_NAME, value)
-            }
-        }
-    var authorEmail
-        get() = settings.getString(PreferenceKeys.GIT_CONFIG_AUTHOR_EMAIL) ?: ""
-        set(value) {
-            settings.edit {
-                putString(PreferenceKeys.GIT_CONFIG_AUTHOR_EMAIL, value)
-            }
-        }
-    var branch
-        get() = settings.getString(PreferenceKeys.GIT_BRANCH_NAME) ?: DEFAULT_BRANCH
-        private set(value) {
-            settings.edit {
-                putString(PreferenceKeys.GIT_BRANCH_NAME, value)
-            }
-        }
-    var useMultiplexing
-        get() = settings.getBoolean(PreferenceKeys.GIT_REMOTE_USE_MULTIPLEXING, true)
-        set(value) {
-            settings.edit {
-                putBoolean(PreferenceKeys.GIT_REMOTE_USE_MULTIPLEXING, value)
-            }
-        }
-
-    var proxyHost
-        get() = proxySettings.getString(PreferenceKeys.PROXY_HOST)
-        set(value) {
-            proxySettings.edit {
-                putString(PreferenceKeys.PROXY_HOST, value)
-            }
-        }
-
-    var proxyPort
-        get() = proxySettings.getInt(PreferenceKeys.PROXY_PORT, -1)
-        set(value) {
-            proxySettings.edit {
-                putInt(PreferenceKeys.PROXY_PORT, value)
-            }
-        }
-
-    var proxyUsername
-        get() = settings.getString(PreferenceKeys.PROXY_USERNAME)
-        set(value) {
-            proxySettings.edit {
-                putString(PreferenceKeys.PROXY_USERNAME, value)
-            }
-        }
-
-    var proxyPassword
-        get() = proxySettings.getString(PreferenceKeys.PROXY_PASSWORD)
-        set(value) {
-            proxySettings.edit {
-                putString(PreferenceKeys.PROXY_PASSWORD, value)
-            }
-        }
-
-    sealed class UpdateConnectionSettingsResult {
-        class MissingUsername(val newProtocol: Protocol) : UpdateConnectionSettingsResult()
-        class AuthModeMismatch(val newProtocol: Protocol, val validModes: List<AuthMode>) : UpdateConnectionSettingsResult()
-        object Valid : UpdateConnectionSettingsResult()
-        object FailedToParseUrl : UpdateConnectionSettingsResult()
-    }
-
-    fun updateConnectionSettingsIfValid(newAuthMode: AuthMode, newUrl: String, newBranch: String): UpdateConnectionSettingsResult {
-        val parsedUrl = runCatching {
-            URIish(newUrl)
-        }.getOrElse {
-            return UpdateConnectionSettingsResult.FailedToParseUrl
-        }
-        val newProtocol = when (parsedUrl.scheme) {
-            in listOf("http", "https") -> Protocol.Https
-            in listOf("ssh", null) -> Protocol.Ssh
-            else -> return UpdateConnectionSettingsResult.FailedToParseUrl
-        }
-        if (newAuthMode != AuthMode.None && parsedUrl.user.isNullOrBlank())
-            return UpdateConnectionSettingsResult.MissingUsername(newProtocol)
-
-        val validHttpsAuth = listOf(AuthMode.None, AuthMode.Password)
-        val validSshAuth = listOf(AuthMode.OpenKeychain, AuthMode.Password, AuthMode.SshKey)
-        when {
-            newProtocol == Protocol.Https && newAuthMode !in validHttpsAuth -> {
-                return UpdateConnectionSettingsResult.AuthModeMismatch(newProtocol, validHttpsAuth)
-            }
-            newProtocol == Protocol.Ssh && newAuthMode !in validSshAuth -> {
-                return UpdateConnectionSettingsResult.AuthModeMismatch(newProtocol, validSshAuth)
-            }
-        }
-
-        url = newUrl
-        authMode = newAuthMode
-        branch = newBranch
-        return UpdateConnectionSettingsResult.Valid
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/log/GitCommit.kt b/app/src/main/java/com/zeapo/pwdstore/git/log/GitCommit.kt
deleted file mode 100644
index d2425592..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/log/GitCommit.kt
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.git.log
-
-import java.util.Date
-
-/**
- * Basic information about a git commit.
- *
- * @property hash full-length hash of the commit object.
- * @property shortMessage the commit's short message (i.e. title line).
- * @property authorName name of the commit's author without email address.
- * @property time time when the commit was created.
- */
-data class GitCommit(val hash: String, val shortMessage: String, val authorName: String, val time: Date)
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogActivity.kt b/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogActivity.kt
deleted file mode 100644
index 1e616bae..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogActivity.kt
+++ /dev/null
@@ -1,49 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.git.log
-
-import android.os.Bundle
-import android.view.MenuItem
-import androidx.recyclerview.widget.DividerItemDecoration
-import androidx.recyclerview.widget.LinearLayoutManager
-import com.zeapo.pwdstore.databinding.ActivityGitLogBinding
-import com.zeapo.pwdstore.git.BaseGitActivity
-import com.zeapo.pwdstore.utils.viewBinding
-
-/**
- * Displays the repository's git commits in git-log fashion.
- *
- * It provides basic information about each commit by way of a non-interactive RecyclerView.
- */
-class GitLogActivity : BaseGitActivity() {
-
-    private val binding by viewBinding(ActivityGitLogBinding::inflate)
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(binding.root)
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-        createRecyclerView()
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        return when (item.itemId) {
-            android.R.id.home -> {
-                finish()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
-    private fun createRecyclerView() {
-        binding.gitLogRecyclerView.apply {
-            setHasFixedSize(true)
-            addItemDecoration(DividerItemDecoration(context, LinearLayoutManager.VERTICAL))
-            adapter = GitLogAdapter()
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogAdapter.kt b/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogAdapter.kt
deleted file mode 100644
index a15e7f7e..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogAdapter.kt
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.git.log
-
-import android.view.LayoutInflater
-import android.view.ViewGroup
-import androidx.recyclerview.widget.RecyclerView
-import com.github.ajalt.timberkt.e
-import com.zeapo.pwdstore.databinding.GitLogRowLayoutBinding
-import java.text.DateFormat
-import java.util.Date
-
-private fun shortHash(hash: String): String {
-    return hash.substring(0 until 8)
-}
-
-private fun stringFrom(date: Date): String {
-    return DateFormat.getDateTimeInstance().format(date)
-}
-
-/**
- * @see GitLogActivity
- */
-class GitLogAdapter : RecyclerView.Adapter<GitLogAdapter.ViewHolder>() {
-
-    private val model = GitLogModel()
-
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
-        val inflater = LayoutInflater.from(parent.context)
-        val binding = GitLogRowLayoutBinding.inflate(inflater, parent, false)
-        return ViewHolder(binding)
-    }
-
-    override fun onBindViewHolder(viewHolder: ViewHolder, position: Int) {
-        val commit = model.get(position)
-        if (commit == null) {
-            e { "There is no git commit for view holder at position $position." }
-            return
-        }
-        viewHolder.bind(commit)
-    }
-
-    override fun getItemCount() = model.size
-
-    class ViewHolder(private val binding: GitLogRowLayoutBinding) : RecyclerView.ViewHolder(binding.root) {
-
-        fun bind(commit: GitCommit) = with(binding) {
-            gitLogRowMessage.text = commit.shortMessage
-            gitLogRowHash.text = shortHash(commit.hash)
-            gitLogRowTime.text = stringFrom(commit.time)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogModel.kt b/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogModel.kt
deleted file mode 100644
index 15b9f64d..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/log/GitLogModel.kt
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.git.log
-
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.hash
-import com.zeapo.pwdstore.utils.time
-import org.eclipse.jgit.api.Git
-import org.eclipse.jgit.revwalk.RevCommit
-
-private fun commits(): Iterable<RevCommit> {
-    val repo = PasswordRepository.getRepository(null)
-    if (repo == null) {
-        e { "Could not access git repository" }
-        return listOf()
-    }
-    return runCatching {
-        Git(repo).log().call()
-    }.getOrElse { e ->
-        e(e) { "Failed to obtain git commits" }
-        listOf()
-    }
-}
-
-/**
- * Provides [GitCommit]s from a git-log of the password git repository.
- *
- * All commits are acquired on the first request to this object.
- */
-class GitLogModel {
-
-    // All commits are acquired here at once. Acquiring the commits in batches would not have been
-    // entirely sensible because the amount of computation required to obtain commit number n from
-    // the log includes the amount of computation required to obtain commit number n-1 from the log.
-    // This is because the commit graph is walked from HEAD to the last commit to obtain.
-    // Additionally, tests with 1000 commits in the log have not produced a significant delay in the
-    // user experience.
-    private val cache: MutableList<GitCommit> by lazy(LazyThreadSafetyMode.NONE) {
-        commits().map {
-            GitCommit(it.hash, it.shortMessage, it.authorIdent.name, it.time)
-        }.toMutableList()
-    }
-    val size = cache.size
-
-    fun get(index: Int): GitCommit? {
-        if (index >= size) e { "Cannot get git commit with index $index. There are only $size." }
-        return cache.getOrNull(index)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/BreakOutOfDetached.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/BreakOutOfDetached.kt
deleted file mode 100644
index f7759ada..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/BreakOutOfDetached.kt
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import org.eclipse.jgit.api.RebaseCommand
-
-class BreakOutOfDetached(callingActivity: ContinuationContainerActivity) : GitOperation(callingActivity) {
-
-    override val commands = arrayOf(
-        // abort the rebase
-        git.rebase().setOperation(RebaseCommand.Operation.ABORT),
-        // git checkout -b conflict-branch
-        git.checkout().setCreateBranch(true).setName("conflicting-$remoteBranch-${System.currentTimeMillis()}"),
-        // push the changes
-        git.push().setRemote("origin"),
-        // switch back to ${gitBranch}
-        git.checkout().setName(remoteBranch),
-    )
-
-    override fun preExecute() = if (!git.repository.repositoryState.isRebasing) {
-        MaterialAlertDialogBuilder(callingActivity)
-            .setTitle(callingActivity.resources.getString(R.string.git_abort_and_push_title))
-            .setMessage(callingActivity.resources.getString(R.string.git_break_out_of_detached_unneeded))
-            .setPositiveButton(callingActivity.resources.getString(R.string.dialog_ok)) { _, _ ->
-                callingActivity.finish()
-            }.show()
-        false
-    } else {
-        true
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/CloneOperation.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/CloneOperation.kt
deleted file mode 100644
index 2a94a283..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/CloneOperation.kt
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import org.eclipse.jgit.api.Git
-import org.eclipse.jgit.api.GitCommand
-
-/**
- * Creates a new clone operation
- *
- * @param uri URL to clone the repository from
- * @param callingActivity the calling activity
- */
-class CloneOperation(callingActivity: ContinuationContainerActivity, uri: String) : GitOperation(callingActivity) {
-
-    override val commands: Array<GitCommand<out Any>> = arrayOf(
-        Git.cloneRepository().setBranch(remoteBranch).setDirectory(repository.workTree).setURI(uri),
-    )
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/CredentialFinder.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/CredentialFinder.kt
deleted file mode 100644
index c34af18a..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/CredentialFinder.kt
+++ /dev/null
@@ -1,98 +0,0 @@
-package com.zeapo.pwdstore.git.operation
-
-import android.annotation.SuppressLint
-import android.view.LayoutInflater
-import androidx.annotation.StringRes
-import androidx.core.content.edit
-import androidx.core.widget.doOnTextChanged
-import androidx.fragment.app.FragmentActivity
-import com.google.android.material.checkbox.MaterialCheckBox
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.textfield.TextInputEditText
-import com.google.android.material.textfield.TextInputLayout
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.git.config.AuthMode
-import com.zeapo.pwdstore.git.sshj.InteractivePasswordFinder
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getEncryptedGitPrefs
-import com.zeapo.pwdstore.utils.requestInputFocusOnView
-import kotlin.coroutines.Continuation
-import kotlin.coroutines.resume
-
-class CredentialFinder(
-    val callingActivity: FragmentActivity,
-    val authMode: AuthMode
-) : InteractivePasswordFinder() {
-
-    override fun askForPassword(cont: Continuation<String?>, isRetry: Boolean) {
-        val gitOperationPrefs = callingActivity.getEncryptedGitPrefs()
-        val credentialPref: String
-        @StringRes val messageRes: Int
-        @StringRes val hintRes: Int
-        @StringRes val rememberRes: Int
-        @StringRes val errorRes: Int
-        when (authMode) {
-            AuthMode.SshKey -> {
-                credentialPref = PreferenceKeys.SSH_KEY_LOCAL_PASSPHRASE
-                messageRes = R.string.passphrase_dialog_text
-                hintRes = R.string.ssh_keygen_passphrase
-                rememberRes = R.string.git_operation_remember_passphrase
-                errorRes = R.string.git_operation_wrong_passphrase
-            }
-            AuthMode.Password -> {
-                // Could be either an SSH or an HTTPS password
-                credentialPref = PreferenceKeys.HTTPS_PASSWORD
-                messageRes = R.string.password_dialog_text
-                hintRes = R.string.git_operation_hint_password
-                rememberRes = R.string.git_operation_remember_password
-                errorRes = R.string.git_operation_wrong_password
-            }
-            else -> throw IllegalStateException("Only SshKey and Password connection mode ask for passwords")
-        }
-        if (isRetry)
-            gitOperationPrefs.edit { remove(credentialPref) }
-        val storedCredential = gitOperationPrefs.getString(credentialPref, null)
-        if (storedCredential == null) {
-            val layoutInflater = LayoutInflater.from(callingActivity)
-
-            @SuppressLint("InflateParams")
-            val dialogView = layoutInflater.inflate(R.layout.git_credential_layout, null)
-            val credentialLayout = dialogView.findViewById<TextInputLayout>(R.id.git_auth_passphrase_layout)
-            val editCredential = dialogView.findViewById<TextInputEditText>(R.id.git_auth_credential)
-            editCredential.setHint(hintRes)
-            val rememberCredential = dialogView.findViewById<MaterialCheckBox>(R.id.git_auth_remember_credential)
-            rememberCredential.setText(rememberRes)
-            if (isRetry) {
-                credentialLayout.error = callingActivity.resources.getString(errorRes)
-                // Reset error when user starts entering a password
-                editCredential.doOnTextChanged { _, _, _, _ -> credentialLayout.error = null }
-            }
-            MaterialAlertDialogBuilder(callingActivity).run {
-                setTitle(R.string.passphrase_dialog_title)
-                setMessage(messageRes)
-                setView(dialogView)
-                setPositiveButton(R.string.dialog_ok) { _, _ ->
-                    val credential = editCredential.text.toString()
-                    if (rememberCredential.isChecked) {
-                        gitOperationPrefs.edit {
-                            putString(credentialPref, credential)
-                        }
-                    }
-                    cont.resume(credential)
-                }
-                setNegativeButton(R.string.dialog_cancel) { _, _ ->
-                    cont.resume(null)
-                }
-                setOnCancelListener {
-                    cont.resume(null)
-                }
-                create()
-            }.run {
-                requestInputFocusOnView<TextInputEditText>(R.id.git_auth_credential)
-                show()
-            }
-        } else {
-            cont.resume(storedCredential)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/GitOperation.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/GitOperation.kt
deleted file mode 100644
index 5649e8de..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/GitOperation.kt
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import android.content.Intent
-import android.widget.Toast
-import androidx.fragment.app.FragmentActivity
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.Err
-import com.github.michaelbull.result.Ok
-import com.github.michaelbull.result.Result
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.UserPreference
-import com.zeapo.pwdstore.git.GitCommandExecutor
-import com.zeapo.pwdstore.git.config.AuthMode
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import com.zeapo.pwdstore.git.sshj.SshAuthMethod
-import com.zeapo.pwdstore.git.sshj.SshKey
-import com.zeapo.pwdstore.git.sshj.SshjSessionFactory
-import com.zeapo.pwdstore.utils.BiometricAuthenticator
-import com.zeapo.pwdstore.utils.PasswordRepository
-import kotlin.coroutines.resume
-import kotlin.coroutines.suspendCoroutine
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import net.schmizz.sshj.common.DisconnectReason
-import net.schmizz.sshj.common.SSHException
-import net.schmizz.sshj.userauth.password.PasswordFinder
-import org.eclipse.jgit.api.Git
-import org.eclipse.jgit.api.GitCommand
-import org.eclipse.jgit.api.TransportCommand
-import org.eclipse.jgit.errors.UnsupportedCredentialItem
-import org.eclipse.jgit.transport.CredentialItem
-import org.eclipse.jgit.transport.CredentialsProvider
-import org.eclipse.jgit.transport.SshTransport
-import org.eclipse.jgit.transport.Transport
-import org.eclipse.jgit.transport.URIish
-
-/**
- * Creates a new git operation
- *
- * @param callingActivity the calling activity
- */
-abstract class GitOperation(protected val callingActivity: FragmentActivity) {
-
-    abstract val commands: Array<GitCommand<out Any>>
-    private val hostKeyFile = callingActivity.filesDir.resolve(".host_key")
-    private var sshSessionFactory: SshjSessionFactory? = null
-
-    protected val repository = PasswordRepository.getRepository(null)!!
-    protected val git = Git(repository)
-    protected val remoteBranch = GitSettings.branch
-    private val authActivity get() = callingActivity as ContinuationContainerActivity
-
-    private class HttpsCredentialsProvider(private val passwordFinder: PasswordFinder) : CredentialsProvider() {
-
-        private var cachedPassword: CharArray? = null
-
-        override fun isInteractive() = true
-
-        override fun get(uri: URIish?, vararg items: CredentialItem): Boolean {
-            for (item in items) {
-                when (item) {
-                    is CredentialItem.Username -> item.value = uri?.user
-                    is CredentialItem.Password -> {
-                        item.value = cachedPassword?.clone()
-                            ?: passwordFinder.reqPassword(null).also {
-                                cachedPassword = it.clone()
-                            }
-                    }
-                    else -> UnsupportedCredentialItem(uri, item.javaClass.name)
-                }
-            }
-            return true
-        }
-
-        override fun supports(vararg items: CredentialItem) = items.all {
-            it is CredentialItem.Username || it is CredentialItem.Password
-        }
-
-        override fun reset(uri: URIish?) {
-            cachedPassword?.fill(0.toChar())
-            cachedPassword = null
-        }
-    }
-
-    private fun getSshKey(make: Boolean) {
-        runCatching {
-            // Ask the UserPreference to provide us with the ssh-key
-            val intent = Intent(callingActivity.applicationContext, UserPreference::class.java)
-            intent.putExtra("operation", if (make) "make_ssh_key" else "get_ssh_key")
-            callingActivity.startActivity(intent)
-        }.onFailure { e ->
-            e(e)
-        }
-    }
-
-    private fun registerAuthProviders(authMethod: SshAuthMethod, credentialsProvider: CredentialsProvider? = null) {
-        sshSessionFactory = SshjSessionFactory(authMethod, hostKeyFile)
-        commands.filterIsInstance<TransportCommand<*, *>>().forEach { command ->
-            command.setTransportConfigCallback { transport: Transport ->
-                (transport as? SshTransport)?.sshSessionFactory = sshSessionFactory
-                credentialsProvider?.let { transport.credentialsProvider = it }
-            }
-            command.setTimeout(CONNECT_TIMEOUT)
-        }
-    }
-
-    /**
-     * Executes the GitCommand in an async task.
-     */
-    suspend fun execute(): Result<Unit, Throwable> {
-        if (!preExecute()) {
-            return Ok(Unit)
-        }
-        val operationResult = GitCommandExecutor(
-            callingActivity,
-            this,
-        ).execute()
-        postExecute()
-        return operationResult
-    }
-
-    private fun onMissingSshKeyFile() {
-        MaterialAlertDialogBuilder(callingActivity)
-            .setMessage(callingActivity.resources.getString(R.string.ssh_preferences_dialog_text))
-            .setTitle(callingActivity.resources.getString(R.string.ssh_preferences_dialog_title))
-            .setPositiveButton(callingActivity.resources.getString(R.string.ssh_preferences_dialog_import)) { _, _ ->
-                getSshKey(false)
-            }
-            .setNegativeButton(callingActivity.resources.getString(R.string.ssh_preferences_dialog_generate)) { _, _ ->
-                getSshKey(true)
-            }
-            .setNeutralButton(callingActivity.resources.getString(R.string.dialog_cancel)) { _, _ ->
-                // Finish the blank GitActivity so user doesn't have to press back
-                callingActivity.finish()
-            }.show()
-    }
-
-    suspend fun executeAfterAuthentication(authMode: AuthMode): Result<Unit, Throwable> {
-        when (authMode) {
-            AuthMode.SshKey -> if (SshKey.exists) {
-                if (SshKey.mustAuthenticate) {
-                    val result = withContext(Dispatchers.Main) {
-                        suspendCoroutine<BiometricAuthenticator.Result> { cont ->
-                            BiometricAuthenticator.authenticate(callingActivity, R.string.biometric_prompt_title_ssh_auth) {
-                                if (it !is BiometricAuthenticator.Result.Failure)
-                                    cont.resume(it)
-                            }
-                        }
-                    }
-                    when (result) {
-                        is BiometricAuthenticator.Result.Success -> {
-                            registerAuthProviders(SshAuthMethod.SshKey(authActivity))
-                        }
-                        is BiometricAuthenticator.Result.Cancelled -> {
-                            return Err(SSHException(DisconnectReason.AUTH_CANCELLED_BY_USER))
-                        }
-                        is BiometricAuthenticator.Result.Failure -> {
-                            throw IllegalStateException("Biometric authentication failures should be ignored")
-                        }
-                        else -> {
-                            // There is a chance we succeed if the user recently confirmed
-                            // their screen lock. Doing so would have a potential to confuse
-                            // users though, who might deduce that the screen lock
-                            // protection is not effective. Hence, we fail with an error.
-                            Toast.makeText(callingActivity.applicationContext, R.string.biometric_auth_generic_failure, Toast.LENGTH_LONG).show()
-                            callingActivity.finish()
-                        }
-                    }
-                } else {
-                    registerAuthProviders(SshAuthMethod.SshKey(authActivity))
-                }
-            } else {
-                onMissingSshKeyFile()
-                // This would correctly cancel the operation but won't surface a user-visible
-                // error, allowing users to make the SSH key selection.
-                return Err(SSHException(DisconnectReason.AUTH_CANCELLED_BY_USER))
-            }
-            AuthMode.OpenKeychain -> registerAuthProviders(SshAuthMethod.OpenKeychain(authActivity))
-            AuthMode.Password -> {
-                val httpsCredentialProvider = HttpsCredentialsProvider(CredentialFinder(callingActivity, AuthMode.Password))
-                registerAuthProviders(SshAuthMethod.Password(authActivity), httpsCredentialProvider)
-            }
-            AuthMode.None -> {
-            }
-        }
-        return execute()
-    }
-
-    /**
-     * Called before execution of the Git operation.
-     * Return false to cancel.
-     */
-    open fun preExecute() = true
-
-    private suspend fun postExecute() {
-        withContext(Dispatchers.IO) {
-            sshSessionFactory?.close()
-        }
-    }
-
-    companion object {
-
-        /**
-         * Timeout in seconds before [TransportCommand] will abort a stalled IO operation.
-         */
-        private const val CONNECT_TIMEOUT = 10
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/PullOperation.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/PullOperation.kt
deleted file mode 100644
index 4dcc3ec4..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/PullOperation.kt
+++ /dev/null
@@ -1,31 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import org.eclipse.jgit.api.GitCommand
-
-class PullOperation(callingActivity: ContinuationContainerActivity) : GitOperation(callingActivity) {
-
-    /**
-     * The story of why the pull operation is committing files goes like this: Once upon a time when
-     * the world was burning and Blade Runner 2049 was real life (in the worst way), we were made
-     * aware that Bitbucket is actually bad, and disables a neat OpenSSH feature called multiplexing.
-     * So now, rather than being able to do a [SyncOperation], we'd have to first do a [PullOperation]
-     * and then a [PushOperation]. To make the behavior identical despite this suboptimal situation,
-     * we opted to replicate [SyncOperation]'s committing flow within [PullOperation], almost exactly
-     * replicating [SyncOperation] but leaving the pushing part to [PushOperation].
-     */
-    override val commands: Array<GitCommand<out Any>> = arrayOf(
-        // Stage all files
-        git.add().addFilepattern("."),
-        // Populate the changed files count
-        git.status(),
-        // Commit everything! If needed, obviously.
-        git.commit().setAll(true).setMessage("[Android Password Store] Sync"),
-        // Pull and rebase on top of the remote branch
-        git.pull().setRebase(true).setRemote("origin"),
-    )
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/PushOperation.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/PushOperation.kt
deleted file mode 100644
index 28d7a6fa..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/PushOperation.kt
+++ /dev/null
@@ -1,15 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import org.eclipse.jgit.api.GitCommand
-
-class PushOperation(callingActivity: ContinuationContainerActivity) : GitOperation(callingActivity) {
-
-    override val commands: Array<GitCommand<out Any>> = arrayOf(
-        git.push().setPushAll().setRemote("origin"),
-    )
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/ResetToRemoteOperation.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/ResetToRemoteOperation.kt
deleted file mode 100644
index ad0fb823..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/ResetToRemoteOperation.kt
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-import org.eclipse.jgit.api.ResetCommand
-
-class ResetToRemoteOperation(callingActivity: ContinuationContainerActivity) : GitOperation(callingActivity) {
-
-    override val commands = arrayOf(
-        // Stage all files
-        git.add().addFilepattern("."),
-        // Fetch everything from the origin remote
-        git.fetch().setRemote("origin"),
-        // Do a hard reset to the remote branch. Equivalent to git reset --hard origin/$remoteBranch
-        git.reset().setRef("origin/$remoteBranch").setMode(ResetCommand.ResetType.HARD),
-        // Force-create $remoteBranch if it doesn't exist. This covers the case where you switched
-        // branches from 'master' to anything else.
-        git.branchCreate().setName(remoteBranch).setForce(true),
-    )
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/operation/SyncOperation.kt b/app/src/main/java/com/zeapo/pwdstore/git/operation/SyncOperation.kt
deleted file mode 100644
index 8c1ec1fa..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/operation/SyncOperation.kt
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.operation
-
-import com.zeapo.pwdstore.git.sshj.ContinuationContainerActivity
-
-class SyncOperation(callingActivity: ContinuationContainerActivity) : GitOperation(callingActivity) {
-
-    override val commands = arrayOf(
-        // Stage all files
-        git.add().addFilepattern("."),
-        // Populate the changed files count
-        git.status(),
-        // Commit everything! If needed, obviously.
-        git.commit().setAll(true).setMessage("[Android Password Store] Sync"),
-        // Pull and rebase on top of the remote branch
-        git.pull().setRebase(true).setRemote("origin"),
-        // Push it all back
-        git.push().setPushAll().setRemote("origin"),
-    )
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/sshj/ContinuationContainerActivity.kt b/app/src/main/java/com/zeapo/pwdstore/git/sshj/ContinuationContainerActivity.kt
deleted file mode 100644
index 32ee64a8..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/sshj/ContinuationContainerActivity.kt
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.sshj
-
-import android.content.Intent
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.annotation.LayoutRes
-import androidx.appcompat.app.AppCompatActivity
-import kotlin.coroutines.Continuation
-import kotlin.coroutines.resume
-import kotlin.coroutines.resumeWithException
-import net.schmizz.sshj.common.DisconnectReason
-import net.schmizz.sshj.userauth.UserAuthException
-
-/**
- * Workaround for https://msfjarvis.dev/aps/issue/1164
- */
-open class ContinuationContainerActivity : AppCompatActivity {
-
-    constructor() : super()
-    constructor(@LayoutRes layoutRes: Int) : super(layoutRes)
-
-    var stashedCont: Continuation<Intent>? = null
-
-    val continueAfterUserInteraction = registerForActivityResult(ActivityResultContracts.StartIntentSenderForResult()) { result ->
-        stashedCont?.let { cont ->
-            stashedCont = null
-            val data = result.data
-            if (data != null)
-                cont.resume(data)
-            else
-                cont.resumeWithException(UserAuthException(DisconnectReason.AUTH_CANCELLED_BY_USER))
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/sshj/OpenKeychainKeyProvider.kt b/app/src/main/java/com/zeapo/pwdstore/git/sshj/OpenKeychainKeyProvider.kt
deleted file mode 100644
index 97774d92..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/sshj/OpenKeychainKeyProvider.kt
+++ /dev/null
@@ -1,191 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.sshj
-
-import android.app.PendingIntent
-import android.content.Intent
-import androidx.activity.result.IntentSenderRequest
-import androidx.core.content.edit
-import com.github.ajalt.timberkt.d
-import com.zeapo.pwdstore.utils.OPENPGP_PROVIDER
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.Closeable
-import java.security.PublicKey
-import kotlin.coroutines.resume
-import kotlin.coroutines.suspendCoroutine
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import net.schmizz.sshj.common.DisconnectReason
-import net.schmizz.sshj.common.KeyType
-import net.schmizz.sshj.userauth.UserAuthException
-import net.schmizz.sshj.userauth.keyprovider.KeyProvider
-import org.openintents.ssh.authentication.ISshAuthenticationService
-import org.openintents.ssh.authentication.SshAuthenticationApi
-import org.openintents.ssh.authentication.SshAuthenticationApiError
-import org.openintents.ssh.authentication.SshAuthenticationConnection
-import org.openintents.ssh.authentication.request.KeySelectionRequest
-import org.openintents.ssh.authentication.request.Request
-import org.openintents.ssh.authentication.request.SigningRequest
-import org.openintents.ssh.authentication.request.SshPublicKeyRequest
-import org.openintents.ssh.authentication.response.KeySelectionResponse
-import org.openintents.ssh.authentication.response.Response
-import org.openintents.ssh.authentication.response.SigningResponse
-import org.openintents.ssh.authentication.response.SshPublicKeyResponse
-
-class OpenKeychainKeyProvider private constructor(val activity: ContinuationContainerActivity) : KeyProvider, Closeable {
-
-    companion object {
-
-        suspend fun prepareAndUse(activity: ContinuationContainerActivity, block: (provider: OpenKeychainKeyProvider) -> Unit) {
-            withContext(Dispatchers.Main) {
-                OpenKeychainKeyProvider(activity)
-            }.prepareAndUse(block)
-        }
-    }
-
-    private sealed class ApiResponse {
-        data class Success(val response: Response) : ApiResponse()
-        data class GeneralError(val exception: Exception) : ApiResponse()
-        data class NoSuchKey(val exception: Exception) : ApiResponse()
-    }
-
-    private val context = activity.applicationContext
-    private val sshServiceConnection = SshAuthenticationConnection(context, OPENPGP_PROVIDER)
-    private val preferences = context.sharedPrefs
-    private lateinit var sshServiceApi: SshAuthenticationApi
-
-    private var keyId
-        get() = preferences.getString(PreferenceKeys.SSH_OPENKEYSTORE_KEYID, null)
-        set(value) {
-            preferences.edit {
-                putString(PreferenceKeys.SSH_OPENKEYSTORE_KEYID, value)
-            }
-        }
-    private var publicKey: PublicKey? = null
-    private var privateKey: OpenKeychainPrivateKey? = null
-
-    private suspend fun prepareAndUse(block: (provider: OpenKeychainKeyProvider) -> Unit) {
-        prepare()
-        use(block)
-    }
-
-    private suspend fun prepare() {
-        sshServiceApi = suspendCoroutine { cont ->
-            sshServiceConnection.connect(object : SshAuthenticationConnection.OnBound {
-                override fun onBound(sshAgent: ISshAuthenticationService) {
-                    d { "Bound to SshAuthenticationApi: $OPENPGP_PROVIDER" }
-                    cont.resume(SshAuthenticationApi(context, sshAgent))
-                }
-
-                override fun onError() {
-                    throw UserAuthException(DisconnectReason.UNKNOWN, "OpenKeychain service unavailable")
-                }
-            })
-        }
-
-        if (keyId == null) {
-            selectKey()
-        }
-        check(keyId != null)
-        fetchPublicKey()
-        makePrivateKey()
-    }
-
-    private suspend fun fetchPublicKey(isRetry: Boolean = false) {
-        when (val sshPublicKeyResponse = executeApiRequest(SshPublicKeyRequest(keyId))) {
-            is ApiResponse.Success -> {
-                val response = sshPublicKeyResponse.response as SshPublicKeyResponse
-                val sshPublicKey = response.sshPublicKey!!
-                publicKey = parseSshPublicKey(sshPublicKey)
-                    ?: throw IllegalStateException("OpenKeychain API returned invalid SSH key")
-            }
-            is ApiResponse.NoSuchKey -> if (isRetry) {
-                throw sshPublicKeyResponse.exception
-            } else {
-                // Allow the user to reselect an authentication key and retry
-                selectKey()
-                fetchPublicKey(true)
-            }
-            is ApiResponse.GeneralError -> throw sshPublicKeyResponse.exception
-        }
-    }
-
-    private suspend fun selectKey() {
-        when (val keySelectionResponse = executeApiRequest(KeySelectionRequest())) {
-            is ApiResponse.Success -> keyId = (keySelectionResponse.response as KeySelectionResponse).keyId
-            is ApiResponse.GeneralError -> throw keySelectionResponse.exception
-            is ApiResponse.NoSuchKey -> throw keySelectionResponse.exception
-        }
-    }
-
-    private suspend fun executeApiRequest(request: Request, resultOfUserInteraction: Intent? = null): ApiResponse {
-        d { "executeRequest($request) called" }
-        val result = withContext(Dispatchers.Main) {
-            // If the request required user interaction, the data returned from the PendingIntent
-            // is used as the real request.
-            sshServiceApi.executeApi(resultOfUserInteraction ?: request.toIntent())!!
-        }
-        return parseResult(request, result).also {
-            d { "executeRequest($request): $it" }
-        }
-    }
-
-    private suspend fun parseResult(request: Request, result: Intent): ApiResponse {
-        return when (result.getIntExtra(SshAuthenticationApi.EXTRA_RESULT_CODE, SshAuthenticationApi.RESULT_CODE_ERROR)) {
-            SshAuthenticationApi.RESULT_CODE_SUCCESS -> {
-                ApiResponse.Success(when (request) {
-                    is KeySelectionRequest -> KeySelectionResponse(result)
-                    is SshPublicKeyRequest -> SshPublicKeyResponse(result)
-                    is SigningRequest -> SigningResponse(result)
-                    else -> throw IllegalArgumentException("Unsupported OpenKeychain request type")
-                })
-            }
-            SshAuthenticationApi.RESULT_CODE_USER_INTERACTION_REQUIRED -> {
-                val pendingIntent: PendingIntent = result.getParcelableExtra(SshAuthenticationApi.EXTRA_PENDING_INTENT)!!
-                val resultOfUserInteraction: Intent = withContext(Dispatchers.Main) {
-                    suspendCoroutine { cont ->
-                        activity.stashedCont = cont
-                        activity.continueAfterUserInteraction.launch(IntentSenderRequest.Builder(pendingIntent).build())
-                    }
-                }
-                executeApiRequest(request, resultOfUserInteraction)
-            }
-            else -> {
-                val error = result.getParcelableExtra<SshAuthenticationApiError>(SshAuthenticationApi.EXTRA_ERROR)
-                val exception = UserAuthException(DisconnectReason.UNKNOWN, "Request ${request::class.simpleName} failed: ${error?.message}")
-                when (error?.error) {
-                    SshAuthenticationApiError.NO_AUTH_KEY, SshAuthenticationApiError.NO_SUCH_KEY -> ApiResponse.NoSuchKey(exception)
-                    else -> ApiResponse.GeneralError(exception)
-                }
-            }
-        }
-    }
-
-    private fun makePrivateKey() {
-        check(keyId != null && publicKey != null)
-        privateKey = object : OpenKeychainPrivateKey {
-            override suspend fun sign(challenge: ByteArray, hashAlgorithm: Int) =
-                when (val signingResponse = executeApiRequest(SigningRequest(challenge, keyId, hashAlgorithm))) {
-                    is ApiResponse.Success -> (signingResponse.response as SigningResponse).signature
-                    is ApiResponse.GeneralError -> throw signingResponse.exception
-                    is ApiResponse.NoSuchKey -> throw signingResponse.exception
-                }
-
-            override fun getAlgorithm() = publicKey!!.algorithm
-        }
-    }
-
-    override fun close() {
-        activity.continueAfterUserInteraction.unregister()
-        sshServiceConnection.disconnect()
-    }
-
-    override fun getPrivate() = privateKey
-
-    override fun getPublic() = publicKey
-
-    override fun getType() = KeyType.fromKey(publicKey)
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/sshj/OpenKeychainWrappedKeyAlgorithmFactory.kt b/app/src/main/java/com/zeapo/pwdstore/git/sshj/OpenKeychainWrappedKeyAlgorithmFactory.kt
deleted file mode 100644
index 97b587fd..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/sshj/OpenKeychainWrappedKeyAlgorithmFactory.kt
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.sshj
-
-import com.hierynomus.sshj.key.KeyAlgorithm
-import java.io.ByteArrayOutputStream
-import java.security.PrivateKey
-import kotlinx.coroutines.runBlocking
-import net.schmizz.sshj.common.Buffer
-import net.schmizz.sshj.common.Factory
-import net.schmizz.sshj.signature.Signature
-import org.openintents.ssh.authentication.SshAuthenticationApi
-
-interface OpenKeychainPrivateKey : PrivateKey {
-
-    suspend fun sign(challenge: ByteArray, hashAlgorithm: Int): ByteArray
-
-    override fun getFormat() = null
-    override fun getEncoded() = null
-}
-
-class OpenKeychainWrappedKeyAlgorithmFactory(private val factory: Factory.Named<KeyAlgorithm>) : Factory.Named<KeyAlgorithm> by factory {
-
-    override fun create() = OpenKeychainWrappedKeyAlgorithm(factory.create())
-}
-
-class OpenKeychainWrappedKeyAlgorithm(private val keyAlgorithm: KeyAlgorithm) : KeyAlgorithm by keyAlgorithm {
-
-    private val hashAlgorithm = when (keyAlgorithm.keyAlgorithm) {
-        "rsa-sha2-512" -> SshAuthenticationApi.SHA512
-        "rsa-sha2-256" -> SshAuthenticationApi.SHA256
-        "ssh-rsa", "ssh-rsa-cert-v01@openssh.com" -> SshAuthenticationApi.SHA1
-        // Other algorithms don't use this value, but it has to be valid.
-        else -> SshAuthenticationApi.SHA512
-    }
-
-    override fun newSignature() = OpenKeychainWrappedSignature(keyAlgorithm.newSignature(), hashAlgorithm)
-}
-
-class OpenKeychainWrappedSignature(private val wrappedSignature: Signature, private val hashAlgorithm: Int) : Signature by wrappedSignature {
-
-    private val data = ByteArrayOutputStream()
-
-    private var bridgedPrivateKey: OpenKeychainPrivateKey? = null
-
-    override fun initSign(prvkey: PrivateKey?) {
-        if (prvkey is OpenKeychainPrivateKey) {
-            bridgedPrivateKey = prvkey
-        } else {
-            wrappedSignature.initSign(prvkey)
-        }
-    }
-
-    override fun update(H: ByteArray?) {
-        if (bridgedPrivateKey != null) {
-            data.write(H!!)
-        } else {
-            wrappedSignature.update(H)
-        }
-    }
-
-    override fun update(H: ByteArray?, off: Int, len: Int) {
-        if (bridgedPrivateKey != null) {
-            data.write(H!!, off, len)
-        } else {
-            wrappedSignature.update(H, off, len)
-        }
-    }
-
-    override fun sign(): ByteArray? = if (bridgedPrivateKey != null) {
-        runBlocking {
-            bridgedPrivateKey!!.sign(data.toByteArray(), hashAlgorithm)
-        }
-    } else {
-        wrappedSignature.sign()
-    }
-
-    override fun encode(signature: ByteArray?): ByteArray? = if (bridgedPrivateKey != null) {
-        require(signature != null) { "OpenKeychain signature must not be null" }
-        val encodedSignature = Buffer.PlainBuffer(signature)
-        // We need to drop the algorithm name and extract the raw signature since SSHJ adds the name
-        // later.
-        encodedSignature.readString()
-        encodedSignature.readBytes().also {
-            bridgedPrivateKey = null
-            data.reset()
-        }
-    } else {
-        wrappedSignature.encode(signature)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshKey.kt b/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshKey.kt
deleted file mode 100644
index 52297133..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshKey.kt
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.sshj
-
-import android.content.Context
-import android.content.pm.PackageManager
-import android.net.Uri
-import android.os.Build
-import android.provider.OpenableColumns
-import android.security.keystore.KeyGenParameterSpec
-import android.security.keystore.KeyInfo
-import android.security.keystore.KeyProperties
-import android.util.Base64
-import androidx.core.content.edit
-import androidx.security.crypto.EncryptedFile
-import androidx.security.crypto.MasterKey
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.Application
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getEncryptedGitPrefs
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-import java.io.IOException
-import java.security.KeyFactory
-import java.security.KeyPairGenerator
-import java.security.KeyStore
-import java.security.PrivateKey
-import java.security.PublicKey
-import javax.crypto.SecretKey
-import javax.crypto.SecretKeyFactory
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.runBlocking
-import kotlinx.coroutines.withContext
-import net.i2p.crypto.eddsa.EdDSAPrivateKey
-import net.i2p.crypto.eddsa.spec.EdDSANamedCurveTable
-import net.i2p.crypto.eddsa.spec.EdDSAPrivateKeySpec
-import net.schmizz.sshj.SSHClient
-import net.schmizz.sshj.common.Buffer
-import net.schmizz.sshj.common.KeyType
-import net.schmizz.sshj.userauth.keyprovider.KeyProvider
-
-private const val PROVIDER_ANDROID_KEY_STORE = "AndroidKeyStore"
-private const val KEYSTORE_ALIAS = "sshkey"
-private const val ANDROIDX_SECURITY_KEYSET_PREF_NAME = "androidx_sshkey_keyset_prefs"
-
-private val androidKeystore: KeyStore by lazy(LazyThreadSafetyMode.NONE) {
-    KeyStore.getInstance(PROVIDER_ANDROID_KEY_STORE).apply { load(null) }
-}
-
-private val KeyStore.sshPrivateKey
-    get() = getKey(KEYSTORE_ALIAS, null) as? PrivateKey
-
-private val KeyStore.sshPublicKey
-    get() = getCertificate(KEYSTORE_ALIAS)?.publicKey
-
-fun parseSshPublicKey(sshPublicKey: String): PublicKey? {
-    val sshKeyParts = sshPublicKey.split("""\s+""".toRegex())
-    if (sshKeyParts.size < 2)
-        return null
-    return Buffer.PlainBuffer(Base64.decode(sshKeyParts[1], Base64.NO_WRAP)).readPublicKey()
-}
-
-fun toSshPublicKey(publicKey: PublicKey): String {
-    val rawPublicKey = Buffer.PlainBuffer().putPublicKey(publicKey).compactData
-    val keyType = KeyType.fromKey(publicKey)
-    return "$keyType ${Base64.encodeToString(rawPublicKey, Base64.NO_WRAP)}"
-}
-
-object SshKey {
-
-    val sshPublicKey
-        get() = if (publicKeyFile.exists()) publicKeyFile.readText() else null
-    val canShowSshPublicKey
-        get() = type in listOf(Type.LegacyGenerated, Type.KeystoreNative, Type.KeystoreWrappedEd25519)
-    val exists
-        get() = type != null
-    val mustAuthenticate: Boolean
-        get() {
-            return runCatching {
-                if (type !in listOf(Type.KeystoreNative, Type.KeystoreWrappedEd25519))
-                    return false
-                when (val key = androidKeystore.getKey(KEYSTORE_ALIAS, null)) {
-                    is PrivateKey -> {
-                        val factory = KeyFactory.getInstance(key.algorithm, PROVIDER_ANDROID_KEY_STORE)
-                        return factory.getKeySpec(key, KeyInfo::class.java).isUserAuthenticationRequired
-                    }
-                    is SecretKey -> {
-                        val factory = SecretKeyFactory.getInstance(key.algorithm, PROVIDER_ANDROID_KEY_STORE)
-                        (factory.getKeySpec(key, KeyInfo::class.java) as KeyInfo).isUserAuthenticationRequired
-                    }
-                    else -> throw IllegalStateException("SSH key does not exist in Keystore")
-                }
-            }.getOrElse { error ->
-                // It is fine to swallow the exception here since it will reappear when the key is
-                // used for SSH authentication and can then be shown in the UI.
-                d(error)
-                false
-            }
-        }
-
-    private val context: Context
-        get() = Application.instance.applicationContext
-
-    private val privateKeyFile
-        get() = File(context.filesDir, ".ssh_key")
-    private val publicKeyFile
-        get() = File(context.filesDir, ".ssh_key.pub")
-
-    private var type: Type?
-        get() = Type.fromValue(context.sharedPrefs.getString(PreferenceKeys.GIT_REMOTE_KEY_TYPE))
-        set(value) = context.sharedPrefs.edit {
-            putString(PreferenceKeys.GIT_REMOTE_KEY_TYPE, value?.value)
-        }
-
-    private val isStrongBoxSupported by lazy(LazyThreadSafetyMode.NONE) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P)
-            context.packageManager.hasSystemFeature(PackageManager.FEATURE_STRONGBOX_KEYSTORE)
-        else
-            false
-    }
-
-    private enum class Type(val value: String) {
-        Imported("imported"),
-        KeystoreNative("keystore_native"),
-        KeystoreWrappedEd25519("keystore_wrapped_ed25519"),
-
-        // Behaves like `Imported`, but allows to view the public key.
-        LegacyGenerated("legacy_generated"),
-        ;
-
-        companion object {
-
-            fun fromValue(value: String?): Type? = values().associateBy { it.value }[value]
-        }
-    }
-
-    enum class Algorithm(val algorithm: String, val applyToSpec: KeyGenParameterSpec.Builder.() -> Unit) {
-        Rsa(KeyProperties.KEY_ALGORITHM_RSA, {
-            setKeySize(3072)
-            setSignaturePaddings(KeyProperties.SIGNATURE_PADDING_RSA_PKCS1)
-            setDigests(KeyProperties.DIGEST_SHA1, KeyProperties.DIGEST_SHA256, KeyProperties.DIGEST_SHA512)
-        }),
-        Ecdsa(KeyProperties.KEY_ALGORITHM_EC, {
-            setKeySize(256)
-            setAlgorithmParameterSpec(java.security.spec.ECGenParameterSpec("secp256r1"))
-            setDigests(KeyProperties.DIGEST_SHA256)
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
-                setIsStrongBoxBacked(isStrongBoxSupported)
-            }
-        }),
-    }
-
-    private fun delete() {
-        androidKeystore.deleteEntry(KEYSTORE_ALIAS)
-        // Remove Tink key set used by AndroidX's EncryptedFile.
-        context.getSharedPreferences(ANDROIDX_SECURITY_KEYSET_PREF_NAME, Context.MODE_PRIVATE).edit {
-            clear()
-        }
-        if (privateKeyFile.isFile) {
-            privateKeyFile.delete()
-        }
-        if (publicKeyFile.isFile) {
-            publicKeyFile.delete()
-        }
-        context.getEncryptedGitPrefs().edit {
-            remove(PreferenceKeys.SSH_KEY_LOCAL_PASSPHRASE)
-        }
-        type = null
-    }
-
-    fun import(uri: Uri) {
-        // First check whether the content at uri is likely an SSH private key.
-        val fileSize = context.contentResolver.query(uri, arrayOf(OpenableColumns.SIZE), null, null, null)
-            ?.use { cursor ->
-                // Cursor returns only a single row.
-                cursor.moveToFirst()
-                cursor.getInt(0)
-            } ?: throw IOException(context.getString(R.string.ssh_key_does_not_exist))
-
-        // We assume that an SSH key's ideal size is > 0 bytes && < 100 kilobytes.
-        if (fileSize > 100_000 || fileSize == 0)
-            throw IllegalArgumentException(context.getString(R.string.ssh_key_import_error_not_an_ssh_key_message))
-
-        val sshKeyInputStream = context.contentResolver.openInputStream(uri)
-            ?: throw IOException(context.getString(R.string.ssh_key_does_not_exist))
-        val lines = sshKeyInputStream.bufferedReader().readLines()
-
-        // The file must have more than 2 lines, and the first and last line must have private key
-        // markers.
-        if (lines.size < 2 ||
-            !Regex("BEGIN .* PRIVATE KEY").containsMatchIn(lines.first()) ||
-            !Regex("END .* PRIVATE KEY").containsMatchIn(lines.last())
-        )
-            throw IllegalArgumentException(context.getString(R.string.ssh_key_import_error_not_an_ssh_key_message))
-
-        // At this point, we are reasonably confident that we have actually been provided a private
-        // key and delete the old key.
-        delete()
-        // Canonicalize line endings to '\n'.
-        privateKeyFile.writeText(lines.joinToString("\n"))
-
-        type = Type.Imported
-    }
-
-    @Deprecated("To be used only in Migrations.kt")
-    fun useLegacyKey(isGenerated: Boolean) {
-        type = if (isGenerated) Type.LegacyGenerated else Type.Imported
-    }
-
-    @Suppress("BlockingMethodInNonBlockingContext")
-    private suspend fun getOrCreateWrappingMasterKey(requireAuthentication: Boolean) = withContext(Dispatchers.IO) {
-        MasterKey.Builder(context, KEYSTORE_ALIAS).run {
-            setKeyScheme(MasterKey.KeyScheme.AES256_GCM)
-            setRequestStrongBoxBacked(true)
-            setUserAuthenticationRequired(requireAuthentication, 15)
-            build()
-        }
-    }
-
-    @Suppress("BlockingMethodInNonBlockingContext")
-    private suspend fun getOrCreateWrappedPrivateKeyFile(requireAuthentication: Boolean) = withContext(Dispatchers.IO) {
-        EncryptedFile.Builder(context,
-            privateKeyFile,
-            getOrCreateWrappingMasterKey(requireAuthentication),
-            EncryptedFile.FileEncryptionScheme.AES256_GCM_HKDF_4KB).run {
-            setKeysetPrefName(ANDROIDX_SECURITY_KEYSET_PREF_NAME)
-            build()
-        }
-    }
-
-    @Suppress("BlockingMethodInNonBlockingContext")
-    suspend fun generateKeystoreWrappedEd25519Key(requireAuthentication: Boolean) = withContext(Dispatchers.IO) {
-        delete()
-
-        val encryptedPrivateKeyFile = getOrCreateWrappedPrivateKeyFile(requireAuthentication)
-        // Generate the ed25519 key pair and encrypt the private key.
-        val keyPair = net.i2p.crypto.eddsa.KeyPairGenerator().generateKeyPair()
-        encryptedPrivateKeyFile.openFileOutput().use { os ->
-            os.write((keyPair.private as EdDSAPrivateKey).seed)
-        }
-
-        // Write public key in SSH format to .ssh_key.pub.
-        publicKeyFile.writeText(toSshPublicKey(keyPair.public))
-
-        type = Type.KeystoreWrappedEd25519
-    }
-
-    fun generateKeystoreNativeKey(algorithm: Algorithm, requireAuthentication: Boolean) {
-        delete()
-
-        // Generate Keystore-backed private key.
-        val parameterSpec = KeyGenParameterSpec.Builder(
-            KEYSTORE_ALIAS, KeyProperties.PURPOSE_SIGN
-        ).run {
-            apply(algorithm.applyToSpec)
-            if (requireAuthentication) {
-                setUserAuthenticationRequired(true)
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-                    setUserAuthenticationParameters(30, KeyProperties.AUTH_DEVICE_CREDENTIAL)
-                } else {
-                    @Suppress("DEPRECATION")
-                    setUserAuthenticationValidityDurationSeconds(30)
-                }
-            }
-            build()
-        }
-        val keyPair = KeyPairGenerator.getInstance(algorithm.algorithm, PROVIDER_ANDROID_KEY_STORE).run {
-            initialize(parameterSpec)
-            generateKeyPair()
-        }
-
-        // Write public key in SSH format to .ssh_key.pub.
-        publicKeyFile.writeText(toSshPublicKey(keyPair.public))
-
-        type = Type.KeystoreNative
-    }
-
-    fun provide(client: SSHClient, passphraseFinder: InteractivePasswordFinder): KeyProvider? = when (type) {
-        Type.LegacyGenerated, Type.Imported -> client.loadKeys(privateKeyFile.absolutePath, passphraseFinder)
-        Type.KeystoreNative -> KeystoreNativeKeyProvider
-        Type.KeystoreWrappedEd25519 -> KeystoreWrappedEd25519KeyProvider
-        null -> null
-    }
-
-    private object KeystoreNativeKeyProvider : KeyProvider {
-
-        override fun getPublic(): PublicKey = runCatching {
-            androidKeystore.sshPublicKey!!
-        }.getOrElse { error ->
-            e(error)
-            throw IOException("Failed to get public key '$KEYSTORE_ALIAS' from Android Keystore", error)
-        }
-
-        override fun getPrivate(): PrivateKey = runCatching {
-            androidKeystore.sshPrivateKey!!
-        }.getOrElse { error ->
-            e(error)
-            throw IOException("Failed to access private key '$KEYSTORE_ALIAS' from Android Keystore", error)
-        }
-
-        override fun getType(): KeyType = KeyType.fromKey(public)
-    }
-
-    private object KeystoreWrappedEd25519KeyProvider : KeyProvider {
-
-        override fun getPublic(): PublicKey = runCatching {
-            parseSshPublicKey(sshPublicKey!!)!!
-        }.getOrElse { error ->
-            e(error)
-            throw IOException("Failed to get the public key for wrapped ed25519 key", error)
-        }
-
-        override fun getPrivate(): PrivateKey = runCatching {
-            // The current MasterKey API does not allow getting a reference to an existing one
-            // without specifying the KeySpec for a new one. However, the value for passed here
-            // for `requireAuthentication` is not used as the key already exists at this point.
-            val encryptedPrivateKeyFile = runBlocking {
-                getOrCreateWrappedPrivateKeyFile(false)
-            }
-            val rawPrivateKey = encryptedPrivateKeyFile.openFileInput().use { it.readBytes() }
-            EdDSAPrivateKey(EdDSAPrivateKeySpec(rawPrivateKey, EdDSANamedCurveTable.ED_25519_CURVE_SPEC))
-        }.getOrElse { error ->
-            e(error)
-            throw IOException("Failed to unwrap wrapped ed25519 key", error)
-        }
-
-        override fun getType(): KeyType = KeyType.fromKey(public)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshjConfig.kt b/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshjConfig.kt
deleted file mode 100644
index cd280db5..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshjConfig.kt
+++ /dev/null
@@ -1,276 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.sshj
-
-import com.github.ajalt.timberkt.Timber
-import com.github.ajalt.timberkt.d
-import com.github.michaelbull.result.runCatching
-import com.hierynomus.sshj.key.KeyAlgorithms
-import com.hierynomus.sshj.transport.cipher.BlockCiphers
-import com.hierynomus.sshj.transport.kex.ExtInfoClientFactory
-import com.hierynomus.sshj.transport.mac.Macs
-import com.hierynomus.sshj.userauth.keyprovider.OpenSSHKeyV1KeyFile
-import java.security.Security
-import net.schmizz.keepalive.KeepAliveProvider
-import net.schmizz.sshj.ConfigImpl
-import net.schmizz.sshj.common.LoggerFactory
-import net.schmizz.sshj.common.SecurityUtils
-import net.schmizz.sshj.transport.compression.NoneCompression
-import net.schmizz.sshj.transport.kex.Curve25519SHA256
-import net.schmizz.sshj.transport.kex.Curve25519SHA256.FactoryLibSsh
-import net.schmizz.sshj.transport.kex.DHGexSHA256
-import net.schmizz.sshj.transport.kex.ECDHNistP
-import net.schmizz.sshj.transport.random.JCERandom
-import net.schmizz.sshj.transport.random.SingletonRandomFactory
-import net.schmizz.sshj.userauth.keyprovider.OpenSSHKeyFile
-import net.schmizz.sshj.userauth.keyprovider.PKCS5KeyFile
-import net.schmizz.sshj.userauth.keyprovider.PKCS8KeyFile
-import net.schmizz.sshj.userauth.keyprovider.PuTTYKeyFile
-import org.bouncycastle.jce.provider.BouncyCastleProvider
-import org.slf4j.Logger
-import org.slf4j.Marker
-
-
-fun setUpBouncyCastleForSshj() {
-    // Replace the Android BC provider with the Java BouncyCastle provider since the former does
-    // not include all the required algorithms.
-    // Note: This may affect crypto operations in other parts of the application.
-    val bcIndex = Security.getProviders().indexOfFirst {
-        it.name == BouncyCastleProvider.PROVIDER_NAME
-    }
-    if (bcIndex == -1) {
-        // No Android BC found, install Java BC at lowest priority.
-        Security.addProvider(BouncyCastleProvider())
-    } else {
-        // Replace Android BC with Java BC, inserted at the same position.
-        Security.removeProvider(BouncyCastleProvider.PROVIDER_NAME)
-        // May be needed on Android Pie+ as per https://stackoverflow.com/a/57897224/297261
-        runCatching { Class.forName("sun.security.jca.Providers") }
-        Security.insertProviderAt(BouncyCastleProvider(), bcIndex + 1)
-    }
-    d { "JCE providers: ${Security.getProviders().joinToString { "${it.name} (${it.version})" }}" }
-    // Prevent sshj from forwarding all cryptographic operations to BC.
-    SecurityUtils.setRegisterBouncyCastle(false)
-    SecurityUtils.setSecurityProvider(null)
-}
-
-private abstract class AbstractLogger(private val name: String) : Logger {
-
-    abstract fun t(message: String, t: Throwable? = null, vararg args: Any?)
-    abstract fun d(message: String, t: Throwable? = null, vararg args: Any?)
-    abstract fun i(message: String, t: Throwable? = null, vararg args: Any?)
-    abstract fun w(message: String, t: Throwable? = null, vararg args: Any?)
-    abstract fun e(message: String, t: Throwable? = null, vararg args: Any?)
-
-    override fun getName() = name
-
-    override fun isTraceEnabled(marker: Marker?): Boolean = isTraceEnabled
-    override fun isDebugEnabled(marker: Marker?): Boolean = isDebugEnabled
-    override fun isInfoEnabled(marker: Marker?): Boolean = isInfoEnabled
-    override fun isWarnEnabled(marker: Marker?): Boolean = isWarnEnabled
-    override fun isErrorEnabled(marker: Marker?): Boolean = isErrorEnabled
-
-    override fun trace(msg: String) = t(msg)
-    override fun trace(format: String, arg: Any?) = t(format, null, arg)
-    override fun trace(format: String, arg1: Any?, arg2: Any?) = t(format, null, arg1, arg2)
-    override fun trace(format: String, vararg arguments: Any?) = t(format, null, *arguments)
-    override fun trace(msg: String, t: Throwable?) = t(msg, t)
-    override fun trace(marker: Marker, msg: String) = trace(msg)
-    override fun trace(marker: Marker?, format: String, arg: Any?) = trace(format, arg)
-    override fun trace(marker: Marker?, format: String, arg1: Any?, arg2: Any?) =
-        trace(format, arg1, arg2)
-
-    override fun trace(marker: Marker?, format: String, vararg arguments: Any?) =
-        trace(format, *arguments)
-
-    override fun trace(marker: Marker?, msg: String, t: Throwable?) = trace(msg, t)
-
-    override fun debug(msg: String) = d(msg)
-    override fun debug(format: String, arg: Any?) = d(format, null, arg)
-    override fun debug(format: String, arg1: Any?, arg2: Any?) = d(format, null, arg1, arg2)
-    override fun debug(format: String, vararg arguments: Any?) = d(format, null, *arguments)
-    override fun debug(msg: String, t: Throwable?) = d(msg, t)
-    override fun debug(marker: Marker, msg: String) = debug(msg)
-    override fun debug(marker: Marker?, format: String, arg: Any?) = debug(format, arg)
-    override fun debug(marker: Marker?, format: String, arg1: Any?, arg2: Any?) =
-        debug(format, arg1, arg2)
-
-    override fun debug(marker: Marker?, format: String, vararg arguments: Any?) =
-        debug(format, *arguments)
-
-    override fun debug(marker: Marker?, msg: String, t: Throwable?) = debug(msg, t)
-
-    override fun info(msg: String) = i(msg)
-    override fun info(format: String, arg: Any?) = i(format, null, arg)
-    override fun info(format: String, arg1: Any?, arg2: Any?) = i(format, null, arg1, arg2)
-    override fun info(format: String, vararg arguments: Any?) = i(format, null, *arguments)
-    override fun info(msg: String, t: Throwable?) = i(msg, t)
-    override fun info(marker: Marker, msg: String) = info(msg)
-    override fun info(marker: Marker?, format: String, arg: Any?) = info(format, arg)
-    override fun info(marker: Marker?, format: String, arg1: Any?, arg2: Any?) =
-        info(format, arg1, arg2)
-
-    override fun info(marker: Marker?, format: String, vararg arguments: Any?) =
-        info(format, *arguments)
-
-    override fun info(marker: Marker?, msg: String, t: Throwable?) = info(msg, t)
-
-    override fun warn(msg: String) = w(msg)
-    override fun warn(format: String, arg: Any?) = w(format, null, arg)
-    override fun warn(format: String, arg1: Any?, arg2: Any?) = w(format, null, arg1, arg2)
-    override fun warn(format: String, vararg arguments: Any?) = w(format, null, *arguments)
-    override fun warn(msg: String, t: Throwable?) = w(msg, t)
-    override fun warn(marker: Marker, msg: String) = warn(msg)
-    override fun warn(marker: Marker?, format: String, arg: Any?) = warn(format, arg)
-    override fun warn(marker: Marker?, format: String, arg1: Any?, arg2: Any?) =
-        warn(format, arg1, arg2)
-
-    override fun warn(marker: Marker?, format: String, vararg arguments: Any?) =
-        warn(format, *arguments)
-
-    override fun warn(marker: Marker?, msg: String, t: Throwable?) = warn(msg, t)
-
-    override fun error(msg: String) = e(msg)
-    override fun error(format: String, arg: Any?) = e(format, null, arg)
-    override fun error(format: String, arg1: Any?, arg2: Any?) = e(format, null, arg1, arg2)
-    override fun error(format: String, vararg arguments: Any?) = e(format, null, *arguments)
-    override fun error(msg: String, t: Throwable?) = e(msg, t)
-    override fun error(marker: Marker, msg: String) = error(msg)
-    override fun error(marker: Marker?, format: String, arg: Any?) = error(format, arg)
-    override fun error(marker: Marker?, format: String, arg1: Any?, arg2: Any?) =
-        error(format, arg1, arg2)
-
-    override fun error(marker: Marker?, format: String, vararg arguments: Any?) =
-        error(format, *arguments)
-
-    override fun error(marker: Marker?, msg: String, t: Throwable?) = error(msg, t)
-}
-
-object TimberLoggerFactory : LoggerFactory {
-    private class TimberLogger(name: String) : AbstractLogger(name) {
-
-        // We defer the log level checks to Timber.
-        override fun isTraceEnabled() = true
-        override fun isDebugEnabled() = true
-        override fun isInfoEnabled() = true
-        override fun isWarnEnabled() = true
-        override fun isErrorEnabled() = true
-
-        // Replace slf4j's "{}" format string style with standard Java's "%s".
-        // The supposedly redundant escape on the } is not redundant.
-        @Suppress("RegExpRedundantEscape")
-        private fun String.fix() = replace("""(?!<\\)\{\}""".toRegex(), "%s")
-
-        override fun t(message: String, t: Throwable?, vararg args: Any?) {
-            Timber.tag(name).v(t, message.fix(), *args)
-        }
-
-        override fun d(message: String, t: Throwable?, vararg args: Any?) {
-            Timber.tag(name).d(t, message.fix(), *args)
-        }
-
-        override fun i(message: String, t: Throwable?, vararg args: Any?) {
-            Timber.tag(name).i(t, message.fix(), *args)
-        }
-
-        override fun w(message: String, t: Throwable?, vararg args: Any?) {
-            Timber.tag(name).w(t, message.fix(), *args)
-        }
-
-        override fun e(message: String, t: Throwable?, vararg args: Any?) {
-            Timber.tag(name).e(t, message.fix(), *args)
-        }
-    }
-
-    override fun getLogger(name: String): Logger {
-        return TimberLogger(name)
-    }
-
-    override fun getLogger(clazz: Class<*>): Logger {
-        return TimberLogger(clazz.name)
-    }
-
-}
-
-class SshjConfig : ConfigImpl() {
-
-    init {
-        loggerFactory = TimberLoggerFactory
-        keepAliveProvider = KeepAliveProvider.HEARTBEAT
-        version = "OpenSSH_8.2p1 Ubuntu-4ubuntu0.1"
-
-        initKeyExchangeFactories()
-        initKeyAlgorithms()
-        initRandomFactory()
-        initFileKeyProviderFactories()
-        initCipherFactories()
-        initCompressionFactories()
-        initMACFactories()
-    }
-
-    private fun initKeyExchangeFactories() {
-        keyExchangeFactories = listOf(
-            Curve25519SHA256.Factory(),
-            FactoryLibSsh(),
-            DHGexSHA256.Factory(),
-            // Sends "ext-info-c" with the list of key exchange algorithms. This is needed to get
-            // rsa-sha2-* key types to work with some servers (e.g. GitHub).
-            ExtInfoClientFactory(),
-        )
-    }
-
-    private fun initKeyAlgorithms() {
-        keyAlgorithms = listOf(
-            KeyAlgorithms.SSHRSACertV01(),
-            KeyAlgorithms.EdDSA25519(),
-            KeyAlgorithms.RSASHA512(),
-            KeyAlgorithms.RSASHA256(),
-            KeyAlgorithms.SSHRSA(),
-            KeyAlgorithms.ECDSASHANistp521(),
-            KeyAlgorithms.ECDSASHANistp384(),
-            KeyAlgorithms.ECDSASHANistp256(),
-        ).map {
-            OpenKeychainWrappedKeyAlgorithmFactory(it)
-        }
-    }
-
-    private fun initRandomFactory() {
-        randomFactory = SingletonRandomFactory(JCERandom.Factory())
-    }
-
-    private fun initFileKeyProviderFactories() {
-        fileKeyProviderFactories = listOf(
-            OpenSSHKeyV1KeyFile.Factory(),
-            PKCS8KeyFile.Factory(),
-            PKCS5KeyFile.Factory(),
-            OpenSSHKeyFile.Factory(),
-            PuTTYKeyFile.Factory(),
-        )
-    }
-
-
-    private fun initCipherFactories() {
-        cipherFactories = listOf(
-            BlockCiphers.AES256CTR(),
-            BlockCiphers.AES192CTR(),
-            BlockCiphers.AES128CTR(),
-        )
-    }
-
-    private fun initMACFactories() {
-        macFactories = listOf(
-            Macs.HMACSHA2512Etm(),
-            Macs.HMACSHA2256Etm(),
-            Macs.HMACSHA2512(),
-            Macs.HMACSHA2256(),
-        )
-    }
-
-    private fun initCompressionFactories() {
-        compressionFactories = listOf(
-            NoneCompression.Factory(),
-        )
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshjSessionFactory.kt b/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshjSessionFactory.kt
deleted file mode 100644
index c36f27b3..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/git/sshj/SshjSessionFactory.kt
+++ /dev/null
@@ -1,196 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.git.sshj
-
-import android.util.Base64
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.w
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.git.config.AuthMode
-import com.zeapo.pwdstore.git.operation.CredentialFinder
-import java.io.File
-import java.io.IOException
-import java.io.InputStream
-import java.io.OutputStream
-import java.util.concurrent.TimeUnit
-import kotlin.coroutines.Continuation
-import kotlin.coroutines.suspendCoroutine
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.runBlocking
-import net.schmizz.sshj.SSHClient
-import net.schmizz.sshj.common.Buffer.PlainBuffer
-import net.schmizz.sshj.common.DisconnectReason
-import net.schmizz.sshj.common.SSHException
-import net.schmizz.sshj.common.SSHRuntimeException
-import net.schmizz.sshj.common.SecurityUtils
-import net.schmizz.sshj.connection.channel.direct.Session
-import net.schmizz.sshj.transport.verification.FingerprintVerifier
-import net.schmizz.sshj.transport.verification.HostKeyVerifier
-import net.schmizz.sshj.userauth.method.AuthPassword
-import net.schmizz.sshj.userauth.method.AuthPublickey
-import net.schmizz.sshj.userauth.password.PasswordFinder
-import net.schmizz.sshj.userauth.password.Resource
-import org.eclipse.jgit.transport.CredentialsProvider
-import org.eclipse.jgit.transport.RemoteSession
-import org.eclipse.jgit.transport.SshSessionFactory
-import org.eclipse.jgit.transport.URIish
-import org.eclipse.jgit.util.FS
-
-sealed class SshAuthMethod(val activity: ContinuationContainerActivity) {
-    class Password(activity: ContinuationContainerActivity) : SshAuthMethod(activity)
-    class SshKey(activity: ContinuationContainerActivity) : SshAuthMethod(activity)
-    class OpenKeychain(activity: ContinuationContainerActivity) : SshAuthMethod(activity)
-}
-
-abstract class InteractivePasswordFinder : PasswordFinder {
-
-    private var isRetry = false
-
-    abstract fun askForPassword(cont: Continuation<String?>, isRetry: Boolean)
-
-    final override fun reqPassword(resource: Resource<*>?): CharArray {
-        val password = runBlocking(Dispatchers.Main) {
-            suspendCoroutine<String?> { cont ->
-                askForPassword(cont, isRetry)
-            }
-        }
-        isRetry = true
-        return password?.toCharArray()
-            ?: throw SSHException(DisconnectReason.AUTH_CANCELLED_BY_USER)
-    }
-
-    final override fun shouldRetry(resource: Resource<*>?) = true
-}
-
-class SshjSessionFactory(private val authMethod: SshAuthMethod, private val hostKeyFile: File) : SshSessionFactory() {
-
-    private var currentSession: SshjSession? = null
-
-    override fun getSession(uri: URIish, credentialsProvider: CredentialsProvider?, fs: FS?, tms: Int): RemoteSession {
-        return currentSession ?: SshjSession(uri, uri.user, authMethod, hostKeyFile).connect().also {
-            d { "New SSH connection created" }
-            currentSession = it
-        }
-    }
-
-    fun close() {
-        currentSession?.close()
-    }
-}
-
-private fun makeTofuHostKeyVerifier(hostKeyFile: File): HostKeyVerifier {
-    if (!hostKeyFile.exists()) {
-        return HostKeyVerifier { _, _, key ->
-            val digest = runCatching {
-                SecurityUtils.getMessageDigest("SHA-256")
-            }.getOrElse { e ->
-                throw SSHRuntimeException(e)
-            }
-            digest.update(PlainBuffer().putPublicKey(key).compactData)
-            val digestData = digest.digest()
-            val hostKeyEntry = "SHA256:${Base64.encodeToString(digestData, Base64.NO_WRAP)}"
-            d { "Trusting host key on first use: $hostKeyEntry" }
-            hostKeyFile.writeText(hostKeyEntry)
-            true
-        }
-    } else {
-        val hostKeyEntry = hostKeyFile.readText()
-        d { "Pinned host key: $hostKeyEntry" }
-        return FingerprintVerifier.getInstance(hostKeyEntry)
-    }
-}
-
-private class SshjSession(uri: URIish, private val username: String, private val authMethod: SshAuthMethod, private val hostKeyFile: File) : RemoteSession {
-
-    private lateinit var ssh: SSHClient
-    private var currentCommand: Session? = null
-
-    private val uri = if (uri.host.contains('@')) {
-        // URIish's String constructor cannot handle '@' in the user part of the URI and the URL
-        // constructor can't be used since Java's URL does not recognize the ssh scheme. We thus
-        // need to patch everything up ourselves.
-        d { "Before fixup: user=${uri.user}, host=${uri.host}" }
-        val userPlusHost = "${uri.user}@${uri.host}"
-        val realUser = userPlusHost.substringBeforeLast('@')
-        val realHost = userPlusHost.substringAfterLast('@')
-        uri.setUser(realUser).setHost(realHost).also { d { "After fixup: user=${it.user}, host=${it.host}" } }
-    } else {
-        uri
-    }
-
-    fun connect(): SshjSession {
-        ssh = SSHClient(SshjConfig())
-        ssh.addHostKeyVerifier(makeTofuHostKeyVerifier(hostKeyFile))
-        ssh.connect(uri.host, uri.port.takeUnless { it == -1 } ?: 22)
-        if (!ssh.isConnected)
-            throw IOException()
-        val passwordAuth = AuthPassword(CredentialFinder(authMethod.activity, AuthMode.Password))
-        when (authMethod) {
-            is SshAuthMethod.Password -> {
-                ssh.auth(username, passwordAuth)
-            }
-            is SshAuthMethod.SshKey -> {
-                val pubkeyAuth = AuthPublickey(SshKey.provide(ssh, CredentialFinder(authMethod.activity, AuthMode.SshKey)))
-                ssh.auth(username, pubkeyAuth, passwordAuth)
-            }
-            is SshAuthMethod.OpenKeychain -> {
-                runBlocking {
-                    OpenKeychainKeyProvider.prepareAndUse(authMethod.activity) { provider ->
-                        val openKeychainAuth = AuthPublickey(provider)
-                        ssh.auth(username, openKeychainAuth, passwordAuth)
-                    }
-                }
-            }
-        }
-        return this
-    }
-
-    override fun exec(commandName: String?, timeout: Int): Process {
-        if (currentCommand != null) {
-            w { "Killing old command" }
-            disconnect()
-        }
-        val session = ssh.startSession()
-        currentCommand = session
-        return SshjProcess(session.exec(commandName), timeout.toLong())
-    }
-
-    /**
-     * Kills the current command if one is running and returns the session into a state where `exec`
-     * can be called.
-     *
-     * Note that this does *not* disconnect the session. Unfortunately, the function has to be
-     * called `disconnect` to override the corresponding abstract function in `RemoteSession`.
-     */
-    override fun disconnect() {
-        currentCommand?.close()
-        currentCommand = null
-    }
-
-    fun close() {
-        disconnect()
-        ssh.close()
-    }
-}
-
-private class SshjProcess(private val command: Session.Command, private val timeout: Long) : Process() {
-
-    override fun waitFor(): Int {
-        command.join(timeout, TimeUnit.SECONDS)
-        command.close()
-        return exitValue()
-    }
-
-    override fun destroy() = command.close()
-
-    override fun getOutputStream(): OutputStream = command.outputStream
-
-    override fun getErrorStream(): InputStream = command.errorStream
-
-    override fun exitValue(): Int = command.exitStatus
-
-    override fun getInputStream(): InputStream = command.inputStream
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/model/PasswordEntry.kt b/app/src/main/java/com/zeapo/pwdstore/model/PasswordEntry.kt
deleted file mode 100644
index 5727c4ba..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/model/PasswordEntry.kt
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.model
-
-import com.github.michaelbull.result.get
-import com.zeapo.pwdstore.utils.Otp
-import com.zeapo.pwdstore.utils.TotpFinder
-import com.zeapo.pwdstore.utils.UriTotpFinder
-import java.io.ByteArrayOutputStream
-import java.io.UnsupportedEncodingException
-import java.util.Date
-
-/**
- * A single entry in password store. [totpFinder] is an implementation of [TotpFinder] that let's us
- * abstract out the Android-specific part and continue testing the class in the JVM.
- */
-class PasswordEntry(content: String, private val totpFinder: TotpFinder = UriTotpFinder()) {
-
-    val password: String
-    val username: String?
-    val digits: String
-    val totpSecret: String?
-    val totpPeriod: Long
-    val totpAlgorithm: String
-    var extraContent: String
-        private set
-
-    @Throws(UnsupportedEncodingException::class)
-    constructor(os: ByteArrayOutputStream) : this(os.toString("UTF-8"), UriTotpFinder())
-
-    init {
-        val (foundPassword, passContent) = findAndStripPassword(content.split("\n".toRegex()))
-        password = foundPassword
-        extraContent = passContent.joinToString("\n")
-        username = findUsername()
-        digits = findOtpDigits(content)
-        totpSecret = findTotpSecret(content)
-        totpPeriod = findTotpPeriod(content)
-        totpAlgorithm = findTotpAlgorithm(content)
-    }
-
-    fun hasExtraContent(): Boolean {
-        return extraContent.isNotEmpty()
-    }
-
-    fun hasTotp(): Boolean {
-        return totpSecret != null
-    }
-
-    fun hasUsername(): Boolean {
-        return username != null
-    }
-
-    fun calculateTotpCode(): String? {
-        if (totpSecret == null)
-            return null
-        return Otp.calculateCode(totpSecret, Date().time / (1000 * totpPeriod), totpAlgorithm, digits).get()
-    }
-
-    val extraContentWithoutAuthData by lazy(LazyThreadSafetyMode.NONE) {
-        var foundUsername = false
-        extraContent.splitToSequence("\n").filter { line ->
-            return@filter when {
-                USERNAME_FIELDS.any { prefix -> line.startsWith(prefix, ignoreCase = true) } && !foundUsername -> {
-                    foundUsername = true
-                    false
-                }
-                line.startsWith("otpauth://", ignoreCase = true) ||
-                    line.startsWith("totp:", ignoreCase = true) -> {
-                    false
-                }
-                else -> {
-                    true
-                }
-            }
-        }.joinToString(separator = "\n")
-    }
-
-    private fun findUsername(): String? {
-        extraContent.splitToSequence("\n").forEach { line ->
-            for (prefix in USERNAME_FIELDS) {
-                if (line.startsWith(prefix, ignoreCase = true))
-                    return line.substring(prefix.length).trimStart()
-            }
-        }
-        return null
-    }
-
-    private fun findAndStripPassword(passContent: List<String>): Pair<String, List<String>> {
-        if (UriTotpFinder.TOTP_FIELDS.any { passContent[0].startsWith(it) }) return Pair("", passContent)
-        for (line in passContent) {
-            for (prefix in PASSWORD_FIELDS) {
-                if (line.startsWith(prefix, ignoreCase = true)) {
-                    return Pair(line.substring(prefix.length).trimStart(), passContent.minus(line))
-                }
-            }
-        }
-        return Pair(passContent[0], passContent.minus(passContent[0]))
-    }
-
-    private fun findTotpSecret(decryptedContent: String): String? {
-        return totpFinder.findSecret(decryptedContent)
-    }
-
-    private fun findOtpDigits(decryptedContent: String): String {
-        return totpFinder.findDigits(decryptedContent)
-    }
-
-    private fun findTotpPeriod(decryptedContent: String): Long {
-        return totpFinder.findPeriod(decryptedContent)
-    }
-
-    private fun findTotpAlgorithm(decryptedContent: String): String {
-        return totpFinder.findAlgorithm(decryptedContent)
-    }
-
-    companion object {
-
-        val USERNAME_FIELDS = arrayOf(
-            "login:",
-            "username:",
-            "user:",
-            "account:",
-            "email:",
-            "name:",
-            "handle:",
-            "id:",
-            "identity:"
-        )
-
-        val PASSWORD_FIELDS = arrayOf(
-            "password:",
-            "secret:",
-            "pass:",
-        )
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgen/PasswordGenerator.kt b/app/src/main/java/com/zeapo/pwdstore/pwgen/PasswordGenerator.kt
deleted file mode 100644
index babd66ca..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgen/PasswordGenerator.kt
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgen
-
-import android.content.Context
-import androidx.core.content.edit
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.clearFlag
-import com.zeapo.pwdstore.utils.hasFlag
-
-enum class PasswordOption(val key: String) {
-    NoDigits("0"),
-    NoUppercaseLetters("A"),
-    NoAmbiguousCharacters("B"),
-    FullyRandom("s"),
-    AtLeastOneSymbol("y"),
-    NoLowercaseLetters("L")
-}
-
-object PasswordGenerator {
-
-    const val DEFAULT_LENGTH = 16
-
-    const val DIGITS = 0x0001
-    const val UPPERS = 0x0002
-    const val SYMBOLS = 0x0004
-    const val NO_AMBIGUOUS = 0x0008
-    const val LOWERS = 0x0020
-
-    const val DIGITS_STR = "0123456789"
-    const val UPPERS_STR = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-    const val LOWERS_STR = "abcdefghijklmnopqrstuvwxyz"
-    const val SYMBOLS_STR = "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"
-    const val AMBIGUOUS_STR = "B8G6I1l0OQDS5Z2"
-
-    /**
-     * Enables the [PasswordOption]s in [options] and sets [targetLength] as the length for
-     * generated passwords.
-     */
-    fun setPrefs(ctx: Context, options: List<PasswordOption>, targetLength: Int): Boolean {
-        ctx.getSharedPreferences("PasswordGenerator", Context.MODE_PRIVATE).edit {
-            for (possibleOption in PasswordOption.values())
-                putBoolean(possibleOption.key, possibleOption in options)
-            putInt("length", targetLength)
-        }
-        return true
-    }
-
-    fun isValidPassword(password: String, pwFlags: Int): Boolean {
-        if (pwFlags hasFlag DIGITS && password.none { it in DIGITS_STR })
-            return false
-        if (pwFlags hasFlag UPPERS && password.none { it in UPPERS_STR })
-            return false
-        if (pwFlags hasFlag LOWERS && password.none { it in LOWERS_STR })
-            return false
-        if (pwFlags hasFlag SYMBOLS && password.none { it in SYMBOLS_STR })
-            return false
-        if (pwFlags hasFlag NO_AMBIGUOUS && password.any { it in AMBIGUOUS_STR })
-            return false
-        return true
-    }
-
-    /**
-     * Generates a password using the preferences set by [setPrefs].
-     */
-    @Throws(PasswordGeneratorException::class)
-    fun generate(ctx: Context): String {
-        val prefs = ctx.getSharedPreferences("PasswordGenerator", Context.MODE_PRIVATE)
-        var numCharacterCategories = 0
-
-        var phonemes = true
-        var pwgenFlags = DIGITS or UPPERS or LOWERS
-
-        for (option in PasswordOption.values()) {
-            if (prefs.getBoolean(option.key, false)) {
-                when (option) {
-                    PasswordOption.NoDigits -> pwgenFlags = pwgenFlags.clearFlag(DIGITS)
-                    PasswordOption.NoUppercaseLetters -> pwgenFlags = pwgenFlags.clearFlag(UPPERS)
-                    PasswordOption.NoLowercaseLetters -> pwgenFlags = pwgenFlags.clearFlag(LOWERS)
-                    PasswordOption.NoAmbiguousCharacters -> pwgenFlags = pwgenFlags or NO_AMBIGUOUS
-                    PasswordOption.FullyRandom -> phonemes = false
-                    PasswordOption.AtLeastOneSymbol -> {
-                        numCharacterCategories++
-                        pwgenFlags = pwgenFlags or SYMBOLS
-                    }
-                }
-            } else {
-                // The No* options are false, so the respective character category will be included.
-                when (option) {
-                    PasswordOption.NoDigits,
-                    PasswordOption.NoUppercaseLetters,
-                    PasswordOption.NoLowercaseLetters -> {
-                        numCharacterCategories++
-                    }
-                    PasswordOption.NoAmbiguousCharacters,
-                    PasswordOption.FullyRandom,
-                        // Since AtLeastOneSymbol is not negated, it is counted in the if branch.
-                    PasswordOption.AtLeastOneSymbol -> {
-                    }
-                }
-            }
-        }
-
-        val length = prefs.getInt(PreferenceKeys.LENGTH, DEFAULT_LENGTH)
-        if (pwgenFlags.clearFlag(NO_AMBIGUOUS) == 0) {
-            throw PasswordGeneratorException(ctx.resources.getString(R.string.pwgen_no_chars_error))
-        }
-        if (length < numCharacterCategories) {
-            throw PasswordGeneratorException(ctx.resources.getString(R.string.pwgen_length_too_short_error))
-        }
-        if (!(pwgenFlags hasFlag UPPERS) && !(pwgenFlags hasFlag LOWERS)) {
-            phonemes = false
-            pwgenFlags = pwgenFlags.clearFlag(NO_AMBIGUOUS)
-        }
-        // Experiments show that phonemes may require more than 1000 iterations to generate a valid
-        // password if the length is not at least 6.
-        if (length < 6) {
-            phonemes = false
-        }
-
-        var password: String?
-        var iterations = 0
-        do {
-            if (iterations++ > 1000)
-                throw PasswordGeneratorException(ctx.resources.getString(R.string.pwgen_max_iterations_exceeded))
-            password = if (phonemes) {
-                RandomPhonemesGenerator.generate(length, pwgenFlags)
-            } else {
-                RandomPasswordGenerator.generate(length, pwgenFlags)
-            }
-        } while (password == null)
-        return password
-    }
-
-    class PasswordGeneratorException(string: String) : Exception(string)
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomNumberGenerator.kt b/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomNumberGenerator.kt
deleted file mode 100644
index 6c4c956e..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomNumberGenerator.kt
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgen
-
-import java.security.SecureRandom
-
-private val secureRandom = SecureRandom()
-
-/**
- * Returns a number between 0 (inclusive) and [exclusiveBound] (exclusive).
- */
-fun secureRandomNumber(exclusiveBound: Int) = secureRandom.nextInt(exclusiveBound)
-
-/**
- * Returns `true` and `false` with probablity 50% each.
- */
-fun secureRandomBoolean() = secureRandom.nextBoolean()
-
-/**
- * Returns `true` with probability [percentTrue]% and `false` with probability
- * `(100 - [percentTrue])`%.
- */
-fun secureRandomBiasedBoolean(percentTrue: Int): Boolean {
-    require(1 <= percentTrue) { "Probability for returning `true` must be at least 1%" }
-    require(percentTrue <= 99) { "Probability for returning `true` must be at most 99%" }
-    return secureRandomNumber(100) < percentTrue
-}
-
-fun <T> Array<T>.secureRandomElement() = this[secureRandomNumber(size)]
-fun <T> List<T>.secureRandomElement() = this[secureRandomNumber(size)]
-fun String.secureRandomCharacter() = this[secureRandomNumber(length)]
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomPasswordGenerator.kt b/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomPasswordGenerator.kt
deleted file mode 100644
index 67d8fc40..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomPasswordGenerator.kt
+++ /dev/null
@@ -1,45 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgen
-
-import com.zeapo.pwdstore.utils.hasFlag
-
-object RandomPasswordGenerator {
-
-    /**
-     * Generates a random password of length [targetLength], taking the following flags in [pwFlags]
-     * into account, or fails to do so and returns null:
-     *
-     * - [PasswordGenerator.DIGITS]: If set, the password will contain at least one digit; if not
-     *   set, the password will not contain any digits.
-     * - [PasswordGenerator.UPPERS]: If set, the password will contain at least one uppercase
-     *   letter; if not set, the password will not contain any uppercase letters.
-     * - [PasswordGenerator.LOWERS]: If set, the password will contain at least one lowercase
-     *   letter; if not set, the password will not contain any lowercase letters.
-     * - [PasswordGenerator.SYMBOLS]: If set, the password will contain at least one symbol; if not
-     *   set, the password will not contain any symbols.
-     * - [PasswordGenerator.NO_AMBIGUOUS]: If set, the password will not contain any ambiguous
-     *   characters.
-     */
-    fun generate(targetLength: Int, pwFlags: Int): String? {
-        val bank = listOfNotNull(
-            PasswordGenerator.DIGITS_STR.takeIf { pwFlags hasFlag PasswordGenerator.DIGITS },
-            PasswordGenerator.UPPERS_STR.takeIf { pwFlags hasFlag PasswordGenerator.UPPERS },
-            PasswordGenerator.LOWERS_STR.takeIf { pwFlags hasFlag PasswordGenerator.LOWERS },
-            PasswordGenerator.SYMBOLS_STR.takeIf { pwFlags hasFlag PasswordGenerator.SYMBOLS },
-        ).joinToString("")
-
-        var password = ""
-        while (password.length < targetLength) {
-            val candidate = bank.secureRandomCharacter()
-            if (pwFlags hasFlag PasswordGenerator.NO_AMBIGUOUS &&
-                candidate in PasswordGenerator.AMBIGUOUS_STR) {
-                continue
-            }
-            password += candidate
-        }
-        return password.takeIf { PasswordGenerator.isValidPassword(it, pwFlags) }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomPhonemesGenerator.kt b/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomPhonemesGenerator.kt
deleted file mode 100644
index 6687293f..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgen/RandomPhonemesGenerator.kt
+++ /dev/null
@@ -1,169 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgen
-
-import com.zeapo.pwdstore.utils.hasFlag
-import java.util.Locale
-
-object RandomPhonemesGenerator {
-
-    private const val CONSONANT = 0x0001
-    private const val VOWEL = 0x0002
-    private const val DIPHTHONG = 0x0004
-    private const val NOT_FIRST = 0x0008
-
-    private val elements = arrayOf(
-        Element("a", VOWEL),
-        Element("ae", VOWEL or DIPHTHONG),
-        Element("ah", VOWEL or DIPHTHONG),
-        Element("ai", VOWEL or DIPHTHONG),
-        Element("b", CONSONANT),
-        Element("c", CONSONANT),
-        Element("ch", CONSONANT or DIPHTHONG),
-        Element("d", CONSONANT),
-        Element("e", VOWEL),
-        Element("ee", VOWEL or DIPHTHONG),
-        Element("ei", VOWEL or DIPHTHONG),
-        Element("f", CONSONANT),
-        Element("g", CONSONANT),
-        Element("gh", CONSONANT or DIPHTHONG or NOT_FIRST),
-        Element("h", CONSONANT),
-        Element("i", VOWEL),
-        Element("ie", VOWEL or DIPHTHONG),
-        Element("j", CONSONANT),
-        Element("k", CONSONANT),
-        Element("l", CONSONANT),
-        Element("m", CONSONANT),
-        Element("n", CONSONANT),
-        Element("ng", CONSONANT or DIPHTHONG or NOT_FIRST),
-        Element("o", VOWEL),
-        Element("oh", VOWEL or DIPHTHONG),
-        Element("oo", VOWEL or DIPHTHONG),
-        Element("p", CONSONANT),
-        Element("ph", CONSONANT or DIPHTHONG),
-        Element("qu", CONSONANT or DIPHTHONG),
-        Element("r", CONSONANT),
-        Element("s", CONSONANT),
-        Element("sh", CONSONANT or DIPHTHONG),
-        Element("t", CONSONANT),
-        Element("th", CONSONANT or DIPHTHONG),
-        Element("u", VOWEL),
-        Element("v", CONSONANT),
-        Element("w", CONSONANT),
-        Element("x", CONSONANT),
-        Element("y", CONSONANT),
-        Element("z", CONSONANT)
-    )
-
-    private class Element(str: String, val flags: Int) {
-
-        val upperCase = str.toUpperCase(Locale.ROOT)
-        val lowerCase = str.toLowerCase(Locale.ROOT)
-        val length = str.length
-        val isAmbiguous = str.any { it in PasswordGenerator.AMBIGUOUS_STR }
-    }
-
-    /**
-     * Generates a random human-readable password of length [targetLength], taking the following
-     * flags in [pwFlags] into account, or fails to do so and returns null:
-     *
-     * - [PasswordGenerator.DIGITS]: If set, the password will contain at least one digit; if not
-     *   set, the password will not contain any digits.
-     * - [PasswordGenerator.UPPERS]: If set, the password will contain at least one uppercase
-     *   letter; if not set, the password will not contain any uppercase letters.
-     * - [PasswordGenerator.LOWERS]: If set, the password will contain at least one lowercase
-     *   letter; if not set and [PasswordGenerator.UPPERS] is set, the password will not contain any
-     *   lowercase characters; if both are not set, an exception is thrown.
-     * - [PasswordGenerator.SYMBOLS]: If set, the password will contain at least one symbol; if not
-     *   set, the password will not contain any symbols.
-     * - [PasswordGenerator.NO_AMBIGUOUS]: If set, the password will not contain any ambiguous
-     *   characters.
-     */
-    fun generate(targetLength: Int, pwFlags: Int): String? {
-        require(pwFlags hasFlag PasswordGenerator.UPPERS || pwFlags hasFlag PasswordGenerator.LOWERS)
-
-        var password = ""
-
-        var isStartOfPart = true
-        var nextBasicType = if (secureRandomBoolean()) VOWEL else CONSONANT
-        var previousFlags = 0
-
-        while (password.length < targetLength) {
-            // First part: Add a single letter or pronounceable pair of letters in varying case.
-
-            val candidate = elements.secureRandomElement()
-
-            // Reroll if the candidate does not fulfill the current requirements.
-            if (!candidate.flags.hasFlag(nextBasicType) ||
-                (isStartOfPart && candidate.flags hasFlag NOT_FIRST) ||
-                // Don't let a diphthong that starts with a vowel follow a vowel.
-                (previousFlags hasFlag VOWEL && candidate.flags hasFlag VOWEL && candidate.flags hasFlag DIPHTHONG) ||
-                // Don't add multi-character candidates if we would go over the targetLength.
-                (password.length + candidate.length > targetLength) ||
-                (pwFlags hasFlag PasswordGenerator.NO_AMBIGUOUS && candidate.isAmbiguous)) {
-                continue
-            }
-
-            // At this point the candidate could be appended to the password, but we still have
-            // to determine the case. If no upper case characters are required, we don't add
-            // any.
-            val useUpperIfBothCasesAllowed =
-                (isStartOfPart || candidate.flags hasFlag CONSONANT) && secureRandomBiasedBoolean(20)
-            password += if (pwFlags hasFlag PasswordGenerator.UPPERS &&
-                (!(pwFlags hasFlag PasswordGenerator.LOWERS) || useUpperIfBothCasesAllowed)) {
-                candidate.upperCase
-            } else {
-                candidate.lowerCase
-            }
-
-            // We ensured above that we will not go above the target length.
-            check(password.length <= targetLength)
-            if (password.length == targetLength)
-                break
-
-            // Second part: Add digits and symbols with a certain probability (if requested) if
-            // they would not directly follow the first character in a pronounceable part.
-
-            if (!isStartOfPart && pwFlags hasFlag PasswordGenerator.DIGITS &&
-                secureRandomBiasedBoolean(30)) {
-                var randomDigit: Char
-                do {
-                    randomDigit = secureRandomNumber(10).toString(10).first()
-                } while (pwFlags hasFlag PasswordGenerator.NO_AMBIGUOUS &&
-                    randomDigit in PasswordGenerator.AMBIGUOUS_STR)
-
-                password += randomDigit
-                // Begin a new pronounceable part after every digit.
-                isStartOfPart = true
-                nextBasicType = if (secureRandomBoolean()) VOWEL else CONSONANT
-                previousFlags = 0
-                continue
-            }
-
-            if (!isStartOfPart && pwFlags hasFlag PasswordGenerator.SYMBOLS &&
-                secureRandomBiasedBoolean(20)) {
-                var randomSymbol: Char
-                do {
-                    randomSymbol = PasswordGenerator.SYMBOLS_STR.secureRandomCharacter()
-                } while (pwFlags hasFlag PasswordGenerator.NO_AMBIGUOUS &&
-                    randomSymbol in PasswordGenerator.AMBIGUOUS_STR)
-                password += randomSymbol
-                // Continue the password generation as if nothing was added.
-            }
-
-            // Third part: Determine the basic type of the next character depending on the letter
-            // we just added.
-            nextBasicType = when {
-                candidate.flags.hasFlag(CONSONANT) -> VOWEL
-                previousFlags.hasFlag(VOWEL) || candidate.flags.hasFlag(DIPHTHONG) ||
-                    secureRandomBiasedBoolean(60) -> CONSONANT
-                else -> VOWEL
-            }
-            previousFlags = candidate.flags
-            isStartOfPart = false
-        }
-        return password.takeIf { PasswordGenerator.isValidPassword(it, pwFlags) }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/CapsType.kt b/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/CapsType.kt
deleted file mode 100644
index f98a9f10..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/CapsType.kt
+++ /dev/null
@@ -1,9 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgenxkpwd
-
-enum class CapsType {
-    lowercase, UPPERCASE, TitleCase, Sentence, As_iS
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/PasswordBuilder.kt b/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/PasswordBuilder.kt
deleted file mode 100644
index 398a955d..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/PasswordBuilder.kt
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgenxkpwd
-
-import android.content.Context
-import com.github.michaelbull.result.Result
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.pwgen.PasswordGenerator.PasswordGeneratorException
-import com.zeapo.pwdstore.pwgen.secureRandomCharacter
-import com.zeapo.pwdstore.pwgen.secureRandomElement
-import com.zeapo.pwdstore.pwgen.secureRandomNumber
-import java.util.Locale
-
-class PasswordBuilder(ctx: Context) {
-
-    private var numSymbols = 0
-    private var isAppendSymbolsSeparator = false
-    private var context = ctx
-    private var numWords = 3
-    private var maxWordLength = 9
-    private var minWordLength = 5
-    private var separator = "."
-    private var capsType = CapsType.Sentence
-    private var prependDigits = 0
-    private var numDigits = 0
-    private var isPrependWithSeparator = false
-    private var isAppendNumberSeparator = false
-
-    fun setNumberOfWords(amount: Int) = apply {
-        numWords = amount
-    }
-
-    fun setMinimumWordLength(min: Int) = apply {
-        minWordLength = min
-    }
-
-    fun setMaximumWordLength(max: Int) = apply {
-        maxWordLength = max
-    }
-
-    fun setSeparator(separator: String) = apply {
-        this.separator = separator
-    }
-
-    fun setCapitalization(capitalizationScheme: CapsType) = apply {
-        capsType = capitalizationScheme
-    }
-
-    @JvmOverloads
-    fun prependNumbers(numDigits: Int, addSeparator: Boolean = true) = apply {
-        prependDigits = numDigits
-        isPrependWithSeparator = addSeparator
-    }
-
-    @JvmOverloads
-    fun appendNumbers(numDigits: Int, addSeparator: Boolean = false) = apply {
-        this.numDigits = numDigits
-        isAppendNumberSeparator = addSeparator
-    }
-
-    @JvmOverloads
-    fun appendSymbols(numSymbols: Int, addSeparator: Boolean = false) = apply {
-        this.numSymbols = numSymbols
-        isAppendSymbolsSeparator = addSeparator
-    }
-
-    private fun generateRandomNumberSequence(totalNumbers: Int): String {
-        val numbers = StringBuilder(totalNumbers)
-        for (i in 0 until totalNumbers) {
-            numbers.append(secureRandomNumber(10))
-        }
-        return numbers.toString()
-    }
-
-    private fun generateRandomSymbolSequence(numSymbols: Int): String {
-        val numbers = StringBuilder(numSymbols)
-        for (i in 0 until numSymbols) {
-            numbers.append(SYMBOLS.secureRandomCharacter())
-        }
-        return numbers.toString()
-    }
-
-    @OptIn(ExperimentalStdlibApi::class)
-    fun create(): Result<String, Throwable> {
-        val wordBank = mutableListOf<String>()
-        val password = StringBuilder()
-
-        if (prependDigits != 0) {
-            password.append(generateRandomNumberSequence(prependDigits))
-            if (isPrependWithSeparator) {
-                password.append(separator)
-            }
-        }
-        return runCatching {
-            val dictionary = XkpwdDictionary(context)
-            val words = dictionary.words
-            for (wordLength in minWordLength..maxWordLength) {
-                wordBank.addAll(words[wordLength] ?: emptyList())
-            }
-
-            if (wordBank.size == 0) {
-                throw PasswordGeneratorException(context.getString(R.string.xkpwgen_builder_error, minWordLength, maxWordLength))
-            }
-
-            for (i in 0 until numWords) {
-                val candidate = wordBank.secureRandomElement()
-                val s = when (capsType) {
-                    CapsType.UPPERCASE -> candidate.toUpperCase(Locale.getDefault())
-                    CapsType.Sentence -> if (i == 0) candidate.capitalize(Locale.getDefault()) else candidate
-                    CapsType.TitleCase -> candidate.capitalize(Locale.getDefault())
-                    CapsType.lowercase -> candidate.toLowerCase(Locale.getDefault())
-                    CapsType.As_iS -> candidate
-                }
-                password.append(s)
-                if (i + 1 < numWords) {
-                    password.append(separator)
-                }
-            }
-            if (numDigits != 0) {
-                if (isAppendNumberSeparator) {
-                    password.append(separator)
-                }
-                password.append(generateRandomNumberSequence(numDigits))
-            }
-            if (numSymbols != 0) {
-                if (isAppendSymbolsSeparator) {
-                    password.append(separator)
-                }
-                password.append(generateRandomSymbolSequence(numSymbols))
-            }
-            password.toString()
-        }
-    }
-
-    companion object {
-
-        private const val SYMBOLS = "!@\$%^&*-_+=:|~?/.;#"
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/XkpwdDictionary.kt b/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/XkpwdDictionary.kt
deleted file mode 100644
index 2d0fbee9..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/pwgenxkpwd/XkpwdDictionary.kt
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.pwgenxkpwd
-
-import android.content.Context
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.sharedPrefs
-import java.io.File
-
-class XkpwdDictionary(context: Context) {
-
-    val words: Map<Int, List<String>>
-
-    init {
-        val prefs = context.sharedPrefs
-        val uri = prefs.getString(PreferenceKeys.PREF_KEY_CUSTOM_DICT) ?: ""
-        val customDictFile = File(context.filesDir, XKPWD_CUSTOM_DICT_FILE)
-
-        val lines = if (prefs.getBoolean(PreferenceKeys.PREF_KEY_IS_CUSTOM_DICT, false) &&
-            uri.isNotEmpty() && customDictFile.canRead()) {
-            customDictFile.readLines()
-        } else {
-            context.resources.openRawResource(R.raw.xkpwdict).bufferedReader().readLines()
-        }
-
-        words = lines.asSequence()
-            .map { it.trim() }
-            .filter { it.isNotEmpty() && !it.contains(' ') }
-            .groupBy { it.length }
-    }
-
-    companion object {
-
-        const val XKPWD_CUSTOM_DICT_FILE = "custom_dict.txt"
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/sshkeygen/ShowSshKeyFragment.kt b/app/src/main/java/com/zeapo/pwdstore/sshkeygen/ShowSshKeyFragment.kt
deleted file mode 100644
index bfa7e1c8..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/sshkeygen/ShowSshKeyFragment.kt
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.sshkeygen
-
-import android.app.Dialog
-import android.content.Intent
-import android.os.Bundle
-import androidx.fragment.app.DialogFragment
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.git.sshj.SshKey
-
-class ShowSshKeyFragment : DialogFragment() {
-
-    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        val activity = requireActivity()
-        val publicKey = SshKey.sshPublicKey
-        return MaterialAlertDialogBuilder(requireActivity()).run {
-            setMessage(getString(R.string.ssh_keygen_message, publicKey))
-            setTitle(R.string.your_public_key)
-            setNegativeButton(R.string.ssh_keygen_later) { _, _ ->
-                (activity as? SshKeyGenActivity)?.finish()
-            }
-            setPositiveButton(R.string.ssh_keygen_share) { _, _ ->
-                val sendIntent = Intent().apply {
-                    action = Intent.ACTION_SEND
-                    type = "text/plain"
-                    putExtra(Intent.EXTRA_TEXT, publicKey)
-                }
-                startActivity(Intent.createChooser(sendIntent, null))
-                (activity as? SshKeyGenActivity)?.finish()
-            }
-            create()
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeyGenActivity.kt b/app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeyGenActivity.kt
deleted file mode 100644
index d2fdab61..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/sshkeygen/SshKeyGenActivity.kt
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.sshkeygen
-
-import android.os.Bundle
-import android.security.keystore.UserNotAuthenticatedException
-import android.view.MenuItem
-import android.view.View
-import android.view.inputmethod.InputMethodManager
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import androidx.core.content.getSystemService
-import androidx.lifecycle.lifecycleScope
-import com.github.michaelbull.result.fold
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.ActivitySshKeygenBinding
-import com.zeapo.pwdstore.git.sshj.SshKey
-import com.zeapo.pwdstore.utils.BiometricAuthenticator
-import com.zeapo.pwdstore.utils.getEncryptedGitPrefs
-import com.zeapo.pwdstore.utils.keyguardManager
-import com.zeapo.pwdstore.utils.viewBinding
-import kotlin.coroutines.resume
-import kotlin.coroutines.suspendCoroutine
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-
-private enum class KeyGenType(val generateKey: suspend (requireAuthentication: Boolean) -> Unit) {
-    Rsa({ requireAuthentication ->
-        SshKey.generateKeystoreNativeKey(SshKey.Algorithm.Rsa, requireAuthentication)
-    }),
-    Ecdsa({ requireAuthentication ->
-        SshKey.generateKeystoreNativeKey(SshKey.Algorithm.Ecdsa, requireAuthentication)
-    }),
-    Ed25519({ requireAuthentication ->
-        SshKey.generateKeystoreWrappedEd25519Key(requireAuthentication)
-    }),
-}
-
-class SshKeyGenActivity : AppCompatActivity() {
-
-    private var keyGenType = KeyGenType.Ecdsa
-    private val binding by viewBinding(ActivitySshKeygenBinding::inflate)
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(binding.root)
-        supportActionBar?.setDisplayHomeAsUpEnabled(true)
-        with(binding) {
-            generate.setOnClickListener {
-                if (SshKey.exists) {
-                    MaterialAlertDialogBuilder(this@SshKeyGenActivity).run {
-                        setTitle(R.string.ssh_keygen_existing_title)
-                        setMessage(R.string.ssh_keygen_existing_message)
-                        setPositiveButton(R.string.ssh_keygen_existing_replace) { _, _ ->
-                            lifecycleScope.launch {
-                                generate()
-                            }
-                        }
-                        setNegativeButton(R.string.ssh_keygen_existing_keep) { _, _ ->
-                            finish()
-                        }
-                        show()
-                    }
-                } else {
-                    lifecycleScope.launch {
-                        generate()
-                    }
-                }
-            }
-            keyTypeGroup.check(R.id.key_type_ecdsa)
-            keyTypeExplanation.setText(R.string.ssh_keygen_explanation_ecdsa)
-            keyTypeGroup.addOnButtonCheckedListener { _, checkedId, isChecked ->
-                if (isChecked) {
-                    keyGenType = when (checkedId) {
-                        R.id.key_type_ed25519 -> KeyGenType.Ed25519
-                        R.id.key_type_ecdsa -> KeyGenType.Ecdsa
-                        R.id.key_type_rsa -> KeyGenType.Rsa
-                        else -> throw IllegalStateException("Impossible key type selection")
-                    }
-                    keyTypeExplanation.setText(when (keyGenType) {
-                        KeyGenType.Ed25519 -> R.string.ssh_keygen_explanation_ed25519
-                        KeyGenType.Ecdsa -> R.string.ssh_keygen_explanation_ecdsa
-                        KeyGenType.Rsa -> R.string.ssh_keygen_explanation_rsa
-                    })
-                }
-            }
-            keyRequireAuthentication.isEnabled = keyguardManager.isDeviceSecure
-            keyRequireAuthentication.isChecked = keyRequireAuthentication.isEnabled
-        }
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        // The back arrow in the action bar should act the same as the back button.
-        return when (item.itemId) {
-            android.R.id.home -> {
-                onBackPressed()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
-    private suspend fun generate() {
-        binding.generate.apply {
-            text = getString(R.string.ssh_key_gen_generating_progress)
-            isEnabled = false
-        }
-        binding.generate.text = getString(R.string.ssh_key_gen_generating_progress)
-        val result = runCatching {
-            withContext(Dispatchers.IO) {
-                val requireAuthentication = binding.keyRequireAuthentication.isChecked
-                if (requireAuthentication) {
-                    val result = withContext(Dispatchers.Main) {
-                        suspendCoroutine<BiometricAuthenticator.Result> { cont ->
-                            BiometricAuthenticator.authenticate(this@SshKeyGenActivity, R.string.biometric_prompt_title_ssh_keygen) {
-                                cont.resume(it)
-                            }
-                        }
-                    }
-                    if (result !is BiometricAuthenticator.Result.Success)
-                        throw UserNotAuthenticatedException(getString(R.string.biometric_auth_generic_failure))
-                }
-                keyGenType.generateKey(requireAuthentication)
-            }
-        }
-        getEncryptedGitPrefs().edit {
-            remove("ssh_key_local_passphrase")
-        }
-        binding.generate.apply {
-            text = getString(R.string.ssh_keygen_generate)
-            isEnabled = true
-        }
-        result.fold(
-            success = {
-                ShowSshKeyFragment().show(supportFragmentManager, "public_key")
-            },
-            failure = { e ->
-                e.printStackTrace()
-                MaterialAlertDialogBuilder(this)
-                    .setTitle(getString(R.string.error_generate_ssh_key))
-                    .setMessage(getString(R.string.ssh_key_error_dialog_text) + e.message)
-                    .setPositiveButton(getString(R.string.dialog_ok)) { _, _ ->
-                        finish()
-                    }
-                    .show()
-            },
-        )
-        hideKeyboard()
-    }
-
-    private fun hideKeyboard() {
-        val imm = getSystemService<InputMethodManager>() ?: return
-        var view = currentFocus
-        if (view == null) {
-            view = View(this)
-        }
-        imm.hideSoftInputFromWindow(view.windowToken, 0)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/OnOffItemAnimator.kt b/app/src/main/java/com/zeapo/pwdstore/ui/OnOffItemAnimator.kt
deleted file mode 100644
index e394e656..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/OnOffItemAnimator.kt
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.ui
-
-import androidx.recyclerview.widget.DefaultItemAnimator
-import androidx.recyclerview.widget.RecyclerView
-
-class OnOffItemAnimator : DefaultItemAnimator() {
-
-    var isEnabled: Boolean = true
-        set(value) {
-            // Defer update until no animation is running anymore.
-            isRunning { field = value }
-        }
-
-    private fun dontAnimate(viewHolder: RecyclerView.ViewHolder): Boolean {
-        dispatchAnimationFinished(viewHolder)
-        return false
-    }
-
-    override fun animateAppearance(
-        viewHolder: RecyclerView.ViewHolder,
-        preLayoutInfo: ItemHolderInfo?,
-        postLayoutInfo: ItemHolderInfo
-    ): Boolean {
-        return if (isEnabled) {
-            super.animateAppearance(viewHolder, preLayoutInfo, postLayoutInfo)
-        } else {
-            dontAnimate(viewHolder)
-        }
-    }
-
-    override fun animateChange(
-        oldHolder: RecyclerView.ViewHolder,
-        newHolder: RecyclerView.ViewHolder,
-        preInfo: ItemHolderInfo,
-        postInfo: ItemHolderInfo
-    ): Boolean {
-        return if (isEnabled) {
-            super.animateChange(oldHolder, newHolder, preInfo, postInfo)
-        } else {
-            dontAnimate(oldHolder)
-        }
-    }
-
-    override fun animateDisappearance(
-        viewHolder: RecyclerView.ViewHolder,
-        preLayoutInfo: ItemHolderInfo,
-        postLayoutInfo: ItemHolderInfo?
-    ): Boolean {
-        return if (isEnabled) {
-            super.animateDisappearance(viewHolder, preLayoutInfo, postLayoutInfo)
-        } else {
-            dontAnimate(viewHolder)
-        }
-    }
-
-    override fun animatePersistence(
-        viewHolder: RecyclerView.ViewHolder,
-        preInfo: ItemHolderInfo,
-        postInfo: ItemHolderInfo
-    ): Boolean {
-        return if (isEnabled) {
-            super.animatePersistence(viewHolder, preInfo, postInfo)
-        } else {
-            dontAnimate(viewHolder)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/adapters/PasswordItemRecyclerAdapter.kt b/app/src/main/java/com/zeapo/pwdstore/ui/adapters/PasswordItemRecyclerAdapter.kt
deleted file mode 100644
index 38315876..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/adapters/PasswordItemRecyclerAdapter.kt
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.ui.adapters
-
-import android.text.SpannableString
-import android.text.style.RelativeSizeSpan
-import android.view.MotionEvent
-import android.view.View
-import androidx.appcompat.widget.AppCompatImageView
-import androidx.appcompat.widget.AppCompatTextView
-import androidx.recyclerview.selection.ItemDetailsLookup
-import androidx.recyclerview.selection.Selection
-import androidx.recyclerview.widget.RecyclerView
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.SearchableRepositoryAdapter
-import com.zeapo.pwdstore.stableId
-import com.zeapo.pwdstore.utils.PasswordItem
-
-open class PasswordItemRecyclerAdapter :
-    SearchableRepositoryAdapter<PasswordItemRecyclerAdapter.PasswordItemViewHolder>(
-        R.layout.password_row_layout,
-        ::PasswordItemViewHolder,
-        PasswordItemViewHolder::bind
-    ) {
-
-    fun makeSelectable(recyclerView: RecyclerView) {
-        makeSelectable(recyclerView, ::PasswordItemDetailsLookup)
-    }
-
-    override fun onItemClicked(listener: (holder: PasswordItemViewHolder, item: PasswordItem) -> Unit): PasswordItemRecyclerAdapter {
-        return super.onItemClicked(listener) as PasswordItemRecyclerAdapter
-    }
-
-    override fun onSelectionChanged(listener: (selection: Selection<String>) -> Unit): PasswordItemRecyclerAdapter {
-        return super.onSelectionChanged(listener) as PasswordItemRecyclerAdapter
-    }
-
-    class PasswordItemViewHolder(view: View) : RecyclerView.ViewHolder(view) {
-
-        private val name: AppCompatTextView = itemView.findViewById(R.id.label)
-        private val childCount: AppCompatTextView = itemView.findViewById(R.id.child_count)
-        private val folderIndicator: AppCompatImageView =
-            itemView.findViewById(R.id.folder_indicator)
-        lateinit var itemDetails: ItemDetailsLookup.ItemDetails<String>
-
-        fun bind(item: PasswordItem) {
-            val parentPath = item.fullPathToParent.replace("(^/)|(/$)".toRegex(), "")
-            val source = if (parentPath.isNotEmpty()) {
-                "$parentPath\n$item"
-            } else {
-                "$item"
-            }
-            val spannable = SpannableString(source)
-            spannable.setSpan(RelativeSizeSpan(0.7f), 0, parentPath.length, 0)
-            name.text = spannable
-            if (item.type == PasswordItem.TYPE_CATEGORY) {
-                folderIndicator.visibility = View.VISIBLE
-                val count = item.file.listFiles { path -> path.isDirectory || path.extension == "gpg" }?.size ?: 0
-                childCount.visibility = if (count > 0) View.VISIBLE else View.GONE
-                childCount.text = "$count"
-            } else {
-                childCount.visibility = View.GONE
-                folderIndicator.visibility = View.GONE
-            }
-            itemDetails = object : ItemDetailsLookup.ItemDetails<String>() {
-                override fun getPosition() = absoluteAdapterPosition
-                override fun getSelectionKey() = item.stableId
-            }
-        }
-    }
-
-    class PasswordItemDetailsLookup(private val recyclerView: RecyclerView) :
-        ItemDetailsLookup<String>() {
-
-        override fun getItemDetails(event: MotionEvent): ItemDetails<String>? {
-            val view = recyclerView.findChildViewUnder(event.x, event.y) ?: return null
-            return (recyclerView.getChildViewHolder(view) as PasswordItemViewHolder).itemDetails
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/BasicBottomSheet.kt b/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/BasicBottomSheet.kt
deleted file mode 100644
index 6f028009..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/BasicBottomSheet.kt
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.ui.dialogs
-
-import android.content.Context
-import android.graphics.drawable.GradientDrawable
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.view.ViewTreeObserver
-import android.widget.FrameLayout
-import androidx.annotation.StringRes
-import androidx.core.view.isVisible
-import com.google.android.material.bottomsheet.BottomSheetBehavior
-import com.google.android.material.bottomsheet.BottomSheetDialog
-import com.google.android.material.bottomsheet.BottomSheetDialogFragment
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.BasicBottomSheetBinding
-import com.zeapo.pwdstore.utils.resolveAttribute
-import com.zeapo.pwdstore.utils.viewBinding
-
-/**
- * [BottomSheetDialogFragment] that exposes a simple [androidx.appcompat.app.AlertDialog] like
- * API through [Builder] to create a similar UI, just at the bottom of the screen.
- */
-class BasicBottomSheet private constructor(
-    val title: String?,
-    val message: String,
-    val positiveButtonLabel: String?,
-    val negativeButtonLabel: String?,
-    val positiveButtonClickListener: View.OnClickListener?,
-    val negativeButtonClickListener: View.OnClickListener?,
-) : BottomSheetDialogFragment() {
-
-    private val binding by viewBinding(BasicBottomSheetBinding::bind)
-
-    private var behavior: BottomSheetBehavior<FrameLayout>? = null
-    private val bottomSheetCallback = object : BottomSheetBehavior.BottomSheetCallback() {
-        override fun onSlide(bottomSheet: View, slideOffset: Float) {
-        }
-
-        override fun onStateChanged(bottomSheet: View, newState: Int) {
-            if (newState == BottomSheetBehavior.STATE_COLLAPSED) {
-                dismiss()
-            }
-        }
-    }
-
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        if (savedInstanceState != null) dismiss()
-        return layoutInflater.inflate(R.layout.basic_bottom_sheet, container, false)
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        view.viewTreeObserver.addOnGlobalLayoutListener(object : ViewTreeObserver.OnGlobalLayoutListener {
-            override fun onGlobalLayout() {
-                view.viewTreeObserver.removeOnGlobalLayoutListener(this)
-                val dialog = dialog as BottomSheetDialog? ?: return
-                behavior = dialog.behavior
-                behavior?.apply {
-                    state = BottomSheetBehavior.STATE_EXPANDED
-                    peekHeight = 0
-                    addBottomSheetCallback(bottomSheetCallback)
-                }
-                if (!title.isNullOrEmpty()) {
-                    binding.bottomSheetTitle.isVisible = true
-                    binding.bottomSheetTitle.text = title
-                }
-                binding.bottomSheetMessage.text = message
-                if (positiveButtonClickListener != null) {
-                    positiveButtonLabel?.let { buttonLbl ->
-                        binding.bottomSheetOkButton.text = buttonLbl
-                    }
-                    binding.bottomSheetOkButton.isVisible = true
-                    binding.bottomSheetOkButton.setOnClickListener {
-                        positiveButtonClickListener.onClick(it)
-                        dismiss()
-                    }
-                }
-                if (negativeButtonClickListener != null) {
-                    binding.bottomSheetCancelButton.isVisible = true
-                    negativeButtonLabel?.let { buttonLbl ->
-                        binding.bottomSheetCancelButton.text = buttonLbl
-                    }
-                    binding.bottomSheetCancelButton.setOnClickListener {
-                        negativeButtonClickListener.onClick(it)
-                        dismiss()
-                    }
-                }
-            }
-        })
-        val gradientDrawable = GradientDrawable().apply {
-            setColor(requireContext().resolveAttribute(android.R.attr.windowBackground))
-        }
-        view.background = gradientDrawable
-    }
-
-    override fun dismiss() {
-        super.dismiss()
-        behavior?.removeBottomSheetCallback(bottomSheetCallback)
-    }
-
-    class Builder(val context: Context) {
-
-        private var title: String? = null
-        private var message: String? = null
-        private var positiveButtonLabel: String? = null
-        private var negativeButtonLabel: String? = null
-        private var positiveButtonClickListener: View.OnClickListener? = null
-        private var negativeButtonClickListener: View.OnClickListener? = null
-
-        fun setTitleRes(@StringRes titleRes: Int): Builder {
-            this.title = context.resources.getString(titleRes)
-            return this
-        }
-
-        fun setTitle(title: String): Builder {
-            this.title = title
-            return this
-        }
-
-        fun setMessageRes(@StringRes messageRes: Int): Builder {
-            this.message = context.resources.getString(messageRes)
-            return this
-        }
-
-        fun setMessage(message: String): Builder {
-            this.message = message
-            return this
-        }
-
-        fun setPositiveButtonClickListener(buttonLabel: String? = null, listener: View.OnClickListener): Builder {
-            this.positiveButtonClickListener = listener
-            this.positiveButtonLabel = buttonLabel
-            return this
-        }
-
-        fun setNegativeButtonClickListener(buttonLabel: String? = null, listener: View.OnClickListener): Builder {
-            this.negativeButtonClickListener = listener
-            this.negativeButtonLabel = buttonLabel
-            return this
-        }
-
-        fun build(): BasicBottomSheet {
-            require(message != null) { "Message needs to be set" }
-            return BasicBottomSheet(
-                title,
-                message!!,
-                positiveButtonLabel,
-                negativeButtonLabel,
-                positiveButtonClickListener,
-                negativeButtonClickListener
-            )
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/FolderCreationDialogFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/FolderCreationDialogFragment.kt
deleted file mode 100644
index d5dd9b43..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/FolderCreationDialogFragment.kt
+++ /dev/null
@@ -1,106 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.ui.dialogs
-
-import android.app.Dialog
-import android.content.Intent
-import android.os.Bundle
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.appcompat.app.AlertDialog
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.os.bundleOf
-import androidx.fragment.app.DialogFragment
-import androidx.lifecycle.lifecycleScope
-import com.google.android.material.checkbox.MaterialCheckBox
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.google.android.material.textfield.TextInputEditText
-import com.google.android.material.textfield.TextInputLayout
-import com.zeapo.pwdstore.PasswordStore
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.crypto.BasePgpActivity
-import com.zeapo.pwdstore.crypto.GetKeyIdsActivity
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.commitChange
-import com.zeapo.pwdstore.utils.requestInputFocusOnView
-import java.io.File
-import kotlinx.coroutines.launch
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-
-class FolderCreationDialogFragment : DialogFragment() {
-
-    private lateinit var newFolder: File
-
-    private val keySelectAction = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-        if (result.resultCode == AppCompatActivity.RESULT_OK) {
-            result.data?.getStringArrayExtra(OpenPgpApi.EXTRA_KEY_IDS)?.let { keyIds ->
-                val gpgIdentifierFile = File(newFolder, ".gpg-id")
-                gpgIdentifierFile.writeText(keyIds.joinToString("\n"))
-                val repo = PasswordRepository.getRepository(null)
-                if (repo != null) {
-                    lifecycleScope.launch {
-                        val repoPath = PasswordRepository.getRepositoryDirectory().absolutePath
-                        requireActivity().commitChange(
-                            getString(
-                                R.string.git_commit_gpg_id,
-                                BasePgpActivity.getLongName(gpgIdentifierFile.parentFile!!.absolutePath, repoPath, gpgIdentifierFile.name)
-                            ),
-                        )
-                        dismiss()
-                    }
-                }
-            }
-        }
-    }
-
-    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        val alertDialogBuilder = MaterialAlertDialogBuilder(requireContext())
-        alertDialogBuilder.setTitle(R.string.title_create_folder)
-        alertDialogBuilder.setView(R.layout.folder_dialog_fragment)
-        alertDialogBuilder.setPositiveButton(getString(R.string.button_create), null)
-        alertDialogBuilder.setNegativeButton(getString(android.R.string.cancel)) { _, _ ->
-            dismiss()
-        }
-        val dialog = alertDialogBuilder.create()
-        dialog.requestInputFocusOnView<TextInputEditText>(R.id.folder_name_text)
-        dialog.setOnShowListener {
-            dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener {
-                createDirectory(requireArguments().getString(CURRENT_DIR_EXTRA)!!)
-            }
-        }
-        return dialog
-    }
-
-    private fun createDirectory(currentDir: String) {
-        val dialog = requireDialog()
-        val folderNameView = dialog.findViewById<TextInputEditText>(R.id.folder_name_text)
-        val folderNameViewContainer = dialog.findViewById<TextInputLayout>(R.id.folder_name_container)
-        newFolder = File("$currentDir/${folderNameView.text}")
-        folderNameViewContainer.error = when {
-            newFolder.isFile -> getString(R.string.folder_creation_err_file_exists)
-            newFolder.isDirectory -> getString(R.string.folder_creation_err_folder_exists)
-            else -> null
-        }
-        if (folderNameViewContainer.error != null) return
-        newFolder.mkdirs()
-        (requireActivity() as PasswordStore).refreshPasswordList(newFolder)
-        if (dialog.findViewById<MaterialCheckBox>(R.id.set_gpg_key).isChecked) {
-            keySelectAction.launch(Intent(requireContext(), GetKeyIdsActivity::class.java))
-            return
-        } else {
-            dismiss()
-        }
-    }
-
-    companion object {
-
-        private const val CURRENT_DIR_EXTRA = "CURRENT_DIRECTORY"
-        fun newInstance(startingDirectory: String): FolderCreationDialogFragment {
-            val extras = bundleOf(CURRENT_DIR_EXTRA to startingDirectory)
-            val fragment = FolderCreationDialogFragment()
-            fragment.arguments = extras
-            return fragment
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/ItemCreationBottomSheet.kt b/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/ItemCreationBottomSheet.kt
deleted file mode 100644
index 5acc8091..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/ItemCreationBottomSheet.kt
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.ui.dialogs
-
-import android.graphics.drawable.GradientDrawable
-import android.os.Bundle
-import android.view.LayoutInflater
-import android.view.View
-import android.view.ViewGroup
-import android.view.ViewTreeObserver
-import android.widget.FrameLayout
-import androidx.core.os.bundleOf
-import androidx.fragment.app.setFragmentResult
-import com.google.android.material.bottomsheet.BottomSheetBehavior
-import com.google.android.material.bottomsheet.BottomSheetDialog
-import com.google.android.material.bottomsheet.BottomSheetDialogFragment
-import com.zeapo.pwdstore.PasswordFragment.Companion.ACTION_FOLDER
-import com.zeapo.pwdstore.PasswordFragment.Companion.ACTION_KEY
-import com.zeapo.pwdstore.PasswordFragment.Companion.ACTION_PASSWORD
-import com.zeapo.pwdstore.PasswordFragment.Companion.ITEM_CREATION_REQUEST_KEY
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.utils.resolveAttribute
-
-class ItemCreationBottomSheet : BottomSheetDialogFragment() {
-
-    private var behavior: BottomSheetBehavior<FrameLayout>? = null
-    private val bottomSheetCallback = object : BottomSheetBehavior.BottomSheetCallback() {
-        override fun onSlide(bottomSheet: View, slideOffset: Float) {
-        }
-
-        override fun onStateChanged(bottomSheet: View, newState: Int) {
-            if (newState == BottomSheetBehavior.STATE_COLLAPSED) {
-                dismiss()
-            }
-        }
-    }
-
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        if (savedInstanceState != null) dismiss()
-        return inflater.inflate(R.layout.item_create_sheet, container, false)
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        view.viewTreeObserver.addOnGlobalLayoutListener(object : ViewTreeObserver.OnGlobalLayoutListener {
-            override fun onGlobalLayout() {
-                view.viewTreeObserver.removeOnGlobalLayoutListener(this)
-                val dialog = dialog as BottomSheetDialog? ?: return
-                behavior = dialog.behavior
-                behavior?.apply {
-                    state = BottomSheetBehavior.STATE_EXPANDED
-                    peekHeight = 0
-                    addBottomSheetCallback(bottomSheetCallback)
-                }
-                dialog.findViewById<View>(R.id.create_folder)?.setOnClickListener {
-                    setFragmentResult(ITEM_CREATION_REQUEST_KEY, bundleOf(ACTION_KEY to ACTION_FOLDER))
-                    dismiss()
-                }
-                dialog.findViewById<View>(R.id.create_password)?.setOnClickListener {
-                    setFragmentResult(ITEM_CREATION_REQUEST_KEY, bundleOf(ACTION_KEY to ACTION_PASSWORD))
-                    dismiss()
-                }
-            }
-        })
-        val gradientDrawable = GradientDrawable().apply {
-            setColor(requireContext().resolveAttribute(android.R.attr.windowBackground))
-        }
-        view.background = gradientDrawable
-    }
-
-    override fun dismiss() {
-        super.dismiss()
-        behavior?.removeBottomSheetCallback(bottomSheetCallback)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/PasswordGeneratorDialogFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/PasswordGeneratorDialogFragment.kt
deleted file mode 100644
index 7aa66a03..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/PasswordGeneratorDialogFragment.kt
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.ui.dialogs
-
-import android.annotation.SuppressLint
-import android.app.AlertDialog
-import android.app.Dialog
-import android.content.Context
-import android.graphics.Typeface
-import android.os.Bundle
-import android.widget.CheckBox
-import android.widget.EditText
-import android.widget.Toast
-import androidx.annotation.IdRes
-import androidx.appcompat.widget.AppCompatEditText
-import androidx.appcompat.widget.AppCompatTextView
-import androidx.fragment.app.DialogFragment
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.pwgen.PasswordGenerator
-import com.zeapo.pwdstore.pwgen.PasswordGenerator.generate
-import com.zeapo.pwdstore.pwgen.PasswordGenerator.setPrefs
-import com.zeapo.pwdstore.pwgen.PasswordOption
-import com.zeapo.pwdstore.utils.PreferenceKeys
-
-class PasswordGeneratorDialogFragment : DialogFragment() {
-
-    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        val callingActivity = requireActivity()
-        val inflater = callingActivity.layoutInflater
-
-        @SuppressLint("InflateParams")
-        val view = inflater.inflate(R.layout.fragment_pwgen, null)
-        val monoTypeface = Typeface.createFromAsset(callingActivity.assets, "fonts/sourcecodepro.ttf")
-        val prefs = requireActivity().applicationContext
-            .getSharedPreferences("PasswordGenerator", Context.MODE_PRIVATE)
-
-        view.findViewById<CheckBox>(R.id.numerals)?.isChecked = !prefs.getBoolean(PasswordOption.NoDigits.key, false)
-        view.findViewById<CheckBox>(R.id.symbols)?.isChecked = prefs.getBoolean(PasswordOption.AtLeastOneSymbol.key, false)
-        view.findViewById<CheckBox>(R.id.uppercase)?.isChecked = !prefs.getBoolean(PasswordOption.NoUppercaseLetters.key, false)
-        view.findViewById<CheckBox>(R.id.lowercase)?.isChecked = !prefs.getBoolean(PasswordOption.NoLowercaseLetters.key, false)
-        view.findViewById<CheckBox>(R.id.ambiguous)?.isChecked = !prefs.getBoolean(PasswordOption.NoAmbiguousCharacters.key, false)
-        view.findViewById<CheckBox>(R.id.pronounceable)?.isChecked = !prefs.getBoolean(PasswordOption.FullyRandom.key, true)
-
-        val textView: AppCompatEditText = view.findViewById(R.id.lengthNumber)
-        textView.setText(prefs.getInt(PreferenceKeys.LENGTH, 20).toString())
-        val passwordText: AppCompatTextView = view.findViewById(R.id.passwordText)
-        passwordText.typeface = monoTypeface
-        return MaterialAlertDialogBuilder(requireContext()).run {
-            setTitle(R.string.pwgen_title)
-            setView(view)
-            setPositiveButton(R.string.dialog_ok) { _, _ ->
-                val edit = callingActivity.findViewById<EditText>(R.id.password)
-                edit.setText(passwordText.text)
-            }
-            setNeutralButton(R.string.dialog_cancel) { _, _ -> }
-            setNegativeButton(R.string.pwgen_generate, null)
-            create()
-        }.apply {
-            setOnShowListener {
-                generate(passwordText)
-                getButton(AlertDialog.BUTTON_NEGATIVE).setOnClickListener {
-                    generate(passwordText)
-                }
-            }
-        }
-    }
-
-    private fun generate(passwordField: AppCompatTextView) {
-        setPreferences()
-        passwordField.text = runCatching {
-            generate(requireContext().applicationContext)
-        }.getOrElse { e ->
-            Toast.makeText(requireActivity(), e.message, Toast.LENGTH_SHORT).show()
-            ""
-        }
-    }
-
-    private fun isChecked(@IdRes id: Int): Boolean {
-        return requireDialog().findViewById<CheckBox>(id).isChecked
-    }
-
-    private fun setPreferences() {
-        val preferences = listOfNotNull(
-            PasswordOption.NoDigits.takeIf { !isChecked(R.id.numerals) },
-            PasswordOption.AtLeastOneSymbol.takeIf { isChecked(R.id.symbols) },
-            PasswordOption.NoUppercaseLetters.takeIf { !isChecked(R.id.uppercase) },
-            PasswordOption.NoAmbiguousCharacters.takeIf { !isChecked(R.id.ambiguous) },
-            PasswordOption.FullyRandom.takeIf { !isChecked(R.id.pronounceable) },
-            PasswordOption.NoLowercaseLetters.takeIf { !isChecked(R.id.lowercase) }
-        )
-        val lengthText = requireDialog().findViewById<EditText>(R.id.lengthNumber).text.toString()
-        val length = lengthText.toIntOrNull()?.takeIf { it >= 0 }
-            ?: PasswordGenerator.DEFAULT_LENGTH
-        setPrefs(requireActivity().applicationContext, preferences, length)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/XkPasswordGeneratorDialogFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/XkPasswordGeneratorDialogFragment.kt
deleted file mode 100644
index 274330bb..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/dialogs/XkPasswordGeneratorDialogFragment.kt
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.ui.dialogs
-
-import android.app.Dialog
-import android.content.Context
-import android.content.SharedPreferences
-import android.graphics.Typeface
-import android.os.Bundle
-import android.widget.EditText
-import android.widget.Toast
-import androidx.appcompat.app.AlertDialog
-import androidx.appcompat.widget.AppCompatTextView
-import androidx.core.content.edit
-import androidx.fragment.app.DialogFragment
-import com.github.ajalt.timberkt.Timber.tag
-import com.github.michaelbull.result.fold
-import com.github.michaelbull.result.getOr
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.FragmentXkpwgenBinding
-import com.zeapo.pwdstore.pwgenxkpwd.CapsType
-import com.zeapo.pwdstore.pwgenxkpwd.PasswordBuilder
-import com.zeapo.pwdstore.utils.getString
-
-/** A placeholder fragment containing a simple view.  */
-class XkPasswordGeneratorDialogFragment : DialogFragment() {
-
-    private lateinit var prefs: SharedPreferences
-    private lateinit var binding: FragmentXkpwgenBinding
-
-    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
-        val builder = MaterialAlertDialogBuilder(requireContext())
-        val callingActivity = requireActivity()
-        val inflater = callingActivity.layoutInflater
-        binding = FragmentXkpwgenBinding.inflate(inflater)
-
-        val monoTypeface = Typeface.createFromAsset(callingActivity.assets, "fonts/sourcecodepro.ttf")
-
-        builder.setView(binding.root)
-
-        prefs = callingActivity.getSharedPreferences("PasswordGenerator", Context.MODE_PRIVATE)
-
-        val previousStoredCapStyle: String = runCatching {
-            prefs.getString(PREF_KEY_CAPITALS_STYLE)!!
-        }.getOr(DEFAULT_CAPS_STYLE)
-
-        val lastCapitalsStyleIndex: Int = runCatching {
-            CapsType.valueOf(previousStoredCapStyle).ordinal
-        }.getOr(DEFAULT_CAPS_INDEX)
-        binding.xkCapType.setSelection(lastCapitalsStyleIndex)
-        binding.xkNumWords.setText(prefs.getString(PREF_KEY_NUM_WORDS, DEFAULT_NUMBER_OF_WORDS))
-
-        binding.xkSeparator.setText(prefs.getString(PREF_KEY_SEPARATOR, DEFAULT_WORD_SEPARATOR))
-        binding.xkNumberSymbolMask.setText(prefs.getString(PREF_KEY_EXTRA_SYMBOLS_MASK, DEFAULT_EXTRA_SYMBOLS_MASK))
-
-        binding.xkPasswordText.typeface = monoTypeface
-
-        builder.setPositiveButton(resources.getString(R.string.dialog_ok)) { _, _ ->
-            setPreferences()
-            val edit = callingActivity.findViewById<EditText>(R.id.password)
-            edit.setText(binding.xkPasswordText.text)
-        }
-
-        // flip neutral and negative buttons
-        builder.setNeutralButton(resources.getString(R.string.dialog_cancel)) { _, _ -> }
-        builder.setNegativeButton(resources.getString(R.string.pwgen_generate), null)
-
-        val dialog = builder.setTitle(this.resources.getString(R.string.xkpwgen_title)).create()
-
-        dialog.setOnShowListener {
-            setPreferences()
-            makeAndSetPassword(binding.xkPasswordText)
-
-            dialog.getButton(AlertDialog.BUTTON_NEGATIVE).setOnClickListener {
-                setPreferences()
-                makeAndSetPassword(binding.xkPasswordText)
-            }
-        }
-        return dialog
-    }
-
-    private fun makeAndSetPassword(passwordText: AppCompatTextView) {
-        PasswordBuilder(requireContext())
-            .setNumberOfWords(Integer.valueOf(binding.xkNumWords.text.toString()))
-            .setMinimumWordLength(DEFAULT_MIN_WORD_LENGTH)
-            .setMaximumWordLength(DEFAULT_MAX_WORD_LENGTH)
-            .setSeparator(binding.xkSeparator.text.toString())
-            .appendNumbers(binding.xkNumberSymbolMask.text!!.count { c -> c == EXTRA_CHAR_PLACEHOLDER_DIGIT })
-            .appendSymbols(binding.xkNumberSymbolMask.text!!.count { c -> c == EXTRA_CHAR_PLACEHOLDER_SYMBOL })
-            .setCapitalization(CapsType.valueOf(binding.xkCapType.selectedItem.toString())).create()
-            .fold(
-                success = { passwordText.text = it },
-                failure = { e ->
-                    Toast.makeText(requireActivity(), e.message, Toast.LENGTH_SHORT).show()
-                    tag("xkpw").e(e, "failure generating xkpasswd")
-                    passwordText.text = FALLBACK_ERROR_PASS
-                },
-            )
-    }
-
-    private fun setPreferences() {
-        prefs.edit {
-            putString(PREF_KEY_CAPITALS_STYLE, binding.xkCapType.selectedItem.toString())
-            putString(PREF_KEY_NUM_WORDS, binding.xkNumWords.text.toString())
-            putString(PREF_KEY_SEPARATOR, binding.xkSeparator.text.toString())
-            putString(PREF_KEY_EXTRA_SYMBOLS_MASK, binding.xkNumberSymbolMask.text.toString())
-        }
-    }
-
-    companion object {
-
-        const val PREF_KEY_CAPITALS_STYLE = "pref_key_capitals_style"
-        const val PREF_KEY_NUM_WORDS = "pref_key_num_words"
-        const val PREF_KEY_SEPARATOR = "pref_key_separator"
-        const val PREF_KEY_EXTRA_SYMBOLS_MASK = "pref_key_xkpwgen_extra_symbols_mask"
-        val DEFAULT_CAPS_STYLE = CapsType.Sentence.name
-        val DEFAULT_CAPS_INDEX = CapsType.Sentence.ordinal
-        const val DEFAULT_NUMBER_OF_WORDS = "3"
-        const val DEFAULT_WORD_SEPARATOR = "."
-        const val DEFAULT_EXTRA_SYMBOLS_MASK = "ds"
-        const val DEFAULT_MIN_WORD_LENGTH = 3
-        const val DEFAULT_MAX_WORD_LENGTH = 9
-        const val FALLBACK_ERROR_PASS = "42"
-        const val EXTRA_CHAR_PLACEHOLDER_DIGIT = 'd'
-        const val EXTRA_CHAR_PLACEHOLDER_SYMBOL = 's'
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/activity/OnboardingActivity.kt b/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/activity/OnboardingActivity.kt
deleted file mode 100644
index b81efb4c..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/activity/OnboardingActivity.kt
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright © 2019-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.ui.onboarding.activity
-
-import android.os.Bundle
-import androidx.appcompat.app.AppCompatActivity
-import com.zeapo.pwdstore.R
-
-class OnboardingActivity : AppCompatActivity(R.layout.activity_onboarding) {
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        supportActionBar?.hide()
-    }
-
-    override fun onBackPressed() {
-        if (supportFragmentManager.backStackEntryCount == 0) {
-            finishAffinity()
-        } else {
-            super.onBackPressed()
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/CloneFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/CloneFragment.kt
deleted file mode 100644
index acd0151c..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/CloneFragment.kt
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright © 2019-2020 The Android Password Store Authors. All Rights Reserved.
- *  SPDX-License-Identifier: GPL-3.0-only
- *
- */
-
-package com.zeapo.pwdstore.ui.onboarding.fragments
-
-import android.os.Bundle
-import android.view.View
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import androidx.fragment.app.Fragment
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.FragmentCloneBinding
-import com.zeapo.pwdstore.git.GitServerConfigActivity
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.finish
-import com.zeapo.pwdstore.utils.performTransactionWithBackStack
-import com.zeapo.pwdstore.utils.sharedPrefs
-import com.zeapo.pwdstore.utils.viewBinding
-
-class CloneFragment : Fragment(R.layout.fragment_clone) {
-
-    private val binding by viewBinding(FragmentCloneBinding::bind)
-
-    private val settings by lazy(LazyThreadSafetyMode.NONE) { requireActivity().applicationContext.sharedPrefs }
-
-    private val cloneAction = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-        if (result.resultCode == AppCompatActivity.RESULT_OK) {
-            settings.edit { putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, true) }
-            finish()
-        }
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        binding.cloneRemote.setOnClickListener {
-            cloneToHiddenDir()
-        }
-        binding.createLocal.setOnClickListener {
-            parentFragmentManager.performTransactionWithBackStack(RepoLocationFragment.newInstance())
-        }
-    }
-
-    /**
-     * Clones a remote Git repository to the app's private directory
-     */
-    private fun cloneToHiddenDir() {
-        settings.edit { putBoolean(PreferenceKeys.GIT_EXTERNAL, false) }
-        cloneAction.launch(GitServerConfigActivity.createCloneIntent(requireContext()))
-    }
-
-    companion object {
-
-        fun newInstance(): CloneFragment = CloneFragment()
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/KeySelectionFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/KeySelectionFragment.kt
deleted file mode 100644
index 3dc03954..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/KeySelectionFragment.kt
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.ui.onboarding.fragments
-
-import android.content.Intent
-import android.os.Bundle
-import android.view.View
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import androidx.fragment.app.Fragment
-import androidx.lifecycle.lifecycleScope
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.crypto.GetKeyIdsActivity
-import com.zeapo.pwdstore.databinding.FragmentKeySelectionBinding
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.commitChange
-import com.zeapo.pwdstore.utils.finish
-import com.zeapo.pwdstore.utils.sharedPrefs
-import com.zeapo.pwdstore.utils.viewBinding
-import java.io.File
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import me.msfjarvis.openpgpktx.util.OpenPgpApi
-
-class KeySelectionFragment : Fragment(R.layout.fragment_key_selection) {
-
-    private val settings by lazy(LazyThreadSafetyMode.NONE) { requireActivity().applicationContext.sharedPrefs }
-    private val binding by viewBinding(FragmentKeySelectionBinding::bind)
-
-    private val gpgKeySelectAction = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-        if (result.resultCode == AppCompatActivity.RESULT_OK) {
-            result.data?.getStringArrayExtra(OpenPgpApi.EXTRA_KEY_IDS)?.let { keyIds ->
-                lifecycleScope.launch {
-                    withContext(Dispatchers.IO) {
-                        val gpgIdentifierFile = File(PasswordRepository.getRepositoryDirectory(), ".gpg-id")
-                        gpgIdentifierFile.writeText(keyIds.joinToString("\n"))
-                    }
-                    settings.edit { putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, true) }
-                    requireActivity().commitChange(getString(
-                        R.string.git_commit_gpg_id,
-                        getString(R.string.app_name)
-                    ))
-                }
-            }
-        } else {
-            throw IllegalStateException("Failed to initialize repository state.")
-        }
-        finish()
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        binding.selectKey.setOnClickListener { gpgKeySelectAction.launch(Intent(requireContext(), GetKeyIdsActivity::class.java)) }
-    }
-
-    companion object {
-
-        fun newInstance() = KeySelectionFragment()
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/RepoLocationFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/RepoLocationFragment.kt
deleted file mode 100644
index bea0ce3e..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/RepoLocationFragment.kt
+++ /dev/null
@@ -1,192 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- *
- */
-
-package com.zeapo.pwdstore.ui.onboarding.fragments
-
-import android.Manifest
-import android.os.Bundle
-import android.view.View
-import androidx.activity.result.contract.ActivityResultContracts
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import androidx.fragment.app.Fragment
-import com.github.ajalt.timberkt.d
-import com.github.ajalt.timberkt.e
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.UserPreference
-import com.zeapo.pwdstore.databinding.FragmentRepoLocationBinding
-import com.zeapo.pwdstore.utils.PasswordRepository
-import com.zeapo.pwdstore.utils.PasswordSortOrder
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.finish
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.isPermissionGranted
-import com.zeapo.pwdstore.utils.listFilesRecursively
-import com.zeapo.pwdstore.utils.performTransactionWithBackStack
-import com.zeapo.pwdstore.utils.sharedPrefs
-import com.zeapo.pwdstore.utils.viewBinding
-import java.io.File
-
-class RepoLocationFragment : Fragment(R.layout.fragment_repo_location) {
-
-    private val settings by lazy(LazyThreadSafetyMode.NONE) { requireActivity().applicationContext.sharedPrefs }
-    private val binding by viewBinding(FragmentRepoLocationBinding::bind)
-    private val sortOrder: PasswordSortOrder
-        get() = PasswordSortOrder.getSortOrder(settings)
-
-    private val repositoryInitAction = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-        if (result.resultCode == AppCompatActivity.RESULT_OK) {
-            initializeRepositoryInfo()
-        }
-    }
-
-    private val externalDirectorySelectAction = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
-        if (result.resultCode == AppCompatActivity.RESULT_OK) {
-            if (checkExternalDirectory()) {
-                finish()
-            } else {
-                createRepository()
-            }
-        }
-    }
-
-    private val externalDirPermGrantedAction = createPermGrantedAction {
-        externalDirectorySelectAction.launch(UserPreference.createDirectorySelectionIntent(requireContext()))
-    }
-
-    private val repositoryUsePermGrantedAction = createPermGrantedAction {
-        initializeRepositoryInfo()
-    }
-
-    private val repositoryChangePermGrantedAction = createPermGrantedAction {
-        repositoryInitAction.launch(UserPreference.createDirectorySelectionIntent(requireContext()))
-    }
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        binding.hidden.setOnClickListener {
-            createRepoInHiddenDir()
-        }
-
-        binding.sdcard.setOnClickListener {
-            createRepoFromExternalDir()
-        }
-    }
-
-    /**
-     * Initializes an empty repository in the app's private directory
-     */
-    private fun createRepoInHiddenDir() {
-        settings.edit {
-            putBoolean(PreferenceKeys.GIT_EXTERNAL, false)
-            remove(PreferenceKeys.GIT_EXTERNAL_REPO)
-        }
-        initializeRepositoryInfo()
-    }
-
-    /**
-     * Initializes an empty repository in a selected directory if one does not already exist
-     */
-    private fun createRepoFromExternalDir() {
-        settings.edit { putBoolean(PreferenceKeys.GIT_EXTERNAL, true) }
-        val externalRepo = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
-        if (externalRepo == null) {
-            if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-                externalDirPermGrantedAction.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
-            } else {
-                // Unlikely we have storage permissions without user ever selecting a directory,
-                // but let's not assume.
-                externalDirectorySelectAction.launch(UserPreference.createDirectorySelectionIntent(requireContext()))
-            }
-        } else {
-            MaterialAlertDialogBuilder(requireActivity())
-                .setTitle(resources.getString(R.string.directory_selected_title))
-                .setMessage(resources.getString(R.string.directory_selected_message, externalRepo))
-                .setPositiveButton(resources.getString(R.string.use)) { _, _ ->
-                    if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-                        repositoryUsePermGrantedAction.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
-                    } else {
-                        initializeRepositoryInfo()
-                    }
-                }
-                .setNegativeButton(resources.getString(R.string.change)) { _, _ ->
-                    if (!isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-                        repositoryChangePermGrantedAction.launch(Manifest.permission.WRITE_EXTERNAL_STORAGE)
-                    } else {
-                        repositoryInitAction.launch(UserPreference.createDirectorySelectionIntent(requireContext()))
-                    }
-                }
-                .show()
-        }
-    }
-
-    private fun checkExternalDirectory(): Boolean {
-        if (settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false) &&
-            settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO) != null) {
-            val externalRepoPath = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
-            val dir = externalRepoPath?.let { File(it) }
-            if (dir != null && // The directory could be opened
-                dir.exists() && // The directory exists
-                dir.isDirectory && // The directory, is really a directory
-                dir.listFilesRecursively().isNotEmpty() && // The directory contains files
-                // The directory contains a non-zero number of password files
-                PasswordRepository.getPasswords(dir, PasswordRepository.getRepositoryDirectory(), sortOrder).isNotEmpty()
-            ) {
-                PasswordRepository.closeRepository()
-                return true
-            }
-        }
-        return false
-    }
-
-    private fun createRepository() {
-        val localDir = PasswordRepository.getRepositoryDirectory()
-        runCatching {
-            check(localDir.exists() || localDir.mkdir()) { "Failed to create directory!" }
-            PasswordRepository.createRepository(localDir)
-            if (!PasswordRepository.isInitialized) {
-                PasswordRepository.initialize()
-            }
-            parentFragmentManager.performTransactionWithBackStack(KeySelectionFragment.newInstance())
-        }.onFailure { e ->
-            e(e)
-            if (!localDir.delete()) {
-                d { "Failed to delete local repository: $localDir" }
-            }
-            finish()
-        }
-    }
-
-    private fun initializeRepositoryInfo() {
-        val externalRepo = settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false)
-        val externalRepoPath = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
-        if (externalRepo && !isPermissionGranted(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-            return
-        }
-        if (externalRepo && externalRepoPath != null) {
-            if (checkExternalDirectory()) {
-                finish()
-                return
-            }
-        }
-        createRepository()
-    }
-
-    private fun createPermGrantedAction(block: () -> Unit) =
-        registerForActivityResult(ActivityResultContracts.RequestPermission()) { granted ->
-            if (granted) {
-                block.invoke()
-            }
-        }
-
-    companion object {
-
-        fun newInstance(): RepoLocationFragment = RepoLocationFragment()
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/WelcomeFragment.kt b/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/WelcomeFragment.kt
deleted file mode 100644
index 2ebab29f..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/onboarding/fragments/WelcomeFragment.kt
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright © 2019-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.ui.onboarding.fragments
-
-import android.content.Intent
-import android.os.Bundle
-import android.view.View
-import androidx.annotation.Keep
-import androidx.fragment.app.Fragment
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.UserPreference
-import com.zeapo.pwdstore.databinding.FragmentWelcomeBinding
-import com.zeapo.pwdstore.utils.performTransactionWithBackStack
-import com.zeapo.pwdstore.utils.viewBinding
-
-@Keep
-@Suppress("unused")
-class WelcomeFragment : Fragment(R.layout.fragment_welcome) {
-
-    private val binding by viewBinding(FragmentWelcomeBinding::bind)
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        binding.letsGo.setOnClickListener { parentFragmentManager.performTransactionWithBackStack(CloneFragment.newInstance()) }
-        binding.settingsButton.setOnClickListener { startActivity(Intent(requireContext(), UserPreference::class.java)) }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/ui/proxy/ProxySelectorActivity.kt b/app/src/main/java/com/zeapo/pwdstore/ui/proxy/ProxySelectorActivity.kt
deleted file mode 100644
index 29c4d53a..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/ui/proxy/ProxySelectorActivity.kt
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.ui.proxy
-
-import android.os.Bundle
-import android.os.Handler
-import android.os.Looper
-import android.util.Patterns
-import androidx.appcompat.app.AppCompatActivity
-import androidx.core.content.edit
-import androidx.core.os.postDelayed
-import androidx.core.widget.doOnTextChanged
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.databinding.ActivityProxySelectorBinding
-import com.zeapo.pwdstore.git.config.GitSettings
-import com.zeapo.pwdstore.utils.PreferenceKeys
-import com.zeapo.pwdstore.utils.ProxyUtils
-import com.zeapo.pwdstore.utils.getEncryptedProxyPrefs
-import com.zeapo.pwdstore.utils.getString
-import com.zeapo.pwdstore.utils.viewBinding
-
-private val IP_ADDRESS_REGEX = Patterns.IP_ADDRESS.toRegex()
-private val WEB_ADDRESS_REGEX = Patterns.WEB_URL.toRegex()
-
-class ProxySelectorActivity : AppCompatActivity() {
-
-    private val binding by viewBinding(ActivityProxySelectorBinding::inflate)
-    private val proxyPrefs by lazy(LazyThreadSafetyMode.NONE) { applicationContext.getEncryptedProxyPrefs() }
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        setContentView(binding.root)
-        with(binding) {
-            proxyHost.setText(proxyPrefs.getString(PreferenceKeys.PROXY_HOST))
-            proxyUser.setText(proxyPrefs.getString(PreferenceKeys.PROXY_USERNAME))
-            proxyPrefs.getInt(PreferenceKeys.PROXY_PORT, -1).takeIf { it != -1 }?.let {
-                proxyPort.setText("$it")
-            }
-            proxyPassword.setText(proxyPrefs.getString(PreferenceKeys.PROXY_PASSWORD))
-            save.setOnClickListener { saveSettings() }
-            proxyHost.doOnTextChanged { text, _, _, _ ->
-                if (text != null) {
-                    proxyHost.error = if (text.matches(IP_ADDRESS_REGEX) || text.matches(WEB_ADDRESS_REGEX)) {
-                        null
-                    } else {
-                        getString(R.string.invalid_proxy_url)
-                    }
-                }
-            }
-        }
-
-    }
-
-    private fun saveSettings() {
-        proxyPrefs.edit {
-            binding.proxyHost.text?.toString()?.takeIf { it.isNotEmpty() }.let {
-                GitSettings.proxyHost = it
-            }
-            binding.proxyUser.text?.toString()?.takeIf { it.isNotEmpty() }.let {
-                GitSettings.proxyUsername = it
-            }
-            binding.proxyPort.text?.toString()?.takeIf { it.isNotEmpty() }?.let {
-                GitSettings.proxyPort = it.toInt()
-            }
-            binding.proxyPassword.text?.toString()?.takeIf { it.isNotEmpty() }.let {
-                GitSettings.proxyPassword = it
-            }
-        }
-        ProxyUtils.setDefaultProxy()
-        Handler(Looper.getMainLooper()).postDelayed(500) { finish() }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/AndroidExtensions.kt b/app/src/main/java/com/zeapo/pwdstore/utils/AndroidExtensions.kt
deleted file mode 100644
index 408e9d5e..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/AndroidExtensions.kt
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-import android.app.KeyguardManager
-import android.content.ClipboardManager
-import android.content.Context
-import android.content.SharedPreferences
-import android.content.pm.PackageManager
-import android.os.Build
-import android.util.Base64
-import android.util.TypedValue
-import android.view.View
-import android.view.autofill.AutofillManager
-import android.view.inputmethod.InputMethodManager
-import androidx.annotation.IdRes
-import androidx.annotation.RequiresApi
-import androidx.appcompat.app.AlertDialog
-import androidx.core.content.ContextCompat
-import androidx.core.content.getSystemService
-import androidx.fragment.app.FragmentActivity
-import androidx.preference.PreferenceManager
-import androidx.security.crypto.EncryptedSharedPreferences
-import androidx.security.crypto.MasterKey
-import com.github.ajalt.timberkt.d
-import com.github.michaelbull.result.Ok
-import com.github.michaelbull.result.Result
-import com.google.android.material.snackbar.Snackbar
-import com.zeapo.pwdstore.R
-import com.zeapo.pwdstore.git.operation.GitOperation
-
-/**
- * Extension function for [AlertDialog] that requests focus for the
- * view whose id is [id]. Solution based on a StackOverflow
- * answer: https://stackoverflow.com/a/13056259/297261
- */
-fun <T : View> AlertDialog.requestInputFocusOnView(@IdRes id: Int) {
-    setOnShowListener {
-        findViewById<T>(id)?.apply {
-            setOnFocusChangeListener { v, _ ->
-                v.post {
-                    context.getSystemService<InputMethodManager>()
-                        ?.showSoftInput(v, InputMethodManager.SHOW_IMPLICIT)
-                }
-            }
-            requestFocus()
-        }
-    }
-}
-
-/**
- * Get an instance of [AutofillManager]. Only
- * available on Android Oreo and above
- */
-val Context.autofillManager: AutofillManager?
-    @RequiresApi(Build.VERSION_CODES.O)
-    get() = getSystemService()
-
-/**
- * Get an instance of [ClipboardManager]
- */
-val Context.clipboard
-    get() = getSystemService<ClipboardManager>()
-
-/**
- * Wrapper for [getEncryptedPrefs] to avoid open-coding the file name at
- * each call site
- */
-fun Context.getEncryptedGitPrefs() = getEncryptedPrefs("git_operation")
-
-/**
- * Wrapper for [getEncryptedPrefs] to get the encrypted preference set for the HTTP
- * proxy.
- */
-fun Context.getEncryptedProxyPrefs() = getEncryptedPrefs("http_proxy")
-
-/**
- * Get an instance of [EncryptedSharedPreferences] with the given [fileName]
- */
-private fun Context.getEncryptedPrefs(fileName: String): SharedPreferences {
-    val masterKeyAlias = MasterKey.Builder(applicationContext)
-        .setKeyScheme(MasterKey.KeyScheme.AES256_GCM)
-        .build()
-    return EncryptedSharedPreferences.create(
-        applicationContext,
-        fileName,
-        masterKeyAlias,
-        EncryptedSharedPreferences.PrefKeyEncryptionScheme.AES256_SIV,
-        EncryptedSharedPreferences.PrefValueEncryptionScheme.AES256_GCM
-    )
-}
-
-/**
- * Get an instance of [KeyguardManager]
- */
-val Context.keyguardManager: KeyguardManager
-    get() = getSystemService()!!
-
-/**
- * Get the default [SharedPreferences] instance
- */
-val Context.sharedPrefs: SharedPreferences
-    get() = PreferenceManager.getDefaultSharedPreferences(applicationContext)
-
-
-/**
- * Resolve [attr] from the [Context]'s theme
- */
-fun Context.resolveAttribute(attr: Int): Int {
-    val typedValue = TypedValue()
-    this.theme.resolveAttribute(attr, typedValue, true)
-    return typedValue.data
-}
-
-/**
- * Commit changes to the store from a [FragmentActivity] using
- * a custom implementation of [GitOperation]
- */
-suspend fun FragmentActivity.commitChange(
-    message: String,
-): Result<Unit, Throwable> {
-    if (!PasswordRepository.isGitRepo()) {
-        return Ok(Unit)
-    }
-    return object : GitOperation(this@commitChange) {
-        override val commands = arrayOf(
-            // Stage all files
-            git.add().addFilepattern("."),
-            // Populate the changed files count
-            git.status(),
-            // Commit everything! If anything changed, that is.
-            git.commit().setAll(true).setMessage(message),
-        )
-
-        override fun preExecute(): Boolean {
-            d { "Committing with message: '$message'" }
-            return true
-        }
-    }.execute()
-}
-
-/**
- * Check if [permission] has been granted to the app.
- */
-fun FragmentActivity.isPermissionGranted(permission: String): Boolean {
-    return ContextCompat.checkSelfPermission(this, permission) == PackageManager.PERMISSION_GRANTED
-}
-
-/**
- * Show a [Snackbar] in a [FragmentActivity] and correctly
- * anchor it to a [com.google.android.material.floatingactionbutton.FloatingActionButton]
- * if one exists in the [view]
- */
-fun FragmentActivity.snackbar(
-    view: View = findViewById(android.R.id.content),
-    message: String,
-    length: Int = Snackbar.LENGTH_SHORT,
-): Snackbar {
-    val snackbar = Snackbar.make(view, message, length)
-    snackbar.anchorView = findViewById(R.id.fab)
-    snackbar.show()
-    return snackbar
-}
-
-/**
- * Simplifies the common `getString(key, null) ?: defaultValue` case slightly
- */
-fun SharedPreferences.getString(key: String): String? = getString(key, null)
-
-/**
- * Convert this [String] to its [Base64] representation
- */
-fun String.base64(): String {
-    return Base64.encodeToString(encodeToByteArray(), Base64.NO_WRAP)
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/BiometricAuthenticator.kt b/app/src/main/java/com/zeapo/pwdstore/utils/BiometricAuthenticator.kt
deleted file mode 100644
index 12ba84f1..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/BiometricAuthenticator.kt
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.utils
-
-import android.app.KeyguardManager
-import androidx.annotation.StringRes
-import androidx.biometric.BiometricManager
-import androidx.biometric.BiometricManager.Authenticators
-import androidx.biometric.BiometricPrompt
-import androidx.core.content.ContextCompat
-import androidx.core.content.getSystemService
-import androidx.fragment.app.FragmentActivity
-import com.github.ajalt.timberkt.Timber.tag
-import com.github.ajalt.timberkt.d
-import com.zeapo.pwdstore.R
-
-object BiometricAuthenticator {
-
-    private const val TAG = "BiometricAuthenticator"
-    private const val validAuthenticators = Authenticators.DEVICE_CREDENTIAL or Authenticators.BIOMETRIC_WEAK
-
-    sealed class Result {
-        data class Success(val cryptoObject: BiometricPrompt.CryptoObject?) : Result()
-        data class Failure(val code: Int?, val message: CharSequence) : Result()
-        object HardwareUnavailableOrDisabled : Result()
-        object Cancelled : Result()
-    }
-
-    fun canAuthenticate(activity: FragmentActivity): Boolean {
-        return BiometricManager.from(activity).canAuthenticate(validAuthenticators) == BiometricManager.BIOMETRIC_SUCCESS
-    }
-
-    fun authenticate(
-        activity: FragmentActivity,
-        @StringRes dialogTitleRes: Int = R.string.biometric_prompt_title,
-        callback: (Result) -> Unit
-    ) {
-        val authCallback = object : BiometricPrompt.AuthenticationCallback() {
-            override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
-                super.onAuthenticationError(errorCode, errString)
-                tag(TAG).d { "BiometricAuthentication error: errorCode=$errorCode, msg=$errString" }
-                callback(when (errorCode) {
-                    BiometricPrompt.ERROR_CANCELED, BiometricPrompt.ERROR_USER_CANCELED,
-                    BiometricPrompt.ERROR_NEGATIVE_BUTTON -> {
-                        Result.Cancelled
-                    }
-                    BiometricPrompt.ERROR_HW_NOT_PRESENT, BiometricPrompt.ERROR_HW_UNAVAILABLE,
-                    BiometricPrompt.ERROR_NO_BIOMETRICS, BiometricPrompt.ERROR_NO_DEVICE_CREDENTIAL -> {
-                        Result.HardwareUnavailableOrDisabled
-                    }
-                    else -> Result.Failure(errorCode, activity.getString(R.string.biometric_auth_error_reason, errString))
-                })
-            }
-
-            override fun onAuthenticationFailed() {
-                super.onAuthenticationFailed()
-                callback(Result.Failure(null, activity.getString(R.string.biometric_auth_error)))
-            }
-
-            override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
-                super.onAuthenticationSucceeded(result)
-                callback(Result.Success(result.cryptoObject))
-            }
-        }
-        val deviceHasKeyguard = activity.getSystemService<KeyguardManager>()?.isDeviceSecure == true
-        if (canAuthenticate(activity) || deviceHasKeyguard) {
-            val promptInfo = BiometricPrompt.PromptInfo.Builder()
-                .setTitle(activity.getString(dialogTitleRes))
-                .setAllowedAuthenticators(validAuthenticators)
-                .build()
-            BiometricPrompt(activity, ContextCompat.getMainExecutor(activity.applicationContext), authCallback).authenticate(promptInfo)
-        } else {
-            callback(Result.HardwareUnavailableOrDisabled)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/Extensions.kt b/app/src/main/java/com/zeapo/pwdstore/utils/Extensions.kt
deleted file mode 100644
index 7a439e94..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/Extensions.kt
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.utils
-
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.runCatching
-import java.io.File
-import java.util.Date
-import org.eclipse.jgit.lib.ObjectId
-import org.eclipse.jgit.revwalk.RevCommit
-
-/**
- * The default OpenPGP provider for the app
- */
-const val OPENPGP_PROVIDER = "org.sufficientlysecure.keychain"
-
-/**
- * Clears the given [flag] from the value of this [Int]
- */
-fun Int.clearFlag(flag: Int): Int {
-    return this and flag.inv()
-}
-
-/**
- * Checks if this [Int] contains the given [flag]
- */
-infix fun Int.hasFlag(flag: Int): Boolean {
-    return this and flag == flag
-}
-
-/**
- * Checks whether this [File] is a directory that contains [other].
- */
-fun File.contains(other: File): Boolean {
-    if (!isDirectory)
-        return false
-    if (!other.exists())
-        return false
-    val relativePath = runCatching {
-        other.relativeTo(this)
-    }.getOrElse {
-        return false
-    }
-    // Direct containment is equivalent to the relative path being equal to the filename.
-    return relativePath.path == other.name
-}
-
-/**
- * Checks if this [File] is in the password repository directory as given
- * by [PasswordRepository.getRepositoryDirectory]
- */
-fun File.isInsideRepository(): Boolean {
-    return canonicalPath.contains(PasswordRepository.getRepositoryDirectory().canonicalPath)
-}
-
-/**
- * Recursively lists the files in this [File], skipping any directories it encounters.
- */
-fun File.listFilesRecursively() = walkTopDown().filter { !it.isDirectory }.toList()
-
-/**
- * Unique SHA-1 hash of this commit as hexadecimal string.
- *
- * @see RevCommit.getId
- */
-val RevCommit.hash: String
-    get() = ObjectId.toString(id)
-
-/**
- * Time this commit was made with second precision.
- *
- * @see RevCommit.commitTime
- */
-val RevCommit.time: Date
-    get() {
-        val epochSeconds = commitTime.toLong()
-        val epochMilliseconds = epochSeconds * 1000
-        return Date(epochMilliseconds)
-    }
-
-/**
- * Splits this [String] into an [Array] of [String]s, split on the UNIX LF line ending
- * and stripped of any empty lines.
- */
-fun String.splitLines(): Array<String> {
-    return split("\n".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/FragmentExtensions.kt b/app/src/main/java/com/zeapo/pwdstore/utils/FragmentExtensions.kt
deleted file mode 100644
index 251f5259..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/FragmentExtensions.kt
+++ /dev/null
@@ -1,36 +0,0 @@
-package com.zeapo.pwdstore.utils
-
-import androidx.annotation.IdRes
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.FragmentManager
-import androidx.fragment.app.commit
-import com.zeapo.pwdstore.R
-
-/**
- * Check if [permission] is granted to the app. Aliases to [isPermissionGranted] internally.
- */
-fun Fragment.isPermissionGranted(permission: String): Boolean {
-    return requireActivity().isPermissionGranted(permission)
-}
-
-/**
- * Calls `finish()` on the enclosing [androidx.fragment.app.FragmentActivity]
- */
-fun Fragment.finish() = requireActivity().finish()
-
-/**
- * Perform a [commit] on this [FragmentManager] with custom animations and adding the [destinationFragment]
- * to the fragment backstack
- */
-fun FragmentManager.performTransactionWithBackStack(destinationFragment: Fragment, @IdRes containerViewId: Int = android.R.id.content) {
-    commit {
-        beginTransaction()
-        addToBackStack(destinationFragment.tag)
-        setCustomAnimations(
-            R.animator.slide_in_left,
-            R.animator.slide_out_left,
-            R.animator.slide_in_right,
-            R.animator.slide_out_right)
-        replace(containerViewId, destinationFragment)
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/FragmentViewBindingDelegate.kt b/app/src/main/java/com/zeapo/pwdstore/utils/FragmentViewBindingDelegate.kt
deleted file mode 100644
index 55d654e0..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/FragmentViewBindingDelegate.kt
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-
-import android.view.LayoutInflater
-import android.view.View
-import androidx.appcompat.app.AppCompatActivity
-import androidx.fragment.app.Fragment
-import androidx.lifecycle.DefaultLifecycleObserver
-import androidx.lifecycle.Lifecycle
-import androidx.lifecycle.LifecycleOwner
-import androidx.viewbinding.ViewBinding
-import kotlin.properties.ReadOnlyProperty
-import kotlin.reflect.KProperty
-
-/**
- * Imported from https://medium.com/@Zhuinden/simple-one-liner-viewbinding-in-fragments-and-activities-with-kotlin-961430c6c07c
- */
-class FragmentViewBindingDelegate<T : ViewBinding>(
-    val fragment: Fragment,
-    val viewBindingFactory: (View) -> T
-) : ReadOnlyProperty<Fragment, T> {
-
-    private var binding: T? = null
-
-    init {
-        fragment.lifecycle.addObserver(object : DefaultLifecycleObserver {
-            override fun onCreate(owner: LifecycleOwner) {
-                fragment.viewLifecycleOwnerLiveData.observe(fragment) { viewLifecycleOwner ->
-                    viewLifecycleOwner.lifecycle.addObserver(object : DefaultLifecycleObserver {
-                        override fun onDestroy(owner: LifecycleOwner) {
-                            binding = null
-                        }
-                    })
-                }
-            }
-        })
-    }
-
-    override fun getValue(thisRef: Fragment, property: KProperty<*>): T {
-        val binding = binding
-        if (binding != null) {
-            return binding
-        }
-
-        val lifecycle = fragment.viewLifecycleOwner.lifecycle
-        if (!lifecycle.currentState.isAtLeast(Lifecycle.State.INITIALIZED)) {
-            throw IllegalStateException("Should not attempt to get bindings when Fragment views are destroyed.")
-        }
-
-        return viewBindingFactory(thisRef.requireView()).also { this.binding = it }
-    }
-}
-
-fun <T : ViewBinding> Fragment.viewBinding(viewBindingFactory: (View) -> T) =
-    FragmentViewBindingDelegate(this, viewBindingFactory)
-
-inline fun <T : ViewBinding> AppCompatActivity.viewBinding(crossinline bindingInflater: (LayoutInflater) -> T) =
-    lazy(LazyThreadSafetyMode.NONE) {
-        bindingInflater.invoke(layoutInflater)
-    }
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/Otp.kt b/app/src/main/java/com/zeapo/pwdstore/utils/Otp.kt
deleted file mode 100644
index 994b4d82..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/Otp.kt
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-import com.github.michaelbull.result.Err
-import com.github.michaelbull.result.runCatching
-import java.nio.ByteBuffer
-import java.util.Locale
-import javax.crypto.Mac
-import javax.crypto.spec.SecretKeySpec
-import kotlin.experimental.and
-import org.apache.commons.codec.binary.Base32
-
-object Otp {
-
-    private val BASE_32 = Base32()
-    private val STEAM_ALPHABET = "23456789BCDFGHJKMNPQRTVWXY".toCharArray()
-
-    init {
-        check(STEAM_ALPHABET.size == 26)
-    }
-
-    fun calculateCode(secret: String, counter: Long, algorithm: String, digits: String) = runCatching {
-        val algo = "Hmac${algorithm.toUpperCase(Locale.ROOT)}"
-        val decodedSecret = BASE_32.decode(secret)
-        val secretKey = SecretKeySpec(decodedSecret, algo)
-        val digest = Mac.getInstance(algo).run {
-            init(secretKey)
-            doFinal(ByteBuffer.allocate(8).putLong(counter).array())
-        }
-        // Least significant 4 bits are used as an offset into the digest.
-        val offset = (digest.last() and 0xf).toInt()
-        // Extract 32 bits at the offset and clear the most significant bit.
-        val code = digest.copyOfRange(offset, offset + 4)
-        code[0] = (0x7f and code[0].toInt()).toByte()
-        val codeInt = ByteBuffer.wrap(code).int
-        check(codeInt > 0)
-        if (digits == "s") {
-            // Steam
-            var remainingCodeInt = codeInt
-            buildString {
-                repeat(5) {
-                    append(STEAM_ALPHABET[remainingCodeInt % 26])
-                    remainingCodeInt /= 26
-                }
-            }
-        } else {
-            // Base 10, 6 to 10 digits
-            val numDigits = digits.toIntOrNull()
-            when {
-                numDigits == null -> {
-                    return Err(IllegalArgumentException("Digits specifier has to be either 's' or numeric"))
-                }
-                numDigits < 6 -> {
-                    return Err(IllegalArgumentException("TOTP codes have to be at least 6 digits long"))
-                }
-                numDigits > 10 -> {
-                    return Err(IllegalArgumentException("TOTP codes can be at most 10 digits long"))
-                }
-                else -> {
-                    // 2^31 = 2_147_483_648, so we can extract at most 10 digits with the first one
-                    // always being 0, 1, or 2. Pad with leading zeroes.
-                    val codeStringBase10 = codeInt.toString(10).padStart(10, '0')
-                    check(codeStringBase10.length == 10)
-                    codeStringBase10.takeLast(numDigits)
-                }
-            }
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/PasswordItem.kt b/app/src/main/java/com/zeapo/pwdstore/utils/PasswordItem.kt
deleted file mode 100644
index ef31324b..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/PasswordItem.kt
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.utils
-
-import com.zeapo.pwdstore.crypto.BasePgpActivity
-import java.io.File
-
-data class PasswordItem(
-    val name: String,
-    val parent: PasswordItem? = null,
-    val type: Char,
-    val file: File,
-    val rootDir: File
-) : Comparable<PasswordItem> {
-
-    val fullPathToParent = file.absolutePath
-        .replace(rootDir.absolutePath, "")
-        .replace(file.name, "")
-
-    val longName = BasePgpActivity.getLongName(
-        fullPathToParent,
-        rootDir.absolutePath,
-        toString())
-
-    override fun equals(other: Any?): Boolean {
-        return (other is PasswordItem) && (other.file == file)
-    }
-
-    override fun compareTo(other: PasswordItem): Int {
-        return (type + name).compareTo(other.type + other.name, ignoreCase = true)
-    }
-
-    override fun toString(): String {
-        return name.replace("\\.gpg$".toRegex(), "")
-    }
-
-    override fun hashCode(): Int {
-        return 0
-    }
-
-    companion object {
-
-        const val TYPE_CATEGORY = 'c'
-        const val TYPE_PASSWORD = 'p'
-
-        @JvmStatic
-        fun newCategory(
-            name: String,
-            file: File,
-            parent: PasswordItem,
-            rootDir: File
-        ): PasswordItem {
-            return PasswordItem(name, parent, TYPE_CATEGORY, file, rootDir)
-        }
-
-        @JvmStatic
-        fun newCategory(
-            name: String,
-            file: File,
-            rootDir: File
-        ): PasswordItem {
-            return PasswordItem(name, null, TYPE_CATEGORY, file, rootDir)
-        }
-
-        @JvmStatic
-        fun newPassword(
-            name: String,
-            file: File,
-            parent: PasswordItem,
-            rootDir: File
-        ): PasswordItem {
-            return PasswordItem(name, parent, TYPE_PASSWORD, file, rootDir)
-        }
-
-        @JvmStatic
-        fun newPassword(
-            name: String,
-            file: File,
-            rootDir: File
-        ): PasswordItem {
-            return PasswordItem(name, null, TYPE_PASSWORD, file, rootDir)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/PasswordRepository.kt b/app/src/main/java/com/zeapo/pwdstore/utils/PasswordRepository.kt
deleted file mode 100644
index 8b403a56..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/PasswordRepository.kt
+++ /dev/null
@@ -1,238 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-package com.zeapo.pwdstore.utils
-
-import android.os.Build
-import androidx.annotation.RequiresApi
-import androidx.core.content.edit
-import com.github.michaelbull.result.getOrElse
-import com.github.michaelbull.result.onFailure
-import com.github.michaelbull.result.runCatching
-import com.zeapo.pwdstore.Application
-import java.io.File
-import java.io.FileFilter
-import java.nio.file.Files
-import java.nio.file.LinkOption
-import org.eclipse.jgit.api.Git
-import org.eclipse.jgit.lib.Repository
-import org.eclipse.jgit.storage.file.FileRepositoryBuilder
-import org.eclipse.jgit.transport.RefSpec
-import org.eclipse.jgit.transport.RemoteConfig
-import org.eclipse.jgit.transport.URIish
-import org.eclipse.jgit.util.FS
-import org.eclipse.jgit.util.FS_POSIX_Java6
-
-object PasswordRepository {
-
-    @RequiresApi(Build.VERSION_CODES.O)
-    private class FS_POSIX_Java6_with_optional_symlinks : FS_POSIX_Java6() {
-
-        override fun supportsSymlinks() = Build.VERSION.SDK_INT >= Build.VERSION_CODES.O
-
-        override fun isSymLink(file: File) = Files.isSymbolicLink(file.toPath())
-
-        override fun readSymLink(file: File) = Files.readSymbolicLink(file.toPath()).toString()
-
-        override fun createSymLink(source: File, target: String) {
-            val sourcePath = source.toPath()
-            if (Files.exists(sourcePath, LinkOption.NOFOLLOW_LINKS))
-                Files.delete(sourcePath)
-            Files.createSymbolicLink(sourcePath, File(target).toPath())
-        }
-    }
-
-    @RequiresApi(Build.VERSION_CODES.O)
-    private class Java7FSFactory : FS.FSFactory() {
-
-        override fun detect(cygwinUsed: Boolean?): FS {
-            return FS_POSIX_Java6_with_optional_symlinks()
-        }
-    }
-
-    private var repository: Repository? = null
-    private val settings by lazy(LazyThreadSafetyMode.NONE) { Application.instance.sharedPrefs }
-    private val filesDir
-        get() = Application.instance.filesDir
-
-    /**
-     * Returns the git repository
-     *
-     * @param localDir needed only on the creation
-     * @return the git repository
-     */
-    @JvmStatic
-    fun getRepository(localDir: File?): Repository? {
-        if (repository == null && localDir != null) {
-            val builder = FileRepositoryBuilder()
-            repository = runCatching {
-                builder.run {
-                    gitDir = localDir
-                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-                        fs = Java7FSFactory().detect(null)
-                    }
-                    readEnvironment()
-                }.build()
-            }.getOrElse { e ->
-                e.printStackTrace()
-                null
-            }
-        }
-        return repository
-    }
-
-    @JvmStatic
-    val isInitialized: Boolean
-        get() = repository != null
-
-    @JvmStatic
-    fun isGitRepo(): Boolean {
-        if (repository != null) {
-            return repository!!.objectDatabase.exists()
-        }
-        return false
-    }
-
-    @JvmStatic
-    @Throws(Exception::class)
-    fun createRepository(localDir: File) {
-        localDir.delete()
-
-        Git.init().setDirectory(localDir).call()
-        getRepository(localDir)
-    }
-
-    // TODO add multiple remotes support for pull/push
-    @JvmStatic
-    fun addRemote(name: String, url: String, replace: Boolean = false) {
-        val storedConfig = repository!!.config
-        val remotes = storedConfig.getSubsections("remote")
-
-        if (!remotes.contains(name)) {
-            runCatching {
-                val uri = URIish(url)
-                val refSpec = RefSpec("+refs/head/*:refs/remotes/$name/*")
-
-                val remoteConfig = RemoteConfig(storedConfig, name)
-                remoteConfig.addFetchRefSpec(refSpec)
-                remoteConfig.addPushRefSpec(refSpec)
-                remoteConfig.addURI(uri)
-                remoteConfig.addPushURI(uri)
-
-                remoteConfig.update(storedConfig)
-
-                storedConfig.save()
-            }.onFailure { e ->
-                e.printStackTrace()
-            }
-        } else if (replace) {
-            runCatching {
-                val uri = URIish(url)
-
-                val remoteConfig = RemoteConfig(storedConfig, name)
-                // remove the first and eventually the only uri
-                if (remoteConfig.urIs.size > 0) {
-                    remoteConfig.removeURI(remoteConfig.urIs[0])
-                }
-                if (remoteConfig.pushURIs.size > 0) {
-                    remoteConfig.removePushURI(remoteConfig.pushURIs[0])
-                }
-
-                remoteConfig.addURI(uri)
-                remoteConfig.addPushURI(uri)
-
-                remoteConfig.update(storedConfig)
-
-                storedConfig.save()
-            }.onFailure { e ->
-                e.printStackTrace()
-            }
-        }
-    }
-
-    @JvmStatic
-    fun closeRepository() {
-        if (repository != null) repository!!.close()
-        repository = null
-    }
-
-    @JvmStatic
-    fun getRepositoryDirectory(): File {
-        return if (settings.getBoolean(PreferenceKeys.GIT_EXTERNAL, false)) {
-            val externalRepo = settings.getString(PreferenceKeys.GIT_EXTERNAL_REPO)
-            if (externalRepo != null)
-                File(externalRepo)
-            else
-                File(filesDir.toString(), "/store")
-        } else {
-            File(filesDir.toString(), "/store")
-        }
-    }
-
-    @JvmStatic
-    fun initialize(): Repository? {
-        val dir = getRepositoryDirectory()
-        // uninitialize the repo if the dir does not exist or is absolutely empty
-        settings.edit {
-            if (!dir.exists() || !dir.isDirectory || requireNotNull(dir.listFiles()).isEmpty()) {
-                putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, false)
-            } else {
-                putBoolean(PreferenceKeys.REPOSITORY_INITIALIZED, true)
-            }
-        }
-
-        // create the repository static variable in PasswordRepository
-        return getRepository(File(dir.absolutePath + "/.git"))
-    }
-
-    /**
-     * Gets the .gpg files in a directory
-     *
-     * @param path the directory path
-     * @return the list of gpg files in that directory
-     */
-    @JvmStatic
-    fun getFilesList(path: File?): ArrayList<File> {
-        if (path == null || !path.exists()) return ArrayList()
-
-        val directories = (path.listFiles(FileFilter { pathname -> pathname.isDirectory })
-            ?: emptyArray()).toList()
-        val files = (path.listFiles(FileFilter { pathname -> pathname.extension == "gpg" })
-            ?: emptyArray()).toList()
-
-        val items = ArrayList<File>()
-        items.addAll(directories)
-        items.addAll(files)
-
-        return items
-    }
-
-    /**
-     * Gets the passwords (PasswordItem) in a directory
-     *
-     * @param path the directory path
-     * @return a list of password items
-     */
-    @JvmStatic
-    fun getPasswords(path: File, rootDir: File, sortOrder: PasswordSortOrder): ArrayList<PasswordItem> {
-        // We need to recover the passwords then parse the files
-        val passList = getFilesList(path).also { it.sortBy { f -> f.name } }
-        val passwordList = ArrayList<PasswordItem>()
-        val showHidden = settings.getBoolean(PreferenceKeys.SHOW_HIDDEN_CONTENTS, false)
-
-        if (passList.size == 0) return passwordList
-        if (!showHidden) {
-            passList.filter { !it.isHidden }.toCollection(passList.apply { clear() })
-        }
-        passList.forEach { file ->
-            passwordList.add(if (file.isFile) {
-                PasswordItem.newPassword(file.name, file, rootDir)
-            } else {
-                PasswordItem.newCategory(file.name, file, rootDir)
-            })
-        }
-        passwordList.sortWith(sortOrder.comparator)
-        return passwordList
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/PasswordSortOrder.kt b/app/src/main/java/com/zeapo/pwdstore/utils/PasswordSortOrder.kt
deleted file mode 100644
index 0613c97d..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/PasswordSortOrder.kt
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-import android.content.Context
-import android.content.SharedPreferences
-import com.zeapo.pwdstore.Application
-
-enum class PasswordSortOrder(val comparator: java.util.Comparator<PasswordItem>) {
-
-    FOLDER_FIRST(Comparator { p1: PasswordItem, p2: PasswordItem ->
-        (p1.type + p1.name)
-            .compareTo(p2.type + p2.name, ignoreCase = true)
-    }),
-
-    INDEPENDENT(Comparator { p1: PasswordItem, p2: PasswordItem ->
-        p1.name.compareTo(p2.name, ignoreCase = true)
-    }),
-
-    RECENTLY_USED(Comparator { p1: PasswordItem, p2: PasswordItem ->
-        val recentHistory = Application.instance.getSharedPreferences("recent_password_history", Context.MODE_PRIVATE)
-        val timeP1 = recentHistory.getString(p1.file.absolutePath.base64())
-        val timeP2 = recentHistory.getString(p2.file.absolutePath.base64())
-        when {
-            timeP1 != null && timeP2 != null -> timeP2.compareTo(timeP1)
-            timeP1 != null && timeP2 == null -> return@Comparator -1
-            timeP1 == null && timeP2 != null -> return@Comparator 1
-            else -> p1.name.compareTo(p2.name, ignoreCase = true)
-        }
-    }),
-
-    FILE_FIRST(Comparator { p1: PasswordItem, p2: PasswordItem ->
-        (p2.type + p1.name).compareTo(p1.type + p2.name, ignoreCase = true)
-    });
-
-    companion object {
-
-        @JvmStatic
-        fun getSortOrder(settings: SharedPreferences): PasswordSortOrder {
-            return valueOf(settings.getString(PreferenceKeys.SORT_ORDER) ?: FOLDER_FIRST.name)
-        }
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/PreferenceKeys.kt b/app/src/main/java/com/zeapo/pwdstore/utils/PreferenceKeys.kt
deleted file mode 100644
index 70818568..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/PreferenceKeys.kt
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-object PreferenceKeys {
-
-    const val APP_THEME = "app_theme"
-    const val APP_VERSION = "app_version"
-    const val AUTOFILL_ENABLE = "autofill_enable"
-    const val BIOMETRIC_AUTH = "biometric_auth"
-    const val CLEAR_CLIPBOARD_20X = "clear_clipboard_20x"
-    const val CLEAR_SAVED_PASS = "clear_saved_pass"
-    const val COPY_ON_DECRYPT = "copy_on_decrypt"
-    const val ENABLE_DEBUG_LOGGING = "enable_debug_logging"
-    const val EXPORT_PASSWORDS = "export_passwords"
-    const val FILTER_RECURSIVELY = "filter_recursively"
-    const val GENERAL_SHOW_TIME = "general_show_time"
-    const val GIT_CONFIG = "git_config"
-    const val GIT_CONFIG_AUTHOR_EMAIL = "git_config_user_email"
-    const val GIT_CONFIG_AUTHOR_NAME = "git_config_user_name"
-    const val GIT_EXTERNAL = "git_external"
-    const val GIT_EXTERNAL_REPO = "git_external_repo"
-    const val GIT_REMOTE_AUTH = "git_remote_auth"
-    const val GIT_REMOTE_KEY_TYPE = "git_remote_key_type"
-
-    @Deprecated("Use GIT_REMOTE_URL instead")
-    const val GIT_REMOTE_LOCATION = "git_remote_location"
-    const val GIT_REMOTE_USE_MULTIPLEXING = "git_remote_use_multiplexing"
-
-    @Deprecated("Use GIT_REMOTE_URL instead")
-    const val GIT_REMOTE_PORT = "git_remote_port"
-
-    @Deprecated("Use GIT_REMOTE_URL instead")
-    const val GIT_REMOTE_PROTOCOL = "git_remote_protocol"
-    const val GIT_DELETE_REPO = "git_delete_repo"
-
-    @Deprecated("Use GIT_REMOTE_URL instead")
-    const val GIT_REMOTE_SERVER = "git_remote_server"
-    const val GIT_REMOTE_URL = "git_remote_url"
-
-    @Deprecated("Use GIT_REMOTE_URL instead")
-    const val GIT_REMOTE_USERNAME = "git_remote_username"
-    const val GIT_SERVER_INFO = "git_server_info"
-    const val GIT_BRANCH_NAME = "git_branch"
-    const val HTTPS_PASSWORD = "https_password"
-    const val LENGTH = "length"
-    const val OREO_AUTOFILL_CUSTOM_PUBLIC_SUFFIXES = "oreo_autofill_custom_public_suffixes"
-    const val OREO_AUTOFILL_DEFAULT_USERNAME = "oreo_autofill_default_username"
-    const val OREO_AUTOFILL_DIRECTORY_STRUCTURE = "oreo_autofill_directory_structure"
-    const val PREF_KEY_CUSTOM_DICT = "pref_key_custom_dict"
-    const val PREF_KEY_IS_CUSTOM_DICT = "pref_key_is_custom_dict"
-    const val PREF_KEY_PWGEN_TYPE = "pref_key_pwgen_type"
-    const val PREF_SELECT_EXTERNAL = "pref_select_external"
-    const val REPOSITORY_INITIALIZED = "repository_initialized"
-    const val REPO_CHANGED = "repo_changed"
-    const val SEARCH_ON_START = "search_on_start"
-    const val SHOW_EXTRA_CONTENT = "show_extra_content"
-
-    @Deprecated(
-        message = "Use SHOW_HIDDEN_CONTENTS instead",
-        replaceWith = ReplaceWith("PreferenceKeys.SHOW_HIDDEN_CONTENTS")
-    )
-    const val SHOW_HIDDEN_FOLDERS = "show_hidden_folders"
-    const val SHOW_HIDDEN_CONTENTS = "show_hidden_contents"
-    const val SORT_ORDER = "sort_order"
-    const val SHOW_PASSWORD = "show_password"
-    const val SSH_KEY = "ssh_key"
-    const val SSH_KEYGEN = "ssh_keygen"
-    const val SSH_KEY_LOCAL_PASSPHRASE = "ssh_key_local_passphrase"
-    const val SSH_OPENKEYSTORE_CLEAR_KEY_ID = "ssh_openkeystore_clear_keyid"
-    const val SSH_OPENKEYSTORE_KEYID = "ssh_openkeystore_keyid"
-    const val SSH_SEE_KEY = "ssh_see_key"
-
-    @Deprecated("To be used only in Migrations.kt")
-    const val USE_GENERATED_KEY = "use_generated_key"
-
-    const val PROXY_SETTINGS = "proxy_settings"
-    const val PROXY_HOST = "proxy_host"
-    const val PROXY_PORT = "proxy_port"
-    const val PROXY_USERNAME = "proxy_username"
-    const val PROXY_PASSWORD = "proxy_password"
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/ProxyUtils.kt b/app/src/main/java/com/zeapo/pwdstore/utils/ProxyUtils.kt
deleted file mode 100644
index 4bb3dfcb..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/ProxyUtils.kt
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-import com.zeapo.pwdstore.git.config.GitSettings
-import java.io.IOException
-import java.net.Authenticator
-import java.net.InetSocketAddress
-import java.net.PasswordAuthentication
-import java.net.Proxy
-import java.net.ProxySelector
-import java.net.SocketAddress
-import java.net.URI
-
-/**
- * Utility class for [Proxy] handling.
- */
-object ProxyUtils {
-
-    private const val HTTP_PROXY_USER_PROPERTY = "http.proxyUser"
-    private const val HTTP_PROXY_PASSWORD_PROPERTY = "http.proxyPassword"
-
-    /**
-     * Set the default [Proxy] and [Authenticator] for the app based on user provided settings.
-     */
-    fun setDefaultProxy() {
-        ProxySelector.setDefault(object : ProxySelector() {
-            override fun select(uri: URI?): MutableList<Proxy> {
-                val host = GitSettings.proxyHost
-                val port = GitSettings.proxyPort
-                return if (host == null || port == -1) {
-                    mutableListOf(Proxy.NO_PROXY)
-                } else {
-                    mutableListOf(Proxy(Proxy.Type.HTTP, InetSocketAddress.createUnresolved(host, port)))
-                }
-            }
-
-            override fun connectFailed(uri: URI?, sa: SocketAddress?, ioe: IOException?) {
-                if (uri == null || sa == null || ioe == null) {
-                    throw IllegalArgumentException("Arguments can't be null.")
-                }
-            }
-        })
-        val user = GitSettings.proxyUsername ?: ""
-        val password = GitSettings.proxyPassword ?: ""
-        if (user.isEmpty() || password.isEmpty()) {
-            System.clearProperty(HTTP_PROXY_USER_PROPERTY)
-            System.clearProperty(HTTP_PROXY_PASSWORD_PROPERTY)
-        } else {
-            System.setProperty(HTTP_PROXY_USER_PROPERTY, user)
-            System.setProperty(HTTP_PROXY_PASSWORD_PROPERTY, password)
-        }
-        Authenticator.setDefault(object : Authenticator() {
-            override fun getPasswordAuthentication(): PasswordAuthentication? {
-                return if (requestorType == RequestorType.PROXY) {
-                    PasswordAuthentication(user, password.toCharArray())
-                } else {
-                    null
-                }
-            }
-        })
-    }
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/TotpFinder.kt b/app/src/main/java/com/zeapo/pwdstore/utils/TotpFinder.kt
deleted file mode 100644
index 13a47543..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/TotpFinder.kt
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-/**
- * Defines a class that can extract relevant parts of a TOTP URL for use by the app.
- */
-interface TotpFinder {
-
-    /**
-     * Get the TOTP secret from the given extra content.
-     */
-    fun findSecret(content: String): String?
-
-    /**
-     * Get the number of digits required in the final OTP.
-     */
-    fun findDigits(content: String): String
-
-    /**
-     * Get the TOTP timeout period.
-     */
-    fun findPeriod(content: String): Long
-
-    /**
-     * Get the algorithm for the TOTP secret.
-     */
-    fun findAlgorithm(content: String): String
-}
diff --git a/app/src/main/java/com/zeapo/pwdstore/utils/UriTotpFinder.kt b/app/src/main/java/com/zeapo/pwdstore/utils/UriTotpFinder.kt
deleted file mode 100644
index 23101a13..00000000
--- a/app/src/main/java/com/zeapo/pwdstore/utils/UriTotpFinder.kt
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright © 2014-2020 The Android Password Store Authors. All Rights Reserved.
- * SPDX-License-Identifier: GPL-3.0-only
- */
-
-package com.zeapo.pwdstore.utils
-
-import android.net.Uri
-
-/**
- * [Uri] backed TOTP URL parser.
- */
-class UriTotpFinder : TotpFinder {
-
-    override fun findSecret(content: String): String? {
-        content.split("\n".toRegex()).forEach { line ->
-            if (line.startsWith(TOTP_FIELDS[0])) {
-                return Uri.parse(line).getQueryParameter("secret")
-            }
-            if (line.startsWith(TOTP_FIELDS[1], ignoreCase = true)) {
-                return line.split(": *".toRegex(), 2).toTypedArray()[1]
-            }
-        }
-        return null
-    }
-
-    override fun findDigits(content: String): String {
-        content.split("\n".toRegex()).forEach { line ->
-            if (line.startsWith(TOTP_FIELDS[0]) &&
-                Uri.parse(line).getQueryParameter("digits") != null) {
-                return Uri.parse(line).getQueryParameter("digits")!!
-            }
-        }
-        return "6"
-    }
-
-    override fun findPeriod(content: String): Long {
-        content.split("\n".toRegex()).forEach { line ->
-            if (line.startsWith(TOTP_FIELDS[0]) &&
-                Uri.parse(line).getQueryParameter("period") != null) {
-                val period = Uri.parse(line).getQueryParameter("period")!!.toLongOrNull()
-                if (period != null && period > 0)
-                    return period
-            }
-        }
-        return 30
-    }
-
-    override fun findAlgorithm(content: String): String {
-        content.split("\n".toRegex()).forEach { line ->
-            if (line.startsWith(TOTP_FIELDS[0]) &&
-                Uri.parse(line).getQueryParameter("algorithm") != null) {
-                return Uri.parse(line).getQueryParameter("algorithm")!!
-            }
-        }
-        return "sha1"
-    }
-
-    companion object {
-
-        val TOTP_FIELDS = arrayOf(
-            "otpauth://totp",
-            "totp:"
-        )
-    }
-}