all: reformat with ktfmt

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

3 files changed, 354 insertions, 349 deletions

diff --git a/app/src/main/java/dev/msfjarvis/aps/util/services/ClipboardService.kt b/app/src/main/java/dev/msfjarvis/aps/util/services/ClipboardService.kt
index 1b6ba6c7..d25a110e 100644
--- a/app/src/main/java/dev/msfjarvis/aps/util/services/ClipboardService.kt
+++ b/app/src/main/java/dev/msfjarvis/aps/util/services/ClipboardService.kt
@@ -32,155 +32,150 @@ 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
-                }
-            }
+  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)
         }
-
-        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_HISTORY, 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(CLIPBOARD_CLEAR_COUNT) {
-                            val count = (it * 500).toString()
-                            clipboard.setPrimaryClip(ClipData.newPlainText(count, count))
-                        }
-                    }
-                }
+        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()
             }
-        } 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)
+          }
+          return START_NOT_STICKY
         }
-        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" }
+    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_HISTORY, 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(CLIPBOARD_CLEAR_COUNT) {
+              val count = (it * 500).toString()
+              clipboard.setPrimaryClip(ClipData.newPlainText(count, count))
             }
+          }
         }
+      }
+    } else {
+      d { "Cannot get clipboard manager service" }
     }
-
-    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"
-        // Newest Samsung phones now feature a history of up to 30 items. To err on the side of caution,
-        // push 35 fake ones.
-        private const val CLIPBOARD_CLEAR_COUNT = 35
+  }
+
+  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"
+    // Newest Samsung phones now feature a history of up to 30 items. To err on the side of
+    // caution,
+    // push 35 fake ones.
+    private const val CLIPBOARD_CLEAR_COUNT = 35
+  }
 }
diff --git a/app/src/main/java/dev/msfjarvis/aps/util/services/OreoAutofillService.kt b/app/src/main/java/dev/msfjarvis/aps/util/services/OreoAutofillService.kt
index 35a2502e..ce55fe7b 100644
--- a/app/src/main/java/dev/msfjarvis/aps/util/services/OreoAutofillService.kt
+++ b/app/src/main/java/dev/msfjarvis/aps/util/services/OreoAutofillService.kt
@@ -38,108 +38,121 @@ import dev.msfjarvis.aps.util.settings.PreferenceKeys
 @RequiresApi(Build.VERSION_CODES.O)
 class OreoAutofillService : AutofillService() {
 
-    companion object {
+  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",
-        )
+    // 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
-    }
+    private const val DISABLE_AUTOFILL_DURATION_MS = 1000 * 60 * 60 * 24L
+  }
 
-    override fun onCreate() {
-        super.onCreate()
-        cachePublicSuffixList(applicationContext)
-    }
+  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
+  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)
+    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
+  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 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 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 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
+    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
-            )
-        )
-    }
+    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()
+  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/dev/msfjarvis/aps/util/services/PasswordExportService.kt b/app/src/main/java/dev/msfjarvis/aps/util/services/PasswordExportService.kt
index 56b8e2e4..2ecd2287 100644
--- a/app/src/main/java/dev/msfjarvis/aps/util/services/PasswordExportService.kt
+++ b/app/src/main/java/dev/msfjarvis/aps/util/services/PasswordExportService.kt
@@ -25,134 +25,131 @@ 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
-                        }
-                    }
-                }
+  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
+    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)
     }
-
-    /**
-     * 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()
+      }
     }
-
-    /**
-     * 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)
+      }
     }
-
-    /**
-     * 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 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" }
+      }
     }
+  }
 
-    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 {
 
-    companion object {
-
-        const val ACTION_EXPORT_PASSWORD = "ACTION_EXPORT_PASSWORD"
-        private const val CHANNEL_ID = "NotificationService"
-    }
+    const val ACTION_EXPORT_PASSWORD = "ACTION_EXPORT_PASSWORD"
+    private const val CHANNEL_ID = "NotificationService"
+  }
 }