build-logic/android-plugins/src/main/kotlin/artifacts/CollectApksTask.kt


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package artifacts

import com.android.build.api.variant.BuiltArtifactsLoader
import java.io.File
import org.gradle.api.DefaultTask
import org.gradle.api.file.DirectoryProperty
import org.gradle.api.provider.Property
import org.gradle.api.tasks.CacheableTask
import org.gradle.api.tasks.Input
import org.gradle.api.tasks.InputFiles
import org.gradle.api.tasks.Internal
import org.gradle.api.tasks.OutputDirectory
import org.gradle.api.tasks.PathSensitive
import org.gradle.api.tasks.PathSensitivity
import org.gradle.api.tasks.TaskAction

/** Task to collect APKs in a given [outputDirectory]. */
@CacheableTask
abstract class CollectApksTask : DefaultTask() {
  @get:InputFiles @get:PathSensitive(PathSensitivity.NONE) abstract val apkFolder: DirectoryProperty

  @get:Input abstract val variantName: Property<String>

  @get:Internal abstract val builtArtifactsLoader: Property<BuiltArtifactsLoader>

  @get:OutputDirectory abstract val outputDirectory: DirectoryProperty

  @TaskAction
  fun run() {
    val outputDir = outputDirectory.asFile.get()
    outputDir.mkdirs()
    val builtArtifacts =
      builtArtifactsLoader.get().load(apkFolder.get()) ?: throw RuntimeException("Cannot load APKs")
    builtArtifacts.elements.forEach { artifact ->
      File(artifact.outputFile)
        .renameTo(outputDir.resolve("APS-${variantName.get()}-${artifact.versionName}.apk"))
    }
  }
}