package com.github.libretube import android.app.Application import android.app.NotificationChannel import android.app.NotificationManager import android.os.Build import android.os.StrictMode import android.os.StrictMode.VmPolicy import androidx.work.ExistingPeriodicWorkPolicy import com.github.libretube.preferences.PreferenceHelper import com.github.libretube.preferences.PreferenceKeys import com.github.libretube.util.ExceptionHandler import com.github.libretube.util.NotificationHelper import com.github.libretube.util.RetrofitInstance class MyApp : Application() { override fun onCreate() { super.onCreate() /** * initialize the needed [NotificationChannel]s for DownloadService and BackgroundMode */ initializeNotificationChannels() /** * set the applicationContext as context for the [PreferenceHelper] */ PreferenceHelper.setContext(applicationContext) /** * bypassing fileUriExposedException, see https://stackoverflow.com/questions/38200282/android-os-fileuriexposedexception-file-storage-emulated-0-test-txt-exposed */ val builder = VmPolicy.Builder() StrictMode.setVmPolicy(builder.build()) /** * set the api and the auth api url */ setRetrofitApiUrls() /** * initialize the notification listener in the background */ NotificationHelper.enqueueWork(this, ExistingPeriodicWorkPolicy.KEEP) /** * Handler for uncaught exceptions */ val exceptionHandler = ExceptionHandler() Thread.setDefaultUncaughtExceptionHandler(exceptionHandler) } /** * set the api urls needed for the [RetrofitInstance] */ private fun setRetrofitApiUrls() { RetrofitInstance.url = PreferenceHelper.getString(PreferenceKeys.FETCH_INSTANCE, PIPED_API_URL) // set auth instance RetrofitInstance.authUrl = if (PreferenceHelper.getBoolean(PreferenceKeys.AUTH_INSTANCE_TOGGLE, false)) { PreferenceHelper.getString( PreferenceKeys.AUTH_INSTANCE, PIPED_API_URL ) } else { RetrofitInstance.url } } /** * Initializes the required [NotificationChannel]s for the app. */ private fun initializeNotificationChannels() { createNotificationChannel( DOWNLOAD_CHANNEL_ID, "Download Service", "Shows a notification when downloading media.", NotificationManager.IMPORTANCE_NONE ) createNotificationChannel( BACKGROUND_CHANNEL_ID, "Background Mode", "Shows a notification with buttons to control the audio player", NotificationManager.IMPORTANCE_LOW ) createNotificationChannel( PUSH_CHANNEL_ID, "Notification Worker", "Shows a notification when new streams are available.", NotificationManager.IMPORTANCE_DEFAULT ) } private fun createNotificationChannel( id: String, name: String, descriptionText: String, importance: Int ) { // Create the NotificationChannel, but only on API 26+ because // the NotificationChannel class is new and not in the support library if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { val channel = NotificationChannel(id, name, importance) channel.description = descriptionText // Register the channel in the system val notificationManager = getSystemService(NOTIFICATION_SERVICE) as NotificationManager notificationManager.createNotificationChannel(channel) } } }