push notification set custom sound (.mp3)

val soundUri = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE + "://" + applicationContext.packageName + "/" + R.raw.d39push1)

 

val notificationBuilder = NotificationCompat.Builder(this, channelId)

 .setSound(soundUri)

 

if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {

 val importance = NotificationManager.IMPORTANCE_DEFAULT

 val notificationChannel = NotificationChannel(channelId, "Notice", importance)
 val audioAttributes = AudioAttributes.Builder()
  .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
  .setUsage(AudioAttributes.USAGE_NOTIFICATION)
  .build()
 notificationChannel.setSound(soundUri, audioAttributes)
 notificationManager.createNotificationChannel(notificationChannel)

}