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Add hack to avoid service destroy when notification is paused

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This commit is contained in:
vfsfitvnm 2022-07-03 22:42:53 +02:00
parent 79ba4ff993
commit 7e42820e7c
1 changed files with 66 additions and 6 deletions
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72
app/src/main/kotlin/it/vfsfitvnm/vimusic/service/PlayerService.kt
View file

@ -11,6 +11,8 @@ import android.content.res.Configuration
import android.graphics.Color
import android.net.Uri
import android.os.Build
import android.os.Handler
import android.os.Looper
import android.support.v4.media.MediaMetadataCompat
import android.support.v4.media.session.MediaControllerCompat
import android.support.v4.media.session.MediaSessionCompat
@ -21,7 +23,7 @@ import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.setValue
import androidx.core.app.NotificationCompat
import androidx.core.content.ContextCompat.startForegroundService
import androidx.core.content.ContextCompat
import androidx.core.net.toUri
import androidx.media.session.MediaButtonReceiver
import androidx.media3.common.*
@ -65,6 +67,7 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
private lateinit var player: ExoPlayer
private val stateBuilder = Builder()
.setState(STATE_NONE, 0, 1f)
.setActions(
ACTION_PLAY
or ACTION_PAUSE
@ -88,17 +91,26 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
private val songPendingLoudnessDb = mutableMapOf<String, Float?>()
private var hack: Hack? = null
private val handler = Handler(Looper.getMainLooper())
private val mediaControllerCallback = object : MediaControllerCompat.Callback() {
override fun onPlaybackStateChanged(state: PlaybackStateCompat?) {
when (state?.state) {
STATE_PLAYING -> {
startForegroundService(this@PlayerService, intent<PlayerService>())
ContextCompat.startForegroundService(this@PlayerService, intent<PlayerService>())
startForeground(NotificationId, notification())
hack?.stop()
}
STATE_PAUSED -> {
if (player.playbackState == Player.STATE_ENDED || !player.playWhenReady) {
stopForeground(false)
notificationManager.notify(NotificationId, notification())
hack?.start()
}
}
STATE_NONE -> {
@ -113,7 +125,18 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
}
}
override fun onBind(intent: Intent?) = Binder()
private val binder = Binder()
override fun onBind(intent: Intent?): Binder {
hack?.stop()
hack = null
return binder
}
override fun onUnbind(intent: Intent?): Boolean {
hack = Hack()
return super.onUnbind(intent)
}
override fun onCreate() {
super.onCreate()
@ -221,6 +244,9 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
}
}
hack?.stop()
hack = null
player.removeListener(this)
player.stop()
player.release()
@ -229,6 +255,7 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
mediaSession.isActive = false
mediaSession.release()
cache.release()
super.onDestroy()
}
@ -344,7 +371,7 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
.setContentText(mediaMetadata.artist)
.setSubText(player.playerError?.message)
.setLargeIcon(bitmapProvider.bitmap)
.setAutoCancel(true)
.setAutoCancel(false)
.setOnlyAlertOnce(true)
.setShowWhen(false)
.setSmallIcon(player.playerError?.let { R.drawable.alert_circle }
@ -354,6 +381,9 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
.setDeleteIntent(broadCastPendingIntent<StopServiceBroadcastReceiver>())
.setChannelId(NotificationChannelId)
.setVisibility(NotificationCompat.VISIBILITY_PUBLIC)
.setPriority(NotificationCompat.PRIORITY_MAX)
.setSilent(true)
.setCategory(NotificationCompat.CATEGORY_TRANSPORT)
.setStyle(
androidx.media.app.NotificationCompat.MediaStyle()
.setShowActionsInCompactView(0, 1, 2)
@ -385,7 +415,7 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
NotificationChannel(
NotificationChannelId,
"Now playing",
NotificationManager.IMPORTANCE_LOW
NotificationManager.IMPORTANCE_DEFAULT
)
)
}
@ -592,7 +622,7 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
}
}
private class SessionCallback(private val player: Player) : MediaSessionCompat.Callback() {
private inner class SessionCallback(private val player: Player) : MediaSessionCompat.Callback() {
override fun onPlay() = player.play()
override fun onPause() = player.pause()
override fun onSkipToPrevious() = player.seekToPrevious()
@ -606,6 +636,36 @@ class PlayerService : Service(), Player.Listener, PlaybackStatsListener.Callback
}
}
// https://stackoverflow.com/q/53502244/16885569
private inner class Hack: Runnable {
private var isStarted = false
private val intervalMs = 30_000L
@Synchronized
fun start() {
if (!isStarted) {
isStarted = true
handler.postDelayed(this, intervalMs)
}
}
@Synchronized
fun stop() {
if (isStarted) {
handler.removeCallbacks(this)
isStarted = false
}
}
override fun run() {
if (player.playbackState == Player.STATE_ENDED || !player.playWhenReady) {
startForeground(NotificationId, notification())
stopForeground(false)
handler.postDelayed(this, intervalMs)
}
}
}
companion object {
private const val NotificationId = 1001
private const val NotificationChannelId = "default_channel_id"