chore: bringing in media service refactor for more testing

This commit is contained in:
eddyizm
2025-11-24 13:11:29 -08:00
parent 97d1b408e1
commit 79dc1cc93b
5 changed files with 633 additions and 1021 deletions

View File

@@ -1,182 +1,18 @@
package com.cappielloantonio.tempo.service
import android.app.PendingIntent.FLAG_IMMUTABLE
import android.app.PendingIntent.FLAG_UPDATE_CURRENT
import android.app.TaskStackBuilder
import android.content.Intent
import android.net.ConnectivityManager
import android.net.Network
import android.net.NetworkCapabilities
import android.os.Binder
import android.os.IBinder
import android.os.Handler
import android.os.Looper
import android.util.Log
import androidx.core.content.ContextCompat
import androidx.media3.cast.CastPlayer
import androidx.media3.cast.SessionAvailabilityListener
import androidx.media3.common.AudioAttributes
import androidx.media3.common.C
import androidx.media3.common.MediaItem
import androidx.media3.common.Player
import androidx.media3.common.Tracks
import androidx.media3.common.util.UnstableApi
import androidx.media3.exoplayer.DefaultLoadControl
import androidx.media3.exoplayer.ExoPlayer
import androidx.media3.session.MediaLibraryService
import androidx.media3.session.MediaSession.ControllerInfo
import com.cappielloantonio.tempo.repository.AutomotiveRepository
import com.cappielloantonio.tempo.repository.QueueRepository
import com.cappielloantonio.tempo.ui.activity.MainActivity
import com.cappielloantonio.tempo.util.AssetLinkUtil
import com.cappielloantonio.tempo.util.Constants
import com.cappielloantonio.tempo.util.DownloadUtil
import com.cappielloantonio.tempo.util.DynamicMediaSourceFactory
import com.cappielloantonio.tempo.util.MappingUtil
import com.cappielloantonio.tempo.util.Preferences
import com.cappielloantonio.tempo.util.ReplayGainUtil
import com.cappielloantonio.tempo.widget.WidgetUpdateManager
import com.google.android.gms.cast.framework.CastContext
import com.google.android.gms.common.ConnectionResult
import com.google.android.gms.common.GoogleApiAvailability
@UnstableApi
class MediaService : MediaLibraryService(), SessionAvailabilityListener {
private lateinit var automotiveRepository: AutomotiveRepository
private lateinit var player: ExoPlayer
class MediaService : BaseMediaService(), SessionAvailabilityListener {
private val automotiveRepository = AutomotiveRepository()
private lateinit var castPlayer: CastPlayer
private lateinit var mediaLibrarySession: MediaLibrarySession
private lateinit var librarySessionCallback: MediaLibrarySessionCallback
private lateinit var networkCallback: CustomNetworkCallback
lateinit var equalizerManager: EqualizerManager
inner class LocalBinder : Binder() {
fun getEqualizerManager(): EqualizerManager {
return this@MediaService.equalizerManager
}
}
private val binder = LocalBinder()
companion object {
const val ACTION_BIND_EQUALIZER = "com.cappielloantonio.tempo.service.BIND_EQUALIZER"
const val ACTION_EQUALIZER_UPDATED = "com.cappielloantonio.tempo.service.EQUALIZER_UPDATED"
}
private val widgetUpdateHandler = Handler(Looper.getMainLooper())
private var widgetUpdateScheduled = false
private val widgetUpdateRunnable = object : Runnable {
override fun run() {
if (!player.isPlaying) {
widgetUpdateScheduled = false
return
}
updateWidget()
widgetUpdateHandler.postDelayed(this, WIDGET_UPDATE_INTERVAL_MS)
}
}
fun updateMediaItems() {
Log.d("MediaService", "update items");
val n = player.mediaItemCount
val k = player.currentMediaItemIndex
val current = player.currentPosition
val items = (0 .. n-1).map{i -> MappingUtil.mapMediaItem(player.getMediaItemAt(i))}
player.clearMediaItems()
player.setMediaItems(items, k, current)
}
inner class CustomNetworkCallback : ConnectivityManager.NetworkCallback() {
var wasWifi = false
init {
val manager = getSystemService(ConnectivityManager::class.java)
val network = manager.activeNetwork
val capabilities = manager.getNetworkCapabilities(network)
if (capabilities != null)
wasWifi = capabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)
}
override fun onCapabilitiesChanged(network : Network, networkCapabilities : NetworkCapabilities) {
val isWifi = networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)
if (isWifi != wasWifi) {
wasWifi = isWifi
widgetUpdateHandler.post(Runnable {
updateMediaItems()
})
}
}
}
override fun onCreate() {
super.onCreate()
initializeRepository()
initializePlayer()
initializeMediaLibrarySession()
restorePlayerFromQueue()
initializePlayerListener()
initializeCastPlayer()
initializeEqualizerManager()
initializeNetworkListener()
setPlayer(
null,
if (this::castPlayer.isInitialized && castPlayer.isCastSessionAvailable) castPlayer else player
)
}
override fun onGetSession(controllerInfo: ControllerInfo): MediaLibrarySession {
return mediaLibrarySession
}
override fun onTaskRemoved(rootIntent: Intent?) {
val player = mediaLibrarySession.player
if (!player.playWhenReady || player.mediaItemCount == 0) {
stopSelf()
}
}
override fun onDestroy() {
releaseNetworkCallback()
equalizerManager.release()
stopWidgetUpdates()
releasePlayer()
super.onDestroy()
}
override fun onBind(intent: Intent?): IBinder? {
// Check if the intent is for our custom equalizer binder
if (intent?.action == ACTION_BIND_EQUALIZER) {
return binder
}
// Otherwise, handle it as a normal MediaLibraryService connection
return super.onBind(intent)
}
private fun initializeRepository() {
automotiveRepository = AutomotiveRepository()
}
private fun initializeEqualizerManager() {
equalizerManager = EqualizerManager()
val audioSessionId = player.audioSessionId
attachEqualizerIfPossible(audioSessionId)
}
private fun initializePlayer() {
player = ExoPlayer.Builder(this)
.setRenderersFactory(getRenderersFactory())
.setMediaSourceFactory(DynamicMediaSourceFactory(this))
.setAudioAttributes(AudioAttributes.DEFAULT, true)
.setHandleAudioBecomingNoisy(true)
.setWakeMode(C.WAKE_MODE_NETWORK)
.setLoadControl(initializeLoadControl())
.build()
player.shuffleModeEnabled = Preferences.isShuffleModeEnabled()
player.repeatMode = Preferences.getRepeatMode()
}
@Suppress("DEPRECATION")
private fun initializeCastPlayer() {
@@ -184,284 +20,41 @@ class MediaService : MediaLibraryService(), SessionAvailabilityListener {
.isGooglePlayServicesAvailable(this) == ConnectionResult.SUCCESS
) {
CastContext.getSharedInstance(this, ContextCompat.getMainExecutor(this))
.addOnSuccessListener { castContext ->
castPlayer = CastPlayer(castContext)
castPlayer.setSessionAvailabilityListener(this@MediaService)
if (castPlayer.isCastSessionAvailable && this::mediaLibrarySession.isInitialized) {
setPlayer(player, castPlayer)
}
}
.addOnSuccessListener { castContext ->
castPlayer = CastPlayer(castContext)
castPlayer.setSessionAvailabilityListener(this@MediaService)
initializePlayerListener(castPlayer)
if (castPlayer.isCastSessionAvailable)
setPlayer(mediaLibrarySession.player, castPlayer)
}
}
}
private fun initializeMediaLibrarySession() {
val sessionActivityPendingIntent =
TaskStackBuilder.create(this).run {
addNextIntent(Intent(this@MediaService, MainActivity::class.java))
getPendingIntent(0, FLAG_IMMUTABLE or FLAG_UPDATE_CURRENT)
}
librarySessionCallback = createLibrarySessionCallback()
mediaLibrarySession =
MediaLibrarySession.Builder(this, player, librarySessionCallback)
.setSessionActivity(sessionActivityPendingIntent)
.build()
}
private fun initializeNetworkListener() {
networkCallback = CustomNetworkCallback()
getSystemService(ConnectivityManager::class.java).registerDefaultNetworkCallback(networkCallback)
updateMediaItems()
}
private fun restorePlayerFromQueue() {
if (player.mediaItemCount > 0) return
val queueRepository = QueueRepository()
val storedQueue = queueRepository.media
if (storedQueue.isNullOrEmpty()) return
val mediaItems = MappingUtil.mapMediaItems(storedQueue)
if (mediaItems.isEmpty()) return
val lastIndex = try {
queueRepository.lastPlayedMediaIndex
} catch (_: Exception) {
0
}.coerceIn(0, mediaItems.size - 1)
val lastPosition = try {
queueRepository.lastPlayedMediaTimestamp
} catch (_: Exception) {
0L
}.let { if (it < 0L) 0L else it }
player.setMediaItems(mediaItems, lastIndex, lastPosition)
player.prepare()
updateWidget()
}
private fun createLibrarySessionCallback(): MediaLibrarySessionCallback {
override fun getMediaLibrarySessionCallback(): MediaLibrarySession.Callback {
return MediaLibrarySessionCallback(this, automotiveRepository)
}
private fun initializePlayerListener() {
player.addListener(object : Player.Listener {
override fun onMediaItemTransition(mediaItem: MediaItem?, reason: Int) {
if (mediaItem == null) return
override fun playerInitHook() {
super.playerInitHook()
initializeCastPlayer()
if (this::castPlayer.isInitialized && castPlayer.isCastSessionAvailable)
setPlayer(null, castPlayer)
}
if (reason == Player.MEDIA_ITEM_TRANSITION_REASON_SEEK || reason == Player.MEDIA_ITEM_TRANSITION_REASON_AUTO) {
MediaManager.setLastPlayedTimestamp(mediaItem)
}
updateWidget()
}
override fun onTracksChanged(tracks: Tracks) {
ReplayGainUtil.setReplayGain(player, tracks)
val currentMediaItem = player.currentMediaItem
if (currentMediaItem != null && currentMediaItem.mediaMetadata.extras != null) {
MediaManager.scrobble(currentMediaItem, false)
}
if (player.currentMediaItemIndex + 1 == player.mediaItemCount)
MediaManager.continuousPlay(player.currentMediaItem)
}
override fun onIsPlayingChanged(isPlaying: Boolean) {
if (!isPlaying) {
MediaManager.setPlayingPausedTimestamp(
player.currentMediaItem,
player.currentPosition
)
} else {
MediaManager.scrobble(player.currentMediaItem, false)
}
if (isPlaying) {
scheduleWidgetUpdates()
} else {
stopWidgetUpdates()
}
updateWidget()
}
override fun onPlaybackStateChanged(playbackState: Int) {
super.onPlaybackStateChanged(playbackState)
if (!player.hasNextMediaItem() &&
playbackState == Player.STATE_ENDED &&
player.mediaMetadata.extras?.getString("type") == Constants.MEDIA_TYPE_MUSIC
) {
MediaManager.scrobble(player.currentMediaItem, true)
MediaManager.saveChronology(player.currentMediaItem)
}
updateWidget()
}
override fun onPositionDiscontinuity(
oldPosition: Player.PositionInfo,
newPosition: Player.PositionInfo,
reason: Int
) {
super.onPositionDiscontinuity(oldPosition, newPosition, reason)
if (reason == Player.DISCONTINUITY_REASON_AUTO_TRANSITION) {
if (oldPosition.mediaItem?.mediaMetadata?.extras?.getString("type") == Constants.MEDIA_TYPE_MUSIC) {
MediaManager.scrobble(oldPosition.mediaItem, true)
MediaManager.saveChronology(oldPosition.mediaItem)
}
if (newPosition.mediaItem?.mediaMetadata?.extras?.getString("type") == Constants.MEDIA_TYPE_MUSIC) {
MediaManager.setLastPlayedTimestamp(newPosition.mediaItem)
}
}
}
override fun onShuffleModeEnabledChanged(shuffleModeEnabled: Boolean) {
Preferences.setShuffleModeEnabled(shuffleModeEnabled)
}
override fun onRepeatModeChanged(repeatMode: Int) {
Preferences.setRepeatMode(repeatMode)
}
override fun onAudioSessionIdChanged(audioSessionId: Int) {
attachEqualizerIfPossible(audioSessionId)
}
})
if (player.isPlaying) {
scheduleWidgetUpdates()
override fun releasePlayers() {
if (this::castPlayer.isInitialized) {
castPlayer.setSessionAvailabilityListener(null)
castPlayer.release()
}
}
private fun updateWidget() {
val mi = player.currentMediaItem
val title = mi?.mediaMetadata?.title?.toString()
?: mi?.mediaMetadata?.extras?.getString("title")
val artist = mi?.mediaMetadata?.artist?.toString()
?: mi?.mediaMetadata?.extras?.getString("artist")
val album = mi?.mediaMetadata?.albumTitle?.toString()
?: mi?.mediaMetadata?.extras?.getString("album")
val extras = mi?.mediaMetadata?.extras
val coverId = extras?.getString("coverArtId")
val songLink = extras?.getString("assetLinkSong")
?: AssetLinkUtil.buildLink(AssetLinkUtil.TYPE_SONG, extras?.getString("id"))
val albumLink = extras?.getString("assetLinkAlbum")
?: AssetLinkUtil.buildLink(AssetLinkUtil.TYPE_ALBUM, extras?.getString("albumId"))
val artistLink = extras?.getString("assetLinkArtist")
?: AssetLinkUtil.buildLink(AssetLinkUtil.TYPE_ARTIST, extras?.getString("artistId"))
val position = player.currentPosition.takeIf { it != C.TIME_UNSET } ?: 0L
val duration = player.duration.takeIf { it != C.TIME_UNSET } ?: 0L
WidgetUpdateManager.updateFromState(
this,
title ?: "",
artist ?: "",
album ?: "",
coverId,
player.isPlaying,
player.shuffleModeEnabled,
player.repeatMode,
position,
duration,
songLink,
albumLink,
artistLink
)
}
private fun scheduleWidgetUpdates() {
if (widgetUpdateScheduled) return
widgetUpdateHandler.postDelayed(widgetUpdateRunnable, WIDGET_UPDATE_INTERVAL_MS)
widgetUpdateScheduled = true
}
private fun stopWidgetUpdates() {
if (!widgetUpdateScheduled) return
widgetUpdateHandler.removeCallbacks(widgetUpdateRunnable)
widgetUpdateScheduled = false
}
private fun initializeLoadControl(): DefaultLoadControl {
return DefaultLoadControl.Builder()
.setBufferDurationsMs(
(DefaultLoadControl.DEFAULT_MIN_BUFFER_MS * Preferences.getBufferingStrategy()).toInt(),
(DefaultLoadControl.DEFAULT_MAX_BUFFER_MS * Preferences.getBufferingStrategy()).toInt(),
DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_MS,
DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS
)
.build()
}
private fun getQueueFromPlayer(player: Player): List<MediaItem> {
val queue = mutableListOf<MediaItem>()
for (i in 0 until player.mediaItemCount) {
queue.add(player.getMediaItemAt(i))
}
return queue
}
private fun setPlayer(oldPlayer: Player?, newPlayer: Player) {
if (oldPlayer === newPlayer) return
oldPlayer?.stop()
mediaLibrarySession.player = newPlayer
}
private fun releasePlayer() {
if (this::castPlayer.isInitialized) castPlayer.setSessionAvailabilityListener(null)
if (this::castPlayer.isInitialized) castPlayer.release()
player.release()
mediaLibrarySession.release()
automotiveRepository.deleteMetadata()
super.releasePlayers()
}
private fun releaseNetworkCallback() {
getSystemService(ConnectivityManager::class.java).unregisterNetworkCallback(networkCallback)
}
private fun getRenderersFactory() = DownloadUtil.buildRenderersFactory(this, false)
override fun onCastSessionAvailable() {
val currentQueue = getQueueFromPlayer(player)
val currentIndex = player.currentMediaItemIndex
val currentPosition = player.currentPosition
val isPlaying = player.playWhenReady
setPlayer(player, castPlayer)
castPlayer.setMediaItems(currentQueue, currentIndex, currentPosition)
castPlayer.playWhenReady = isPlaying
castPlayer.prepare()
setPlayer(exoplayer, castPlayer)
}
override fun onCastSessionUnavailable() {
val currentQueue = getQueueFromPlayer(castPlayer)
val currentIndex = castPlayer.currentMediaItemIndex
val currentPosition = castPlayer.currentPosition
val isPlaying = castPlayer.playWhenReady
setPlayer(castPlayer, player)
player.setMediaItems(currentQueue, currentIndex, currentPosition)
player.playWhenReady = isPlaying
player.prepare()
setPlayer(castPlayer, exoplayer)
}
private fun attachEqualizerIfPossible(audioSessionId: Int): Boolean {
if (audioSessionId == 0 || audioSessionId == -1) return false
val attached = equalizerManager.attachToSession(audioSessionId)
if (attached) {
val enabled = Preferences.isEqualizerEnabled()
equalizerManager.setEnabled(enabled)
val bands = equalizerManager.getNumberOfBands()
val savedLevels = Preferences.getEqualizerBandLevels(bands)
for (i in 0 until bands) {
equalizerManager.setBandLevel(i.toShort(), savedLevels[i])
}
sendBroadcast(Intent(ACTION_EQUALIZER_UPDATED))
}
return attached
}
}
private const val WIDGET_UPDATE_INTERVAL_MS = 1000L
}