feat: pip controls for offline player

app/src/main/java/com/github/libretube/enums/PlayerEvent.kt

@@ -1,8 +1,7 @@
 package com.github.libretube.enums
 
 enum class PlayerEvent {
-    Pause,
-    Play,
+    PlayPause,
     Forward,
     Rewind,
     Next,

app/src/main/java/com/github/libretube/helpers/PlayerHelper.kt

@@ -1,7 +1,6 @@
 package com.github.libretube.helpers
 
 import android.app.Activity
-import android.app.PendingIntent
 import android.content.Context
 import android.content.Intent
 import android.content.pm.ActivityInfo
@@ -397,30 +396,25 @@
         }
     }
 
-    fun getIntentAction(context: Context): String {
+    fun getIntentActionName(context: Context): String {
         return context.packageName + "." + ACTION_MEDIA_CONTROL
     }
 
-    private fun getPendingIntent(activity: Activity, event: PlayerEvent): PendingIntent {
-        val intent = Intent(getIntentAction(activity))
-            .setPackage(activity.packageName)
-            .putExtra(CONTROL_TYPE, event)
-        return PendingIntentCompat.getBroadcast(activity, event.ordinal, intent, 0, false)!!
-    }
-
     private fun getRemoteAction(
         activity: Activity,
         id: Int,
         @StringRes title: Int,
         event: PlayerEvent
     ): RemoteActionCompat {
+        val intent = Intent(getIntentActionName(activity))
+            .setPackage(activity.packageName)
+            .putExtra(CONTROL_TYPE, event)
+        val pendingIntent = PendingIntentCompat.getBroadcast(activity, event.ordinal, intent, 0, false)!!
+
         val text = activity.getString(title)
-        return RemoteActionCompat(
-            IconCompat.createWithResource(activity, id),
-            text,
-            text,
-            getPendingIntent(activity, event)
-        )
+        val icon = IconCompat.createWithResource(activity, id)
+
+        return RemoteActionCompat(icon, text, text, pendingIntent)
     }
 
     /**
@@ -444,8 +438,8 @@
         val playPauseAction = getRemoteAction(
             activity,
             if (isPlaying) R.drawable.ic_pause else R.drawable.ic_play,
-            R.string.pause,
-            if (isPlaying) PlayerEvent.Pause else PlayerEvent.Play
+            if (isPlaying) R.string.resume else R.string.pause,
+            PlayerEvent.PlayPause
         )
 
         val skipNextAction = getRemoteAction(

app/src/main/java/com/github/libretube/ui/activities/OfflinePlayerActivity.kt

@@ -1,12 +1,17 @@
 package com.github.libretube.ui.activities
 
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
 import android.content.pm.ActivityInfo
-import android.media.session.PlaybackState
+import android.content.res.Configuration
 import android.net.Uri
 import android.os.Bundle
 import android.text.format.DateUtils
 import android.view.KeyEvent
 import androidx.activity.viewModels
+import androidx.core.content.ContextCompat
 import androidx.core.view.isInvisible
 import androidx.core.view.isVisible
 import androidx.lifecycle.lifecycleScope
@@ -30,7 +35,11 @@
 import com.github.libretube.db.DatabaseHolder.Database
 import com.github.libretube.db.obj.DownloadChapter
 import com.github.libretube.enums.FileType
+import com.github.libretube.enums.PlayerEvent
+import com.github.libretube.extensions.seekBy
+import com.github.libretube.extensions.serializableExtra
 import com.github.libretube.extensions.toAndroidUri
+import com.github.libretube.extensions.togglePlayPauseState
 import com.github.libretube.extensions.updateParameters
 import com.github.libretube.helpers.PlayerHelper
 import com.github.libretube.helpers.WindowHelper
@@ -74,6 +83,10 @@
         override fun onIsPlayingChanged(isPlaying: Boolean) {
             super.onIsPlayingChanged(isPlaying)
 
+            if (PlayerHelper.pipEnabled) {
+                PictureInPictureCompat.setPictureInPictureParams(this@OfflinePlayerActivity, pipParams)
+            }
+
             // Start or pause watch position timer
             if (isPlaying) {
                 watchPositionTimer.resume()
@@ -97,6 +110,32 @@
         }
     }
 
+    private val playerActionReceiver = object : BroadcastReceiver() {
+        override fun onReceive(context: Context, intent: Intent) {
+            when (intent.serializableExtra<PlayerEvent>(PlayerHelper.CONTROL_TYPE) ?: return) {
+                PlayerEvent.PlayPause -> {
+                    player.togglePlayPauseState()
+                }
+
+                PlayerEvent.Forward -> {
+                    player.seekBy(PlayerHelper.seekIncrement)
+                }
+
+                PlayerEvent.Rewind -> {
+                    player.seekBy(-PlayerHelper.seekIncrement)
+                }
+
+                else -> Unit
+            }
+        }
+    }
+
+    private val pipParams get() = PictureInPictureParamsCompat.Builder()
+        .setActions(PlayerHelper.getPiPModeActions(this, player.isPlaying))
+        .setAutoEnterEnabled(PlayerHelper.pipEnabled && player.isPlaying)
+        .setAspectRatio(player.videoSize)
+        .build()
+
     override fun onCreate(savedInstanceState: Bundle?) {
         WindowHelper.toggleFullscreen(window, true)
 
@@ -116,6 +155,17 @@
             player.videoSize.width,
             player.videoSize.height
         )
+
+        ContextCompat.registerReceiver(
+            this,
+            playerActionReceiver,
+            IntentFilter(PlayerHelper.getIntentActionName(this)),
+            ContextCompat.RECEIVER_NOT_EXPORTED
+        )
+
+        if (PlayerHelper.pipEnabled) {
+            PictureInPictureCompat.setPictureInPictureParams(this, pipParams)
+        }
     }
 
     private fun initializePlayer() {
@@ -248,6 +298,10 @@
     override fun onPause() {
         playerViewModel.isFullscreen.value = false
         super.onPause()
+
+        if (PlayerHelper.pauseOnQuit) {
+            player.pause()
+        }
     }
 
     override fun onDestroy() {
@@ -257,22 +311,30 @@
         player.release()
         watchPositionTimer.destroy()
 
+        unregisterReceiver(playerActionReceiver)
+
         super.onDestroy()
     }
 
     override fun onUserLeaveHint() {
-        if (PlayerHelper.pipEnabled && player.playbackState != PlaybackState.STATE_PAUSED) {
-            PictureInPictureCompat.enterPictureInPictureMode(
-                this,
-                PictureInPictureParamsCompat.Builder()
-                    .setAspectRatio(player.videoSize)
-                    .build()
-            )
+        if (PlayerHelper.pipEnabled && player.isPlaying) {
+            PictureInPictureCompat.enterPictureInPictureMode(this, pipParams)
         }
 
         super.onUserLeaveHint()
     }
 
+    override fun onPictureInPictureModeChanged(isInPictureInPictureMode: Boolean, configuration: Configuration) {
+        super.onPictureInPictureModeChanged(isInPictureInPictureMode)
+
+        if (isInPictureInPictureMode) {
+            playerView.hideController()
+            playerView.useController = false
+        } else {
+            playerView.useController = true
+        }
+    }
+
     override fun onKeyUp(keyCode: Int, event: KeyEvent?): Boolean {
         if (binding.player.onKeyBoardAction(keyCode)) {
             return true

app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt

@@ -200,15 +200,11 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
     /**
      * Receiver for all actions in the PiP mode
      */
-    private val broadcastReceiver = object : BroadcastReceiver() {
+    private val playerActionReceiver = object : BroadcastReceiver() {
         override fun onReceive(context: Context, intent: Intent) {
             when (intent.serializableExtra<PlayerEvent>(PlayerHelper.CONTROL_TYPE) ?: return) {
-                PlayerEvent.Play -> {
-                    exoPlayer.play()
-                }
-
-                PlayerEvent.Pause -> {
-                    exoPlayer.pause()
+                PlayerEvent.PlayPause -> {
+                    exoPlayer.togglePlayPauseState()
                 }
 
                 PlayerEvent.Forward -> {
@@ -370,8 +366,8 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
         // broadcast receiver for PiP actions
         ContextCompat.registerReceiver(
             requireContext(),
-            broadcastReceiver,
-            IntentFilter(PlayerHelper.getIntentAction(requireContext())),
+            playerActionReceiver,
+            IntentFilter(PlayerHelper.getIntentActionName(requireContext())),
             ContextCompat.RECEIVER_NOT_EXPORTED
         )
 
@@ -833,7 +829,7 @@ class PlayerFragment : Fragment(), OnlinePlayerOptions {
 
         runCatching {
             // unregister the receiver for player actions
-            context?.unregisterReceiver(broadcastReceiver)
+            context?.unregisterReceiver(playerActionReceiver)
         }
 
         _binding = null