make it possible to reopen the player containing activity from the player notification

new-player/src/main/java/net/newpipe/newplayer/NewPlayer.kt

@@ -20,6 +20,7 @@
 
 package net.newpipe.newplayer
 
+import android.app.Activity
 import androidx.core.graphics.drawable.IconCompat
 import androidx.media3.common.MediaItem
 import androidx.media3.common.Player
@@ -56,6 +57,7 @@ interface NewPlayer {
     val preferredAudioVariants: List<String>
     val preferredStreamLanguage: List<String>
     val notificationIcon: IconCompat
+    val playerActivityClass: Class<Activity>
 
     val exoPlayer: StateFlow<Player?>
     var playWhenReady: Boolean

new-player/src/main/java/net/newpipe/newplayer/NewPlayerImpl.kt

@@ -20,6 +20,7 @@
 
 package net.newpipe.newplayer
 
+import android.app.Activity
 import android.app.Application
 import android.content.ComponentName
 import android.util.Log
@@ -59,6 +60,7 @@ private const val TAG = "NewPlayerImpl"
 
 class NewPlayerImpl(
     val app: Application,
+    override val playerActivityClass: Class<Activity>,
     private val repository: MediaRepository,
     override val preferredVideoVariants: List<String> = emptyList(),
     override val preferredStreamLanguage: List<String> = emptyList(),
@@ -69,7 +71,6 @@ class NewPlayerImpl(
         R.drawable.new_player_tiny_icon
     ),
 ) : NewPlayer {
-
     private val mutableExoPlayer = MutableStateFlow<ExoPlayer?>(null)
     override val exoPlayer = mutableExoPlayer.asStateFlow()
 

new-player/src/main/java/net/newpipe/newplayer/service/MediaNotification.kt

@@ -1,8 +1,11 @@
 package net.newpipe.newplayer.service
 
+import android.app.Activity
 import android.app.Notification
 import android.app.NotificationChannel
 import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Intent
 import android.os.Build
 import androidx.annotation.OptIn
 import androidx.core.app.NotificationCompat
@@ -15,12 +18,15 @@ import net.newpipe.newplayer.R
 const val NEW_PLAYER_MEDIA_NOTIFICATION_ID = 17480
 const val NEW_PLAYER_MEDIA_NOTIFICATION_CHANNEL_NAME = "Player"
 
+const val NEW_PLAYER_REQUEST_CODE_OPEN_ACTIVITY = 0
+
 @OptIn(UnstableApi::class)
 fun createNewPlayerNotification(
     service: NewPlayerService,
     session: MediaSession,
     notificationManager: NotificationManager,
-    notificationIcon: IconCompat
+    notificationIcon: IconCompat,
+    playerActivity: Class<Activity>
 ): Notification {
 
     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
@@ -34,11 +40,21 @@ fun createNewPlayerNotification(
     }
 
 
+    val onNotificationClickIntent = Intent(service, playerActivity)
+    val onNotificationClickPendingIntent =
+        PendingIntent.getActivity(
+            service,
+            NEW_PLAYER_REQUEST_CODE_OPEN_ACTIVITY,
+            onNotificationClickIntent,
+            PendingIntent.FLAG_IMMUTABLE
+        )
+
     val notificationBuilder =
         NotificationCompat.Builder(service, NEW_PLAYER_MEDIA_NOTIFICATION_CHANNEL_NAME)
             .setContentTitle(service.resources.getString(R.string.new_player_name))
             .setContentText(service.resources.getString(R.string.playing_in_background))
             .setStyle(MediaStyleNotificationHelper.MediaStyle(session))
+            .setContentIntent(onNotificationClickPendingIntent)
 
     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
         notificationBuilder.setSmallIcon(notificationIcon)

new-player/src/main/java/net/newpipe/newplayer/service/NewPlayerService.kt

@@ -78,7 +78,8 @@ class NewPlayerService : MediaSessionService() {
                     notificationManager = getSystemService(
                         Context.NOTIFICATION_SERVICE
                     ) as NotificationManager,
-                    notificationIcon = newPlayer.notificationIcon
+                    notificationIcon = newPlayer.notificationIcon,
+                    playerActivity = newPlayer.playerActivityClass
                 )
 
                 return MediaNotification(NEW_PLAYER_MEDIA_NOTIFICATION_ID, notification)

test-app/src/main/java/net/newpipe/newplayer/testapp/NewPlayerComponent.kt

@@ -20,6 +20,7 @@
 
 package net.newpipe.newplayer.testapp
 
+import android.app.Activity
 import android.app.Application
 import android.util.Log
 import androidx.core.graphics.drawable.IconCompat
@@ -40,9 +41,10 @@ object NewPlayerComponent {
     @Singleton
     fun provideNewPlayer(app: Application): NewPlayer {
         val player = NewPlayerImpl(
-            app,
-            TestMediaRepository(app),
-            notificationIcon = IconCompat.createWithResource(app, R.drawable.tinny_cools)
+            app = app,
+            repository = TestMediaRepository(app),
+            notificationIcon = IconCompat.createWithResource(app, R.drawable.tinny_cools),
+            playerActivityClass = MainActivity::class.java as Class<Activity>
         )
         if (app is NewPlayerApp) {
             app.appScope.launch {