Correct callback

app/src/main/java/com/lagradost/cloudstream3/ui/player/AbstractPlayerFragment.kt

@@ -99,6 +99,10 @@ abstract class AbstractPlayerFragment(
         throw NotImplementedError()
     }
 
+    open fun onTracksInfoChanged() {
+        throw NotImplementedError()
+    }
+
     open fun exitedPipMode() {
         throw NotImplementedError()
     }
@@ -369,6 +373,7 @@ abstract class AbstractPlayerFragment(
             ),
             subtitlesUpdates = ::subtitlesChanged,
             embeddedSubtitlesFetched = ::embeddedSubtitlesFetched,
+            onTracksInfoChanged = ::onTracksInfoChanged
         )
 
         if (player is CS3IPlayer) {

app/src/main/java/com/lagradost/cloudstream3/ui/player/CS3IPlayer.kt

@@ -113,6 +113,7 @@ class CS3IPlayer : IPlayer {
 
     private var playerUpdated: ((Any?) -> Unit)? = null
     private var embeddedSubtitlesFetched: ((List<SubtitleData>) -> Unit)? = null
+    private var onTracksInfoChanged: (() -> Unit)? = null
 
     override fun releaseCallbacks() {
         playerUpdated = null
@@ -125,7 +126,7 @@ class CS3IPlayer : IPlayer {
         nextEpisode = null
         prevEpisode = null
         subtitlesUpdates = null
-        embeddedSubtitlesFetched = null
+        onTracksInfoChanged = null
         requestSubtitleUpdate = null
     }
 
@@ -141,6 +142,7 @@ class CS3IPlayer : IPlayer {
         prevEpisode: (() -> Unit)?,
         subtitlesUpdates: (() -> Unit)?,
         embeddedSubtitlesFetched: ((List<SubtitleData>) -> Unit)?,
+        onTracksInfoChanged: (() -> Unit)?,
     ) {
         this.playerUpdated = playerUpdated
         this.updateIsPlaying = updateIsPlaying
@@ -153,6 +155,7 @@ class CS3IPlayer : IPlayer {
         this.prevEpisode = prevEpisode
         this.subtitlesUpdates = subtitlesUpdates
         this.embeddedSubtitlesFetched = embeddedSubtitlesFetched
+        this.onTracksInfoChanged = onTracksInfoChanged
     }
 
     // I know, this is not a perfect solution, however it works for fixing subs
@@ -818,6 +821,7 @@ class CS3IPlayer : IPlayer {
                         }
 
                         embeddedSubtitlesFetched?.invoke(exoPlayerReportedTracks)
+                        onTracksInfoChanged?.invoke()
                         subtitlesUpdates?.invoke()
                     }
                     super.onTracksInfoChanged(tracksInfo)

app/src/main/java/com/lagradost/cloudstream3/ui/player/GeneratorPlayer.kt

@@ -113,6 +113,9 @@ class GeneratorPlayer : FullScreenPlayer() {
 
     override fun embeddedSubtitlesFetched(subtitles: List<SubtitleData>) {
         viewModel.addSubtitles(subtitles.toSet())
+    }
+
+    override fun onTracksInfoChanged() {
         val tracks = player.getVideoTracks()
         player_tracks_btt?.isVisible = tracks.allVideoTracks.size > 1 || tracks.allAudioTracks.size > 1
     }

app/src/main/java/com/lagradost/cloudstream3/ui/player/IPlayer.kt

@@ -123,6 +123,7 @@ interface IPlayer {
         prevEpisode: (() -> Unit)? = null,                          // this is used by the player to load the previous episode
         subtitlesUpdates: (() -> Unit)? = null,                     // callback from player to inform that subtitles have updated in some way
         embeddedSubtitlesFetched: ((List<SubtitleData>) -> Unit)? = null, // callback from player to give all embedded subtitles
+        onTracksInfoChanged: (() -> Unit)? = null,                  // Callback when tracks are changed, used for UI changes
     )
 
     fun releaseCallbacks()

app/src/main/java/com/lagradost/cloudstream3/ui/result/ResultTrailerPlayer.kt

@@ -82,6 +82,7 @@ open class ResultTrailerPlayer : com.lagradost.cloudstream3.ui.player.FullScreen
     override fun subtitlesChanged() {}
 
     override fun embeddedSubtitlesFetched(subtitles: List<SubtitleData>) {}
+    override fun onTracksInfoChanged() {}
 
     override fun exitedPipMode() {}