fix(cast): handle end events

android/src/main/java/dev/zoriya/omni/EventMap.kt

@@ -15,6 +15,8 @@ import androidx.media3.common.Player.STATE_READY
 import androidx.media3.common.Timeline
 import androidx.media3.common.Tracks
 import androidx.media3.common.VideoSize
+import com.google.android.gms.cast.MediaStatus
+import com.google.android.gms.cast.framework.media.RemoteMediaClient
 import com.margelo.nitro.omni.BoolProperty
 import com.margelo.nitro.omni.CastStatus
 import com.margelo.nitro.omni.HybridOmniEventMapSpec
@@ -103,6 +105,8 @@ class EventMap(private val tracks: TrackProvider) : HybridOmniEventMapSpec(), Pl
             onTracksChanged(value.currentTracks)
         }
 
+    var remote: RemoteMediaClient? = null
+
     fun emitCastStatus(status: CastStatus) {
         castStatusListeners.forEach { it(status) }
     }
@@ -200,7 +204,13 @@ class EventMap(private val tracks: TrackProvider) : HybridOmniEventMapSpec(), Pl
 
     override fun onPlaybackStateChanged(playbackState: Int) {
         val state = when (player.playbackState) {
-            STATE_IDLE -> PlayerStatus.IDLE
+            STATE_IDLE -> {
+                // cast doesn't have STATE_ENDED, so handle this manually
+                if (remote?.mediaStatus?.idleReason == MediaStatus.IDLE_REASON_FINISHED)
+                    onEndListeners.forEach { it() }
+                PlayerStatus.IDLE
+            }
+
             STATE_BUFFERING -> PlayerStatus.LOADING
             STATE_READY -> PlayerStatus.READYTOPLAY
             STATE_ENDED -> {

android/src/main/java/dev/zoriya/omni/OmniPlayer.kt

@@ -111,7 +111,9 @@ class OmniPlayer(
     // their own), so they ask us to do it when something else - google home, the
     // assistant, ... - requests a prev/next. same path as our own buttons.
     private fun listenToReceiver() {
-        val session = castContext?.sessionManager?.currentCastSession ?: return
+        val session = castContext?.sessionManager?.currentCastSession
+        eventMap.remote = session?.remoteMediaClient
+        if (session == null) return
         try {
             session.setMessageReceivedCallbacks(OMNI_NAMESPACE) { _, _, message ->
                 when (JSONObject(message).optString("action")) {