Use the Cast MediaRouteSelector if available

Author: MGaetan89

pillarbox-demo/src/main/java/ch/srgssr/pillarbox/demo/ui/showcases/integrations/cast/CastShowcase.kt

@@ -20,8 +20,6 @@ import androidx.core.content.ContextCompat
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.media3.common.util.RepeatModeUtil
 import androidx.media3.ui.PlayerView
-import androidx.mediarouter.media.MediaControlIntent
-import androidx.mediarouter.media.MediaRouteSelector
 import ch.srgssr.media.maestro.MediaRouteButton
 import ch.srgssr.pillarbox.cast.PillarboxCastPlayer
 import ch.srgssr.pillarbox.demo.R
@@ -65,10 +63,7 @@ fun CastShowcase() {
 
             MediaRouteButton(
                 modifier = Modifier.align(Alignment.TopEnd),
-                routeSelector = MediaRouteSelector.Builder()
-                    .addControlCategory(MediaControlIntent.CATEGORY_LIVE_VIDEO)
-                    .addControlCategory(MediaControlIntent.CATEGORY_REMOTE_PLAYBACK)
-                    .build(),
+                routeSelector = mainViewModel.routeSelector,
                 colors = IconButtonColors(
                     containerColor = ComposeColor.Transparent,
                     contentColor = ComposeColor.White,

pillarbox-demo/src/main/java/ch/srgssr/pillarbox/demo/ui/showcases/integrations/cast/CastShowcaseViewModel.kt

@@ -8,6 +8,9 @@ import android.app.Application
 import androidx.lifecycle.AndroidViewModel
 import androidx.lifecycle.viewModelScope
 import androidx.media3.common.Player
+import androidx.mediarouter.media.MediaControlIntent
+import androidx.mediarouter.media.MediaRouteSelector
+import ch.srgssr.androidx.mediarouter.compose.MediaRouteButton
 import ch.srgssr.pillarbox.cast.PillarboxCastPlayer
 import ch.srgssr.pillarbox.cast.getCastContext
 import ch.srgssr.pillarbox.cast.isCastSessionAvailableAsFlow
@@ -29,23 +32,31 @@ import kotlinx.coroutines.flow.stateIn
  * @param application The application context.
  */
 class CastShowcaseViewModel(application: Application) : AndroidViewModel(application) {
+    private val castContext = application.getCastContext()
     private val castPlayer = PillarboxCastPlayer(application)
     private val localPlayer = PillarboxExoPlayer(application)
 
     /**
      * The current player, it can be either a [PillarboxCastPlayer] or a [PillarboxExoPlayer].
      */
-    val currentPlayer = castPlayer.isCastSessionAvailableAsFlow().map {
-        if (it) castPlayer else localPlayer
-    }
+    val currentPlayer = castPlayer.isCastSessionAvailableAsFlow()
+        .map { if (it) castPlayer else localPlayer }
         .distinctUntilChanged()
         .onEach { switchPlayer(it) }
         .stateIn(
             viewModelScope,
             SharingStarted.WhileSubscribed(5_000),
-            if (application.getCastContext().isConnected()) castPlayer else localPlayer
+            if (castContext.isConnected()) castPlayer else localPlayer
         )
 
+    /**
+     * The [MediaRouteSelector] to use on the [MediaRouteButton].
+     */
+    val routeSelector = castContext.mergedSelector ?: MediaRouteSelector.Builder()
+        .addControlCategory(MediaControlIntent.CATEGORY_LIVE_VIDEO)
+        .addControlCategory(MediaControlIntent.CATEGORY_REMOTE_PLAYBACK)
+        .build()
+
     override fun onCleared() {
         castPlayer.release()
         localPlayer.release()