Add onAvailableCommandsChanged to AnalyticsListener

PiperOrigin-RevId: 378886637

library/core/src/main/java/com/google/android/exoplayer2/analytics/AnalyticsCollector.java

@@ -631,6 +631,15 @@ public class AnalyticsCollector
         });
   }
 
+  @Override
+  public void onAvailableCommandsChanged(Player.Commands availableCommands) {
+    EventTime eventTime = generateCurrentPlayerMediaPeriodEventTime();
+    sendEvent(
+        eventTime,
+        AnalyticsListener.EVENT_AVAILABLE_COMMANDS_CHANGED,
+        listener -> listener.onAvailableCommandsChanged(eventTime, availableCommands));
+  }
+
   @SuppressWarnings("deprecation") // Implementing and calling deprecated listener method.
   @Override
   public final void onPlayerStateChanged(boolean playWhenReady, @Player.State int playbackState) {

library/core/src/main/java/com/google/android/exoplayer2/analytics/AnalyticsListener.java

@@ -169,6 +169,7 @@ public interface AnalyticsListener {
     EVENT_PLAYER_ERROR,
     EVENT_POSITION_DISCONTINUITY,
     EVENT_PLAYBACK_PARAMETERS_CHANGED,
+    EVENT_AVAILABLE_COMMANDS_CHANGED,
     EVENT_MEDIA_METADATA_CHANGED,
     EVENT_PLAYLIST_MEDIA_METADATA_CHANGED,
     EVENT_LOAD_STARTED,
@@ -247,6 +248,8 @@ public interface AnalyticsListener {
   int EVENT_POSITION_DISCONTINUITY = Player.EVENT_POSITION_DISCONTINUITY;
   /** {@link Player#getPlaybackParameters()} changed. */
   int EVENT_PLAYBACK_PARAMETERS_CHANGED = Player.EVENT_PLAYBACK_PARAMETERS_CHANGED;
+  /** {@link Player#getAvailableCommands()} changed. */
+  int EVENT_AVAILABLE_COMMANDS_CHANGED = Player.EVENT_AVAILABLE_COMMANDS_CHANGED;
   /** {@link Player#getMediaMetadata()} changed. */
   int EVENT_MEDIA_METADATA_CHANGED = Player.EVENT_MEDIA_METADATA_CHANGED;
   /** {@link Player#getPlaylistMediaMetadata()} changed. */
@@ -615,6 +618,14 @@ public interface AnalyticsListener {
   default void onLoadingChanged(EventTime eventTime, boolean isLoading) {}
 
   /**
+   * Called when the player's available commands changed.
+   *
+   * @param eventTime The event time.
+   * @param availableCommands The available commands.
+   */
+  default void onAvailableCommandsChanged(EventTime eventTime, Player.Commands availableCommands) {}
+
+  /**
    * Called when a fatal player error occurred.
    *
    * @param eventTime The event time.