Respect Audio Focus during skip, shuffle and new selectionoreo-mr1-dev

Bug: 63140402

Test: 1. Start music
      2. Start bluetooth call
      3. Use next/prev/shuffle and song selection
      4. confirm playback is not started.

Change-Id: Icb6a408cdf2ca2c6e4fdfaaedcd19f456c86b6c3

1 files changed, 10 insertions, 3 deletions

diff --git a/src/com/android/car/media/localmediaplayer/Player.java b/src/com/android/car/media/localmediaplayer/Player.java
index 9aa86be..f70e05c 100644
--- a/src/com/android/car/media/localmediaplayer/Player.java
+++ b/src/com/android/car/media/localmediaplayer/Player.java
@@ -474,12 +474,20 @@ public class Player extends MediaSession.Callback {
         mMediaPlayer.reset();
         mMediaPlayer.setDataSource(path);
         mMediaPlayer.prepare();
-        mMediaPlayer.start();
 
         if (metadata != null) {
             mSession.setMetadata(metadata);
         }
-        updatePlaybackStatePlaying();
+        boolean wasGrantedAudio = requestAudioFocus(() -> {
+            mMediaPlayer.start();
+            updatePlaybackStatePlaying();
+        });
+        if (!wasGrantedAudio) {
+            // player.pause() isn't needed since it should not actually be playing, the
+            // other steps like, updating the notification and play state are needed, thus we
+            // call the pause method.
+            pausePlayback();
+        }
     }
 
     private void safeAdvance() {
@@ -522,7 +530,6 @@ public class Player extends MediaSession.Callback {
             }
             mCurrentQueueIdx = 0;
             updateSessionQueueState();
-            updatePlaybackStatePlaying();
         }
     }