Merge changes Ia815d9d8,I30ce0527 into main

* changes:
  Interrupt temporarily engaged timer while priority session is active
  Extend user-engaged timeout to STOPPED, NONE, ERROR states
diff --git a/services/core/java/com/android/server/media/MediaSession2Record.java b/services/core/java/com/android/server/media/MediaSession2Record.java
index 89555a9..c8a8799 100644
--- a/services/core/java/com/android/server/media/MediaSession2Record.java
+++ b/services/core/java/com/android/server/media/MediaSession2Record.java
@@ -161,6 +161,11 @@
     }
 
     @Override
+    public void onGlobalPrioritySessionActiveChanged(boolean isGlobalPrioritySessionActive) {
+        // NA as MediaSession2 doesn't support UserEngagementStates for FGS.
+    }
+
+    @Override
     public boolean sendMediaButton(String packageName, int pid, int uid, boolean asSystemService,
             KeyEvent ke, int sequenceId, ResultReceiver cb) {
         // TODO(jaewan): Implement.
diff --git a/services/core/java/com/android/server/media/MediaSessionRecord.java b/services/core/java/com/android/server/media/MediaSessionRecord.java
index 0a9109b..0d779af 100644
--- a/services/core/java/com/android/server/media/MediaSessionRecord.java
+++ b/services/core/java/com/android/server/media/MediaSessionRecord.java
@@ -234,51 +234,49 @@
     private final Runnable mUserEngagementTimeoutExpirationRunnable =
             () -> {
                 synchronized (mLock) {
-                    updateUserEngagedStateIfNeededLocked(/* isTimeoutExpired= */ true);
+                    updateUserEngagedStateIfNeededLocked(
+                            /* isTimeoutExpired= */ true,
+                            /* isGlobalPrioritySessionActive= */ false);
                 }
             };
 
     @GuardedBy("mLock")
     private @UserEngagementState int mUserEngagementState = USER_DISENGAGED;
 
-    @IntDef({USER_PERMANENTLY_ENGAGED, USER_TEMPORARY_ENGAGED, USER_DISENGAGED})
+    @IntDef({USER_PERMANENTLY_ENGAGED, USER_TEMPORARILY_ENGAGED, USER_DISENGAGED})
     @Retention(RetentionPolicy.SOURCE)
     private @interface UserEngagementState {}
 
     /**
-     * Indicates that the session is active and in one of the user engaged states.
+     * Indicates that the session is {@linkplain MediaSession#isActive() active} and in one of the
+     * {@linkplain PlaybackState#isActive() active states}.
      *
      * @see #updateUserEngagedStateIfNeededLocked(boolean)
      */
     private static final int USER_PERMANENTLY_ENGAGED = 0;
 
     /**
-     * Indicates that the session is active and in {@link PlaybackState#STATE_PAUSED} state.
+     * Indicates that the session is {@linkplain MediaSession#isActive() active} and has recently
+     * switched to one of the {@linkplain PlaybackState#isActive() inactive states}.
      *
      * @see #updateUserEngagedStateIfNeededLocked(boolean)
      */
-    private static final int USER_TEMPORARY_ENGAGED = 1;
+    private static final int USER_TEMPORARILY_ENGAGED = 1;
 
     /**
-     * Indicates that the session is either not active or in one of the user disengaged states
+     * Indicates that the session is either not {@linkplain MediaSession#isActive() active} or in
+     * one of the {@linkplain PlaybackState#isActive() inactive states}.
      *
      * @see #updateUserEngagedStateIfNeededLocked(boolean)
      */
     private static final int USER_DISENGAGED = 2;
 
     /**
-     * Indicates the duration of the temporary engaged states, in milliseconds.
+     * Indicates the duration of the temporary engaged state, in milliseconds.
      *
-     * <p>Some {@link MediaSession} states like {@link PlaybackState#STATE_PAUSED} are temporarily
-     * engaged, meaning the corresponding session is only considered in an engaged state for the
-     * duration of this timeout, and only if coming from an engaged state.
-     *
-     * <p>For example, if a session is transitioning from a user-engaged state {@link
-     * PlaybackState#STATE_PLAYING} to a temporary user-engaged state {@link
-     * PlaybackState#STATE_PAUSED}, then the session will be considered in a user-engaged state for
-     * the duration of this timeout, starting at the transition instant. However, a temporary
-     * user-engaged state is not considered user-engaged when transitioning from a non-user engaged
-     * state {@link PlaybackState#STATE_STOPPED}.
+     * <p>When switching to an {@linkplain PlaybackState#isActive() inactive state}, the user is
+     * treated as temporarily engaged, meaning the corresponding session is only considered in an
+     * engaged state for the duration of this timeout, and only if coming from an engaged state.
      */
     private static final int TEMP_USER_ENGAGED_TIMEOUT_MS = 600000;
 
@@ -604,7 +602,8 @@
             mSessionCb.mCb.asBinder().unlinkToDeath(this, 0);
             mDestroyed = true;
             mPlaybackState = null;
-            updateUserEngagedStateIfNeededLocked(/* isTimeoutExpired= */ true);
+            updateUserEngagedStateIfNeededLocked(
+                    /* isTimeoutExpired= */ true, /* isGlobalPrioritySessionActive= */ false);
             mHandler.post(MessageHandler.MSG_DESTROYED);
         }
     }
@@ -621,6 +620,24 @@
         mHandler.post(mUserEngagementTimeoutExpirationRunnable);
     }
 
+    @Override
+    public void onGlobalPrioritySessionActiveChanged(boolean isGlobalPrioritySessionActive) {
+        mHandler.post(
+                () -> {
+                    synchronized (mLock) {
+                        if (isGlobalPrioritySessionActive) {
+                            mHandler.removeCallbacks(mUserEngagementTimeoutExpirationRunnable);
+                        } else {
+                            if (mUserEngagementState == USER_TEMPORARILY_ENGAGED) {
+                                mHandler.postDelayed(
+                                        mUserEngagementTimeoutExpirationRunnable,
+                                        TEMP_USER_ENGAGED_TIMEOUT_MS);
+                            }
+                        }
+                    }
+                });
+    }
+
     /**
      * Sends media button.
      *
@@ -1111,21 +1128,20 @@
     }
 
     @GuardedBy("mLock")
-    private void updateUserEngagedStateIfNeededLocked(boolean isTimeoutExpired) {
+    private void updateUserEngagedStateIfNeededLocked(
+            boolean isTimeoutExpired, boolean isGlobalPrioritySessionActive) {
         if (!Flags.enableNotifyingActivityManagerWithMediaSessionStatusChange()) {
             return;
         }
         int oldUserEngagedState = mUserEngagementState;
         int newUserEngagedState;
-        if (!isActive() || mPlaybackState == null || mDestroyed) {
+        if (!isActive() || mPlaybackState == null) {
             newUserEngagedState = USER_DISENGAGED;
-        } else if (isActive() && mPlaybackState.isActive()) {
+        } else if (mPlaybackState.isActive()) {
             newUserEngagedState = USER_PERMANENTLY_ENGAGED;
-        } else if (mPlaybackState.getState() == PlaybackState.STATE_PAUSED) {
-            newUserEngagedState =
-                    oldUserEngagedState == USER_PERMANENTLY_ENGAGED || !isTimeoutExpired
-                            ? USER_TEMPORARY_ENGAGED
-                            : USER_DISENGAGED;
+        } else if (oldUserEngagedState == USER_PERMANENTLY_ENGAGED
+                || (oldUserEngagedState == USER_TEMPORARILY_ENGAGED && !isTimeoutExpired)) {
+            newUserEngagedState = USER_TEMPORARILY_ENGAGED;
         } else {
             newUserEngagedState = USER_DISENGAGED;
         }
@@ -1134,7 +1150,7 @@
         }
 
         mUserEngagementState = newUserEngagedState;
-        if (newUserEngagedState == USER_TEMPORARY_ENGAGED) {
+        if (newUserEngagedState == USER_TEMPORARILY_ENGAGED && !isGlobalPrioritySessionActive) {
             mHandler.postDelayed(
                     mUserEngagementTimeoutExpirationRunnable, TEMP_USER_ENGAGED_TIMEOUT_MS);
         } else {
@@ -1189,9 +1205,11 @@
                         .logFgsApiEnd(ActivityManager.FOREGROUND_SERVICE_API_TYPE_MEDIA_PLAYBACK,
                                 callingUid, callingPid);
             }
+            boolean isGlobalPrioritySessionActive = mService.isGlobalPrioritySessionActive();
             synchronized (mLock) {
                 mIsActive = active;
-                updateUserEngagedStateIfNeededLocked(/* isTimeoutExpired= */ false);
+                updateUserEngagedStateIfNeededLocked(
+                        /* isTimeoutExpired= */ false, isGlobalPrioritySessionActive);
             }
             long token = Binder.clearCallingIdentity();
             try {
@@ -1348,9 +1366,11 @@
             boolean shouldUpdatePriority = ALWAYS_PRIORITY_STATES.contains(newState)
                     || (!TRANSITION_PRIORITY_STATES.contains(oldState)
                     && TRANSITION_PRIORITY_STATES.contains(newState));
+            boolean isGlobalPrioritySessionActive = mService.isGlobalPrioritySessionActive();
             synchronized (mLock) {
                 mPlaybackState = state;
-                updateUserEngagedStateIfNeededLocked(/* isTimeoutExpired= */ false);
+                updateUserEngagedStateIfNeededLocked(
+                        /* isTimeoutExpired= */ false, isGlobalPrioritySessionActive);
             }
             final long token = Binder.clearCallingIdentity();
             try {
diff --git a/services/core/java/com/android/server/media/MediaSessionRecordImpl.java b/services/core/java/com/android/server/media/MediaSessionRecordImpl.java
index 15f90d4..6c3b123 100644
--- a/services/core/java/com/android/server/media/MediaSessionRecordImpl.java
+++ b/services/core/java/com/android/server/media/MediaSessionRecordImpl.java
@@ -206,6 +206,10 @@
      */
     public abstract void expireTempEngaged();
 
+    /** Notifies record that the global priority session active state changed. */
+    public abstract void onGlobalPrioritySessionActiveChanged(
+            boolean isGlobalPrioritySessionActive);
+
     @Override
     public final boolean equals(Object o) {
         if (this == o) return true;
diff --git a/services/core/java/com/android/server/media/MediaSessionService.java b/services/core/java/com/android/server/media/MediaSessionService.java
index 1ebc856..2b29fbd 100644
--- a/services/core/java/com/android/server/media/MediaSessionService.java
+++ b/services/core/java/com/android/server/media/MediaSessionService.java
@@ -362,6 +362,7 @@
                                     + record.isActive());
                 }
                 user.pushAddressedPlayerChangedLocked();
+                mHandler.post(this::notifyGlobalPrioritySessionActiveChanged);
             } else {
                 if (!user.mPriorityStack.contains(record)) {
                     Log.w(TAG, "Unknown session updated. Ignoring.");
@@ -394,11 +395,16 @@
 
     // Currently only media1 can become global priority session.
     void setGlobalPrioritySession(MediaSessionRecord record) {
+        boolean globalPrioritySessionActiveChanged = false;
         synchronized (mLock) {
             FullUserRecord user = getFullUserRecordLocked(record.getUserId());
             if (mGlobalPrioritySession != record) {
                 Log.d(TAG, "Global priority session is changed from " + mGlobalPrioritySession
                         + " to " + record);
+                globalPrioritySessionActiveChanged =
+                        (mGlobalPrioritySession == null && record.isActive())
+                                || (mGlobalPrioritySession != null
+                                        && mGlobalPrioritySession.isActive() != record.isActive());
                 mGlobalPrioritySession = record;
                 if (user != null && user.mPriorityStack.contains(record)) {
                     // Handle the global priority session separately.
@@ -409,6 +415,30 @@
                 }
             }
         }
+        if (globalPrioritySessionActiveChanged) {
+            mHandler.post(this::notifyGlobalPrioritySessionActiveChanged);
+        }
+    }
+
+    /** Returns whether the global priority session is active. */
+    boolean isGlobalPrioritySessionActive() {
+        synchronized (mLock) {
+            return isGlobalPriorityActiveLocked();
+        }
+    }
+
+    private void notifyGlobalPrioritySessionActiveChanged() {
+        if (!Flags.enableNotifyingActivityManagerWithMediaSessionStatusChange()) {
+            return;
+        }
+        synchronized (mLock) {
+            boolean isGlobalPriorityActive = isGlobalPriorityActiveLocked();
+            for (Set<MediaSessionRecordImpl> records : mUserEngagedSessionsForFgs.values()) {
+                for (MediaSessionRecordImpl record : records) {
+                    record.onGlobalPrioritySessionActiveChanged(isGlobalPriorityActive);
+                }
+            }
+        }
     }
 
     private List<MediaSessionRecord> getActiveSessionsLocked(int userId) {
@@ -646,8 +676,11 @@
 
         if (mGlobalPrioritySession == session) {
             mGlobalPrioritySession = null;
-            if (session.isActive() && user != null) {
-                user.pushAddressedPlayerChangedLocked();
+            if (session.isActive()) {
+                if (user != null) {
+                    user.pushAddressedPlayerChangedLocked();
+                }
+                mHandler.post(this::notifyGlobalPrioritySessionActiveChanged);
             }
         } else {
             if (user != null) {