fix media notification operation without seekback

android/app/src/main/java/com/audiobookshelf/app/PlayerNotificationService.kt

@@ -82,6 +82,7 @@ class PlayerNotificationService : MediaBrowserServiceCompat()  {
   var seekAmount: Long = 20000   //ms
 
   private var lastPauseTime: Long = 0   //ms
+  private var onSeekBack: Boolean = false
 
   fun setCustomObjectListener(mylistener: MyCustomObjectListener) {
     listener = mylistener
@@ -416,6 +417,21 @@ class PlayerNotificationService : MediaBrowserServiceCompat()  {
         }
         if (events.contains(Player.EVENT_IS_PLAYING_CHANGED)) {
           Log.d(tag, "EVENT IS PLAYING CHANGED")
+          if (player.isPlaying) {
+            if (lastPauseTime > 0) {
+              if (onSeekBack) onSeekBack = false
+              else {
+                var backTime = calcPauseSeekBackTime()
+                if (backTime > 0) {
+                  if (backTime >= mPlayer.currentPosition) backTime = mPlayer.currentPosition - 500
+                  Log.d(tag, "SeekBackTime $backTime")
+                  onSeekBack = true
+                  seekBackward(backTime)
+                }
+              }
+            }
+          }
+          else lastPauseTime = System.currentTimeMillis()
           if (listener != null) listener.onPlayingUpdate(player.isPlaying)
         }
       }
@@ -522,18 +538,11 @@ class PlayerNotificationService : MediaBrowserServiceCompat()  {
       Log.d(tag, "Already playing")
       return
     }
-    if (lastPauseTime > 0) {
-      var backTime = calcPauseSeekBackTime()
-      if (backTime >= mPlayer.currentPosition) backTime = mPlayer.currentPosition - 500
-      Log.d(tag, "SeekBackTime $backTime")
-      seekBackward(backTime)
-    }
     mPlayer.play()
   }
 
   fun pause() {
     mPlayer.pause()
-    lastPauseTime = System.currentTimeMillis()
   }
 
   fun seekPlayer(time: Long) {
@@ -556,6 +565,7 @@ class PlayerNotificationService : MediaBrowserServiceCompat()  {
     if (mPlayer.playbackState == Player.STATE_READY) {
       mPlayer.clearMediaItems()
     }
+    currentAudiobook?.id = ""
     lastPauseTime = 0
   }
 

components/AudioPlayerMini.vue

@@ -75,7 +75,7 @@ export default {
       seekLoading: false,
       onPlayingUpdateListener: null,
       onMetadataListener: null,
-	  noSyncUpdateTime: false
+      noSyncUpdateTime: false
     }
   },
   computed: {
@@ -101,7 +101,7 @@ export default {
       MyNativeAudio.seekForward({ amount: '10000' })
     },
     sendStreamUpdate() {
-	  this.$emit('updateTime', this.currentTime)
+      this.$emit('updateTime', this.currentTime)
     },
     setStreamReady() {
       this.readyTrackWidth = this.trackWidth
@@ -228,7 +228,7 @@ export default {
           console.log('Same audiobook')
           this.isPaused = !data.isPlaying
           this.currentTime = Number((data.currentTime / 1000).toFixed(2))
-		  this.totalDuration = Number((data.duration / 1000).toFixed(2))
+          this.totalDuration = Number((data.duration / 1000).toFixed(2))
           this.timeupdate()
           if (data.isPlaying) {
             console.log('playing - continue')
@@ -333,9 +333,9 @@ export default {
         this.setFromObj()
       }
 
-	  if ((this.stateName === 'ready_no_sync') || (this.stateName === 'buffering_no_sync')) this.noSyncUpdateTime = true
-	  
-	  this.timeupdate()
+      if ((this.stateName === 'ready_no_sync') || (this.stateName === 'buffering_no_sync')) this.noSyncUpdateTime = true
+      
+      this.timeupdate()
     },
     init() {
       this.onPlayingUpdateListener = MyNativeAudio.addListener('onPlayingUpdate', this.onPlayingUpdate)