Some Bugs fixed of Notification.

Author: HarshAndroid

app/src/main/java/com/harshRajpurohit/musicPlayer/MusicService.kt

@@ -18,7 +18,6 @@ class MusicService: Service(), AudioManager.OnAudioFocusChangeListener {
     private lateinit var mediaSession : MediaSessionCompat
     private lateinit var runnable: Runnable
     lateinit var audioManager: AudioManager
-    lateinit var playbackState: PlaybackStateCompat
 
     override fun onBind(intent: Intent?): IBinder {
         mediaSession = MediaSessionCompat(baseContext, "My Music")
@@ -70,7 +69,7 @@ class MusicService: Service(), AudioManager.OnAudioFocusChangeListener {
             .build()
 
         if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q){
-            val playbackSpeed = if(mediaPlayer!!.isPlaying) 0F else 1F
+            val playbackSpeed = if(PlayerActivity.isPlaying) 1F else 0F
             mediaSession.setMetadata(MediaMetadataCompat.Builder()
                 .putLong(MediaMetadataCompat.METADATA_KEY_DURATION, mediaPlayer!!.duration.toLong())
                 .build())

app/src/main/java/com/harshRajpurohit/musicPlayer/NowPlaying.kt

@@ -63,17 +63,17 @@ class NowPlaying : Fragment() {
     }
 
     private fun playMusic(){
+        PlayerActivity.isPlaying = true
         PlayerActivity.musicService!!.mediaPlayer!!.start()
         binding.playPauseBtnNP.setIconResource(R.drawable.pause_icon)
         PlayerActivity.musicService!!.showNotification(R.drawable.pause_icon)
         PlayerActivity.binding.nextBtnPA.setIconResource(R.drawable.pause_icon)
-        PlayerActivity.isPlaying = true
     }
     private fun pauseMusic(){
+        PlayerActivity.isPlaying = false
         PlayerActivity.musicService!!.mediaPlayer!!.pause()
         binding.playPauseBtnNP.setIconResource(R.drawable.play_icon)
         PlayerActivity.musicService!!.showNotification(R.drawable.play_icon)
         PlayerActivity.binding.nextBtnPA.setIconResource(R.drawable.play_icon)
-        PlayerActivity.isPlaying = false
     }
 }

app/src/main/java/com/harshRajpurohit/musicPlayer/PlayerActivity.kt

@@ -198,17 +198,19 @@ class PlayerActivity : AppCompatActivity(), ServiceConnection, MediaPlayer.OnCom
     }
 
     private fun playMusic(){
-        binding.playPauseBtnPA.setIconResource(R.drawable.pause_icon)
-        musicService!!.showNotification(R.drawable.pause_icon)
         isPlaying = true
         musicService!!.mediaPlayer!!.start()
+        binding.playPauseBtnPA.setIconResource(R.drawable.pause_icon)
+        musicService!!.showNotification(R.drawable.pause_icon)
     }
 
     private fun pauseMusic(){
-        binding.playPauseBtnPA.setIconResource(R.drawable.play_icon)
-        musicService!!.showNotification(R.drawable.play_icon)
         isPlaying = false
         musicService!!.mediaPlayer!!.pause()
+        binding.playPauseBtnPA.setIconResource(R.drawable.play_icon)
+        musicService!!.showNotification(R.drawable.play_icon)
+
+
     }
     private fun prevNextSong(increment: Boolean){
         if(increment)