Fixed get player height issue.

lib/home/audioplayer.dart

@@ -219,24 +219,26 @@ class PlayerWidget extends StatelessWidget {
     return Selector<AudioPlayerNotifier, Tuple2<bool, PlayerHeight>>(
       selector: (_, audio) => Tuple2(audio.playerRunning, audio?.playerHeight),
       builder: (_, data, __) {
-        var minHeight = kMinPlayerHeight[data.item2.index];
+        if (!data.item1) {
-        var maxHeight = kMaxPlayerHeight[data.item2.index];
+          return Center();
-        return !data.item1
+        } else {
-            ? Center()
+          var minHeight = kMinPlayerHeight[data.item2.index];
-            : AudioPanel(
+          var maxHeight = kMaxPlayerHeight[data.item2.index];
-                minHeight: minHeight,
+          return AudioPanel(
+              minHeight: minHeight,
+              maxHeight: maxHeight,
+              key: playerKey,
+              miniPanel: _miniPanel(context),
+              expandedPanel: ControlPanel(
                 maxHeight: maxHeight,
-                key: playerKey,
+                onExpand: () {
-                miniPanel: _miniPanel(context),
+                  playerKey.currentState.scrollToTop();
-                expandedPanel: ControlPanel(
+                },
-                  maxHeight: maxHeight,
+                onClose: () {
-                  onExpand: () {
+                  playerKey.currentState.backToMini();
-                    playerKey.currentState.scrollToTop();
+                },
-                  },
+              ));
-                  onClose: () {
+        }
-                    playerKey.currentState.backToMini();
-                  },
-                ));
       },
     );
   }

lib/state/audio_state.dart

@@ -208,12 +208,12 @@ class AudioPlayerNotifier extends ChangeNotifier {
   }
 
   @override
-  void addListener(VoidCallback listener) async {
+  void addListener(VoidCallback listener) {
-    await _getPlayerHeight();
     super.addListener(listener);
+    _getPlayerHeight();
     _queueUpdate = false;
-    await _getAutoSleepTimer();
+    _getAutoSleepTimer();
-    await AudioService.connect();
+    AudioService.connect();
     var running = AudioService.running;
     if (running) {}
   }