🐛 Adding null check for HeadsetService onInit and refactored onServiceConnected for COnrealityHeadsetPlugin

Author: aavgeen

conreality_headset/android/src/main/java/app/conreality/plugins/headset/ConrealityHeadsetPlugin.java

@@ -118,7 +118,8 @@ public void onServiceConnected(final @NonNull ComponentName name, final @NonNull
     assert(service != null);
 
     Log.d(TAG, String.format("onServiceConnected: name=%s service=%s", name, service));
-    this.service = ((HeadsetService.LocalBinder)service).getService();
+    HeadsetService.LocalBinder binder = (HeadsetService.LocalBinder) service;
+    this.service = (HeadsetService) binder.getService();
     this.service.onConnection(this.registrar.context());
   }
 

conreality_headset/android/src/main/java/app/conreality/plugins/headset/HeadsetService.java

@@ -88,7 +88,7 @@ public int onStartCommand(final @NonNull Intent intent, final int flags, final i
   /** Implements TextToSpeech.OnInitListener#onInit(). */
   @Override
   public void onInit(final int status) {
-    if (status == TextToSpeech.SUCCESS) {
+    if (status == TextToSpeech.SUCCESS && this.ttsQueue != null) {
       if (Log.isLoggable(TAG, Log.DEBUG)) {
         Log.d(TAG, "Initialized the speech synthesis engine.");
       }