Fix/android youtube player released

android/src/main/java/com/inprogress/reactnativeyoutube/VideoFragment.java

@@ -1,11 +1,22 @@
 package com.inprogress.reactnativeyoutube;
 
+import android.view.LayoutInflater;
+import android.view.ViewGroup;
+import android.os.Bundle;
+import android.view.View;
+
+import com.google.android.youtube.player.YouTubeInitializationResult;
 import com.google.android.youtube.player.YouTubePlayerFragment;
+import com.google.android.youtube.player.YouTubePlayer;
 
 
-public class VideoFragment extends YouTubePlayerFragment {
+public class VideoFragment extends YouTubePlayerFragment implements YouTubePlayer.OnInitializedListener {
 
     private YouTubeView mYouTubeView;
+    private boolean mPlayerReleased = true;
+
+    private String mApiKey = null;
+    private YouTubePlayer.OnInitializedListener mInitializationListener = null;
 
     public VideoFragment() {}
 
@@ -28,4 +39,76 @@ public void onResume() {
 
         super.onResume();
     }
+
+    @Override
+    public View onCreateView (LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+      View v = super.onCreateView(inflater, container, savedInstanceState);
+      /*
+       * According to the Youtube Api documentation :
+       * The YouTubePlayer associated with this fragment will be released
+       * whenever its onDestroyView() method is called.
+       *
+       * If we do not initialize again the player, it will crash telling that
+       * the youtube player has been released
+       */
+      if (mPlayerReleased) {
+        initialize(mApiKey, mInitializationListener);
+        /* Now that the player has been initialize we track that we can use it */
+        mPlayerReleased = false;
+      }
+      return v;
+    }
+
+    @Override
+    public void onDestroyView() {
+      /*
+       * According to youtube Player api :
+       * The YouTubePlayer associated with this fragment will be released
+       * whenever its onDestroyView() method is called.
+       *
+       * This is important since it cause Exception : The youtube player has been release
+       * on some cases
+       *
+       * We keep track of this release in order to do a proper initialization
+       * back again at view creation
+       */
+      mPlayerReleased = true;
+      /*
+       * Tell out view that the player is release in order to stop all actions
+       * on the youtube player until next initialization
+       */
+      mYouTubeView.onPlayerRelease();
+      super.onDestroyView();
+    }
+
+    @Override
+    public void initialize(String developerKey, YouTubePlayer.OnInitializedListener listener) {
+      /*
+       * Inform the player that an initialization has started
+       */
+      mYouTubeView.onInitializationStarted();
+      /*
+       * Save the developer key and the listener for later use
+       * (in onCreateView after a onDestroyView occurs)
+       */
+      mApiKey = developerKey;
+      mInitializationListener = listener;
+
+      /* Now we call the actual API */
+      super.initialize(developerKey, this);
+    }
+
+    @Override
+    public void onInitializationSuccess(YouTubePlayer.Provider provider, YouTubePlayer youTubePlayer, boolean wasRestored) {
+      if (mInitializationListener != null) mInitializationListener.onInitializationSuccess(provider, youTubePlayer, wasRestored);
+      /* Keep track that the player is now available */
+      mPlayerReleased = false;
+    }
+
+    @Override
+    public void onInitializationFailure(YouTubePlayer.Provider provider, YouTubeInitializationResult result) {
+      if (mInitializationListener != null) mInitializationListener.onInitializationFailure(provider, result);
+      /* Keep track that the player is not available */
+      mPlayerReleased = true;
+    }
 }