/**
  * Update the specified resource in storage.
  *
  * @param  int  $id
  * @param  \Illuminate\Http\Request  $request
  * @return \Illuminate\Http\Response
  */
 public function update($id, Request $request)
 {
     $event = Event::findOrFail($id);
     $event->title = $request->title;
     $event->intro = $request->intro;
     $event->description = $request->description;
     $event->vortex_url = $request->vortex_url;
     $event->facebook_id = $request->facebook_id;
     $event->start_date = new Carbon($request->start_date);
     $event->location = $request->location;
     if (!$request->youtube_playlist_id) {
         $event->youtube_playlist_id = null;
     } else {
         $youtubePlaylist = YoutubePlaylist::find($request->youtube_playlist_id);
         $event->youtube_playlist_id = $youtubePlaylist->id;
     }
     $event->save();
     // Organizers: TODO
     $p1 = $event->presentations[0];
     $p1->start_time = $request->p1_start_time;
     $p1->end_time = $request->p1_end_time;
     // ...
     $p1->save();
     if ($request->has('p1_person1')) {
         // TODO
     }
     if ($request->has('p1_youtube_id')) {
         $recording = Recording::where('presentation_id', '=', $p1->id)->first();
         if (!is_null($recording)) {
             if ($recording->id != $request->p1_youtube_id) {
                 $recording->presentation_id = null;
             }
         }
         $recording = Recording::where('youtube_id', '=', $request->p1_youtube_id)->first();
         if (is_null($recording)) {
             die("TODO: Video not found, redirect back with meaningful error message");
         }
         $recording->presentation_id = $p1->id;
         $recording->save();
     }
     return redirect()->action('EventsController@show', $event->id)->with('status', 'Arrangementet ble oppdatert.');
 }
 public function harvestPlaylists()
 {
     $items = $this->playlists(['mine' => true]);
     $ids = [];
     foreach ($items as $response) {
         $id = $response->id;
         echo "- " . $response->snippet->title . "\n";
         $playlist = \App\YoutubePlaylist::firstOrCreate(['youtube_id' => $id]);
         $playlist->is_public = $response->status->privacyStatus == 'public';
         $playlist->title = $response->snippet->title;
         $playlist->description = $response->snippet->description;
         $playlist->save();
         $this->harvestPlaylistVideos($id);
         $ids[] = $id;
     }
     // TODO: Delete any playlists in DB with youtube_id NOT IN $ids
 }