/**
  * @throws \Exception
  * @return CommandResponse
  */
 public function execute()
 {
     $rules = ['title' => 'required|min:3|max:50', 'is_public' => 'required', 'is_pinned' => 'required'];
     $validator = Validator::make($this->_input, $rules);
     if ($validator->fails()) {
         return CommandResponse::fail($validator);
     }
     $playlist = new Playlist();
     $playlist->user_id = Auth::user()->id;
     $playlist->title = $this->_input['title'];
     $playlist->description = $this->_input['description'];
     $playlist->is_public = $this->_input['is_public'] == 'true';
     $playlist->save();
     if ($this->_input['is_pinned'] == 'true') {
         $playlist->pin(Auth::user()->id);
     }
     return CommandResponse::succeed(['id' => $playlist->id, 'title' => $playlist->title, 'slug' => $playlist->slug, 'created_at' => $playlist->created_at, 'description' => $playlist->description, 'url' => $playlist->url, 'is_pinned' => $this->_input['is_pinned'] == 'true', 'is_public' => $this->_input['is_public'] == 'true']);
 }