/**
  * Resource edit view
  * GET         /resource/{id}/edit
  * @param  int  $id
  * @return Response
  */
 public function edit($id)
 {
     $data = $this->model->find($id);
     $categoryLists = ProductCategories::lists('name', 'id');
     $product = $this->model->where('slug', $data->slug)->first();
     return View::make($this->resourceView . '.edit')->with(compact('data', 'categoryLists', 'product'));
 }