/**
  * @param \Notadd\Category\Requests\CategoryCreateRequest $request
  * @return $this|\Illuminate\Http\RedirectResponse
  */
 public function store(CategoryCreateRequest $request)
 {
     $category = new Category();
     if ($category->create($request->all())) {
         return $this->redirect->back();
     } else {
         return $this->redirect->back()->withInput()->withErrors('保存失败!');
     }
 }