/**
  * Updates category attributes from form
  *
  * @param  Request              $request
  * @param  \App\Models\Category $category
  * @return View
  */
 public function update(EditCategoryRequest $request, Category $category)
 {
     // Set and save validated attributes
     $category->name = $request->input('name');
     $category->slug = $request->input('slug');
     $category->save();
     /**
      * If parent is set and if parent_id and category->id are not equal,
      * set parent category
      */
     $parentId = $request->input('parent_id');
     if (empty(trim($parentId))) {
         $category->makeRoot();
     } else {
         $parentCategory = Category::findOrFail($parentId);
         $category->makeChildOf($parentCategory);
     }
     return redirect(route('AdminCategoryIndex'));
 }