public function delete($category_id)
 {
     # code...
     $categories = Category::all();
     $category = $categories->find($category_id);
     if ($category) {
         flash('Your category (' . $category->category_name . ') is will be removed when your administrator will approve.');
         $category->delete();
     } else {
         flash('Your category (' . $category->category_name . ') is already removed or not in your list. Please contact your administrator to know category removal policy');
     }
     return redirect()->route('user::categories');
 }
 public function edit($product_id)
 {
     //edit the product
     $productsCount = 0;
     $products = Auth::user()->products;
     $product = $products->find($product_id);
     $categories = Category::all();
     // return redirect()->route('user::products')->with(compact('productsCount', 'products', 'categories'));
     return view('add-product', compact('productsCount', 'products', 'categories'))->withUser(Auth::user());
 }