public function getCategory($id)
 {
     return Category::find($id);
 }
 public function destroy($id)
 {
     Category::destroy($id);
     return $this->get();
 }
 public function __construct()
 {
     if (Auth::check()) {
         View::share('categories', Category::where('user_id', Auth::user()->id)->get());
     }
 }