App\Repositories\AdminRepository::updateFriend PHP Method

    public function updateFriend($inputs)
    {
        if (isset($inputs['id'])) {
            $friend = Link::find($inputs['id']);
        } else {
            $friend = new Link();
        }
        $friend->name = $inputs['name'];
        $friend->link = $inputs['link'];
        $friend->save();
    }

 /**
  * Update friend links.
  *
  * @param Request $request
  * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\RedirectResponse
  */
 public function friend(Request $request)
 {
     $this->admin->updateFriend($request->all());
     if ($request->ajax()) {
         return response()->json();
     } else {
         return redirect('/settings#link')->with('ok', 'Add friend link successfully');
     }
 }