Inheritance: extends Controller
 public function registerfb(Request $request)
 {
     $res = $request->input("response");
     $identifier = isset($res['email']) ? $res['email'] : $res['id'];
     $auth = array('email' => $res['id'], 'password' => 'password');
     $result = "success";
     if (!Auth::attempt($auth, true)) {
         $member = new User();
         $user_id = DB::table('users')->max('user_id') + 1;
         $member->user_id = $user_id;
         $member->username = $res['id'];
         $member->email = $identifier;
         $member->name = $res["name"];
         $member->password = Hash::make("password");
         $member->description = $res['quotes'];
         Storage::makeDirectory($member->user_id);
         $member->avatar_link = StorageController::getFile($user_id, $res['picture']['data']['url']);
         $member->cover_link = StorageController::getFile($user_id, $res['cover']['source']);
         if ($member->save()) {
             Auth::attempt($auth, true);
         }
         //            return response()->json(["result"=>$result,'user'=>$member,]);
     }
     return response()->json(["result" => $result, 'success' => Auth::check()]);
 }