authenticate method

@override Future<(bool, String?)> authenticate({ required String nick, required String user, String? password, })

Implementation

@override
authenticate({required nick, required user, password}) async {
  final success = await Future.delayed(
    const Duration(seconds: 2),
    () => password == _password,
  );
  return success ? (true, null) : (false, 'Password incorrect');
}