login method
Implementation
Future<String> login(tag, password) async {
final loginDto = LoginRequestDto(tag: tag, password: password);
final newUser = await repository.login(loginDto.toJson());
if (newUser.tag != "") {
isLogin.value = true;
appUser.value = newUser;
User.updatePrefs(newUser);
return "success";
} else {
return prefs.read("loginFailureMsg") ?? "에러메시지in UserController";
}
}