MvvmViewModel.dart

class MvvmViewModel with ChangeNotifier {

  String welcomeText = "";

  final MvvmRepo repo;

  MvvmViewModel(this.repo) {
    loadWelcomeText();
  }

  Future<void> loadWelcomeText() async {
    welcomeText = await repo.getWelcomeText();
    notifyListeners();
  }

  // other methods implementation

}