public ToiletDetailViewModel()
        {
            _toiletDataService = new ToiletDataService();

            SaveCommand = new CustomCommand(SaveToilet, CanSaveToilet);
            DeleteCommand = new CustomCommand(DeleteToilet, CanDeleteToilet);

            Messenger.Default.Register<Toilet>(this, OnToiletReceived);
        }
        public ToiletOverviewViewModel()
        {
            _toiletDataService = new ToiletDataService();
            _dialogService = new DialogService();
            LoadData();
            LoadCommand();

            Messenger.Default.Register<UpdateListMessage>(this, OnUpdateListMessageReceived);
        }