public MealSuggestions() { this.InitializeComponent(); _mealSuggestionViewModel = new MealSuggestionViewModel(); _mealSuggestions = _mealSuggestionViewModel.GetMeals(); MealSuggestionsGridView.ItemsSource = _mealSuggestions; AcceptMealSuggestions_AppBarButton.IsEnabled = false; }
protected override void OnNavigatedTo(NavigationEventArgs e) { if (e.Parameter != null) { if (e.Parameter is MealViewModel) { _meal = e.Parameter as MealViewModel; } else if (e.Parameter is MealSuggestionViewModel) { _mealSuggestion = null; } } }
private void AddMealSuggestions_AppBarButton_Click(object sender, RoutedEventArgs e) { _mealSuggestion = new MealSuggestionViewModel(); this.Frame.Navigate(typeof(MealItemsByCategory), _mealSuggestion); }
private void textBlock_SelectionChanged(object sender, RoutedEventArgs e) { if (MealSuggestionsGridView.SelectedItems.Count > 0) { AcceptMealSuggestions_AppBarButton.IsEnabled = true; _mealSuggestion = (MealSuggestionViewModel)MealSuggestionsGridView.SelectedItem; } }
public ObservableCollection<IMealViewModel> GetMeals() { ObservableCollection<IMealViewModel> mealSuggestions = new ObservableCollection<IMealViewModel>(); using (var db = new SQLite.SQLiteConnection(App.DBPath)) { var query = db.Table<MealSuggestion>().OrderBy(c => c.Id); foreach (var _mealSuggestion in query) { var mealSuggestion = new MealSuggestionViewModel() { Id = _mealSuggestion.Id, CategoryId = _mealSuggestion.CategoryId, MealItemIDsWithWeight = (Dictionary<float, float>)_dictionaryConverterFloat.ConvertBack(_mealSuggestion.MealItemIDsWithWeight, null, null, "") }; mealSuggestions.Add(mealSuggestion); } } return mealSuggestions; }
public IMealViewModel GetMeal(int mealId) { var mealSuggestion = new MealSuggestionViewModel(); using (var db = new SQLite.SQLiteConnection(App.DBPath)) { var _mealSuggestion = (db.Table<MealSuggestion>().Where( c => c.Id == mealId)).Single(); mealSuggestion.Id = _mealSuggestion.Id; mealSuggestion.CategoryId = _mealSuggestion.CategoryId; mealSuggestion.MealItemIDsWithWeight = (Dictionary<float, float>)_dictionaryConverterFloat.ConvertBack(_mealSuggestion.MealItemIDsWithWeight, null, null, ""); } return mealSuggestion; }