public void DeleteAll()
{
foreach (Dish dish in Dishes)
{
Dishes.Clear();
}
}
public DiscountViewModel()
{
Dishes.Clear();
Dishes.AddItems(_unitOfWork.Dishes.GetAll());
ApplyAction = new Command(OnApplyActionExecute, OnApplyActionCanExecute);
}
public void SaveChanges()
{
if (string.IsNullOrEmpty(NameOfSelectedDish))
{
MessageBox.Show("Name must not be empty", "Save Dish");
return;
}
double price;
bool ok = ParsePrice(out price);
if (!ok)
{
return;
}
string oldName = _selectedDish.Name, newName = NameOfSelectedDish;
/*// TODO This does not find duplicate names!
* if (IsDishNameInUse(newName, _selectedDish))
* {
* MessageBox.Show($"Dish named {newName} already exists. Please write a different name.", "Save Dish");
* return;
* }
*/
int index = Dishes.IndexOf(SelectedDish);
bool isRenamed = oldName != newName;
_selectedDish.Name = NameOfSelectedDish;
_selectedDish.Description = DescriptionOfSelectedDish;
_selectedDish.Price = price;
_selectedDish.ContainsLactose = SelectedDishContainsLactose;
_selectedDish.ContainsGluten = SelectedDishContainsGluten;
_selectedDish.ContainsFish = SelectedDishContainsFish;
DataAccess da = new DataAccess();
da.ModifyDish(_selectedDish);
if (isRenamed)
{
// Reload the list to force items update in ComboBox
Dishes.Clear();
Dishes.AddRange(TrimNames(new DataAccess().GetAllDishes()));
NotifyOfPropertyChange(() => Dishes);
NotifyOfPropertyChange(() => SelectedDish);
}
SelectedDishModified = false;
}
private void LoadData()
{
Dishes.Clear();
var dataService = new DataService();
Category = dataService.GetCategories().First(c => c.Id == _categoryId);
var dishes = dataService.GetDishes(_categoryId);
foreach (var dish in dishes)
{
Dishes.Add(dish);
}
}
public static void LoadDishesFromFile()
{
Dishes.Clear();
try
{
Dishes = JsonConvert.DeserializeObject <ObservableCollection <Dish> >(File.ReadAllText(DishesDB, Encoding.Default))
?? new ObservableCollection <Dish>();
}
catch (JsonReaderException)
{
new Alert("Неверный формат файла", "Файл должен быть в формате JSON").Show();
DishesDB = Path.Combine(Environment.CurrentDirectory, "data\\dishes.txt");
}
}
public void Update()
{
Dishes.Clear();
using (IDishController controller = factory.CreateDishController())
{
DataControllerMessage <IEnumerable <DishDisplayDTO> > controllerMessage = controller.GetAll();
if (controllerMessage.IsSuccess)
{
foreach (DishDisplayDTO dish in controllerMessage.Data)
{
Dishes.Add(dish);
}
}
}
}
/// <summary>
/// Обновление списков сущностей.
/// </summary>
private void UpdateLists()
{
Dishes.Clear();
Prepacks.Clear();
Products.Clear();
Shared.NHibernate.Environment.Session.Clear();
var dishes = Repository.Get <Dish>();
foreach (var dish in dishes)
{
dish.Update();
dish.EntitySaved += OnEntityChanged;
dish.EntityDeleted += OnEntityChanged;
}
var prepacks = Repository.Get <Prepack>();
foreach (var prepack in prepacks)
{
prepack.Update();
prepack.EntitySaved += OnEntityChanged;
prepack.EntityDeleted += OnEntityChanged;
}
var products = Repository.Get <Product>();
foreach (var product in products)
{
product.Update();
product.EntitySaved += OnEntityChanged;
product.EntityDeleted += OnEntityChanged;
}
Dishes.AddRange(dishes.Select(x => new DishViewModel(x)));
Prepacks.AddRange(prepacks.Select(x => new PrepackViewModel(x)));
Products.AddRange(products.Select(x => new ProductViewModel(x)));
}
private void RefreshDishesCollection()
{
Dishes.Clear();
Dishes.AddItems(_unitOfWork.Dishes.GetAll());
new ActionsHelper().CalculateDiscountsExisting(Dishes);
}