public void AddDishToCategory()
{
if (SelectedCategoryId == -1)
{
MessageBox.Show("No category has been selected");
return;
}
if (SelectedDishInAllDishes == null)
{
MessageBox.Show("No dish has been selected");
return;
}
Dish dish = SelectedDishInAllDishes;
if (DishesInCategory.Contains(dish))
{
MessageBox.Show($"The dish {dish.Name} is already in category {SelectedCategoryId}");
return;
}
DataAccess da = new DataAccess();
da.AddDishToCategory(dish.Id, SelectedCategoryId, SelectedMenu.Id);
DishesInCategory.Add(dish);
SelectedDishInCategory = dish;
NotifyOfPropertyChange(() => DishesInCategory);
}
public void RemoveDishFromCategory()
{
if (SelectedDishInCategory == null)
{
MessageBox.Show("No dish has been selected in category");
return;
}
Dish dish = SelectedDishInCategory;
DataAccess da = new DataAccess();
da.RemoveDishFromCategory(dish.Id, SelectedCategoryId, SelectedMenu.Id);
DishesInCategory.Remove(dish);
SelectedDishInCategory = null;
NotifyOfPropertyChange(() => DishesInCategory);
}
private void LoadCategory()
{
DataAccess da = new DataAccess();
List <Dish> dishes = da.GetDishesInCategory(SelectedCategoryId, SelectedMenu.Id);
DishesInCategory.Clear();
DishesInCategory.AddRange(dishes);
if (DishesInCategory.Count == 0)
{
SelectedDishInCategory = null;
}
else
{
SelectedDishInCategory = DishesInCategory[0];
}
NotifyOfPropertyChange(() => DishesInCategory);
}
