public BasketItemViewModel(IFoodViewModel food)
{
Food = food;
this.WhenAnyValue(x => x.Quantity)
.Select(_ => TotalPrice)
.Subscribe(async totalPrice =>
{
// Animating Total Price in UI
var j = totalPrice - 15;
j = j <= 0 ? 0 : j;
for (var i = j; i <= totalPrice; i++)
{
await Task.Delay(5);
TotalPriceAnimated = $"{i:C}";
}
});
}
public FoodDetailViewModel(
IFoodViewModel selectedFood,
INavigationService navigationService,
IBasketItemsService basketItemsService)
{
SelectedFood = selectedFood;
CurrentBasketItem = new BasketItemViewModel(SelectedFood);
AddToBasket = ReactiveCommand.Create(() =>
basketItemsService.Add(CurrentBasketItem));
GoToBasket = ReactiveCommand.CreateFromTask(async() =>
await navigationService.NavigateAsync(typeof(IBasketViewModel)));
BasketItemsCount = basketItemsService.ItemsCount;
basketItemsService.ItemsCountChange
.Select(x => x.ToString())
.Subscribe(x => BasketItemsCount = x);
}
public IFoodDetailViewModel GetFoodDetailViewModel(IFoodViewModel selectedFood)
{
return(_container.Resolve <FoodDetailViewModel>(new NamedParameter("selectedFood", selectedFood)));
}
