public async Task <ActionResult> Index(string shoppingCartId = null)
{
ShoppingCart cart = await _shoppingCartPersistence.Retrieve(shoppingCartId);
IDictionary <string, ProductPart> products =
await _productService.GetProductDictionary(cart.Items.Select(line => line.ProductSku));
var items = await _priceService.AddPrices(cart.Items);
ShoppingCartLineViewModel[] lines = await Task.WhenAll(items.Select(async item =>
{
ProductPart product = products[item.ProductSku];
Amount price = _priceStrategy.SelectPrice(item.Prices);
ContentItemMetadata metaData = await _contentManager.GetContentItemMetadataAsync(product);
return(new ShoppingCartLineViewModel
{
Quantity = item.Quantity,
ProductSku = item.ProductSku,
ProductName = product.ContentItem.DisplayText,
UnitPrice = price,
LinePrice = item.Quantity *price,
ProductUrl = Url.RouteUrl(metaData.DisplayRouteValues),
Attributes = item.Attributes.ToDictionary(attr => attr.AttributeName)
});
}));
var model = new ShoppingCartViewModel
{
Id = shoppingCartId,
Lines = lines,
Totals = lines.GroupBy(l => l.LinePrice.Currency).Select(g => new Amount(g.Sum(l => l.LinePrice.Value), g.Key))
};
return(View(model));
}
public async Task AddExistingItemToCart()
{
await _cartStorage.Store(new List <ShoppingCartItem> {
new ShoppingCartItem(3, "foo")
});
await _controller.AddItem(new ShoppingCartLineUpdateModel { Quantity = 7, ProductSku = "foo" });
var cart = await _cartStorage.Retrieve();
Assert.Equal(new List <ShoppingCartItem> {
new ShoppingCartItem(10, "foo")
}, cart);
}
