public async Task <CheckoutSummary> CheckoutAsync(string userId)
{
var result = new CheckoutSummary();
result.Date = DateTime.UtcNow;
result.Products = new List <CheckoutProduct>();
//call user actor to get the basket
IUserActor userActor = GetUserActor(userId);
Dictionary <Guid, int> basket = await userActor.GetBasketAsync();
//get catalog client
IProductCatalogService catalogService = GetProductCatalogService();
//constuct CheckoutProduct items by calling to the catalog
foreach (KeyValuePair <Guid, int> basketLine in basket)
{
Product product = await catalogService.GetProductAsync(basketLine.Key);
var checkoutProduct = new CheckoutProduct
{
Product = product,
Price = product.Price,
Quantity = basketLine.Value
};
result.Products.Add(checkoutProduct);
}
//generate total price
result.TotalPrice = result.Products.Sum(p => p.Price);
//clear user basket
await userActor.ClearBasketAsync();
await AddToHistory(result);
return(result);
}
public async Task Delete(string userId)
{
IUserActor actor = GetActor(userId);
await actor.ClearBasketAsync();
}
