public async Task <OrderContainsProduct> AddAsyn(OrderContainsProduct orderContainsProduct)
{
this.context.Set <OrderContainsProduct>().Add(orderContainsProduct);
await this.context.SaveChangesAsync();
return(orderContainsProduct);
}
public async Task Add(int userId, OrderRequest orderRequest)
{
var user = await this.userRepository.GetAsync(userId);
if (user == null)
throw new InvalidOperationException($"User with Id={userId} not found");
foreach (var productRequest in orderRequest.ProductList)
{
var product = await this.productRepository.GetAsync(productRequest.ProductId);
if (product == null)
throw new InvalidOperationException($"Product with Id={productRequest.ProductId} not found");
}
var cost = orderRequest.ProductList.Sum(item => item.Quantity * item.Price);
var order = new Order {UserId = userId, TotalAmount = cost};
await this.orderRepository.AddAsyn(order);
foreach (var productRequest in orderRequest.ProductList)
{
var orderContainsProduct = new OrderContainsProduct();
orderContainsProduct.OrderId = order.Id;
orderContainsProduct.ProductId = productRequest.ProductId;
orderContainsProduct.Quantity = productRequest.Quantity;
await this.orderContainsProductRepository.AddAsyn(orderContainsProduct);
}
}