private async Task CreateOrder(AppIdentityUser user)
{
var customerBasket = await basketRepository.GetBasketAsync(user.Id);
var items = customerBasket.Items
.Select(i =>
new OrderItem(i.ProductId, i.ProductName, i.UnitPrice, i.Quantity))
.ToList();
var order = new Order(items, user.Id, user.Name, user.Email, user.Phone, user.Address, user.AdditionalAddress,
user.District, user.City, user.State, user.ZipCode);
await checkoutRepository.CreateOrUpdate(order);
await basketRepository.DeleteBasketAsync(user.Id);
}