protected async Task PlaceOrder()
{
ValidateInfo();
if (Messages.Any())
{
StateHasChanged();
return;
}
var pseudoCart = JsonConvert.SerializeObject(ECart.ToPseudo());
var resultObj = await MegaService.Fetcher.Fetch("/api/Cart/CheckOut/", new
{
PseudoCart = pseudoCart,
Name,
Address,
Phone,
AlternateName,
AlternateAddress,
AlternatePhone,
SendToDifferentAddress,
PaymentMethod = (int)PaymentMethod,
Note
});
var checkoutResult = resultObj["Result"].ToObject <CheckOutResult>();
if (checkoutResult.Succeeded)
{
var orderId = checkoutResult.OrderId;
MegaService.UriHelper.NavigateTo($"/order/{orderId}");
MegaService.LocalStorage["CART"] = null;
}
else
{
Messages = checkoutResult.Messages;
StateHasChanged();
}
}
private async Task <ECart> FromPseudo(PseudoCart pseudoCart)
{
var cart = new ECart();
foreach (var item in pseudoCart.Cart)
{
var product = await _iProductRepository.FindProductByIdForCart(item.Id);
if (product != null && product.Status == (int)Consts.Status.Public)
{
var cartItem = new ECartItem
{
Product = product,
Quantity = item.Quantity,
Guid = item.Guid
};
item.Choices.ForEach(choice =>
{
var extra = cartItem.Product.Extras.FirstOrDefault(ext => ext.Id == choice.Extra);
var option = extra?.Options.FirstOrDefault(opt => opt.Id == choice.Option.GetValueOrDefault(-1));
if (extra != null && option != null)
{
cartItem.Choices.Add(extra, option);
}
});
cart.Contents.Add(cartItem);
}
}
cart.Coupons = cart.Contents.SelectMany(item => item.Product.Coupons)
.Where(c => pseudoCart.Coupons.Contains(c.Id)).Distinct().ToList();
return(cart);
}
private async Task <CheckOutResult> ValidateCart(PseudoCart cart)
{
ICollection <string> messages = new List <string>();
ECart realCart = new ECart();
foreach (var item in cart.Cart.ToList())
{
bool valid = true;
var upToDateItem = await _productRepository.FindProductByIdForCartNoFreshen(item.Id);
ExtraDictionary choices = new ExtraDictionary();
if (upToDateItem.Status != (int)Consts.Status.Public)
{
messages.Add($"{upToDateItem.Name} is no longer on sale.");
valid = false;
}
else if (upToDateItem.Quantity < item.Quantity)
{
messages.Add($"{upToDateItem.Name} does not have enough item on sale.");
valid = false;
}
else
{
foreach (var choice in item.Choices)
{
bool validChoice = true;
var upToDateExtra =
upToDateItem.Extras.FirstOrDefault(ext => ext.Id == choice.Extra && !ext.Deleted);
Option upToDateOption = null;
if (upToDateExtra == null)
{
messages.Add($"An extra feature of product {upToDateItem.Name} does not exist.");
validChoice = false;
}
else
{
if (!upToDateExtra.Optional && choice.Option == null)
{
messages.Add($"All mandatory options were not fulfilled with product {upToDateItem.Name}.");
validChoice = false;
}
else
{
upToDateOption =
upToDateExtra.Options.FirstOrDefault(opt => opt.Id == choice.Option && !opt.Deleted);
if (upToDateOption == null)
{
messages.Add($"An option of product {upToDateItem.Name} does not exist.");
validChoice = false;
}
}
}
if (validChoice)
{
choices.Add(upToDateExtra, upToDateOption);
}
}
}
if (valid)
{
realCart.Contents.Add(new ECartItem
{
Product = upToDateItem,
Quantity = item.Quantity,
Choices = choices
});
}
}
foreach (var coupon in cart.Coupons)
{
var realCoupon = realCart.AvailableCoupons.FirstOrDefault(c => c.Id == coupon && !c.Deleted && c.IsValid);
if (realCoupon != null)
{
realCart.Coupons.Add(realCoupon);
}
else
{
messages.Add($"Coupon id ${coupon} is no longer valid and has been removed.");
}
}
return(new CheckOutResult
{
Messages = messages,
ECart = realCart,
Succeeded = realCart.Contents.Any()
});
}