public async Task <CartTotalViewModel> GetCartTotalParameters(string username)
{
var user = this.userRepository
.All()
.Where(x => x.UserName == username)
.FirstOrDefault();
var subTotal = this.GetSubtotal(username);
var clientDiscount = (decimal)this.GetDiscountByCardId(user.ClientCardId);
if (user == null || subTotal == null)
{
return(null);
}
var delivery = (decimal)this.GetDeliveryPriceByCardId(user.ClientCardId);
var subTotalOper = (decimal)subTotal;
var discount =
Math.Round(subTotalOper * (decimal)clientDiscount / GlobalConstants.PercentageDivider + user.ClientCard.Voucher, GlobalConstants.FractionalDigits);
var total =
Math.Round(subTotalOper - discount + delivery, GlobalConstants.FractionalDigits);
if (total < 0)
{
total = 0;
}
var viewModel = new CartTotalViewModel
{
Subtotal = subTotalOper,
DeliveryPrice = delivery,
Discount = discount,
Total = total,
};
return(viewModel);
}
public IViewComponentResult Invoke()
{
var model = new CartTotalViewModel
{
Subtotal = 0,
DeliveryPrice = 0,
Discount = 0,
Total = 0,
};
if (this.User.Identity.Name == null)
{
return(this.View(model));
}
var viewModel = this.shoppingCartsService.GetCartTotalParameters(this.User.Identity.Name).Result;
if (viewModel == null)
{
return(this.View(model));
}
return(this.View(viewModel));
}
