public decimal GetDrinkItemPrice(DrinkCartDetail drinkCartDetail)
{
var vendingItems = JsonConvert
.DeserializeObject <VendingMachineViewModel>(File.ReadAllText(_productConfig.Value.BaseAddress));
var sizePrice = vendingItems.Drink.Sizes
.Where(x => x.Code == drinkCartDetail.SizeCode)
.FirstOrDefault().Price;
var creamPrice = vendingItems.Drink.Cream.Price;
var sugarPrice = vendingItems.Drink.Sugar.Price;
return(sizePrice + (creamPrice * drinkCartDetail.CreamQuantity)
+ (sugarPrice * drinkCartDetail.SugarQuantity));
}
public IActionResult AddToCart(AddToCartModel model)
{
var cart = new CartViewModel();
var drinkItem = new DrinkCartDetail
{
DrinkType = model.DrinkType,
SizeCode = model.Size,
CreamQuantity = model.CreamQuantity,
SugarQuantity = model.SugarQuantity
};
// Check if cart cookie exists
var cookieKey = Constants.CookieName;
var cookie = HttpContext.Request.Cookies.ContainsKey(cookieKey)
? HttpContext.Request.Cookies[cookieKey]
: string.Empty;
// If cookie exists - check if drink combination exists
// Yes - Add to quantity
// No - Add to cart
if (!string.IsNullOrEmpty(cookie))
{
cart = JsonConvert.DeserializeObject <CartViewModel>(cookie);
var sameCartItem = cart.CartItems
.Where(x => x.DrinkDetails.CreamQuantity == drinkItem.CreamQuantity &&
x.DrinkDetails.DrinkType == drinkItem.DrinkType &&
x.DrinkDetails.SizeCode == drinkItem.SizeCode &&
x.DrinkDetails.SugarQuantity == drinkItem.SugarQuantity);
if (sameCartItem != null && sameCartItem.Count() > 0)
{
cart.CartItems.Where(x => x.DrinkDetails.CreamQuantity == drinkItem.CreamQuantity &&
x.DrinkDetails.DrinkType == drinkItem.DrinkType &&
x.DrinkDetails.SizeCode == drinkItem.SizeCode &&
x.DrinkDetails.SugarQuantity == drinkItem.SugarQuantity).FirstOrDefault().Quantity += model.Quantity;
}
else
{
cart.CartItems.Add(new CartItem
{
DrinkDetails = drinkItem,
SubTotal = _homeService.GetDrinkItemPrice(drinkItem),
Quantity = model.Quantity
});
}
}
else
{
// Add to new cart item if no cart exists
cart.CartItems.Add(new CartItem
{
DrinkDetails = drinkItem,
SubTotal = _homeService.GetDrinkItemPrice(drinkItem),
Quantity = model.Quantity
});
}
// Get cart total
cart.TotalCost = cart.CartItems.Sum(x => x.Total);
// Create/Update Cookie
var cartJson = JsonConvert.SerializeObject(cart);
HttpContext.Response.Cookies.Append(cookieKey, cartJson);
var vendingMachine = _homeService.GetVendingItems();
vendingMachine.Cart = cart;
return(View("Views/Home/Index.cshtml", vendingMachine));
}