public void RemoveItem(CartItem item)
{
_listOfItems.Remove(item);
}
public bool QuantityIsAvailableInStock(CartItem tryingToAddItem)
{
var existingCartItem = ListOfItems.Where(_ => _.Product == tryingToAddItem.Product).FirstOrDefault();
return((existingCartItem?.Quantity ?? 0 + tryingToAddItem.Quantity) < tryingToAddItem.Product.AvailableQuantity);
}
public ShoppingCart(Guid userId, CartItem item)
{
UserId = userId;
AddItem(item);
}
public bool AlreadyContainThisItem(CartItem item)
{
return(ListOfItems.Where(_ => _.Product == item.Product).Count() > 0);
}