public void UpdateCart(CartItem currItem, int amount)
 {
     userCart.UpdateAmount(currItem, amount);
 }
 public bool AddItemToCart(CartItem currItem, int amount)
 {
     return(userCart.Add(currItem, amount));
 }
 public void RemoveItemFromCart(CartItem currItem)
 {
     userCart.Remove(currItem);
 }
 public ItemInfo GetItemInfo(CartItem currItem)
 {
     return(ItemQuery.GetItemInfo(currItem));
 }