Beispiel #1
0
        public IActionResult UpdatedCart(int userId, LineItems changedLineItem)
        {
            var  openCart      = _repository.FindOpenCarts(userId);
            bool cartDoesExist = openCart != null;

            if (cartDoesExist)
            {
                var shoppingCartItems = _repository.GetLineItem(changedLineItem.InvoiceId);
                var findCartItems     = shoppingCartItems.ToList().Find(x => x.LineItemId == changedLineItem.LineItemId);
                if (changedLineItem.Quantity == 0)
                {
                    // if line item quantity is zero then delete the line item
                    var multiplyQuantity = findCartItems.Price * findCartItems.Quantity;
                    _repository.DeleteLineItem(changedLineItem.LineItemId);
                    openCart = _repository.UpdateTotalCost(multiplyQuantity, changedLineItem.InvoiceId);
                }
                else
                {
                    // if the line item exists then modify it
                    var cartDif         = findCartItems.Quantity - changedLineItem.Quantity;
                    var multiDiff       = cartDif * findCartItems.Price;
                    var updatedLineItem = _repository.ChangeLineItemQty(changedLineItem.Quantity, changedLineItem.LineItemId);
                    openCart = _repository.UpdateTotalCost(multiDiff, changedLineItem.InvoiceId);
                }
            }
            return(Ok(openCart));
        }