/// <summary>
/// 修改购物车中商品数量
/// </summary>
public ActionResult ChangePruductCount()
{
//当商城不允许游客使用购物车时
if (WorkContext.ShopConfig.IsGuestSC == 0 && WorkContext.Uid < 1)
{
return(AjaxResult("nologin", "请先登录"));
}
int pid = WebHelper.GetQueryInt("pid"); //商品id
int buyCount = WebHelper.GetQueryInt("buyCount"); //购买数量
string selectedCartItemKeyList = WebHelper.GetQueryString("selectedCartItemKeyList"); //选中的购物车项键列表
//购物车商品列表
List <OrderProductInfo> orderProductList = Carts.GetCartProductList(WorkContext.Uid, WorkContext.Sid);
//对应商品
OrderProductInfo orderProductInfo = Carts.GetCommonOrderProductByPid(pid, orderProductList);
if (orderProductInfo != null) //当商品已经存在
{
if (buyCount < 1) //当购买数量小于1时，删除此商品
{
Carts.DeleteCartProduct(ref orderProductList, orderProductInfo);
}
else if (buyCount != orderProductInfo.BuyCount)
{
Carts.AddExistProductToCart(ref orderProductList, buyCount, orderProductInfo, DateTime.Now);
}
}
//商品数量
int pCount = Carts.SumOrderProductCount(orderProductList);
//选中的订单商品列表
List <OrderProductInfo> selectedOrderProductList = null;
//购物车项列表
List <CartItemInfo> cartItemList = Carts.TidyOrderProductList(StringHelper.SplitString(selectedCartItemKeyList), orderProductList, out selectedOrderProductList);
//商品数量
int totalCount = Carts.SumOrderProductCount(selectedOrderProductList);
//商品合计
decimal productAmount = Carts.SumOrderProductAmount(selectedOrderProductList);
//满减折扣
int fullCut = Carts.SumFullCut(cartItemList);
//订单合计
decimal orderAmount = productAmount - fullCut;
CartModel model = new CartModel
{
TotalCount = totalCount,
ProductAmount = productAmount,
FullCut = fullCut,
OrderAmount = orderAmount,
CartItemList = cartItemList
};
//将购物车中商品数量写入cookie
Carts.SetCartProductCountCookie(pCount);
return(View("ajaxindex", model));
}
