/// <summary>
/// 更新用户购物车
/// </summary>
/// <param name="cart"></param>
/// <param name="removeItems"></param>
private void ResetUserCart(UserCartModel cart, IEnumerable<Order_Product> removeItems)
{
foreach (var orderProduct in removeItems)
{
Order_Product product = orderProduct;
cart.ProductItems.Remove(p => p.ProductID == product.ProductID);
cart.BuyList = new List<CartProduct>();
}
MongoDBHelper.UpdateModel<UserCartModel>(cart, c => c.VisitorKey == this.UserSession.VisitorKey);
}
public ActionResult OrderInfo(int[] proIds, int[] quantity)
{
try
{
var orderInfo = new OrderInfoViewModel();
var addresses = new UserReceiveAddressService().QueryReceiveAddressByUserID(this.UserSession.UserID);
if (addresses != null)
{
orderInfo.UserReceiveAddressList = new List<UserReceiveAddressModel>();
foreach (var userRecieveAddress in addresses)
{
orderInfo.UserReceiveAddressList.Add(
DataTransfer.Transfer<UserReceiveAddressModel>(userRecieveAddress, typeof(User_RecieveAddress)));
}
}
var userCart = MongoDBHelper.GetModel<UserCartModel>(m => m.VisitorKey == this.UserSession.VisitorKey);
CartController.WriteUserCartOperationLog(
new UserCartOperationLog()
{
OperateTime = DateTime.Now,
SessionKey = this.Session.SessionID,
VisitorKey = this.UserSession.VisitorKey,
OperationType = "Get",
Message =
"订单确认获取当前User购物车（" + this.UserSession.VisitorKey
+ "）：Selector:m => m.UserId == this.UserSession.UserID || m.VisitorKey == this.UserSession.VisitorKey",
UserCart =
userCart
?? new UserCartModel()
{
BuyList = new List<CartProduct>(),
ProductItems = new List<CartProduct>()
},
UserID = this.UserSession.UserID
});
var products = BuildCartProducts(proIds, quantity);
if (userCart == null)
{
userCart = new UserCartModel
{
ProductItems = products,
UserId = this.UserSession.UserID,
VisitorKey = this.UserSession.VisitorKey
};
}
if (userCart.ProductItems == null)
{
userCart.ProductItems = new List<CartProduct>();
}
foreach (var cartProduct in products)
{
if (userCart.ProductItems.FirstOrDefault(p => p.ProductID == cartProduct.ProductID) == null)
{
if (cartProduct != null)
{
userCart.ProductItems.Add(cartProduct);
}
}
}
userCart.BuyList = products;
MongoDBHelper.UpdateModel<UserCartModel>(userCart, u => u.VisitorKey == this.UserSession.VisitorKey);
CartController.WriteUserCartOperationLog(
new UserCartOperationLog()
{
OperateTime = DateTime.Now,
SessionKey = this.Session.SessionID,
VisitorKey = this.UserSession.VisitorKey,
OperationType = "Get",
Message =
"订单确认已更新User购物车（" + this.UserSession.VisitorKey
+ "）：Selector:m => m.UserId == this.UserSession.UserID || m.VisitorKey == this.UserSession.VisitorKey",
UserCart =
MongoDBHelper.GetModel<UserCartModel>(
m => m.VisitorKey == this.UserSession.VisitorKey)
?? new UserCartModel()
{
BuyList = new List<CartProduct>(),
ProductItems = new List<CartProduct>()
},
UserID = this.UserSession.UserID
});
orderInfo.Products = userCart.BuyList;
//获取促销相关信息
var productDictionary = new Dictionary<int, int>();
foreach (var cartProduct in orderInfo.Products)
{
productDictionary.Add(cartProduct.ProductID, cartProduct.Quantity);
}
var orderBill = this.GetOrderBill(productDictionary);
foreach (var product in orderBill.Products)
{
if (product.ProductID == 4153)
{
orderBill.TotalPrice -= product.GoujiuPrice;
product.PromotePrice = 0;
product.Quantity = 1;
}
}
orderInfo.BillDetail = orderBill;
return this.View(orderInfo);
}
catch (Exception exception)
{
LogUtils.Log(
string.Format(
"订单核对出错，参数信息：proIds：{0},quantity:{1},错误消息：{2}，堆栈：{3}",
proIds,
quantity,
exception.Message,
exception.StackTrace),
"OrderInfo",
Category.Error);
throw;
}
}
private void UpdateUserCart(UserCartModel cartModel)
{
MongoDBHelper.UpdateModel<UserCartModel>(
cartModel,
c => c.VisitorKey == cartModel.VisitorKey);
}
/// <summary>
/// 移除购物车
/// </summary>
/// <param name="cart"></param>
public static void CartRemove(UserCartModel cart)
{
cart.VisitorKey = Guid.NewGuid().ToString();
MongoDBHelper.UpdateModel<UserCartModel>(cart, uc => uc.VisitorKey == cart.VisitorKey); //此处为了防止删除异常，故现将对象visitorkey更新为新的key，然后再移除这个key
MongoDBHelper.RemoveModel<UserCartModel>(uc => uc.VisitorKey == cart.VisitorKey);
}
/// <summary>
/// 获取用户购物车对象
/// </summary>
/// <returns></returns>
private UserCartModel GetUserCart()
{
UserCartModel cartModel = null;
cartModel = MongoDBHelper.GetModel<UserCartModel>(c => c.VisitorKey == this.UserSession.VisitorKey);
if (cartModel == null)
{
cartModel = new UserCartModel()
{
VisitorKey = this.UserSession.VisitorKey,
UserId = this.UserSession.UserID,
ProductItems = new List<CartProduct>(),
BuyList = new List<CartProduct>()
};
}
WriteUserCartOperationLog(
new UserCartOperationLog()
{
OperateTime = DateTime.Now,
SessionKey = this.Session.SessionID,
VisitorKey = this.UserSession.VisitorKey,
OperationType = "Get",
Message =
"Seletor:c => c.VisitorKey == this.UserSession.VisitorKey",
UserCart = cartModel,
UserID = this.UserSession.UserID
});
return cartModel;
}
private AjaxResponse Edit(int productId, int quantity, bool isAdd)
{
AjaxResponse ajaxResponse = null;
if (productId < 1 || quantity < 1)
{
LogUtils.Log(
string.Format("加入或者修改购物车时商品/数量 参数错误，错误参数为:productId:{0},quantity:{1}", productId, quantity),
"Cart/Edit",
Category.Error,
this.UserSession.VisitorKey,
this.GetUserID(), "Cart/Edit");
return new AjaxResponse(-1, "商品错误~~");
}
var userId = this.UserSession.UserID;
if (userId < 0)
{
LogUtils.Log(
string.Format("加入或者修改购物车时用户编码错误，错误参数为:userId：{0}", userId),
"Cart/Edit",
Category.Error,
this.UserSession.VisitorKey,
this.GetUserID(),
"Cart/Edit");
return new AjaxResponse(-2, "用户编码错误！");
}
var billProduct = new ProductService().QueryByID(productId);
if (billProduct == null || billProduct.Status!=2 || billProduct.InventoryNumber < 1)
{
this.RemoveCartProducts(billProduct.ID);
LogUtils.Log(
string.Format("加入或者修改购物车时发现 商品不存在、库存小于1或已下架，商品编码:{0}", productId),
"Cart/Edit",
Category.Info,
this.UserSession.VisitorKey,
this.GetUserID(),
"Cart/Edit");
return new AjaxResponse(-2,"对不起，此商品库存不足或已下架，不能购买。");
}
var cart = this.GetUserCart();
if (cart == null) //用户购物车不存在
{
cart = new UserCartModel
{
UserId = this.UserSession.UserID,
VisitorKey = this.UserSession.VisitorKey,
ProductItems = new List<CartProduct>()
};
}
if (cart.ProductItems == null)
{
cart.ProductItems=new List<CartProduct>();
}
var cartProduct = cart.ProductItems.Find(p => p.ProductID == productId);
if (cartProduct == null)
{
ajaxResponse = this.AddCartProducts(quantity, billProduct, ref cart);
}
else //更新购物车中的商品
{
int updateQuantity = 0;
if (isAdd)
{
updateQuantity = quantity + cartProduct.Quantity;
}
else
{
updateQuantity = quantity;
}
ajaxResponse = this.SetUpdateQuantity(billProduct, ref updateQuantity);
cartProduct.Quantity = updateQuantity;
}
cart.BuyList=new List<CartProduct>(); //由于MongoDB不能存储为Null的List对象
this.UpdateUserCart(cart);
return ajaxResponse ?? new AjaxResponse(1, "执行成功");
}
/// <summary>
/// 添加商品到购物车
/// </summary>
/// <param name="updateQuantity"></param>
/// <param name="product"></param>
/// <param name="cart"></param>
/// <returns></returns>
private AjaxResponse AddCartProducts(int updateQuantity, ProductSearchResult product, ref UserCartModel cart)
{
if (cart.ProductItems == null)
{
cart.ProductItems = new List<CartProduct>();
}
AjaxResponse ajaxResponse = SetUpdateQuantity(product, ref updateQuantity);
if (updateQuantity > 0)
{
cart.ProductItems.Add(this.ConvertToCartProduct(product, updateQuantity)); //设置购买数量
}
return ajaxResponse;
}
/// <summary>
/// 写入购物车操作日志
/// </summary>
/// <param name="UserCart"></param>
/// <param name="Message"></param>
/// <param name="OperationType"></param>
public static void WriteUserCartOperationLog(UserCartModel UserCart, string Message, string OperationType)
{
CartController.WriteUserCartOperationLog(
new UserCartOperationLog()
{
OperateTime = DateTime.Now,
SessionKey = UserSessionManager.SessionID,
VisitorKey = UserSessionManager.SessionID,
OperationType = OperationType,
Message = Message,
UserCart = UserCart
?? new UserCartModel()
{
BuyList = new List<CartProduct>(),
ProductItems = new List<CartProduct>()
},
UserID = UserSessionManager.UserID
});
}
/// <summary>
/// 写入购物车操作日志
/// </summary>
/// <param name="UserCart"></param>
/// <param name="Message"></param>
public static void WriteUserCartOperationLog(UserCartModel UserCart, string Message)
{
WriteUserCartOperationLog(UserCart, Message, "GET");
}