private void ProcessAddToCartBySkus(System.Web.HttpContext context)
{
context.Response.ContentType = "application/json";
int quantity = int.Parse(context.Request["quantity"], System.Globalization.NumberStyles.None);
string skuId = context.Request["productSkuId"];
//判断库存
int oldQuan = ShoppingCartProcessor.GetSkuStock(skuId);
if (quantity > oldQuan)
{
context.Response.Write("{\"Status\":\"1\",\"oldQuan\":\"" + oldQuan + "\"}");
return;
}
//检查商品是否超过限购数量
Member member = HiContext.Current.User as Member;
if (member != null)
{
int MaxCount = 0;
int Payquantity = ProductHelper.CheckPurchaseCount(skuId, member.UserId, out MaxCount);
if ((Payquantity + quantity) > MaxCount && MaxCount != 0) //当前购买数量大于限购剩余购买数量
{
context.Response.Write("{\"Status\":\"4\"}");
return;
}
}
if (ShoppingCartProcessor.AddLineItem(skuId, quantity, 0) != AddCartItemStatus.Successed)
{
context.Response.Write("{\"Status\":\"2\"}");
return;
}
DataTable dt = ProductHelper.GetAdOrderInfo(skuId);
ShoppingCartInfo shoppingCart = ShoppingCartProcessor.GetShoppingCart();
if (shoppingCart != null)
{
context.Response.Write(string.Concat(new object[]
{
"{\"Status\":\"OK\",\"TotalMoney\":\"", shoppingCart.GetTotal().ToString(".00"),
"\",\"Quantity\":\"", shoppingCart.GetQuantity().ToString(),
"\",\"SkuQuantity\":\"", shoppingCart.GetQuantity_Sku(skuId),
"\",\"data\":", Newtonsoft.Json.JsonConvert.SerializeObject(dt), "}"
}));
return;
}
context.Response.Write("{\"Status\":\"3\"}");
}
private void CheckBuyCardinality(System.Web.HttpContext context)
{
var unselectedProductId = context.Request["productIds"];
ShoppingCartInfo shoppingCart = ShoppingCartProcessor.GetShoppingCart();
if (shoppingCart.LineItems.Count == 0)
{
return;
}
List <object> result = new List <object>();
if (!string.IsNullOrEmpty(unselectedProductId))
{
string[] pid_skuids = unselectedProductId.Split(',');
foreach (var s in pid_skuids)
{
int productId = int.Parse(s.Split('|')[0]);
string skuId = s.Split('|')[1];
var item = shoppingCart.LineItems.FirstOrDefault(p => p.ProductId == productId && p.SkuId == skuId);
if (item != null)
{
shoppingCart.LineItems.Remove(item);
}
}
}
var checkProduct = context.Request["checkProducts"];
if (!string.IsNullOrEmpty(checkProduct))
{
//检查商品是否超过限购数量
Member member = HiContext.Current.User as Member;
string[] pid_skuids = checkProduct.Split(',');
foreach (var s in pid_skuids)
{
int productId = int.Parse(s.Split('|')[0]);
string skuId = s.Split('|')[1];
var item = shoppingCart.LineItems.FirstOrDefault(p => p.ProductId == productId && p.SkuId == skuId);
if (member != null)
{
int MaxCount = 0;
int count = ProductHelper.CheckPurchaseCount(skuId, member.UserId, out MaxCount);
if ((count + item.Quantity) > MaxCount && MaxCount != 0) //当前购买数量大于限购剩余购买数量
{
result.Add(new { ProductId = item.ProductId, BuyCardinality = ((MaxCount - count) < 0 ? 0 : MaxCount - count), ProductName = item.Name, Quantity = item.Quantity, Purchase = "1" });
}
}
}
}
if (result.Count > 0)
{
context.Response.ContentType = "application/json";
context.Response.Write(JsonConvert.SerializeObject(result));
return;
}
var productIds = shoppingCart.LineItems.Select(p => p.ProductId).Distinct();
if (productIds.Count() <= 0)
{
return;
}
Dictionary <int, int> dict = new EcShop.SqlDal.Commodities.ProductDao().GetBuyCardinality(productIds.ToArray());
if (dict == null || dict.Count == 0)
{
return;
}
foreach (KeyValuePair <int, int> item in dict)
{
string productName = shoppingCart.LineItems.First(p => p.ProductId == item.Key).Name;
int quantity = shoppingCart.LineItems.Where(p => p.ProductId == item.Key).Sum(p => p.Quantity);
if (quantity >= item.Value)
{
continue;
}
result.Add(new { ProductId = item.Key, BuyCardinality = item.Value, ProductName = productName, Quantity = quantity, Purchase = "0" });
}
context.Response.ContentType = "application/json";
context.Response.Write(JsonConvert.SerializeObject(result));
}