///<summary>///添加Cookie///</summary>///<param name="gc">GoodsToCookie</param>publicstaticintAddCookies(GoodsCookie gs)
{stringuserID =null;if(HttpContext.Current.session["hasLogin"] !=null)
{
userID= HttpContext.Current.Session["hasLogin"].ToString();//登录}
ShoppingMallContext db=newShoppingMallContext();varcookies = HttpContext.Current.Request.Cookies["MyShoppingCart"];//创建Cookie并命名if(cookies ==null)
{stringstrCookie = gs.skuID +"-"+ gs.count +",";
cookies=newHttpCookie("MyShoppingCart")//对象初始化{
Expires= DateTime.Today.AddDays(1),//过期时间Value = strCookie//Cookie赋值};
HttpContext.Current.Response.Cookies.Add(cookies);//添加进Cookieif(userID !=null)//如果用户登录了{
SkuShoppingCart sc=newSkuShoppingCart();//初始化购物车类sc.GoodsSkuID = gs.skuID;//完成之后给类的属性赋值sc.ShoppingCartID = db.ShoppingCarts//根据用户ID来找相对应的购物车ID.Where(f => f.UserID ==userID)
.Select(f=>f.ShoppingCartID)
.Single();
sc.SkuCount= gs.Count;//统计数量db.SkuShoppingCarts.Add(sc);//添加进数据库}return1;
}else{if(String.IsNullOrWhiteSpace(cookies.Value))//判断Cookies里值为不为空{stringstrCookie = gs.skuID +"-"+ gs.count +",";
cookies=newHttpCookie("MyShoppingCart")//对象初始化{
Expires= DateTime.Today.AddDays(1),
Value=strCookie
};
HttpContext.Current.Response.Cookies.Add(cookies);//添加进Cookieif(userID !=null)
{
SkuShoppingCart sc=newSkuShoppingCart();
sc.GoodsSkuID= gs.skuID;//完成之后给类的属性赋值sc.ShoppingCartID = db.ShoppingCarts//根据用户ID来找相对应的购物车ID.Where(f => f.UserID ==userID)
.Select(f=>f.ShoppingCartID)
.Single();
sc.SkuCount= gs.Count;//统计数量db.SkuShoppingCarts.Add(sc);//添加进数据库}return1;
}else//返之{#region-----添加到字典-----Dictionary<int,int> dict =newDictionary<int,int>();//初始化字典stringgoods = cookies.Value;//声明一个string变量并赋值 为 Cookiegoods = goods.Substring(0, goods.Length -1);//指定字符串长度string[] skuidArray = goods.Split(',');//拆解字符串并赋值给skuidArray数组intcount =0;//声明一个Int变量foreach(variinskuidArray)//迭代数组{if(i ==""|| i ==null)//如果没有值{continue;//继续}else//如果有{string[] strCont = i.Split('-');//拆解字符串intkey =int.Parse(strCont[0]);//第一个intvalue =int.Parse(strCont[1]);//第二个//判断字典里有没有这个keyif(dict.ContainsKey(key))
{
dict[key]+= value;//如果有就叠加}else//没有{
dict.Add(key, value);//添加进字典}
}
}#endregion#region------- 字典判断 -------if(dict.ContainsKey(gs.skuID))//如果字典里有这个ID{
dict[gs.skuID]+=gs.count;
count+= skuidArray.Count();//就让他们的数量相加}else{
dict.Add(gs.skuID, gs.count);
count= skuidArray.Count() +1;//如果没有，就往字典(dict)添加一个新的}stringcountStr ="";foreach(varvindict)//再迭代字典拼字符串{
countStr+= v.Key +"-"+ v.Value +",";//键值对}
cookies=newHttpCookie(countStr)
{
Expires= DateTime.Today.AddDays(1),
Value=countStr
};//拼好了添加到CookieHttpContext.Current.Request.Cookies.Add(cookies);if(userID !=null)//如果用户登录了{
SkuShoppingCart sc=newSkuShoppingCart();//初始化购物车类sc.GoodsSkuID = gs.skuID;//完成之后给类的属性赋值sc.ShoppingCartID = db.ShoppingCarts//根据用户ID来找相对应的购物车ID.Where(f => f.UserID ==userID)
.Select(f=>f.ShoppingCartID)
.Single();
sc.SkuCount= gs.Count;//统计数量db.SkuShoppingCarts.Add(sc);//添加进数据库}returncount;//数量#endregion}
}
}