Server/Server.cs

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using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Web;
using System.Web.Security;
using System.ComponentModel;
using System.IO;//文件用
using System.Text.RegularExpressions;
namespace UbuyServer
{
    public class Server : Web.UI.BasePage
    {
        //添加到Session（没有登录）
        public static string BuyPro(int number, string ProductId, int id,int type)
        {
            if (HttpContext.Current.Session["Cart"] == null)
            {
                BuildCart(number, ProductId, id, type);
            }
            else
            {
                DataTable cart = HttpContext.Current.Session["Cart"] as DataTable;
                if (Existproduct(cart, number, ProductId, id))
                {
                    if (type == 1)
                    {
                        BuildPhoneSession(cart, number, ProductId, id);
                    }
                    else
                    {
                        BuildSession(cart, number, ProductId, id);
                    }
                }
            }
            return GetCartPro();
        }
        protected static string GetCartPro()
        {
            DataTable cart = (DataTable)HttpContext.Current.Session["Cart"];

            double Total = 0;
            if (cart != null)
            {
                foreach (DataRow dr in cart.Rows)
                {
                    Total += Convert.ToDouble(dr["ProductPrice"].ToString()) * Convert.ToDouble(dr["Number"].ToString());
                }
                return "购物车已有宝贝<font style='color:red;font-weight:bold'> " + cart.Rows.Count + "</font>种，总价：￥<font style='color:red;font-weight:bold'>" + Total + "</font>";
            }
            return "购物车目前为空，总价：0元";

        }
        //添加到数据库中
        public static void BuyProDataBase(int number, string ProductId, int id,int type)
        {
            BLL.ShoppingCart bll = new BLL.ShoppingCart();
            Model.ShoppingCart model = new Model.ShoppingCart();
            if (bll.ExistsPro(int.Parse(ProductId), int.Parse(HttpContext.Current.Session["MemberLogin_Id"].ToString())))
            {