check.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class check : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["People"] == null)
        {
            Response.Write(Database.MessageBox("请登录后购买商品", "Index.aspx"));
        }
        if (!IsPostBack)
        {
            if (Session["cart"] != null)
            {
                binder();
            }
            else
            {
                Response.Write(Database.MessageBox("请购买物品后再结帐", "Index.aspx"));

            }
        }
    }
    #region 绑定数据
    public void binder()
    {   //绑定购物车数据
        DataTable dt = (DataTable)Session["cart"];
        this.GridView1.DataSource = dt.DefaultView;
        this.GridView1.DataKeyNames = new string[] { "id" };
        this.GridView1.DataBind();
        decimal sum = 0;
        for (int i = 0; i < dt.Rows.Count; i++)
        {
            sum += (Convert.ToInt32(dt.Rows[i]["Num"].ToString()) * Convert.ToDecimal(dt.Rows[i]["MemberPrice"].ToString()));

        }
        this.Label1.Text = sum.ToString();
        //绑定用户信息
        UserInfo dtbind = UserInfo.GetUserByName(Session["People"].ToString());
        this.Name.Text = dtbind.Name;
        this.Address.Text = dtbind.Address;
        this.Phone.Text = dtbind.Phone;
    }
    #endregion


    protected void Button1_Click(object sender, EventArgs e)
    {
        Order add = new Order();
        add.Name=this.Name.Text;
        add.Address=this.Address.Text;
        add.Phone=this.Phone.Text;
        add.Moblie=this.Mobile.Text;
        add.Transport=this.Go.Text;
        add.UserId=Session["People"].ToString();
        int q = add.addorder(add);
        Session["id"] = q.ToString();
        //添加订单详情
        #region 添加订单详情
        if (q>0)
        {    
            DataTable dt=(DataTable)Session["cart"];
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                Details details = new Details();
                details.Id =Convert.ToInt32(dt.Rows[i]["id"]);
                details.Proname = dt.Rows[i]["Proname"].ToString();
                details.MemberPrice = dt.Rows[i]["MemberPrice"].ToString();
                details.Num = dt.Rows[i]["Num"].ToString();
                details.Orderid = q;
                details.People = Session["People"].ToString();
                details.adddetails(details);
            }
        #endregion
        #region 清空购物车的东西
        Session("cart")=null;
        Session.Remove("cart");
        #endregion
        Response.Write(Database.MessageBox("订购成功", "bank.aspx"));
        }

    }
  
}