保健品销售网站 三层架构/WebUI/detail.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using Business;
using Entity;
using System.Globalization;
public partial class detail : System.Web.UI.Page
{
    public GoodsEntity ge = new GoodsEntity();
    protected void Page_Load(object sender, EventArgs e)
    {
        string id = Request["id"];
        GoodsBusiness gb = new GoodsBusiness();
        ge = gb.getGoodsByIds(id);

        TopicBusiness tb1 = new TopicBusiness();
        DataSet ds1 = tb1.getTopicByCond("goodid", id, "topic");
        //this.DataList2.DataSource = ds1.Tables["topic"];
        //this.DataList2.DataBind();
        if (!IsPostBack)
        {
            this.txtNum.Text = "1";
            //this.txtContents.Text = "";
        }
    }
    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
    {
        string id = Request["id"];
        CartBusiness cb = new CartBusiness();
        CartEntity ce = new CartEntity();
        if (Session["username"] != null)
        {
            ce.Userid = (string)Session["userid"];
        }
        else
        {
            Response.Redirect("login.aspx");
        }
        if (int.Parse(this.txtNum.Text) < 0)
        {
            Response.Write("<script>alert('购买数量错误');</script>");
        }
        else
        {
            ce.Id = System.Guid.NewGuid().ToString();
            ce.Num = this.txtNum.Text;
            ce.Price = this.ge.Nowprice;
            ce.Goodid = id;
            ce.Goodname = this.ge.Name;
            cb.InsertCart(ce);
            Response.Redirect("cart.aspx");