bookingcheckform.aspx.cs

C# + MYSQL 课程设计 ASP.NET 2.0数据库开发《餐饮消费管理系统》功能完整

//文件名：BookingCheckForm.aspx.cs
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;
using System.Globalization;
using System.Collections.Specialized;
using System.Text.RegularExpressions;

public partial class BookingManage_BookingCheckForm : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string MyForbidString = Session["MyForbid"].ToString();
        if (MyForbidString.IndexOf("C3") > 1)
        {
            Server.Transfer("~/SystemManage/AllErrorHelp.aspx");
        }
        this.Button1.OnClientClick = "return confirm('请检查客人结账信息是否正确，一旦结账就无法修改，是否继续？')";  
    }
    protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
    {//获取客人用餐信息
        string MyID = this.DropDownList1.SelectedValue.ToString();
        string MySQL = "Select 预交订金 FROM 预订信息 WHERE 预订编号='" + MyID + "'";
        String MySQLConnectionString = ConfigurationManager.ConnectionStrings["MyEateryDBConnectionString"].ConnectionString;
        SqlConnection MyConnection = new SqlConnection(MySQLConnectionString);
        DataTable MyTable = new DataTable();
        SqlDataAdapter MyAdatper = new SqlDataAdapter(MySQL, MyConnection);
        MyAdatper.Fill(MyTable);
        this.TextBox3.Text = MyTable.Rows[0][0].ToString();
        MyConnection.Close();
        MySQL = "Select SUM(计费金额) FROM 用餐明细 WHERE 用餐单号 LIKE '%" +MyID + "%'";
        MyConnection.Open();
        SqlCommand MyCommand = MyConnection.CreateCommand();
        MyCommand.CommandText = MySQL;
        this.TextBox2.Text = MyCommand.ExecuteScalar().ToString();
        double My实收金额 = Convert.ToDouble(this.TextBox2.Text) - Convert.ToDouble(this.TextBox3.Text) - Convert.ToDouble(this.TextBox4.Text);
        this.TextBox5.Text = My实收金额.ToString();    
        if (MyConnection.State == ConnectionState.Open)
            MyConnection.Close();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {//登记预订用餐结账信息   
        if (!(Convert.ToDouble(this.TextBox2.Text) - Convert.ToDouble(this.TextBox3.Text) - Convert.ToDouble(this.TextBox4.Text) - Convert.ToDouble(this.TextBox5.Text) == 0))
            return;
        string MyID = this.DropDownList1.SelectedValue.ToString();
        string MySQL = "Select 用餐单号 FROM 用餐信息 WHERE 用餐单号 LIKE '%" + MyID + "%'";
        String MySQLConnectionString = ConfigurationManager.ConnectionStrings["MyEateryDBConnectionString"].ConnectionString;
        SqlConnection MyConnection = new SqlConnection(MySQLConnectionString);
        DataTable MyTable = new DataTable();
        SqlDataAdapter MyAdatper = new SqlDataAdapter(MySQL, MyConnection);
        MyAdatper.Fill(MyTable);
        MyConnection.Close();
        foreach (DataRow MyRow in MyTable.Rows)
        {
            string My用餐单号= MyRow[0].ToString();
            MySQL = "Select SUM(计费金额) FROM 用餐明细 WHERE 用餐单号='" + My用餐单号 + "'";
            MyConnection.Open();
            SqlCommand MyCommand = MyConnection.CreateCommand();
            MyCommand.CommandText = MySQL;
            double  My计费金额 = Convert.ToDouble(MyCommand.ExecuteScalar().ToString());
            double  My总用餐金额 =Convert.ToDouble(this.TextBox2.Text);
            double  My总实收金额 =Convert.ToDouble(this.TextBox5.Text);
            Double My总预收金额 = Convert.ToDouble(this.TextBox3.Text);
            double My实收金额 = My计费金额 / My总用餐金额 * (My总实收金额 + My总预收金额);
            NumberFormatInfo MyNumberFormatInfo = new CultureInfo("zh-CN", false).NumberFormat;
            My实收金额 =Convert.ToDouble(String.Format(My实收金额.ToString("N", MyNumberFormatInfo)));    
            double My折扣金额 = My计费金额 - My实收金额;
            DataTable MyNewTable = new DataTable();
            MySQL = "SELECT 入座台位 FROM 用餐信息 WHERE 用餐单号='" + My用餐单号 + "'";
            MyAdatper = new SqlDataAdapter(MySQL, MyConnection);
            MyAdatper.Fill(MyNewTable);
            MyConnection.Close();
            String My台位编号 = MyNewTable.Rows[0][0].ToString();
            MySQL = "Update 用餐信息 Set 用餐金额=" + My计费金额 + ",折扣金额=" + My折扣金额 + ",实收金额=" + My实收金额 + ",补充说明='" + this.TextBox6.Text + "',宾客意见='" + this.TextBox7.Text + "',当前状态='已经结账' WHERE 用餐单号='" + My用餐单号 + "';";
            MySQL += "Update 台位信息 SET 当前状态='空置' WHERE 台位编号='" + My台位编号 + "';";
            MySQL += "Update 预订信息 SET 当前状态='已经处理' WHERE 预订编号='" + MyID + "';";          
            MyConnection.Open();
            MyCommand = MyConnection.CreateCommand();
            MyCommand.CommandText = MySQL;
            MyCommand.ExecuteNonQuery();
            MyConnection.Close();
        }
        if (MyConnection.State == ConnectionState.Open)
            MyConnection.Close();
        this.SqlDataSource2.DataBind();
        this.SqlDataSource1.DataBind();
        this.GridView1.DataBind();
        this.DropDownList1.DataBind();        
    }
    protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
    {//在GridView控件单元格中设置短日期显示格式
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            DateTime MyDate = DateTime.Parse(e.Row.Cells[2].Text);
            e.Row.Cells[2].Text = MyDate.ToShortDateString();
            MyDate = DateTime.Parse(e.Row.Cells[3].Text);
            e.Row.Cells[3].Text = MyDate.ToShortDateString();
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {//打印客人用餐结账信息
        Response.Redirect("~/BookingManage/BookingCheckPrint.aspx?MyID=" + this.GridView1.SelectedRow.Cells[1].Text.ToString());
    }
}