using OfficeOpenXml.FormulaParsing.Utilities;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class admin_item_range2 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        sqlDataSource1.ConnectionString = ConfigurationManager.ConnectionStrings["shopConn"].ConnectionString;
        //sqlDataSource1.ConnectionString = sqlDataSource1.ConnectionString.Replace("Encrypt=False;", "");
        //sqlDataSource1.ConnectionString = sqlDataSource1.ConnectionString.Replace("TrustServerCertificate=True;", "");
        sqlDataSource1.ConnectionString = sqlDataSource1.ConnectionString.Replace("Provider=SQLOLEDB;", "");
        sqlDataSource1.ConnectionString = sqlDataSource1.ConnectionString.Replace("Provider=SQLNCLI11", "");
        
        sqlDataSource1.ProviderName = ConfigurationManager.ConnectionStrings["shopConn"].ProviderName;

        if (Convert.ToString(Request["num"]) != "" & Request["num"] != null)
        {
            // 先查詢指定 num 的 root 值
            string rootValue = "0";
            try
            {
                using (System.Data.SqlClient.SqlConnection conn = new System.Data.SqlClient.SqlConnection(sqlDataSource1.ConnectionString))
                {
                    conn.Open();
                    string getRootSql = "SELECT [root] FROM [item] WHERE [num]=" + Request["num"];
                    using (System.Data.SqlClient.SqlCommand cmd = new System.Data.SqlClient.SqlCommand(getRootSql, conn))
                    {
                        object result = cmd.ExecuteScalar();
                        if (result != null && result != DBNull.Value)
                        {
                            rootValue = result.ToString();
                        }
                    }
                }
            }
            catch
            {
                rootValue = "0";
            }
            
            // 使用找到的 root 值來查詢子項目
            sqlDataSource1.SelectCommand = "SELECT [num], [title], [range] FROM [item] WHERE [root]=" + rootValue + " ORDER BY [range]";
        }
        else
        {
            // 如果沒有傳入 num 參數，顯示所有 root=0 的項目
            sqlDataSource1.SelectCommand = "SELECT [num], [title], [range] FROM [item] WHERE [root]=0 ORDER BY [range]";
        }
        

        
        // 強制重新綁定資料
        ReorderList1.DataBind();       
       
    }
}