using System;
using System.Data;
using System.Data.Common;
using System.Collections.Generic;
using System.Web;
using System.Text;
using WebLib;

public partial class utility_GetPickUp : FormBase
{
  protected void Page_Load(object sender, EventArgs e)
  {
    DbCommand cmd = DAC.NewCommand();
    DbDataAdapter da = DAC.NewDataAdapter();
    cmd.Connection = conn;
    da.SelectCommand = cmd;

    // 從 Request 中取出參數
    string lookupConfigName = Request["NAME"];
    string whereKey = Request["WHERE_KEY"];
    string langId = Request["LANGID"];
    string addWhere = Request["ADD_WHERE"];

    // 從設定檔中取得SQL
    LookupList pickup = LookupList.GetInstance();
    pickup.LookupConfigName = lookupConfigName;
    string sql = pickup.GetLookupSQL();
    string[] keyFields = pickup.GetKeyFields();

    // 將傳入的KEY代入SQL
    foreach (string keyField in keyFields)
    {
      if (addWhere.Length == 0)
        cmd.CommandText = String.Format(sql, keyField, "");
      else
        cmd.CommandText = String.Format(sql, keyField, " AND " + addWhere);
      cmd.Parameters.Clear();
      cmd.Parameters.Add(DAC.NewParameter("VALUE", whereKey + "%"));

      // 取回資料
      DataTable table = new DataTable();
      conn.Open();
      da.Fill(table);
      conn.Close();

      // 若無資料，則找尋下一個 KEY
      if (table.Rows.Count == 0)
      {
        continue;
      }
      else
      {
        // 輸出儲存下拉資料物件的 JSON 表示法字串
        Response.Write(pickup.GetLookupJSON(table, langId));
        Response.End();
        return;
      }
    }
    Response.End();
  }

  protected override bool IsSetMasterPage()
  {
    return false;
  }
}