using System;
using System.Data;
using System.Data.Common;
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 Wellan.Common;
using Wellan.Data;
using System.Text;

public partial class utility_GetPickUp : System.Web.UI.Page
{
  protected void Page_Load(object sender, EventArgs e)
  {
    // 從設定檔中取得連線字串
    WConnectionString.ConnectionConfigFile = WConfig.GetConnectionConfig();
    string connName = WConfig.GetConnectionConfigName();
    string connType = WConnectionString.GetConnectionType(connName);
    string connStr = WConnectionString.GetConnectionString(connName);

    WQuery Query = new WQuery(connType, connStr);
    DbConnection Conn = Query.NewConnection();
    DbCommand Cmd = Query.NewCommand();

    // 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
    WLookupList pickup = WLookupList.GetInstance();
    pickup.LookupConfigName = lookupConfigName;
    string sql = pickup.GetLookupSQL();
    string[] keyFields = pickup.GetKeyFields();

    // 將傳入的KEY代入SQL
    try
    {
      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(Query.NewParameter("@VALUE", whereKey + "%"));

        // 取回資料
        DataTable table = Query.Select(Conn, Cmd);
        // 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;
        }
      }
    }
    catch
    { 
    
    }
    Response.End();
  }
}