/// <summary>
 /// 查詢當前
 /// </summary>
 /// <returns></returns>
 public HttpResponseBase SelectIpoCountByIpo()
 {
     string jsonStr = String.Empty;
     try
     {
         string str = Request.Params["po_id"];
         _ipoMgr = new IpoMgr(mySqlConnectionString);
         int count = _ipoMgr.SelectIpoCountByIpo(str);
         jsonStr = "{success:true,count:" + count + "}";//返回json數據
     }
     catch (Exception ex)
     {
         Log4NetCustom.LogMessage logMessage = new Log4NetCustom.LogMessage();
         logMessage.Content = string.Format("TargetSite:{0},Source:{1},Message:{2}", ex.TargetSite.Name, ex.Source, ex.Message);
         logMessage.MethodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
         log.Error(logMessage);
         jsonStr = "{success:false}";
     }
     this.Response.Clear();
     this.Response.Write(jsonStr.ToString());
     this.Response.End();
     return this.Response;
 }
 /// <summary>
 /// 保存採購單單頭
 /// </summary>
 /// <returns></returns>
 public HttpResponseBase IpoAddOrEdit()
 {
     string jsonStr = String.Empty;
     try
     {
         IpoQuery m = new IpoQuery();
         _ipoMgr = new IpoMgr(mySqlConnectionString);
         m.po_id = Request.Params["po_id"];
         m.vend_id = Request.Params["vend_id"];
         m.buyer = Request.Params["buyer"];
         m.po_type = Request.Params["po_type"];
         m.po_type_desc = Request.Params["po_type_desc"];
         m.sched_rcpt_dt = Convert.ToDateTime(Request.Params["sched_rcpt_dt"]);
         m.msg1 = Request.Params["msg1"];
         m.msg2 = Request.Params["msg2"];
         m.msg3 = Request.Params["msg3"];
         if (String.IsNullOrEmpty(Request.Params["row_id"]))
         {
             m.create_dtim = DateTime.Now; //創建時間
             m.create_user = (System.Web.HttpContext.Current.Session["caller"] as Caller).user_id;
             m.change_dtim = DateTime.Now;   //編輯時間
             m.change_user = (System.Web.HttpContext.Current.Session["caller"] as Caller).user_id;
             m.status = 1;
             if (_ipoMgr.SelectIpoCountByIpo(m.po_id) > 0)
             {
                 jsonStr = "{success:true,msg:\"" + "此採購單已存在!" + "\"}";
             }
             else
             {
                 if (_ipoMgr.AddIpo(m) > 0)
                 {
                     jsonStr = "{success:true}";
                 }
                 else
                 {
                     jsonStr = "{success:false}";
                 }
             }
         }
         else
         {
             m.row_id = Convert.ToInt32(Request.Params["row_id"]);
             m.change_dtim = DateTime.Now;
             m.change_user = (System.Web.HttpContext.Current.Session["caller"] as Caller).user_id;
             if (_ipoMgr.UpdateIpo(m) > 0)
             {
                 jsonStr = "{success:true}";//返回json數據
             }
             else
             {
                 jsonStr = "{success:false}";//返回json數據
             }
         }
     }
     catch (Exception ex)
     {
         Log4NetCustom.LogMessage logMessage = new Log4NetCustom.LogMessage();
         logMessage.Content = string.Format("TargetSite:{0},Source:{1},Message:{2}", ex.TargetSite.Name, ex.Source, ex.Message);
         logMessage.MethodName = System.Reflection.MethodBase.GetCurrentMethod().Name;
         log.Error(logMessage);
         jsonStr = "{success:false}";
     }
     this.Response.Clear();
     this.Response.Write(jsonStr.ToString());
     this.Response.End();
     return this.Response;
 }