Заполнение местоположения из cookie в sale.order.ajax

  use   Bitrix \ Main \ EventManager ; 

 $eventManager  = EventManager::getInstance();

 $eventManager ->addEventHandler( "sale" ,  "OnSaleComponentOrderProperties" ,  Array ( "Example" ,  "OnSaleComponentOrderProperties" ));


  class   Example  { 

     const  PROP_LOCATION =  6 ;

     static    function   OnSaleComponentOrderProperties  (& $arFields ) { 

         $curCityName  =  $_COOKIE [ "cityNameCookie" ];

         $res  = Bitrix\Sale\Location\LocationTable::getList( array (

         'filter'  =>  array ( '=NAME.NAME'  =>  $curCityName ,  '=NAME.LANGUAGE_ID'  => LANGUAGE_ID),
         'select'  =>  array ( 'CODE'  =>  'CODE' ,  'NAME_RU'  =>  'NAME.NAME' ,  'TYPE_CODE'  =>  'TYPE.CODE' )  //'*',  
        ));

         
         while ( $item  =  $res ->fetch()){    
        
             $code  =  $item [ "CODE" ];

        }

         $arFields [ 'ORDER_PROP' ][ self ::PROP_LOCATION] =  $code ;

    }

}