Обработчик события для изменения дефолтных значений в заказе ( местоположение )

use Bitrix\Main\EventManager;
$eventManager = EventManager::getInstance();
$eventManager->addEventHandler("sale", "OnSaleComponentOrderProperties", Array("MediaGroup", "OnSaleComponentOrderProperties"));



//Файл с классом
use Bitrix\Main\Application;

class MediaGroup{

    

    function OnSaleComponentOrderProperties(&$arFields)
    {

        global $currentCity;
        \Bitrix\Main\Loader::includeModule('iblock');
        $application = Application::getInstance();
        $context = $application->getContext();
        $curCityName = 'Москва';


        if ($context->getRequest()->getCookie('USER_CITY')) {
            $curCityName = $context->getRequest()->getCookie('USER_CITY');
        }

        $res = Bitrix\Sale\Location\LocationTable::getList(array(
            'filter' => array('=NAME.NAME' => $curCityName, '=NAME.LANGUAGE_ID' => LANGUAGE_ID),
            'select' => array('CODE' => 'CODE', 'NAME_RU' => 'NAME.NAME', 'TYPE_CODE' => 'TYPE.CODE') //'*',
        ));
        if($item = $res->fetch())
        {
            $dbOrderProps = CSaleOrderProps::GetList(
                array("SORT" => "ASC"),
                [
                    'CODE'=>'LOCATION',
                    'PERSON_TYPE_ID' => $arFields['PERSON_TYPE_ID']
                ]
            );
            $arOrderProps = $dbOrderProps->GetNext();
            $arFields['ORDER_PROP'][$arOrderProps['ID']] = $item["CODE"];
        }

    }



}