Семён Дядькин (Все сообщения пользователя)

function applyPromoCodeToOrder2 ($promoCodeValue, $orderId)
{
   if (!is_null($promoCodeValue)) {
      $order = \Bitrix\Sale\Order::load($orderId);
               \Bitrix\Sale\DiscountCouponsManager::init(\Bitrix\Sale\DiscountCouponsManager::MODE_ORDER, ["userId" => $order->getUserId(),"orderId" => $order->getId()]);
      if (\Bitrix\Sale\DiscountCouponsManager::isExist($promoCodeValue)) {
         \Bitrix\Sale\DiscountCouponsManager::add($promoCodeValue);
         $discounts = $order->getDiscount();
         \Bitrix\Sale\DiscountCouponsManager::clearApply(true);
         \Bitrix\Sale\DiscountCouponsManager::useSavedCouponsForApply(true);
         $discounts->setOrderRefresh(true);
         $discounts->setApplyResult(array());

         /** @var \Bitrix\Sale\Basket $basket */
         if (!($basket = $order->getBasket())) {
            throw new \Bitrix\Main\ObjectNotFoundException('Entity "Basket" not found');
         }
                        $discounts->calculate();
         $basket->refreshData(array('PRICE', 'COUPONS'));
                        $order->doFinalAction();
                          $order->save();
                        
      }
   }
}

...
$result = $order->save(); //сохраняем заказ в базе
applyPromoCodeToOrder2(getRequestMy('PROMO_CODE'), $order->GetId()); //применяем скидку к сохраненному заказу
...