eventshandler.php

См. документацию.

<?php
 
namespace Bitrix\Catalog\Integration\Crm;
 
use Bitrix\Catalog\ProductCompilationTable;
use Bitrix\Main\Event;
 
class EventsHandler
{
    public static function OnCrmDealRecoverFromRecycleBin(Event $event): void
    {
        $entityId = $event->getParameter('entityId');
        $newEntityId = $event->getParameter('newEntityId');
        $compilationIterator = ProductCompilationTable::getList([
            'select' => ['ID'],
            'filter' => ['=DEAL_ID' => $entityId],
        ]);
        while ($compilation = $compilationIterator->fetch())
        {
            ProductCompilationTable::update((int)$compilation['ID'], ['DEAL_ID' => $newEntityId]);
        }
    }
 
    public static function OnCrmDealEraseFromRecycleBin(Event $event): void
    {
        $entityId = $event->getParameter('entityId');
        $compilationIterator = ProductCompilationTable::getList([
            'select' => ['ID'],
            'filter' => ['=DEAL_ID' => $entityId],
        ]);
        while ($compilation = $compilationIterator->fetch())
        {
            ProductCompilationTable::delete((int)$compilation['ID']);
        }
    }
}