EventHandler::setContact

static function setContact(Crm\Order\Order $order, int $contactId): void
{
	$contactCompanyCollection = $order->getContactCompanyCollection();
	if (!$contactCompanyCollection->isEmpty())
	{
		return;
	}

	$contactCompanyCollection = $order->getContactCompanyCollection();
	/** @var Crm\Order\Contact $contact */
	$contact = $contactCompanyCollection->createContact();
	$contact->setField('ENTITY_ID', $contactId);
	$contact->setField('IS_PRIMARY', 'Y');
}