Item::getEntityAddOrDeleteEventName

protected function getEntityAddOrDeleteEventName(string $fieldName, string $addOrDelete): string
{
	if ($addOrDelete === static::ADD)
	{
		return Loc::getMessage('CRM_TRACKED_OBJECT_ITEM_EVENT_NAME_ADD_'.$fieldName);
	}

	if ($addOrDelete === static::DELETE)
	{
		return Loc::getMessage('CRM_TRACKED_OBJECT_ITEM_EVENT_NAME_DELETE_'.$fieldName);
	}

	return '';
}