Zoom::getExistedChatConference

private function getExistedChatConference(): ?array
{
	if (Loader::includeModule('socialservices'))
	{
		$conf = ZoomMeetingTable::getList(array(
			'filter' => array(
				'=ENTITY_ID' => $this->chatId,
				'=ENTITY_TYPE_ID' => $this->chatType,
			),
			'select' => ['CONFERENCE_URL', 'CONFERENCE_EXTERNAL_ID'],
			'limit' => 1
		))->fetch();

		if (is_array($conf))
		{
			return $conf;
		}
	}

	return null;
}