public function getNewMessagesForConversation(OW_Event $event)
{
$params = $event->getParams();
if (empty($params['conversationId'])) {
$event->setData(array());
return array();
}
$conversationId = (int) $params['conversationId'];
$lastMessageTimestamp = !empty($params['lastMessageTimestamp']) ? (int) $params['lastMessageTimestamp'] : null;
$messages = $this->service->getNewMessagesForConversation($conversationId, $lastMessageTimestamp);
$event->setData($messages);
return $messages;
}
