public function handleJoinCommand(CommandEvent $event, EventQueueInterface $queue)
    {
        $params = $event->getCustomParams();
        if (!$params) {
            $this->handleJoinHelp($event, $queue);
        } else {
            $channels = $params[0];
            $keys = isset($params[1]) ? $params[1] : null;
            $queue->ircJoin($channels, $keys);
        }
    }