App\Listeners\Forum\NotifySlack::notifyNew PHP Method

    public function notifyNew($event)
    {
        if (!in_array($event->topic->forum_id, config('osu.forum.slack_watch.forum_ids'), true)) {
            return;
        }
        return $this->notify($event, ['message' => 'A new topic has been created at watched forum', 'prefix' => 'New topic']);
    }