public function getStatus(int $default_status = -1) : int
    {
        $chat_id = $this->bot->chat_id;
        $redis = $this->bot->getRedis();
        if ($redis->exists($chat_id . ':status')) {
            $this->status = $redis->get($chat_id . ':status');
            return $this->status;
        }

        $redis->set($chat_id . ':status', $default_status);
        $this->status = $default_status;
        return $this->status;
    }