<?php
// +----------------------------------------------------------------------
// | YwxApp [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2026-2036 http://ywxapp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: ywxapp<admin@ywxapp.cn>
// +----------------------------------------------------------------------
declare (strict_types = 1);

namespace addon\mqttbroker\controller\api;

use think\facade\Db;
use ywxapp\controller\ApiController;
use addon\mqttbroker\model\Message;

/**
 * Mqtt 类
 *
 * @author ywxapp <admin@ywxapp.cn>
 */
class Mqtt extends ApiController
{
    protected $noNeedLogin = ['*'];
    protected $noNeedVerify = ['*'];

    /**
     * 获取 Broker 运行状态
     * GET /mqttbroker/api/status
     */
    public function status()
    {
        $data = [
            'online'   => Db::name('mqttbroker_connection')->where('status', 1)->count(),
            'total'    => Db::name('mqttbroker_connection')->count(),
            'messages' => Message::count(),
            'topics'   => Db::name('mqttbroker_topic')->count(),
        ];
        $this->result->success($data);
    }

    /**
     * 发布消息
     * POST /mqttbroker/api/publish  {topic, payload, qos}
     *
     * 零外部依赖：写入出站队列（DB），由常驻 Broker 进程消费后经内部路由投递，
     * 不再依赖 workerman/mqtt 客户端连接本地 Broker。
     */
    public function publish()
    {
        $topic   = input('topic', '');
        $payload = input('payload', '');
        $qos     = (int) input('qos', 0);
        if (!$topic) {
            $this->result->error('topic required');
        }
        $ok = \addon\mqttbroker\service\Store::enqueueManual($topic, $payload, $qos, 0, 'api');
        if ($ok) {
            $this->result->success('已加入发布队列，Broker 将投递给在线订阅者');
        } else {
            $this->result->error('发布失败：无法写入出站队列（请检查数据库）');
        }
    }
}