<?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\iot\controller\backend;

use think\facade\View;
use ywxapp\controller\BackendBase;
use addon\iot\service\Store;

/**
 * 发布消息控制器
 */
class Publish extends BackendBase
{
    /**
     * 发布表单页
     */
    public function publish()
    {
        return View::fetch('admin/publish');
    }

    /**
     * 执行发布（零外部依赖：写入出站队列，由常驻 Broker 消费后经内部路由投递）
     */
    public function doPublish()
    {
        $topic   = input('post.topic', '');
        $payload = input('post.payload', '');
        $qos     = (int) input('post.qos', 0);
        if (!$topic) {
            $this->result->error('主题不能为空');
        }
        $ok = Store::enqueueManual($topic, $payload, $qos, 0, 'backend');
        if ($ok) {
            $this->result->success('已加入发布队列，Broker 将投递给在线订阅者');
        }
        $this->result->error('发布失败：无法写入出站队列');
    }
}