<?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\haonav\command;

use think\console\Command;
use think\console\Input;
use think\console\input\Option;
use think\console\Output;
use addon\haonav\model\Links as LinksModel;

/**
 * haonav 死链巡检命令
 *
 * 用法：
 *   php think haonav:checklinks              # 全量检测
 *   php think haonav:checklinks --limit=50   # 只检测最久未检测的 50 条
 *
 * crontab 示例（每天凌晨 3 点全量）：
 *   0 3 * * * cd /path/to/site && php think haonav:checklinks >> runtime/haonav_check.log 2>&1
 */
class CheckLinks extends Command
{
    protected function configure()
    {
        $this->setName('haonav:checklinks')
            ->addOption('limit', null, Option::VALUE_OPTIONAL, '本次最多检测条数（0=全部，按最久未检测优先）', '0')
            ->addOption('timeout', null, Option::VALUE_OPTIONAL, '单条检测超时秒数', '8')
            ->setDescription('haonav 网址导航死链巡检（更新 status_code / last_check_at）');
    }

    protected function execute(Input $input, Output $output)
    {
        $limit   = max(0, (int)$input->getOption('limit'));
        $timeout = max(1, (int)$input->getOption('timeout'));

        set_time_limit(0);
        $output->writeln('[haonav] 开始死链巡检 limit=' . ($limit ?: '全部') . ' timeout=' . $timeout . 's ...');
        $start = microtime(true);

        $stats = $limit > 0
            ? LinksModel::checkBatch($limit, $timeout)
            : LinksModel::checkAllLinks($timeout);

        $output->writeln(sprintf(
            '[haonav] 完成：共 %d 条，正常 %d，异常 %d，耗时 %.1fs',
            $stats['total'],
            $stats['ok'],
            $stats['dead'],
            microtime(true) - $start
        ));
        if (!empty($stats['offlined'])) {
            $output->writeln('[haonav] 已自动下线 ' . $stats['offlined'] . ' 条死链（阈值见 deadlink_threshold 配置）');
        }
        if (!empty($stats['recovered'])) {
            $output->writeln('[haonav] 已自动恢复 ' . $stats['recovered'] . ' 条（deadlink_recover 已开启）');
        }
        return 0;
    }
}