<?php
declare(strict_types=1);

namespace App\Job;

use Fendx\Core\Annotation\Service;
use Fendx\Job\Annotation\Scheduled;
use Fendx\Log\Logger;

#[Service]
class CleanupJob
{
    #[Scheduled('0 2 * * *', 'Daily cleanup at 2 AM')]
    public function dailyCleanup(): void
    {
        Logger::info('Starting daily cleanup job');
        
        // 清理过期日志文件
        $this->cleanupOldLogs();
        
        // 清理临时文件
        $this->cleanupTempFiles();
        
        // 清理过期缓存
        $this->cleanupExpiredCache();
        
        Logger::info('Daily cleanup job completed');
    }

    #[Scheduled('*/5 * * * *', 'Every 5 minutes')]
    public function healthCheck(): void
    {
        // 检查系统健康状态
        $healthy = $this->checkSystemHealth();
        
        if (!$healthy) {
            Logger::warning('System health check failed');
        }
    }

    private function cleanupOldLogs(): void
    {
        $logDir = dirname(__DIR__, 2) . '/runtime/logs';
        $maxAge = 30 * 24 * 60 * 60; // 30天

        if (is_dir($logDir)) {
            $files = glob($logDir . '/*.log');
            
            foreach ($files as $file) {
                if (filemtime($file) < time() - $maxAge) {
                    unlink($file);
                    Logger::info("Deleted old log file: $file");
                }
            }
        }
    }

    private function cleanupTempFiles(): void
    {
        $tempDir = dirname(__DIR__, 2) . '/runtime/temp';
        $maxAge = 24 * 60 * 60; // 24小时

        if (is_dir($tempDir)) {
            $files = glob($tempDir . '/*');
            
            foreach ($files as $file) {
                if (is_file($file) && filemtime($file) < time() - $maxAge) {
                    unlink($file);
                    Logger::info("Deleted temp file: $file");
                }
            }
        }
    }

    private function cleanupExpiredCache(): void
    {
        // 这里可以添加Redis缓存清理逻辑
        Logger::info('Cache cleanup completed');
    }

    private function checkSystemHealth(): bool
    {
        // 检查数据库连接
        try {
            $pdo = new \PDO('mysql:host=127.0.0.1;dbname=fendx', 'root', '');
            $pdo->query('SELECT 1');
        } catch (\Exception $e) {
            return false;
        }

        // 检查Redis连接
        try {
            $redis = new \Redis();
            $redis->connect('127.0.0.1', 6379);
            $redis->ping();
        } catch (\Exception $e) {
            return false;
        }

        return true;
    }
}