<?php

declare(strict_types=1);

namespace LIT\MCP\ChangeLog;

use LIT\MCP\Limits;

defined('ABSPATH') || exit;

/**
 * Daily WP-Cron job that removes log rows older than the configured retention.
 */
final class ChangeLogCleanup
{
    public const HOOK = 'lit_mcp_log_cleanup';

    public function __construct(private ChangeLog $log, private Limits $limits)
    {
    }

    public function register(): void
    {
        add_action(self::HOOK, [$this, 'run']);
        add_action('init', [$this, 'ensureScheduled']);
    }

    public function ensureScheduled(): void
    {
        if (wp_next_scheduled(self::HOOK) === false) {
            wp_schedule_event(time() + 3600, 'daily', self::HOOK);
        }
    }

    public function run(): void
    {
        $this->log->purgeOlderThan($this->limits->logRetentionDays());
    }
}