import { NextResponse } from 'next/server';
import { generateSitemapUrls, generateSitemapXML } from '../../../lib/sitemap';

export async function GET() {
    try {
        // 获取基础URL
        const baseUrl = process.env.NEXT_PUBLIC_BASE_URL || 'https://your-domain.com';

        // 生成站点地图URLs
        const urls = generateSitemapUrls(baseUrl);

        // 生成XML内容
        const sitemapXML = generateSitemapXML(urls);

        return new NextResponse(sitemapXML, {
            status: 200,
            headers: {
                'Content-Type': 'application/xml',
                'Cache-Control': 'public, max-age=86400, s-maxage=86400', // 缓存24小时
            },
        });
    } catch (error) {
        console.error('Error generating sitemap:', error);
        return new NextResponse('Error generating sitemap', { status: 500 });
    }
}