import type { APIRoute } from 'astro';
import { isPublishable } from '../lib';
import { getCollection } from 'astro:content';
import authors from '../data/authors.json';
export const GET: APIRoute = async ({ site }) => {
  const base = site!.toString().replace(/\/$/, '');
  const posts = (await getCollection('posts')).filter(isPublishable);
  const today = new Date().toISOString().slice(0, 10);
  const urls = [
    { loc: `${base}/`, lastmod: today },
    { loc: `${base}/posts`, lastmod: today },
    { loc: `${base}/clinic`, lastmod: today },
    { loc: `${base}/visit`, lastmod: today },
    { loc: `${base}/plan`, lastmod: today },
    { loc: `${base}/en/plan`, lastmod: today },
    { loc: `${base}/newsroom`, lastmod: today },
    { loc: `${base}/videos`, lastmod: today },
    { loc: `${base}/about`, lastmod: today },
    { loc: `${base}/corrections`, lastmod: today },
    ...Object.keys(authors.supporters).map((id) => ({ loc: `${base}/authors/${id}`, lastmod: today })),
    ...posts.map((p) => ({ loc: `${base}/posts/${p.id}`, lastmod: p.data.dateModified })),
  ];
  const xml = `<?xml version="1.0" encoding="UTF-8"?>\n<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n${urls.map((u) => `  <url><loc>${u.loc}</loc><lastmod>${u.lastmod}</lastmod></url>`).join('\n')}\n</urlset>\n`;
  return new Response(xml, { headers: { 'Content-Type': 'application/xml; charset=utf-8' } });
};