import assert from 'node:assert/strict';
import { rm } from 'node:fs/promises';
import os from 'node:os';
import path from 'node:path';
import { after, before, test } from 'node:test';
import { createApp } from '../src/app.js';
import { loadConfig } from '../src/config.js';
import { createContentStore } from '../src/content.js';
import { createFixture } from './fixtures.js';

let dir;
let server;
let base;

before(async () => {
  dir = await createFixture();
  const config = loadConfig({
    production: true,
    showDrafts: false,
    contentDir: dir,
    dataDir: undefined,
    cacheDir: path.join(os.tmpdir(), `site-cache-${process.pid}`),
    siteUrl: 'https://example.org',
  });
  const content = createContentStore(config);
  const app = await createApp({ config, content });
  server = app.listen(0);
  await new Promise((resolve) => server.once('listening', resolve));
  base = `http://127.0.0.1:${server.address().port}`;
});

after(async () => {
  server.close();
  await rm(dir, { recursive: true, force: true });
  await rm(path.join(os.tmpdir(), `site-cache-${process.pid}`), { recursive: true, force: true });
});

const get = (url, options) => fetch(base + url, { redirect: 'manual', ...options });

test('pages render in both languages', async () => {
  for (const url of [
    '/de/',
    '/en/',
    '/de/portfolio',
    '/en/portfolio',
    '/de/portfolio/alpha',
    '/en/portfolio/alpha',
    '/de/werdegang',
    '/en/journey',
    '/de/kontakt',
    '/en/contact',
  ]) {
    const res = await get(url);
    assert.equal(res.status, 200, url);
    assert.match(res.headers.get('content-security-policy'), /script-src 'self'/);
  }
});

test('the root redirects by Accept-Language', async () => {
  let res = await get('/', { headers: { 'Accept-Language': 'en-GB,en;q=0.9' } });
  assert.equal(res.status, 302);
  assert.equal(res.headers.get('location'), '/en/');
  res = await get('/', { headers: { 'Accept-Language': 'fr' } });
  assert.equal(res.headers.get('location'), '/de/');
});

test('drafts, hidden pages and wrong slugs are 404', async () => {
  for (const url of ['/de/portfolio/beta', '/de/homelab', '/de/journey', '/en/werdegang', '/de/nope', '/xx', '/admin']) {
    const res = await get(url);
    assert.equal(res.status, 404, url);
  }
});

test('homepage hides links to pages that do not exist yet', async () => {
  const html = await (await get('/de/')).text();
  assert.doesNotMatch(html, /href="\/de\/homelab"/);
  assert.match(html, /<h1 class="hero__title"/);
});

test('portfolio filter works without JavaScript', async () => {
  const html = await (await get('/de/portfolio?tag=nothing')).text();
  assert.doesNotMatch(html, /data-tags="web" hidden/);
});

test('media: resized images, no traversal, no source files', async () => {
  let res = await get('/media/projects/alpha/cover.png?w=480');
  assert.equal(res.status, 200);
  assert.equal(res.headers.get('content-type'), 'image/webp');

  res = await get('/media/projects/alpha/cover.png?w=480&v=abc');
  assert.match(res.headers.get('cache-control'), /immutable/);

  res = await get('/media/projects/alpha/cover.png?w=123');
  assert.equal(res.status, 404);

  for (const url of ['/media/site.yml', '/media/projects/alpha/de.md', '/media/..%2Fpackage.json', '/media/projects/%2e%2e/%2e%2e/site.yml']) {
    res = await get(url);
    assert.equal(res.status, 404, url);
  }
});

test('sitemap and robots', async () => {
  const sitemap = await (await get('/sitemap.xml')).text();
  assert.match(sitemap, /<loc>https:\/\/example\.org\/en\/portfolio\/alpha<\/loc>/);
  assert.doesNotMatch(sitemap, /beta|homelab/);
  assert.match(await (await get('/robots.txt')).text(), /Sitemap: https:\/\/example\.org\/sitemap\.xml/);
});

test('contact page links to the email address and has no form', async () => {
  const html = await (await get('/de/kontakt')).text();
  assert.match(html, /href="mailto:test@example\.org"/);
  assert.doesNotMatch(html, /<form/);
  const res = await get('/de/kontakt', { method: 'POST' });
  assert.equal(res.status, 404);
});