astro/docs/src/pages/index.astro

---
import Layout from '../layouts/MainLayout.astro';
---

<script>
  // WIP: trigger a client-side redirect based on the browser language.
  // A vercel.json redirect is enforced in production, so no user should ever see this page.
  // Remove the vercel.json redirect when this is ready.
  const KNOWN_LANGUAGES = ['bg', 'de','en','es','fi','nl','pt-br','zh-CN','zh-TW', 'fr', 'kr', 'da', 'ja'];
  let newLangWithRegion = (window.navigator.userLanguage || window.navigator.language || 'en-US').substr(0, 5);
  let newLang = newLangWithRegion.substr(0, 2);
  if (newLang === 'en') {
    window.location.pathname = '/getting-started';
  } else if (KNOWN_LANGUAGES.includes(newLangWithRegion)) {
    window.location.pathname = '/' + newLangWithRegion + '/getting-started';
  } else if (KNOWN_LANGUAGES.includes(newLang)) {
    window.location.pathname = '/' + newLang + '/getting-started';
  } else {
    window.location.pathname = '/getting-started';
  }
</script>