utopia-ui/src/Components/AppShell/Sitemap.tsx

/* eslint-disable @typescript-eslint/restrict-template-expressions */
import { useEffect, useState } from 'react'

import { useItems } from '#components/Map/hooks/useItems'

/**
 * @category AppShell
 */
export const Sitemap = ({ url }: { url: string }) => {
  const [sitemap, setSitemap] = useState('')

  const items = useItems()

  useEffect(() => {
    if (items.length) {
      const generateSitemap = () => {
        let sitemapXML = '<?xml version="1.0" encoding="UTF-8"?>\n'
        sitemapXML += '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n'

        items.forEach((item) => {
          sitemapXML += '  <url>\n'
          sitemapXML += `    <loc>${url}/${item.slug}</loc>\n`
          sitemapXML += '  </url>\n'
        })

        sitemapXML += '</urlset>'
        return sitemapXML
      }

      setSitemap(generateSitemap())
    }
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, [items])

  return (
    <div>
      <h1>Sitemap</h1>
      <textarea value={sitemap} readOnly rows={items.length + 4} cols={80} />
    </div>
  )
}