sitemap generation

website/src/lib/languages.ts

@@ -1,6 +1,5 @@
 export const languages: Record<string, string> = {
     'en': 'English',
-    'fr': 'Français',
 };
 
 export function getURLForLanguage(route: string | null, lang: string | null | undefined): string {

website/src/lib/sitemap.ts

@@ -1,9 +1,38 @@
 import fs from 'fs';
+import { glob } from 'glob';
+import { languages } from '$lib/languages';
 
 function generateSitemap() {
-    console.log('Generating sitemap...');
+    const pages = glob.sync('*.html', { cwd: 'build' });
 
-    return '';
+    let sitemap = '<?xml version="1.0" encoding="UTF-8"?>\n';
+    sitemap += '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"> xmlns:xhtml="http://www.w3.org/1999/xhtml">\n';
+
+    pages.forEach((page) => {
+        const url = page.replace('.html', '').replace('index', '');
+
+        if (languages[url]) {
+            // Skip localized pages
+            return;
+        }
+
+        Object.keys(languages).forEach((language) => {
+            sitemap += `<url>\n`;
+            sitemap += `  <loc>https://gpx.studio/${language === 'en' ? '' : language + '/'}${url}</loc>\n`;
+
+            Object.keys(languages).forEach((alternate) => {
+                if (alternate === language) return;
+
+                sitemap += `  <xhtml:link rel="alternate" hreflang="${alternate}" href="https://gpx.studio/${alternate === 'en' ? '' : alternate + '/'}${url}" />\n`;
+            });
+
+            sitemap += `</url>\n`;
+        });
+    });
+
+    sitemap += '</urlset>';
+
+    return sitemap;
 }
 
 fs.writeFileSync('build/sitemap.xml', generateSitemap());