initial commit

workers/sitemap/index.js

@@ -0,0 +1,51 @@
+import { createClient } from "@supabase/supabase-js";
+
+export default {
+  async fetch(request, env) {
+    const supabaseUrl = env.SUPABASE_URL;
+    const supabaseKey = env.SUPABASE_KEY;
+    const supabase = createClient(supabaseUrl, supabaseKey);
+
+    try {
+      const { data, error } = await supabase
+        .from("optimized_sitemap")
+        .select("url, lastmod, changefreq, priority");
+
+      if (error) {
+        console.error("Error fetching sitemap data:", error);
+        return new Response("Error fetching sitemap data", { status: 500 });
+      }
+
+      const sitemapXml = generateSitemapXml(data);
+      return new Response(sitemapXml, {
+        headers: {
+          "Content-Type": "application/xml",
+          "Access-Control-Allow-Origin": "*",
+        },
+      });
+    } catch (error) {
+      console.error("Unexpected error:", error);
+      return new Response("Internal Server Error", { status: 500 });
+    }
+  },
+};
+
+function generateSitemapXml(data) {
+  const urls = data
+    .map(
+      ({ url, lastmod, changefreq, priority }) => `
+    <url>
+      <loc>${url}</loc>
+      ${lastmod ? `<lastmod>${new Date(lastmod).toISOString()}</lastmod>` : ""}
+      <changefreq>${changefreq}</changefreq>
+      <priority>${priority}</priority>
+    </url>
+  `
+    )
+    .join("");
+
+  return `<?xml version="1.0" encoding="UTF-8"?>
+    <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+      ${urls}
+    </urlset>`;
+}