Speed up redirect function (#82)

functions/redirect.js

@@ -1,26 +1,23 @@
 export async function onRequestGet({ request }) {
   const url = new URL(request.url);
   const base = `${url.protocol}//${url.hostname}/`;
-  const redirectStatus = 302;
+  const redirectStatus = 301;
+  const api = 'https://api.2fa.directory/frontend/v1/';
 
   try {
-    const country = request.cf?.country?.toLowerCase() || "int";
-    let uri = `${base}${country}/`;
-
-    const res = await fetch(uri, {
+    const country = request.cf?.country?.toLowerCase();
+    const res = await fetch(`${api}${country}/categories.json`, {
+      method: 'HEAD',
+      cache: 'force-cache',
       cf: {
         cacheTtlByStatus: {
-          "200": 60 * 60 * 24 * 7, // Cache request 1 week
-          "404": 60 * 60 * 24, // Cache request 1 day
+          "200": 60 * 60 * 24 * 14, // Cache request 2 weeks
+          "404": 60 * 60 * 24 * 7,  // Cache request 1 week
         },
-      },
+      }
     });
 
-    // Redirect to /int/ if that page works
-    if (res.status !== 200) {
-      const int = await fetch(`${base}int/`);
-      uri = int.status === 200 ? `${base}/int/` : `${base}/503/`;
-    }
+    let uri = res.status !== 200 ? `${base}${country}/` : `${base}/int/`
 
     const params = url.searchParams.toString();
     if (params) uri += `?${params}`;