Updated readme with instructions

new_backend/lib/shrink_ray.dart

@@ -4,7 +4,7 @@ enum Status { ok, error }
 
 class ShrinkRay {
   static const shrinkLength = 6;
-  static const String shrinkChars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-._';
+  static const String shrinkChars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
 
   static ({Status status, String content}) shrinkUrl(String urlStr) {
     try {

new_backend/routes/index.dart

@@ -21,7 +21,6 @@ Future<Response> onRequest(RequestContext context) async {
         if (url == null) {
           return Response(statusCode: 401, body: 'Missing url');
         }
-        await Future<void>.delayed(const Duration(seconds: 2));
         final res = ShrinkRay.shrinkUrl(url);
         switch (res.status) {
           case Status.ok:
@@ -40,6 +39,13 @@ Future<Response> onRequest(RequestContext context) async {
         return Response(statusCode: 500, body: 'Unexpected error occurred');
       }
     case HttpMethod.get:
+      // final maybeUrl = shrunkUrls[urlPath];
+      // switch (maybeUrl) {
+      //   case null:
+      //     return Response(statusCode: 404);
+      //   default:
+      //     return Response(statusCode: 308, headers: {'Location': maybeUrl});
+      // }
       final file = File(path.join(Directory.current.path, 'public', 'index.html'));
       if (!file.existsSync()) {
         return Response(body: 'Index Not found');

new_backend/routes/u/[urlPath].dart

@@ -1,5 +1,3 @@
-import 'dart:convert';
-
 import 'package:dart_frog/dart_frog.dart';
 import 'package:new_backend/shrink_ray.dart';
 
@@ -18,7 +16,7 @@ Future<Response> onRequest(RequestContext context, String urlPath) async {
         case null:
           return Response(statusCode: 404);
         default:
-          return Response(statusCode: 302, headers: {'Location': maybeUrl});
+          return Response(statusCode: 308, headers: {'Location': maybeUrl});
       }
   }
 }

new_backend/test/routes/index_test.dart

@@ -8,14 +8,6 @@ class _MockRequestContext extends Mock implements RequestContext {}
 
 void main() {
   group('GET /', () {
-    test('responds with a 200 and "Welcome to Dart Frog!".', () {
-      // final context = _MockRequestContext();
-      // final response = route.onRequest(context);
-      // expect(response.statusCode, equals(HttpStatus.ok));
-      // expect(
-      //   response.body(),
-      //   completion(equals('Welcome to Dart Frog!')),
-      // );
-    });
+    test('responds with a 200 and "Welcome to Dart Frog!".', () {});
   });
 }