Update

lib/globals.dart

@@ -3,8 +3,10 @@ import 'package:cookie_jar/cookie_jar.dart';
 import 'package:dio/dio.dart';
 import 'package:dio_cookie_manager/dio_cookie_manager.dart';
 import 'package:path_provider/path_provider.dart';
+import 'package:shared_preferences/shared_preferences.dart';
 
 final dio = Dio();
+SharedPreferences? _prefs;
 
 Future<void> prepareJar() async {
   final Directory appDocDir = await getApplicationDocumentsDirectory();
@@ -14,3 +16,14 @@ Future<void> prepareJar() async {
   );
   dio.interceptors.add(CookieManager(jar));
 }
+
+Future<void> preparePrefs() async {
+  _prefs = await SharedPreferences.getInstance();
+}
+
+SharedPreferences get prefs {
+  if (_prefs == null) {
+    throw Exception('SharedPreferences not initialized');
+  }
+  return _prefs!;
+}

lib/home.dart

@@ -1,12 +1,26 @@
 import 'package:flutter/material.dart';
+import 'package:flutter/scheduler.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:go_router/go_router.dart';
+import 'globals.dart';
 
-class HomePage extends StatelessWidget {
+class HomePage extends HookWidget {
   const HomePage({Key? key}) : super(key: key);
 
   static const String routeName = '/';
 
   @override
   Widget build(BuildContext context) {
+    useEffect(() {
+      String? baseUrl = prefs.getString("baseUrl");
+      if (baseUrl == null) {
+        SchedulerBinding.instance.addPostFrameCallback((_) {
+          context.go("/set_server");
+        });
+        return;
+      }
+      return;
+    }, []);
     return const Scaffold(
       body: Center(
         child: Text('Hello World!'),

lib/main.dart

@@ -1,7 +1,9 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import 'globals.dart';
 import 'home.dart';
+import 'set_server.dart';
 
 final _router = GoRouter(
   routes: [
@@ -9,12 +11,17 @@ final _router = GoRouter(
       path: HomePage.routeName,
       builder: (context, state) => const HomePage(),
     ),
+    GoRoute(
+      path: SetServerPage.routeName,
+      builder: (context, state) => const SetServerPage(),
+    ),
   ],
 );
 
 
 void main() async {
-  await prepareJar();
+  if (!kIsWeb) await prepareJar();
+  await preparePrefs();
   runApp(const MainApp());
 }
 

lib/set_server.dart

@@ -0,0 +1,38 @@
+import 'package:flutter/material.dart';
+
+class SetServerPage extends StatefulWidget {
+  const SetServerPage({Key? key}) : super(key: key);
+
+  static const String routeName = '/set_server';
+
+  @override
+  State<SetServerPage> createState() => _SetServerPageState();
+}
+
+class _SetServerPageState extends State<SetServerPage> {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Center(
+          child: Column(
+        children: [
+          const Text('EH Downloader server url:'),
+          const TextField(
+            decoration: InputDecoration(
+              border: OutlineInputBorder(),
+              labelText: 'Server URL',
+            ),
+          ),
+          const Text('API path'),
+          TextField(
+            decoration: const InputDecoration(
+              border: OutlineInputBorder(),
+              labelText: 'API Path',
+            ),
+            controller: TextEditingController(text: "/api"),
+          ),
+        ],
+      )),
+    );
+  }
+}

pubspec.lock

@@ -230,6 +230,14 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_hooks:
+    dependency: "direct main"
+    description:
+      name: flutter_hooks
+      sha256: "9eab8fd7aa752c3c1c0a364f9825851d410eb935243411682f4b1b0a4c569d71"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.20.0"
   flutter_lints:
     dependency: "direct dev"
     description:

pubspec.yaml

@@ -11,6 +11,7 @@ dependencies:
   dio_cookie_manager: ^3.1.0+1
   flutter:
     sdk: flutter
+  flutter_hooks: ^0.20.0
   go_router: ^10.1.0
   json_annotation: ^4.8.1
   path_provider: ^2.1.0