Add GoRouter and do a lot of renaming.

lib/chess/chess_board.dart

@@ -4,7 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:mchess/chess_bloc/chess_bloc.dart';
 
 import 'chess_square.dart';
-import 'chess_utils.dart';
+import '../utils/chess_utils.dart';
 
 class ChessBoard extends StatelessWidget {
   final ChessBoardState bState;

lib/chess/chess_square.dart

@@ -4,7 +4,7 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:mchess/chess_bloc/chess_bloc.dart';
 
 import '../connection/ws_connection.dart';
-import 'chess_utils.dart';
+import '../utils/chess_utils.dart';
 
 int messageIndex = 0;
 

lib/chess/turn_indicator_widget.dart

@@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:mchess/chess_bloc/chess_bloc.dart';
 
-import 'chess_utils.dart';
+import '../utils/chess_utils.dart';
 
 class TurnIndicator extends StatelessWidget {
   const TurnIndicator({super.key});

lib/chess_bloc/chess_bloc.dart

@@ -1,6 +1,6 @@
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:mchess/chess_bloc/chess_events.dart';
-import 'package:mchess/chessapp/chess_utils.dart';
+import 'package:mchess/utils/chess_utils.dart';
 import 'dart:developer';
 
 class ChessBloc extends Bloc<ChessEvent, ChessBoardState> {

lib/chess_bloc/chess_events.dart

@@ -1,4 +1,4 @@
-import 'package:mchess/chessapp/chess_utils.dart';
+import 'package:mchess/utils/chess_utils.dart';
 
 abstract class ChessEvent {}
 

lib/connection/ws_connection.dart

@@ -4,7 +4,7 @@ import 'dart:io';
 import 'package:flutter/foundation.dart';
 import 'package:mchess/chess_bloc/chess_bloc.dart';
 import 'package:mchess/chess_bloc/chess_events.dart';
-import 'package:mchess/chessapp/chess_utils.dart';
+import 'package:mchess/utils/chess_utils.dart';
 import 'package:web_socket_channel/web_socket_channel.dart';
 
 class ServerConnection {

lib/main.dart

@@ -1,6 +1,17 @@
 import 'package:flutter/material.dart';
-import 'chessapp/chess_app.dart';
+import 'package:mchess/utils/chess_router.dart';
 
 void main() {
-  runApp(const ChessApp());
+  runApp(const MyApp());
+}
+
+class MyApp extends StatelessWidget {
+  const MyApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp.router(
+      routerConfig: router,
+    );
+  }
 }

lib/pages/chess_app.dart

@@ -3,12 +3,12 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:mchess/chess_bloc/chess_bloc.dart';
 
-import 'package:mchess/chessapp/chess_board.dart';
+import 'package:mchess/chess/chess_board.dart';
-import 'package:mchess/chessapp/turn_indicator_widget.dart';
+import 'package:mchess/chess/turn_indicator_widget.dart';
 import 'package:mchess/connection_cubit/connection_cubit.dart';
 
-import '../connection/ws_connection.dart';
+import 'package:mchess/connection/ws_connection.dart';
-import '../utils/widgets/server_log_widget.dart';
+import 'package:mchess/utils/widgets/server_log_widget.dart';
 
 class ChessApp extends StatelessWidget {
   const ChessApp({super.key});

lib/pages/lobby_selector.dart

@@ -0,0 +1,19 @@
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+
+class LobbySelector extends StatelessWidget {
+  const LobbySelector({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      home: Scaffold(
+          body: TextButton(
+        onPressed: () {
+          context.go("/play");
+        },
+        child: const Text('Random lobby'),
+      )),
+    );
+  }
+}

lib/utils/chess_router.dart

@@ -0,0 +1,16 @@
+import 'package:go_router/go_router.dart';
+import 'package:mchess/pages/chess_app.dart';
+import 'package:mchess/pages/lobby_selector.dart';
+
+final router = GoRouter(
+  routes: [
+    GoRoute(
+      path: '/',
+      builder: (context, state) => const LobbySelector(),
+    ),
+    GoRoute(
+      path: '/play',
+      builder: (context, state) => const ChessApp(),
+    )
+  ],
+);

pubspec.lock

@@ -107,14 +107,27 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  go_router:
+    dependency: "direct main"
+    description:
+      name: go_router
+      sha256: "788a89932142b0059c319e3153e73308e0fc8bbab78e9a66b0128423090c4e01"
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.0.0"
   js:
     dependency: transitive
     description:
       name: js
-      sha256: "5528c2f391ededb7775ec1daa69e65a2d61276f7552de2b5f7b8d34ee9fd4ab7"
+      sha256: "323b7c70073cccf6b9b8d8b334be418a3293cfb612a560dc2737160a37bf61bd"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.5"
+    version: "0.6.6"
   lints:
     dependency: transitive
     description:
@@ -123,14 +136,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.0.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      sha256: c0bbfe94d46aedf9b8b3e695cf3bd48c8e14b35e3b2c639e0aa7755d589ba946
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "16db949ceee371e9b99d22f88fa3a73c4e59fd0afed0bd25fc336eb76c198b72"
+      sha256: c94db23593b89766cda57aab9ac311e3616cf87c6fa4e9749df032f66f30dcb8
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.13"
+    version: "0.12.14"
   material_color_utilities:
     dependency: transitive
     description:
@@ -252,10 +273,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: ad540f65f92caa91bf21dfc8ffb8c589d6e4dc0c2267818b4cc2792857706206
+      sha256: c9282698e2982b6c3817037554e52f99d4daba493e8028f8112a83d68ccd0b12
       url: "https://pub.dev"
     source: hosted
-    version: "0.4.16"
+    version: "0.4.17"
   typed_data:
     dependency: transitive
     description:
@@ -290,4 +311,4 @@ packages:
     version: "6.2.2"
 sdks:
   dart: ">=2.19.0-392.0.dev <4.0.0"
-  flutter: ">=2.11.0-0.1.pre"
+  flutter: ">=3.3.0"

pubspec.yaml

@@ -39,6 +39,7 @@ dependencies:
   flutter_bloc: ^8.1.1
   quiver: ^3.1.0
   web_socket_channel: ^2.2.0
+  go_router: ^6.0.0
 
 dev_dependencies:
   flutter_test:

test/widget_test.dart

@@ -7,7 +7,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:mchess/chessapp/chess_app.dart';
+import 'package:mchess/pages/chess_app.dart';
 
 void main() {
   testWidgets('Counter increments smoke test', (WidgetTester tester) async {