Add menu with first empty game

android/gradle.properties

 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=0.0.2
-app.versionCode=2
+app.versionName=0.0.3
+app.versionCode=3

lib/game_pick_word.dart

+import 'dart:math';
+
+import 'package:flutter/material.dart';
+
+class GamePickWordPage extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        elevation: 0,
+      ),
+      backgroundColor: Colors.blue,
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.spaceEvenly,
+          crossAxisAlignment: CrossAxisAlignment.center,
+          mainAxisSize: MainAxisSize.max,
+          children: <Widget>[
+            FlatButton(
+              color: Colors.yellow,
+              padding: EdgeInsets.all(15),
+              child: Text(
+                '...',
+                style: Theme.of(context)
+                    .textTheme
+                    .display1
+                    .copyWith(color: Colors.black),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/home_page.dart

+import 'dart:math';
+
+import 'package:flutter/material.dart';
+
+class HomePage extends StatelessWidget {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: Colors.blue,
+      body: Center(
+        child: Column(
+          mainAxisAlignment: MainAxisAlignment.spaceEvenly,
+          crossAxisAlignment: CrossAxisAlignment.center,
+          mainAxisSize: MainAxisSize.max,
+          children: <Widget>[
+            FlatButton(
+              color: Colors.green,
+              padding: EdgeInsets.all(15),
+              child: Text(
+                '🧑',
+                style: Theme.of(context)
+                    .textTheme
+                    .display1
+                    .copyWith(color: Colors.white),
+              ),
+              onPressed: () {
+                Navigator.pushNamed(
+                  context,
+                  '/game-pick-word',
+                );
+              },
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/main.dart

 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:wordguessing/home_page.dart';
+import 'package:wordguessing/game_pick_word.dart';
 
 void main() {
-  runApp(MyApp());
+  WidgetsFlutterBinding.ensureInitialized();
+  SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp])
+      .then((value) => runApp(MyApp()));
 }
 
 class MyApp extends StatelessWidget {
@@ -12,44 +17,24 @@ class MyApp extends StatelessWidget {
       theme: ThemeData(
         primarySwatch: Colors.blue,
       ),
-      home: MyHomePage(title: 'Jeux de mots et lettres'),
+      home: HomePage(),
+      onGenerateRoute: (settings) {
+        final args = settings.arguments as Map<String, dynamic>;
+
+        switch(settings.name) {
+          case '/game-pick-word': {
+            return MaterialPageRoute(
+              builder: (context) => GamePickWordPage(),
             );
           }
-}
-
-class MyHomePage extends StatefulWidget {
-  MyHomePage({Key key, this.title}) : super(key: key);
-
-  final String title;
+          break;
 
-  @override
-  _MyHomePageState createState() => _MyHomePageState();
+          default: { print("Unknown menu entry"); }
+          break;
         }
 
-class _MyHomePageState extends State<MyHomePage> {
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(
-        title: Text(widget.title),
-      ),
-      body: Center(
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            Column(
-              mainAxisAlignment: MainAxisAlignment.center,
-              children: <Widget>[
-                Text(
-                  '...',
-                  style: Theme.of(context).textTheme.headline2,
-                ),
-              ],
-            ),
-          ],
-        ),
-      ),
+        return null;
+      },
     );
   }
 }