Add auto_router and mock pages

lib/app_router.dart

@@ -0,0 +1,19 @@
+import 'package:flutter/material.dart';
+import 'package:auto_route/auto_route.dart';
+
+import 'pages/login.dart';
+import 'pages/home.dart';
+import 'pages/profile.dart';
+
+part 'app_router.gr.dart';
+
+@MaterialAutoRouter(
+  replaceInRouteName: 'Page,Route',
+  routes: <AutoRoute>[
+    AutoRoute(page: LoginPage, initial: true),
+    AutoRoute(page: HomePage),
+    AutoRoute(page: ProfilePage),
+  ],
+)
+// extend the generated private router
+class AppRouter extends _$AppRouter {}

lib/app_router.gr.dart

@@ -0,0 +1,91 @@
+// **************************************************************************
+// AutoRouteGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+// **************************************************************************
+// AutoRouteGenerator
+// **************************************************************************
+//
+// ignore_for_file: type=lint
+
+part of 'app_router.dart';
+
+class _$AppRouter extends RootStackRouter {
+  _$AppRouter([GlobalKey<NavigatorState>? navigatorKey]) : super(navigatorKey);
+
+  @override
+  final Map<String, PageFactory> pagesMap = {
+    LoginRoute.name: (routeData) {
+      return MaterialPageX<dynamic>(
+        routeData: routeData,
+        child: const LoginPage(),
+      );
+    },
+    HomeRoute.name: (routeData) {
+      return MaterialPageX<dynamic>(
+        routeData: routeData,
+        child: const HomePage(),
+      );
+    },
+    ProfileRoute.name: (routeData) {
+      return MaterialPageX<dynamic>(
+        routeData: routeData,
+        child: const ProfilePage(),
+      );
+    },
+  };
+
+  @override
+  List<RouteConfig> get routes => [
+        RouteConfig(
+          LoginRoute.name,
+          path: '/',
+        ),
+        RouteConfig(
+          HomeRoute.name,
+          path: '/home-page',
+        ),
+        RouteConfig(
+          ProfileRoute.name,
+          path: '/profile-page',
+        ),
+      ];
+}
+
+/// generated route for
+/// [LoginPage]
+class LoginRoute extends PageRouteInfo<void> {
+  const LoginRoute()
+      : super(
+          LoginRoute.name,
+          path: '/',
+        );
+
+  static const String name = 'LoginRoute';
+}
+
+/// generated route for
+/// [HomePage]
+class HomeRoute extends PageRouteInfo<void> {
+  const HomeRoute()
+      : super(
+          HomeRoute.name,
+          path: '/home-page',
+        );
+
+  static const String name = 'HomeRoute';
+}
+
+/// generated route for
+/// [ProfilePage]
+class ProfileRoute extends PageRouteInfo<void> {
+  const ProfileRoute()
+      : super(
+          ProfileRoute.name,
+          path: '/profile-page',
+        );
+
+  static const String name = 'ProfileRoute';
+}

lib/components/app_drawer.dart

@@ -0,0 +1,43 @@
+import 'package:auto_route/auto_route.dart';
+import 'package:flutter/material.dart';
+
+import '../app_router.dart';
+
+// statefull app drawer
+class AppDrawer extends StatefulWidget {
+  const AppDrawer({Key? key}) : super(key: key);
+
+  @override
+  State<AppDrawer> createState() => _AppDrawerState();
+}
+
+class _AppDrawerState extends State<AppDrawer> {
+  @override
+  Widget build(BuildContext context) {
+    return Drawer(
+      child: ListView(
+        padding: EdgeInsets.zero,
+        children: [
+          const DrawerHeader(
+            decoration: BoxDecoration(
+              color: Colors.green
+            ),
+            child: Text('Drawer Header'),
+          ),
+          ListTile(
+            title: const Text('Home'),
+            onTap: () {
+              context.router.push(const HomeRoute());
+            },
+          ),
+          ListTile(
+            title: const Text('Profile'),
+            onTap: () {
+              context.router.push(const ProfileRoute());
+            },
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/injection.dart

@@ -6,8 +6,8 @@ import 'injection.config.dart';
 final getIt = GetIt.instance;
 
 @InjectableInit(
-  initializerName: r'$initGetIt', // default
-  preferRelativeImports: true, // default
-  asExtension: false, // default
+  initializerName: r'$initGetIt',
+  preferRelativeImports: true,
+  asExtension: false,
 )
 void configureDependencies() => $initGetIt(getIt);

lib/main.dart

@@ -1,118 +1,23 @@
 import 'package:flutter/material.dart';
 
 import 'injection.dart';
+import 'app_router.dart';
 
 void main() {
   configureDependencies();
-  runApp(const MyApp());
+  runApp(MyApp());
 }
 
 class MyApp extends StatelessWidget {
-  const MyApp({super.key});
+  MyApp({super.key});
 
-  // This widget is the root of your application.
-  @override
-  Widget build(BuildContext context) {
-    return MaterialApp(
-      title: 'Flutter Demo',
-      theme: ThemeData(
-        // This is the theme of your application.
-        //
-        // Try running your application with "flutter run". You'll see the
-        // application has a blue toolbar. Then, without quitting the app, try
-        // changing the primarySwatch below to Colors.green and then invoke
-        // "hot reload" (press "r" in the console where you ran "flutter run",
-        // or simply save your changes to "hot reload" in a Flutter IDE).
-        // Notice that the counter didn't reset back to zero; the application
-        // is not restarted.
-        primarySwatch: Colors.blue,
-      ),
-      home: const MyHomePage(title: 'Flutter Demo Home Page'),
-    );
-  }
-}
-
-class MyHomePage extends StatefulWidget {
-  const MyHomePage({super.key, required this.title});
-
-  // This widget is the home page of your application. It is stateful, meaning
-  // that it has a State object (defined below) that contains fields that affect
-  // how it looks.
-
-  // This class is the configuration for the state. It holds the values (in this
-  // case the title) provided by the parent (in this case the App widget) and
-  // used by the build method of the State. Fields in a Widget subclass are
-  // always marked "final".
-
-  final String title;
-
-  @override
-  State<MyHomePage> createState() => _MyHomePageState();
-}
-
-class _MyHomePageState extends State<MyHomePage> {
-  int _counter = 0;
-
-  void _incrementCounter() {
-    setState(() {
-      // This call to setState tells the Flutter framework that something has
-      // changed in this State, which causes it to rerun the build method below
-      // so that the display can reflect the updated values. If we changed
-      // _counter without calling setState(), then the build method would not be
-      // called again, and so nothing would appear to happen.
-      _counter++;
-    });
-  }
+  final _appRouter = AppRouter();
 
   @override
-  Widget build(BuildContext context) {
-    // This method is rerun every time setState is called, for instance as done
-    // by the _incrementCounter method above.
-    //
-    // The Flutter framework has been optimized to make rerunning build methods
-    // fast, so that you can just rebuild anything that needs updating rather
-    // than having to individually change instances of widgets.
-    return Scaffold(
-      appBar: AppBar(
-        // Here we take the value from the MyHomePage object that was created by
-        // the App.build method, and use it to set our appbar title.
-        title: Text(widget.title),
-      ),
-      body: Center(
-        // Center is a layout widget. It takes a single child and positions it
-        // in the middle of the parent.
-        child: Column(
-          // Column is also a layout widget. It takes a list of children and
-          // arranges them vertically. By default, it sizes itself to fit its
-          // children horizontally, and tries to be as tall as its parent.
-          //
-          // Invoke "debug painting" (press "p" in the console, choose the
-          // "Toggle Debug Paint" action from the Flutter Inspector in Android
-          // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
-          // to see the wireframe for each widget.
-          //
-          // Column has various properties to control how it sizes itself and
-          // how it positions its children. Here we use mainAxisAlignment to
-          // center the children vertically; the main axis here is the vertical
-          // axis because Columns are vertical (the cross axis would be
-          // horizontal).
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            const Text(
-              'You have pushed the button this many times:',
-            ),
-            Text(
-              '$_counter',
-              style: Theme.of(context).textTheme.headlineMedium,
-            ),
-          ],
-        ),
-      ),
-      floatingActionButton: FloatingActionButton(
-        onPressed: _incrementCounter,
-        tooltip: 'Increment',
-        child: const Icon(Icons.add),
-      ), // This trailing comma makes auto-formatting nicer for build methods.
+  Widget build(BuildContext context){
+    return MaterialApp.router(
+      routerDelegate: _appRouter.delegate(),
+      routeInformationParser: _appRouter.defaultRouteParser(),
     );
   }
 }

lib/pages/home.dart

@@ -0,0 +1,50 @@
+import 'package:flutter/material.dart';
+
+import '../components/app_drawer.dart';
+
+class HomePage extends StatefulWidget {
+  const HomePage({Key? key}) : super(key: key);
+
+  @override
+  State<HomePage> createState() => _HomePageState();
+}
+
+class _HomePageState extends State<HomePage> {
+  void showAlert(String message) {
+    showDialog(
+      context: context,
+      builder: (BuildContext context) {
+        return AlertDialog(
+          title: const Text('Alert'),
+          content: Text(message),
+          actions: [
+            TextButton(
+              onPressed: () {
+                Navigator.of(context).pop();
+              },
+              child: Text('OK')
+            ),
+          ],
+        );
+      },
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Home'),
+      ),
+      drawer: const AppDrawer(),
+      body: Center(
+        child: ElevatedButton(
+          onPressed: () {
+            showAlert('You are in the home screen!');
+          },
+          child: const Text('Hello!'),
+        )
+      ),
+    );
+  }
+}