aggiunto schermate login e register

ios/firebase_app_id_file.json

@@ -1,7 +1,7 @@
 {
   "file_generated_by": "FlutterFire CLI",
   "purpose": "FirebaseAppID & ProjectID for this Firebase app in this directory",
-  "GOOGLE_APP_ID": "1:164857321043:ios:b497e5d24254d60e1ad8a6",
-  "FIREBASE_PROJECT_ID": "progetto-m335",
-  "GCM_SENDER_ID": "164857321043"
+  "GOOGLE_APP_ID": "1:23966937248:ios:d7915a6ac5618efeb599c5",
+  "FIREBASE_PROJECT_ID": "m-335-3d14b",
+  "GCM_SENDER_ID": "23966937248"
 }

lib/firebase_options.dart

@@ -0,0 +1,68 @@
+// File generated by FlutterFire CLI.
+// ignore_for_file: lines_longer_than_80_chars, avoid_classes_with_only_static_members
+import 'package:firebase_core/firebase_core.dart' show FirebaseOptions;
+import 'package:flutter/foundation.dart'
+    show defaultTargetPlatform, kIsWeb, TargetPlatform;
+
+/// Default [FirebaseOptions] for use with your Firebase apps.
+///
+/// Example:
+/// ```dart
+/// import 'firebase_options.dart';
+/// // ...
+/// await Firebase.initializeApp(
+///   options: DefaultFirebaseOptions.currentPlatform,
+/// );
+/// ```
+class DefaultFirebaseOptions {
+  static FirebaseOptions get currentPlatform {
+    if (kIsWeb) {
+      throw UnsupportedError(
+        'DefaultFirebaseOptions have not been configured for web - '
+        'you can reconfigure this by running the FlutterFire CLI again.',
+      );
+    }
+    switch (defaultTargetPlatform) {
+      case TargetPlatform.android:
+        return android;
+      case TargetPlatform.iOS:
+        return ios;
+      case TargetPlatform.macOS:
+        throw UnsupportedError(
+          'DefaultFirebaseOptions have not been configured for macos - '
+          'you can reconfigure this by running the FlutterFire CLI again.',
+        );
+      case TargetPlatform.windows:
+        throw UnsupportedError(
+          'DefaultFirebaseOptions have not been configured for windows - '
+          'you can reconfigure this by running the FlutterFire CLI again.',
+        );
+      case TargetPlatform.linux:
+        throw UnsupportedError(
+          'DefaultFirebaseOptions have not been configured for linux - '
+          'you can reconfigure this by running the FlutterFire CLI again.',
+        );
+      default:
+        throw UnsupportedError(
+          'DefaultFirebaseOptions are not supported for this platform.',
+        );
+    }
+  }
+
+  static const FirebaseOptions android = FirebaseOptions(
+    apiKey: 'AIzaSyA5Mz_Az4vCKnFl_qJwiQ07cJzXSYDAqmw',
+    appId: '1:23966937248:android:9694d7a3e940cff3b599c5',
+    messagingSenderId: '23966937248',
+    projectId: 'm-335-3d14b',
+    storageBucket: 'm-335-3d14b.appspot.com',
+  );
+
+  static const FirebaseOptions ios = FirebaseOptions(
+    apiKey: 'AIzaSyDEJpIubqU-jFzjLP2s8S01B3Gh6W0eNgM',
+    appId: '1:23966937248:ios:d7915a6ac5618efeb599c5',
+    messagingSenderId: '23966937248',
+    projectId: 'm-335-3d14b',
+    storageBucket: 'm-335-3d14b.appspot.com',
+    iosBundleId: 'ch.ameti.progettoM335Flutter',
+  );
+}

lib/main.dart

@@ -1,6 +1,15 @@
+import 'package:firebase_core/firebase_core.dart';
+import 'firebase_options.dart';
+
 import 'package:flutter/material.dart';
 import 'myApp.dart';
 
-void main() {
+void main() async {
+
+  WidgetsFlutterBinding.ensureInitialized();
+  await Firebase.initializeApp(
+    options: DefaultFirebaseOptions.currentPlatform,
+  );
+
   runApp(MyApp());
 }

lib/myApp.dart

@@ -4,13 +4,13 @@ import 'navigation.dart';
 class MyApp extends StatelessWidget {
   const MyApp({ Key? key }) : super(key: key);
 
+
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
       title: 'My App',
       theme: ThemeData(
-        useMaterial3: true,
-        primaryColor: Colors.red,
+        useMaterial3: true
       ),
       home: Navigation()
     );

lib/navigation.dart

@@ -1,8 +1,13 @@
+import 'package:firebase_auth/firebase_auth.dart';
 import 'package:flutter/material.dart';
+import 'package:progetto_m335_flutter/pages/LoginView.dart';
+import 'package:progetto_m335_flutter/pages/RegisterView.dart';
 import 'pages/TodayView.dart';
 import 'pages/InboxView.dart';
 import 'pages/NotesView.dart';
 
+
+
 class Navigation extends StatefulWidget {
   const Navigation({super.key});
 
@@ -12,12 +17,15 @@ class Navigation extends StatefulWidget {
 
 class _NavigationState extends State<Navigation> {
 
-  int _selectedIndex = 0;
+  int _selectedIndex = 1;
   static const List<Widget> _widgetOptions = <Widget>[
+    LoginView(),
+    RegisterView(),
     TodayView(),
     InboxView(),
     NotesView(),
   ];
+  FirebaseAuth auth = FirebaseAuth.instance;
 
   void _onItemTapped(int index) {
     setState(() {
@@ -25,6 +33,20 @@ class _NavigationState extends State<Navigation> {
     });
   }
 
+  @override
+  void initState() {
+    FirebaseAuth.instance
+        .authStateChanges()
+        .listen((User? user) {
+      if (user == null) {
+        print('User is currently signed out!');
+      } else {
+        print('User is signed in!');
+      }
+    });
+    super.initState();
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -34,6 +56,8 @@ class _NavigationState extends State<Navigation> {
       body: Center(child: _widgetOptions.elementAt(_selectedIndex)),
       bottomNavigationBar: BottomNavigationBar(
         items: const <BottomNavigationBarItem>[
+          BottomNavigationBarItem(icon: Icon(Icons.login), label: "Login"),
+          BottomNavigationBarItem(icon: Icon(Icons.app_registration), label: "Register"),
           BottomNavigationBarItem(
               icon: Icon(Icons.calendar_today), label: "today"),
           BottomNavigationBarItem(icon: Icon(Icons.inbox), label: "Inbox"),
@@ -41,6 +65,7 @@ class _NavigationState extends State<Navigation> {
         ],
         currentIndex: _selectedIndex,
         onTap: _onItemTapped,
+        type: BottomNavigationBarType.fixed,
       ),
     );
   }

lib/pages/LoginView.dart

@@ -0,0 +1,45 @@
+import 'package:firebase_auth/firebase_auth.dart';
+import 'package:flutter/material.dart';
+import 'package:google_sign_in/google_sign_in.dart';
+
+class LoginView extends StatefulWidget {
+  const LoginView({super.key});
+
+  @override
+  State<LoginView> createState() => _LoginViewState();
+}
+
+class _LoginViewState extends State<LoginView> {
+
+  Future<UserCredential> signInWithGoogle() async {
+    // Trigger the authentication flow
+    final GoogleSignInAccount? googleUser = await GoogleSignIn().signIn();
+
+    // Obtain the auth details from the request
+    final GoogleSignInAuthentication? googleAuth = await googleUser?.authentication;
+
+    // Create a new credential
+    final credential = GoogleAuthProvider.credential(
+      accessToken: googleAuth?.accessToken,
+      idToken: googleAuth?.idToken,
+    );
+
+    // Once signed in, return the UserCredential
+    return await FirebaseAuth.instance.signInWithCredential(credential);
+  }
+
+  @override
+  void initState() {
+    signInWithGoogle().then((value) => print(value));
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+        body: Center(
+            child: Icon(Icons.login)
+        )
+    );
+  }
+}

lib/pages/RegisterView.dart

@@ -0,0 +1,186 @@
+import 'package:firebase_auth/firebase_auth.dart';
+import 'package:flutter/material.dart';
+import 'package:form_field_validator/form_field_validator.dart';
+import 'package:flutter/foundation.dart';
+import 'package:progetto_m335_flutter/pages/LoginView.dart';
+
+class RegisterView extends StatefulWidget {
+  const RegisterView({Key? key}) : super(key: key);
+
+  @override
+  State<RegisterView> createState() => _RegisterViewState();
+}
+
+class _RegisterViewState extends State<RegisterView> {
+  String email = '';
+  String password = '';
+  bool showPassword = false;
+  Color buttonColor = Colors.blue[200]!;
+
+  void register() async {
+    print("$email $password");
+    if (_formkey.currentState!.validate()) {
+      try {
+        final credential =
+            await FirebaseAuth.instance.createUserWithEmailAndPassword(
+          email: email,
+          password: password,
+        );
+      } on FirebaseAuthException catch (e) {
+        if (e.code == 'weak-password') {
+          print('The password provided is too weak.');
+        } else if (e.code == 'email-already-in-use') {
+          print('The account already exists for that email.');
+        }
+      } catch (e) {
+        print(e);
+      }
+    }
+  }
+
+  Map userData = {};
+  final _formkey = GlobalKey<FormState>();
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+        appBar: AppBar(
+          title: Text('Register'),
+        ),
+        body: SingleChildScrollView(
+          child: Padding(
+            padding: const EdgeInsets.all(12.0),
+            child: Form(
+                key: _formkey,
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: <Widget>[
+                    Padding(
+                      padding: const EdgeInsets.all(8.0),
+                      child: TextFormField(
+                        onChanged: (val) {
+                          setState(() {
+                            email = val;
+                            if (password.length > 6 && _formkey.currentState!.validate()) {
+                              buttonColor = Colors.blue[400]!;
+                            } else {
+                              buttonColor = Colors.blue[200]!;
+                            }
+                          });
+                        },
+                        validator: MultiValidator([
+                          RequiredValidator(errorText: 'Enter email address'),
+                          EmailValidator(
+                              errorText: 'Please correct email filled'),
+                        ]),
+                        decoration: const InputDecoration(
+                            hintText: 'Email',
+                            labelText: 'Email',
+                            prefixIcon: Icon(
+                              Icons.email,
+                              color: Colors.grey,
+                            ),
+                            errorStyle: TextStyle(fontSize: 18.0),
+                            border: OutlineInputBorder(
+                                borderSide: BorderSide(color: Colors.red),
+                                borderRadius:
+                                    BorderRadius.all(Radius.circular(9.0)))),
+                      ),
+                    ),
+                    Padding(
+                        padding: const EdgeInsets.all(8.0),
+                        child: TextFormField(
+                          obscureText: !showPassword,
+                          onChanged: (val) {
+                            setState(() {
+                              password = val;
+                              if (password.length > 6 && _formkey.currentState!.validate()) {
+                                buttonColor = Colors.blue[400]!;
+                              } else {
+                                buttonColor = Colors.blue[200]!;
+                              }
+                            });
+                          },
+                          validator: MultiValidator([
+                            RequiredValidator(errorText: 'Enter a password'),
+                            PatternValidator(
+                                r'^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{6,}$',
+                                errorText: 'enter a valid password'),
+                          ]),
+                          decoration: InputDecoration(
+                              hintText: 'Password',
+                              labelText: 'Password',
+                              prefixIcon: const Icon(
+                                Icons.key,
+                                color: Colors.grey,
+                              ),
+                              suffixIcon: Padding(
+                                padding: const EdgeInsets.only(right: 20.0),
+                                child: IconButton(
+                                    icon: Icon(
+                                      showPassword
+                                          ? Icons.visibility_off
+                                          : Icons.visibility,
+                                      color: Colors.grey,
+                                    ),
+                                    onPressed: () {
+                                      setState(() {
+                                        showPassword = !showPassword;
+                                      });
+                                    }),
+                              ),
+                              errorStyle: const TextStyle(fontSize: 18.0),
+                              border: const OutlineInputBorder(
+                                  borderSide: BorderSide(color: Colors.red),
+                                  borderRadius:
+                                      BorderRadius.all(Radius.circular(9.0)))),
+                        )),
+                    Center(
+                        child: Padding(
+                      padding: const EdgeInsets.all(18.0),
+                      child: SizedBox(
+                        // margin: EdgeInsets.fromLTRB(200, 20, 50, 0),
+                        width: MediaQuery.of(context).size.width,
+
+                        height: 50,
+                        // margin: EdgeInsets.fromLTRB(200, 20, 50, 0),
+                        child: ElevatedButton(
+                          style: ElevatedButton.styleFrom(
+                            backgroundColor: buttonColor,
+                            shape: RoundedRectangleBorder(
+                              borderRadius: BorderRadius.circular(10),
+                            ),
+                          ),
+                          child: const Text(
+                            'Register',
+                            style: TextStyle(color: Colors.white, fontSize: 22),
+                          ),
+                          onPressed: () {
+                            register();
+                          },
+                        ),
+                      ),
+                    )),
+                    Center(
+                      child: Padding(
+                        padding: const EdgeInsets.only(top: 20),
+                        child: Center(
+                          child: TextButton(
+                            child: const Text('Already have an account? Login'),
+                            onPressed: () {
+                              Navigator.push(
+                                context,
+                                MaterialPageRoute(
+                                    builder: (context) => const LoginView()),
+                              );
+                            },
+                          ),
+                        ),
+                      ),
+                    ),
+                  ],
+                )),
+          ),
+        ));
+  }
+}

pubspec.yaml

@@ -31,12 +31,16 @@ dependencies:
   flutter:
     sdk: flutter
 
+  google_sign_in: ^6.1.5
+
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
   firebase_core: ^2.16.0
   url_launcher: ^6.1.14
+  firebase_auth: ^4.10.0
+  form_field_validator: ^1.1.0
 
 dev_dependencies:
   flutter_test: