basic auth0 integration

vidaia/android/app/build.gradle

@@ -48,6 +48,9 @@ android {
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
+        manifestPlaceholders += [
+                'appAuthRedirectScheme': 'com.auth0.vidaia'
+        ]
     }
 
     buildTypes {

vidaia/lib/main.dart

@@ -2,9 +2,8 @@ import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
 import 'package:get_it/get_it.dart';
 import 'package:google_fonts/google_fonts.dart';
-import 'package:vidaia/pages/home/home_page_loader.dart';
+import 'package:vidaia/pages/auth0_testing_page.dart';
 import 'package:vidaia/repositories/dataRepository.dart';
-import 'package:vidaia/pages/login_page.dart';
 
 GetIt getIt = GetIt.instance;
 
@@ -35,10 +34,14 @@ const primaryColorDark = Color(0xFF112823);
 const backgroundColor = Color(0xFFf8faf7);
 const backgroundColorDark = Color(0xFFebeeea);
 
-class MyApp extends StatelessWidget {
+class MyApp extends StatefulWidget {
   MyApp({Key? key}) : super(key: key);
 
-  // This widget is the root of your application.
+  @override
+  State<MyApp> createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> {
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
@@ -91,7 +94,7 @@ class MyApp extends StatelessWidget {
         ),
       ),
       darkTheme: ThemeData.dark(),
-      home: HomePage2(),
+      home: Auth0TestPage(),
     );
   }
 }

vidaia/lib/pages/auth0_testing_page.dart

@@ -0,0 +1,131 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_appauth/flutter_appauth.dart';
+import 'package:flutter_secure_storage/flutter_secure_storage.dart';
+import 'package:vidaia/pages/profile_testing.dart';
+import 'package:vidaia/utils/auth0.dart';
+
+import 'login_testing.dart';
+final FlutterAppAuth appAuth = FlutterAppAuth();
+final FlutterSecureStorage secureStorage = const FlutterSecureStorage();
+const AUTH0_DOMAIN = 'saynode.eu.auth0.com';
+const AUTH0_CLIENT_ID = 'NtesFp8kbFYekf05rleULMSdBS5hEWRN';
+
+const AUTH0_REDIRECT_URI = 'com.auth0.vidaia://login-callback';
+const AUTH0_ISSUER = 'https://$AUTH0_DOMAIN';
+
+class Auth0TestPage extends StatefulWidget {
+
+  Auth0TestPage();
+
+  @override
+  State<Auth0TestPage> createState() => _Auth0TestPageState();
+}
+
+class _Auth0TestPageState extends State<Auth0TestPage> {
+     bool isBusy = false;
+  bool isLoggedIn = false;
+  String errorMessage = '';
+  String? name;
+  String? picture;
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+        appBar: AppBar(
+          title: Text('Auth0 Test'),
+        ),
+        body: Center(
+          child: isBusy
+              ? CircularProgressIndicator()
+              : isLoggedIn
+                  ? Profile(logoutAction, name!, picture!)
+                  : Login(loginAction, errorMessage),
+        ),
+      );
+  }
+    Future<void> loginAction() async {
+    setState(() {
+      isBusy = true;
+      errorMessage = '';
+    });
+
+    try {
+      final AuthorizationTokenResponse? result =
+          await appAuth.authorizeAndExchangeCode(
+        AuthorizationTokenRequest(
+          AUTH0_CLIENT_ID,
+          AUTH0_REDIRECT_URI,
+          issuer: 'https://$AUTH0_DOMAIN',
+          scopes: ['openid', 'profile', 'offline_access'],
+          // promptValues: ['login']
+        ),
+      );
+
+      final idToken = parseIdToken(result!.idToken!);
+      final profile = await getUserDetails(result.accessToken!);
+
+      await secureStorage.write(
+          key: 'refresh_token', value: result.refreshToken);
+
+      setState(() {
+        isBusy = false;
+        isLoggedIn = true;
+        name = idToken['name'];
+        picture = profile['picture'];
+      });
+    } catch (e, s) {
+      print('login error: $e - stack: $s');
+
+      setState(() {
+        isBusy = false;
+        isLoggedIn = false;
+        errorMessage = e.toString();
+      });
+    }
+  }
+
+  void logoutAction() async {
+    await secureStorage.delete(key: 'refresh_token');
+    setState(() {
+      isLoggedIn = false;
+      isBusy = false;
+    });
+  }
+   @override
+  void initState() {
+    initAction();
+    super.initState();
+  }
+
+  void initAction() async {
+    final storedRefreshToken = await secureStorage.read(key: 'refresh_token');
+    if (storedRefreshToken == null) return;
+
+    setState(() {
+      isBusy = true;
+    });
+
+    try {
+      final response = await appAuth.token(TokenRequest(
+        AUTH0_CLIENT_ID,
+        AUTH0_REDIRECT_URI,
+        issuer: AUTH0_ISSUER,
+        refreshToken: storedRefreshToken,
+      ));
+
+      final idToken = parseIdToken(response!.idToken!);
+      final profile = await getUserDetails(response.accessToken!);
+
+      secureStorage.write(key: 'refresh_token', value: response.refreshToken);
+
+      setState(() {
+        isBusy = false;
+        isLoggedIn = true;
+        name = idToken['name'];
+        picture = profile['picture'];
+      });
+    } catch (e, s) {
+      print('error on refresh token: $e - stack: $s');
+      logoutAction();
+    }
+  }
+}

vidaia/lib/pages/login_page.dart

@@ -52,26 +52,30 @@ class LoginPage extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    return Container(
-      color: primaryColor,
-      child: FlutterLogin(
-        userType: LoginUserType.name,
-        logo: const AssetImage('assets/images/vidaia-live-sustainably.png'),
-        messages:
-            LoginMessages(userHint: 'Email', passwordHint: 'password'.tr()),
-        onLogin: _authUser,
-        onSignup: _signupUser,
-        onSubmitAnimationCompleted: () {
-          Navigator.push(
-            context,
-            MaterialPageRoute(builder: (context) => HomePage2()),
-          );
-          if (!mnemonicNoted) {
-            showMnemonicAlert(context);
-          }
-        },
-        onRecoverPassword: _recoverPassword,
-      ),
+    return Column(
+      children: [
+        Container(
+          color: primaryColor,
+          child: FlutterLogin(
+            userType: LoginUserType.name,
+            logo: const AssetImage('assets/images/vidaia-live-sustainably.png'),
+            messages:
+                LoginMessages(userHint: 'Email', passwordHint: 'password'.tr()),
+            onLogin: _authUser,
+            onSignup: _signupUser,
+            onSubmitAnimationCompleted: () {
+              Navigator.push(
+                context,
+                MaterialPageRoute(builder: (context) => HomePage2()),
+              );
+              if (!mnemonicNoted) {
+                showMnemonicAlert(context);
+              }
+            },
+            onRecoverPassword: _recoverPassword,
+          ),
+        ),
+      ],
     );
   }
 }

vidaia/lib/pages/login_testing.dart

@@ -0,0 +1,26 @@
+import 'package:flutter/material.dart';
+
+class Login extends StatelessWidget {
+  final loginAction;
+  final String loginError;
+
+  const Login(this.loginAction, this.loginError);
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: <Widget>[
+        ElevatedButton(
+          onPressed: () {
+            loginAction();
+          },
+          child: Text('Login'),
+        ),
+        Text(loginError),
+
+
+      ],
+    );
+  }
+}

vidaia/lib/pages/profile_testing.dart

@@ -0,0 +1,39 @@
+import 'package:flutter/material.dart';
+
+class Profile extends StatelessWidget {
+  final logoutAction;
+  final String name;
+  final String picture;
+
+  Profile(this.logoutAction, this.name, this.picture);
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      mainAxisAlignment: MainAxisAlignment.center,
+      children: <Widget>[
+        Container(
+          width: 150,
+          height: 150,
+          decoration: BoxDecoration(
+            border: Border.all(color: Colors.blue, width: 4.0),
+            shape: BoxShape.circle,
+            image: DecorationImage(
+              fit: BoxFit.fill,
+              image: NetworkImage(picture),
+            ),
+          ),
+        ),
+        SizedBox(height: 24.0),
+        Text('Name: $name'),
+        SizedBox(height: 48.0),
+        ElevatedButton(
+          onPressed: () {
+            logoutAction();
+          },
+          child: Text('Logout'),
+        ),
+      ],
+    );
+  }
+}

vidaia/lib/utils/auth0.dart

@@ -0,0 +1,25 @@
+import 'dart:convert';
+import 'package:http/http.dart' as http;
+import 'package:vidaia/pages/auth0_testing_page.dart';
+
+Map<String, dynamic> parseIdToken(String idToken) {
+  final parts = idToken.split(r'.');
+  assert(parts.length == 3);
+
+  return jsonDecode(
+      utf8.decode(base64Url.decode(base64Url.normalize(parts[1]))));
+}
+
+Future<Map<String, dynamic>> getUserDetails(String accessToken) async {
+    final url = Uri.parse('https://$AUTH0_DOMAIN/userinfo');
+    final response = await http.get(
+      url,
+      headers: {'Authorization': 'Bearer $accessToken'},
+    );
+
+    if (response.statusCode == 200) {
+      return jsonDecode(response.body);
+    } else {
+      throw Exception('Failed to get user details');
+    }
+  }

vidaia/lib/utils/globals.dart

@@ -15,6 +15,7 @@ Wallet? wallet;
 String? qrCode;
 
 bool mnemonicNoted = false;
+String token = '';
 
 
 //priv c337cf0b3c7c3e4b7f5480b985724e0f221120554459b5c247870d2789726089

vidaia/pubspec.lock

@@ -300,6 +300,20 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_appauth:
+    dependency: "direct main"
+    description:
+      name: flutter_appauth
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.4.2"
+  flutter_appauth_platform_interface:
+    dependency: transitive
+    description:
+      name: flutter_appauth_platform_interface
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.1.0"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -435,7 +449,7 @@ packages:
     source: hosted
     version: "0.15.0"
   http:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: http
       url: "https://pub.dartlang.org"

vidaia/pubspec.yaml

@@ -34,6 +34,7 @@ dependencies:
   easy_localization: ^3.0.0
   carousel_slider: ^4.0.0
   flutter_secure_storage: ^5.0.2
+  http: ^0.13.4
 
 
   # The following adds the Cupertino Icons font to your application.
@@ -55,6 +56,7 @@ dependencies:
   url_launcher: ^6.1.0
   contained_tab_bar_view: ^0.8.0
   mobile_scanner: ^1.0.0
+  flutter_appauth: ^2.4.2
 
 dev_dependencies:
   flutter_test: