From e6a126d1cbd443f5fdcb0f9fadd0cd111f2964a1 Mon Sep 17 00:00:00 2001
From: Francesco Romeo <f.romeo.f@gmail.com>
Date: Fri, 20 May 2022 10:53:01 +0200
Subject: [PATCH] login / logout working, account still has to be saved and
 used locally

---
 vidaia/lib/pages/login_page.dart      | 22 ++++++++++++++++++-
 vidaia/lib/services/auth_service.dart | 31 ++++++++++++++++++++++++++-
 vidaia/lib/utils/constants.dart       |  3 ++-
 vidaia/lib/widgets/vidaia_drawer.dart | 10 +++++----
 4 files changed, 59 insertions(+), 7 deletions(-)

diff --git a/vidaia/lib/pages/login_page.dart b/vidaia/lib/pages/login_page.dart
index 6516ed7..e34bd85 100644
--- a/vidaia/lib/pages/login_page.dart
+++ b/vidaia/lib/pages/login_page.dart
@@ -3,6 +3,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_login/flutter_login.dart';
 import 'package:vidaia/main.dart';
 import 'package:vidaia/pages/home/home_page_loader.dart';
+import 'package:vidaia/utils/constants.dart';
 import 'package:vidaia/utils/globals.dart';
 import 'package:vidaia/utils/wallet.dart';
 import 'package:vidaia/services/auth_service.dart';
@@ -103,7 +104,26 @@ class _LoginPageState extends State<LoginPage> {
               child: const Text('Auth0 Login | Register'),
             )
           else
-            Text('Welcome $name'),
+            Expanded(
+              child: Center(
+                  child: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                crossAxisAlignment: CrossAxisAlignment.center,
+                children: [
+                  Text(
+                    'Welcome $name',
+                    textAlign: TextAlign.center,
+                    style: const TextStyle(
+                        color: TEXT_WHITE, decoration: TextDecoration.none),
+                  ),
+                  const Icon(
+                    Icons.done,
+                    color: PRIMARY_LIGHT,
+                    size: 130.0,
+                  ),
+                ],
+              )),
+            ),
         ],
       ),
     );
diff --git a/vidaia/lib/services/auth_service.dart b/vidaia/lib/services/auth_service.dart
index 3727d27..f2b9112 100644
--- a/vidaia/lib/services/auth_service.dart
+++ b/vidaia/lib/services/auth_service.dart
@@ -1,4 +1,5 @@
 import 'dart:convert';
+import 'package:flutter/foundation.dart';
 import 'package:http/http.dart' as http;
 import 'package:flutter/services.dart';
 import 'package:flutter_appauth/flutter_appauth.dart';
@@ -44,13 +45,41 @@ class AuthService {
     }
   }
 
+  Future<String> logout() async {
+    await secureStorage.delete(key: REFRESH_TOKEN_KEY);
+    final url = Uri.https(
+      AUTH0_DOMAIN,
+      '/v2/logout',
+      {
+        'client_id': AUTH0_CLIENT_ID,
+        'federated': '',
+        // 'returnTo': 'YOUR_RETURN_LOGOUT_URL'
+      },
+    );
+
+    debugPrint('logout url: ' + url.toString());
+
+    final response = await http.get(
+      url,
+      headers: {'Authorization': 'Bearer $auth0AccessToken'},
+    );
+
+    debugPrint(
+        'logout: ${response.request} ${response.statusCode} ${response.body}');
+
+    return 'logout: ${response.request} ${response.statusCode} ${response.body}';
+  }
+
   Future<String> login() async {
     try {
       final authorizationTokenRequest = AuthorizationTokenRequest(
         AUTH0_CLIENT_ID,
         AUTH0_REDIRECT_URI,
         issuer: AUTH0_ISSUER,
-        scopes: ['openid', 'profile', 'offline_access', 'email'],
+        scopes: ['openid', 'profile', 'email'], // offline_access
+        promptValues: ['login'],
+
+        /// possible values login, none, consent, select_account
       );
 
       final AuthorizationTokenResponse? result =
diff --git a/vidaia/lib/utils/constants.dart b/vidaia/lib/utils/constants.dart
index 30be867..0607fc7 100644
--- a/vidaia/lib/utils/constants.dart
+++ b/vidaia/lib/utils/constants.dart
@@ -4,7 +4,6 @@ const Color PRIMARY = Color(0xff0b2b2d);
 const Color PRIMARY_LIGHT = Color(0xff6c9772);
 const Color PRIMARY_DARK = Color(0xff112823);
 
-
 const Color BUTTON = Color(0xffffb900);
 const Color CLICKED = Color(0xffd19000);
 
@@ -13,3 +12,5 @@ const Color SPEND = Color.fromARGB(255, 245, 124, 102);
 const Color BACKGROUND = Color(0xfff8faf7);
 const Color BACKGROUND_SHADE = Color(0xffebeeea);
 const Color SECONDARY = Color.fromARGB(255, 197, 197, 197);
+
+const Color TEXT_WHITE = Color(0xfff8faf7);
diff --git a/vidaia/lib/widgets/vidaia_drawer.dart b/vidaia/lib/widgets/vidaia_drawer.dart
index dab8f1e..c171665 100644
--- a/vidaia/lib/widgets/vidaia_drawer.dart
+++ b/vidaia/lib/widgets/vidaia_drawer.dart
@@ -5,6 +5,7 @@ import 'package:vidaia/pages/home/home_page_loader.dart';
 import 'package:vidaia/pages/login_page.dart';
 import 'package:vidaia/pages/settings_page.dart';
 import 'package:vidaia/repositories/dataRepository.dart';
+import 'package:vidaia/services/auth_service.dart';
 import 'package:vidaia/utils/constants.dart';
 
 class VidaiaDrawer extends StatelessWidget {
@@ -153,10 +154,11 @@ class VidaiaDrawer extends StatelessWidget {
                   'Logout',
                   style: Theme.of(context).textTheme.subtitle1,
                 ),
-                onTap: () => {
-                      Navigator.push(context,
-                          MaterialPageRoute(builder: (context) => LoginPage()))
-                    }),
+                onTap: () async {
+                  await AuthService.instance.logout();
+                  Navigator.push(context,
+                      MaterialPageRoute(builder: (context) => LoginPage()));
+                }),
           ),
         ]),
       ),