ft/adds persistent app state up to mail verification

frontend/app/lib/main.dart

@@ -1,9 +1,6 @@
 import 'package:app/model/services/auth_service.dart';
 import 'package:app/model/services/storage_service.dart';
-import 'package:app/pages/notifications_page.dart';
 import 'package:app/pages/start_page.dart';
-import 'package:app/pages/verify_email_page.dart';
-import 'package:app/pages/registration_page.dart';
 import 'package:app/util/colors.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_localizations/flutter_localizations.dart'
@@ -77,53 +74,39 @@ class _DigitalerFriedenState extends State<DigitalerFrieden> {
 
   void _init() async {
     accountLevel = await _storageService.accountLevel;
-    print(accountLevel!);
     if (accountLevel! > 0) {
       authenticated = await AuthService.authenticateWithBiometrics();
     }
+    setState(() {
       _loading = false;
-    setState(() {});
+    });
   }
 
   @override
   Widget build(BuildContext context) {
     if (_loading) {
-      return Center(
+      return SafeArea(
+        child: Center(
           child: Column(
             children: [
-            Image.asset(
+              const SizedBox(
+                height: 150,
+              ),
+              Hero(
+                tag: 'logo',
+                child: Image.asset(
                   'assets/JPEG.jpg',
                   height: 180,
                 ),
+              ),
               CircularProgressIndicator(
                 color: CustomColors.primary,
               ),
             ],
           ),
+        ),
       );
     }
-    if (accountLevel == null || accountLevel == 0) {
     return const StartPage();
   }
-    // else if (authenticated == null) {
-    //   AuthService.authenticateWithBiometrics().then((value) {
-    //     setState(() {
-    //       authenticated = value;
-    //     });
-    //   });
-    // }
-
-    switch (accountLevel) {
-      case null:
-        return const StartPage();
-      case < 1:
-        return NotificationsPage();
-      case 1:
-        return const RegistrationPage();
-      case 2:
-        return VerifyEmailPage();
-      default:
-        return const StartPage();
-    }
-  }
 }

frontend/app/lib/model/services/storage_service.dart

@@ -57,9 +57,9 @@ class StorageService {
 
   Future<int> get accountLevel async {
     int? level;
-    final l = await readData('account_level');
+    final lev = await readData('account_level');
-    if (l != null) {
+    if (lev != null) {
-      level = int.tryParse(l);
+      level = int.tryParse(lev);
     }
     return level ?? 0;
   }

frontend/app/lib/pages/notifications_page.dart

@@ -3,25 +3,77 @@ import 'package:app/pages/registration_page.dart';
 import 'package:app/util/colors.dart';
 import 'package:flutter/material.dart';
 
-class NotificationsPage extends StatelessWidget {
+class NotificationsPage extends StatefulWidget {
-  NotificationsPage({super.key});
+  const NotificationsPage({super.key});
 
+  @override
+  State<NotificationsPage> createState() => _NotificationsPageState();
+}
+
+class _NotificationsPageState extends State<NotificationsPage> {
   final StorageService _storageService = StorageService();
+  bool _loading = true;
 
-  void _setNotificationSetting(bool enabled) {
+  Future<void> _setNotificationSetting(bool enabled) async {
-    _storageService.addAccountLevel();
+    await _storageService.setNotificationSetting(enabled);
-    _storageService.setNotificationSetting(enabled).then(
+  }
-          (x) => _storageService.notificationSetting.then(
+
-            (value) => print('notifications: $value'),
+  @override
-          ),
+  void initState() {
-        );
+    _init();
+    super.initState();
+  }
+
+  void _init() async {
+    final accountLevel = await _storageService.accountLevel;
+    if (accountLevel > 2 && mounted) {
+      await Navigator.push(context,
+          MaterialPageRoute(builder: (builder) => const RegistrationPage()));
+      setState(() {
+        _loading = false;
+      });
+    } else {
+      setState(() {
+        _loading = false;
+      });
+    }
   }
 
   @override
   Widget build(BuildContext context) {
     return SafeArea(
-      child: Scaffold(
+      child: _loading
+          ? Center(
+              child: Column(
+                children: [
+                  const SizedBox(
+                    height: 150,
+                  ),
+                  Hero(
+                    tag: 'logo',
+                    child: Image.asset(
+                      'assets/JPEG.jpg',
+                      height: 180,
+                    ),
+                  ),
+                  CircularProgressIndicator(
+                    color: CustomColors.primary,
+                  ),
+                ],
+              ),
+            )
+          : Scaffold(
+              resizeToAvoidBottomInset: false,
               appBar: AppBar(
+                leading: BackButton(
+                  color: CustomColors.primary,
+                  onPressed: () async {
+                    await _storageService.setAccountLevel(1);
+                    if (mounted) {
+                      Navigator.pop(context);
+                    }
+                  },
+                ),
                 iconTheme: IconThemeData(
                   color: CustomColors.primary,
                 ),
@@ -71,8 +123,10 @@ class NotificationsPage extends StatelessWidget {
                         style: ElevatedButton.styleFrom(
                           backgroundColor: CustomColors.primary,
                         ),
-                  onPressed: () {
+                        onPressed: () async {
-                    _setNotificationSetting(true);
+                          await _setNotificationSetting(true);
+                          await _storageService.setAccountLevel(3);
+                          if (mounted) {
                             Navigator.push(
                               context,
                               MaterialPageRoute(
@@ -80,18 +134,24 @@ class NotificationsPage extends StatelessWidget {
                                 // builder: (builder) => SecurityPage(),
                               ),
                             );
+                          }
                         },
                         child: const SizedBox(
                           height: 60,
                           child: Row(
+                            mainAxisSize: MainAxisSize.max,
                             mainAxisAlignment: MainAxisAlignment.center,
                             children: [
-                        Text(
+                              Expanded(
+                                flex: 1,
+                                child: Text(
                                   'Mitteilungen erhalten',
+                                  textAlign: TextAlign.center,
                                   style: TextStyle(
                                     fontSize: 20,
                                   ),
                                 ),
+                              ),
                             ],
                           ),
                         ),
@@ -101,8 +161,18 @@ class NotificationsPage extends StatelessWidget {
                       height: 10,
                     ),
                     TextButton(
-                onPressed: () {
+                      onPressed: () async {
-                  _setNotificationSetting(false);
+                        await _setNotificationSetting(false);
+                        await _storageService.setAccountLevel(3);
+                        if (mounted) {
+                          Navigator.push(
+                            context,
+                            MaterialPageRoute(
+                              builder: (builder) => const RegistrationPage(),
+                              // builder: (builder) => SecurityPage(),
+                            ),
+                          );
+                        }
                       },
                       child: Text(
                         'Später',

frontend/app/lib/pages/password_page.dart

@@ -6,7 +6,7 @@ import 'package:flutter/material.dart';
 import 'package:app/util/validation.dart';
 
 class PasswordPage extends StatefulWidget {
-  PasswordPage({super.key, required this.email, required this.register});
+  const PasswordPage({super.key, required this.email, required this.register});
 
   final String email;
   final bool register;
@@ -47,15 +47,18 @@ class _PasswordPageState extends State<PasswordPage> {
       ),
       body: Padding(
         padding: const EdgeInsets.all(20.0),
+        child: SingleChildScrollView(
           child: Form(
             key: _formKey,
             child: Column(
               mainAxisAlignment: MainAxisAlignment.center,
               children: [
-              const Text(
+                Text(
-                'Sichere dein Konto mit einem Passwort',
+                  widget.register
+                      ? 'Sichere dein Konto mit einem Passwort'
+                      : 'Login',
                   textAlign: TextAlign.center,
-                style: TextStyle(
+                  style: const TextStyle(
                     fontFamily: 'sans-serif',
                     fontWeight: FontWeight.bold,
                     letterSpacing: 2.0,
@@ -90,6 +93,9 @@ class _PasswordPageState extends State<PasswordPage> {
                       _validPassword = false;
                       return 'Mindestens 12 Zeichen, Zahlen, Sonderzeichen (-_?!=.,*+), Groß- & Kleinbuchstaben';
                     } else {
+                      if (!widget.register) {
+                        _passwordsFilled = true;
+                      }
                       _validPassword = true;
                       return null;
                     }
@@ -102,6 +108,9 @@ class _PasswordPageState extends State<PasswordPage> {
                       });
                     } else {
                       setState(() {
+                        if (!widget.register) {
+                          _passwordsFilled = true;
+                        }
                         _validPassword = true;
                       });
                     }
@@ -112,7 +121,7 @@ class _PasswordPageState extends State<PasswordPage> {
                 ),
                 AnimatedSwitcher(
                   duration: const Duration(milliseconds: 300),
-                child: !_validPassword
+                  child: !widget.register || !_validPassword
                       ? null
                       : TextFormField(
                           controller: _passwordController2,
@@ -167,7 +176,9 @@ class _PasswordPageState extends State<PasswordPage> {
                 AnimatedSwitcher(
                   duration: const Duration(milliseconds: 300),
                   child: !_passwordsFilled ||
-                        _passwordController1.text != _passwordController2.text
+                          (widget.register &&
+                              _passwordController1.text !=
+                                  _passwordController2.text)
                       ? null
                       : ElevatedButton(
                           style: ElevatedButton.styleFrom(
@@ -176,32 +187,45 @@ class _PasswordPageState extends State<PasswordPage> {
                           onPressed: _validPassword && _passwordsFilled
                               ? () async {
                                   if (_formKey.currentState!.validate()) {
+                                    FocusScope.of(context).unfocus();
                                     final navigator = Navigator.of(context);
-                                  final loggedin = await _vm.createAccount(
+                                    bool loggedin = false;
+                                    if (widget.register) {
+                                      loggedin = await _vm.createAccount(
                                         context,
                                         email: widget.email,
                                         password: _passwordController1.text,
                                       );
+                                    } else {
+                                      loggedin = await _vm.login(
+                                        context,
+                                        email: widget.email,
+                                        password: _passwordController1.text,
+                                      );
+                                    }
                                     if (loggedin && mounted) {
-                                    _storageService.addAccountLevel();
+                                      await _storageService.setAccountLevel(4);
                                       navigator.push(
                                         MaterialPageRoute(
-                                        builder: (builder) => VerifyEmailPage(),
+                                          builder: (builder) =>
+                                              const VerifyEmailPage(),
                                         ),
                                       );
                                     }
                                   }
                                 }
                               : null,
-                        child: const SizedBox(
+                          child: SizedBox(
                             height: 50,
                             child: Row(
                               mainAxisSize: MainAxisSize.max,
                               mainAxisAlignment: MainAxisAlignment.center,
                               children: [
                                 Text(
-                                'Registrierung abschließen',
+                                  widget.register
-                                style: TextStyle(
+                                      ? 'Registrierung abschließen'
+                                      : 'Einloggen',
+                                  style: const TextStyle(
                                     fontSize: 20,
                                   ),
                                 ),
@@ -214,6 +238,7 @@ class _PasswordPageState extends State<PasswordPage> {
             ),
           ),
         ),
+      ),
     );
   }
 }

frontend/app/lib/pages/registration_page.dart

@@ -1,4 +1,6 @@
+import 'package:app/model/services/storage_service.dart';
 import 'package:app/pages/password_page.dart';
+import 'package:app/pages/verify_email_page.dart';
 import 'package:app/util/colors.dart';
 import 'package:app/util/validation.dart';
 import 'package:flutter/material.dart';
@@ -13,6 +15,30 @@ class RegistrationPage extends StatefulWidget {
 class _RegistrationPageState extends State<RegistrationPage> {
   final formKey = GlobalKey<FormState>();
   final mailController = TextEditingController();
+  bool _loading = true;
+
+  final StorageService _storageService = StorageService();
+
+  @override
+  void initState() {
+    _init();
+    super.initState();
+  }
+
+  void _init() async {
+    final accountLevel = await _storageService.accountLevel;
+    if (accountLevel > 3 && mounted) {
+      await Navigator.push(context,
+          MaterialPageRoute(builder: (builder) => const VerifyEmailPage()));
+      setState(() {
+        _loading = false;
+      });
+    } else {
+      setState(() {
+        _loading = false;
+      });
+    }
+  }
 
   @override
   void dispose() {
@@ -23,8 +49,37 @@ class _RegistrationPageState extends State<RegistrationPage> {
   @override
   Widget build(BuildContext context) {
     return SafeArea(
-      child: Scaffold(
+      child: _loading
+          ? Center(
+              child: Column(
+                children: [
+                  const SizedBox(
+                    height: 150,
+                  ),
+                  Hero(
+                    tag: 'logo',
+                    child: Image.asset(
+                      'assets/JPEG.jpg',
+                      height: 180,
+                    ),
+                  ),
+                  CircularProgressIndicator(
+                    color: CustomColors.primary,
+                  ),
+                ],
+              ),
+            )
+          : Scaffold(
               appBar: AppBar(
+                leading: BackButton(
+                  color: CustomColors.primary,
+                  onPressed: () async {
+                    await _storageService.setAccountLevel(2);
+                    if (mounted) {
+                      Navigator.pop(context);
+                    }
+                  },
+                ),
                 iconTheme: IconThemeData(
                   color: CustomColors.primary,
                 ),

frontend/app/lib/pages/security_page.dart

@@ -1,16 +1,75 @@
 import 'package:app/model/services/auth_service.dart';
+import 'package:app/model/services/storage_service.dart';
 import 'package:app/pages/notifications_page.dart';
 import 'package:app/util/colors.dart';
 import 'package:flutter/material.dart';
 
-class SecurityPage extends StatelessWidget {
+class SecurityPage extends StatefulWidget {
   const SecurityPage({super.key});
 
+  @override
+  State<SecurityPage> createState() => _SecurityPageState();
+}
+
+class _SecurityPageState extends State<SecurityPage> {
+  final StorageService _storageService = StorageService();
+  bool _loading = true;
+
+  @override
+  void initState() {
+    _init();
+    super.initState();
+  }
+
+  void _init() async {
+    final accountLevel = await _storageService.accountLevel;
+    if (accountLevel > 1 && mounted) {
+      await Navigator.push(context,
+          MaterialPageRoute(builder: (builder) => const NotificationsPage()));
+      setState(() {
+        _loading = false;
+      });
+    } else {
+      setState(() {
+        _loading = false;
+      });
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return SafeArea(
-      child: Scaffold(
+      child: _loading
+          ? Center(
+              child: Column(
+                children: [
+                  const SizedBox(
+                    height: 150,
+                  ),
+                  Hero(
+                    tag: 'logo',
+                    child: Image.asset(
+                      'assets/JPEG.jpg',
+                      height: 180,
+                    ),
+                  ),
+                  CircularProgressIndicator(
+                    color: CustomColors.primary,
+                  ),
+                ],
+              ),
+            )
+          : Scaffold(
               appBar: AppBar(
+                leading: BackButton(
+                  color: CustomColors.primary,
+                  onPressed: () async {
+                    await _storageService.setAccountLevel(0);
+                    if (mounted) {
+                      Navigator.pop(context);
+                    }
+                  },
+                ),
                 iconTheme: IconThemeData(color: CustomColors.primary),
               ),
               body: Padding(
@@ -58,11 +117,13 @@ class SecurityPage extends StatelessWidget {
                             bool isAuthenticated =
                                 await AuthService.authenticateWithBiometrics();
                             if (isAuthenticated) {
+                              await _storageService.setAccountLevel(2);
                               // ignore: use_build_context_synchronously
                               Navigator.push(
                                 context,
                                 MaterialPageRoute(
-                              builder: (context) => NotificationsPage()),
+                                    builder: (context) =>
+                                        const NotificationsPage()),
                               );
                             }
                           },

frontend/app/lib/pages/start_page.dart

@@ -1,15 +1,65 @@
+import 'package:app/model/services/storage_service.dart';
 import 'package:app/pages/agb_page.dart';
 import 'package:app/pages/security_page.dart';
 import 'package:app/util/colors.dart';
 import 'package:flutter/material.dart';
 
-class StartPage extends StatelessWidget {
+class StartPage extends StatefulWidget {
   const StartPage({super.key});
 
+  @override
+  State<StartPage> createState() => _StartPageState();
+}
+
+class _StartPageState extends State<StartPage> {
+  final StorageService _storageService = StorageService();
+  bool _loading = true;
+
+  @override
+  void initState() {
+    _init();
+    super.initState();
+  }
+
+  void _init() async {
+    int accountLevel = await _storageService.accountLevel;
+    if (accountLevel > 0 && mounted) {
+      await Navigator.push(context,
+          MaterialPageRoute(builder: (builder) => const SecurityPage()));
+      setState(() {
+        _loading = false;
+      });
+    } else {
+      setState(() {
+        _loading = false;
+      });
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return SafeArea(
-      child: Scaffold(
+      child: _loading
+          ? Center(
+              child: Column(
+                children: [
+                  const SizedBox(
+                    height: 150,
+                  ),
+                  Hero(
+                    tag: 'logo',
+                    child: Image.asset(
+                      'assets/JPEG.jpg',
+                      height: 180,
+                    ),
+                  ),
+                  CircularProgressIndicator(
+                    color: CustomColors.primary,
+                  ),
+                ],
+              ),
+            )
+          : Scaffold(
               appBar: AppBar(
                 iconTheme: IconThemeData(color: CustomColors.primary),
               ),
@@ -57,14 +107,17 @@ class StartPage extends StatelessWidget {
                         style: ElevatedButton.styleFrom(
                           backgroundColor: CustomColors.primary,
                         ),
-                  onPressed: () {
+                        onPressed: () async {
+                          await _storageService.setAccountLevel(1);
+                          if (mounted) {
                             Navigator.push(
                               context,
                               MaterialPageRoute(
-                        builder: (builder) => SecurityPage(),
+                                builder: (builder) => const SecurityPage(),
                                 // builder: (builder) => SecurityPage(),
                               ),
                             );
+                          }
                         },
                         child: const SizedBox(
                           height: 60,
@@ -96,7 +149,8 @@ class StartPage extends StatelessWidget {
                     TextButton(
                         onPressed: () {
                           showDialog(
-                        context: context, builder: (builder) => AgbPage());
+                              context: context,
+                              builder: (builder) => AgbPage());
                         },
                         child: Text(
                           'AGB - Datenschutzerklärung',

frontend/app/lib/pages/verify_email_page.dart

@@ -1,14 +1,60 @@
+import 'package:app/model/services/storage_service.dart';
 import 'package:app/util/colors.dart';
 import 'package:flutter/material.dart';
 
-class VerifyEmailPage extends StatelessWidget {
+class VerifyEmailPage extends StatefulWidget {
-  VerifyEmailPage({super.key});
+  const VerifyEmailPage({super.key});
+
+  @override
+  State<VerifyEmailPage> createState() => _VerifyEmailPageState();
+}
+
+class _VerifyEmailPageState extends State<VerifyEmailPage> {
+  final StorageService _storageService = StorageService();
+  bool _loading = true;
+
+  @override
+  void initState() {
+    super.initState();
+    setState(() {
+      _loading = false;
+    });
+  }
 
   @override
   Widget build(BuildContext context) {
     return SafeArea(
-      child: Scaffold(
+      child: _loading
+          ? Center(
+              child: Column(
+                children: [
+                  const SizedBox(
+                    height: 150,
+                  ),
+                  Hero(
+                    tag: 'logo',
+                    child: Image.asset(
+                      'assets/JPEG.jpg',
+                      height: 180,
+                    ),
+                  ),
+                  CircularProgressIndicator(
+                    color: CustomColors.primary,
+                  ),
+                ],
+              ),
+            )
+          : Scaffold(
               appBar: AppBar(
+                leading: BackButton(
+                  color: CustomColors.primary,
+                  onPressed: () async {
+                    await _storageService.setAccountLevel(3);
+                    if (mounted) {
+                      Navigator.pop(context);
+                    }
+                  },
+                ),
                 iconTheme: IconThemeData(
                   color: CustomColors.primary,
                 ),

frontend/app/lib/util/colors.dart

@@ -6,7 +6,7 @@ class CustomColors {
   }
 
   static Color get success {
-    return const Color.fromARGB(200, 55, 125, 55);
+    return const Color.fromARGB(255, 51, 217, 178);
   }
 
   static Color get primary {