Email Confirmation and refactor for snackbar

frontend/pshared/lib/provider/account.dart

@@ -191,6 +191,15 @@ class AccountProvider extends ChangeNotifier {
     }
   }
 
+  Future<void> resendVerificationEmail(String email) async {
+    try {
+      await AccountService.resendVerificationEmail(email);
+    } catch (e) {
+      _setResource(_resource.copyWith(error: toException(e)));
+      rethrow;
+    }
+  }
+
   Future<void> logout() async {
     _authState = AuthState.empty;
     _setResource(_resource.copyWith(isLoading: true, error: null));

frontend/pshared/lib/provider/email_verification.dart

@@ -0,0 +1,50 @@
+import 'package:flutter/material.dart';
+
+import 'package:pshared/provider/resource.dart';
+import 'package:pshared/service/account.dart';
+import 'package:pshared/utils/exception.dart';
+
+
+class EmailVerificationProvider extends ChangeNotifier {
+  Resource<bool> _resource = Resource(data: null, isLoading: false);
+  String? _token;
+
+  Resource<bool> get resource => _resource;
+  bool get isLoading => _resource.isLoading;
+  bool get isSuccess => _resource.data == true;
+  Exception? get error => _resource.error;
+
+  Future<void> verify(String token) async {
+    final trimmed = token.trim();
+    if (trimmed.isEmpty) {
+      _setResource(
+        Resource(
+          data: null,
+          isLoading: false,
+          error: Exception('Email verification token is empty.'),
+        ),
+      );
+      return;
+    }
+    if (_token == trimmed && _resource.isLoading) return;
+    _token = trimmed;
+    _setResource(Resource(data: null, isLoading: true));
+    try {
+      await AccountService.verifyEmail(trimmed);
+      _setResource(Resource(data: true, isLoading: false));
+    } catch (e) {
+      _setResource(
+        Resource(
+          data: null,
+          isLoading: false,
+          error: toException(e),
+        ),
+      );
+    }
+  }
+
+  void _setResource(Resource<bool> resource) {
+    _resource = resource;
+    notifyListeners();
+  }
+}

frontend/pshared/lib/service/account.dart

@@ -57,6 +57,16 @@ class AccountService {
     await getPUTResponse(_objectType, 'password', ForgotPasswordRequest.build(login: email).toJson());
   }
 
+  static Future<void> resendVerificationEmail(String email) async {
+    _logger.fine('Resending verification email');
+    await getPUTResponse(_objectType, 'email', {'login': email});
+  }
+
+  static Future<void> verifyEmail(String token) async {
+    _logger.fine('Verifying email');
+    await getGETResponse(_objectType, 'verify/$token');
+  }
+
   static Future<void> resetPassword(String accountRef, String token, String newPassword) async {
     _logger.fine('Resetting password for account: $accountRef');
     await getPOSTResponse(_objectType, 'password/reset/$accountRef/$token', ResetPasswordRequest.build(password: newPassword).toJson());

frontend/pweb/lib/app/router/pages.dart

@@ -9,6 +9,7 @@ enum Pages {
   methods,
   verify,
   signup,
+  signupConfirm,
   settings,
   dashboard,
   profile,

frontend/pweb/lib/app/router/router.dart

@@ -8,6 +8,8 @@ import 'package:pweb/pages/2fa/page.dart';
 import 'package:pweb/pages/errors/not_found.dart';
 import 'package:pweb/pages/login/page.dart';
 import 'package:pweb/pages/signup/page.dart';
+import 'package:pweb/pages/signup/confirmation/args.dart';
+import 'package:pweb/pages/signup/confirmation/page.dart';
 import 'package:pweb/pages/verification/page.dart';
 
 
@@ -36,6 +38,15 @@ GoRouter createRouter() => GoRouter(
       path: routerPage(Pages.signup),
       builder: (_, _) => const SignUpPage(),
     ),
+    GoRoute(
+      name: Pages.signupConfirm.name,
+      path: routerPage(Pages.signupConfirm),
+      builder: (_, state) => SignUpConfirmationPage(
+        email: state.extra is SignupConfirmationArgs
+            ? (state.extra as SignupConfirmationArgs).email
+            : null,
+      ),
+    ),
     GoRoute(
       name: Pages.verify.name,
       path: '${routerPage(Pages.verify)}${routerAddParam(PageParams.token)}',

frontend/pweb/lib/l10n/en.arb

@@ -41,6 +41,30 @@
   "goToSignUp": "Go to Sign Up",
   "signupError": "Failed to signup: {error}",
   "signupSuccess": "Email confirmation message has been sent to {email}. Please, open it and click link to activate your account.",
+  "signupConfirmationTitle": "Confirm your email",
+  "signupConfirmationDescription": "We sent a confirmation link to {email}. Open it and click the link to activate your account.",
+  "@signupConfirmationDescription": {
+    "placeholders": {
+      "email": {}
+    }
+  },
+  "signupConfirmationDescriptionNoEmail": "We sent a confirmation link to your email. Open it and click the link to activate your account.",
+  "signupConfirmationResend": "Resend email",
+  "signupConfirmationResendCooldown": "Resend in {time}",
+  "@signupConfirmationResendCooldown": {
+    "placeholders": {
+      "time": {}
+    }
+  },
+  "signupConfirmationResent": "Verification email resent to {email}.",
+  "@signupConfirmationResent": {
+    "placeholders": {
+      "email": {}
+    }
+  },
+  "signupConfirmationResendError": "Failed to resend verification email",
+  "signupConfirmationLoginTitle": "Log in after confirmation",
+  "signupConfirmationLoginHint": "Once your email is confirmed, you can sign in below.",
   "connectivityError": "Cannot reach the server at {serverAddress}. Check your network and try again.",
   "errorAccountNotVerified": "Your account hasn't been verified yet. Please check your email to complete the verification",
   "errorLoginUnauthorized": "Login or password is incorrect. Please try again",

frontend/pweb/lib/l10n/ru.arb

@@ -41,6 +41,30 @@
   "goToSignUp": "Перейти к регистрации",
   "signupError": "Не удалось зарегистрироваться: {error}",
   "signupSuccess": "Письмо с подтверждением email отправлено на {email}. Пожалуйста, откройте его и перейдите по ссылке для активации вашего аккаунта.",
+  "signupConfirmationTitle": "Подтвердите email",
+  "signupConfirmationDescription": "Мы отправили ссылку для подтверждения на {email}. Откройте письмо и перейдите по ссылке, чтобы активировать аккаунт.",
+  "@signupConfirmationDescription": {
+    "placeholders": {
+      "email": {}
+    }
+  },
+  "signupConfirmationDescriptionNoEmail": "Мы отправили ссылку для подтверждения на ваш email. Откройте письмо и перейдите по ссылке, чтобы активировать аккаунт.",
+  "signupConfirmationResend": "Отправить письмо снова",
+  "signupConfirmationResendCooldown": "Повторная отправка через {time}",
+  "@signupConfirmationResendCooldown": {
+    "placeholders": {
+      "time": {}
+    }
+  },
+  "signupConfirmationResent": "Письмо с подтверждением повторно отправлено на {email}.",
+  "@signupConfirmationResent": {
+    "placeholders": {
+      "email": {}
+    }
+  },
+  "signupConfirmationResendError": "Не удалось повторно отправить письмо с подтверждением",
+  "signupConfirmationLoginTitle": "Войдите после подтверждения",
+  "signupConfirmationLoginHint": "После подтверждения email вы можете войти ниже.",
   "connectivityError": "Не удается связаться с сервером {serverAddress}. Проверьте ваше интернет-соединение и попробуйте снова.",
   "errorAccountNotVerified": "Ваш аккаунт еще не подтвержден. Пожалуйста, проверьте вашу электронную почту для завершения верификации",
   "errorLoginUnauthorized": "Неверный логин или пароль. Пожалуйста, попробуйте снова",

frontend/pweb/lib/main.dart

@@ -17,6 +17,7 @@ import 'package:pshared/provider/organizations.dart';
 import 'package:pshared/provider/accounts/employees.dart';
 import 'package:pshared/provider/recipient/pmethods.dart';
 import 'package:pshared/provider/recipient/provider.dart';
+import 'package:pshared/provider/email_verification.dart';
 import 'package:pshared/provider/ledger.dart';
 import 'package:pshared/provider/payment/wallets.dart';
 import 'package:pshared/provider/invitations.dart';
@@ -77,6 +78,8 @@ void main() async {
           create: (_) => EmployeesProvider(),
           update: (context, organizations, provider) => provider!..updateProviders(organizations),
         ),
+        ChangeNotifierProvider(create: (_) => EmailVerificationProvider()),
+
         ChangeNotifierProvider(
           create: (_) => UploadHistoryProvider(service: MockUploadHistoryService())..load(),
         ),

frontend/pweb/lib/pages/login/form.dart

@@ -22,7 +22,9 @@ import 'package:pweb/generated/i18n/app_localizations.dart';
 
 
 class LoginForm extends StatefulWidget {
-  const LoginForm({super.key});
+  final String? initialEmail;
+
+  const LoginForm({super.key, this.initialEmail});
 
   @override
   State<LoginForm> createState() => _LoginFormState();
@@ -37,6 +39,16 @@ class _LoginFormState extends State<LoginForm> {
   final ValueNotifier<bool> _isUsernameAcceptable = ValueNotifier<bool>(false);
   final ValueNotifier<bool> _isPasswordAcceptable = ValueNotifier<bool>(false);
 
+  @override
+  void initState() {
+    super.initState();
+    final initialEmail = widget.initialEmail?.trim();
+    if (initialEmail != null && initialEmail.isNotEmpty) {
+      _usernameController.text = initialEmail;
+      _isUsernameAcceptable.value = true;
+    }
+  }
+
   Future<String?> _login(BuildContext context, VoidCallback onLogin, void Function(Object e) onError) async {
     final provider = Provider.of<AccountProvider>(context, listen: false);
 

frontend/pweb/lib/pages/settings/widgets/base.dart

@@ -91,7 +91,7 @@ class _BaseEditTileBodyState<T> extends State<_BaseEditTileBody<T>> {
       ));
     } catch (e) {
       notifyUserOfErrorX(
-        scaffoldMessenger: sms,
+        context: context,
         errorSituation: widget.delegate.errorSituation,
         appLocalizations: locs,
         exception: e,

frontend/pweb/lib/pages/settings/widgets/image.dart

@@ -42,7 +42,6 @@ class ImageTile extends AbstractSettingsTile {
   Future<void> _pickImage(BuildContext context) async {
     final picker = ImagePicker();
     final locs = AppLocalizations.of(context)!;
-    final sm = ScaffoldMessenger.of(context);
     final picked = await picker.pickImage(
       source: ImageSource.gallery,
       maxWidth: maxWidth,
@@ -57,7 +56,7 @@ class ImageTile extends AbstractSettingsTile {
       }
     } catch (e) {
       notifyUserOfErrorX(
-        scaffoldMessenger: sm, 
+        context: context,
         errorSituation: imageUpdateError ?? locs.settingsImageUpdateError,
         exception: e,
         appLocalizations: locs,

frontend/pweb/lib/pages/signup/confirmation/args.dart

@@ -0,0 +1,5 @@
+class SignupConfirmationArgs {
+  final String? email;
+
+  const SignupConfirmationArgs({this.email});
+}

frontend/pweb/lib/pages/signup/confirmation/card/badge.dart

@@ -0,0 +1,39 @@
+part of 'card.dart';
+
+
+class _SignupConfirmationEmailBadge extends StatelessWidget {
+  final String email;
+
+  const _SignupConfirmationEmailBadge({required this.email});
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final colorScheme = theme.colorScheme;
+
+    return Container(
+      padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 10),
+      decoration: BoxDecoration(
+        color: colorScheme.surfaceContainerHighest.withValues(alpha: 0.6),
+        borderRadius: BorderRadius.circular(12),
+      ),
+      child: Row(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          Icon(
+            Icons.alternate_email,
+            size: 18,
+            color: colorScheme.primary,
+          ),
+          const SizedBox(width: 8),
+          SelectableText(
+            email,
+            style: theme.textTheme.bodyMedium?.copyWith(
+              fontWeight: FontWeight.w600,
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/signup/confirmation/card/card.dart

@@ -0,0 +1,33 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+
+import 'package:provider/provider.dart';
+
+import 'package:pshared/provider/account.dart';
+
+import 'package:pweb/utils/snackbar.dart';
+import 'package:pweb/widgets/error/snackbar.dart';
+import 'package:pweb/widgets/vspacer.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+part 'state.dart';
+part 'content.dart';
+part 'badge.dart';
+part 'resend_button.dart';
+
+
+class SignupConfirmationCard extends StatefulWidget {
+  final String? email;
+  final bool isEmbedded;
+
+  const SignupConfirmationCard({
+    super.key,
+    this.email,
+    this.isEmbedded = false,
+  });
+
+  @override
+  State<SignupConfirmationCard> createState() => _SignupConfirmationCardState();
+}

frontend/pweb/lib/pages/signup/confirmation/card/content.dart

@@ -0,0 +1,77 @@
+part of 'card.dart';
+
+
+class _SignupConfirmationContent extends StatelessWidget {
+  final String? email;
+  final String description;
+  final bool canResend;
+  final String resendLabel;
+  final bool isResending;
+  final VoidCallback onResend;
+
+  const _SignupConfirmationContent({
+    required this.email,
+    required this.description,
+    required this.canResend,
+    required this.resendLabel,
+    required this.isResending,
+    required this.onResend,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final colorScheme = theme.colorScheme;
+    final locs = AppLocalizations.of(context)!;
+
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.center,
+      children: [
+        Container(
+          width: 48,
+          height: 48,
+          decoration: BoxDecoration(
+            color: colorScheme.primary.withValues(alpha: 0.12),
+            borderRadius: BorderRadius.circular(14),
+          ),
+          child: Icon(
+            Icons.mark_email_read_outlined,
+            color: colorScheme.primary,
+          ),
+        ),
+        const VSpacer(),
+        Text(
+          locs.signupConfirmationTitle,
+          textAlign: TextAlign.center,
+          style: theme.textTheme.headlineSmall?.copyWith(
+            fontWeight: FontWeight.w700,
+          ),
+        ),
+        const VSpacer(),
+        Text(
+          description,
+          textAlign: TextAlign.center,
+          style: theme.textTheme.bodyMedium,
+        ),
+        if (email != null && email!.isNotEmpty) ...[
+          const VSpacer(),
+          _SignupConfirmationEmailBadge(email: email!),
+        ],
+        const VSpacer(multiplier: 1.5),
+        Wrap(
+          spacing: 12,
+          runSpacing: 12,
+          alignment: WrapAlignment.center,
+          children: [
+            _SignupConfirmationResendButton(
+              canResend: canResend,
+              isResending: isResending,
+              resendLabel: resendLabel,
+              onResend: onResend,
+            ),
+          ],
+        ),
+      ],
+    );
+  }
+}

frontend/pweb/lib/pages/signup/confirmation/card/resend_button.dart

@@ -0,0 +1,36 @@
+part of 'card.dart';
+
+
+class _SignupConfirmationResendButton extends StatelessWidget {
+  final bool canResend;
+  final bool isResending;
+  final String resendLabel;
+  final VoidCallback onResend;
+
+  const _SignupConfirmationResendButton({
+    required this.canResend,
+    required this.isResending,
+    required this.resendLabel,
+    required this.onResend,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+
+    return ElevatedButton.icon(
+      onPressed: canResend ? onResend : null,
+      icon: isResending
+          ? SizedBox(
+              width: 16,
+              height: 16,
+              child: CircularProgressIndicator(
+                strokeWidth: 2,
+                color: theme.colorScheme.onPrimary,
+              ),
+            )
+          : const Icon(Icons.mark_email_read_outlined),
+      label: Text(resendLabel),
+    );
+  }
+}

frontend/pweb/lib/pages/signup/confirmation/card/state.dart

@@ -0,0 +1,122 @@
+part of 'card.dart';
+
+
+class _SignupConfirmationCardState extends State<SignupConfirmationCard> {
+  static const int _defaultCooldownSeconds = 60;
+
+  Timer? _cooldownTimer;
+  int _cooldownRemainingSeconds = 0;
+  bool _isResending = false;
+
+  @override
+  void initState() {
+    super.initState();
+    _startCooldown(_defaultCooldownSeconds);
+  }
+
+  @override
+  void dispose() {
+    _cooldownTimer?.cancel();
+    super.dispose();
+  }
+
+  bool get _isCooldownActive => _cooldownRemainingSeconds > 0;
+
+  void _startCooldown(int seconds) {
+    _cooldownTimer?.cancel();
+    if (seconds <= 0) {
+      setState(() => _cooldownRemainingSeconds = 0);
+      return;
+    }
+    setState(() => _cooldownRemainingSeconds = seconds);
+    _cooldownTimer = Timer.periodic(const Duration(seconds: 1), (timer) {
+      if (!mounted) {
+        timer.cancel();
+        return;
+      }
+      if (_cooldownRemainingSeconds <= 1) {
+        timer.cancel();
+        setState(() => _cooldownRemainingSeconds = 0);
+        return;
+      }
+      setState(() => _cooldownRemainingSeconds -= 1);
+    });
+  }
+
+  Future<void> _resendVerificationEmail() async {
+    final email = widget.email?.trim();
+    final locs = AppLocalizations.of(context)!;
+    if (email == null || email.isEmpty) {
+      notifyUser(context, locs.errorEmailMissing);
+      return;
+    }
+    if (_isResending || _isCooldownActive) return;
+
+    setState(() => _isResending = true);
+    try {
+      await context.read<AccountProvider>().resendVerificationEmail(email);
+      if (!mounted) return;
+      notifyUser(context, locs.signupConfirmationResent(email));
+      _startCooldown(_defaultCooldownSeconds);
+    } catch (e) {
+      if (!mounted) return;
+      postNotifyUserOfErrorX(
+        context: context,
+        errorSituation: locs.signupConfirmationResendError,
+        exception: e,
+      );
+    } finally {
+      if (mounted) {
+        setState(() => _isResending = false);
+      }
+    }
+  }
+
+  String _formatCooldown(int seconds) {
+    final minutes = seconds ~/ 60;
+    final remainingSeconds = seconds % 60;
+    if (minutes > 0) {
+      return '$minutes:${remainingSeconds.toString().padLeft(2, '0')}';
+    }
+    return remainingSeconds.toString();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final locs = AppLocalizations.of(context)!;
+    final email = widget.email?.trim();
+    final description = (email != null && email.isNotEmpty)
+        ? locs.signupConfirmationDescription(email)
+        : locs.signupConfirmationDescriptionNoEmail;
+    final canResend = !_isResending && !_isCooldownActive && email != null && email.isNotEmpty;
+    final resendLabel = _isCooldownActive
+        ? locs.signupConfirmationResendCooldown(_formatCooldown(_cooldownRemainingSeconds))
+        : locs.signupConfirmationResend;
+
+    final content = _SignupConfirmationContent(
+      email: email,
+      description: description,
+      canResend: canResend,
+      resendLabel: resendLabel,
+      isResending: _isResending,
+      onResend: _resendVerificationEmail,
+    );
+
+    if (widget.isEmbedded) return content;
+
+    return Card(
+      elevation: 0,
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(20),
+        side: BorderSide(
+          color: theme.dividerColor.withValues(alpha: 0.6),
+        ),
+      ),
+      child: Padding(
+        padding: const EdgeInsets.all(28),
+        child: content,
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/signup/confirmation/login_prompt.dart

@@ -0,0 +1,77 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/app/router/pages.dart';
+import 'package:pweb/widgets/vspacer.dart';
+
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
+
+class SignupConfirmationLoginPrompt extends StatelessWidget {
+  final bool isEmbedded;
+
+  const SignupConfirmationLoginPrompt({
+    super.key,
+    this.isEmbedded = false,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    final theme = Theme.of(context);
+    final colorScheme = theme.colorScheme;
+    final locs = AppLocalizations.of(context)!;
+
+    final content = Column(
+      crossAxisAlignment: CrossAxisAlignment.center,
+      children: [
+        Container(
+          width: 44,
+          height: 44,
+          decoration: BoxDecoration(
+            color: colorScheme.secondary.withValues(alpha: 0.12),
+            borderRadius: BorderRadius.circular(12),
+          ),
+          child: Icon(
+            Icons.lock_open_outlined,
+            color: colorScheme.secondary,
+          ),
+        ),
+        const VSpacer(),
+        Text(
+          locs.signupConfirmationLoginTitle,
+          textAlign: TextAlign.center,
+          style: theme.textTheme.titleLarge?.copyWith(
+            fontWeight: FontWeight.w700,
+          ),
+        ),
+        const VSpacer(),
+        Text(
+          locs.signupConfirmationLoginHint,
+          textAlign: TextAlign.center,
+          style: theme.textTheme.bodyMedium,
+        ),
+        const VSpacer(multiplier: 1.5),
+        OutlinedButton.icon(
+          onPressed: () => navigate(context, Pages.login),
+          icon: const Icon(Icons.login),
+          label: Text(locs.login),
+        ),
+      ],
+    );
+
+    if (isEmbedded) return content;
+
+    return Card(
+      elevation: 0,
+      shape: RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(18),
+        side: BorderSide(
+          color: theme.dividerColor.withValues(alpha: 0.5),
+        ),
+      ),
+      child: Padding(
+        padding: const EdgeInsets.all(24),
+        child: content,
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/signup/confirmation/page.dart

@@ -0,0 +1,77 @@
+import 'package:flutter/material.dart';
+
+import 'package:pweb/pages/login/app_bar.dart';
+import 'package:pweb/pages/signup/confirmation/card/card.dart';
+import 'package:pweb/pages/signup/confirmation/login_prompt.dart';
+import 'package:pweb/pages/with_footer.dart';
+import 'package:pweb/widgets/vspacer.dart';
+
+
+class SignUpConfirmationPage extends StatefulWidget {
+  final String? email;
+
+  const SignUpConfirmationPage({super.key, this.email});
+
+  @override
+  State<SignUpConfirmationPage> createState() => _SignUpConfirmationPageState();
+}
+
+class _SignUpConfirmationPageState extends State<SignUpConfirmationPage> {
+  @override
+  Widget build(BuildContext context) {
+    final email = widget.email?.trim();
+
+    return PageWithFooter(
+      appBar: const LoginAppBar(),
+      child: LayoutBuilder(
+        builder: (context, constraints) {
+          final isWide = constraints.maxWidth >= 980;
+
+          return ListView(
+            padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 32),
+            children: [
+              Center(
+                child: ConstrainedBox(
+                  constraints: BoxConstraints(maxWidth: isWide ? 980 : 720),
+                  child: Column(
+                    crossAxisAlignment: CrossAxisAlignment.center,
+                    children: [
+                      Card(
+                        elevation: 0,
+                        shape: RoundedRectangleBorder(
+                          borderRadius: BorderRadius.circular(22),
+                          side: BorderSide(
+                            color: Theme.of(context).dividerColor.withValues(alpha: 0.6),
+                          ),
+                        ),
+                        child: Padding(
+                          padding: const EdgeInsets.all(28),
+                          child: Column(
+                            crossAxisAlignment: CrossAxisAlignment.center,
+                            children: [
+                              SignupConfirmationCard(
+                                email: email,
+                                isEmbedded: true,
+                              ),
+                              const VSpacer(multiplier: 2),
+                              Divider(
+                                height: 1,
+                                color: Theme.of(context).dividerColor.withValues(alpha: 0.6),
+                              ),
+                              const VSpacer(multiplier: 2),
+                              const SignupConfirmationLoginPrompt(isEmbedded: true),
+                            ],
+                          ),
+                        ),
+                      ),
+                    ],
+                  ),
+                ),
+              ),
+            ],
+          );
+        },
+      ),
+    );
+  }
+}

frontend/pweb/lib/pages/signup/form/feilds.dart

@@ -39,16 +39,16 @@ class SignUpFormFields extends StatelessWidget {
           const VSpacer(),
           NotEmptyTextFormField(
             controller: controllers.firstName,
-            labelText: AppLocalizations.of(context)!.lastName,
+            labelText: AppLocalizations.of(context)!.firstName,
             readOnly: false,
-            error: AppLocalizations.of(context)!.enterLastName,
+            error: AppLocalizations.of(context)!.enterFirstName,
           ),
           const VSpacer(),
           NotEmptyTextFormField(
             controller: controllers.lastName,
-            labelText: AppLocalizations.of(context)!.firstName,
+            labelText: AppLocalizations.of(context)!.lastName,
             readOnly: false,
-            error: AppLocalizations.of(context)!.enterFirstName,
+            error: AppLocalizations.of(context)!.enterLastName,
           ),
           const VSpacer(),
           EmailField(controller: controllers.email),

frontend/pweb/lib/pages/signup/form/state.dart

@@ -15,7 +15,7 @@ import 'package:pweb/app/router/pages.dart';
 import 'package:pweb/pages/signup/form/content.dart';
 import 'package:pweb/pages/signup/form/controllers.dart';
 import 'package:pweb/pages/signup/form/form.dart';
-import 'package:pweb/utils/snackbar.dart';
+import 'package:pweb/pages/signup/confirmation/args.dart';
 import 'package:pweb/widgets/error/snackbar.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
@@ -91,12 +91,12 @@ class SignUpFormState extends State<SignUpForm> {
   void handleSignUp() => signUp(
         context,
         () {
-          final locs = AppLocalizations.of(context)!;
+          context.goNamed(
-          notifyUser(
+            Pages.signupConfirm.name,
-            context,
+            extra: SignupConfirmationArgs(
-            locs.signupSuccess(controllers.email.text.trim()),
+              email: controllers.email.text.trim(),
+            ),
           );
-          context.goNamed(Pages.login.name);
         },
         (e) => postNotifyUserOfErrorX(
           context: context,

frontend/pweb/lib/pages/status/failure.dart

@@ -8,7 +8,14 @@ import 'package:pweb/generated/i18n/app_localizations.dart';
 class StatusPageFailure extends StatelessWidget {
   final String errorMessage;
   final Object error;
-  const StatusPageFailure({ super.key, required this.errorMessage, required this.error });
+  final Widget? action;
+
+  const StatusPageFailure({
+    super.key,
+    required this.errorMessage,
+    required this.error,
+    this.action,
+  });
 
   @override
   Widget build(BuildContext context) => exceptionToErrorPage(

frontend/pweb/lib/pages/status/page.dart

@@ -16,6 +16,7 @@ class StatusPage<T> extends StatefulWidget {
   final String successMessage;
   final String successDescription;
   final Widget? successAction;
+  final Widget? failureAction;
 
   const StatusPage({
     super.key, 
@@ -25,6 +26,7 @@ class StatusPage<T> extends StatefulWidget {
     required this.successMessage,
     required this.successDescription,
     this.successAction,
+    this.failureAction,
   });
 
   @override
@@ -58,6 +60,7 @@ class _StatusPageState<T> extends State<StatusPage<T>> {
           return StatusPageFailure(
             errorMessage: widget.errorMessage, 
             error: snapshot.error!,
+            action: widget.failureAction,
           );
         }
 
@@ -75,4 +78,3 @@ class _StatusPageState<T> extends State<StatusPage<T>> {
     ),
   );
 }
-

frontend/pweb/lib/pages/verification/page.dart

@@ -1,21 +1,81 @@
 import 'package:flutter/material.dart';
 
-import 'package:pweb/pages/status/page.dart';
+import 'package:provider/provider.dart';
-import 'package:pweb/services/verification.dart';
 
+import 'package:pshared/provider/email_verification.dart';
+import 'package:pshared/widgets/locale.dart';
+
+import 'package:pweb/app/router/pages.dart';
+import 'package:pweb/pages/errors/error.dart';
+import 'package:pweb/pages/status/success.dart';
+import 'package:pweb/pages/with_footer.dart';
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
 
-class AccountVerificationPage extends StatelessWidget {
+class AccountVerificationPage extends StatefulWidget {
   final String token;
 
   const AccountVerificationPage({super.key, required this.token});
 
   @override
-  Widget build(BuildContext context) => StatusPage<bool>(
+  State<AccountVerificationPage> createState() => _AccountVerificationPageState();
-    operation: () async => VerificationService.verify(token), 
+}
-    errorMessage: AppLocalizations.of(context)!.accountVerificationFailed,
+
-    successMessage: AppLocalizations.of(context)!.accountVerified, 
+class _AccountVerificationPageState extends State<AccountVerificationPage> {
-    successDescription: AppLocalizations.of(context)!.accountVerifiedDescription,
+  @override
-  );
+  void initState() {
+    super.initState();
+    context.read<EmailVerificationProvider>().verify(widget.token);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return const _AccountVerificationContent();
+  }
+}
+
+class _AccountVerificationContent extends StatelessWidget {
+  const _AccountVerificationContent();
+
+  @override
+  Widget build(BuildContext context) {
+    final locs = AppLocalizations.of(context)!;
+    final provider = context.watch<EmailVerificationProvider>();
+    final action = OutlinedButton.icon(
+      onPressed: () => navigateAndReplace(context, Pages.login),
+      icon: const Icon(Icons.login),
+      label: Text(locs.login),
+    );
+
+    Widget content;
+    if (provider.isLoading) {
+      content = const Center(child: CircularProgressIndicator());
+    } else if (provider.isSuccess) {
+      content = StatusPageSuccess(
+        successMessage: locs.accountVerified,
+        successDescription: locs.accountVerifiedDescription,
+        action: action,
+      );
+    } else {
+      content = exceptionToErrorPage(
+        context: context,
+        title: locs.verificationFailed,
+        errorMessage: locs.accountVerificationFailed,
+        exception: provider.error ?? Exception(locs.accountVerificationFailed),
+      );
+    }
+
+    return PageWithFooter(
+      appBar: AppBar(
+        title: Text(locs.verifyAccount),
+        centerTitle: true,
+        actions: [
+          const LocaleChangerDropdown(
+            availableLocales: AppLocalizations.supportedLocales,
+          ),
+        ],
+      ),
+      child: content,
+    );
+  }
 }

frontend/pweb/lib/utils/error/snackbar.dart

@@ -1,53 +1,59 @@
 import 'dart:async';
 
 import 'package:flutter/material.dart';
-import 'package:pshared/utils/snackbar.dart';
 
 import 'package:pweb/utils/error/handler.dart';
+import 'package:pweb/utils/snackbar.dart';
 import 'package:pweb/widgets/error/content.dart';
 
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserOfErrorX({
+Future<void> notifyUserOfErrorX({
-  required ScaffoldMessengerState scaffoldMessenger,
+  required BuildContext context,
   required String errorSituation,
   required Object exception,
   required AppLocalizations appLocalizations,
   int delaySeconds = 3,
-}) {
+}) async {
-  // A. Localized user-friendly error message
+  if (!context.mounted) return;
-  final String localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
+  final localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
+  final technicalDetails = exception.toString();
+  final scaffoldMessenger = ScaffoldMessenger.maybeOf(context);
 
-  // B. Technical details for advanced reference
+  if (scaffoldMessenger != null) {
-  final String technicalDetails = exception.toString();
+    final snackBar = _buildMainErrorSnackBar(
+      errorSituation: errorSituation,
+      localizedError: localizedError,
+      technicalDetails: technicalDetails,
+      loc: appLocalizations,
+      scaffoldMessenger: scaffoldMessenger,
+      delaySeconds: delaySeconds,
+    );
+    scaffoldMessenger.showSnackBar(snackBar);
+    return;
+  }
 
-  // C. Build the snack bar
+  await _showErrorDialog(
-  final snackBar = _buildMainErrorSnackBar(
+    context,
-    errorSituation: errorSituation,
+    title: errorSituation,
-    localizedError: localizedError,
+    message: localizedError,
-    technicalDetails: technicalDetails,
-    loc: appLocalizations,
-    scaffoldMessenger: scaffoldMessenger,
-    delaySeconds: delaySeconds,
   );
-
-  // D. Show it
-  return scaffoldMessenger.showSnackBar(snackBar);
 }
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserOfError({
+Future<void> notifyUserOfError({
   required BuildContext context,
   required String errorSituation,
   required Object exception,
   int delaySeconds = 3,
-}) => notifyUserOfErrorX(
+}) =>
-  scaffoldMessenger: ScaffoldMessenger.of(context), 
+    notifyUserOfErrorX(
-  errorSituation: errorSituation, 
+      context: context,
-  exception: exception, 
+      errorSituation: errorSituation,
-  appLocalizations: AppLocalizations.of(context)!,
+      exception: exception,
-  delaySeconds: delaySeconds,
+      appLocalizations: AppLocalizations.of(context)!,
-);
+      delaySeconds: delaySeconds,
+    );
 
 Future<T?> executeActionWithNotification<T>({
   required BuildContext context,
@@ -56,19 +62,17 @@ Future<T?> executeActionWithNotification<T>({
   String? successMessage,
   int delaySeconds = 3,
 }) async {
-  final scaffoldMessenger = ScaffoldMessenger.of(context);
   final localizations = AppLocalizations.of(context)!;
 
   try {
     final result = await action();
     if (successMessage != null) {
-      notifyUser(context, successMessage, delaySeconds: delaySeconds);
+      await notifyUser(context, successMessage, delaySeconds: delaySeconds);
     }
     return result;
   } catch (e) {
-    // Report the error using your existing notifier.
+    await notifyUserOfErrorX(
-    notifyUserOfErrorX(
+      context: context,
-      scaffoldMessenger: scaffoldMessenger,
       errorSituation: errorMessage,
       exception: e,
       appLocalizations: localizations,
@@ -78,43 +82,48 @@ Future<T?> executeActionWithNotification<T>({
   return null;
 }
 
-Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUserOfError({
+Future<void> postNotifyUserOfError({
-  required ScaffoldMessengerState scaffoldMessenger,
+  required BuildContext context,
   required String errorSituation,
   required Object exception,
   required AppLocalizations appLocalizations,
   int delaySeconds = 3,
 }) {
+  final completer = Completer<void>();
 
-  final completer = Completer<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>>();
+  WidgetsBinding.instance.addPostFrameCallback((_) async {
-
+    if (!context.mounted) {
-  WidgetsBinding.instance.addPostFrameCallback((_) => completer.complete(notifyUserOfErrorX(
+      completer.complete();
-      scaffoldMessenger: scaffoldMessenger,
+      return;
+    }
+    await notifyUserOfErrorX(
+      context: context,
       errorSituation: errorSituation,
       exception: exception,
       appLocalizations: appLocalizations,
       delaySeconds: delaySeconds,
-    )),
+    );
-  );
+    completer.complete();
+  });
 
   return completer.future;
 }
 
-Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUserOfErrorX({
+Future<void> postNotifyUserOfErrorX({
   required BuildContext context,
   required String errorSituation,
   required Object exception,
   int delaySeconds = 3,
-}) => postNotifyUserOfError(
+}) =>
-  scaffoldMessenger: ScaffoldMessenger.of(context), 
+    postNotifyUserOfError(
-  errorSituation: errorSituation, 
+      context: context,
-  exception: exception, 
+      errorSituation: errorSituation,
-  appLocalizations: AppLocalizations.of(context)!,
+      exception: exception,
-  delaySeconds: delaySeconds,
+      appLocalizations: AppLocalizations.of(context)!,
-);
+      delaySeconds: delaySeconds,
+    );
 
 
-/// 2) A helper function that returns the main SnackBar widget
 SnackBar _buildMainErrorSnackBar({
   required String errorSituation,
   required String localizedError,
@@ -122,17 +131,42 @@ SnackBar _buildMainErrorSnackBar({
   required AppLocalizations loc,
   required ScaffoldMessengerState scaffoldMessenger,
   int delaySeconds = 3,
-}) => SnackBar(
+}) =>
-  duration: Duration(seconds: delaySeconds),
+    SnackBar(
-  content: ErrorSnackBarContent(
+      duration: Duration(seconds: delaySeconds),
-    situation: errorSituation,
+      content: ErrorSnackBarContent(
-    localizedError: localizedError,
+        situation: errorSituation,
-  ),
+        localizedError: localizedError,
-  action: SnackBarAction(
+      ),
-    label: loc.showDetailsAction, 
+      action: SnackBarAction(
-    onPressed: () => scaffoldMessenger.showSnackBar(SnackBar(
+        label: loc.showDetailsAction,
-      content: Text(technicalDetails),
+        onPressed: () => scaffoldMessenger.showSnackBar(
-      duration: const Duration(seconds: 6),
+          SnackBar(
-    )),
+            content: Text(technicalDetails),
-  ),
+            duration: const Duration(seconds: 6),
-);
+          ),
+        ),
+      ),
+    );
+
+Future<void> _showErrorDialog(
+  BuildContext context, {
+  required String title,
+  required String message,
+}) async {
+  if (!context.mounted) return;
+  final loc = AppLocalizations.of(context)!;
+  await showDialog<void>(
+    context: context,
+    builder: (dialogContext) => AlertDialog(
+      title: Text(title),
+      content: Text(message),
+      actions: [
+        TextButton(
+          onPressed: () => Navigator.of(dialogContext).pop(),
+          child: Text(loc.ok),
+        ),
+      ],
+    ),
+  );
+}

frontend/pweb/lib/utils/notify.dart

@@ -13,19 +13,18 @@ Future<void> invokeAndNotify<T>(
   void Function(Object)? onError,
   void Function(T)? onSuccess,
 }) async {
-  final sm = ScaffoldMessenger.of(context);
   final locs = AppLocalizations.of(context)!;
   try {
     final res = await operation();
     if (operationSuccess != null) {
-      notifyUserX(sm, operationSuccess);
+      await notifyUser(context, operationSuccess);
     }
     if (onSuccess != null) {
       onSuccess(res);
     }
   } catch (e) {
     notifyUserOfErrorX(
-      scaffoldMessenger: sm, 
+      context: context,
       errorSituation: operationError ?? locs.errorInternalError, 
       exception: e, 
       appLocalizations: locs,

frontend/pweb/lib/utils/snackbar.dart

@@ -2,28 +2,68 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 
+import 'package:pweb/generated/i18n/app_localizations.dart';
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserX(
-  ScaffoldMessengerState sm, 
-  String message, 
-  { int delaySeconds = 3 }
-) => sm.showSnackBar(SnackBar(content: Text(message), duration: Duration(seconds: delaySeconds)));
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUser(
+Future<void> notifyUserX(
   BuildContext context,
-  String message, 
+  String message, {
-  { int delaySeconds = 3 }
+  int delaySeconds = 3,
-) => notifyUserX(ScaffoldMessenger.of(context), message, delaySeconds: delaySeconds);
+}) async {
+  if (!context.mounted) return;
+  final scaffoldMessenger = ScaffoldMessenger.maybeOf(context);
+  if (scaffoldMessenger != null) {
+    scaffoldMessenger.showSnackBar(
+      SnackBar(
+        content: Text(message),
+        duration: Duration(seconds: delaySeconds),
+      ),
+    );
+    return;
+  }
 
-Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUser(
+  await _showMessageDialog(context, message);
-  BuildContext context, String message, {int delaySeconds = 3}) {
+}
 
-  final completer = Completer<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>>();
+Future<void> notifyUser(
+  BuildContext context,
+  String message, {
+  int delaySeconds = 3,
+}) =>
+    notifyUserX(context, message, delaySeconds: delaySeconds);
 
-  WidgetsBinding.instance.addPostFrameCallback((_) {
+Future<void> postNotifyUser(
-    final controller = notifyUser(context, message, delaySeconds: delaySeconds);
+  BuildContext context,
-    completer.complete(controller);
+  String message, {
+  int delaySeconds = 3,
+}) {
+  final completer = Completer<void>();
+
+  WidgetsBinding.instance.addPostFrameCallback((_) async {
+    if (!context.mounted) {
+      completer.complete();
+      return;
+    }
+    await notifyUser(context, message, delaySeconds: delaySeconds);
+    completer.complete();
   });
 
   return completer.future;
 }
+
+Future<void> _showMessageDialog(BuildContext context, String message) async {
+  if (!context.mounted) return;
+  final loc = AppLocalizations.of(context)!;
+  await showDialog<void>(
+    context: context,
+    builder: (dialogContext) => AlertDialog(
+      title: Text(message),
+      actions: [
+        TextButton(
+          onPressed: () => Navigator.of(dialogContext).pop(),
+          child: Text(loc.ok),
+        ),
+      ],
+    ),
+  );
+}

frontend/pweb/lib/widgets/error/snackbar.dart

@@ -9,45 +9,51 @@ import 'package:pweb/widgets/error/content.dart';
 import 'package:pweb/generated/i18n/app_localizations.dart';
 
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserOfErrorX({
+Future<void> notifyUserOfErrorX({
-  required ScaffoldMessengerState scaffoldMessenger,
+  required BuildContext context,
   required String errorSituation,
   required Object exception,
   required AppLocalizations appLocalizations,
   int delaySeconds = 3,
-}) {
+}) async {
-  // A. Localized user-friendly error message
+  if (!context.mounted) return;
-  final String localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
+  final localizedError = ErrorHandler.handleErrorLocs(appLocalizations, exception);
+  final technicalDetails = exception.toString();
+  final scaffoldMessenger = ScaffoldMessenger.maybeOf(context);
 
-  // B. Technical details for advanced reference
+  if (scaffoldMessenger != null) {
-  final String technicalDetails = exception.toString();
+    final snackBar = _buildMainErrorSnackBar(
+      errorSituation: errorSituation,
+      localizedError: localizedError,
+      technicalDetails: technicalDetails,
+      loc: appLocalizations,
+      scaffoldMessenger: scaffoldMessenger,
+      delaySeconds: delaySeconds,
+    );
+    scaffoldMessenger.showSnackBar(snackBar);
+    return;
+  }
 
-  // C. Build the snack bar
+  await _showErrorDialog(
-  final snackBar = _buildMainErrorSnackBar(
+    context,
-    errorSituation: errorSituation,
+    title: errorSituation,
-    localizedError: localizedError,
+    message: localizedError,
-    technicalDetails: technicalDetails,
-    loc: appLocalizations,
-    scaffoldMessenger: scaffoldMessenger,
-    delaySeconds: delaySeconds,
   );
-
-  // D. Show it
-  return scaffoldMessenger.showSnackBar(snackBar);
 }
 
-ScaffoldFeatureController<SnackBar, SnackBarClosedReason> notifyUserOfError({
+Future<void> notifyUserOfError({
   required BuildContext context,
   required String errorSituation,
   required Object exception,
   int delaySeconds = 3,
-}) => notifyUserOfErrorX(
+}) =>
-  scaffoldMessenger: ScaffoldMessenger.of(context), 
+    notifyUserOfErrorX(
-  errorSituation: errorSituation, 
+      context: context,
-  exception: exception, 
+      errorSituation: errorSituation,
-  appLocalizations: AppLocalizations.of(context)!,
+      exception: exception,
-  delaySeconds: delaySeconds,
+      appLocalizations: AppLocalizations.of(context)!,
-);
+      delaySeconds: delaySeconds,
+    );
 
 Future<T?> executeActionWithNotification<T>({
   required BuildContext context,
@@ -56,19 +62,17 @@ Future<T?> executeActionWithNotification<T>({
   String? successMessage,
   int delaySeconds = 3,
 }) async {
-  final scaffoldMessenger = ScaffoldMessenger.of(context);
   final localizations = AppLocalizations.of(context)!;
 
   try {
     final res = await action();
     if (successMessage != null) {
-      notifyUserX(scaffoldMessenger, successMessage, delaySeconds: delaySeconds);
+      await notifyUser(context, successMessage, delaySeconds: delaySeconds);
     }
     return res;
   } catch (e) {
-    // Report the error using your existing notifier.
+    await notifyUserOfErrorX(
-    notifyUserOfErrorX(
+      context: context,
-      scaffoldMessenger: scaffoldMessenger,
       errorSituation: errorMessage,
       exception: e,
       appLocalizations: localizations,
@@ -78,43 +82,48 @@ Future<T?> executeActionWithNotification<T>({
   return null;
 }
 
-Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUserOfError({
+Future<void> postNotifyUserOfError({
-  required ScaffoldMessengerState scaffoldMessenger,
+  required BuildContext context,
   required String errorSituation,
   required Object exception,
   required AppLocalizations appLocalizations,
   int delaySeconds = 3,
 }) {
+  final completer = Completer<void>();
 
-  final completer = Completer<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>>();
+  WidgetsBinding.instance.addPostFrameCallback((_) async {
-
+    if (!context.mounted) {
-  WidgetsBinding.instance.addPostFrameCallback((_) => completer.complete(notifyUserOfErrorX(
+      completer.complete();
-      scaffoldMessenger: scaffoldMessenger,
+      return;
+    }
+    await notifyUserOfErrorX(
+      context: context,
       errorSituation: errorSituation,
       exception: exception,
       appLocalizations: appLocalizations,
       delaySeconds: delaySeconds,
-    )),
+    );
-  );
+    completer.complete();
+  });
 
   return completer.future;
 }
 
-Future<ScaffoldFeatureController<SnackBar, SnackBarClosedReason>> postNotifyUserOfErrorX({
+Future<void> postNotifyUserOfErrorX({
   required BuildContext context,
   required String errorSituation,
   required Object exception,
   int delaySeconds = 3,
-}) => postNotifyUserOfError(
+}) =>
-  scaffoldMessenger: ScaffoldMessenger.of(context), 
+    postNotifyUserOfError(
-  errorSituation: errorSituation, 
+      context: context,
-  exception: exception, 
+      errorSituation: errorSituation,
-  appLocalizations: AppLocalizations.of(context)!,
+      exception: exception,
-  delaySeconds: delaySeconds,
+      appLocalizations: AppLocalizations.of(context)!,
-);
+      delaySeconds: delaySeconds,
+    );
 
 
-/// 2) A helper function that returns the main SnackBar widget
 SnackBar _buildMainErrorSnackBar({
   required String errorSituation,
   required String localizedError,
@@ -122,17 +131,42 @@ SnackBar _buildMainErrorSnackBar({
   required AppLocalizations loc,
   required ScaffoldMessengerState scaffoldMessenger,
   int delaySeconds = 3,
-}) => SnackBar(
+}) =>
-  duration: Duration(seconds: delaySeconds),
+    SnackBar(
-  content: ErrorSnackBarContent(
+      duration: Duration(seconds: delaySeconds),
-    situation: errorSituation,
+      content: ErrorSnackBarContent(
-    localizedError: localizedError,
+        situation: errorSituation,
-  ),
+        localizedError: localizedError,
-  action: SnackBarAction(
+      ),
-    label: loc.showDetailsAction, 
+      action: SnackBarAction(
-    onPressed: () => scaffoldMessenger.showSnackBar(SnackBar(
+        label: loc.showDetailsAction,
-      content: Text(technicalDetails),
+        onPressed: () => scaffoldMessenger.showSnackBar(
-      duration: const Duration(seconds: 6),
+          SnackBar(
-    )),
+            content: Text(technicalDetails),
-  ),
+            duration: const Duration(seconds: 6),
-);
+          ),
+        ),
+      ),
+    );
+
+Future<void> _showErrorDialog(
+  BuildContext context, {
+  required String title,
+  required String message,
+}) async {
+  if (!context.mounted) return;
+  final loc = AppLocalizations.of(context)!;
+  await showDialog<void>(
+    context: context,
+    builder: (dialogContext) => AlertDialog(
+      title: Text(title),
+      content: Text(message),
+      actions: [
+        TextButton(
+          onPressed: () => Navigator.of(dialogContext).pop(),
+          child: Text(loc.ok),
+        ),
+      ],
+    ),
+  );
+}