fix: login flow issues

lib/bootstrap.dart

@@ -7,10 +7,13 @@ import 'package:anystep/core/firebase/firebase.dart';
 import 'package:anystep/env/env.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:anystep/core/config/router/url_strategy.dart';
 import 'package:posthog_flutter/posthog_flutter.dart';
 import 'package:supabase_flutter/supabase_flutter.dart';
 
 void bootstrap(FutureOr<Widget> Function() builder) async {
+  setPathUrlStrategy();
+
   // Ensure that Flutter is initialized
   WidgetsFlutterBinding.ensureInitialized();
 

lib/core/config/router/url_strategy.dart

@@ -0,0 +1,4 @@
+import 'url_strategy_stub.dart'
+    if (dart.library.html) 'url_strategy_web.dart';
+
+void setPathUrlStrategy() => setUrlStrategy();

lib/core/config/router/url_strategy_stub.dart

@@ -0,0 +1 @@
+void setUrlStrategy() {}

lib/core/config/router/url_strategy_web.dart

@@ -0,0 +1,5 @@
+import 'package:flutter_web_plugins/flutter_web_plugins.dart';
+
+void setUrlStrategy() {
+  usePathUrlStrategy();
+}

lib/core/features/auth/data/auth_repository.dart

@@ -119,11 +119,21 @@ class AuthRepository {
       await _supabase.signInWithPassword(email: email, password: password);
       return null;
     } on AuthApiException catch (e) {
-      if (e.code == "email_not_confirmed") {
-        Log.w('Email not confirmed for user: $email');
-        return 'Please confirm your email address and try again. An email has been sent to you with instructions.';
+      switch (e.code) {
+        case "email_not_confirmed":
+          {
+            Log.w('Email not confirmed for user: $email');
+            return 'Please confirm your email address and try again. An email has been sent to you with instructions.';
+          }
+        case "over_email_send_rate_limit":
+          {
+            Log.w('Signup email rate limit exceeded for user: $email');
+            return 'Too many signup attempts. Please wait and try again later.';
+          }
+        default:
+          Log.e('Signup failed for user: $email', e);
+          return 'Signup failed. Please try again.';
       }
-      return 'Signup failed. Please try again.';
     } catch (e, st) {
       Log.e('Signup failed', e, st);
       return 'An error occurred';

lib/core/features/auth/presentation/email_confirmed/email_confirmed_screen.dart

@@ -1,5 +1,4 @@
 import 'package:anystep/core/common/constants/spacing.dart';
-import 'package:anystep/core/common/widgets/any_step_app_bar.dart';
 import 'package:anystep/core/common/widgets/any_step_scaffold.dart';
 import 'package:anystep/core/common/widgets/max_width_container.dart';
 import 'package:anystep/core/features/auth/presentation/login/login_screen.dart';
@@ -16,19 +15,44 @@ class EmailConfirmedScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final loc = AppLocalizations.of(context);
+    final params = GoRouterState.of(context).uri.queryParameters;
+    final errorDescription = params['error_description'];
+    final errorCode = params['error_code'];
+    final hasError =
+        (params['error']?.isNotEmpty ?? false) ||
+        (errorCode?.isNotEmpty ?? false) ||
+        (errorDescription?.isNotEmpty ?? false);
+    final errorMessage = errorDescription ?? errorCode ?? params['error'];
     return AnyStepScaffold(
-      appBar: AnyStepAppBar(title: Text(loc.emailConfirmedTitle)),
       body: MaxWidthContainer(
         child: Padding(
           padding: const EdgeInsets.all(AnyStepSpacing.md16),
           child: Center(
             child: Column(
               mainAxisAlignment: MainAxisAlignment.center,
               children: [
-                Text(loc.emailConfirmedTitle, style: Theme.of(context).textTheme.titleLarge),
-                const SizedBox(height: AnyStepSpacing.sm8),
-                Text(loc.emailConfirmedMessage, style: Theme.of(context).textTheme.bodyMedium),
-                const SizedBox(height: AnyStepSpacing.md16),
+                if (hasError) ...[
+                  Icon(Icons.error_outline, size: 64, color: Theme.of(context).colorScheme.error),
+                  const SizedBox(height: AnyStepSpacing.md16),
+                  Text(
+                    errorMessage ?? loc.failedToLoad,
+                    style: Theme.of(
+                      context,
+                    ).textTheme.titleLarge?.copyWith(color: Theme.of(context).colorScheme.error),
+                    textAlign: TextAlign.center,
+                  ),
+                ] else ...[
+                  Icon(
+                    Icons.check_circle_outline,
+                    size: 64,
+                    color: Theme.of(context).colorScheme.primary,
+                  ),
+                  const SizedBox(height: AnyStepSpacing.md16),
+                  Text(loc.emailConfirmedTitle, style: Theme.of(context).textTheme.titleLarge),
+                  const SizedBox(height: AnyStepSpacing.sm8),
+                  Text(loc.emailConfirmedMessage, style: Theme.of(context).textTheme.bodyMedium),
+                ],
+                const SizedBox(height: AnyStepSpacing.md24),
                 ElevatedButton(
                   onPressed: () => context.go(LoginScreen.path),
                   child: Text(loc.login),

lib/core/features/auth/presentation/sign_up/sign_up_screen.dart

@@ -6,8 +6,10 @@ import 'package:anystep/l10n/generated/app_localizations.dart';
 import 'package:flutter_form_builder/flutter_form_builder.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:form_builder_validators/form_builder_validators.dart';
+import 'package:go_router/go_router.dart';
 
 import 'sign_up_screen_controller.dart';
+import 'package:anystep/core/features/auth/presentation/confirm_email_screen.dart';
 
 class SignUpScreen extends ConsumerStatefulWidget {
   const SignUpScreen({super.key});
@@ -28,6 +30,12 @@ class _SignUpScreenState extends ConsumerState<SignUpScreen> {
     final state = ref.watch(signUpScreenControllerProvider);
     final loc = AppLocalizations.of(context);
 
+    ref.listen(signUpScreenControllerProvider, (previous, next) {
+      if (next.needsEmailConfirmation) {
+        context.go(ConfirmEmailScreen.path);
+      }
+    });
+
     return AnyStepScaffold(
       appBar: AnyStepAppBar(title: Text(loc.backToLogin)),
       body: MaxWidthContainer(
@@ -77,8 +85,11 @@ class _SignUpScreenState extends ConsumerState<SignUpScreen> {
                       labelText: loc.password,
                       obscureText: true,
                       validator: FormBuilderValidators.password(
+                        minLowercaseCount: 0,
+                        minUppercaseCount: 0,
+                        minNumberCount: 0,
                         minSpecialCharCount: 0,
-                        errorText: '',
+                        errorText: loc.passwordMinLength,
                       ),
                     ),
                     AnyStepTextField(

lib/core/features/auth/presentation/sign_up/sign_up_screen_controller.dart

@@ -27,10 +27,18 @@ class SignUpScreenController extends _$SignUpScreenController {
       );
       if (result == null) {
         await ref.read(eventNotificationsControllerProvider.notifier).enableOnSignup();
-        state = state.copyWith(isLoading: false, success: true);
+        state = state.copyWith(isLoading: false, success: true, needsEmailConfirmation: false);
         Log.d('Sign up successful, user created');
+      } else if (result.contains('confirm your email address')) {
+        state = state.copyWith(
+          isLoading: false,
+          success: true,
+          needsEmailConfirmation: true,
+          error: null,
+        );
       } else {
-        state = state.copyWith(isLoading: false, error: result);
+        state = state.copyWith(isLoading: false, error: result, needsEmailConfirmation: false);
+        Log.d('Sign up failed: $result');
       }
     } catch (e, st) {
       Log.e("Error signing up", e, st);

lib/core/features/auth/presentation/sign_up/sign_up_screen_state.dart

@@ -7,6 +7,7 @@ abstract class SignUpScreenState with _$SignUpScreenState {
   const factory SignUpScreenState({
     @Default(false) bool isLoading,
     @Default(false) bool success,
+    @Default(false) bool needsEmailConfirmation,
     String? error,
   }) = _SignUpScreenState;
 }

lib/core/features/profile/data/current_user.dart

@@ -41,7 +41,12 @@ Stream<UserModel?> currentUserStream(Ref ref) async* {
   }
 
   try {
-    if (authState.value == null) throw Exception('No user logged in');
+    if (authState.isLoading) {
+      final resolved = await ref.watch(authStateStreamProvider.future);
+      if (resolved == null) throw Exception('No user logged in');
+    } else if (authState.value == null) {
+      throw Exception('No user logged in');
+    }
 
     final user = await ref
         .read(userRepositoryProvider)