f

lib/features/auth/presentation/providers/auth_provider.dart

@@ -60,18 +60,20 @@ class AuthState {
     bool? isAuthenticated,
     bool? isLoading,
     String? errorMessage,
+    bool clearUser = false,
+    bool clearError = false,
   }) {
     return AuthState(
-      user: user ?? this.user,
+      user: clearUser ? null : (user ?? this.user),
       isAuthenticated: isAuthenticated ?? this.isAuthenticated,
       isLoading: isLoading ?? this.isLoading,
-      errorMessage: errorMessage ?? this.errorMessage,
+      errorMessage: clearError ? null : (errorMessage ?? this.errorMessage),
     );
   }
 }
 
 /// Auth state notifier provider
-@riverpod
+@Riverpod(keepAlive: true)
 class Auth extends _$Auth {
   @override
   AuthState build() {
@@ -119,13 +121,14 @@ class Auth extends _$Auth {
     required String email,
     required String password,
   }) async {
-    state = state.copyWith(isLoading: true, errorMessage: null);
+    state = state.copyWith(isLoading: true, clearError: true);
 
     final result = await _repository.login(email: email, password: password);
 
     return result.fold(
       (failure) {
         state = state.copyWith(
+          isAuthenticated: false,
           isLoading: false,
           errorMessage: failure.message,
         );
@@ -150,7 +153,7 @@ class Auth extends _$Auth {
     required String password,
     List<String> roles = const ['user'],
   }) async {
-    state = state.copyWith(isLoading: true, errorMessage: null);
+    state = state.copyWith(isLoading: true, clearError: true);
 
     final result = await _repository.register(
       name: name,
@@ -162,6 +165,7 @@ class Auth extends _$Auth {
     return result.fold(
       (failure) {
         state = state.copyWith(
+          isAuthenticated: false,
           isLoading: false,
           errorMessage: failure.message,
         );
@@ -181,7 +185,7 @@ class Auth extends _$Auth {
 
   /// Get user profile (refresh user data)
   Future<void> getProfile() async {
-    state = state.copyWith(isLoading: true, errorMessage: null);
+    state = state.copyWith(isLoading: true, clearError: true);
 
     final result = await _repository.getProfile();
 
@@ -195,6 +199,7 @@ class Auth extends _$Auth {
       (user) {
         state = state.copyWith(
           user: user,
+          isAuthenticated: true,
           isLoading: false,
         );
       },