init cc

lib/core/routing/route_guards.dart

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+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'route_paths.dart';
+
+/// Authentication state provider
+final authStateProvider = StateNotifierProvider<AuthStateNotifier, AuthState>(
+  (ref) => AuthStateNotifier(),
+);
+
+/// Authentication state
+enum AuthState {
+  unknown,
+  authenticated,
+  unauthenticated,
+}
+
+/// Authentication state notifier
+class AuthStateNotifier extends StateNotifier<AuthState> {
+  AuthStateNotifier() : super(AuthState.unknown) {
+    _checkInitialAuth();
+  }
+
+  Future<void> _checkInitialAuth() async {
+    // TODO: Implement actual auth check logic
+    // For now, simulate checking stored auth token
+    await Future.delayed(const Duration(milliseconds: 500));
+
+    // Mock authentication check
+    // In a real app, you would check secure storage for auth token
+    state = AuthState.unauthenticated;
+  }
+
+  Future<void> login(String email, String password) async {
+    // TODO: Implement actual login logic
+    await Future.delayed(const Duration(seconds: 1));
+    state = AuthState.authenticated;
+  }
+
+  Future<void> logout() async {
+    // TODO: Implement actual logout logic
+    await Future.delayed(const Duration(milliseconds: 300));
+    state = AuthState.unauthenticated;
+  }
+
+  Future<void> register(String email, String password) async {
+    // TODO: Implement actual registration logic
+    await Future.delayed(const Duration(seconds: 1));
+    state = AuthState.authenticated;
+  }
+}
+
+/// Route guard utility class
+class RouteGuard {
+  /// Check if user can access the given route
+  static bool canAccess(String path, AuthState authState) {
+    // Allow access during unknown state (loading)
+    if (authState == AuthState.unknown) {
+      return true;
+    }
+
+    // Check if route requires authentication
+    final requiresAuth = RoutePaths.requiresAuth(path);
+    final isAuthenticated = authState == AuthState.authenticated;
+
+    if (requiresAuth && !isAuthenticated) {
+      return false;
+    }
+
+    // Prevent authenticated users from accessing auth pages
+    if (RoutePaths.isAuthPath(path) && isAuthenticated) {
+      return false;
+    }
+
+    return true;
+  }
+
+  /// Get redirect path based on current route and auth state
+  static String? getRedirectPath(String path, AuthState authState) {
+    if (authState == AuthState.unknown) {
+      return null; // Don't redirect during loading
+    }
+
+    final requiresAuth = RoutePaths.requiresAuth(path);
+    final isAuthenticated = authState == AuthState.authenticated;
+
+    // Redirect unauthenticated users to login
+    if (requiresAuth && !isAuthenticated) {
+      return RoutePaths.login;
+    }
+
+    // Redirect authenticated users away from auth pages
+    if (RoutePaths.isAuthPath(path) && isAuthenticated) {
+      return RoutePaths.home;
+    }
+
+    return null;
+  }
+}
+
+/// Onboarding state provider
+final onboardingStateProvider = StateNotifierProvider<OnboardingStateNotifier, bool>(
+  (ref) => OnboardingStateNotifier(),
+);
+
+/// Onboarding state notifier
+class OnboardingStateNotifier extends StateNotifier<bool> {
+  OnboardingStateNotifier() : super(true) {
+    _checkOnboardingStatus();
+  }
+
+  Future<void> _checkOnboardingStatus() async {
+    // TODO: Check if user has completed onboarding
+    // For now, simulate that onboarding is not completed
+    await Future.delayed(const Duration(milliseconds: 300));
+    state = false; // false means onboarding is completed
+  }
+
+  void completeOnboarding() {
+    state = false;
+    // TODO: Save onboarding completion status to storage
+  }
+}
+
+/// Permission types
+enum Permission {
+  camera,
+  microphone,
+  location,
+  storage,
+  notifications,
+}
+
+/// Permission state provider
+final permissionStateProvider = StateNotifierProvider<PermissionStateNotifier, Map<Permission, bool>>(
+  (ref) => PermissionStateNotifier(),
+);
+
+/// Permission state notifier
+class PermissionStateNotifier extends StateNotifier<Map<Permission, bool>> {
+  PermissionStateNotifier() : super({}) {
+    _initializePermissions();
+  }
+
+  void _initializePermissions() {
+    // Initialize all permissions as not granted
+    state = {
+      for (final permission in Permission.values) permission: false,
+    };
+  }
+
+  Future<void> requestPermission(Permission permission) async {
+    // TODO: Implement actual permission request logic
+    await Future.delayed(const Duration(milliseconds: 500));
+
+    // Mock permission grant
+    state = {
+      ...state,
+      permission: true,
+    };
+  }
+
+  bool hasPermission(Permission permission) {
+    return state[permission] ?? false;
+  }
+
+  bool hasAllPermissions(List<Permission> permissions) {
+    return permissions.every((permission) => hasPermission(permission));
+  }
+}