V1 - Personal Account and Budgeting Done

Personal Account and Budgeting

kifi-app/lib/main.dart

@@ -0,0 +1,122 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:flutter_secure_storage/flutter_secure_storage.dart';
+import 'package:local_auth/local_auth.dart';
+import 'core/theme/app_theme.dart';
+import 'core/theme/theme_provider.dart';
+import 'features/auth/presentation/auth_screen.dart';
+import 'features/dashboard/presentation/dashboard_screen.dart';
+import 'features/onboarding/presentation/onboarding_screen.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'core/network/dio_client.dart';
+
+final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
+
+void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+  runApp(
+    const ProviderScope(
+      child: KifiApp(),
+    ),
+  );
+}
+
+class KifiApp extends ConsumerStatefulWidget {
+  const KifiApp({super.key});
+
+  @override
+  ConsumerState<KifiApp> createState() => _KifiAppState();
+}
+
+class _KifiAppState extends ConsumerState<KifiApp> {
+  bool _isLoading = true;
+  bool _isAuthenticated = false;
+  bool _hasSeenOnboarding = false;
+  final LocalAuthentication _localAuth = LocalAuthentication();
+  String? _startupError;
+
+  @override
+  void initState() {
+    super.initState();
+    _checkAuthStatus();
+  }
+
+  Future<bool> _authenticateWithBiometrics() async {
+    try {
+      final canCheckBiometrics = await _localAuth.canCheckBiometrics;
+      final isDeviceSupported = await _localAuth.isDeviceSupported();
+      
+      if (!canCheckBiometrics && !isDeviceSupported) {
+        return true; // Pass if device doesn't support biometrics to avoid locking users out
+      }
+      
+      return await _localAuth.authenticate(
+        localizedReason: 'Please authenticate to access Kifi',
+        biometricOnly: true,
+        persistAcrossBackgrounding: true,
+      );
+    } catch (e) {
+      return false; // Fail safe
+    }
+  }
+
+  Future<void> _checkAuthStatus() async {
+    try {
+      const storage = FlutterSecureStorage();
+      final token = await storage.read(key: 'jwt_token');
+      final prefs = await SharedPreferences.getInstance();
+      final hasSeenOnboarding = prefs.getBool('has_seen_onboarding') ?? false;
+      
+      if (token != null && token.isNotEmpty) {
+        // Prompt for biometrics if returning user
+        final authSuccess = await _authenticateWithBiometrics();
+        if (!authSuccess) {
+          setState(() {
+            _isAuthenticated = false;
+            _hasSeenOnboarding = hasSeenOnboarding;
+            _isLoading = false;
+          });
+          return; // User failed biometrics, leave them on login screen
+        }
+
+        setState(() {
+          _isAuthenticated = true;
+          _hasSeenOnboarding = hasSeenOnboarding;
+          _isLoading = false;
+        });
+      } else {
+        setState(() {
+          _isAuthenticated = false;
+          _hasSeenOnboarding = hasSeenOnboarding;
+          _isLoading = false;
+        });
+      }
+    } catch (e, stacktrace) {
+      setState(() {
+        _startupError = e.toString();
+        _isLoading = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final themeMode = ref.watch(themeProvider);
+
+    return MaterialApp(
+      navigatorKey: navigatorKey,
+      title: 'Kifi',
+      debugShowCheckedModeBanner: false,
+      theme: AppTheme.lightTheme,
+      darkTheme: AppTheme.darkTheme,
+      themeMode: themeMode,
+      home: _startupError != null 
+          ? Scaffold(body: Center(child: Padding(padding: const EdgeInsets.all(20), child: Text("Startup Error: $_startupError", style: const TextStyle(color: Colors.red)))))
+          : _isLoading 
+              ? const Scaffold(body: Center(child: CircularProgressIndicator()))
+              : (!_hasSeenOnboarding 
+                  ? const OnboardingScreen() 
+                  : (_isAuthenticated ? const DashboardScreen() : const AuthScreen())),
+    );
+  }
+}