Code Cleanup

finlog_app/app/lib/core/app/router.dart

@@ -0,0 +1,102 @@
+import 'package:app/modules/app_shell.dart';
+import 'package:app/modules/budget/budget_view.dart';
+import 'package:app/modules/dashboard/dashboard_view.dart';
+import 'package:app/modules/login/pages/login_page.dart';
+import 'package:app/modules/settings/settings_view.dart';
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+import 'package:animations/animations.dart';
+
+enum AppRoute {
+  login('/login'),
+  home('/home'),
+  inventory('/inventory'),
+  inventoryAdd('/inventory/add'),
+  budget('/budget'),
+  expenses('/expenses'),
+  reports('/reports'),
+  settings('/settings');
+
+  const AppRoute(this.path);
+
+  final String path;
+}
+
+class AnimatedPage<T> extends CustomTransitionPage<T> {
+  AnimatedPage({
+    required LocalKey super.key,
+    required super.child,
+    Duration duration = const Duration(milliseconds: 400),
+    SharedAxisTransitionType transitionType =
+        SharedAxisTransitionType.horizontal,
+  }) : super(
+         transitionDuration: duration,
+         transitionsBuilder: (context, animation, secondary, child) {
+           return SharedAxisTransition(
+             animation: animation,
+             secondaryAnimation: secondary,
+             transitionType: transitionType,
+             child: child,
+           );
+         },
+       );
+}
+
+GoRoute _r(
+  AppRoute route,
+  Widget Function(BuildContext, GoRouterState) builder, {
+  List<RouteBase> routes = const [],
+  SharedAxisTransitionType transitionType = SharedAxisTransitionType.horizontal,
+}) {
+  return GoRoute(
+    path: route.path,
+    name: route.name,
+    pageBuilder: (context, state) => AnimatedPage<void>(
+      key: state.pageKey,
+      child: builder(context, state),
+      transitionType: transitionType,
+    ),
+    routes: routes,
+  );
+}
+
+GoRouter buildAppRouter(AppRoute initialRoute) {
+  return GoRouter(
+    initialLocation: initialRoute.path,
+    routes: [
+      // Login separat, ohne Shell
+      _r(AppRoute.login, (ctx, st) => const LoginPage()),
+
+      // App-Inhalte innerhalb der Shell (AppBar + Drawer bleiben stehen)
+      ShellRoute(
+        builder: (context, state, child) => AppShell(child: child),
+        routes: [
+          _r(AppRoute.home, (ctx, st) => const DashboardView()),
+          _r(AppRoute.budget, (ctx, st) => const BudgetView()),
+          _r(AppRoute.settings, (ctx, st) => const SettingsView()),
+
+          // Stubs – aktualisiere hier, wenn deine Seiten fertig sind:
+          _r(
+            AppRoute.inventory,
+            (ctx, st) => const Center(child: Text('Inventar')),
+            routes: [
+              _r(
+                AppRoute.inventoryAdd,
+                (ctx, st) => const Center(child: Text('Inventar: Hinzufügen')),
+              ),
+            ],
+          ),
+          _r(
+            AppRoute.expenses,
+            (ctx, st) => const Center(child: Text('Ausgaben')),
+          ),
+          _r(
+            AppRoute.reports,
+            (ctx, st) =>
+                const Center(child: Text('Reports – Auswertungen & Diagramme')),
+          ),
+        ],
+      ),
+    ],
+  );
+}

finlog_app/app/lib/core/app/startup/domain/initialize_app.dart

@@ -0,0 +1,12 @@
+import 'package:app/core/app/router.dart';
+
+class InitializeAppUseCase {
+  Future<AppRoute> call() async {
+    // Beispiel: ggf. weitere Init-Schritte
+    // await _migrateIfNeeded(prefs);
+    // await _warmupCaches();
+
+    // return auth.isLoggedIn ? AppRoute.home : AppRoute.login;
+    return AppRoute.login;
+  }
+}

finlog_app/app/lib/core/app/theme.dart

@@ -0,0 +1,58 @@
+import 'package:flutter/material.dart';
+import 'package:fluttery/fluttery.dart';
+import 'package:fluttery/preferences.dart';
+
+/// Controls the current theme of the application.
+/// Loads the theme from Preferences or falls back to system default.
+class ThemeController extends ChangeNotifier {
+  final Preferences _prefs;
+
+  // vars
+  ThemeMode _themeMode = ThemeMode.system;
+
+  /// Constructor
+  ThemeController() : _prefs = App.service<Preferences>();
+
+  /// Loads theme from Preferences (or defaults to system).
+  Future<void> init() async {
+    final saved = await _prefs.getString('theme');
+    if (saved == null) {
+      _themeMode = ThemeMode.system;
+    } else {
+      _themeMode = _fromString(saved);
+    }
+    notifyListeners();
+  }
+
+  /// Sets theme and persists it in Preferences.
+  Future<void> setTheme(ThemeMode mode) async {
+    _themeMode = mode;
+    notifyListeners();
+    await _prefs.setString('theme', _toString(mode));
+  }
+
+  ThemeMode _fromString(String value) {
+    switch (value) {
+      case 'light':
+        return ThemeMode.light;
+      case 'dark':
+        return ThemeMode.dark;
+      case 'system':
+      default:
+        return ThemeMode.system;
+    }
+  }
+
+  String _toString(ThemeMode mode) {
+    switch (mode) {
+      case ThemeMode.light:
+        return 'light';
+      case ThemeMode.dark:
+        return 'dark';
+      case ThemeMode.system:
+        return 'system';
+    }
+  }
+
+  ThemeMode get themeMode => _themeMode;
+}