initial commit

lib/app/view/app.dart

@@ -0,0 +1,106 @@
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_blue_plus_windows/flutter_blue_plus_windows.dart';
+import 'package:flutter_localizations/flutter_localizations.dart';
+import 'package:forui/forui.dart';
+import 'package:xiao_pet_tracker/app_router/app_router.dart';
+import 'package:xiao_pet_tracker/bootstrap.dart';
+import 'package:xiao_pet_tracker/l10n/l10n.dart';
+
+class AppView extends StatefulWidget {
+  const AppView({super.key});
+
+  @override
+  State<AppView> createState() => _AppState();
+}
+
+class _AppState extends State<AppView> {
+  BluetoothAdapterState _adapterState = BluetoothAdapterState.unknown;
+
+  late StreamSubscription<BluetoothAdapterState> _adapterStateStateSubscription;
+
+  @override
+  void initState() {
+    super.initState();
+    _adapterStateStateSubscription =
+        FlutterBluePlus.adapterState.listen((state) {
+      _adapterState = state;
+      if (mounted) {
+        setState(() {});
+      }
+    });
+  }
+
+  @override
+  void dispose() {
+    _adapterStateStateSubscription.cancel();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    // Widget screen = _adapterState == BluetoothAdapterState.on
+    //     ? const HomePage()
+    //     : BluetoothOffScreen(
+    //         adapterState: _adapterState,
+    //       );
+
+    // only allow portrait orientations
+    SystemChrome.setPreferredOrientations([
+      DeviceOrientation.portraitUp,
+      DeviceOrientation.portraitDown,
+    ]);
+
+    return MaterialApp.router(
+      title: 'Xiao Pet Tracker',
+      localizationsDelegates: const [
+        AppLocalizations.delegate,
+        GlobalMaterialLocalizations.delegate,
+        GlobalWidgetsLocalizations.delegate,
+        GlobalCupertinoLocalizations.delegate,
+      ],
+      // localizationsDelegates: AppLocalizations.localizationsDelegates,
+      supportedLocales: AppLocalizations.supportedLocales,
+      routerConfig: getIt<AppRouter>().config(),
+      theme: ThemeData(),
+      darkTheme: ThemeData.dark(),
+      builder: (context, child) => FTheme(
+        data: MediaQuery.of(context).platformBrightness == Brightness.light
+            ? FThemes.zinc.light
+            : FThemes.zinc.dark,
+        child: child!,
+      ),
+    );
+  }
+}
+
+// This observer listens for Bluetooth Off and dismisses the DeviceScreen
+class BluetoothAdapterStateObserver extends NavigatorObserver {
+  StreamSubscription<BluetoothAdapterState>? _adapterStateSubscription;
+
+  @override
+  void didPush(Route route, Route? previousRoute) {
+    super.didPush(route, previousRoute);
+    if (route.settings.name == '/DeviceScreen') {
+      // Start listening to Bluetooth state changes when a new route is pushed
+      _adapterStateSubscription ??= FlutterBluePlus.adapterState.listen(
+        (state) {
+          if (state != BluetoothAdapterState.on) {
+            // Pop the current route if Bluetooth is off
+            navigator?.pop();
+          }
+        },
+      );
+    }
+  }
+
+  @override
+  void didPop(Route route, Route? previousRoute) {
+    super.didPop(route, previousRoute);
+    // Cancel the subscription when the route is popped
+    _adapterStateSubscription?.cancel();
+    _adapterStateSubscription = null;
+  }
+}