flemming-it
9dfa418e92
main() awaited the hub health probe before runApp(); a gRPC-web error out of HubRepository.connect propagated and left the app on a white page. Guard the settings+probe in main() with a MockRepository fallback so the first frame always paints. Signed-off-by: flemming-it <sf@flemming.it>
74 lines
2.5 KiB
Dart
74 lines
2.5 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_localizations/flutter_localizations.dart';
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import 'data/hub_endpoint.dart';
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import 'data/hub_repository.dart';
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import 'data/repository.dart';
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import 'pages/landing_page.dart';
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import 'theme/reclaim_theme.dart';
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void main() async {
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WidgetsFlutterBinding.ensureInitialized();
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// Acquiring settings + probing the hub must never prevent the
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// first frame. Any failure here falls back to demo data so the
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// app always paints instead of hanging on a blank page.
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HubSettings settings;
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EvaluationRepository repository;
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try {
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settings = await HubSettings.load();
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repository = await _pickRepository(settings);
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} catch (_) {
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settings = const HubSettings(
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host: HubSettings.defaultHost,
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port: HubSettings.defaultPort,
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secure: false,
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);
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repository = const MockRepository();
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}
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runApp(ReclaimApp(repository: repository, settings: settings));
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}
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/// Decide which repository to start with.
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///
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/// useHub=false → MockRepository, explicit opt-in to
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/// demo data via the Hub-Reiter.
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/// useHub=true → HubRepository regardless of probe
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/// outcome. When unhealthy the
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/// repository's list() returns [] and
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/// the ModeBanner shows 'hub-down' —
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/// no silent mock fallback that would
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/// quietly demote the app to demo
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/// mode.
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Future<EvaluationRepository> _pickRepository(HubSettings settings) async {
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if (!settings.useHub) return const MockRepository();
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return HubRepository.connect(settings);
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}
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class ReclaimApp extends StatelessWidget {
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const ReclaimApp({
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super.key,
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this.repository = const MockRepository(),
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this.settings,
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});
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final EvaluationRepository repository;
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final HubSettings? settings;
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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title: 'Recl∆Im',
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debugShowCheckedModeBanner: false,
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theme: ReclaimTheme.light(),
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darkTheme: ReclaimTheme.dark(),
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themeMode: ThemeMode.dark,
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localizationsDelegates: const [
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GlobalMaterialLocalizations.delegate,
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GlobalWidgetsLocalizations.delegate,
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GlobalCupertinoLocalizations.delegate,
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],
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supportedLocales: const [Locale('de'), Locale('en')],
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home: LandingPage(repository: repository),
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);
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}
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}
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