Surface/lib/main.dart

import 'package:croppy/croppy.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:easy_localization_loader/easy_localization_loader.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:relative_time/relative_time.dart';
import 'package:responsive_framework/responsive_framework.dart';
import 'package:surface/providers/navigation.dart';
import 'package:surface/providers/sn_attachment.dart';
import 'package:surface/providers/sn_network.dart';
import 'package:surface/providers/theme.dart';
import 'package:surface/providers/userinfo.dart';
import 'package:surface/providers/websocket.dart';
import 'package:surface/router.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await EasyLocalization.ensureInitialized();

  if (!kReleaseMode) {
    debugInvertOversizedImages = true;
  }

  runApp(const SolianApp());
}

class SolianApp extends StatelessWidget {
  const SolianApp({super.key});

  @override
  Widget build(BuildContext context) {
    return ResponsiveBreakpoints.builder(
      child: EasyLocalization(
        path: 'assets/translations',
        supportedLocales: [Locale('en', 'US'), Locale('zh', 'CN')],
        fallbackLocale: Locale('en', 'US'),
        useFallbackTranslations: true,
        useOnlyLangCode: true,
        assetLoader: JsonAssetLoader(),
        child: MultiProvider(
          providers: [
            // Display layer
            ChangeNotifierProvider(create: (_) => ThemeProvider()),
            ChangeNotifierProvider(create: (ctx) => NavigationProvider()),

            // Data layer
            Provider(create: (_) => SnNetworkProvider()),
            Provider(create: (ctx) => SnAttachmentProvider(ctx)),
            ChangeNotifierProvider(create: (ctx) => UserProvider(ctx)),
            ChangeNotifierProvider(create: (ctx) => WebSocketProvider(ctx)),
          ],
          child: AppMainContent(),
        ),
      ),
      breakpoints: [
        const Breakpoint(start: 0, end: 450, name: MOBILE),
        const Breakpoint(start: 451, end: 800, name: TABLET),
        const Breakpoint(start: 801, end: 1920, name: DESKTOP),
      ],
    );
  }
}

class AppMainContent extends StatelessWidget {
  const AppMainContent({super.key});

  @override
  Widget build(BuildContext context) {
    context.read<NavigationProvider>();
    context.read<WebSocketProvider>();

    final th = context.watch<ThemeProvider>();

    return MaterialApp.router(
      theme: th.theme?.light,
      darkTheme: th.theme?.dark,
      locale: context.locale,
      supportedLocales: context.supportedLocales,
      localizationsDelegates: [
        CroppyLocalizations.delegate,
        RelativeTimeLocalizations.delegate,
        ...context.localizationDelegates,
      ],
      routerConfig: appRouter,
    );
  }
}