flutter_server_box/lib/app.dart

import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:toolbox/core/extension/locale.dart';

import 'core/utils/ui.dart';
import 'data/res/build_data.dart';
import 'data/res/color.dart';
import 'data/store/setting.dart';
import 'locator.dart';
import 'view/page/home.dart';

class MyApp extends StatelessWidget {
  MyApp({Key? key}) : super(key: key);

  final _setting = locator<SettingStore>();

  @override
  Widget build(BuildContext context) {
    setTransparentNavigationBar(context);
    primaryColor = Color(_setting.primaryColor.fetch()!);

    return ValueListenableBuilder<int>(
      valueListenable: _setting.themeMode.listenable(),
      builder: (_, tMode, __) {
        final ok = tMode >= 0 && tMode <= ThemeMode.values.length - 1;
        // Issue #57
        // if not [ok] -> [AMOLED] mode, use [ThemeMode.dark]
        final themeMode = ok ? ThemeMode.values[tMode] : ThemeMode.dark;
        final localeStr = _setting.locale.fetch();
        final locale = localeStr?.toLocale;
        final darkTheme = ThemeData(
          useMaterial3: true,
          brightness: Brightness.dark,
          colorSchemeSeed: primaryColor,
        );

        return MaterialApp(
          debugShowCheckedModeBanner: false,
          locale: locale,
          localizationsDelegates: S.localizationsDelegates,
          supportedLocales: S.supportedLocales,
          title: BuildData.name,
          themeMode: themeMode,
          theme: ThemeData(
            useMaterial3: true,
            colorSchemeSeed: primaryColor,
          ),
          darkTheme: ok
              ? darkTheme
              : darkTheme.copyWith(
                  scaffoldBackgroundColor: Colors.black,
                  dialogBackgroundColor: Colors.black,
                  drawerTheme: const DrawerThemeData(
                    backgroundColor: Colors.black,
                  ),
                  appBarTheme: const AppBarTheme(
                    backgroundColor: Colors.black,
                  ),
                  bottomSheetTheme: const BottomSheetThemeData(
                    backgroundColor: Colors.black,
                  ),
                  listTileTheme: const ListTileThemeData(
                    tileColor: Colors.black12,
                  ),
                  cardTheme: const CardTheme(
                    color: Colors.black12,
                  ),
                  navigationBarTheme: const NavigationBarThemeData(
                    backgroundColor: Colors.black,
                  ),
                ),
          home: const HomePage(),
        );
      },
    );
  }
}