fluffychat/lib/main.dart

// @dart=2.9
import 'dart:async';

import 'package:adaptive_theme/adaptive_theme.dart';
import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/utils/sentry_controller.dart';
import 'package:fluffychat/views/homeserver_picker.dart';
import 'package:flushbar/flushbar_helper.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:future_loading_dialog/future_loading_dialog.dart';
import 'package:universal_html/prefer_universal/html.dart' as html;

import 'components/matrix.dart';
import 'config/themes.dart';
import 'utils/localized_exception_extension.dart';
import 'app_config.dart';
import 'views/chat_list.dart';

void main() async {
  SystemChrome.setSystemUIOverlayStyle(
      SystemUiOverlayStyle(statusBarColor: Colors.transparent));
  FlutterError.onError = (FlutterErrorDetails details) =>
      Zone.current.handleUncaughtError(details.exception, details.stack);
  runZonedGuarded(
    () => runApp(App()),
    SentryController.captureException,
  );
}

class App extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Matrix(
      child: Builder(
        builder: (BuildContext context) => AdaptiveTheme(
          light: FluffyThemes.light,
          dark: FluffyThemes.dark,
          initial: AdaptiveThemeMode.system,
          builder: (theme, darkTheme) => MaterialApp(
            title: '${AppConfig.applicationName}',
            theme: theme,
            darkTheme: darkTheme,
            localizationsDelegates: L10n.localizationsDelegates,
            supportedLocales: L10n.supportedLocales,
            locale: kIsWeb
                ? Locale(html.window.navigator.language.split('-').first)
                : null,
            home: FutureBuilder<LoginState>(
              future:
                  Matrix.of(context).client.onLoginStateChanged.stream.first,
              builder: (context, snapshot) {
                LoadingDialog.defaultTitle = L10n.of(context).loadingPleaseWait;
                LoadingDialog.defaultBackLabel = L10n.of(context).close;
                LoadingDialog.defaultOnError =
                    (Object e) => e.toLocalizedString(context);
                if (snapshot.hasError) {
                  WidgetsBinding.instance
                      .addPostFrameCallback((_) => FlushbarHelper.createError(
                            title: L10n.of(context).oopsSomethingWentWrong,
                            message: snapshot.error.toString(),
                          ).show(context));
                  return HomeserverPicker();
                }
                if (!snapshot.hasData) {
                  return Scaffold(
                    body: Center(
                      child: CircularProgressIndicator(),
                    ),
                  );
                }
                if (Matrix.of(context).client.isLogged()) {
                  return ChatListView();
                }
                return HomeserverPicker();
              },
            ),
          ),
        ),
      ),
    );
  }
}