import 'package:comunic/helpers/account_helper.dart';
import 'package:comunic/helpers/database/database_helper.dart';
import 'package:comunic/helpers/preferences_helper.dart';
import 'package:comunic/ui/routes/login_route.dart';
import 'package:comunic/ui/widgets/init_widget.dart';
import 'package:comunic/utils/intl_utils.dart';
import 'package:flutter/material.dart';

/// Main file of the application
///
/// @author Pierre HUBERT

void subMain() async {
  WidgetsFlutterBinding.ensureInitialized();

  // Connect to database
  await DatabaseHelper.open();
  await DatabaseHelper.cleanUpDatabase();

  // Get current system language
  await initTranslations();

  // Check if the user is currently signed in
  final signedIn = await AccountHelper().signedIn();

  runApp(ComunicApplication(
    darkMode: (await PreferencesHelper.getInstance())
        .getBool(PreferencesKeyList.ENABLE_DARK_THEME),
    signedIn: signedIn,
  ));
}

class ComunicApplication extends StatelessWidget {
  final bool darkMode;
  final bool signedIn;

  const ComunicApplication({
    Key key,
    @required this.darkMode,
    @required this.signedIn,
  })  : assert(darkMode != null),
        assert(signedIn != null),
        super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      home: signedIn ? InitializeWidget() : LoginRoute(),
      theme: darkMode ? ThemeData.dark() : ThemeData.light(),
    );
  }
}