import 'dart:html'; // ignore: avoid_web_libraries_in_flutter
import 'package:flutter/widgets.dart';
import 'step2/main.dart' as step2;
import 'step3/main.dart' as step3;
import 'step4/main.dart' as step4;
import 'step5/main.dart' as step5;

void main() {
  var page = window.location.search ?? '';
  if (page.startsWith('?')) {
    page = page.substring(1);
  }
  return switch (page) {
    'step2' => step2.main(),
    'step3' => step3.main(),
    'step4' => step4.main(),
    'step5' => step5.main(),
    _ => runApp(
        Directionality(
          textDirection: TextDirection.ltr,
          child: Text('Error=> unknown page name "$page"'),
        ),
      ),
  };
}