info_tren/lib/pages/main/main_page.dart

import 'package:flutter/widgets.dart';
import 'package:info_tren/models/ui_design.dart';
import 'package:info_tren/pages/main/main_page_cupertino.dart';
import 'package:info_tren/pages/main/main_page_material.dart';
import 'package:info_tren/pages/train_info_page/select_train/select_train.dart';
import 'package:info_tren/utils/default_ui_design.dart';

class MainPage extends StatelessWidget {
  final UiDesign? uiDesign;

  const MainPage({ Key? key, this.uiDesign }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    final uiDesign = this.uiDesign ?? defaultUiDesign;
    
    switch (uiDesign) {
      case UiDesign.MATERIAL:
        return MainPageMaterial();
      case UiDesign.CUPERTINO:
        return MainPageCupertino();
      default:
        throw UnmatchedUiDesignException(uiDesign);
    }
  }
}

abstract class MainPageShared extends StatelessWidget {
  final String pageTitle = 'Info Tren';

  List<MainPageOption> get options => [
    MainPageOption(
      name: 'Informații despre tren',
      action: (BuildContext context) {
        onTrainInfoPageInvoke(context);
      },
    ),
    MainPageOption(
      name: 'Tabelă plecari/sosiri',
      // TODO: Implement departure/arrival
      action: null,
    ),
    MainPageOption(
      name: 'Planificare rută',
      // TODO: Implement route planning
      action: null,
    ),
  ];

  onTrainInfoPageInvoke(BuildContext context) {
    Navigator.of(context).pushNamed(SelectTrainPage.routeName);
  }

  onStationBoardPageInvoke(BuildContext context) {

  }

  onRoutePlanPageInvoke(BuildContext context) {

  }
}

class MainPageOption {
  final String name;
  final void Function(BuildContext context)? action;

  MainPageOption({required this.name, this.action});
}