samples/platform_channels/lib/main.dart

// Copyright 2020 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:platform_channels/src/add_pet_details.dart';
import 'package:platform_channels/src/event_channel_demo.dart';
import 'package:platform_channels/src/method_channel_demo.dart';
import 'package:platform_channels/src/pet_list_screen.dart';
import 'package:platform_channels/src/platform_image_demo.dart';

void main() {
  runApp(const PlatformChannelSample());
}

class PlatformChannelSample extends StatelessWidget {
  const PlatformChannelSample({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp.router(
      title: 'Platform Channel Sample',
      theme: ThemeData(
        snackBarTheme: SnackBarThemeData(
          backgroundColor: Colors.blue[500],
        ),
      ),
      routerConfig: router(),
    );
  }
}

GoRouter router([String? initialLocation]) {
  return GoRouter(
    initialLocation: initialLocation ?? '/',
    routes: [
      GoRoute(
        path: '/',
        builder: (context, state) => const HomePage(),
        routes: [
          GoRoute(
            path: 'methodChannelDemo',
            builder: (context, state) => const MethodChannelDemo(),
          ),
          GoRoute(
            path: 'eventChannelDemo',
            builder: (context, state) => const EventChannelDemo(),
          ),
          GoRoute(
            path: 'platformImageDemo',
            builder: (context, state) => const PlatformImageDemo(),
          ),
          GoRoute(
            path: 'petListScreen',
            builder: (context, state) => const PetListScreen(),
            routes: [
              GoRoute(
                path: 'addPetDetails',
                builder: (context, state) => const AddPetDetails(),
              ),
            ],
          ),
        ],
      ),
    ],
  );
}

class DemoInfo {
  final String demoTitle;
  final String demoRoute;

  DemoInfo(this.demoTitle, this.demoRoute);
}

List<DemoInfo> demoList = [
  DemoInfo(
    'MethodChannel Demo',
    '/methodChannelDemo',
  ),
  DemoInfo(
    'EventChannel Demo',
    '/eventChannelDemo',
  ),
  DemoInfo(
    'Platform Image Demo',
    '/platformImageDemo',
  ),
  DemoInfo(
    'BasicMessageChannel Demo',
    '/petListScreen',
  )
];

class HomePage extends StatelessWidget {
  const HomePage({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Platform Channel Sample'),
      ),
      body: ListView(
        children: demoList.map((demoInfo) => DemoTile(demoInfo)).toList(),
      ),
    );
  }
}

/// This widget is responsible for displaying the [ListTile] on [HomePage].
class DemoTile extends StatelessWidget {
  final DemoInfo demoInfo;

  const DemoTile(this.demoInfo, {super.key});

  @override
  Widget build(BuildContext context) {
    return ListTile(
      title: Text(demoInfo.demoTitle),
      onTap: () {
        context.go(demoInfo.demoRoute);
      },
    );
  }
}