web请求后，导航到其他视图(async /await正确使用)- Flutter、dart

dependencies:
  http: ^0.13.3

import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Web Request',
      home: HomePage(),
    );
  }
}

class HomePage extends StatelessWidget {
  Future<void> getDataAndNavigate() async {
    // 发送web请求
    final response = await http.get(Uri.parse('https://example.com/api/data'));

    // 处理返回结果
    if (response.statusCode == 200) {
      // 导航到其他视图
      Navigator.push(
        context,
        MaterialPageRoute(
          builder: (context) => OtherPage(response.body),
        ),
      );
    } else {
      // 请求失败的处理逻辑
      print('请求失败：${response.statusCode}');
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Home Page'),
      ),
      body: Center(
        child: ElevatedButton(
          onPressed: getDataAndNavigate,
          child: Text('发送请求并导航'),
        ),
      ),
    );
  }
}

class OtherPage extends StatelessWidget {
  final String data;

  OtherPage(this.data);

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Other Page'),
      ),
      body: Center(
        child: Text(data),
      ),
    );
  }
}