모바일 개발과 통합된 Golang 프레임워크

// golang/main.go

package main

import (
    "fmt"

    "github.com/go-flutter-desktop/go-flutter"
)

func main() {
    engine := flutter.NewEngine()
    channel := engine.Channel("dev.flutter.example")

    channel.Handle("getGreeting", func(args interface{}) (interface{}, error) {
        return fmt.Sprintf("Hello %s!", args.(string)), nil
    })

    err := engine.Run()
    if err != nil {
        panic(err)
    }
}

// flutter/main.dart

import 'dart:async';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String message = "Loading...";

  @override
  void initState() {
    super.initState();
    initPlatformState();
  }

  Future<void> initPlatformState() async {
    final channel = MethodChannel('dev.flutter.example');
    final result = await channel.invokeMethod('getGreeting', "Flutter");
    setState(() {
      message = result;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: Text('Golang and Flutter Integration'),
        ),
        body: Center(child: Text(message)),
      ),
    );
  }
}