// E5 — mDNS service discovery example.
// Demonstrates: create MipsService → init → discover _miot-central._tcp.local. → print results.
package main

import (
	"fmt"
	"time"

	"git.zeroonesoft.cn/golib/xiaomihome/miot"
)

func main() {
	// 1. Create MIPS service browser
	svc := miot.NewMipsService()

	// 2. Initialize mDNS browser
	svc.Init()
	defer svc.Deinit()
	fmt.Println("mDNS 服务浏览器已启动")

	// 3. Subscribe to service changes
	svc.SubServiceChange("demo", "*", func(groupID string, state miot.MipsServiceState, data map[string]interface{}) {
		fmt.Printf("\n[服务变化] groupID=%s, state=%s\n", groupID, state)
		for k, v := range data {
			fmt.Printf("  %s: %v\n", k, v)
		}
	})

	// 4. Wait a moment for initial discovery
	fmt.Println("正在搜索 MIoT 中央网关 (5秒)...")
	time.Sleep(5 * time.Second)

	// 5. Get and print all discovered services
	services := svc.GetServices("")
	fmt.Println("\n=== 已发现的 MIoT 服务 ===")
	if len(services) == 0 {
		fmt.Println("  未发现任何服务 (可能需要等待更长时间)")
	} else {
		for groupID, s := range services {
			fmt.Printf("  GroupID: %s\n", groupID)
			fmt.Printf("    Name:      %s\n", s.Name)
			fmt.Printf("    Addresses: %v\n", s.Addresses)
			fmt.Printf("    Port:      %d\n", s.Port)
			fmt.Printf("    DID:       %s\n", s.DID)
			fmt.Printf("    Server:    %s\n", s.Server)
			fmt.Println()
		}
	}

	// 6. Keep browser running for more discoveries
	fmt.Println("继续监听服务变化 (30秒)...")
	time.Sleep(30 * time.Second)
	fmt.Println("示例结束")
}