package main

import (
	"context"
	"github.com/coreos/etcd/clientv3"
	"log"
	"rocommon/service"
	"time"
)

func main() {
	/*
		log.SetFlags(log.Lshortfile | log.LstdFlags)

		conf := clientv3.Config{
			Endpoints: []string{"192.168.73.129:2379"},
			DialTimeout: 10 * time.Second,
		}

		cli,err := clientv3.New(conf)
		if err != nil {
			log.Fatalf("etcd connect err:", err)
		}
		defer cli.Close()

		ctx, _ := context.WithTimeout(context.TODO(), 5 * time.Second)
		kv := clientv3.NewKV(cli)
		putack, err := kv.Put(ctx, "etcdchy", "helloworld")
		if err != nil {
			log.Println("kv put err:", err)
		}
		log.Println("put kv:", putack)

		getack,err := kv.Get(ctx, "etcdchy")
		if err != nil {
			log.Println("kv get err:", err)
		}
		log.Println("get kv:", getack)

	*/

	/*

		cli,err := clientv3.NewFromURL("http://192.168.73.129:2379")
		if err != nil {
			log.Fatalln("NewFromURL err:", err)
		}
		r := &naming.GRPCResolver{Client:cli}
		b := grpc.RoundRobin(r)
		conn, geer := grpc.Dial("my-service", grpc.WithBalancer(b))
		if geer != nil {
			log.Fatalln("NewFromURL err:", geer)
		}
		log.Println("conn:", conn)
	*/

	conf := clientv3.Config{
		Endpoints:   []string{"192.168.73.129:2379"},
		DialTimeout: 10 * time.Second,
	}

	cli, err := clientv3.New(conf)
	if err != nil {
		log.Fatalf("etcd connect err:", err)
	}
	defer cli.Close()

	kv := clientv3.NewKV(cli)
	leaseResp, _ := cli.Grant(context.TODO(), 10) //返回 lease相关信息
	ctx, _ := context.WithTimeout(context.TODO(), 10*time.Second)
	//rsp, err := kv.Put(ctx, "root/game/1-1-1", `{"addr":"127.0.0.1:1111"}`, clientv3.WithLease(leaseResp.ID))
	rsp, err := kv.Put(ctx, "rootgame", `{"addr":"127.0.0.1:1111"}`, clientv3.WithLease(leaseResp.ID))
	log.Println("rsp:", rsp)
	//cli.KeepAlive()
	cli.KeepAlive(context.TODO(), leaseResp.ID)

	go func() {
		for {
			select {
			case <-time.After(5 * time.Second):
				rsp, err := kv.Get(context.TODO(), "rootgame")
				if err != nil {
					log.Println("kv get err:", err)
				} else {
					log.Println("kv get data:", rsp.Kvs, rsp.Count)
				}
			}
		}
	}()

	service.WaitExitSignal()
}