package nacos

import (
	"errors"

	"git.shuncheng.lu/bigthing/gocommon/pkg/internal/util"

	"git.shuncheng.lu/bigthing/gocommon/pkg/conf"
	"git.shuncheng.lu/bigthing/gocommon/pkg/internal/nacos"
	"github.com/nacos-group/nacos-sdk-go/vo"
)

var (
	registerClientInfo *nacos.NamingInfo
)

// 兼容历史版本！有些手动调用的！
func InitNacosRegisterClient() error {
	info, err := nacos.NewNacosNameClient(nacos.NacosRegister, conf.SetAndAssertNil)
	if err != nil {
		return err
	}
	err = exportCurrentServer(info)
	if err != nil {
		return err
	}
	registerClientInfo = info
	return nil
}

func InitNacosRegisterClientV2() error {
	info, err := nacos.NewNacosNameClient(nacos.NacosRegister, conf.SetAndAssertNil)
	if err != nil {
		return err
	}
	registerClientInfo = info
	return nil
}

func StartNacosRegisterClientV2() error {
	// todo 考虑是否sleep一会等服务真正启动！！
	if err := exportCurrentServer(registerClientInfo); err != nil {
		return err
	}
	util.Infof("nacos regist server success !!")
	return nil
}

/**
暴露当前服务
*/
func exportCurrentServer(info *nacos.NamingInfo) error {
	success, err := info.RegisterInstance(vo.RegisterInstanceParam{
		Ip:          info.ServerHost,
		Port:        info.ServerPort,
		ServiceName: info.ProjectName,
		Weight:      10,
		Enable:      true,
		Healthy:     true,
		Ephemeral:   true,
		Metadata:    map[string]string{"idc": "shanghai"},
		ClusterName: info.ClusterName, // default value is DEFAULT
		GroupName:   info.GroupName,   // default value is DEFAULT_GROUP
	})
	if err != nil {
		return err
	}
	if !success {
		return errors.New("nacos register err")
	}
	return nil
}