package consul

import (
	"github.com/hashicorp/consul/api"
	"github.com/pkg/errors"
)

var client *api.Client

// InitConsulClient 初始化consul客户端
func InitConsulClient(address string) error {
	var err error

	config := api.DefaultConfig()
	config.Address = address

	client, err = api.NewClient(config)

	if err != nil {
		return errors.Wrap(err, "init consul client error")
	}

	_, err = client.Status().Leader()

	if err != nil {
		return errors.Wrap(err, "get consul leader error")
	}

	return nil
}

// GetConsulClient 获取consul客户端
func GetConsulClient() *api.Client {
	return client
}