package service

import (
	"fmt"
	"github.com/fox/fox/nat"
	"time"
)

type NatsService struct {
	*BaseService
	nats *nat.Nats
}

func NewNatsService(type_, name string, onFunc IOnFunc, natsAddress ...string) (*NatsService, error) {
	s := new(NatsService)
	s.BaseService = NewBaseService(type_, name, onFunc, s)
	s.nats = nat.NewNats(fmt.Sprintf("%v-%v", type_, name), natsAddress...)
	if err := s.nats.Connect(); err != nil {
		// log.Error(err.Error())
		s.BaseService.NotifyStop()
		return nil, err
	}
	return s, nil
}

func (n *NatsService) Subscribe(topic string) error {
	return n.nats.Subscribe(topic, n.msg)
}

// 队列订阅，队列中只会有一个消费者消费该消息
func (n *NatsService) QueueSubscribe(topic string, queue string) error {
	return n.nats.QueueSubscribe(topic, queue, n.msg)
}

func (s *NatsService) OnStop() {
	s.nats.Close()
}

func (s *NatsService) Send(topic string, msg []byte) error {
	return s.nats.Publish(topic, msg)
}

func (s *NatsService) Call(topic string, timeout time.Duration, msg []byte) ([]byte, error) {
	_ = topic
	_ = timeout
	_ = msg
	return nil, nil
}