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package notify
import (
"fmt"
"github.com/gogf/gf/frame/g"
"github.com/nsqio/go-nsq"
"time"
)
type NsqProducer struct {
producer *nsq.Producer
}
var (
NsqProducers *NsqProducer
nsqConfig *NsqConfig //重试
)
func New(config *NsqConfig) {
nsqConfig = config
NsqProducers = new(NsqProducer)
}
func InitProducer(config *NsqConfig) {
var err error
if NsqProducers.producer != nil {
err = NsqProducers.producer.Ping()
if err == nil {
return
}
}
NsqProducers.producer, err = nsq.NewProducer(config.Addr, nsq.NewConfig())
if err != nil {
return
}
err = NsqProducers.producer.Ping()
if err != nil {
NsqProducers.producer.Stop()
return
}
}
//Publish 发布消息
func (p *NsqProducer) Publish(topic string, message string) (err error) {
InitProducer(nsqConfig)
if NsqProducers.producer != nil {
if message == "" { //不能发布空串，否则会导致error
return nil
}
err = NsqProducers.producer.Publish(topic, []byte(message)) // 发布消息
if err != nil {
g.Log().Cat("Producer").Cat("error").Infof(`消息内容【%v】错误【%v】`, message, err.Error())
} else {
g.Log().Cat("Producer").Infof(`消息内容【%v】`, message)
}
return
}
return fmt.Errorf("producer is nil", err)
}
//DeferredPublish 发布延迟消息
func (p *NsqProducer) DeferredPublish(topic string, delay time.Duration, message string) (err error) {
InitProducer(nsqConfig)
if NsqProducers.producer != nil {
if message == "" { //不能发布空串，否则会导致error
return nil
}
err = NsqProducers.producer.DeferredPublish(topic, delay, []byte(message)) // 发布消息
if err != nil {
g.Log().Cat("Producer").Cat("error").Infof(`消息内容【%v】错误【%v】`, message, err.Error())
} else {
g.Log().Cat("Producer").Infof(`消息内容【%v】`, message)
}
return err
}
return fmt.Errorf("producer is nil", err)
}