nats/notify.go


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package nats

import (
	"github.com/nats-io/nats.go"
	"uvok.de/go/training_fellow/registration"
)

type NatsNotifier struct {
	ServerUrl string
}

func (notif *NatsNotifier) NotifyNewRegistration(reg *registration.Registration) error {
	conn, err := nats.Connect(notif.ServerUrl)
	if err != nil {
		return err
	}
	defer conn.Close()

	enc_conn, err := nats.NewEncodedConn(conn, nats.JSON_ENCODER)

	if err != nil {
		return err
	}

	defer enc_conn.Close()

	err = enc_conn.Publish(NATS_TOPIC_REGISTRATION_NEW, reg)
	if err != nil {
		return err
	}
	return nil
}