fayec/subscription/subscription.go
2018-09-07 14:32:26 +02:00

58 lines
1.1 KiB
Go

package subscription
import (
"github.com/thesyncim/faye/message"
)
type Unsubscriber interface {
Unsubscribe(subscription *Subscription) error
}
type Subscription struct {
id string //request Subscription ID
channel string
ok chan error //used by
unsub Unsubscriber
msgCh chan *message.Message
}
func NewSubscription(id string, chanel string, unsub Unsubscriber, msgCh chan *message.Message, ok chan error) *Subscription {
return &Subscription{
ok: ok,
id: id,
channel: chanel,
unsub: unsub,
msgCh: msgCh,
}
}
func (s *Subscription) OnMessage(onMessage func(msg message.Data)) error {
var inMsg *message.Message
for inMsg = range s.msgCh {
if inMsg.GetError() != nil {
return inMsg.GetError()
}
onMessage(inMsg.Data)
}
return nil
}
func (s *Subscription) ID() string {
return s.id
}
func (s *Subscription) MsgChannel() chan *message.Message {
return s.msgCh
}
func (s *Subscription) Channel() string {
return s.channel
}
func (s *Subscription) SubscriptionResult() chan error {
return s.ok
}
func (s *Subscription) Unsubscribe() error {
return s.unsub.Unsubscribe(s)
}