func (u User) CacheKey() string {
return adapter.UserKey(u.Id())
}
func (a *Adapter) Listen(outgoing chan adapter.Message) error {
rooms, err := a.bootstrap()
if err != nil {
return err
}
streams := []*campfire.Stream{}
incoming := make(chan *campfire.Message)
for _, room := range rooms {
s := room.Stream()
go s.Connect()
go func() {
for {
message, ok := <-s.Messages()
if !ok {
break
}
incoming <- message
}
}()
streams = append(streams, s)
}
for {
select {
case <-a.stop:
log.Println("Disconnecting from streams")
for _, s := range streams {
s.Disconnect()
}
log.Println("Leaving rooms")
for _, r := range rooms {
r.Leave()
}
close(incoming)
return nil
case m := <-incoming:
roomId := itoa(m.RoomId)
userId := itoa(m.UserId)
key := adapter.UserKey(userId)
if !a.brain.Exists(key) || a.brain.Expired(key) {
user, err := a.client.UserForId(m.UserId)
if err != nil {
break
}
a.brain.Store(User{user})
}
outgoing <- &Message{
message: m,
room: a.brain.Get(adapter.RoomKey(roomId)).(Room),
user: a.brain.Get(adapter.UserKey(userId)).(User),
}
}
}
}