// Room construct
func NewRoom(roomID int64) (r *Room) {
r = new(Room)
r.messages = make(chan *Message)
r.users = gs.NewSMap() // global shared map
r.roomID = roomID
go r.RoomMessageLoop() // for broadcast message
return
}
func InitRooms() {
rooms = gs.NewSMap()
rand.Seed(time.Now().UTC().UnixNano())
}
