func subscribe(env cells.Environment, src string, dst string) (err error) {
log.Infof("subscribing %s to %s", dst, src)
err = env.Subscribe(src, dst)
if err != nil {
log.Error(err)
}
return
}
func addRoom(env cells.Environment, buildingName string, roomName string) {
r := newRoom(roomName, buildingName, []string{"hell"})
roomID := identifier.Identifier("room", buildingName, roomName)
env.StartCell(roomID, r)
paID := identifier.Identifier("building", buildingName, "pa")
subscribe(env, paID, roomID)
env.EmitNew(identifier.Identifier("building", buildingName), ROOM_ADDED, cells.PayloadValues{
"room": roomID,
}, nil)
}
func addLogUser(env cells.Environment, buildingName string, roomName string) {
roomID := identifier.Identifier("room", buildingName, roomName)
userID := makeUserID("logger")
lu := &logUser{}
lu.name = "logger"
env.StartCell(userID, lu)
subscribe(env, roomID, userID)
env.EmitNew(roomID, "user-added", cells.PayloadValues{
"user": userID,
}, nil)
}
func addUser(env cells.Environment, buildingName string, roomName string, userName string) string {
roomID := identifier.Identifier("room", buildingName, roomName)
userID := makeUserID(userName)
u := newUser(userName)
env.StartCell(userID, u)
subscribe(env, roomID, userID)
env.EmitNew(roomID, USER_ADDED, cells.PayloadValues{
"user": userID,
}, nil)
return userID
}
// RequestFSMStatus retrieves the status of a FSM cell.
func RequestFSMStatus(env cells.Environment, id string) FSMStatus {
response, err := env.Request(id, cells.StatusTopic, nil, nil, cells.DefaultTimeout)
if err != nil {
return FSMStatus{
Error: err,
}
}
status, ok := response.(FSMStatus)
if !ok {
return FSMStatus{
Error: cells.NewInvalidResponseError(response),
}
}
return status
}
func addBuilding(env cells.Environment, buildingName string) string {
b := &building{
name: buildingName,
rooms: make(map[string]bool),
}
buildingID := makeBuildingID(buildingName)
env.StartCell(buildingID, b)
pa := &publicAddress{interval: time.Second * 10}
paID := identifier.Identifier("building", buildingName, "pa")
env.StartCell(paID, pa)
subscribe(env, paID, buildingID)
return buildingID
}