// DeleteThing removes a thing using it's identifier
func (lr *ThingRouter) DeleteThing(params martini.Params, w http.ResponseWriter, thingModel *models.ThingModel, conn redis.Conn) {
err := thingModel.Delete(&models.DeleteRequest{ThingID: params["id"], DeleteDevice: true}, conn)
if err == models.RecordNotFound {
WriteServerErrorResponse(fmt.Sprintf("Unknown thing id: %s", params["id"]), http.StatusNotFound, w)
return
}
if err != nil {
WriteServerErrorResponse("Unable to delete thing", http.StatusInternalServerError, w)
return
}
w.WriteHeader(http.StatusOK) // TODO: talk to theo about this response.
}
// GetThing retrieves a thing using it's identifier
func (lr *ThingRouter) GetThing(params martini.Params, w http.ResponseWriter, thingModel *models.ThingModel, conn redis.Conn) {
thing, err := thingModel.Fetch(params["id"], conn)
log.Infof(spew.Sprintf("thing: %v", thing))
if err == models.RecordNotFound {
WriteServerErrorResponse(fmt.Sprintf("Unknown thing id: %s", params["id"]), http.StatusNotFound, w)
return
}
if err != nil {
WriteServerErrorResponse("Unable to retrieve thing", http.StatusInternalServerError, w)
return
}
WriteServerResponse(thing, http.StatusOK, w)
}
// GetAll updates a thing using it's identifier, with the JSON payload containing name and type
func (lr *ThingRouter) PutThing(params martini.Params, r *http.Request, w http.ResponseWriter, thingModel *models.ThingModel, conn redis.Conn) {
var thing *model.Thing
err := json.NewDecoder(r.Body).Decode(&thing)
if err != nil {
WriteServerErrorResponse("Unable to parse body", http.StatusInternalServerError, w)
return
}
err = thingModel.Update(params["id"], thing, conn)
if err != nil {
WriteServerErrorResponse("Unable to update thing", http.StatusInternalServerError, w)
return
}
w.WriteHeader(http.StatusOK)
}
// GetAll retrieves a list of all things
func (lr *ThingRouter) GetAll(r *http.Request, w http.ResponseWriter, thingModel *models.ThingModel, conn redis.Conn) {
// if type is specified as a query param
qs := r.URL.Query()
var err error
var things *[]*model.Thing
if qs.Get("type") != "" {
things, err = thingModel.FetchByType(qs.Get("type"), conn)
} else {
things, err = thingModel.FetchAll(conn)
}
if err != nil {
WriteServerErrorResponse("Unable to retrieve things", http.StatusInternalServerError, w)
return
}
WriteServerResponse(things, http.StatusOK, w)
}
// PutThingLocation assigns or clears the location for a thing, this is currently a room identifier sent in the payload
func (lr *ThingRouter) PutThingLocation(params martini.Params, r *http.Request, w http.ResponseWriter, thingModel *models.ThingModel, conn redis.Conn) {
thing, err := thingModel.Fetch(params["id"], conn)
log.Infof(spew.Sprintf("thing: %v", thing))
if err == models.RecordNotFound {
WriteServerErrorResponse(fmt.Sprintf("Unknown thing id: %s", params["id"]), http.StatusNotFound, w)
return
}
if err != nil {
WriteServerErrorResponse("Unable to retrieve thing", http.StatusInternalServerError, w)
return
}
// get the request body
body, err := GetJsonPayload(r)
if err != nil {
WriteServerErrorResponse("Unable to parse body", http.StatusInternalServerError, w)
return
}
roomID := body["id"].(string)
// not a big fan of this magic
if roomID == "" {
err = thingModel.SetLocation(params["id"], nil, conn)
} else {
err = thingModel.SetLocation(params["id"], &roomID, conn)
}
if err != nil {
WriteServerErrorResponse("Unable to save thing location", http.StatusInternalServerError, w)
return
}
w.WriteHeader(http.StatusOK)
}