func (s *Service) HandleQuery(msg sarif.Message) {
var f Fact
if err := msg.DecodePayload(&f); err != nil {
s.ReplyBadRequest(msg, err)
return
}
f, err := s.InterpretLiterals(f)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
var facts []*Fact
if err := s.DB.Where(f).Limit(100).Find(&facts).Error; err != nil {
s.ReplyInternalError(msg, err)
return
}
if facts, err = s.AddLabelFacts(facts); err != nil {
s.ReplyInternalError(msg, err)
return
}
s.Reply(msg, sarif.CreateMessage("concepts/result", &resultPayload{
ToJsonLd(facts),
facts,
}))
}
func (s *Service) HandleQueryExternal(msg sarif.Message) {
var f Fact
if err := msg.DecodePayload(&f); err != nil {
s.ReplyBadRequest(msg, err)
return
}
facts := []*Fact{&f}
FillVariables(facts)
var r sparql.ResourceResponse
q := sparql.DBPedia.Query()
q = BuildQuery(q, facts)
if err := q.Exec(&r); err != nil {
s.ReplyInternalError(msg, err)
return
}
result := ApplyBindings(facts, r.Results.Bindings, sparql.CommonPrefixes)
s.Reply(msg, sarif.CreateMessage("concepts/result", &resultPayload{
ToJsonLd(result),
result,
}))
for _, f := range result {
if err := s.DB.FirstOrCreate(&f, &f).Error; err != nil {
s.Log("err", "[reasoner] error updating external fact: "+err.Error())
}
}
}
func (s *Service) handleEventLast(msg sarif.Message) {
filter := make(map[string]interface{})
if err := msg.DecodePayload(&filter); err != nil {
s.ReplyBadRequest(msg, err)
return
}
s.Log("debug", "get last by filter:", filter)
var events []Event
err := s.Store.Scan("events", store.Scan{
Reverse: true,
Only: "values",
Filter: filter,
Limit: 1,
}, &events)
if err != nil {
s.ReplyInternalError(msg, err)
}
if len(events) == 0 {
s.Reply(msg, MessageEventNotFound)
return
}
s.Log("debug", "last - found", events)
reply := sarif.Message{Action: "event/found"}
if err := reply.EncodePayload(events[0]); err != nil {
s.ReplyInternalError(msg, err)
return
}
reply.Text = events[0].String()
s.Reply(msg, reply)
}
func (s *Service) handleEventRecord(msg sarif.Message) {
var p recordPayload
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if p.Action == "" {
s.ReplyBadRequest(msg, errors.New("No action specified"))
return
}
var cfg Config
s.cfg.Get(&cfg)
if cfg.RecordedActions == nil {
cfg.RecordedActions = make(map[string]bool)
}
if enabled := cfg.RecordedActions[p.Action]; !enabled {
cfg.RecordedActions[p.Action] = true
s.cfg.Set(cfg)
s.Subscribe(p.Action, "", s.handleEventNew)
}
s.Log("debug", "recording action:", p.Action)
s.Reply(msg, sarif.CreateMessage("event/recording", p))
}
func (s *Service) handleEventList(msg sarif.Message) {
var filter map[string]interface{}
if err := msg.DecodePayload(&filter); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if filter == nil {
filter = make(map[string]interface{})
}
reverse := false
if len(filter) == 0 {
filter["time >="] = time.Now().Add(-24 * time.Hour)
reverse = true
}
s.Log("debug", "list by filter:", filter)
var events []Event
err := s.Store.Scan("events", store.Scan{
Only: "values",
Filter: filter,
Reverse: reverse,
}, &events)
if err != nil {
s.ReplyInternalError(msg, err)
}
s.Log("debug", "list - found", len(events))
s.Reply(msg, sarif.CreateMessage("events/listed", &aggPayload{
Type: "list",
Filter: filter,
Events: events,
Value: float64(len(events)),
}))
}
func (s *Service) handlePut(msg sarif.Message) {
collection, key := parseAction("store/put/", msg.Action)
if collection == "" {
s.ReplyBadRequest(msg, errors.New("No collection specified."))
return
}
if len(msg.Payload.Raw) == 0 && msg.Text != "" {
v, _ := json.Marshal(msg.Text)
msg.Payload.Raw = json.RawMessage(v)
}
var p interface{}
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
// TODO: maybe a JSON payload consistency check
doc, err := s.Store.Put(&Document{
Collection: collection,
Key: key,
Value: msg.Payload.Raw,
})
if err != nil {
s.ReplyInternalError(msg, err)
return
}
doc.Value = nil
reply := sarif.CreateMessage("store/updated/"+doc.Collection+"/"+doc.Key, doc)
s.Reply(msg, reply)
pub := sarif.CreateMessage("store/updated/"+doc.Collection+"/"+doc.Key, doc)
s.Publish(pub)
}
func (s *Service) handleScan(msg sarif.Message) {
collection, prefix := parseAction("store/scan/", msg.Action)
if collection == "" {
s.ReplyBadRequest(msg, errors.New("No collection specified."))
return
}
var p scanMessage
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if p.Start == "" && p.End == "" {
if p.Prefix == "" {
p.Prefix = prefix
}
}
got, err := s.doScan(collection, p)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
s.Reply(msg, sarif.CreateMessage("store/scanned/"+collection, got))
}
func (s *Service) handleLuaLoad(msg sarif.Message) {
gen := false
name := strings.TrimPrefix(strings.TrimPrefix(msg.Action, "lua/load"), "/")
if name == "" {
name, gen = sarif.GenerateId(), true
}
if _, ok := s.Machines[name]; ok {
s.destroyMachine(name)
}
m, err := s.createMachine(name)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
var ctp ContentPayload
if err := msg.DecodePayload(&ctp); err != nil {
s.ReplyBadRequest(msg, err)
return
}
text := msg.Text
if ctp.Content.Url != "" {
ct, err := content.Get(ctp.Content)
if err != nil {
s.ReplyBadRequest(msg, err)
}
text = string(ct.Data)
}
var gp interface{}
msg.DecodePayload(&gp)
out, err, _ := m.Do(text, gp)
if err != nil {
s.ReplyBadRequest(msg, err)
s.destroyMachine(name)
return
}
if !gen {
f, err := os.Create(s.cfg.ScriptDir + "/" + name + ".lua")
if err == nil {
_, err = f.Write([]byte(text))
defer f.Close()
}
if err != nil {
s.ReplyInternalError(msg, err)
s.destroyMachine(name)
return
}
}
s.Reply(msg, sarif.CreateMessage("lua/loaded", &MsgMachineStatus{
name,
"up",
out,
}))
}
func (s *Scheduler) handle(msg sarif.Message) {
var t ScheduleMessage
if err := msg.DecodePayload(&t); err != nil {
s.ReplyBadRequest(msg, err)
return
}
now := time.Now()
t.Task.Time = now
if t.Time != "" {
t.Task.Time = futureTime(util.ParseTime(t.Time, now))
}
if t.RandomAfter != "" && t.RandomBefore != "" {
after := futureTime(util.ParseTime(t.RandomAfter, t.Task.Time))
before := futureTime(util.ParseTime(t.RandomBefore, t.Task.Time))
if before.Before(after) {
after, before = before, after
}
maxDur := int64(before.Sub(after))
ranDur := time.Duration(rand.Int63n(maxDur))
t.Task.Time = after.Add(ranDur)
}
if t.Duration != "" {
dur, err := util.ParseDuration(t.Duration)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
t.Task.Time = t.Task.Time.Add(dur)
}
if t.Task.Reply.Action == "" {
text := msg.Text
if text == "" {
text = "Reminder from " + time.Now().Format(time.RFC3339) + " finished."
}
t.Task.Reply = sarif.Message{
Action: "schedule/finished",
Destination: msg.Source,
Text: text,
}
}
if t.Task.Reply.CorrId == "" {
t.Reply.CorrId = msg.Id
}
s.Log("info", "new task:", t)
if _, err := s.Store.Put(t.Task.Key(), &t.Task); err != nil {
s.ReplyInternalError(msg, err)
return
}
go s.recalculateTimer()
s.Reply(msg, sarif.CreateMessage("schedule/created", t.Task))
}
func (s *Service) handleServingRecord(msg sarif.Message) {
var sv Serving
if err := msg.DecodePayload(&sv); err != nil {
s.ReplyBadRequest(msg, err)
return
}
size, name := splitSizeName(msg.Text)
if sv.Size == 0 {
sv.Size = size
}
if sv.Name == "" {
sv.Name = name
}
if sv.Product == nil {
ps, err := s.findProduct(sv.Name)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
if len(ps) > 1 {
pList := ""
for _, p := range ps {
pList += "\n- " + p.Name
}
s.ReplyBadRequest(msg, fmt.Errorf("%d products named %s found.%s", len(ps), sv.Name, pList))
return
}
if len(ps) == 1 {
sv.Product = &ps[0]
}
}
if sv.AmountWeight <= 0 {
sv.AmountWeight = Weight(sv.Size) * sv.Product.ServingWeight
}
if sv.AmountVolume <= 0 {
sv.AmountVolume = Volume(sv.Size) * sv.Product.ServingVolume
}
if sv.AmountWeight <= 0 && sv.AmountVolume <= 0 {
s.ReplyBadRequest(msg, errors.New("No serving amount specified."))
return
}
if sv.Time.IsZero() {
sv.Time = time.Now()
}
if err := s.DB.Save(&sv).Error; err != nil {
s.ReplyInternalError(msg, err)
return
}
s.Reply(msg, sarif.CreateMessage("meal/serving/recorded", &sv))
}
func (s *MessageSchemaStore) AddMessage(msg *sarif.Message) {
schema := &MessageSchema{
Action: msg.Action,
Fields: make(map[string]string),
}
p := make(map[string]interface{})
msg.DecodePayload(&p)
for v, _ := range p {
schema.Fields[v] = "text"
}
s.Add(schema)
}
func (s *Service) handleBatch(msg sarif.Message) {
cmds := make([]BatchCommand, 0)
if err := msg.DecodePayload(&cmds); err != nil {
s.ReplyInternalError(msg, err)
return
}
results := make([]interface{}, len(cmds))
for i, cmd := range cmds {
collection, key := parseAction("", cmd.Key)
switch cmd.Type {
case "put":
doc, err := s.Store.Put(&Document{
Collection: collection,
Key: key,
Value: []byte(cmd.Value),
})
if err != nil {
s.ReplyInternalError(msg, err)
return
}
results[i] = doc
case "get":
doc, err := s.Store.Get(collection, key)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
results[i] = doc
case "del":
if err := s.Store.Del(collection, key); err != nil {
s.ReplyInternalError(msg, err)
return
}
results[i] = true
case "scan":
var p scanMessage
if err := json.Unmarshal(cmd.Value, &p); err != nil {
s.ReplyInternalError(msg, err)
return
}
got, err := s.doScan(collection, p)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
results[i] = got
}
}
s.Reply(msg, sarif.CreateMessage("store/batched/", results))
}
func (s *Service) handleLocationUpdate(msg sarif.Message) {
loc := Location{}
if err := msg.DecodePayload(&loc); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if loc.Time.IsZero() {
loc.Time = time.Now()
}
loc.Geohash = EncodeGeohash(loc.Latitude, loc.Longitude, 12)
s.Log("debug", "store update", loc)
var last []Location
err := s.Store.Scan("locations", store.Scan{
Reverse: true,
Only: "values",
Limit: 1,
}, &last)
if err != nil {
s.Log("err/internal", "retrieve last err: "+err.Error())
}
if len(last) > 0 {
loc.Distance = HaversineDistance(last[0], loc)
loc.Speed = loc.Distance / loc.Time.Sub(last[0].Time).Seconds()
}
if _, err := s.Store.Put(loc.Key(), &loc); err != nil {
s.ReplyInternalError(msg, err)
}
if changed := s.Clusters.Advance(loc); changed {
c := s.Clusters.Current()
status := "enter"
if c.Status != ConfirmedCluster {
status = "leave"
c = s.Clusters.LastCompleted()
s.Clusters.ClearCompleted()
}
// TODO: make optional
if place, err := ReverseGeocode(c.Location); err == nil {
c.Address = place.Pretty()
}
s.Publish(sarif.CreateMessage("location/cluster/"+status, c))
}
if len(last) > 0 {
s.checkGeofences(last[0], loc)
}
}
func messageToTable(L *lua.LState, msg sarif.Message) lua.LValue {
t := L.NewTable()
tableSetString(t, "sarif", msg.Version)
tableSetString(t, "id", msg.Id)
tableSetString(t, "action", msg.Action)
tableSetString(t, "src", msg.Source)
tableSetString(t, "dest", msg.Destination)
tableSetString(t, "corr", msg.CorrId)
tableSetString(t, "text", msg.Text)
p := make(map[string]interface{})
msg.DecodePayload(&p)
t.RawSetH(lua.LString("p"), luareflect.ToLua(L, p))
return t
}
func (s *Service) handleNaturalParse(msg sarif.Message) {
ctx := &natural.Context{}
msg.DecodePayload(ctx)
if ctx.Text == "" {
ctx.Text = msg.Text
}
res, err := s.parser.Parse(ctx)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
s.Reply(msg, sarif.CreateMessage("natural/parsed", res))
}
func (cv *Conversation) SendToClient(msg sarif.Message) {
// Save conversation.
cv.LastTime = time.Now()
cv.LastMessage = msg
// Analyze message for possible user actions
cv.LastMessageAction = Actionable{}
msg.DecodePayload(&cv.LastMessageAction)
msg = cv.service.AnnotateReply(msg)
// Forward response to client.
msg.Id = sarif.GenerateId()
msg.Destination = cv.Device
cv.service.Publish(msg)
}
func (s *Service) handleNaturalReinforce(msg sarif.Message) {
var p msgLearn
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if p.Sentence == "" || p.Action == "" {
s.ReplyBadRequest(msg, errors.New("No sentence or action given."))
return
}
s.Log("info", "reinforcing '"+p.Sentence+"' with "+p.Action)
s.parser.ReinforceSentence(p.Sentence, p.Action)
parsed, _ := s.parser.Parse(&natural.Context{Text: p.Sentence})
s.Reply(msg, sarif.CreateMessage("natural/learned/meaning", &msgLearn{p.Sentence, parsed.Intents[0].Message.Action}))
}
func (s *Service) handleAuthRequest(msg sarif.Message) {
var ci sarif.ClientInfo
msg.DecodePayload(&ci)
if ci.Auth == "" {
return
}
authed := false
auths := strings.Split(ci.Auth, ",")
for _, auth := range auths {
if s.Config.Tokens[auth] || s.SessionTokens[auth].After(time.Now()) {
authed = true
}
}
if !authed {
return
}
s.Reply(msg, sarif.CreateMessage("proto/allow", nil))
}
func (s *Server) handleJson(msg sarif.Message) {
req, err := parseActionAsURL(msg.Action)
if err != nil {
s.Client.ReplyBadRequest(msg, err)
return
}
if err := msg.DecodePayload(req); err != nil {
s.Client.ReplyBadRequest(msg, err)
return
}
hr, err := http.NewRequest(strings.ToUpper(req.Method), req.Url, nil)
if err != nil {
s.Client.ReplyBadRequest(msg, err)
return
}
client := &http.Client{}
resp, err := client.Do(hr)
if err != nil {
s.Client.ReplyBadRequest(msg, err)
return
}
defer resp.Body.Close()
var r interface{}
if err := json.NewDecoder(resp.Body).Decode(&r); err != nil {
s.Client.ReplyBadRequest(msg, err)
return
}
x, err := extract(r, strings.Split(req.Extract, "/"))
if err != nil {
s.Client.ReplyBadRequest(msg, err)
return
}
s.Client.Reply(msg, sarif.CreateMessage("json/done", &jsonResponse{
Request: req,
Result: x,
}))
}
func (s *Service) handleNaturalLearn(msg sarif.Message) {
var p msgLearn
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
p.Sentence = strings.TrimSpace(p.Sentence)
if p.Sentence == "" {
return
}
p.Action = strings.TrimLeft(p.Action, "./")
if err := s.regular.Learn(p.Sentence, p.Action); err != nil {
s.ReplyBadRequest(msg, err)
}
s.Log("info", "associating '"+p.Sentence+"' with "+p.Action)
s.Reply(msg, sarif.CreateMessage("natural/learned/meaning", p))
s.Cfg.Rules = s.regular.Rules()
s.Config.Set(&s.Cfg)
}
func (s *Service) HandleStore(msg sarif.Message) {
var f Fact
if err := msg.DecodePayload(&f); err != nil {
s.ReplyBadRequest(msg, err)
return
}
f, err := s.InterpretLiterals(f)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
db := s.DB.Where(Fact{Subject: f.Subject, Predicate: f.Predicate})
db = s.DB.Assign(f)
if err := db.FirstOrCreate(&f).Error; err != nil {
s.ReplyInternalError(msg, err)
return
}
s.Reply(msg, sarif.CreateMessage("concepts/stored", &f))
}
func (s *Service) handleTag(msg sarif.Message) {
var p tagPayload
p.Artist = msg.Text
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
api := NewApi(s.cfg.ApiKey)
tags, err := api.ArtistGetTopTags(p.Artist)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
p.Artist = tags.TopTags.Attr.Artist
p.Genre, p.BroadGenre = FindGenre(tags.TopTags.Tags)
for _, t := range tags.TopTags.Tags {
p.Tags = append(p.Tags, t.Name)
}
s.Reply(msg, sarif.CreateMessage("lastfm/tagged", p))
}
func (s *Service) handleLuaDo(msg sarif.Message) {
machine := strings.TrimLeft(strings.TrimPrefix(msg.Action, "lua/do"), "/")
if machine == "" {
machine = "default"
}
m, err := s.getOrCreateMachine(machine)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
var gp interface{}
msg.DecodePayload(&gp)
out, err, p := m.Do(msg.Text, gp)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
reply := sarif.CreateMessage("lua/done", p)
reply.Text = out
s.Reply(msg, reply)
}
func (s *Service) handleEventNew(msg sarif.Message) {
isTargeted := msg.IsAction("event/new")
var e Event
e.Text = msg.Text
e.Time = time.Now()
e.Value = 1
if s, v, ok := parseDataFromAction(msg.Action, "event/new"); ok {
e.Action, e.Value = s, v
}
if err := msg.DecodePayload(&e); err != nil && isTargeted {
s.ReplyBadRequest(msg, err)
return
}
if err := msg.DecodePayload(&e.Meta); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if e.Time.IsZero() {
e.Time = time.Now()
}
if _, err := s.Store.Put(e.Key(), &e); err != nil {
s.Log("err/internal", "could not store finished task: "+err.Error())
return
}
if isTargeted {
reply := sarif.Message{Action: "event/created"}
if err := reply.EncodePayload(e); err != nil {
s.ReplyInternalError(msg, err)
return
}
reply.Text = "New event: " + e.String()
s.Reply(msg, reply)
}
}
func (s *Service) handleNaturalParse(msg sarif.Message) {
ctx := &natural.Context{}
msg.DecodePayload(ctx)
if ctx.Text == "" {
ctx.Text = msg.Text
}
res, err := s.parser.Parse(ctx)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
// Before we would try querying the generic store,
// let's try to guess an objects location
if len(res.Intents) > 0 && strings.HasPrefix(res.Intents[0].Message.Action, "store/scan/") {
it := res.Intents[0]
object := strings.TrimPrefix(it.Message.Action, "store/scan/")
if ok := s.ObjectsTried[object]; !ok {
s.ObjectsTried[object] = true
singular := strings.Trim(object, "s")
select {
case <-s.Discover(object + "/list"):
it.Message.Action = object + "/list"
s.Cfg.ObjectLocations[object] = it.Message.Action
s.Config.Set(&s.Cfg)
case <-s.Discover(singular + "/list"):
it.Message.Action = singular + "/list"
s.Cfg.ObjectLocations[object] = it.Message.Action
s.Config.Set(&s.Cfg)
case <-time.After(time.Second):
}
}
}
s.Reply(msg, sarif.CreateMessage("natural/parsed", res))
}
func (s *Service) handleProductNew(msg sarif.Message) {
var p Product
if err := msg.DecodePayload(&p); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if p.Name == "" {
s.ReplyBadRequest(msg, errors.New("Please specify a product name."))
return
}
if p.ServingWeight == 0 && p.ServingVolume == 0 {
s.ReplyBadRequest(msg, errors.New("Please specify a serving size."))
return
}
if err := s.DB.Save(&p).Error; err != nil {
s.ReplyInternalError(msg, err)
return
}
s.Reply(msg, sarif.CreateMessage("meal/product/created", &p))
}
func (s *Service) handleStats(msg sarif.Message) {
f := ServingFilter{
After: time.Now().Truncate(24 * time.Hour).Add(5 * time.Hour),
Before: time.Now().Truncate(24 * time.Hour).Add(29 * time.Hour),
}
if err := msg.DecodePayload(&f); err != nil {
s.ReplyBadRequest(msg, err)
return
}
var servings []*Serving
if err := s.DB.Preload("Product").Scopes(applyFilter(f)).Order("time ASC").Preload("Product").Find(&servings).Error; err != nil {
s.ReplyBadRequest(msg, err)
return
}
var stats ServingStats
stats.Servings = servings
for _, sv := range servings {
stats.Add(sv.Stats())
}
s.Reply(msg, sarif.CreateMessage("meal/stats", stats))
}
func (s *Service) handleGeofenceCreate(msg sarif.Message) {
var g Geofence
if err := msg.DecodePayload(&g); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if g.Address != "" {
geo, err := Geocode(g.Address)
if err != nil {
s.ReplyBadRequest(msg, err)
return
}
if len(geo) == 0 {
s.Publish(msg.Reply(MsgAddressNotFound))
return
}
g.BoundingBox = BoundingBox(geo[0].BoundingBox)
}
if g.Name == "" {
g.Name = sarif.GenerateId()
}
g.GeohashMin = EncodeGeohash(g.BoundingBox.LatMin, g.BoundingBox.LngMin, 12)
g.GeohashMax = EncodeGeohash(g.BoundingBox.LatMax, g.BoundingBox.LngMax, 12)
if _, err := s.Store.Put(g.Key(), &g); err != nil {
s.ReplyInternalError(msg, err)
}
reply := sarif.Message{Action: "location/fence/created"}
if err := reply.EncodePayload(g); err != nil {
s.ReplyInternalError(msg, err)
return
}
reply.Text = "Geofence '" + g.Name + "' created."
s.Publish(reply)
}
func (s *Service) handleLocationLast(msg sarif.Message) {
filter := make(map[string]interface{})
if err := msg.DecodePayload(&filter); err != nil {
s.ReplyBadRequest(msg, err)
return
}
s.Log("debug", "last loc request", filter)
if err := s.fixFilters(filter); err != nil {
s.ReplyBadRequest(msg, err)
return
}
var last []Location
err := s.Store.Scan("locations", store.Scan{
Reverse: true,
Only: "values",
Filter: filter,
Limit: 1,
}, &last)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
if len(last) == 0 {
s.Reply(msg, MsgNotFound)
return
}
if last[0].Address == "" {
// TODO: make optional
if place, err := ReverseGeocode(last[0]); err == nil {
last[0].Address = place.Pretty()
}
}
s.Reply(msg, sarif.CreateMessage("location/found", last[0]))
}
func (s *Service) handleLocationList(msg sarif.Message) {
filter := make(map[string]interface{})
if err := msg.DecodePayload(&filter); err != nil {
s.ReplyBadRequest(msg, err)
return
}
if len(filter) == 0 {
filter["time >="] = time.Now().Add(-24 * time.Hour).UTC().Format(time.RFC3339Nano)
}
s.Log("debug", "list loc request", filter)
if err := s.fixFilters(filter); err != nil {
s.ReplyBadRequest(msg, err)
return
}
var last []*Location
err := s.Store.Scan("locations", store.Scan{
Reverse: true,
Only: "values",
Filter: filter,
}, &last)
if err != nil {
s.ReplyInternalError(msg, err)
return
}
if len(last) == 0 {
s.Reply(msg, MsgNotFound)
return
}
s.Reply(msg, sarif.CreateMessage("location/listed", &listPayload{
len(last),
last,
}))
}
