// Upsert insert of update a presence (user / topic)
func Upsert(presence *tat.Presence, user tat.User, topic tat.Topic, status string) error {
presence.Status = status
if err := checkAndFixStatus(presence); err != nil {
return err
}
// presence.ID = bson.NewObjectId().Hex()
presence.Topic = topic.Topic
var userPresence = tat.UserPresence{}
userPresence.Username = user.Username
userPresence.Fullname = user.Fullname
presence.UserPresence = userPresence
now := time.Now()
presence.DatePresence = now.Unix()
presence.DateTimePresence = time.Now()
//selector := ]bson.M{}
//selector = append(selector, bson.M{"userpresence.username": userPresence.Username})
//selector = append(selector, bson.M{"topic": topic.Topic})
selector := bson.M{"topic": topic.Topic, "userPresence.username": userPresence.Username}
if _, err := store.Tat().CPresences.Upsert(selector, presence); err != nil {
log.Errorf("Error while inserting new presence for %s err:%s", userPresence.Username, err)
}
return nil
}
// truncate to 140 characters
// if len < 1, return error
func checkAndFixStatus(presence *tat.Presence) error {
status := strings.TrimSpace(presence.Status)
if len(status) < 1 {
return fmt.Errorf("Invalid Status:%s", presence.Status)
}
validStatus := [...]string{"online", "offline", "busy"}
find := false
for _, s := range validStatus {
if s == presence.Status {
find = true
break
}
}
if !find {
return fmt.Errorf("Invalid Status, should be online or offline or busy :%s", presence.Status)
}
presence.Status = status
return nil
}