// GCMAddHandler POST /users/me/gcm
func GCMAddHandler(w http.ResponseWriter, r *http.Request) {
user, err := auth.ValidateSession(r)
if err != nil {
http.Error(w, "Invalid Session token. "+err.Error(), http.StatusForbidden)
return
}
decoder := json.NewDecoder(r.Body)
var b gcmID
err = decoder.Decode(&b)
if err != nil {
http.Error(w, "Invalid Body.", http.StatusBadRequest)
return
}
if user.GCMNotificationID != "" {
err = gcm.AddDeviceToGroup(b.GCMID, user)
if err != nil {
err = gcm.CreateDeviceGroup(b.GCMID, user)
if err != nil {
InternalServerError(err, w)
return
}
}
} else {
err = gcm.CreateDeviceGroup(b.GCMID, user)
if err != nil {
InternalServerError(err, w)
return
}
}
err = jobs.QueueSendGcmRequest(gcm.NewMessage(map[string]interface{}{"type": "sync"}, user.GCMNotificationID))
if err != nil {
InternalServerError(err, w)
return
}
bytes, err := json.Marshal(gcmNotificationKeyResponse{NotificationKey: user.GCMNotificationID})
if err != nil {
InternalServerError(err, w)
return
}
w.Write(bytes)
}
// VisitFenceHandler handles POST /fences/{fenceId}/visit
func VisitFenceHandler(w http.ResponseWriter, r *http.Request) {
user, err := auth.ValidateSession(r)
if err != nil {
http.Error(w, "Invalid Session token. "+err.Error(), http.StatusUnauthorized)
return
}
vars := mux.Vars(r)
fenceID, err := strconv.ParseUint(vars["fenceId"], 10, 8)
if err != nil {
http.Error(w, "Invalid Fence ID. "+err.Error(), http.StatusUnauthorized)
return
}
fence, err, notFound := models.FindFenceByID(fenceID)
if err != nil || notFound {
http.Error(w, "Fence not Found", http.StatusNotFound)
return
}
rent := scores.GetGeoFenceRent(fence)
if user.Balance < rent {
rent = user.Balance
}
// GCM
err = jobs.QueueSendGcmRequest(gcm.NewMessage(
map[string]interface{}{"type": "onForeignFenceEntered", "fenceId": fence.ID, "fenceName": fence.Name, "ownerName": fence.User.Name}, user.GCMNotificationID))
if err != nil {
InternalServerError(err, w)
return
}
err = jobs.QueueSendGcmRequest(gcm.NewMessage(
map[string]interface{}{"type": "onOwnFenceEntered", "fenceId": fence.ID, "fenceName": fence.Name, "visitorName": user.Name}, fence.User.GCMNotificationID))
if err != nil {
InternalServerError(err, w)
return
}
// Activity Stream
err = activity.AddForeignVisitedActivity(user.ID, fence.User.Name, fence.User.ID, fence.Name, fence.ID, rent)
if err != nil {
InternalServerError(err, w)
return
}
err = activity.AddOwnFenceVisitedActivity(fence.User.ID, user.Name, user.ID, fence.Name, fence.ID, rent)
if err != nil {
InternalServerError(err, w)
return
}
// Balance Recording
redis.AddBalanceRecord(redis.GetBalanceRecordName(user.ID, redis.BalanceNameExpenseRent), rent)
redis.AddBalanceRecord(redis.GetBalanceRecordName(fence.User.ID, redis.BalanceNameEarningsRent), rent)
// Score Calculation
err = jobs.QueueRecordVisitRequest(fence.Lat, fence.Lon, time.Now()) //scores.RecordVisit(fence.Lat, fence.Lon)
if err != nil {
InternalServerError(err, w)
return
}
user.LastKnownGeoHash = geomodel.GeoCell(fence.Lat, fence.Lon, models.LastKnownGeoHashResolution)
user.Balance = user.Balance - rent
if user.Balance < 0 { // TODO: Decide what to do here.
user.Balance = 0
}
user.ExpensesRentAllTime = user.ExpensesRentAllTime + rent
err = user.Save()
if err != nil {
InternalServerError(err, w)
return
}
fence.User.Balance = fence.User.Balance + rent
fence.User.EarningsRentAllTime = user.ExpensesRentAllTime + rent
err = fence.User.Save()
if err != nil {
InternalServerError(err, w)
return
}
fence.TotalEarnings = fence.TotalEarnings + rent
fence.TotalVisitors = fence.TotalVisitors + 1
err = fence.Save()
if err != nil {
InternalServerError(err, w)
return
}
w.Write([]byte("{}"))
}