func (sc *ServiceControllerImpl) get(w http.ResponseWriter, r *http.Request) (serviceResult, error) {
if !bson.IsObjectIdHex(mux.Vars(r)["id"]) {
return serviceResult{}, errors.New("Not a valid ID.")
}
service := new(models.Service)
db := sc.database.Get(r)
if err := service.FindByID(bson.ObjectIdHex(mux.Vars(r)["id"]), db); !service.ID.Valid() || err != nil {
return serviceResult{}, errors.New("No such service.")
}
defer service.WasSelected(db)
refCode := new(models.ReferralCode)
if err := refCode.FindRandom(service.ID, db); err != nil {
return serviceResult{}, errors.New("Internal error.")
} else {
defer refCode.WasViewed(db)
}
userRefCode := new(models.ReferralCode)
if user := sc.currentUser.Get(r); user != nil {
userRefCode.FindByUserAndService(sc.currentUser.Get(r).ID, service.ID, db)
}
return serviceResult{service, refCode, userRefCode}, nil
}
func (rc *ReferralCodeControllerImpl) randomCode(serviceID bson.ObjectId, db *mgo.Database, w http.ResponseWriter) *models.ReferralCode {
refCode := new(models.ReferralCode)
service := new(models.Service)
if err := service.FindByID(serviceID, db); err != nil {
rc.renderer.JSON(w, http.StatusInternalServerError, map[string]string{"error": err.Error()})
return refCode
}
if !service.ID.Valid() {
rc.renderer.JSON(w, http.StatusBadRequest, map[string]string{"error": "No such service."})
return refCode
}
if err := refCode.FindRandom(service.ID, db); err != nil {
rc.renderer.JSON(w, http.StatusInternalServerError, map[string]string{"error": err.Error()})
return refCode
}
defer refCode.WasViewed(db)
return refCode
}
func (rc *ReferralCodeControllerImpl) create(w http.ResponseWriter, r *http.Request) {
body, _ := ioutil.ReadAll(r.Body)
var values map[string]string
json.Unmarshal(body, &values)
// verify serviceID
rawServiceID := values["serviceId"]
if !bson.IsObjectIdHex(rawServiceID) {
rc.renderer.JSON(w, http.StatusBadRequest, map[string]string{
"error": "Bad service ID",
})
return
}
db := rc.database.Get(r)
service := new(models.Service)
serviceID := bson.ObjectIdHex(rawServiceID)
if err := service.FindByID(serviceID, db); err != nil || !service.ID.Valid() {
rc.renderer.JSON(w, http.StatusBadRequest, map[string]string{
"error": "Bad service request",
})
return
}
userID := rc.currentUser.Get(r).ID
code := values["code"]
refCode := new(models.ReferralCode)
if refCode.FindByUserAndService(userID, serviceID, db); refCode.ID.Valid() {
if code == "" {
analytics := new(models.Analytics)
defer analytics.AddDeletedReferralCode(refCode, db)
defer refCode.Delete(db)
rc.renderer.JSON(w, http.StatusOK, nil)
return
}
if err := refCode.Edit(code, db); err != nil {
rc.renderer.JSON(w, http.StatusBadRequest, map[string]string{
"error": err.Error(),
})
return
}
} else {
if code == "" {
rc.renderer.JSON(w, http.StatusBadRequest, map[string]string{
"error": "Empty referral code not allowed",
})
return
}
refCode = models.NewReferralCode(code, rc.currentUser.Get(r).ID, service.ID)
if err := refCode.Save(db); err != nil {
rc.renderer.JSON(w, http.StatusBadRequest, map[string]string{
"error": err.Error(),
})
return
}
}
rc.renderer.JSON(w, http.StatusCreated, refCode)
}