func destroyCode(ctx appengine.Context, user *models.User, r *http.Request) *ActionResponse {
	id, _ := strconv.ParseInt(r.FormValue("id"), 10, 64)
	removed, err := models.DestroyCodeBy(ctx, id)

	if removed {
		return (&ActionResponse{
			Code:       http.StatusNoContent,
			RenderText: "",
		}).AsJson()
	} else {
		return (&ActionResponse{
			Code:       http.StatusNotFound,
			RenderText: createApiError(err).AsJson(),
		}).AsJson()
	}
}
func (c *AppController) DestroyCode(w http.ResponseWriter, r *http.Request, session *sessions.Session) *ActionResponse {
	ctx := appengine.NewContext(r)
	id, _ := strconv.ParseInt(r.FormValue("id"), 10, 64)

	if id == 0 {
		c.AddNotice(session, "Request does not include any object id")
	} else {
		removed, err := models.DestroyCodeBy(ctx, id)
		if removed {
			c.AddNotice(session, "Successfully removed!")
		} else {
			fmt.Fprintf(w, "Failed to delete: %s", err.Error())
		}
	}

	return &ActionResponse{RedirectTo: "/codes"}
}