public ActionResult updateUser(long id, [FromBody] UserItem user) { //TODO Check if user is allowed to update this item if (userDB.getUserItem(id) == null) { return(NotFound("No UserItem found for ID: " + id)); } user.UserID = id; if (!ModelState.IsValid) { return(BadRequest(ModelState)); } user = userDB.editUserItem(id, user); return(Ok(user)); }