public IActionResult AddConnection(int uid)
        {
            int?isInSession = HttpContext.Session.GetInt32("user");

            System.Console.WriteLine(isInSession);
            if (isInSession == null)
            {
                return(RedirectToAction("ShowLogin"));
            }

            int currentID = (int)HttpContext.Session.GetInt32("user");

            userFactory.AddConnection(currentID, uid);

            return(RedirectToAction("ShowProfile"));
        }