public JsonResult AddOrRemoveLike(int targetId, bool liked)
        {
            User model = GetProperty(SessionVariableNames.Current_User) as User;

            if (model == null && Request.Cookies["UserMail"] != null)
            {
                string emailId = Request.Cookies["UserMail"].Value;
                model = DALayer.GetUserInfo(emailId);
            }
            bool matched = DALayer.AddOrRemoveLike(model.UserId, targetId, liked);

            if (liked)
            {
                model.Likes.Add(targetId.ToString());
            }
            else
            {
                model.Likes.Remove(targetId.ToString());
            }
            if (matched)
            {
                model.Matches.Add(targetId.ToString());
            }

            return(Json(matched, JsonRequestBehavior.AllowGet));
        }