public JsonResult Like(EMPLOYEE EMP, string IDEA_ID) { LikeManager manager = LikeManager.GetInstance(); bool checkLiked = manager.CheckLike(EMP.EMP_ID, IDEA_ID); if (checkLiked) { return(Json(-1)); } return(Json(manager.Insert(IDEA_ID, EMP.EMP_ID, EMP.EMP_NAME))); }