public Cataction CatAction(Cataction catAction)
 {
     if (catAction.Action == "add")
     {
         catAction.AddedToQuestion = true;
         _repo.AddCatToQuestion(catAction.CategoryId, catAction.QuestionId, catAction.AddedToQuestion);
     }
     if (catAction.Action == "remove")
     {
         _repo.RemoveCatFromQuestion(catAction.CategoryId);
     }
     return(catAction);
 }