public IHttpActionResult CreateAnswerHistory([FromBody] AnswerHistoryModel answerHistory)
        {
            AnswerHistoryDTO answerHistoryDTO;

            try
            {
                answerHistoryDTO =
                    _answerHistoryService.Insert(Mapper.Map <AnswerHistoryModel, AnswerHistoryDTO>(answerHistory));
            }
            catch (Exception ex)
            {
                return(InternalServerError());
            }

            return(Ok(Mapper.Map <AnswerHistoryDTO, AnswerHistoryModel>(answerHistoryDTO)));
        }
        public IHttpActionResult UpdateAnswerHistory([FromBody] AnswerHistoryModel answerHistory)
        {
            bool updateResult;

            try
            {
                updateResult =
                    _answerHistoryService.Update(Mapper.Map <AnswerHistoryModel, AnswerHistoryDTO>(answerHistory));
            }
            catch (Exception ex)
            {
                return(InternalServerError(ex));
            }

            if (updateResult)
            {
                return(Ok());
            }
            else
            {
                return(BadRequest());
            }
        }