public IActionResult Post(ExamDto examDto)
        {
            try
            {
                ExamDtoMapper examDtoMapper = new ExamDtoMapper();
                Exam1         exam          = examDtoMapper.Map(examDto);
                exam.Creator = new User()
                {
                    ID = 1
                };

                if (examDto.ID == 0)
                {
                    exam.ID = DB.ExamRepository.Add(exam);
                }
                else
                {
                    DB.ExamRepository.Update(exam);
                }

                return(Ok(exam.ID));
            }
            catch (Exception exc)
            {
                return(BadRequest());
            }
        }
        public IActionResult Get(int ID)
        {
            try
            {
                var exam = DB.ExamRepository.Get(ID);

                if (exam == null)
                {
                    return(BadRequest("İmtahan növü Mövcud Deyil"));
                }

                ExamDtoMapper examDtoMapper = new ExamDtoMapper();
                ExamDto       examDto       = new ExamDto();

                return(Ok(examDto));
            }
            catch (Exception exc)
            {
                return(BadRequest());
            }
        }
        public IActionResult Get()
        {
            try
            {
                var exams = DB.ExamRepository.Get();

                ExamDtoMapper examDtoMapper = new ExamDtoMapper();

                List <ExamDto> examDtos = new List <ExamDto>();

                foreach (var exam in exams)
                {
                    var examDto = examDtoMapper.Map(exam);

                    examDtos.Add(examDto);
                }

                return(Ok(examDtos));
            }
            catch (Exception exc)
            {
                return(BadRequest("Internal Server Error"));
            }
        }