public Candidate Post([FromBody] Candidate model)
        {
            // POST: api/User
            // this post method insert the new row or update the current row if there is a record with same ID
            CandidateDE de    = new CandidateDE();
            Candidate   sonuc = de.AddCandidate(model, model.User);

            return(sonuc);
        }
        public IEnumerable <Candidate> Get(int id)
        {
            // GET: api/Candidate
            //HttpContext.RiseError(new InvalidOperationException("Test"));
            Candidate   model = new Candidate();
            CandidateDE de    = new CandidateDE();

            return(de.GetCandidate(id));
        }
        public IActionResult Delete(int id)
        {
            // DELETE: api/ApiWithActions/5
            CandidateDE de    = new CandidateDE();
            bool        sonuc = de.DeleteCandidate(id);

            if (sonuc)
            {
                return(Ok());
            }
            else
            {
                return(NotFound());
            }
        }
        public IActionResult Put([FromBody] Candidate model)
        {
            // POST: api/Candidate
            // this post method insert the new row or update the current row if there is a record with same ID
            CandidateDE de    = new CandidateDE();
            bool        sonuc = de.UpdateCandidate(model);

            if (sonuc)
            {
                return(Ok());
            }
            else
            {
                return(NotFound());
            }
        }