public async Task <ActionResult <AossOgrenci> > PostAossOgrenci(AossOgrenci aossOgrenci)
        {
            _context.AossOgrenci.Add(aossOgrenci);
            await _context.SaveChangesAsync();

            return(CreatedAtAction(nameof(GetAossOgrenci), new { id = aossOgrenci.Id }, aossOgrenci));
        }
        public async Task <IActionResult> PutAossOgrenci(long id, AossOgrenci aossOgrenci)
        {
            if (id != aossOgrenci.Id)
            {
                return(BadRequest());
            }

            _context.Entry(aossOgrenci).State = EntityState.Modified;

            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!AossOgrenciExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(NoContent());
        }
        public long Giris(int OgrenciNo, string Sifre)
        {
            AossOgrenci a = _context.AossOgrenci.Where(x => x.OgrenciNo == OgrenciNo && x.Sifre == Sifre).FirstOrDefault();

            if (a == null)
            {
                return(-1);
            }
            else
            {
                return(a.Id);
            }
        }