public async Task <IActionResult> PutNotDefteri([FromHeader] NotDefteri not)
        {
            if (not.Id == 0)
            {
                return(BadRequest());
            }

            NotDefteri notDefteri = await _context.NotDefteris.FindAsync(not.Id);

            notDefteri.Icerik = not.Icerik;
            notDefteri.Time   = DateTime.Now;
            _context.Entry(notDefteri).State = EntityState.Modified;
            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!NotDefteriExists(not.Id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(Ok(notDefteri));
        }
        public async Task <ActionResult <NotDefteri> > PostNotDefteri(string Icerik)
        {
            NotDefteri notDefteri = new NotDefteri();

            notDefteri.Icerik = Icerik;
            notDefteri.Time   = DateTime.Now;
            var     identity = (ClaimsIdentity)User.Identity;
            var     email    = identity.FindFirst(ClaimTypes.Email).Value;
            AppUser user     = await _context.AppUsers.FirstOrDefaultAsync(x => x.Email == email);

            notDefteri.UserId = user.Id;
            await _context.AddAsync(notDefteri);

            await _context.SaveChangesAsync();

            return(Ok(notDefteri));
        }