public async Task <ActionResult <RegisterContext> > PostRegisterContext(RegisterContext registerContext)
        {
            _context.RegisterContext.Add(registerContext);
            await _context.SaveChangesAsync();

            return(CreatedAtAction("GetRegisterContext", new { id = registerContext.Id }, registerContext));
        }
        public async Task <IActionResult> PutRegisterContext(ulong id, RegisterContext registerContext)
        {
            if (id != registerContext.Id)
            {
                return(BadRequest());
            }

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

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

            return(NoContent());
        }