public async Task <IActionResult> PutEtrainRadioChanges(long id, EtrainRadioChanges etrainRadioChanges)
        {
            if (id != etrainRadioChanges.EtrainRadioChangesId)
            {
                return(BadRequest());
            }

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

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

            return(NoContent());
        }
        public async Task <ActionResult <EtrainRadioChanges> > PostEtrainRadioChanges(EtrainRadioChanges etrainRadioChanges)
        {
            _context.EtrainRadioChanges.Add(etrainRadioChanges);
            try
            {
                await _context.SaveChangesAsync();
            }
            catch (DbUpdateException)
            {
                if (EtrainRadioChangesExists(etrainRadioChanges.EtrainRadioChangesId))
                {
                    return(Conflict());
                }
                else
                {
                    throw;
                }
            }

            return(CreatedAtAction("GetEtrainRadioChanges", new { id = etrainRadioChanges.EtrainRadioChangesId }, etrainRadioChanges));
        }