public async Task <IHttpActionResult> PutSELF_DOWNLOADCODE(long id, SELF_DOWNLOADCODE sELF_DOWNLOADCODE)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != sELF_DOWNLOADCODE.ID)
            {
                return(BadRequest());
            }

            db.Entry(sELF_DOWNLOADCODE).State = EntityState.Modified;

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

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public async Task <IHttpActionResult> GetSELF_DOWNLOADCODEByOrderId(long id)
        {
            SELF_DOWNLOADCODE sELF_DOWNLOADCODE = await db.SELF_DOWNLOADCODE.FindAsync(id);

            if (sELF_DOWNLOADCODE == null)
            {
                return(NotFound());
            }

            return(Ok(sELF_DOWNLOADCODE));
        }