public IHttpActionResult Putdevicemodel(int id, devicemodel devicemodel)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

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

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

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!devicemodelExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public IHttpActionResult Getdevicemodel(int id)
        {
            devicemodel devicemodel = db.devicemodels.Find(id);

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

            return(Ok(devicemodel));
        }
        public IHttpActionResult Postdevicemodel(devicemodel devicemodel)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            db.devicemodels.Add(devicemodel);
            db.SaveChanges();

            return(CreatedAtRoute("DefaultApi", new { id = devicemodel.ID }, devicemodel));
        }
        public IHttpActionResult Deletedevicemodel(int id)
        {
            devicemodel devicemodel = db.devicemodels.Find(id);

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

            db.devicemodels.Remove(devicemodel);
            db.SaveChanges();

            return(Ok(devicemodel));
        }