public IHttpActionResult PutRatingDetails(string id, RatingDetails ratingDetails)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            if (id != ratingDetails.userID)
            {
                return BadRequest();
            }

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

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

            return StatusCode(HttpStatusCode.NoContent);
        }
        public IHttpActionResult PostRatingDetails(RatingDetails ratingDetails)
        {
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState);
            }

            db.RatingDetails.Add(ratingDetails);

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateException ex )
            {
                Console.WriteLine(ex);
                if (RatingDetailsExists(ratingDetails.userID))
                {
                    return Conflict();
                }
                else
                {
                    throw;
                }
            }

            return CreatedAtRoute("DefaultApi", new { id = ratingDetails.userID }, ratingDetails);
        }