public bool UpdateRenterRating(RenterRatingUpdate model) { using (var ctx = new ApplicationDbContext()) { var entity = ctx .RenterRatings .Single(e => e.RenterRatingId == model.RenterRatingId && e.ApplicationUser == _userId); entity.RenterId = model.RenterId; entity.RenterCleanlinessScore = model.RenterCleanlinessScore; entity.RenterSafetyScore = model.RenterSafetyScore; entity.RenterPunctualityScore = model.RenterPunctualityScore; return(ctx.SaveChanges() == 1); } }