public ActionResult SetRating(int facilityId, int rank)
        {
            var rater = User.Identity.GetUserId();
            var rate  = _context.FacilityRatings.SingleOrDefault(ssf => ssf.SportsFacilityId == facilityId && ssf.RaterId == rater);

            if (rate != null)
            {
                _context.FacilityRatings.Remove(rate);
                _context.SaveChanges();
            }
            FacilityRating rating = new FacilityRating();

            rating.Value            = rank;
            rating.SportsFacilityId = facilityId;
            rating.SportsFacility   = _context.SportsFacilities.Find(facilityId);
            rating.RaterId          = rater;

            _context.FacilityRatings.Add(rating);
            _context.SaveChanges();

            //  Dodaj slike i sportove u model ovde
            //Vazi Bole, evo dodacu
            FacilityWithImagesViewModel model = new FacilityWithImagesViewModel
            {
                SportsFacility = rating.SportsFacility,
                IsRated        = true,
                FacilityImages = _context.FacilityImages.Where(m => m.SportsFacilityId == facilityId).ToList()
            };

            var sports = _context.SportSportsFacilities.Where(x => x.SportsFacility_Id == facilityId).ToList();

            foreach (var s in sports)
            {
                var sp = _context.Sports.Find(s.Sport_Id);
                model.SportsFacility.TypesOfSports.Add(sp);
            }

            model.SportsFacility.Grades = _context.FacilityRatings.Where(x => x.SportsFacilityId == model.SportsFacility.Id).ToList();

            double sum = 0;

            foreach (var r in model.SportsFacility.Grades)
            {
                sum += r.Value;
            }

            if (model.SportsFacility.Grades.Count != 0)
            {
                model.SportsFacility.AverageGrade = sum / (double)model.SportsFacility.Grades.Count;
                _context.SaveChanges();
            }

            return(View("Details", model));
        }
        public ActionResult Details(int id)
        {
            var facility = _context.SportsFacilities.Find(id);

            if (facility == null)
            {
                return(HttpNotFound());
            }

            var sports = _context.SportSportsFacilities.Where(x => x.SportsFacility_Id == facility.Id).ToList();

            foreach (var s in sports)
            {
                var sp = _context.Sports.Find(s.Sport_Id);
                facility.TypesOfSports.Add(sp);
            }

            facility.Grades = _context.FacilityRatings.Where(x => x.SportsFacilityId == facility.Id).ToList();

            double sum = 0;

            foreach (var rating in facility.Grades)
            {
                sum += rating.Value;
            }

            if (facility.Grades.Count != 0)
            {
                facility.AverageGrade = sum / (double)facility.Grades.Count;
            }

            //_context.SaveChanges();

            var images = _context.FacilityImages.Where(m => m.SportsFacilityId == facility.Id).ToList();

            var rater = User.Identity.GetUserId();
            var r     = false;

            if (_context.FacilityRatings.SingleOrDefault(ssf => ssf.SportsFacilityId == id && ssf.RaterId == rater) != null)
            {
                r = true;
            }

            var viewModel = new FacilityWithImagesViewModel
            {
                SportsFacility = facility,
                FacilityImages = images,
                IsRated        = r
            };


            return(View(viewModel));
        }