public ActionResult songReport()
        {
            var query = from s in db.Songs
                        select s;

            List <Song> allSongs = query.ToList();
            List <SongReportViewModel> songReports = new List <SongReportViewModel>();

            foreach (Song s in allSongs)
            {
                SongReportViewModel sivm = new SongReportViewModel();
                var query2 = from pi in db.PurchaseItems
                             where pi.Purchase.isPurchased == true && pi.PurchaseItemSong.SongID == s.SongID
                             select pi;
                List <PurchaseItem> songPurchaseItem = query2.ToList();
                Int32   purchaseCount = 0;
                Decimal totalRevenue  = 0;
                foreach (PurchaseItem pi in songPurchaseItem)
                {
                    purchaseCount += 1;
                    totalRevenue  += pi.PurchaseItemPrice;
                }
                sivm.purchaseCount = purchaseCount;
                sivm.songRevenue   = totalRevenue;
                sivm.Song          = s;
                songReports.Add(sivm);
            }
            songReports = songReports.OrderByDescending(x => x.songRevenue).ToList();
            return(View(songReports));
        }
        public ActionResult SongReport()
        {
            List <SongReportViewModel> SongReportViewModels = new List <SongReportViewModel>();
            List <Song> songlist = db.Songs.ToList();

            foreach (Song song in db.Songs)
            {
                Int32 SaleCount;
                SaleCount = 0;

                Decimal TotalRevenue;
                TotalRevenue = 0.00m;
                List <OrderDetail> OrderDetails = db.OrderDetails.Where(x => x.Product.ContentID == song.ContentID).ToList();
                foreach (OrderDetail orderdetail in OrderDetails)
                {
                    SaleCount    += 1;
                    TotalRevenue += orderdetail.ExtendedPrice;
                }

                SongReportViewModel songreport = new SongReportViewModel();
                songreport.SongName   = song.SongName;
                songreport.Revenue    = TotalRevenue;
                songreport.SalesCount = SaleCount;

                SongReportViewModels.Add(songreport);
            }
            ViewBag.SongReports = SongReportViewModels;

            return(View());
        }