TheAirline.Models.Routes.PassengerRoute.GetFillingDegree C# (CSharp) Метод

        public override double GetFillingDegree()
        {
            if (HasStopovers)
            {
                IEnumerable<Route> legs = Stopovers.SelectMany(s => s.Legs);
                Route[] enumerable = legs as Route[] ?? legs.ToArray();
                double fillingDegree = enumerable.Cast<PassengerRoute>().Sum(leg => leg.GetFillingDegree());
                return fillingDegree/enumerable.Count();
            }
            double passengers =
                Convert.ToDouble(Statistics.GetTotalValue(StatisticsTypes.GetStatisticsType("Passengers")));

            double passengerCapacity =
                Convert.ToDouble(Statistics.GetTotalValue(StatisticsTypes.GetStatisticsType("Capacity")));

            return passengers/passengerCapacity;
        }