Yardmaster_01

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace TrainDispatcher_01
{
    class Program
    {
        static void Main(string[] args)
        {
            Yardmaster yardmaster = new Yardmaster();
            yardmaster.Work();
        }
    }

    class Yardmaster
    {
        private List<Station> _stations = new List<Station>();

        Train train;

        public void Work()
        {
            while (true)
            {
                Console.WriteLine($"Автоматический помощник формирования поездов железной дороги Белоруссии\n");
                if (train == null)
                {
                    Console.WriteLine($"Текущий рейс отсутствует");

                    Console.Write($"Для формирования направления нажмите любую клавишу ...");
                    Console.ReadKey();

                    GetStation();

                    train = new Train(CreateTrainDirection());

                    Console.WriteLine($"\n\nСформировано направление {train.Direction}\nОткрыта продажа билетов.\n");
                    Console.WriteLine($"Нажмите любую для продолжения");
                    Console.ReadKey();
                    Console.Clear();
                }
                else
                {
                    Console.WriteLine($"Информация о текущем рейсе:\n");
                    Console.WriteLine($"поезд {train.Direction}");

                    int[] soldedTickets = train.SellTickets();
                    Console.WriteLine($"\nНа текущий рейс продано билетов:");

                    train.ShowSoldedTickets();

                    Console.Write($"\nНажмите любую для расчета необходимого количества вагонов: ");
                    Console.ReadKey();

                    train.CalculateWagons();

                    Console.WriteLine($"\n\nНеобходимое количество вагонов добавлено к поезду");
                    train.ShowRightNumberOfWagons();


                    Console.WriteLine($"\nНажмите для отправки поезда по маршруту {train.Direction}");
                    Console.ReadKey();

                    train = null;
                    Console.WriteLine($"поезд отправлен");
                    Console.ReadKey();
                    Console.Clear();
                }
            }
        }

        private void GetStation()
        {
            _stations.Add(new Station("Барановичи"));
            _stations.Add(new Station("Бобруйск"));
            _stations.Add(new Station("Брест"));
            _stations.Add(new Station("Витебск"));
            _stations.Add(new Station("Гомель"));
            _stations.Add(new Station("Гродно"));
            _stations.Add(new Station("Минск"));
            _stations.Add(new Station("Могилев"));
            _stations.Add(new Station("Мозырь"));
            _stations.Add(new Station("Пинск"));
            _stations.Add(new Station("Полоцк"));
            _stations.Add(new Station("на Берлин"));
        }

        private string CreateTrainDirection()
        {
            string departurePoint = "";
            string arrivePoint = "";
            bool isSame = true;

            Random rand = new Random();

            while (isSame)
            {
                departurePoint = _stations[rand.Next(0, _stations.Count)].Name;
                arrivePoint = _stations[rand.Next(0, _stations.Count)].Name;

                if (departurePoint != arrivePoint)
                {
                    isSame = false;
                }
            }

            return departurePoint + " - " + arrivePoint;
        }
    }

    class Train
    {
        public string Direction { get; private set; }
        private List<Wagon> _wagons = new List<Wagon>();
        private int[] _soldedTickets;
        private int[] _rightNumberOfWagons;

        public Train(string direction)
        {
            Direction = direction;

            _wagons.Add(new Wagon("спальны", 18));
            _wagons.Add(new Wagon("купейны", 36));
            _wagons.Add(new Wagon("плацкартны", 54));
        }

        public void ShowTrain()
        {
            for (int i = 0; i < _wagons.Count; i++)
            {
                _wagons[i].ShowWagon();
            }
        }

        public int[] SellTickets()
        {
            Random rand = new Random();
            _soldedTickets = new int[_wagons.Count];

            for (int i = 0; i < _soldedTickets.Length; i++)
            {
                _soldedTickets[i] = rand.Next(0, 271);
            }

            return _soldedTickets;
        }

        public void ShowSoldedTickets()
        {
            for (int i = 0; i < _soldedTickets.Length; i++)
            {
                Console.WriteLine($"{_wagons[i].WagonType}х:\t {_soldedTickets[i]}");
            }
        }

        public void CalculateWagons()
        {
            _rightNumberOfWagons = new int[_wagons.Count];

            for (int i = 0; i < _wagons.Count; i++)
            {
                _rightNumberOfWagons[i] = _soldedTickets[i] / _wagons[i].Seats + 1;

                if (_soldedTickets[i] % _wagons[i].Seats == 0)
                {
                    _rightNumberOfWagons[i] = _soldedTickets[i] / _wagons[i].Seats;
                }
            }
        }

        public void ShowRightNumberOfWagons()
        {
            for (int i = 0; i < _rightNumberOfWagons.Length; i++)
            {
                Console.WriteLine($"{_wagons[i].WagonType}x вагонов: {_rightNumberOfWagons[i]}");
            }
        }
    }

    class Wagon
    {
        public string WagonType { get; private set; }
        public int Seats { get; private set; }

        public Wagon(string wagonType, int seats)
        {
            WagonType = wagonType;
            Seats = seats;
        }

        public void ShowWagon()
        {
            Console.WriteLine($"{WagonType}х вагонов по {Seats} мест");
        }
    }

    class Station
    {
        public string Name { get; private set; }

        public Station(string name)
        {
            Name = name;
        }

        public void ShowStation()
        {
            Console.WriteLine($"{Name}");
        }
    }
}