OOPTask7TrainDispatcher

using System;
using System.Collections.Generic;

namespace OOPTask7TrainDispatcher
{
    internal class Program
    {
        static void Main(string[] args)
        {
            TrainDispatcher trainDispatcher = new TrainDispatcher();

            trainDispatcher.Work();
        }
    }

    public class TrainDispatcher
    {
        private List<Train> _trains = new List<Train>();

        public void Work()
        {
            const string CommandAdd = "add";
            const string CommandExit = "exit";

            bool isWorking = true;
            string userInput = "";

            while (isWorking)
            {
                ShowAllTrains();
                Console.WriteLine($"\n{CommandAdd} - зарегистрировать новый поезд");
                Console.WriteLine($"{CommandExit} - выход");
                Console.Write("Введите команду: ");

                userInput = Console.ReadLine();

                switch (userInput)
                {
                    case CommandAdd:
                        AddTrain();
                        break;

                    case CommandExit:
                        isWorking = false;
                        break;

                    default:
                        Console.WriteLine("Неизвестная команда");
                        break;
                }

                Console.WriteLine("\nДля продолжения нажмите любую кнопку");
                Console.ReadKey();
                Console.Clear();
            }
        }

        private void AddTrain()
        {
            Console.WriteLine("Введите пункт отбытия: ");
            string startPoint = Console.ReadLine();
            Console.WriteLine("Введите пункт назначения: ");
            string endPoint = Console.ReadLine();
            _trains.Add(new Train(startPoint, endPoint));
            Console.WriteLine("Поезд успешно зарегистрирован");
        }

        private void ShowAllTrains()
        {
            if (_trains.Count > 0)
            {
                Console.WriteLine($"Зарегистрировано {_trains.Count} поездов:");
                int number = 1;

                foreach (Train train in _trains)
                {
                    Console.Write($"{number++} - ");
                    train.ShowInfo();
                }
            }
            else
            {
                Console.WriteLine("Пока что нет зарегистрированных поездов");
            }
        }
    }

    public class Train
    {
        private List<Wagon> _wagons = new List<Wagon>();
        private string _startPoint;
        private string _endPoint;
        private int _countPasangers;

        public Train(string startPoint, string endPoint)
        {
            _startPoint = startPoint;
            _endPoint = endPoint;
            Fill();
        }

        private void Fill()
        {
            const int MinimumWagonPlaces = 10;
            const int MaximumWagonPlaces = 60;
            const int MinimumTrainPassangers = 100;
            const int MaximumTrainPassangers = 1000;

            Random random = new Random();

            _countPasangers = random.Next(MinimumTrainPassangers, MaximumTrainPassangers);
            Console.WriteLine($"На поезд купили билеты {_countPasangers} пассажиров");
            Console.WriteLine("Их разместили по вагонам:");

            int countPassangers = _countPasangers;
            int wagonNumber = 1;

            while (countPassangers > 0)
            {
                int wagonPlaces = random.Next(MinimumWagonPlaces, MaximumWagonPlaces);

                Console.Write($"{wagonNumber++} - ");

                if (countPassangers >= wagonPlaces)
                {
                    _wagons.Add(new Wagon(wagonPlaces, wagonPlaces));
                }
                else
                {
                    _wagons.Add(new Wagon(wagonPlaces, countPassangers));
                }

                countPassangers -= wagonPlaces;
            }
        }

        public void ShowInfo()
        {
            Console.WriteLine($"Поезд следует \"{_startPoint}\" - \"{_endPoint}\", в нем едут {_countPasangers} пассажиров в {_wagons.Count} вагонах");
        }
    }

    public class Wagon
    {
        private int _places;
        private int _passangers;

        public Wagon(int places, int passangers)
        {
            _places = places;
            _passangers = passangers;
            ShowInfo();
        }

        private void ShowInfo()
        {
            Console.WriteLine($"В вагоне из {_places} мест занято {_passangers}");
        }
    }
}