Unit_39

using System;
using System.Collections.Generic;

namespace Ijunior
{
    internal class Program
    {
        static void Main(string[] args)
        {
            const string CommandAddPlayer = "1";
            const string CommandShowPlayers = "2";
            const string CommandBanPlayer = "3";
            const string CommandUnbanPlayer = "4";
            const string CommandRemovePlayer = "5";
            const string CommandExit = "6";

            bool isWork = true;
            Database database = new Database();

            while (isWork)
            {
                Console.Write($"{CommandAddPlayer} - добавить игрока" +
                    $"\n{CommandShowPlayers} - посмотреть игроков" +
                    $"\n{CommandBanPlayer} - забанить игрока" +
                    $"\n{CommandUnbanPlayer} - разбанить игрока" +
                    $"\n{CommandRemovePlayer} - удалить игрока" +
                    $"\n{CommandExit} - выйти из программы" +
                    $"\nВведите номер: ");

                switch (Console.ReadLine())
                {
                    case CommandAddPlayer:
                        database.AddPlayer();
                        break;

                    case CommandShowPlayers:
                        database.ShowPlayers();
                        break;

                    case CommandBanPlayer:
                        database.BanPlayer();
                        break;

                    case CommandUnbanPlayer:
                        database.UnbanPlayer();
                        break;

                    case CommandRemovePlayer:
                        database.RemovePlayer();
                        break;

                    case CommandExit:
                        isWork = false;
                        break;

                    default:
                        Console.WriteLine("Неверный ввод");
                        break;
                }

                Console.ReadKey();
                Console.Clear();
            }
        }
    }

    class Database
    {
        private List<Player> _players = new List<Player>();

        public void AddPlayer()
        {
            Console.Write("Введите имя игрока: ");
            string name = Console.ReadLine();
            Console.Write("Введите уровень игрока: ");

            if (TryReadInt(Console.ReadLine(), out int level))
            {
                _players.Add(new Player(name, level));
            }
        }

        public void ShowPlayers()
        {
            char separator = '-';
            int separatorLength = 10;

            if (_players.Count > 0)
            {
                foreach (Player player in _players)
                {
                    player.ShowInfo();
                    Console.WriteLine("\n" + new string(separator, separatorLength));
                }
            }
            else
            {
                Console.WriteLine("Список пуст");
            }
        }

        public void BanPlayer()
        {
            if (TryGetPlayer(out Player player))
                player.Ban();
        }

        public void UnbanPlayer()
        {
            if (TryGetPlayer(out Player player))
                player.Unban();
        }

        public void RemovePlayer()
        {
            if (TryGetPlayer(out Player player))
                _players.Remove(player);
        }

        private bool TryGetPlayer(out Player player)
        {
            player = null;
            int id;

            ShowPlayers();
            Console.Write("Введите ID игрока: ");

            if (TryReadInt(Console.ReadLine(), out id))
            {
                foreach (Player foundPlayer in _players)
                {
                    if (foundPlayer.ID == id)
                    {
                        player = foundPlayer;
                        return true;
                    }
                }
            }

            Console.WriteLine("Игрока с таким ID нет");
            return false;
        }

        private bool TryReadInt(string userInput, out int number)
        {
            if (int.TryParse(userInput, out number))
                return true;
            else
                Console.WriteLine("Некорректный ввод");

            return false;
        }
    }

    class Player
    {
        private static int s_id;

        private string _name;
        private int _level;
        private bool _isBanned;

        public Player(string name, int level)
        {
            ++s_id;
            ID = s_id;
            _name = name;
            _level = level;
            _isBanned = false;
        }

        public int ID { get; private set; }

        public void ShowInfo()
        {
            Console.Write($"ID: {ID} \nИмя: {_name} \nУровень: {_level} \nНаличие бана: ");
            ShowBan();
        }

        private void ShowBan()
        {
            if (_isBanned)
                Console.Write("забанен");
            else
                Console.Write("не забанен");
        }

        public void Ban()
        {
            _isBanned = true;
        }

        public void Unban()
        {
            _isBanned = false;
        }
    }
}