CSLight #30

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

namespace CSLight
{
    class Program
    {
        static void Main(string[] args)
        {
            Player player1 = new Player("GPbl3YH", 10, false);
            Player player2 = new Player("Neo0411", 11, false);
            Player player3 = new Player("Artist", 11, false);
            List<Player> players = new List<Player>() { player1, player2 };
            Database database = new Database(players);
            database.AddPlayer(player3);
            database.ShowPlayers();
            Console.ReadKey();
        }
    }

    class Database
    {
        private List<Player> _players = new List<Player>();
        public Database(List<Player> players)
        {
            foreach (var player in players)
            {
                _players.Add(player);
            }
        }

        public void AddPlayer(Player player)
        {
            _players.Add(player);
        }

        public void DeletePlayer(int id)
        {
            Player player = GetPlayer(id);
            if (player != null)
            {
                _players.RemoveAt(player.Id);
            }
            else
            {
                Console.WriteLine("Пользователь не найден");
            }
        }

        private Player GetPlayer(int id)
        {
            if (id >= 0 && id < _players.Count)
            {
                return _players[id];
            }
            else
            {
                return null;
            }
        }

        public void BanPlayer(int id)
        {
            Player player = GetPlayer(id);
            if (player != null)
            {
                player.Ban();
            }
            else
            {
                Console.WriteLine("Пользователь не найден");
            }
        }

        public void UnBanPlayer(int id)
        {
            Player player = GetPlayer(id);
            if (player != null)
            {
                player.UnBan();
            }
            else
            {
                Console.WriteLine("Пользователь не найден");
            }
        }

        public void ShowPlayers()
        {
            foreach (var player in _players)
            {
                Console.WriteLine($"Ник - {player.Name}, Уровень - {player.Level}, Статус бана - {player._isPlayerBanned}, id - {player.Id}");
            }
        }
    }

    class Player
    {
        private static int _id = 0;
        public int Id { get; private set; }
        public string Name { get; private set; }
        public int Level { get; private set; }
        private bool _isPlayerBanned;

        public Player(string name, int level, bool flag)
        {
            Id = _id;
            Name = name;
            Level = level;
            _isPlayerBanned = flag;
            _id += 1;
        }

        public void Ban()
        {
            _isPlayerBanned = true;
        }

        public void UnBan()
        {
            _isPlayerBanned = false;
        }
    }
}