medium8-1-4.cs

    public interface IWeapon
    {
        public float WeaponCooldown { get; }
        public int WeaponDamage { get; }

        public void Attack();
        public bool IsReloading();
    }

    public interface IMover
    {
        public float MovementDirectionX { get; }
        public float MovementDirectionY { get; }
        public float MovementSpeed { get; }

        public void Move();
    }

    public class Weapon : IWeapon
    {
        public Weapon(float weaponCooldown, int weaponDamage)
        {
            if (weaponCooldown < 0)
            {
                throw new ArgumentException("Cooldown не может быть отрицательным.", nameof(weaponCooldown));
            }
            if (weaponDamage < 0)
            {
                throw new ArgumentException("Damage не может быть отрицательным.", nameof(weaponDamage));
            }

            WeaponCooldown = weaponCooldown;
            WeaponDamage = weaponDamage;
        }

        public float WeaponCooldown { get; private set; }
        public int WeaponDamage { get; private set; }

        public void Attack()
        {
        }

        public bool IsReloading()
        {
            throw new NotImplementedException();
        }
    }

    public class Mover : IMover
    {
        public Mover(float directionX, float directionY, float speed)
        {
            if (speed < 0)
            {
                throw new ArgumentException("Скорость не может быть отрицательной.", nameof(speed));
            }

            MovementDirectionX = directionX;
            MovementDirectionY = directionY;
            MovementSpeed = speed;
        }

        public float MovementDirectionX { get; private set; }
        public float MovementDirectionY { get; private set; }
        public float MovementSpeed { get; private set; }

        public void Move()
        {
        }
    }

    public class Player
    {
        private readonly IWeapon _weapon;
        private readonly IMover _mover;

        public Player(string name, int age, IWeapon weapon, IMover mover)
        {
            if (string.IsNullOrWhiteSpace(name))
            {
                throw new ArgumentException("Имя не может быть пустым или состоять из пробелов.", nameof(name));
            }
            if (age < 0)
            {
                throw new ArgumentException("Возраст не может быть отрицательным.", nameof(age));
            }
            if (weapon == null)
            {
                throw new ArgumentNullException("Оружие не может быть null.", nameof(weapon));
            }
            if (mover == null)
            {
                throw new ArgumentNullException("Mover не может быть null.", nameof(mover));
            }

            Name = name;
            Age = age;
            _weapon = weapon;
            _mover = mover;
        }

        public string Name { get; private set; }
        public int Age { get; private set; }

        public void Attack()
        {
            _weapon.Attack();
        }

        public void Move()
        {
            _mover.Move();
        }
    }
}