20. Группировка полей по префиксу

medium8-1-4.cs

class Player
{
    private readonly Mover _mover;
    private readonly Weapon _weapon;

    public Player(Mover mover, Weapon weapon)
    {
        _mover = mover ?? throw new ArgumentNullException(nameof(mover));
        _weapon = weapon ?? throw new ArgumentNullException(nameof(weapon));
    }

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

    public void Move() =>
        _mover.Move();

    public void Attack()
    {
        if (_weapon.IsReloading() == false)
            _weapon.Attack();
    }
}

public class Weapon
{
    public int Damage { get; private set; }
    public float Cooldown { get; private set; }

    public bool IsReloading() => 
        throw new NotImplementedException();

    public void Attack() =>
        throw new NotImplementedException();

    public void SetDamage(int damage)
    {
        if (damage < 0)
            throw new ArgumentOutOfRangeException(nameof(damage));

        Damage = damage;
    }

    public void SetCooldown(float cooldown)
    {
        if (cooldown < 0)
            throw new ArgumentOutOfRangeException(nameof(cooldown));

        Cooldown = cooldown;
    }
}

public class Mover
{
    public float DirectionX { get; private set; }
    public float DirectionY { get; private set; }
    public float Speed { get; private set; }

    public void Move() => 
        throw new NotImplementedException();

    public void SetSpeed(float speed)
    {
        if (speed < 0)
            throw new ArgumentOutOfRangeException(nameof(speed));

        Speed = speed;
    }

    public void SetDirectionX(float x) => 
        DirectionX = x;

    public void SetDirectionY(float y) =>
        DirectionY = y;
}