敌人生成与工厂模式

示例

public interface IEnemy
{
    void Attack();
}

public class Zombie : IEnemy
{
    public void Attack()
    {
        Debug.Log("Zombie attacks!");
    }
}

public class Alien : IEnemy
{
    public void Attack()
    {
        Debug.Log("Alien attacks!");
    }
}

public class EnemyFactory
{
    public IEnemy CreateEnemy(string enemyType)
    {
        switch (enemyType)
        {
            case "Zombie":
                return new Zombie();
            case "Alien":
                return new Alien();
            default:
                throw new ArgumentException("Invalid enemy type");
        }
    }
}