问我想改进*输入系统键盘*战斗机游戏2玩家

EN

public class InputSystemKeyboard : MonoBehaviour
{
    public event Action Left_P1 = delegate { };
    public event Action Right_P1 = delegate { };
    public event Action Jump_P1 = delegate { };

    public event Action Left_P2 = delegate { };
    public event Action Right_P2 = delegate { };
    public event Action Jump_P2 = delegate { };

    public event Action Stop_P = delegate { };


    void Update()
    {
        if (Input.GetKeyDown(KeyCode.A))
        {
            Left_P1();
        }
        if (Input.GetKeyDown(KeyCode.D))
        {
            Right_P1();
        }
        if (Input.GetKeyDown(KeyCode.W))
        {
            Jump_P1();
        }

        if (Input.GetKeyDown(KeyCode.LeftArrow))
        {
            Left_P2();
        }
        if (Input.GetKeyDown(KeyCode.RightArrow))
        {
            Right_P2();
        }
        if (Input.GetKeyDown(KeyCode.UpArrow))
        {
            Jump_P2();
        }

        if (!Input.anyKey)
        {
            Stop_P();
        }
    }
}

public class MoveSystem : MonoBehaviour
{
    [SerializeField] private Rigidbody2D rb;
    [SerializeField] private float speed, jumpForce;

    private InputSystemKeyboard inputSystem;

    private bool moveLeft, moveRight;

     private void OnEnable()
     {
        inputSystem = GetComponent<InputSystemKeyboard>();

        inputSystem.Left_P1 += MoveLeft;
        inputSystem.Right_P1 += MoveRight;
        inputSystem.Jump_P1 += Jump;
        inputSystem.Stop_P += StopMoving;
    }
    private void OnDisable()
    {
        inputSystem.Left_P1 -= MoveLeft;
        inputSystem.Right_P1 -= MoveRight;
        inputSystem.Jump_P1 -= Jump;
        inputSystem.Stop_P -= StopMoving;
    }

    void Start()
    {
        rb = GetComponent<Rigidbody2D>();
        moveLeft = false;
        moveRight = false;  
    }

    public void MoveLeft()
    {
        moveLeft = true;
    }
    public void MoveRight()
    {
        moveRight = true;
    }
    public void Jump()
    {
        if (rb.velocity.y == 0)
        {
            rb.AddForce(Vector2.up * jumpForce);
        }
    }
    public void StopMoving()
    {
        moveLeft = false;
        moveRight = false;
        rb.velocity = Vector2.zero;
    }
    private void Update()
    {
        if (moveLeft )
        {
            rb.velocity = new Vector2(-speed, 0f);
        }
        if (moveRight)
        {
            rb.velocity = new Vector2(speed, 0f);
        }
    }
}