DrRen7

using UnityEngine;
public class Player2dTest : MonoBehaviour
{
    [SerializeField] Transform _wallLeft;
    [SerializeField] Transform _wallRight;
    Vector3 _targetTransf;
    [SerializeField] float _speed = 5f;
    Collider2D _myCol;
    bool _isMove = true;
    [SerializeField]bool _isWin;
    private void Start()
    {
        _myCol= GetComponent<Collider2D>();
        _targetTransf = _wallLeft.position;
    }
    private void Update()
    {
        if (_isMove)
        {
            _myCol.transform.position = Vector2.MoveTowards(_myCol.transform.position, _targetTransf, _speed * Time.deltaTime);
            if (_myCol.transform.position == _targetTransf) NewTargetMove();
        }
        if (Input.GetKeyDown(KeyCode.Space))
        {
            EndGame();
        }
    }
    void NewTargetMove()
    {
        if (_targetTransf != _wallRight.position) _targetTransf = _wallRight.position;
        else _targetTransf = _wallLeft.position;
    }
    void EndGame()
    {
        _isMove = false;
        if (_isWin) Debug.Log("You Win");
        else Debug.Log("You Lose");

    }
    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.tag=="FirstPart") _isWin = true;
    }
    private void OnTriggerExit2D(Collider2D collision)
    {
        if(_isWin)_isWin = false;
    }
}