private void Start()
    {
        ens = GetComponent<EnemyScript>();
        sceneIndex = SceneManager.GetActiveScene().buildIndex;
        levelPassed = PlayerPrefs.GetInt("LevelPassed");

    }


    void Awake()
    {
        SetUpSingleton();
    }

    private void SetUpSingleton()
    {
        int numberGameManager = FindObjectsOfType<GameManager>().Length;
        if (numberGameManager > 1)
        {
            Destroy(gameObject);
        }
        else
        {
            DontDestroyOnLoad(gameObject);
        }
    }

    public void GameOverCanvas()
    {
        gameOverCanvas.SetActive(true);
    }

    public void YouWinCanvas()
    {
        youWinCanvas.SetActive(true);
        AfterWinning();
    }


    public void AfterWinning()

    {
        FindObjectOfType<EnemySpawner>().StopSpawning();
        FindObjectOfType<EnemyScript>().AllDie();
        FindObjectOfType<SpawnManager>().OnPlayerWin();
        isYouWon = true;
        PlayerPrefs.SetInt("LevelPassed", sceneIndex);
    }