using UnityEngine;

public class StaircaseDistortion : MonoBehaviour
{
    [Header("The Vertigo Effect")]
    public float normalFOV = 60f;
    public float stretchedFOV = 110f; // High FOV makes things look far away
    public float transitionSpeed = 0.5f;

    private Camera playerCam;
    private bool isOnStairs = false;

    void Update()
    {
        if (playerCam == null) return;

        if (isOnStairs)
        {
            // Slowly widen the view (Stretch)
            playerCam.fieldOfView = Mathf.Lerp(playerCam.fieldOfView, stretchedFOV, Time.deltaTime * transitionSpeed);
        }
        else
        {
            // Return to normal
            playerCam.fieldOfView = Mathf.Lerp(playerCam.fieldOfView, normalFOV, Time.deltaTime * 2f);
        }
    }

    void OnTriggerEnter(Collider other)
    {
        if (other.CompareTag("Player"))
        {
            playerCam = Camera.main; // Find the camera
            isOnStairs = true;
        }
    }

    void OnTriggerExit(Collider other)
    {
        if (other.CompareTag("Player"))
        {
            isOnStairs = false;
        }
    }
}