using UnityEngine;
using UnityEngine.XR.Interaction.Toolkit;
using UnityEngine.XR.Interaction.Toolkit.Interactables;

public class CustomKnob : XRGrabInteractable
{
    [SerializeField] private Transform offsetChild;
    [SerializeField] private Transform father;


    private Vector3 initialPos;
    private Quaternion initialRot;

    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
       initialPos = transform.position;
       initialRot = transform.rotation;
    }

    // Update is called once per frame
    void Update()
    {
        watchTheHandle();
    }


    private void watchTheHandle()
    {
        Vector3 globalPositionHandle = transform.parent.TransformPoint(transform.position);

        Vector3 globalPostionOffset = transform.parent.TransformPoint(offsetChild.transform.position);

        Vector3 offset = globalPositionHandle - globalPostionOffset;

        father.transform.LookAt(offset);
    }

    protected override void OnSelectEntered(SelectEnterEventArgs args)
    {
        base.OnSelectEntered(args);
        Debug.Log("Salut");
    }

    protected override void OnSelectExited(SelectExitEventArgs args)
    {
        base.OnSelectExited(args);
        transform.position = initialPos;
        transform.rotation = initialRot;
    }

}