using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.EventSystems;

public class LongPressOrClickEventTrigger : UIBehaviour, IPointerDownHandler, IPointerUpHandler, IPointerExitHandler,
    IPointerClickHandler
{
    public float durationThreshold = 1.0f;

    public UnityEvent onLongPress = new UnityEvent();
    public UnityEvent onClick = new UnityEvent();
    public UnityEvent onDown = new UnityEvent();
    public UnityEvent onUp = new UnityEvent();

    private bool isPointerDown = false;
    private bool longPressTriggered = false;
    private float timePressStarted;

    private void Update()
    {
        if (isPointerDown && !longPressTriggered)
        {
            if (Time.time - timePressStarted > 0.2f)
            {
                onLongPress.Invoke();
                longPressTriggered = true;
            }

            // if (Time.time - timePressStarted > 0.2)
            // {
            //     longPressTriggered = true;
            //     onLongPress.Invoke();
            // }
        }
    }

    public void OnPointerDown(PointerEventData eventData)
    {
        timePressStarted = Time.time;
        isPointerDown = true;
        longPressTriggered = false;
        onDown.Invoke();
    }

    public void OnPointerUp(PointerEventData eventData)
    {
        isPointerDown = false;
        onUp.Invoke();
    }

    public void OnPointerExit(PointerEventData eventData)
    {
        isPointerDown = false;
        // onUp.Invoke();
    }

    public void OnPointerClick(PointerEventData eventData)
    {
        if (!longPressTriggered)
        {
            onClick.Invoke();
        }
    }
    protected override void OnDisable()
    {
        base.OnDisable();
        isPointerDown = false;
        longPressTriggered = false;
    }
}