using UnityEngine;
using UnityEngine.EventSystems;

public class FlickArea : MonoBehaviour, IPointerDownHandler, IPointerUpHandler
{
    public BallShooter ballShooter;
    
    private Vector2 startPos;
    private float startTime;

    public void OnPointerDown(PointerEventData eventData)
    {
        startPos = eventData.position;
        startTime = Time.time;
    }

    public void OnPointerUp(PointerEventData eventData)
    {
        Vector2 endPos = eventData.position;
        float endTime = Time.time;

        Vector2 swipeDelta = endPos - startPos;
        float swipeTime = endTime - startTime;

        // Ensure swipeTime is not 0 to avoid division by zero
        if (swipeTime > 0 && ballShooter != null)
        {
            ballShooter.FlickShoot(swipeDelta, swipeTime);
        }
    }
}