SwipeManager.cs

//Need New Input System to Work
using System;
using UnityEngine;
using UnityEngine.InputSystem.EnhancedTouch;
using Touch = UnityEngine.InputSystem.EnhancedTouch.Touch;

public class SwipeManager : MonoBehaviour
{
    private Vector2 _startTouchPosition, _currentTouchPosition;

    [SerializeField] private float _swipeThreshold = 10f;

    public Action OnSwipeUp {  get; set; }
    public Action OnSwipeDown { get; set;}
    public Action OnSwipeLeft { get; set;}
    public Action OnSwipeRight { get; set;}

    private void OnEnable()
    {
        EnhancedTouchSupport.Enable();
        Touch.onFingerDown += ReadStartTouchPosition;
        Touch.onFingerMove += ReadCurrentTouchPosition;
        Touch.onFingerUp += CalculateSwipeDirection;
    }

    private void OnDisable()
    {
        Touch.onFingerDown -= ReadStartTouchPosition;
        Touch.onFingerMove -= ReadCurrentTouchPosition;
        Touch.onFingerUp -= CalculateSwipeDirection;
        EnhancedTouchSupport.Disable();
    }

    private void ReadStartTouchPosition(Finger finger)
    {
        _startTouchPosition = finger.currentTouch.startScreenPosition;
    }

    private void ReadCurrentTouchPosition(Finger finger)
    {
        _currentTouchPosition = finger.currentTouch.screenPosition;
    }
    private void CalculateSwipeDirection(Finger finger)
    {
        Vector2 dir = (_currentTouchPosition - _startTouchPosition);

        if(dir.sqrMagnitude >= (_swipeThreshold * _swipeThreshold) * 100)
        {
            if (Mathf.Abs(dir.x) > Mathf.Abs(dir.y))
            {
                //user swipe horizontal
                if (dir.x > 0)
                {
                    //right
                    Debug.Log("Right!");
                    OnSwipeRight?.Invoke();
                }
                else
                {
                    //left
                    Debug.Log("Left");
                    OnSwipeLeft?.Invoke();
                }
            }
            else
            {
                //user swipe vertical

                if (dir.y > 0)
                {
                    //up
                    Debug.Log("Up");
                    OnSwipeUp?.Invoke();
                }
                else
                {
                    //down
                    Debug.Log("Down");
                    OnSwipeDown?.Invoke();
                }
            }
        }

    }
}