using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Net;
using TMPro;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.Timeline;

public class CalibrationMarkerBehavior : MonoBehaviour
{
    Vector3[] frustumCorners;
    List<Vector3> targetPositions;

    // Start is called before the first frame update
    void Start()
    {
        var camera = Camera.main;
        frustumCorners = new Vector3[4];
        camera.CalculateFrustumCorners(camera.rect, camera.transform.position.y, camera.stereoActiveEye, frustumCorners);

        targetPositions = new List<Vector3>()
        {
            new Vector3(frustumCorners[0].x, 0, frustumCorners[0].y),
            new Vector3(frustumCorners[1].x, 0, frustumCorners[1].y),
            new Vector3(frustumCorners[2].x, 0, frustumCorners[2].y),
            new Vector3(frustumCorners[3].x, 0, frustumCorners[3].y),
        };

        currentTarget = GameObject.Find("CalibrationMarker").transform.position;
    }

    int targetIndex = -1;
    Vector3 currentTarget = Vector3.zero;
    Vector3 normalizedTranslationVector = Vector3.zero;

    // Update is called once per frame
    void Update()
    {
        var marker = GameObject.Find("CalibrationMarker");

        const float speed = 2.5f;

        if (Vector3.Distance(marker.transform.position, currentTarget) >= 0.05f)
        {
            marker.transform.position += Vector3.ClampMagnitude(speed * Time.deltaTime * normalizedTranslationVector, (currentTarget - marker.transform.position).magnitude);
        }
        else if (targetIndex < targetPositions.Count - 1)
        {
            targetIndex++;
            currentTarget = targetPositions[targetIndex];
            normalizedTranslationVector = (currentTarget - marker.transform.position).normalized;
        }
    }
}