using UnityEngine;
using ZXing; 

public class QRCodeScanner : MonoBehaviour
{
    private WebCamTexture webcamTexture;
    private IBarcodeReader reader;

    void Start()
    {
        Debug.Log("===== QRCodeScanner START() 실행됨 =====");

        var devices = WebCamTexture.devices;
        for(int i = 0; i< devices.Length; i++)        
        {
            Debug.Log($"Camera detected {i}: {devices[i].name}");
        }

        webcamTexture = new WebCamTexture(devices[0].name);
        webcamTexture.Play();
        reader = new BarcodeReader();

        GetComponent<Renderer>().material.mainTexture = webcamTexture;

    }
    void Update()
    {
        if (webcamTexture != null && webcamTexture.isPlaying)
        {
            try
            {
                Color32[] pixels = webcamTexture.GetPixels32();
                var result = reader.Decode(pixels, webcamTexture.width, webcamTexture.height);
                if (result != null)
                {
		                /* 파싱 후 변수에 저장*/
                    Debug.Log("QR Code Detected: " + result.Text);
                }
            }
            catch {}
        }
    }
}

public class NavigationManager : MonoBehaviour
{
    public static NavigationManager Instance;

    private Vector2 start;
    private string currentFloor;

    private void Awake()
    {
        Instance = this;
    }

    public void SetStartPoint(Vector2 startPos, string floor)
    {
        start = startPos;
        currentFloor = floor;
        Debug.Log($"A* 시작 위치: {start}, 층: {currentFloor}");
        
        // A* 탐색 실행
        RunPathfinding();
    }

    void RunPathfinding()
    {
        // 여기에 A* 알고리즘 적용
        List<Vector2> path = AStar.FindPath(start, goal);

        // AR 경로 시각화로 전달
        ARPathRenderer.Instance.RenderPath(path);
    }
}