using UnityEngine;

public class SetelahGempaUI : MonoBehaviour
{
    public GameObject canvasSetelahGempa;          // Parent canvas
    public GameObject[] slides;                    // Panel-panel slide
    public GameObject slidePanel;                  // Panel container (parent dari slides)
    public PlayerBergerak1 kontrolPlayer;
    public PathVisualizer pathVisualizer;

    public int indexSlideUntukConfirm = 5;
    private int currentSlide = 0;
    private float waktuTerakhirNextSlide = -10f;
    private float delayMinimumConfirm = 0.2f;

    public FlowController flowController;

    public float jarakMax = 2f;

    void Start()
    {

    }

    public void TampilkanUI(Transform kamera)
    {
        if (canvasSetelahGempa == null || kamera == null)
        {
            Debug.LogWarning("UI atau kamera belum di-assign!");
            return;
        }

        Vector3 arah = kamera.forward;
        Ray ray = new Ray(kamera.position, arah);
        RaycastHit hit;
        Vector3 posisiFinal;

        if (Physics.Raycast(ray, out hit, jarakMax))
        {
            posisiFinal = hit.point - arah * 0.1f;
        }
        else
        {
            posisiFinal = kamera.position + arah * jarakMax;
        }

        posisiFinal.y = 1.6f; 

        canvasSetelahGempa.transform.position = posisiFinal;

        Vector3 arahRotasi = posisiFinal - kamera.position;
        arahRotasi.y = 0;
        canvasSetelahGempa.transform.rotation = Quaternion.LookRotation(arahRotasi);

        canvasSetelahGempa.SetActive(true);

        ShowSlide(0);
        slidePanel.SetActive(true);
    }

    void ShowSlide(int index)
    {
        for (int i = 0; i < slides.Length; i++)
        {
            slides[i].SetActive(i == index);
        }

        currentSlide = index;
    }

    void NextSlide()
    {
        if (currentSlide < slides.Length - 1)
        {
            ShowSlide(currentSlide + 1);
            waktuTerakhirNextSlide = Time.time;
        }
    }

    void PrevSlide()
    {
        if (currentSlide > 0)
        {
            ShowSlide(currentSlide - 1);
        }
    }

    void ConfirmSlide()
    {
        if (currentSlide != indexSlideUntukConfirm)
        {
            Debug.LogWarning("❌ Confirm bukan pada slide yang ditentukan.");
            return;
        }

        if (Time.time - waktuTerakhirNextSlide < delayMinimumConfirm)
        {
            Debug.LogWarning("❌ Confirm terlalu cepat.");
            return;
        }

        slidePanel.SetActive(false);

        if (canvasSetelahGempa != null)
            canvasSetelahGempa.SetActive(false);

        if (kontrolPlayer != null)
            kontrolPlayer.Gerak = true;

        if (pathVisualizer != null)
            pathVisualizer.enabled = true;

        if (flowController != null)
            flowController.SelesaiEvakuasi();


        Debug.Log("✅ Confirm selesai, player bisa bergerak, path ditampilkan.");
    }

    void Update()
    {
        if (!canvasSetelahGempa.activeSelf) return;

        if (Input.GetKeyDown(KeyCode.JoystickButton1) || Input.GetKeyDown(KeyCode.RightArrow) || Input.GetKeyDown(KeyCode.E))
        {
            if (currentSlide < indexSlideUntukConfirm)
                NextSlide();
            else if (currentSlide == indexSlideUntukConfirm && Time.time - waktuTerakhirNextSlide > delayMinimumConfirm)
                ConfirmSlide();
        }

        if (Input.GetKeyDown(KeyCode.JoystickButton0) || Input.GetKeyDown(KeyCode.LeftArrow) || Input.GetKeyDown(KeyCode.Q))
        {
            PrevSlide();
        }

        if (Input.GetKeyDown(KeyCode.Return))
        {
            if (currentSlide == indexSlideUntukConfirm && Time.time - waktuTerakhirNextSlide > delayMinimumConfirm)
                ConfirmSlide();
        }
    }

    public bool UIAktif
{
    get { return canvasSetelahGempa != null && canvasSetelahGempa.activeSelf; }
}

}