using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System.Collections.Generic;

public class GameManager : MonoBehaviour
{
    public static GameManager Instance;

    [Header("Kamery")]
    public Camera kamera1;
    public Camera kamera2;
    public Camera kamera3;

    [Header("Download animace")]
    public List<GameObject> downloadObjects;
    public float delay = 1f;

    [Header("Kód")]
    public Text feedbackText;
    public InputField codeInput;
    public Text successText;

    private string generatedCode;

    void Awake()
    {
        if (Instance == null) Instance = this;
        else Destroy(gameObject);
    }

    void Start()
    {
        kamera1.enabled = true;
        kamera2.enabled = false;
        kamera3.enabled = false;
        StartCoroutine(DownloadAnimace());
    }

    // ───── KAMERA 1 – animace + generování kódu ─────
    IEnumerator DownloadAnimace()
    {
        foreach (GameObject obj in downloadObjects)
            obj.SetActive(false);

        foreach (GameObject obj in downloadObjects)
        {
            yield return new WaitForSeconds(delay);
            obj.SetActive(true);
        }

        generatedCode = "CODE" + Random.Range(1000, 9999);
        feedbackText.text = "Kód: " + generatedCode;

        kamera1.enabled = false;
        kamera2.enabled = true;
    }

    // ───── KAMERA 2 – ověření kódu ─────
    public void VerifyCode()
    {
        if (codeInput.text == generatedCode)
        {
            kamera2.enabled = false;
            kamera3.enabled = true;
            successText.text = "Úspěch!";
        }
        else
        {
            feedbackText.text = "Špatný kód, zkus znovu.";
        }
    }
}