using Firebase.Database;
using UnityEngine;
using UnityEngine.UI;

public class ScoreViewer : MonoBehaviour
{
    public Text QuizScoreText;
    public Text PretestScoreText;

    private string userID;
    private DatabaseReference dbReference;

    private int latestQuizScore = -1;
    private int latestPretestScore = -1;
    private bool updateUI = false;

    void Start()
    {
        userID = PlayerPrefs.GetString("UserID", "");
        if (string.IsNullOrEmpty(userID))
        {
            Debug.LogError("UserID tidak ditemukan.");
            return;
        }

        dbReference = FirebaseDatabase.DefaultInstance.RootReference;
        LoadScores();
    }

    void Update()
    {
        if (updateUI)
        {
            if (latestQuizScore >= 0)
                QuizScoreText.text = latestQuizScore.ToString();

            if (latestPretestScore >= 0)
                PretestScoreText.text = latestPretestScore.ToString();

            updateUI = false;
        }
    }

    void LoadScores()
    {
        dbReference.Child("users").Child(userID).Child("scores").GetValueAsync().ContinueWith(task =>
        {
            if (task.IsFaulted || !task.IsCompleted)
            {
                Debug.LogError("Gagal mengambil skor: " + task.Exception);
                return;
            }

            DataSnapshot snapshot = task.Result;
            if (snapshot.Exists)
            {
                if (snapshot.Child("quizScore").Exists)
                    latestQuizScore = int.Parse(snapshot.Child("quizScore").Value.ToString());

                if (snapshot.Child("pretestScore").Exists)
                    latestPretestScore = int.Parse(snapshot.Child("pretestScore").Value.ToString());

                updateUI = true;
            }
            else
            {
                Debug.Log("Data skor belum tersedia.");
            }
        });
    }
}