using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using UnityEngine.Events;
using UnityEngine.SceneManagement;
using UnityEngine.UI;
using System.Threading.Tasks;

public class GameManager : MonoBehaviour
{
    private static GameManager _instance;
    public static GameManager instance => _instance;
    public TMP_Text[] usernameTxts;
    public TMP_Text[] coinsTxt;
    public TMP_Text[] gemsTxt;
    public TMP_Text metalTxt;
    public TMP_Text oxygenTxt;
    public TMP_Text[] levelTxts;
    public Slider[] levelSliders;
    public TMP_Text[] levelProgressTxts;

    public GameObject loadingScreen;

    [Header("Profile")]
    public GameObject profilePopup;
    public GameObject networkErrorPopup;
    public float NetworkCheckInterval = 3;

    void Start()
    {
        _instance = this;


        //Go back to login if not logged
        if (!DBmanager.LoggedIn)
        {
            SceneManager.LoadScene(0);
        }
        else
        {
            foreach (TMP_Text usernameTxt in usernameTxts)
            {
                usernameTxt.text = DBmanager.username;
            }
            RefreshData();
        }

        loadingScreen.SetActive(false);

    }

    float networkCheckTimer = 0;
    void Update()
    {
        networkCheckTimer += Time.deltaTime;
        if (networkCheckTimer > NetworkCheckInterval)
        {
            Debug.Log(Application.internetReachability);
            if (Application.internetReachability == NetworkReachability.NotReachable)
            {
                networkErrorPopup.SetActive(true);
            }else{
                networkErrorPopup.SetActive(false);
            }
            networkCheckTimer=0;
        }
    }

    public static void Refresh(){
        if(_instance != null){
            _instance.RefreshData();
        }
    }

    private void RefreshData()
    {
        foreach (TMP_Text txt in coinsTxt)
        {
            txt.text = DBmanager.Coins.ToString();
        }
        foreach (TMP_Text txt in gemsTxt)
        {
            txt.text = DBmanager.Gems.ToString();
        }
        metalTxt.text = DBmanager.Metal.ToString();
        oxygenTxt.text = DBmanager.Oxygen.ToString();
        foreach (TMP_Text levelTxt in levelTxts)
        {
            levelTxt.text = Mathf.CeilToInt(DBmanager.Level).ToString();
        }

        float levelExcess = DBmanager.Level - Mathf.FloorToInt(DBmanager.Level);
        Debug.Log("Level : " + DBmanager.Level);
        foreach (Slider levelSlider in levelSliders)
        {
            levelSlider.value = Mathf.Clamp(levelExcess, 0.1f, 1);
        }

        foreach (TMP_Text levelProgressTxt in levelProgressTxts)
        {
            levelProgressTxt.text = $"{DBmanager.Xp}/{DBmanager.XpForNextLevel()}";
        }
    }

    public async void LoadMinigame()
    {
        loadingScreen.SetActive(true);
        await Task.Delay(1000);
        SceneManager.LoadScene("MinigameMenu");
    }
}