using Core.Utilities;
using System;
using TMPro;
using UnityEngine;
using UnityEngine.UI;
using MoreMountains.NiceVibrations;
using TowerDefense.Level;
using KTGMGemClient;

/// <summary>
/// 无尽模式用自己的EndlessUIStart
/// </summary>
public class EndlessUIStart : Singleton<EndlessUIStart>
{
    public TextMeshProUGUI countDownTextNew = null;

    public TextMeshProUGUI timeTextNew = null;

    public TextMeshProUGUI timeStatic = null;

    /// <summary>
    /// 结算界面
    /// </summary>
    public GameObject SettlementUI;

    /// <summary>
    /// 倒计时整体的背景图片Mask
    /// </summary>
    public Image uiStartMssk = null;

    public AudioSource bgMusic;

    public static bool bFirstLoaded = false;

    public static bool bGameStart = false;

    protected float secToDo = 3f;

    protected float startTime = 0.0f;

    protected bool bossCreate = false;

    protected bool[] bVibrate;

    private bool isPause;

    // Start is called before the first frame update
    void Start()
    {
        bVibrate = new bool[4];
        bVibrate[0] = bVibrate[1] = bVibrate[2] = bVibrate[3] = false;

        // 设置为顶层渲染:
        countDownTextNew.transform.SetAsLastSibling();

        if (timeStatic)
            timeStatic.gameObject.SetActive(false);
        EndlessBuffSelect.instance.HideBuffUI();
        EndlessBossHPManager.instance.HideHP();
        SettlementUI.SetActive(false);
    }

    /// <summary>
    /// 当前游戏局的开始时间.
    /// </summary>
    public float GameStartTime
    {
        get { return startTime; }
    }

    protected string ConvertSec(float sec)
    {
        if (sec < 10)
            return "0" + Math.Floor(sec).ToString();
        else
            return Math.Floor(sec).ToString();
    }

    /// <summary>
    /// 把当前的秒数变成字符串.
    /// </summary>
    /// <param name="sec"></param>
    /// <returns></returns>
    protected string ConvertTime(float sec)
    {
        if (sec < 60)
        {
            return "00:" + ConvertSec(sec);
        }
        else
        {
            float min = sec / 60;
            if (min < 10)
            {
                return "0" + Math.Floor(min).ToString() + ":" + ConvertSec(sec % 60);
            }
            else
            {
                return Math.Floor(min).ToString() + ":" + ConvertSec(sec % 60);
            }
        }
    }

    public void Pause()
    {
        isPause = true;
    }

    public void Restart()
    {
        isPause = false;
    }

    public bool IsGameRunning { get { return !isPause; } }

    // Update is called once per frame
    void Update()
    {
        if (isPause) return;

        if (bGameStart)
        {
            startTime += Time.deltaTime;
            timeTextNew.text = ConvertTime((float)Math.Ceiling(startTime));
        }

        if (!bFirstLoaded && !bGameStart)
        {
            bFirstLoaded = true;
            secToDo = 4;
        }

        if (bFirstLoaded && !bGameStart)
        {
            secToDo -= Time.deltaTime;

            if (secToDo >= 3)
            {
                countDownTextNew.text = "3";
                if (!bVibrate[3])
                {
                    bVibrate[3] = true;
                    MMVibrationManager.Haptic(HapticTypes.SoftImpact);
                }
            }
            else if (secToDo >= 2)
            {
                countDownTextNew.text = "2";
                if (!bVibrate[2])
                {
                    bVibrate[2] = true;
                    MMVibrationManager.Haptic(HapticTypes.MediumImpact);
                }
            }
            else if (secToDo >= 1)
            {
                countDownTextNew.text = "1";
                if (!bVibrate[1])
                {
                    bVibrate[1] = true;
                    MMVibrationManager.Haptic(HapticTypes.HeavyImpact);
                }
            }
            else if (secToDo < 1)
            {
                countDownTextNew.text = "GO!";
                if (!bVibrate[0])
                {
                    bVibrate[0] = true;
                    MMVibrationManager.Haptic(HapticTypes.HeavyImpact);
                }
            }

            // 开启游戏，且隐藏中间的数字.
            if (secToDo <= 0)
            {
                uiStartMssk.gameObject.SetActive(false);
                countDownTextNew.text = "";
                bGameStart = true;
                // 开始关卡
                EndlessLevelManager.instance.StartLevel();
                timeTextNew.gameObject.SetActive(true);

                // 开始播放背景音乐.
                if (bgMusic != null)
                    bgMusic.Play();
            }
        }
    }
}