using System.Collections;
using System.Collections.Generic;
using TowerDefense.Level;
using UnityEngine;
using UnityEngine.SceneManagement;
using MoreMountains.NiceVibrations;
using UnityEngine.UI;
using DG.Tweening;
using KTGMGemClient;
using UnityEngine.Networking;

public class MainMenuScene : MonoBehaviour
{
    public string gemBattleScene = "GemBattle";

    /// <summary>
    /// 无尽模式（PVE）场景
    /// </summary>
    public string endlessGameScene = "Endless";

    public string loadingScene = "LoadingScene";

    /// <summary>
    /// 对战按钮.
    /// </summary>
    public Button combatBtn;
    /// <summary>
    /// Reference to the <see cref="LevelManager" />
    /// </summary>
    protected LevelManager m_LevelManager;

    /// <summary>
    /// 版本信息
    /// </summary>
    public Text versionInfo;

    protected bool bStartPlay = false;
    protected float nextShake = 1.5f;

    // Start is called before the first frame update
    void Start()
    {
        Application.targetFrameRate = 60;
        StartCoroutine(WWWReadFromFile(Application.streamingAssetsPath + "/Table/JsonVersion.txt"));
    }


    /// <summary>
    /// 对战按钮按下的反应.
    /// </summary>
    public void combatBtnDown()
    {
        MMVibrationManager.Haptic(HapticTypes.Success);

        // 开始缩小Button
        Sequence scaleTweenSeq = DOTween.Sequence();
        Tweener btnScale = combatBtn.transform.DOScale(0.92f, 0.15f);
        scaleTweenSeq.Append(btnScale);
    }

    public void combatBtnTouchOff()
    {
        combatBtn.transform.DOKill();
        combatBtn.transform.localScale = new Vector3(1.0f, 1.0f, 1.0f);
    }


    /// <summary>
    /// 进入无尽模式（PVE）
    /// </summary>
    public void cooperateBtnClick()
    {
        AudioSourceManager.Ins.Play(AudioEnum.UI);

        combatBtn.transform.DOKill();
        combatBtn.transform.localScale = new Vector3(1.0f, 1.0f, 1.0f);
        this.SafelyUnsubscribe();
        GameConfig.NextSceneName = endlessGameScene;
        SceneManager.LoadScene(loadingScene);
        Application.targetFrameRate = 60;
    }

    /// <summary>
    /// 开始游戏相关的函数
    /// </summary>
    public void StartGame()
    {
        AudioSourceManager.Ins.Play(AudioEnum.UI);

        combatBtn.transform.DOKill();
        combatBtn.transform.localScale = new Vector3(1.0f, 1.0f, 1.0f);


        this.SafelyUnsubscribe();
        //Debug.Log("开始调入主场景.");
        //SceneManager.LoadScene(startGameScene);
        GameConfig.NextSceneName = gemBattleScene;
        SceneManager.LoadScene(loadingScene);
        bStartPlay = true;
        Application.targetFrameRate = 60;
    }

    protected void SafelyUnsubscribe()
    {
        LazyLoad();
        //m_LevelManager.levelCompleted -= Victory;
        //m_LevelManager.levelFailed -= Defeat;
    }


    /// <summary>
    /// 
    /// </summary>
    protected void LazyLoad()
    {
        if ((m_LevelManager == null) && LevelManager.instanceExists)
        {
            m_LevelManager = LevelManager.instance;
        }
    }

    /// <summary>
    /// 对CombatBtn做一个简单的动画.
    /// </summary>
    protected void combatBtnAnim()
    {
        RectTransform tr = this.combatBtn.GetComponent<RectTransform>();
        if (tr)
        {
            tr.DOShakeScale(0.5f, 0.3f, 3);
        }
    }

    protected IEnumerator WWWReadFromFile(string path)
    {
        UnityWebRequest wwwReq = UnityWebRequest.Get(path);
        yield return wwwReq.SendWebRequest();
        if (wwwReq.isHttpError || wwwReq.isNetworkError)
        {
            Debug.LogError("UnityWebRequest加载出错:" + wwwReq.error.ToString());
            yield break;
        }

        // 
        JsonDataCenter.SVNVERSION_INFO = wwwReq.downloadHandler.text;
    }

    // Update is called once per frame
    void Update()
    {
        if (versionInfo)
            versionInfo.text = JsonDataCenter.SVNVERSION_INFO;

        nextShake -= Time.deltaTime;
        if (nextShake < 0)
        {
            this.combatBtnAnim();
            System.Random rd = new System.Random();
            nextShake = (float)rd.NextDouble();
            nextShake *= 3.0f;
            nextShake += 2.0f;
        }

        if (bStartPlay)
        {
            //Debug.Log("StartPlaying.");
        }
    }
}