//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Thursday, March 15, 2018
//--------------------------------------------------------
using UnityEngine;
using System.Collections;
using UnityEngine.UI;
using System.Collections.Generic;
using System;
using LitJson;
using System.IO;
using vnxbqy.UI;
using System.Text;



public class VersionUtility : Singleton<VersionUtility>
{
    public static readonly string[] VERSION_URL = new string[] {
        "http://vncenter.daojmengxvn.com:11000/center/appversion_new.php/?"};

    public string androidRoot { get { return StringUtility.Contact(ynmbxxjUtil.Instance.DeviceRootPath, "/", VersionConfig.Get().bundleIdentifier); } }

    public DownloadTask downloadTask;
    private string versionUrl;
    public float progress
    {
        get { return downloadTask == null ? 0 : (downloadTask.downloadedBytes / ((float)GetApkSize() * 1024)); }
    }

    public VersionInfo versionInfo { get; private set; }
    Dictionary<string, ApkDownUrl> apkDownUrls = new Dictionary<string, ApkDownUrl>();

    public bool completed { get { return step == Step.Completed; } }

    Step m_Step = Step.None;
    public Step step
    {
        get { return m_Step; }
        private set
        {
            if (m_Step != value)
            {
                m_Step = value;
                if (downLoadStepChangeEvent != null)
                {
                    downLoadStepChangeEvent(m_Step);
                }
            }
        }
    }

    public event Action<Step> downLoadStepChangeEvent;

    int urlIndex = 0;

    public void RequestVersionCheck()
    {
        m_Step = Step.None;
        //var tables = new Dictionary<string, string>();
        //tables["channel"] = VersionConfig.Get().appId;
        //tables["versioncode"] = VersionConfig.Get().version;
        //if (VersionConfig.Get().branch != 0)
        //{
        //    tables["branch"] = VersionConfig.Get().branch.ToString();
        //}

        //tables["game"] = VersionConfig.Get().gameId;

        //var url = StringUtility.Contact(VERSION_URL[urlIndex % 2], HttpRequest.HashtablaToString(tables));
        //urlIndex++;
        //versionUrl = url;
        //Debug.Log("http地址:versionUrl  " + url);
        //HttpRequest.Instance.RequestHttpGet(url, HttpRequest.defaultHttpContentType, 1, OnVersionCheckResult);
        OnVersionCheckResult(true, StartAot.ResourcesModel.versionUrlResult);
    }

    private void OnVersionCheckResult(bool _ok, string _result)
    {
        if (_ok)
        {
            //_result = _result.Replace("{}", "null");
            versionInfo = JsonMapper.ToObject<VersionInfo>(_result);
            versionInfo.downAsset = 1;
            if (NeedNormalUpdate())
            {
                if (Application.isMobilePlatform || Application.platform == RuntimePlatform.WindowsEditor)
                {
                    RequestApkDownConfigs();
                }
                else
                {
                    step = Step.Completed;
                }
            }
            else
            {
                step = Step.Completed;

                var apkFiles = new DirectoryInfo(ResourcesPath.Instance.ExternalStorePath).GetFiles("*.apk");
                for (int i = apkFiles.Length - 1; i >= 0; i--)
                {
                    File.Delete(apkFiles[i].FullName);
                }
            }
        }
        else
        {
            Debug.Log("Aot 请求失败" + _result);
            //Debug.Log("http 数据通讯: VersionUtility:" + versionUrl + "  result:" + _result);
            ////BuglyAgent.ReportException(new System.Exception(),"http 数据通讯: VersionUtility:" +versionUrl + "  result:" + _result);
            //step = Step.None;
            //Clock.AlarmAt(DateTime.Now + new TimeSpan(TimeSpan.TicksPerSecond), RequestVersionCheck);
        }
    }


    public void RequestApkDownConfigs()
    {
        WindowCenter.Instance.OpenFromLocal<VersionUpdateWin>();
    }

    public bool NeedNormalUpdate()
    {
        return versionInfo != null && versionInfo.downAsset == 1 && versionInfo.VersionCount > 0;
    }

    public ApkDownUrl GetApkDownUrl()
    {
        var flag = ynmbxxjUtil.Instance.GetSplicePackageID();
        if (apkDownUrls.ContainsKey(flag))
            return apkDownUrls[flag];
        else return null;
    }

    public string GetApkLocalUrl()
    {
        var apk = GetApkDownUrl();
        if (apk == null)
            return string.Empty;
        if (!apk.isApk)
            return string.Empty;
        var remoteURL = GetApkRemoteUrl();
        var fileName = Path.GetFileName(remoteURL);
        return StringUtility.Contact(androidRoot, "/", fileName);
    }

    public string GetApkRemoteUrl()
    {
        if (versionInfo == null)
        {
            return string.Empty;
        }

        var flag = ynmbxxjUtil.Instance.GetSplicePackageID();
        if (apkDownUrls.ContainsKey(flag))
        {
            return apkDownUrls[flag].url;
        }
        else
        {
            return string.Empty;
        }

    }

    public int GetApkSize()
    {
        if (versionInfo == null)
        {
            return 0;
        }


        var flag = ynmbxxjUtil.Instance.GetSplicePackageID();
        if (apkDownUrls.ContainsKey(flag))
        {
            return apkDownUrls[flag].size;
        }
        else
        {
            return 0;
        }

    }

    public string GetUpdateContent()
    {
        var apk = GetApkDownUrl();
        if (apk == null)
            return string.Empty;
        return apk.updateContent;
    }

    public void StartDownLoad()
    {
        step = Step.DownLoad;
        var remoteURL = GetApkRemoteUrl();
        var apkLocalUrl = GetApkLocalUrl();

        downloadTask = new DownloadTask(remoteURL, apkLocalUrl);
        downloadTask.BeginDownload(OnDownLoadApkCompleted);
    }

    private void OnDownLoadApkCompleted(DownloadTask task)
    {
        if (task.IsDone)
        {
            step = Step.Completed;
            WindowCenter.Instance.Close<VersionUpdateWin>();
            ynmbxxjUtil.Instance.InstallAPK(GetApkLocalUrl());
        }
        else
        {
            step = Step.DownLoadFailed;
        }
    }

    public void SkipVersion()
    {
        step = Step.Completed;
    }


    /// <summary>
    /// 是否为ios审核时间内
    /// </summary>
    /// <returns></returns>
    public bool InIosAuditTime()
    {
        DateTime dateTime;

        try
        {
            var textAsset = Resources.Load<UnityEngine.TextAsset>("Config/AuditTime");
            var content = string.Empty;
            if (textAsset != null)
            {
                content = textAsset.text;
                if (DateTime.TryParse(content, out dateTime))
                {
                    return DateTime.Now < dateTime;
                }
                else
                {
                    return false;
                }
            }
            else
            {
                return false;
            }
        }
        catch (System.Exception ex)
        {
            return false;
        }
    }

    public bool NeedDownAsset()
    {
        if (versionInfo != null && versionInfo.downAsset == 1 && VersionConfig.Get().assetAccess != InstalledAsset.IngoreDownLoad)
        {
            return true;
        }
        else
        {
            return false;
        }
    }

    public class VersionInfo
    {
        public JsonData notice_flag;
        public JsonData resource_url;
        public string ResourceAward;
        public int downAsset = 1;   //默认是1 没有代表意义 不清楚逻辑可不要改动
        public string downUrl;
        public int VersionCount;    //大于0代表需要强更


        public string GetResourcesURL(int _branch)
        {
            if (resource_url != null)
            {
                return resource_url[_branch.ToString()].ToString();
            }
            else
            {
                return string.Empty;
            }
        }

        public string GetNoticeURL(int _branch)
        {
            try
            {
                if (notice_flag != null)
                {
                    return notice_flag[_branch.ToString()].ToString();
                }
                else
                {
                    return string.Empty;
                }
            }
            catch (Exception ex)
            {
                DebugEx.Log(ex);
                return string.Empty;
            }
        }

    }

    public class ApkDownUrl
    {
        public string flag;
        public string url;
        public int size;
        public bool isApk;//是否是apk下载地址,0:否，1：是
        public string updateContent;//更新内容提示

        public ApkDownUrl(string content)
        {
            var strings = content.Split('\t');

            flag = strings[0];
            url = strings[1];
            int.TryParse(strings[2], out size);
            isApk = strings[3] == "1";
            updateContent = strings[4];
        }
    }

    public enum Step
    {
        None,
        ApkExist,
        DownLoadPrepared,
        DownLoad,
        DownLoadFailed,
        Completed,
    }

}