using Cysharp.Threading.Tasks;
using UnityEngine;
using UnityEngine.Assertions;
using YooAsset;

namespace Stary.Evo
{
    public class ResUpdateServerState : AbstractFSMIState
    {

     

        public ResUpdateServerState(IFsmSystem system) : base(system)
        {
        }

        public override async UniTask OnEnterAsync()
        {
             Debug.Log("UnityEvo:开始资源更新...");
            

           //  //初始化读取资源配置表
            var package = YooAssets.GetPackage(AppConfig.ASSETPACKGENAME);
            // 请求资源版本
            var requetVersionOp = package.RequestPackageVersionAsync();
            await requetVersionOp;
            string packageVersion = "";
            if (requetVersionOp.Status == EOperationStatus.Succeed)
            {
                //更新成功
                packageVersion = requetVersionOp.PackageVersion;
                PlayerPrefs.SetString("GAME_VERSION", packageVersion);
                Debug.Log($"UnityEvo:获取资源版本 Version : 【{packageVersion}】");
                Debug.Log($"UnityEvo:开始加载服务器资源...");
            }
            else
            {
                Debug.LogError($"UnityEvo:获取资源版本失败: 【{requetVersionOp.Error}】");
                FsmSystem.SetCurState(nameof(ResUpdateLocalState));
                return;
            }
           
           // Assert.AreEqual(EOperationStatus.Succeed, requetVersionOp.Status);
           
           
            // 更新资源清单
            var updateManifestOp = package.UpdatePackageManifestAsync(packageVersion);
            await updateManifestOp;
            if (updateManifestOp.Status == EOperationStatus.Succeed)
            {
                //更新成功
                Debug.Log($"UnityEvo:更新资源清单 updateManifest : 【成功】");
            }
            else
            {
                //更新失败
                Debug.LogError($"UnityEvo:更新资源清单失败: 【{updateManifestOp.Error}】");
            }
           
            Assert.AreEqual(EOperationStatus.Succeed, updateManifestOp.Status);
            
            
            
            
            //4.下载补丁包
            await Download();
            
            
      
            
            //加载热更配置文件
            var loadHotfixSettingsOp = package.LoadAssetAsync<DomainConfig>("Config_DomainConfig");
            await loadHotfixSettingsOp;
            DomainConfig domainConfig = null;
            if (loadHotfixSettingsOp.Status == EOperationStatus.Succeed)
            {
                //更新成功
                Debug.Log($"UnityEvo:加载热更配置文件 loadHotfixSettings : 【成功】");
                domainConfig = loadHotfixSettingsOp.AssetObject as DomainConfig;
            }
            else
            {
                Debug.LogError($"UnityEvo:加载热更配置文件 loadHotfixSettings : 【失败】");
            }
            
            if (package.PackageName.Equals("Main"))
            {
                FsmSystem.SetCurState(nameof(LoadResMainState));
            }
            else
            {
                if (domainConfig == null)
                {
                    Debug.LogError($"UnityEvo:【{package.PackageName}】加载DomainConfig为空，无法继续执行后续流程，请检查！！！");
                }
                FsmSystem.SetCurState(nameof(HotFixState), domainConfig);
            }
        }
        public override  UniTask OnEnterAsync<T>(T param)
        {
            return UniTask.CompletedTask;
        }
        public override UniTask OnEnterAsync<T1, T2>(T1 param1, T2 param2)
        {
            return UniTask.CompletedTask;
        }
        public override void OnUpdate()
        {
            base.OnUpdate();
        }



        public override UniTask OnExitAsync()
        {
           return UniTask.CompletedTask;
        }

        #region 下载热更资源

    public async UniTask  Download()
    {
        // 在任意MonoBehaviour或DomainBase派生类中
        string[] andUnzipAsyncPath=  await ZipTool.DownloadAndUnzipAsync(
            $"{AppConfig.IPCONFIG}/XOSMOPlug_inLibrary/{AppConfig.ASSETPACKGENAME}/Android/1.0.5/X_02_01_1.0.5.zip",
            Application.persistentDataPath + "/DownloadedContent",
            progress => Debug.Log($"下载进度：{progress:P0}"),
            progress => Debug.Log($"解压进度：{progress:P0}")
        );
        var package = YooAssets.GetPackage(AppConfig.ASSETPACKGENAME);
        var downloader = package.CreateResourceImporter(andUnzipAsyncPath, 3, 3);
        
        
        
        
        // int downloadingMaxNum = 10;
        // int failedTryAgain = 3;
        // var package = YooAssets.GetPackage(AppConfig.ASSETPACKGENAME);
        // var downloader = package.CreateResourceDownloader(downloadingMaxNum, failedTryAgain);
        
        // //没有需要下载的资源
        // if (downloader.TotalDownloadCount == 0)
        // {
        //     Debug.Log("UnityEvo:没有需要下载的资源,跳过更新");
        //     return;
        // }
        //
        // //需要下载的文件总数和总大小
        // int totalDownloadCount = downloader.TotalDownloadCount;
        // long totalDownloadBytes = downloader.TotalDownloadBytes;
        // Debug.Log($"UnityEvo:需要下载的资源的个数【{totalDownloadCount}】,需要下载的资源的总大小{totalDownloadBytes/1024} MB");
        // //===================================适应新版本YooAsset插件的修改===================================
        // //注册回调方法
        // downloader.DownloadErrorCallback = OnDownloadErrorFunction;
        // downloader.DownloadUpdateCallback = OnDownloadProgressUpdateFunction;
        // downloader.DownloadFinishCallback = OnDownloadOverFunction;
        // downloader.DownloadFileBeginCallback = OnStartDownloadFileFunction;
        // //===================================适应新版本YooAsset插件的修改===================================
        //
        // //开启下载
        // downloader.BeginDownload();
         await downloader;

        //检测下载结果
        if (downloader.Status == EOperationStatus.Succeed)
        {
            //下载成功
            Debug.Log("UnityEvo:资源更新完成");
        }
        else
        {
            //下载失败
            Debug.Log("UnityEvo:资源更新失败");
        }
    }

    //===================================适应新版本YooAsset插件的修改===================================
    /// <summary>
    /// 开始下载
    /// </summary>
    private void OnStartDownloadFileFunction(DownloadFileData downloadFileData)
    {
        Debug.Log($"UnityEvo:开始下载：文件名：{downloadFileData.FileName}，文件大小：{downloadFileData.FileSize/1024f/1024f} MB");
    }

    /// <summary>
    /// 下载完成
    /// </summary>
    private void OnDownloadOverFunction(DownloaderFinishData downloaderFinishData)
    {
        Debug.Log("UnityEvo:下载" + (downloaderFinishData.Succeed ? "成功" : "失败"));
    }

    /// <summary>
    /// 更新中
    /// </summary>
    private void OnDownloadProgressUpdateFunction(DownloadUpdateData downloadUpdateData)
    {
        Debug.Log($"UnityEvo:文件总数：{downloadUpdateData.TotalDownloadCount}，已下载文件数：{downloadUpdateData.CurrentDownloadCount}，下载总大小：{downloadUpdateData.TotalDownloadBytes/1024f/1024f} MB，已下载大小{downloadUpdateData.CurrentDownloadBytes/1024f/1024f} MB");
    }

    /// <summary>
    /// 下载出错
    /// </summary>
    /// <param name="errorData"></param>
    private void OnDownloadErrorFunction(DownloadErrorData errorData)
    {
        Debug.Log($"UnityEvo:下载出错：包名:{errorData.PackageName} 文件名：{errorData.FileName}，错误信息：{errorData.ErrorInfo}");
    }
    //===================================适应新版本YooAsset插件的修改===================================

    #endregion
    }
}