using COSXML.Auth;
using COSXML.CosException;
using COSXML.Model.Object;
using COSXML;
using Newtonsoft.Json;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Security.Cryptography;
using System.Text;
using System;
using COSXML.Model.Bucket;
using System.Runtime.InteropServices;
using System.Text.Json.Nodes;
using System.Net.Http.Json;
using System.Text.Json;
using System.Xml.Schema;
using static Downloader.Program;
using System.Threading.Tasks;
using System.Net.Http;
using System.Windows;
using System.Windows.Shapes;
using System.Collections.Concurrent;
//using System.Windows.Forms;
using System.Threading;

using MessageBox = System.Windows.MessageBox;
using Downloader;
using COSXML.Transfer;
using WebConnect;
using System.IO.Compression;
using ICSharpCode.SharpZipLib.Tar;
using ICSharpCode.SharpZipLib.GZip;
using static System.Net.WebRequestMethods;
using File = System.IO.File;
using System.Linq;
using Installer;
using starter.viewmodel.settings;
using System.Security.Permissions;
using System.Windows.Media;

namespace starter.viewmodel.settings
{
    /// <summary>
    /// Settings Window Model
    /// </summary>
    public class SettingsModel
    {
        /// <summary>
        /// downloader function
        /// </summary>
        private Data configData = new Data("");
        private Tencent_cos_download cloud = new Tencent_cos_download();

        private HttpClient client = new HttpClient();
        private WebConnect.Web web = new WebConnect.Web();

        public SettingsModel()
        {
            Route = Data.FilePath;
            Username = "";
            Password = "";
            updates = "";
            CodeRoute = "";
            PlayerNum = "nSelect";
            UploadReady = false;
            LoginFailed = false;
            launchLanguage = LaunchLanguage.cpp;
            usingOS = ReadUsingOS();
        }

        /// <summary>
        /// save settings
        /// </summary>
        public bool install()
        {
            if (Tencent_cos_download.CheckAlreadyDownload())
            {
                MessageBoxResult repeatOption = MessageBox.Show($"文件已存在于{Downloader.Program.Data.FilePath},是否移动到新位置？", "重复安装", MessageBoxButton.YesNo, MessageBoxImage.Warning, MessageBoxResult.No);
                // ask if abort install, with warning sign, defalut move instead of abort;
                if (repeatOption == MessageBoxResult.No)
                {
                    Route = Data.FilePath;
                    return false;
                }
                else
                {
                    Downloader.Program.Tencent_cos_download.MoveProgram(Route);
                    return true;
                }
            }
            else
            {
                Data.ResetFilepath(Route);
                Tencent_cos_download.DownloadAll();
                return true;
            }
        }
        public int move()
        {
            int state = Tencent_cos_download.MoveProgram(Route);
            if (state != 0)
                Route = Data.FilePath;
            return state;

        }
        ///<summary>
        ///check for update
        /// </summary>
        static bool ProfileAvailable
        {
            get; set;
        }
        /// <summary>
        /// 检查更新
        /// </summary>
        /// <returns></returns>
        public Status checkUpdate()
        {
            UpdateInfo updateInfo = Tencent_cos_download.Check(usingOS);
            if (updateInfo.newFileCount == -1)
            {
                if (updateInfo.changedFileCount == -1)
                {
                    return Status.error;
                }
                else
                {
                    return Status.disconnected;
                }
            }
            else
            {
                if (updateInfo.changedFileCount != 0 || updateInfo.newFileCount != 0)
                {
                    Updates = $"{updateInfo.newFileCount}个新文件，{updateInfo.changedFileCount}个文件变化";
                }
                return Status.menu;
            }
        }

        public async Task<int> Login()
        {
            return await web.LoginToEEsast(client, Username, Password);
        }

        public bool RememberUser()
        {
            int result = 0;
            result |= Web.WriteJson("email", Username);
            result |= Web.WriteJson("password", Password);
            return result == 0;
        }
        public bool RecallUser()
        {
            var username = Web.ReadJson("email");
            if (username == null || username.Equals(""))
            {
                Username = "";
                return false;
            }
            Username = username;

            var password = Web.ReadJson("password");
            if (password == null || password.Equals(""))
            {
                Password = "";
                return false;
            }
            Password = password;

            return true;
        }
        public bool ForgetUser()
        {
            int result = 0;
            result |= Web.WriteJson("email", "");
            result |= Web.WriteJson("password", "");
            return result == 0;
        }

        public bool Update()
        {
            try
            {
                return Tencent_cos_download.Update();
            }
            catch
            {
                return false;
            }
        }
        public int Uninst()
        {
            return Tencent_cos_download.DeleteAll();
        }

        public bool Launch()
        {
            if (Tencent_cos_download.CheckAlreadyDownload())
            {
                //Process.Start(System.IO.Path.Combine(Data.FilePath, startName));
                switch (RunProgram.RunInfo.mode)
                {
                    case RunProgram.RunMode.ServerOnly:
                        RunProgram.StartServer(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        break;
                    case RunProgram.RunMode.ServerForDebugOnly:
                        RunProgram.StartServerForDebug(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        break;
                    case RunProgram.RunMode.GUIAttendGameOnly:
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID,
                            false, RunProgram.RunInfo.occupation, RunProgram.RunInfo.type);
                        break;
                    case RunProgram.RunMode.GUIVisit:
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, 0, true, 1, 1);
                        break;
                    case RunProgram.RunMode.GUIAndAICpp:
                        RunProgram.StartServerForDebug(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunCpp(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID,
                            false, RunProgram.RunInfo.occupation, RunProgram.RunInfo.type);
                        break;
                    case RunProgram.RunMode.GUIAndAIPython:
                        RunProgram.StartServerForDebug(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunPython(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID,
                            false, RunProgram.RunInfo.occupation, RunProgram.RunInfo.type);
                        break;
                    case RunProgram.RunMode.ServerAndCpp:
                        RunProgram.StartServer(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunCpp(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        break;
                    case RunProgram.RunMode.ServerAndPython:
                        RunProgram.StartServer(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunPython(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        break;
                    case RunProgram.RunMode.ServerAndCppVisit:
                        RunProgram.StartServer(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunCpp(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID, true, 0, 1);
                        break;
                    case RunProgram.RunMode.ServerAndPythonVisit:
                        RunProgram.StartServer(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunPython(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID, true, 0, 1);
                        break;
                    case RunProgram.RunMode.ServerDebugAndCppVisit:
                        RunProgram.StartServerForDebug(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunCpp(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID, true, 0, 1);
                        break;
                    case RunProgram.RunMode.ServerDebugAndPythonVisit:
                        RunProgram.StartServerForDebug(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.gameTimeSec, RunProgram.RunInfo.playbackFileName);
                        Task.Delay(100);
                        RunProgram.RunPython(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.studentCount,
                            RunProgram.RunInfo.trickerCount, RunProgram.RunInfo.saveDebugLog, RunProgram.RunInfo.showDebugLog,
                            RunProgram.RunInfo.warningOnly, RunProgram.RunInfo.playerId, RunProgram.RunInfo.filePath);
                        RunProgram.RunInfo.playerId = null;
                        RunProgram.RunInfo.filePath = null;
                        RunProgram.RunGUIClient(RunProgram.RunInfo.IP, RunProgram.RunInfo.port, RunProgram.RunInfo.characterID, true, 0, 1);
                        break;
                }
                return true;
            }
            else
            {
                MessageBox.Show($"文件还不存在，请安装主体文件", "文件不存在", MessageBoxButton.OK, MessageBoxImage.Warning, MessageBoxResult.OK);
                return false;
            }
        }

        public async Task<int> Upload()
        {
            switch (CodeRoute.Substring(CodeRoute.LastIndexOf('.') + 1))
            {
                case "cpp":
                case "h":
                    Language = "cpp";
                    break;
                case "py":
                    Language = "python";
                    break;
                default:
                    return -8;
            }
            if (PlayerNum.Equals("nSelect"))
                return -9;
            return await web.UploadFiles(client, CodeRoute, Language, PlayerNum);
        }
        public bool WriteUsingOS()
        {
            string OS = "";
            switch (usingOS)
            {
                case UsingOS.Win:
                    OS = "win";
                    break;
                case UsingOS.Linux:
                    OS = "linux";
                    break;
                case UsingOS.OSX:
                    OS = "osx";
                    break;
            }
            return Web.WriteJson("OS", OS) == 0;
        }
        public UsingOS ReadUsingOS()
        {
            return Web.ReadJson("OS") switch
            {
                "linux" => UsingOS.Linux,
                "osx" => UsingOS.OSX,
                _ => UsingOS.Win,
            };
        }
        /// <summary>
        /// Route of files
        /// </summary>
        public string Route
        {
            get; set;
        }

        public string Username
        {
            get; set;
        }
        public string Password
        {
            get; set;
        }
        public string CodeRoute
        {
            get; set;
        }
        public string? Language
        {
            get; set;
        }
        public string PlayerNum
        {
            get; set;
        }
        /// <summary>
        /// 关于更新的屏幕显示信息
        /// </summary>
        private string updates;
        public string Updates
        {
            get
            {
                return updates;
            }
            set
            {
                updates = value;
            }
        }
        /// <summary>
        /// 关于介绍的屏幕显示信息
        /// </summary>
        public enum Status { newUser, menu, move, working, initializing, disconnected, error, successful, login, web, launch };
        public Status status
        {
            get; set;
        }
        public bool Working
        {
            get; set;
        }
        /// <summary>
        /// if an update is planned
        /// </summary>
        public bool UpdatePlanned
        {
            get
            {
                return Program.UpdatePlanned;
            }
        }

        public bool CombatCompleted
        {
            get
            {
                return false;
            }
        }

        public bool LoginFailed
        {
            get; set;
        }

        public bool UploadReady
        {
            get; set;
        }
        public bool RememberMe
        {
            get; set;
        }
        public enum LaunchLanguage { cpp, python };
        public LaunchLanguage launchLanguage
        {
            get; set;
        }
        public enum UsingOS { Win, Linux, OSX };
        public UsingOS usingOS
        {
            get; set;
        }
    }
}
namespace Downloader
{
    class UserInfo
    {
        static public string _id = "";
        static public string email = "";
    }

    class Program
    {
        static ConcurrentQueue<string> newFileName = new ConcurrentQueue<string>();
        //static List<string> newFileName = new List<string>();     // 新文件名
        static ConcurrentQueue<string> updateFileName = new ConcurrentQueue<string>();  // 更新文件名
        static List<string> updateFailed = new List<string>();    //更新失败的文件名
        static public List<string> UpdateFailed
        {
            get { return updateFailed; }
        }
        static public void ResetUpdateFailedInfo()
        {
            updateFailed.Clear();
        }
        public static string ProgramName = "THUAI6";                     // 要运行或下载的程序名称
        public static string playerFolder = "player";                    // 选手代码保存文件夹路径
        public static string startName = "maintest.exe";          // 启动的程序名

        public struct UpdateInfo                                         // 更新信息，包括新版本版本号、更改文件数和新文件数
        {
            public string status;
            public int changedFileCount;
            public int newFileCount;
        }
        public static bool UpdatePlanned
        {
            get; set;
        }

        static int filenum = 0;                                   // 总文件个数

        public class Data
        {
            public static string path = "";      // 标记路径记录文件THUAI6.json的路径
            public static string FilePath = ""; // 最后一级为THUAI6文件夹所在目录
            public static string dataPath = "";  // C盘的文档文件夹
            public Data(string path)
            {
                dataPath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
                //dataPath = new DirectoryInfo(".").FullName;
                Data.path = System.IO.Path.Combine(dataPath, "THUAI6.json");
                if (File.Exists(Data.path))
                {
                    Dictionary<string, string>? dict;
                    using (StreamReader r = new StreamReader(Data.path))
                    {
                        string json = r.ReadToEnd();
                        if (json == null || json == "")
                        {
                            json += @"{""THUAI6""" + ":" + @"""2023""}";
                        }
                        dict = Utils.TryDeserializeJson<Dictionary<string, string>>(json);
                        if (dict != null && dict.ContainsKey("installpath"))
                        {
                            FilePath = dict["installpath"].Replace('\\', '/');
                        }  //读取安装路径
                    }
                    dict?.TryAdd("installpath", @path);
                    using FileStream fs = new FileStream(Data.path, FileMode.Create, FileAccess.ReadWrite);
                    using StreamWriter sw = new StreamWriter(fs);
                    sw.Write(JsonConvert.SerializeObject(dict));
                    sw.Flush();
                }
                else
                {
                    FilePath = System.IO.Path.GetDirectoryName(@path)
                        ?? throw new Exception("Failed to get the path of the file");

                    //将dat文件写入程序运行路径
                    string json;
                    Dictionary<string, string>? dict;
                    using FileStream fs = new FileStream(Data.path, FileMode.Create, FileAccess.ReadWrite);
                    using (StreamReader r = new StreamReader(fs))
                    {
                        json = r.ReadToEnd();
                        if (json == null || json == "")
                        {
                            json += @"{""THUAI6""" + ":" + @"""2023""}";
                        }
                        dict = Utils.TryDeserializeJson<Dictionary<string, string>>(json);
                        dict?.Add("installpath", path);
                    }
                    using FileStream fs2 = new FileStream(Data.path, FileMode.Create, FileAccess.ReadWrite);
                    using StreamWriter sw = new StreamWriter(fs2);
                    sw.Write(JsonConvert.SerializeObject(dict));
                    sw.Flush();
                }
            }

            public static void ResetFilepath(string newPath)
            {
                string json;
                Dictionary<string, string>? dict;
                FilePath = newPath.Replace('\\', '/');
                path = System.IO.Path.Combine(dataPath, "THUAI6.json");
                using FileStream fs = new FileStream(Data.path, FileMode.Create, FileAccess.ReadWrite);
                using (StreamReader r = new StreamReader(fs))
                {
                    json = r.ReadToEnd();
                    if (json == null || json == "")
                    {
                        json += @"{""THUAI6""" + ":" + @"""2023""}";
                    }
                    dict = Utils.TryDeserializeJson<Dictionary<string, string>>(json);
                    if (dict != null && dict.ContainsKey("installpath"))
                    {
                        dict["installpath"] = newPath;
                    }
                    else
                    {
                        dict?.Add("installpath", newPath);
                    }
                    if (dict == null || !dict.ContainsKey("download"))
                    {
                        dict?.Add("download", "true");
                    }
                    else
                    {
                        dict["download"] = "true";
                    }
                }
                using FileStream fs2 = new FileStream(path, FileMode.Open, FileAccess.ReadWrite);
                using StreamWriter sw = new StreamWriter(fs2);
                fs2.SetLength(0);
                sw.Write(JsonConvert.SerializeObject(dict));
                sw.Flush();
            }
        }
        public class Tencent_cos_download
        {
            public void download(string download_dir, string key)
            {
                // download_dir标记根文件夹路径，key为相对根文件夹的路径（不带./）
                // 初始化CosXmlConfig（提供配置SDK接口）
                string appid = "1314234950";   // 设置腾讯云账户的账户标识（APPID）
                string region = "ap-beijing";  // 设置一个默认的存储桶地域
                CosXmlConfig config = new CosXmlConfig.Builder()
                                          .IsHttps(true)      // 设置默认 HTTPS 请求
                                          .SetAppid(appid)    // 设置腾讯云账户的账户标识 APPID
                                          .SetRegion(region)  // 设置一个默认的存储桶地域
                                          .SetDebugLog(true)  // 显示日志
                                          .Build();           // 创建 CosXmlConfig 对象

                // 永久密钥访问凭证
                string secretId = "***"; //"云 API 密钥 SecretId";
                string secretKey = "***"; //"云 API 密钥 SecretKey";

                long durationSecond = 1000;  // 每次请求签名有效时长，单位为秒
                QCloudCredentialProvider cosCredentialProvider = new DefaultQCloudCredentialProvider(
                    secretId, secretKey, durationSecond
                );
                // 初始化 CosXmlServer
                CosXmlServer cosXml = new CosXmlServer(config, cosCredentialProvider);

                // 创建存储桶
                try
                {
                    string bucket = "thuai6-1314234950";                                // 格式：BucketName-APPID
                    string localDir = System.IO.Path.GetDirectoryName(download_dir)     // 本地文件夹
                        ?? throw new Exception("本地文件夹路径获取失败");
                    string localFileName = System.IO.Path.GetFileName(download_dir);    // 指定本地保存的文件名
                    GetObjectRequest request = new GetObjectRequest(bucket, key, localDir, localFileName);

                    Dictionary<string, string> test = request.GetRequestHeaders();
                    request.SetCosProgressCallback(delegate (long completed, long total)
                    {
                        //Console.WriteLine(String.Format("progress = {0:##.##}%", completed * 100.0 / total));
                    });
                    // 执行请求
                    GetObjectResult result = cosXml.GetObject(request);
                    // 请求成功
                }
                catch (CosClientException clientEx)
                {
                    throw clientEx;
                }
                catch (CosServerException serverEx)
                {
                    throw serverEx;
                }
                catch
                {
                    MessageBox.Show($"下载{download_dir}时出现未知问题，请反馈");
                }
            }

            public static void GetNewHash()
            {
                Tencent_cos_download Downloader = new Tencent_cos_download();
                Downloader.download(System.IO.Path.Combine(Data.FilePath, "hash.json"), "hash.json");
            }

            public static string GetFileMd5Hash(string strFileFullPath)
            {
                FileStream? fst = null;
                try
                {
                    fst = new FileStream(strFileFullPath, FileMode.Open, FileAccess.Read);
                    byte[] data = MD5.Create().ComputeHash(fst);

                    StringBuilder sBuilder = new StringBuilder();

                    for (int i = 0; i < data.Length; i++)
                    {
                        sBuilder.Append(data[i].ToString("x2"));
                    }

                    fst.Close();
                    return sBuilder.ToString().ToLower();
                }
                catch (Exception)
                {
                    if (fst != null)
                        fst.Close();
                    if (File.Exists(strFileFullPath))
                        return "conflict";
                    return "";
                }
                finally
                {
                }
            }

            public static bool IsUserFile(string filename)
            {
                if (filename.Substring(filename.Length - 3, 3).Equals(".sh") || filename.Substring(filename.Length - 4, 4).Equals(".cmd"))
                    return true;
                if (filename.Equals("AI.cpp") || filename.Equals("AI.py"))
                    return true;
                return false;
            }

            public static UpdateInfo Check(SettingsModel.UsingOS OS)
            {
                string json, MD5, jsonName;
                int newFile = 0, updateFile = 0;
                newFileName.Clear();
                updateFileName.Clear();
                jsonName = "hash.json";
                UpdateInfo updateInfo;

                Tencent_cos_download Downloader = new Tencent_cos_download();
                try
                {
                    // 如果json存在就删了重新下
                    if (File.Exists(System.IO.Path.Combine(Data.FilePath, jsonName)))
                    {
                        File.Delete(System.IO.Path.Combine(Data.FilePath, jsonName));
                        Downloader.download(System.IO.Path.Combine(Data.FilePath, jsonName), jsonName);
                    }
                    else
                    {
                        Downloader.download(System.IO.Path.Combine(Data.FilePath, jsonName), jsonName);
                    }
                }
                catch (CosClientException clientEx)
                {
                    // 请求失败
                    updateInfo.status = "ClientEx: " + clientEx.ToString();
                    updateInfo.newFileCount = -1;
                    updateInfo.changedFileCount = 0;
                    return updateInfo;
                }
                catch (CosServerException serverEx)
                {
                    // 请求失败
                    updateInfo.status = "ServerEx: " + serverEx.ToString();
                    updateInfo.newFileCount = -1;
                    updateInfo.changedFileCount = 0;
                    return updateInfo;
                }

                using (StreamReader r = new StreamReader(System.IO.Path.Combine(Data.FilePath, jsonName)))
                    json = r.ReadToEnd();
                json = json.Replace("\r", string.Empty).Replace("\n", string.Empty);
                var jsonDict = Utils.DeserializeJson1<Dictionary<string, string>>(json);
                string updatingFolder = "";
                switch (OS)
                {
                    case SettingsModel.UsingOS.Win:
                        updatingFolder = "THUAI6/win";
                        break;
                    case SettingsModel.UsingOS.Linux:
                        updatingFolder = "THUAI6/lin";
                        break;
                    case SettingsModel.UsingOS.OSX:
                        updatingFolder = "THUAI6/osx";
                        break;
                }
                foreach (KeyValuePair<string, string> pair in jsonDict)
                {
                    if (pair.Key.Length > 10 && (pair.Key.Substring(0, 10).Equals(updatingFolder)) || pair.Key.Substring(pair.Key.Length - 4, 4).Equals(".pdf"))
                    {
                        MD5 = GetFileMd5Hash(System.IO.Path.Combine(Data.FilePath, pair.Key.TrimStart(new char[] { '.', '/' })));
                        if (MD5.Length == 0)  // 文档不存在
                            newFileName.Enqueue(pair.Key);
                        else if (MD5.Equals("conflict"))
                        {
                            if (pair.Key.Equals("THUAI6/win/CAPI/cpp/.vs/CAPI/v17/Browse.VC.db"))
                            {
                                MessageBox.Show($"visual studio未关闭：\n" +
                                $"对于visual studio 2022，可以更新，更新会覆盖visual studio中已经打开的选手包；\n" +
                                $"若使用其他版本的visual studio是继续更新出现问题，请汇报；\n" +
                                $"若您自行修改了选手包，请注意备份；\n" +
                                $"若关闭visual studio后仍弹出，请汇报。\n\n",
                                "visual studio未关闭", MessageBoxButton.OK, MessageBoxImage.Information);
                            }
                            else
                                MessageBox.Show($"检查{pair.Key}更新时遇到问题，请反馈", "读取出错", MessageBoxButton.OK, MessageBoxImage.Error);
                        }
                        else if (!MD5.Equals(pair.Value) && !IsUserFile(System.IO.Path.GetFileName(pair.Key)))  // MD5不匹配
                            updateFileName.Enqueue(pair.Key);
                    }
                }

                newFile = newFileName.Count;
                updateFile = updateFileName.Count;
                filenum = newFile + updateFile;
                //Console.WriteLine("----------------------" + Environment.NewLine);

                if (newFile + updateFile == 0)
                {
                    updateInfo.status = "latest";
                    updateInfo.newFileCount = 0;
                    updateInfo.changedFileCount = 0;
                    newFileName.Clear();
                    updateFileName.Clear();
                }
                else
                {
                    updateInfo.status = "old";
                    //TODO:获取版本号
                    updateInfo.newFileCount = newFile;
                    /*
                    foreach (string filename in newFileName)
                    {
                        Console.WriteLine(filename);
                    }
                    */
                    updateInfo.changedFileCount = updateFile;
                    /*
                    foreach (string filename in updateFileName)
                    {
                        Console.WriteLine(filename);
                    }
                    Console.Write(Environment.NewLine + "是否下载新文件？ y/n：");
                    if (Console.Read() != 'y')
                        Console.WriteLine("下载取消!");
                    else
                        Download();
                    */
                    UpdatePlanned = true;
                }
                return updateInfo;
            }

            public static bool Update()
            {
                if (UpdatePlanned)
                {
                    Download();
                    if (updateFailed.Count == 0)
                        return true;
                }
                return false;
            }
            private static void Download()
            {
                Tencent_cos_download Downloader = new Tencent_cos_download();
                int newFile = 0;
                int totalnew = newFileName.Count, totalupdate = updateFileName.Count;
                filenum = totalnew + totalupdate;
                updateFailed.Clear();
                if (newFileName.Count > 0 || updateFileName.Count > 0)
                {
                    try
                    {
                        int cnt = newFileName.Count;
                        if (cnt <= 20)
                        {
                            while (newFileName.TryDequeue(out var filename))
                            {
                                Downloader.download(System.IO.Path.Combine(@Data.FilePath, filename), filename.TrimStart(new char[] { '.', '/' }));
                                //Console.WriteLine(filename + "下载完毕!" + Environment.NewLine);
                                Interlocked.Increment(ref newFile);
                            }
                        }
                        else
                        {
                            const int nthread = 8;
                            var thrds = new List<Thread>();
                            for (int i = 0; i < nthread; i++)
                            {
                                var thrd = new Thread(() =>
                                {
                                    while (newFileName.TryDequeue(out var filename))
                                    {
                                        Downloader.download(System.IO.Path.Combine(@Data.FilePath, filename), filename.TrimStart(new char[] { '.', '/' }));
                                        //Console.WriteLine(filename + "下载完毕!" + Environment.NewLine);
                                        Interlocked.Increment(ref newFile);
                                    }
                                });
                                thrd.Start();
                                thrds.Add(thrd);
                            }
                            foreach (var thrd in thrds)
                            {
                                thrd.Join();
                            }
                        }
                        // 读取 Interlocked.CompareExchange(ref newFile, 0, 0);

                        int upcnt = updateFileName.Count;
                        if (upcnt <= 20)
                        {
                            while (updateFileName.TryDequeue(out var filename))
                            {
                                try
                                {
                                    File.Delete(System.IO.Path.Combine(@Data.FilePath, filename));
                                    Downloader.download(System.IO.Path.Combine(@Data.FilePath, filename), filename.TrimStart(new char[] { '.', '/' }));
                                }
                                catch (System.IO.IOException)
                                {
                                    updateFailed = updateFailed.Append(filename).ToList();
                                }
                                catch
                                {
                                    if (filename.Substring(filename.Length - 4, 4).Equals(".pdf"))
                                    {
                                        MessageBox.Show($"由于曾经发生过的访问冲突，下载器无法更新{filename}\n"
                                            + $"请手动删除{filename}，然后再试一次。");
                                    }
                                    else
                                        MessageBox.Show($"更新{filename}时遇到未知问题，请反馈");
                                    updateFailed = updateFailed.Append(filename).ToList();
                                }
                                Interlocked.Increment(ref newFile);
                            }
                        }
                        else
                        {
                            const int nthread = 8;
                            var thrds = new List<Thread>();

                            for (int i = 0; i < nthread; i++)
                            {
                                var thrd = new Thread(() =>
                                {
                                    while (updateFileName.TryDequeue(out var filename))
                                    {
                                        try
                                        {
                                            File.Delete(System.IO.Path.Combine(@Data.FilePath, filename));
                                            Downloader.download(System.IO.Path.Combine(@Data.FilePath, filename), filename.TrimStart(new char[] { '.', '/' }));
                                        }
                                        catch (System.IO.IOException)
                                        {
                                            updateFailed = updateFailed.Append(filename).ToList();
                                        }
                                        catch
                                        {
                                            if (filename.Substring(filename.Length - 4, 4).Equals(".pdf"))
                                            {
                                                MessageBox.Show($"由于曾经发生过的访问冲突，下载器无法更新{filename}\n"
                                                    + $"请手动删除{filename}，然后再试一次。");
                                            }
                                            else
                                                MessageBox.Show($"更新{filename}时遇到未知问题，请反馈");
                                            updateFailed = updateFailed.Append(filename).ToList();
                                        }
                                        Interlocked.Increment(ref newFile);
                                    }
                                });
                                thrd.Start();
                                thrds.Add(thrd);
                            }
                            foreach (var thrd in thrds)
                            {
                                thrd.Join();
                            }
                        }
                        if (updateFailed.Count == 0)
                            UpdatePlanned = false;
                    }
                    catch (CosClientException clientEx)
                    {
                        // 请求失败
                        MessageBox.Show("连接错误:" + clientEx.ToString());
                        Console.WriteLine("CosClientException: " + clientEx.ToString() + Environment.NewLine);
                        return;
                    }
                    catch (CosServerException serverEx)
                    {
                        // 请求失败
                        MessageBox.Show("连接错误:" + serverEx.ToString());
                        Console.WriteLine("CosClientException: " + serverEx.ToString() + Environment.NewLine);
                        return;
                    }
                    catch (Exception)
                    {
                        MessageBox.Show("未知错误且无法定位到出错文件，请反馈");
                        throw;
                    }
                }
                else
                    Console.WriteLine("当前平台已是最新版本！" + Environment.NewLine);
                newFileName.Clear();
                updateFileName.Clear();
            }

            public static bool CheckAlreadyDownload()  // 检查是否已经下载
            {
                string existpath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
                if (!File.Exists(existpath))  // 文件不存在
                {
                    using FileStream fs = new FileStream(existpath, FileMode.Create, FileAccess.ReadWrite);
                    return false;
                }
                else  // 文件存在
                {
                    using FileStream fs = new FileStream(existpath, FileMode.Open, FileAccess.Read);
                    using StreamReader sr = new StreamReader(fs);
                    string json = sr.ReadToEnd();
                    if (json == null || json == "")
                    {
                        json += @"{""THUAI6""" + ":" + @"""2023""}";
                    }
                    var dict = Utils.TryDeserializeJson<Dictionary<string, string>>(json);
                    if (dict == null || !dict.ContainsKey("download") || "false" == dict["download"])
                    {
                        return false;
                    }
                    else if (dict["download"] == "true")
                    {
                        return true;
                    }
                    else
                    {
                        return false;
                    }
                }
            }

            public static void DownloadAll()  // 下载全部文件
            {
                string jsonName = "hash.json";
                string json;
                Tencent_cos_download Downloader = new Tencent_cos_download();

                try
                {
                    // 如果json存在就删了重新下
                    if (File.Exists(System.IO.Path.Combine(Data.FilePath, jsonName)))
                    {
                        File.Delete(System.IO.Path.Combine(Data.FilePath, jsonName));
                        Downloader.download(System.IO.Path.Combine(Data.FilePath, jsonName), jsonName);
                    }
                    else
                    {
                        Downloader.download(System.IO.Path.Combine(Data.FilePath, jsonName), jsonName);
                    }
                }
                catch (CosClientException clientEx)
                {
                    // 请求失败
                    Console.WriteLine("CosClientException: " + clientEx.ToString() + Environment.NewLine);
                    return;
                }
                catch (CosServerException serverEx)
                {
                    // 请求失败
                    Console.WriteLine("CosClientException: " + serverEx.ToString() + Environment.NewLine);
                    return;
                }
                using (StreamReader r = new StreamReader(System.IO.Path.Combine(Data.FilePath, jsonName)))
                    json = r.ReadToEnd();
                json = json.Replace("\r", string.Empty).Replace("\n", string.Empty);
                // var jsonDict = Utils.DeserializeJson<Dictionary1<string, string>>(json);

                newFileName.Clear();
                updateFileName.Clear();
                newFileName.Enqueue("THUAI6.tar.gz");
                Download();
                Stream? inStream = null;
                Stream? gzipStream = null;
                TarArchive? tarArchive = null;
                try
                {
                    using (inStream = File.OpenRead(System.IO.Path.Combine(Data.FilePath, "THUAI6.tar.gz")))
                    {
                        using (gzipStream = new GZipInputStream(inStream))
                        {
                            tarArchive = TarArchive.CreateInputTarArchive(gzipStream);
                            tarArchive.ExtractContents(Data.FilePath);
                            tarArchive.Close();
                        }
                    }
                }
                catch
                {
                    //出错
                }
                finally
                {
                    if (null != tarArchive) tarArchive.Close();
                    if (null != gzipStream) gzipStream.Close();
                    if (null != inStream) inStream.Close();
                }
                FileInfo fileInfo = new FileInfo(System.IO.Path.Combine(Data.FilePath, "THUAI6.tar.gz"));
                fileInfo.Delete();
                string json2;
                Dictionary<string, string>? dict;
                string existpath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
                using FileStream fs = new FileStream(existpath, FileMode.Open, FileAccess.ReadWrite);
                using (StreamReader r = new StreamReader(fs))
                {
                    json2 = r.ReadToEnd();
                    if (json2 == null || json2 == "")
                    {
                        json2 += @"{""THUAI6""" + ":" + @"""2023""}";
                    }
                    dict = Utils.TryDeserializeJson<Dictionary<string, string>>(json2);
                    if (dict == null || !dict.ContainsKey("download"))
                    {
                        dict?.Add("download", "true");
                    }
                    else
                    {
                        dict["download"] = "true";
                    }
                }

                using FileStream fs2 = new FileStream(existpath, FileMode.Open, FileAccess.ReadWrite);
                using StreamWriter sw = new StreamWriter(fs2);
                fs2.SetLength(0);
                sw.Write(JsonConvert.SerializeObject(dict));
                Check(SettingsModel.UsingOS.Win);
                Download();
                if (File.Exists(Data.FilePath + "/THUAI6/AI.cpp"))
                {
                    FileInfo userCpp = new FileInfo((Data.FilePath + "/THUAI6/AI.cpp").Replace("/", "\\"));
                    userCpp.MoveTo(Data.FilePath + "/THUAI6/win/CAPI/cpp/API/src/AI.cpp", true);
                }
                if (File.Exists(Data.FilePath + "/THUAI6/AI.py"))
                {
                    FileInfo userCpp = new FileInfo((Data.FilePath + "/THUAI6/AI.py").Replace("/", "\\"));
                    userCpp.MoveTo(Data.FilePath + "/THUAI6/win/CAPI/python/PyAPI/AI.cpp", true);
                }
            }

            public static void Change_all_hash(string topDir, Dictionary<string, string> jsonDict)  // 更改HASH
            {
                DirectoryInfo theFolder = new DirectoryInfo(@topDir);
                bool ifexist = false;

                // 遍历文件
                foreach (FileInfo NextFile in theFolder.GetFiles())
                {
                    string filepath = topDir + @"/" + NextFile.Name;  // 文件路径
                    //Console.WriteLine(filepath);
                    foreach (KeyValuePair<string, string> pair in jsonDict)
                    {
                        if (System.IO.Path.Equals(filepath, System.IO.Path.Combine(Data.FilePath, pair.Key).Replace('\\', '/')))
                        {
                            ifexist = true;
                            string MD5 = GetFileMd5Hash(filepath);
                            jsonDict[pair.Key] = MD5;
                        }
                    }
                    if (!ifexist && NextFile.Name != "hash.json")
                    {
                        string MD5 = GetFileMd5Hash(filepath);
                        string relapath = filepath.Replace(Data.FilePath + '/', string.Empty);
                        jsonDict.Add(relapath, MD5);
                    }
                    ifexist = false;
                }

                // 遍历文件夹
                foreach (DirectoryInfo NextFolder in theFolder.GetDirectories())
                {
                    if (System.IO.Path.Equals(NextFolder.FullName, System.IO.Path.GetFullPath(System.IO.Path.Combine(Data.FilePath, playerFolder))))
                    {
                        foreach (FileInfo NextFile in NextFolder.GetFiles())
                        {
                            if (NextFile.Name == "AI.cpp" || NextFile.Name == "AI.py")
                            {
                                string MD5 = GetFileMd5Hash(NextFile.FullName);
                                string relapath = NextFile.FullName.Replace('\\', '/').Replace(Data.FilePath + '/', string.Empty);
                                jsonDict.Add(relapath, MD5);
                            }
                        }
                        continue;  // 如果是选手文件夹就忽略
                    }
                    Change_all_hash(NextFolder.FullName.Replace('\\', '/'), jsonDict);
                }
            }
            public static void UpdateHash()
            {
                while (true)
                {
                    if (Directory.Exists(Data.FilePath))
                    {
                        string json;
                        if (!File.Exists(System.IO.Path.Combine(Data.FilePath, "hash.json")))
                        {
                            Console.WriteLine("hash.json文件丢失！即将重新下载该文件！");
                            GetNewHash();
                        }
                        using (StreamReader r = new StreamReader(System.IO.Path.Combine(Data.FilePath, "hash.json")))
                            json = r.ReadToEnd();
                        json = json.Replace("\r", string.Empty).Replace("\n", string.Empty).Replace("/", @"\\");
                        Dictionary<string, string> jsonDict = Utils.DeserializeJson1<Dictionary<string, string>>(json);
                        Change_all_hash(Data.FilePath, jsonDict);
                        OverwriteHash(jsonDict);
                        break;
                    }
                    else
                    {
                        Console.WriteLine("读取路径失败！请重新输入文件路径：");
                        Data.ResetFilepath(Console.ReadLine() ?? "");
                    }
                }
            }

            public static int DeleteAll()
            {
                DirectoryInfo di = new DirectoryInfo(Data.FilePath + "/THUAI6");
                //DirectoryInfo player = new DirectoryInfo(System.IO.Path.GetFullPath(System.IO.Path.Combine(Data.FilePath, playerFolder)));
                FileInfo[] allfile = di.GetFiles();
                try
                {
                    foreach (FileInfo file in allfile)
                    {
                        //if(file.Name == "AI.cpp" || file.Name == "AI.py")
                        //{
                        //    string filename = System.IO.Path.GetFileName(file.FullName);
                        //    file.MoveTo(System.IO.Path.Combine(Data.FilePath, filename));
                        //    continue;
                        //}
                        file.Delete();
                    }
                    FileInfo userFileCpp = new FileInfo(Data.FilePath + "/THUAI6/win/CAPI/cpp/API/src/AI.cpp");
                    FileInfo userFilePy = new FileInfo(Data.FilePath + "/THUAI6/win/CAPI/python/PyAPI/AI.py");
                    userFileCpp.MoveTo(System.IO.Path.Combine(Data.FilePath + "/THUAI6", System.IO.Path.GetFileName(userFileCpp.FullName)));
                    userFilePy.MoveTo(System.IO.Path.Combine(Data.FilePath + "/THUAI6", System.IO.Path.GetFileName(userFilePy.FullName)));
                    foreach (DirectoryInfo subdi in di.GetDirectories())
                    {
                        subdi.Delete(true);
                    }
                    FileInfo hashFile = new FileInfo(Data.FilePath + "/hash.json");
                    hashFile.Delete();
                }
                catch (UnauthorizedAccessException)
                {
                    Console.WriteLine("权限不足，无法删除！");
                    return -2;
                }
                catch (DirectoryNotFoundException)
                {
                    Console.WriteLine("文件夹没有找到，请检查是否已经手动更改路径");
                    return -3;
                }
                catch (IOException)
                {
                    Console.WriteLine("文件已经打开，请关闭后再删除");
                    return -1;
                }

                string json2;
                Dictionary<string, string>? dict;
                string existpath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
                using FileStream fs = new FileStream(existpath, FileMode.Open, FileAccess.ReadWrite);
                using (StreamReader r = new StreamReader(fs))
                {
                    json2 = r.ReadToEnd();
                    if (json2 == null || json2 == "")
                    {
                        json2 += @"{""THUAI6""" + ":" + @"""2023""}";
                    }
                    dict = Utils.TryDeserializeJson<Dictionary<string, string>>(json2);
                    if (dict == null || !dict.ContainsKey("download"))
                    {
                        dict?.Add("download", "false");
                    }
                    else
                    {
                        dict["download"] = "false";
                    }
                }
                using FileStream fs2 = new FileStream(existpath, FileMode.Open, FileAccess.ReadWrite);
                using StreamWriter sw = new StreamWriter(fs2);
                fs2.SetLength(0);
                sw.Write(JsonConvert.SerializeObject(dict));
                sw.Close();
                fs2.Close();
                try
                {
                    File.Delete(Data.path);
                }
                catch (UnauthorizedAccessException)
                {
                    Console.WriteLine("权限不足，无法删除！");
                    return -2;
                }
                catch (DirectoryNotFoundException)
                {
                    Console.WriteLine("文件夹没有找到，请检查是否已经手动更改路径");
                    return -3;
                }
                catch (IOException)
                {
                    Console.WriteLine("文件已经打开，请关闭后再删除");
                    return -1;
                }
                return 0;
            }

            public static void OverwriteHash(Dictionary<string, string> jsonDict)
            {
                string Contentjson = JsonConvert.SerializeObject(jsonDict);
                Contentjson = Contentjson.Replace("\r", String.Empty).Replace("\n", String.Empty).Replace(@"\\", "/");
                File.WriteAllText(@System.IO.Path.Combine(Data.FilePath, "hash.json"), Contentjson);
            }

            public static int MoveProgram(string newPath)
            {
                DirectoryInfo newdi = new DirectoryInfo(newPath + "/THUAI6");
                DirectoryInfo olddi = new DirectoryInfo(Data.FilePath + "/THUAI6");
                try
                {
                    if (!Directory.Exists(newPath + "/THUAI6"))
                        Directory.CreateDirectory(newPath + "/THUAI6");
                    foreach (DirectoryInfo direct in olddi.GetDirectories())
                    {
                        direct.MoveTo(System.IO.Path.Combine(newPath + "/THUAI6", direct.Name));
                    }
                    foreach (FileInfo file in olddi.GetFiles())
                    {
                        file.MoveTo(System.IO.Path.Combine(newPath + "/THUAI6", file.Name));
                    }
                    olddi.Delete();
                }
                catch (DirectoryNotFoundException)
                {
                    Console.WriteLine("原路径未找到！请检查文件是否损坏");
                    if (newdi.GetDirectories().Length != 0)
                    {
                        foreach (DirectoryInfo newdirect in newdi.GetDirectories())
                        {
                            newdirect.MoveTo(System.IO.Path.Combine(Data.FilePath + "/THUAI6", newdirect.Name));
                        }
                    }
                    if (newdi.GetFiles().Length != 0)
                    {
                        foreach (FileInfo file in newdi.GetFiles())
                        {
                            file.MoveTo(System.IO.Path.Combine(Data.FilePath + "/THUAI6", file.Name));
                        }
                    }
                    Console.WriteLine("移动失败！");
                    if (newdi.Exists)
                        newdi.Delete();
                    return -2;
                }
                catch (IOException)
                {
                    Console.WriteLine("文件已打开或者目标路径下有同名文件！");
                    if (newdi.GetDirectories().Length != 0)
                    {
                        foreach (DirectoryInfo newdirect in newdi.GetDirectories())
                        {
                            newdirect.MoveTo(System.IO.Path.Combine(Data.FilePath + "/THUAI6", newdirect.Name));
                        }
                    }
                    if (newdi.GetFiles().Length != 0)
                    {
                        foreach (FileInfo file in newdi.GetFiles())
                        {
                            file.MoveTo(System.IO.Path.Combine(Data.FilePath + "/THUAI6", file.Name));
                        }
                    }
                    if (newdi.Exists)
                        newdi.Delete();
                    Console.WriteLine("移动失败！");
                    return -1;
                }
                FileInfo hashFile = new FileInfo(Data.FilePath + "/hash.json");
                hashFile.MoveTo(newPath + "/hash.json");
                Data.ResetFilepath(newPath);
                Console.WriteLine("更改路径成功!");
                return 0;
            }
            public static async Task main(string[] args)
            {
                var client = new HttpClient();
                var web = new WebConnect.Web();
                Data date = new Data("");
                while (true)
                {
                    Console.WriteLine($"1. 更新hash.json   2. 检查更新   3.下载{ProgramName}  4.删除{ProgramName}  5.启动进程  6.移动{ProgramName}到其它路径");
                    string choose = Console.ReadLine() ?? "";
                    if (choose == "1")
                    {
                        if (!CheckAlreadyDownload())
                        {
                            Console.WriteLine($"未下载{ProgramName}，请先执行下载操作！");
                            continue;
                        }
                        UpdateHash();
                    }
                    else if (choose == "2")
                    {
                        if (!CheckAlreadyDownload())
                        {
                            Console.WriteLine($"未下载{ProgramName}，请先执行下载操作！");
                            continue;
                        }
                        while (true)
                        {
                            if (Data.FilePath != null && Directory.Exists(Data.FilePath))
                            {
                                Check(SettingsModel.UsingOS.Win);
                                break;
                            }
                            else
                            {
                                Console.WriteLine("读取路径失败！请重新输入文件路径：");
                                Data.ResetFilepath(Console.ReadLine() ?? "");
                            }
                        }
                    }
                    else if (choose == "3")
                    {
                        if (CheckAlreadyDownload())
                        {
                            Console.WriteLine($"已经将{ProgramName}下载到{Data.FilePath}！若要重新下载请先完成删除操作！");
                        }
                        else
                        {
                            string newpath;
                            Console.WriteLine("请输入下载路径：");
                            newpath = Console.ReadLine() ?? "";
                            Data.ResetFilepath(newpath);
                            DownloadAll();
                        }
                    }
                    else if (choose == "4")
                    {
                        DeleteAll();
                    }
                    else if (choose == "5")
                    {
                        if (CheckAlreadyDownload())
                        {
                            Process.Start(System.IO.Path.Combine(Data.FilePath, startName));
                        }
                        else
                        {
                            Console.WriteLine($"未下载{ProgramName}，请先执行下载操作！");
                        }
                    }
                    else if (choose == "6")
                    {
                        string newPath;
                        newPath = Console.ReadLine() ?? "";
                        MoveProgram(newPath);
                    }
                    else if (choose == "7")
                    {
                        Console.WriteLine("请输入email：");
                        string username = Console.ReadLine() ?? "";
                        Console.WriteLine("请输入密码：");
                        string password = Console.ReadLine() ?? "";

                        await web.LoginToEEsast(client, username, password);
                    }
                    else if (choose == "8")
                    {
                        await web.UserDetails(client);
                    }
                    else if (choose == "9")
                    {
                        await web.UploadFiles(client, "", "", "");
                    }
                    else if (choose == "exit")
                    {
                        return;
                    }
                }
            }

            public static int CheckSelfVersion()
            {
                string keyHead = "Installer/";
                Tencent_cos_download downloader = new Tencent_cos_download();
                string hashName = "installerHash.json";
                string dir = System.IO.Path.GetDirectoryName(System.Diagnostics.Process.GetCurrentProcess().MainModule?.FileName)
                    ?? throw new Exception("Failed to get current directory");
                int result = 0;
                try
                {
                    if (File.Exists(System.IO.Path.Combine(dir, hashName)))
                        File.Delete(System.IO.Path.Combine(dir, hashName));
                    downloader.download(System.IO.Path.Combine(dir, hashName), hashName);
                }
                catch
                {
                    return -1;
                }
                string json;
                using (StreamReader r = new StreamReader(System.IO.Path.Combine(dir, hashName)))
                    json = r.ReadToEnd();
                json = json.Replace("\r", string.Empty).Replace("\n", string.Empty);
                var jsonDict = Utils.TryDeserializeJson<Dictionary<string, string>>(json);
                string md5 = "";
                List<string> awaitUpdate = new List<string>();
                if (jsonDict != null)
                {
                    foreach (KeyValuePair<string, string> pair in jsonDict)
                    {
                        md5 = GetFileMd5Hash(System.IO.Path.Combine(dir, pair.Key));
                        if (md5.Length == 0)  // 文档不存在
                        {
                            downloader.download(System.IO.Path.Combine(dir, pair.Key), keyHead + pair.Key);
                        }
                        else if (md5.Equals("conflict"))
                        {
                            MessageBox.Show($"检查{pair.Key}更新时遇到问题，请反馈", "读取出错", MessageBoxButton.OK, MessageBoxImage.Error);
                        }
                        else if (md5 != pair.Value)  // MD5不匹配
                        {
                            if (pair.Key.Substring(0, 12).Equals("InstallerUpd"))
                            {
                                File.Delete(System.IO.Path.Combine(dir, pair.Key));
                                downloader.download(System.IO.Path.Combine(dir, pair.Key), keyHead + pair.Key);
                            }
                            else
                            {
                                result = 1;
                                awaitUpdate = awaitUpdate.Append(pair.Key).ToList();
                            }
                        }
                    }
                }
                else
                    return -1;
                string Contentjson = JsonConvert.SerializeObject(awaitUpdate);
                Contentjson = Contentjson.Replace("\r", String.Empty).Replace("\n", String.Empty).Replace(@"\\", "/");
                File.WriteAllText(@System.IO.Path.Combine(dir, "updateList.json"), Contentjson);
                return result;
            }

            static public bool SelfUpdateDismissed()
            {
                string json;
                string dir = System.IO.Path.GetDirectoryName(System.Diagnostics.Process.GetCurrentProcess().MainModule?.FileName)
                    ?? throw new Exception("Failed to get directory!");
                if (!File.Exists(System.IO.Path.Combine(dir, "updateList.json")))
                    return false;
                using (StreamReader r = new StreamReader(System.IO.Path.Combine(dir, "updateList.json")))
                    json = r.ReadToEnd();
                json = json.Replace("\r", string.Empty).Replace("\n", string.Empty);
                List<string>? jsonList;
                if (json != null)
                    jsonList = Utils.TryDeserializeJson<List<string>>(json);
                else
                    return false;
                if (jsonList != null && jsonList.Contains("Dismiss"))
                {
                    listJsonClear(System.IO.Path.Combine(dir, "updateList.json"));
                    return true;
                }
                return false;
            }

            static private void listJsonClear(string directory)
            {
                List<string> list = new List<string>();
                list.Add("None");
                StreamWriter sw = new StreamWriter(directory, false);
                sw.WriteLine(JsonConvert.SerializeObject(list));
                sw.Close();
            }
        }

        public class RunProgram
        {
            public enum RunMode
            {
                ServerOnly,                     //只启动Server
                ServerForDebugOnly,             //只启动ServerForDebug
                GUIAttendGameOnly,              //只用GUIClient参与游戏
                GUIVisit,                       //只用GUIClient观战
                GUIAndAICpp,                    //用GUI参与游戏并且让cpp的AI同时参与
                GUIAndAIPython,                 //用GUI参与游戏并且让python的AI同时参与
                ServerAndCpp,                   //只运行Server和cpp，
                ServerAndPython,                //只运行Server和python
                ServerAndCppVisit,              //运行Server和Cpp并用GUI观战
                ServerAndPythonVisit,           //运行Server和python并用GUI观战
                ServerDebugAndCpp,              //运行ServerForDebug...
                ServerDebugAndPython,
                ServerDebugAndCppVisit,
                ServerDebugAndPythonVisit,
            }

            // !!! 目前此类的各个静态成员从未被赋值过
            public class RunInfo                //UI需要在调用Launch函数前保证其中数据已经更新并有效
            {
                public static RunMode mode = default;
                public static string? IP = null;
                public static int port = 0;
                public static int studentCount = 0;
                public static int trickerCount = 0;
                public static int gameTimeSec = 0;
                public static string? playbackFileName = null;
                public static int characterID = 0;
                public static int type = 0;
                public static bool saveDebugLog = false;
                public static bool showDebugLog = false;
                public static bool warningOnly = false;
                public static bool visiting = false;
                public static int occupation = 0;
                public static List<int>? playerId = new List<int>();           //两者长度必须与studentCount + trickerCount一致
                public static List<string>? filePath = new List<string>();
            }

            /// <summary>
            /// 运行cmd命令
            /// 会显示命令窗口
            /// </summary>
            /// <param name="cmdExe">指定应用程序的完整路径</param>
            /// <param name="cmdStr">执行命令行参数</param>
            static bool RunCmd(string cmdExe, string cmdStr)
            {
                bool result = false;
                try
                {
                    using (Process myPro = new Process())
                    {
                        //指定启动进程是调用的应用程序和命令行参数
                        ProcessStartInfo psi = new ProcessStartInfo(cmdExe, cmdStr);
                        myPro.StartInfo = psi;
                        myPro.Start();
                        //myPro.WaitForExitAsync();
                        result = true;
                    }
                }
                catch
                {

                }
                return result;
            }

            /// <summary>
            /// 启动Server
            /// 会显示命令窗口
            /// </summary>
            /// <param name="IP">指定Server运行的IPV4地址</param>
            /// <param name="port">指定Server运行的端口</param>
            /// <param name="studentCount">指定学生人数</param>
            /// <param name="trickerCount">指定捣蛋鬼人数</param>
            /// <param name="gameTimeSec">指定游戏最大时长</param>
            /// <param name="playbackFileName">指定回放文件名称</param>
            public static int StartServer(string? IP, int port, int studentCount, int trickerCount, int gameTimeSec, string? playbackFileName)
            {
                if (System.Diagnostics.Process.GetProcessesByName("Server").ToList().Count > 0)
                {
                    System.Diagnostics.Process.GetProcessesByName("Server")[0].Kill();
                }
                string cmdExe = $"{Data.FilePath}\\THUAI6\\win\\win64\\Server.exe";
                string cmdPara = $"--ip {IP} --port {port} --studentCount {studentCount} --trickerCount {trickerCount}" +
                    $" --gameTimeInSecond {gameTimeSec} --fileName {playbackFileName}";
                RunCmd(cmdExe, cmdPara);
                return 0;
            }

            /// <summary>
            /// 启动Debug用的Server
            /// 会显示命令窗口
            /// </summary>
            /// <param name="IP">指定Server运行的IPV4地址</param>
            /// <param name="port">指定Server运行的端口</param>
            /// <param name="studentCount">指定学生人数</param>
            /// <param name="trickerCount">指定捣蛋鬼人数</param>
            /// <param name="gameTimeSec">指定游戏最大时长</param>
            /// <param name="playbackFileName">指定回放文件名称</param>
            public static int StartServerForDebug(string? IP, int port, int studentCount, int trickerCount, int gameTimeSec, string? playbackFileName)
            {
                if (System.Diagnostics.Process.GetProcessesByName("Server").ToList().Count > 0)
                {
                    System.Diagnostics.Process.GetProcessesByName("Server")[0].Kill();
                }
                string cmdExe = $"{Data.FilePath}\\THUAI6\\win\\win64\\Debug\\Server.exe";
                string cmdPara = $"--ip {IP} --port {port} --studentCount {studentCount} --trickerCount {trickerCount} " +
                    $"--gameTimeInSecond {gameTimeSec} --fileName {playbackFileName}";
                RunCmd(cmdExe, cmdPara);
                return 0;
            }

            /// <summary>
            /// 启动cpp，在这之前要先启动Server,可能还需要一些延时
            /// 会显示命令窗口
            /// </summary>
            /// <param name="IP">指定Server运行的IPV4地址</param>
            /// <param name="port">指定Server运行的端口</param>
            /// <param name="studentCount">指定学生人数</param>
            /// <param name="trickerCount">指定捣蛋鬼人数</param>
            /// <param name="saveDebugLog">是否保存Debug日志文件</param>
            /// <param name="showDebugLog">是否将日志输出到屏幕上</param>
            /// <param name="warningOnly">在showDebugLog == true时，是否只输出警告或者报错（不影响日志保存）</param>
            /// <param name="playerIp">默认为空，如果不为空，playerIp将会按照顺序代替默认从0~3的IP</param>
            public static int RunCpp(string? IP, int port, int studentCount, int trickerCount, bool saveDebugLog,
                bool showDebugLog, bool warningOnly, List<int>? playerIp = null, List<string>? filePath = null)
            {
                string cmdExe;
                string cmdBase = $"-I {IP} -P {port} ";
                for (int i = 0; i < studentCount; i++)
                {
                    string cmdPara;
                    if (playerIp == null)
                    {
                        cmdPara = cmdBase + $" -p {i}";
                    }
                    else
                    {
                        cmdPara = cmdBase + $" -p {playerIp[i]}";
                    }
                    if (saveDebugLog)
                    {
                        cmdPara = cmdPara + " -d";
                    }
                    if (showDebugLog)
                    {
                        cmdPara = cmdPara + " -o";
                    }
                    if (warningOnly)
                    {
                        cmdPara = cmdPara + " -w";
                    }
                    if (filePath == null)
                    {
                        cmdExe = $"{Data.FilePath}\\THUAI6\\win\\CAPI\\cpp\\x64\\Debug\\API.exe";
                    }
                    else
                    {
                        cmdExe = filePath[i];
                    }
                    RunCmd(cmdExe, cmdPara);
                }

                if (trickerCount != 0)
                {
                    string cmdPara;
                    cmdPara = cmdBase + " -p 4";
                    if (saveDebugLog)
                    {
                        cmdPara = cmdPara + " -d";
                    }
                    if (showDebugLog)
                    {
                        cmdPara = cmdPara + " -o";
                    }
                    if (warningOnly)
                    {
                        cmdPara = cmdPara + " -w";
                    }
                    if (filePath == null)
                    {
                        cmdExe = $"{Data.FilePath}\\THUAI6\\win\\CAPI\\cpp\\x64\\Debug\\API.exe";
                    }
                    else
                    {
                        cmdExe = filePath[studentCount];
                    }
                    RunCmd(cmdExe, cmdPara);
                }
                return 0;
            }

            /// <summary>
            /// 启动客户端
            /// 会显示命令窗口
            /// </summary>
            /// <param name="IP">指定Server运行的IPV4地址</param>
            /// <param name="port">指定Server运行的端口</param>
            /// <param name="characterID">进入游戏时的角色ID 0~4，0~3为学生，4为捣蛋鬼</param>
            /// <param name="visiting">是否观战，当值为true时，characterID无效</param>
            /// <param name="occupation">指定参加游戏时的角色职业，详情见说明文档</param>
            /// <param name="type">角色类别，type = 1 表示学生，type = 2 表示捣蛋鬼</param>
            public static int RunGUIClient(string? IP, int port, int characterID, bool visiting, int occupation = 1, int type = 1)
            {
                string cmdExe = $"{Data.FilePath}\\THUAI6\\win\\win64\\Client.exe";
                string cmdBase = $"--port {port} --ip {IP} --type {type} --occupation {occupation}";
                if (visiting)
                {
                    cmdBase = cmdBase + " --characterID 200000";
                }
                else
                {
                    cmdBase = cmdBase + $" --characterID {characterID}";
                }
                cmdBase = cmdBase + " --cl";
                RunCmd(cmdExe, cmdBase);
                return 0;
            }

            //启动python，参数同RunCpp
            public static int RunPython(string? IP, int port, int studentCount, int trickerCount, bool saveDebugLog,
                bool showDebugLog, bool warningOnly, List<int>? playerIp = null, List<string>? filePath = null)
            {
                string cmdExe = $"python";
                string cmdBase;
                for (int i = 0; i < studentCount; i++)
                {
                    string cmdPara;
                    if (filePath == null)
                    {
                        cmdBase = $" {Data.FilePath}\\THUAI6\\win\\CAPI\\python\\PyAPI\\main.py -I {IP} -P {port} ";
                    }
                    else
                    {
                        cmdBase = " " + filePath[i] + $" -I {IP} -P {port} ";
                    }
                    if (playerIp == null)
                    {
                        cmdPara = cmdBase + $" -p {i}";
                    }
                    else
                    {
                        cmdPara = cmdBase + $" -p {playerIp[i]}";
                    }
                    if (saveDebugLog)
                    {
                        cmdPara = cmdPara + " -d";
                    }
                    if (showDebugLog)
                    {
                        cmdPara = cmdPara + " -o";
                    }
                    if (warningOnly)
                    {
                        cmdPara = cmdPara + " -w";
                    }
                    RunCmd(cmdExe, cmdPara);
                }

                if (trickerCount != 0)
                {
                    string cmdPara;
                    if (filePath == null)
                    {
                        cmdBase = $" {Data.FilePath}\\THUAI6\\win\\CAPI\\python\\PyAPI\\main.py -I {IP} -P {port} ";
                    }
                    else
                    {
                        cmdBase = " " + filePath[studentCount] + $" -I {IP} -P {port} ";
                    }
                    cmdPara = cmdBase + " -p 4";
                    if (saveDebugLog)
                    {
                        cmdPara = cmdPara + " -d";
                    }
                    if (showDebugLog)
                    {
                        cmdPara = cmdPara + " -o";
                    }
                    if (warningOnly)
                    {
                        cmdPara = cmdPara + " -w";
                    }
                    RunCmd(cmdExe, cmdPara);
                }
                return 0;
            }
        }
    }
}

namespace WebConnect
{
    class Web
    {
        public enum language { cpp, py };
        public static string logintoken = "";
        async public Task<int> LoginToEEsast(HttpClient client, string useremail, string password)
        {
            string token = "";
            try
            {
                using (var response = await client.PostAsync("https://api.eesast.com/users/login", JsonContent.Create(new
                {
                    email = useremail,
                    password = password,
                })))
                {
                    switch (response.StatusCode)
                    {
                        case System.Net.HttpStatusCode.OK:
                            //Console.WriteLine("Success login");
                            token = (System.Text.Json.JsonSerializer.Deserialize(await response.Content.ReadAsStreamAsync(), typeof(LoginResponse), new JsonSerializerOptions()
                            {
                                PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
                            }) as LoginResponse)
                                        ?.Token ??
                                    throw new Exception("no token!");
                            logintoken = token;
                            SaveToken();
                            var info = Utils.DeserializeJson1<Dictionary<string, string>>(await response.Content.ReadAsStringAsync());
                            Downloader.UserInfo._id = info["_id"];
                            Downloader.UserInfo.email = info["email"];
                            break;

                        default:
                            int code = ((int)response.StatusCode);
                            //Console.WriteLine(code);
                            if (code == 401)
                            {
                                //Console.WriteLine("邮箱或密码错误！");
                                return -1;
                            }
                            break;
                    }
                    return 0;
                }
            }
            catch
            {
                return -2;
            }
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="client">http client</param>
        /// <param name="tarfile">代码源位置</param>
        /// <param name="type">编程语言，格式为"cpp"或"python"</param>
        /// <param name="plr">第x位玩家，格式为"player_x"</param>
        /// <returns>-1:tokenFail;-2:FileNotExist;-3:CosFail;-4:loginTimeout;-5:Fail;-6:ReadFileFail;-7:networkError</returns>
        async public Task<int> UploadFiles(HttpClient client, string tarfile, string type, string plr)    //用来上传文件
        {
            if (!ReadToken())   //读取token失败
            {
                return -1;
            }
            try
            {
                string content;
                client.DefaultRequestHeaders.Authorization = new("Bearer", logintoken);
                if (!File.Exists(tarfile))
                {
                    //Console.WriteLine("文件不存在！");
                    return -2;
                }
                using FileStream fs = new FileStream(tarfile, FileMode.Open, FileAccess.Read);
                using StreamReader sr = new StreamReader(fs);
                content = sr.ReadToEnd();
                string targetUrl = $"https://api.eesast.com/static/player?team_id={await GetTeamId()}";
                using (var response = await client.GetAsync(targetUrl))
                {
                    switch (response.StatusCode)
                    {
                        case System.Net.HttpStatusCode.OK:

                            var res = Utils.DeserializeJson1<Dictionary<string, string>>(await response.Content.ReadAsStringAsync());
                            string appid = "1255334966";                    // 设置腾讯云账户的账户标识（APPID）
                            string region = "ap-beijing";                   // 设置一个默认的存储桶地域
                            CosXmlConfig config = new CosXmlConfig.Builder()
                                                      .IsHttps(true)        // 设置默认 HTTPS 请求
                                                      .SetAppid(appid)      // 设置腾讯云账户的账户标识 APPID
                                                      .SetRegion(region)    // 设置一个默认的存储桶地域
                                                      .SetDebugLog(true)    // 显示日志
                                                      .Build();             // 创建 CosXmlConfig 对象
                            string tmpSecretId = res["TmpSecretId"];        //"临时密钥 SecretId";
                            string tmpSecretKey = res["TmpSecretKey"];      //"临时密钥 SecretKey";
                            string tmpToken = res["SecurityToken"];         //"临时密钥 token";
                            long tmpExpiredTime = Convert.ToInt64(res["ExpiredTime"]);  //临时密钥有效截止时间，精确到秒
                            QCloudCredentialProvider cosCredentialProvider = new DefaultSessionQCloudCredentialProvider(
                                tmpSecretId, tmpSecretKey, tmpExpiredTime, tmpToken
                            );
                            // 初始化 CosXmlServer
                            CosXmlServer cosXml = new CosXmlServer(config, cosCredentialProvider);

                            // 初始化 TransferConfig
                            TransferConfig transferConfig = new TransferConfig();

                            // 初始化 TransferManager
                            TransferManager transferManager = new TransferManager(cosXml, transferConfig);

                            string bucket = "eesast-1255334966"; //存储桶，格式：BucketName-APPID
                            string cosPath = $"/THUAI6/{GetTeamId()}/{type}/{plr}"; //对象在存储桶中的位置标识符，即称对象键
                            string srcPath = tarfile;//本地文件绝对路径

                            // 上传对象
                            COSXMLUploadTask uploadTask = new COSXMLUploadTask(bucket, cosPath);
                            uploadTask.SetSrcPath(srcPath);

                            uploadTask.progressCallback = delegate (long completed, long total)
                            {
                                //Console.WriteLine(string.Format("progress = {0:##.##}%", completed * 100.0 / total));
                            };

                            try
                            {
                                COSXMLUploadTask.UploadTaskResult result = await transferManager.UploadAsync(uploadTask);
                                //Console.WriteLine(result.GetResultInfo());
                                string eTag = result.eTag;
                                //到这里应该是成功了，但是因为我没有试过，也不知道具体情况，可能还要根据result的内容判断
                            }
                            catch (Exception)
                            {
                                return -3;
                            }

                            break;
                        case System.Net.HttpStatusCode.Unauthorized:
                            //Console.WriteLine("您未登录或登录过期，请先登录");
                            return -4;
                        default:
                            //Console.WriteLine("上传失败！");
                            return -5;
                    }
                }
            }
            catch (IOException)
            {
                //Console.WriteLine("文件读取错误！请检查文件是否被其它应用占用！");
                return -6;
            }
            catch
            {
                //Console.WriteLine("请求错误！请检查网络连接！");
                return -7;
            }
            return 0;
        }

        async public Task UserDetails(HttpClient client)  // 用来测试访问网站
        {
            if (!ReadToken())  // 读取token失败
            {
                return;
            }
            try
            {
                client.DefaultRequestHeaders.Authorization = new("Bearer", logintoken);
                Console.WriteLine(logintoken);
                using (var response = await client.GetAsync("https://api.eesast.com/application/info"))  // JsonContent.Create(new
                                                                                                         //{

                //})))
                {
                    switch (response.StatusCode)
                    {
                        case System.Net.HttpStatusCode.OK:
                            Console.WriteLine("Require OK");
                            Console.WriteLine(await response.Content.ReadAsStringAsync());
                            break;
                        default:
                            int code = ((int)response.StatusCode);
                            if (code == 401)
                            {
                                Console.WriteLine("您未登录或登录过期，请先登录");
                            }
                            return;
                    }
                }
            }
            catch
            {
                Console.WriteLine("请求错误！请检查网络连接！");
            }
        }

        public void SaveToken()  // 保存token
        {
            string savepath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
            try
            {
                string json;
                Dictionary<string, string> dict = new Dictionary<string, string>();
                using FileStream fs = new FileStream(savepath, FileMode.OpenOrCreate, FileAccess.ReadWrite);
                using (StreamReader r = new StreamReader(fs))
                {
                    json = r.ReadToEnd();
                    if (json == null || json == "")
                    {
                        json += @"{""THUAI6""" + ":" + @"""2023""}";
                    }
                    dict = Utils.DeserializeJson1<Dictionary<string, string>>(json);
                    if (dict.ContainsKey("token"))
                    {
                        dict.Remove("token");
                    }
                    dict.Add("token", logintoken);
                }
                using FileStream fs2 = new FileStream(savepath, FileMode.OpenOrCreate, FileAccess.ReadWrite);
                using StreamWriter sw = new StreamWriter(fs2);
                fs2.SetLength(0);
                sw.Write(JsonConvert.SerializeObject(dict));   //将token写入文件
            }
            catch (DirectoryNotFoundException)
            {
                Console.WriteLine("保存token时未找到下载器地址！请检查下载器是否被移动！");
            }
            catch (PathTooLongException)
            {
                Console.WriteLine("下载器的路径名太长！请尝试移动下载器！");
            }
            catch (ArgumentNullException)
            {
                Console.WriteLine("下载器路径初始化失败！");
            }
            catch (IOException)
            {
                Console.WriteLine("写入token.dat发生冲突！请检查token.dat是否被其它程序占用！");
            }
        }

        public static int WriteJson(string key, string data)
        {
            try
            {
                string savepath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
                FileStream fs = new FileStream(savepath, FileMode.Open, FileAccess.ReadWrite);
                StreamReader sr = new StreamReader(fs);
                string json = sr.ReadToEnd();
                if (json == null || json == "")
                {
                    json += @"{""THUAI6""" + ":" + @"""2023""}";
                }
                Dictionary<string, string> dict = new Dictionary<string, string>();
                dict = Utils.DeserializeJson1<Dictionary<string, string>>(json);
                if (!dict.ContainsKey(key))
                {
                    dict.Add(key, data);
                }
                else
                {
                    dict[key] = data;
                }
                sr.Close();
                fs.Close();
                FileStream fs2 = new FileStream(savepath, FileMode.Open, FileAccess.ReadWrite);
                StreamWriter sw = new StreamWriter(fs2);
                sw.WriteLine(JsonConvert.SerializeObject(dict));
                sw.Close();
                fs2.Close();
                return 0;//成功
            }
            catch
            {
                return -1;//失败
            }
        }

        public static string? ReadJson(string key)
        {
            try
            {
                string savepath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
                FileStream fs = new FileStream(savepath, FileMode.Open, FileAccess.Read);
                StreamReader sr = new StreamReader(fs);
                string json = sr.ReadToEnd();
                Dictionary<string, string> dict = new Dictionary<string, string>();
                if (json == null || json == "")
                {
                    json += @"{""THUAI6""" + ":" + @"""2023""}";
                }
                dict = Utils.DeserializeJson1<Dictionary<string, string>>(json);
                fs.Close();
                sr.Close();
                return dict[key];

            }
            catch
            {
                return null;  //文件不存在或者已被占用
            }
        }

        public bool ReadToken()  // 读取token
        {
            try
            {
                string json;
                Dictionary<string, string> dict = new Dictionary<string, string>();
                string savepath = System.IO.Path.Combine(Data.dataPath, "THUAI6.json");
                using FileStream fs = new FileStream(savepath, FileMode.Open, FileAccess.Read);
                using StreamReader sr = new StreamReader(fs);

                json = sr.ReadToEnd();
                if (json == null || json == "")
                {
                    json += @"{""THUAI6""" + ":" + @"""2023""}";
                }
                dict = Utils.DeserializeJson1<Dictionary<string, string>>(json);
                if (!dict.ContainsKey("token"))
                {
                    return false;
                }
                else
                {
                    logintoken = dict["token"];
                    return true;
                }
            }
            catch (DirectoryNotFoundException)
            {
                Console.WriteLine("读取token时未找到下载器地址！请检查下载器是否被移动！");
                return false;
            }
            catch (FileNotFoundException)
            {
                //没有登陆
                Console.WriteLine("请先登录！");
                return false;
            }
            catch (PathTooLongException)
            {
                Console.WriteLine("下载器的路径名太长！请尝试移动下载器！");
                return false;
            }
            catch (ArgumentNullException)
            {
                Console.WriteLine("下载器路径初始化失败！");
                return false;
            }
            catch (IOException)
            {
                Console.WriteLine("写入token.dat发生冲突！请检查token.dat是否被其它程序占用！");
                return false;
            }
        }

        async public Task<string> GetTeamId()
        {
            var client = new HttpClient();
            var request = new HttpRequestMessage(HttpMethod.Post, "https://api.eesast.com/dev/v1/graphql");
            request.Headers.Add("x-hasura-admin-secret", "hasuraDevAdminSecret");
            //var content = new StringContent($@"
            //    {{
            //        ""query"": ""query MyQuery {{contest_team_member(where: {{user_id: {{_eq: \""{Downloader.UserInfo._id}\""}}}}) {{ team_id  }}}}"",
            //        ""variables"": {{}},
            //    }}", null, "application/json");
            var content = new StringContent("{\"query\":\"query MyQuery {\\r\\n  contest_team_member(where: {user_id: {_eq: \\\"" + Downloader.UserInfo._id + "\\\"}}) {\\r\\n    team_id\\r\\n  }\\r\\n}\",\"variables\":{}}", null, "application/json");
            request.Content = content;
            var response = await client.SendAsync(request);
            response.EnsureSuccessStatusCode();
            var info = await response.Content.ReadAsStringAsync();
            var s1 = Utils.DeserializeJson1<Dictionary<string, object>>(info)["data"];
            var s2 = Utils.DeserializeJson1<Dictionary<string, List<object>>>(s1.ToString() ?? "")["contest_team_member"];
            var sres = Utils.DeserializeJson1<Dictionary<string, string>>(s2[0].ToString() ?? "")["team_id"];
            return sres;
        }
        async public Task<string> GetUserId(string learnNumber)
        {
            var client = new HttpClient();
            var request = new HttpRequestMessage(HttpMethod.Post, "https://api.eesast.com/dev/v1/graphql");
            request.Headers.Add("x-hasura-admin-secret", "hasuraDevAdminSecret");
            var content = new StringContent("{\"query\":\"query MyQuery {\r\n  user(where: {id: {_eq: \""
                + learnNumber + "\"}}) {\r\n    _id\r\n  }\r\n}\r\n\",\"variables\":{}}", null, "application/json");
            request.Content = content;
            var response = await client.SendAsync(request);
            response.EnsureSuccessStatusCode();
            return await response.Content.ReadAsStringAsync();
        }


    }
    [Serializable]
    record LoginResponse
    {
        // Map `Token` to `token` when serializing

        public string Token { get; set; } = "";
    }

    internal static class Utils
    {
        public static T DeserializeJson1<T>(string json)
            where T : notnull
        {
            return JsonConvert.DeserializeObject<T>(json)
                ?? throw new Exception("Failed to deserialize json.");
        }

        public static T? TryDeserializeJson<T>(string json)
            where T : notnull
        {
            return JsonConvert.DeserializeObject<T>(json);
        }
    }

}