using Newtonsoft.Json.Linq;
using System;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using System.Threading;
using System.Windows;
using vCloud.Windows.ForceUpgrade.Common;
using Vinno.IUS.Common.Network;

namespace vCloud.Windows.ForceUpgrade
{
    /// <summary>
    /// App.xaml 的交互逻辑
    /// </summary>
    public partial class App : Application
    {
        private static string UpgradeVersion { get; set; } = "New Version";

        private static string ServerUrl { get; set; }
        Mutex mutex;
        protected override void OnStartup(StartupEventArgs e)
        {
            Thread.Sleep(1000);//等待其他程序退出;
            bool ret;
            mutex = new Mutex(true, "vCloud.Windows.ForceUpgrade", out ret);
            if (!ret)
            {
                Environment.Exit(0);
            }
            else
            {
                IsChinese = e.Args.Contains("-zh");
                InitLanguage();
                foreach (var arg in e.Args)
                {
                    var matchValue = Regex.Match(arg, "-v([^ ]*)");
                    if (matchValue.Success && matchValue.Groups.Count > 1)
                    {
                        UpgradeVersion = matchValue.Groups[1].Value;
                    }
                }
                CommonInitializer.Initialize(Path.GetPathRoot(AppDomain.CurrentDomain.BaseDirectory) + "\\Vinno.VCloud");
            }
            try
            {
                if (!IsChinese)
                {
                    ServerUrl = GetClientSettings(out string language);
                    if (language == "Chinese")
                    {
                        IsChinese = true;
                        InitLanguage();
                    }
                }
                var ectype = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "vCloud.Windows.exe");
                var original = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "vCloud.Windows.ForceUpgrade.exe");
                if (File.Exists(ectype) && !File.Exists(original))
                {
                    File.Copy(ectype, original, true);
                    Process.Start(new ProcessStartInfo()
                    {
                        WorkingDirectory = AppDomain.CurrentDomain.BaseDirectory,
                        Verb = "runas",
                        FileName = "vCloud.Windows.ForceUpgrade.exe",
                        UseShellExecute = false
                    });
                    Thread.Sleep(100);
                    Environment.Exit(0);
                }
                else
                {
                    using (Process ps = new Process())
                    {
                        ps.StartInfo.FileName = $"cmd.exe";
                        ps.StartInfo.UseShellExecute = false;
                        ps.StartInfo.RedirectStandardOutput = true;
                        ps.StartInfo.RedirectStandardInput = true;
                        ps.StartInfo.CreateNoWindow = true;
                        ps.StartInfo.Verb = "runas";
                        ps.StartInfo.WorkingDirectory = AppDomain.CurrentDomain.BaseDirectory;
                        ps.Start();
                        ps.StandardInput.WriteLine($"{Path.GetPathRoot(AppDomain.CurrentDomain.BaseDirectory)}:");
                        ps.StandardInput.WriteLine($"cd { AppDomain.CurrentDomain.BaseDirectory }");
                        ps.StandardInput.WriteLine($"taskkill /f /t /im vCloud.Windows.exe");
                        ps.WaitForExit(100);
                        ps.StandardInput.WriteLine($"exit");
                        ps.Close();
                    }
                }
            }
            catch (Exception ex)
            {
                File.AppendAllText(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "log.txt"), $"{ex}");
            }
        }

        private void InitLanguage()
        {
            TranslateHelper.CurrentLanguage = IsChinese ? TranslateHelper.ChineseLanguageKey : TranslateHelper.EnglishLanguageKey;
            InitializeLanguage(TranslateHelper.CurrentLanguage);
        }

        /// <summary>
        /// 读取配置
        /// </summary>
        /// <param name="language"></param>
        /// <returns></returns>
        private static string GetClientSettings(out string language)
        {
            var serverUrlValue = string.Empty;
            language = "English";
            var userSetting = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "settings", "Client", "UserCommonSetting.conf");
            var defalutSetting = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "settings", "Client", "Setting.conf");
            string userSettingContent = File.Exists(userSetting) ? File.ReadAllText(userSetting) : string.Empty;
            string defalutSettingContent = File.Exists(defalutSetting) ? File.ReadAllText(defalutSetting) : string.Empty;
            JToken userSettingJToken = !string.IsNullOrWhiteSpace(userSettingContent) ? JToken.Parse(userSettingContent) : null;
            JToken defalutSettingJToken = !string.IsNullOrWhiteSpace(defalutSettingContent) ? JToken.Parse(defalutSettingContent) : null;
            JToken languageToken = null;
            if (userSettingJToken != null)
            {
                //获取语言设置
                languageToken = userSettingJToken.SelectToken("$.UserCommonSetting.Language");
                if (languageToken != null)
                {
                    var languageTokenValue = languageToken?.Value<string>();
                    if (string.IsNullOrWhiteSpace(languageTokenValue))
                    {
                        languageToken = userSettingJToken.SelectToken("$.GeneralInfo.Language.DefaultValue");
                        if (languageToken != null)
                        {
                            language = languageToken.Value<string>();
                        }
                    }
                }

                //获取ServerUrl设置
                var selectToken = userSettingJToken.SelectToken("$.UserCommonSetting.Server.DefaultValue");
                if (selectToken != null)
                {
                    var selectItem = selectToken?.Value<string>();
                    var serverUrlItem = userSettingJToken.SelectToken($"$.UserCommonSetting.['{selectItem}']");
                    serverUrlValue = serverUrlItem?.Value<string>();
                }
            }
            if (defalutSettingJToken != null)
            {
                //获取语言设置
                if (languageToken == null)
                {
                    languageToken = defalutSettingJToken.SelectToken("$.GeneralInfo.Language.DefaultValue");
                    if (languageToken != null)
                    {
                        language = languageToken.Value<string>();
                    }
                }

                //获取ServerUrl设置
                if (string.IsNullOrWhiteSpace(serverUrlValue))
                {
                    var selectToken = userSettingJToken.SelectToken("$.ConnectInfo.Server.DefaultValue");
                    if (selectToken != null)
                    {
                        var selectItem = selectToken?.Value<string>();
                        var serverUrlItem = userSettingJToken.SelectToken($"$.ConnectInfo.['{selectItem}']");
                        serverUrlValue = serverUrlItem?.Value<string>();
                    }
                }
            }
            return serverUrlValue;
        }
        private void InitializeLanguage(string currentLanguage)
        {
            var assemblyName = GetType().Assembly.GetName().Name;
            foreach (var supportedLanguage in TranslateHelper.SupportedLanguages)
            {
                var resourceName = $"{assemblyName}.Common.Languages.{supportedLanguage}.json";
                using (var languageStream = GetType().Assembly.GetManifestResourceStream(resourceName))
                {
                    if (languageStream != null)
                    {
                        var reader = new StreamReader(languageStream);
                        var content = reader.ReadToEnd();
                        TranslateHelper.AddLanguageResource(supportedLanguage, content);
                    }
                }
            }

            if (TranslateHelper.SupportedLanguages.FirstOrDefault(v => v == currentLanguage) != null)
            {
                TranslateHelper.CurrentLanguage = currentLanguage;
            }
            else
            {
                TranslateHelper.CurrentLanguage = TranslateHelper.SupportedLanguages.FirstOrDefault();
            }
        }

        /// <summary>
        /// 是否是中文环境
        /// </summary>
        public static bool IsChinese { get; set; } = false;

        /// <summary>
        /// 更新版本号
        /// </summary>
        public static string GetVersion
        {
            get
            {
                return UpgradeVersion;
            }
        }

        public static string GetServerUrl
        {
            get
            {
                return ServerUrl;
            }
        }

        /// <summary>
        /// 语言
        /// </summary>
        public static bool GetIsChinese
        {
            get
            {
                return IsChinese;
            }
        }

        public static string GetTitle => TranslateHelper.Translate("Updating");

        public static string GetFinishShow => TranslateHelper.Translate("UpdateCompleted");


        public static string GetOfflineShow => TranslateHelper.Translate("OffLine");


        public static string UpgradeError => TranslateHelper.Translate("UpgradeError");


        public static string PartFilesFail => TranslateHelper.Translate("PartFilesFail");

    }
}