using System.Runtime.InteropServices;
using System.Threading.Tasks;
using System.Windows.Forms;
using GalaSoft.MvvmLight.Threading;
using Muchinfo.MTPClient.CustomException;
using Muchinfo.MTPClient.Infrastructure.Helpers;
using Muchinfo.MTPClient.Infrastructure.LinkProxy;
using Muchinfo.MTPClient.Infrastructure.MessageBox;
using Muchinfo.MTPClient.Infrastructure.Utilities;
using Muchinfo.MTPClient.Resources;
using Muchinfo.MTPClient.UI;
using Muchinfo.MTPClient.UI.Utilities;
using Muchinfo.MTPClient.UI.Views;
using Muchinfo.PC.Common.Extensions;
using Muchinfo.PC.Common.Helpers;
using System;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Windows;
using Microsoft.Win32;
using Muchinfo.MTPClient.Adapter.Utilities;
using Muchinfo.MTPClient.Data.Enums;
using Muchinfo.MTPClient.Data.Model.Account;
using Application = System.Windows.Application;


namespace Muchinfo.MTPClient
{
    /// <summary>
    /// App.xaml 的交互逻辑
    /// </summary>
    public partial class App : Application
    {

        #region Fields

        private System.Threading.Mutex _mutexApplication;

        #endregion

        /// <summary>
        /// Initializes static members of the <see cref="App"/> class.
        /// </summary>
        static App()
        {
            CopyLibsByOS();
            DispatcherHelper.Initialize();
            ViewModelLocator.Initialize();

        }

        /// <summary>
        /// Initializes a new instance of the <see cref="App"/> class.
        /// </summary>
        public App()
        {
            this.DispatcherUnhandledException += App_DispatcherUnhandledException;
            AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;

            ////初始化CEF浏览器
            //InitialCEF();

            
            //注册账号变更，修改MessageHead的AccountID
            MessengerHelper.DefaultRegister<TradeAccount>(this, MessengerTokens.UpdateTradeAccount, (account) =>
            {
                ProtoBufHelper.Head.AccountID = UserManager.CurrentTradeAccount.FundsAccountId;
            });

        }

        /// <summary>
        /// 引发 <see cref="E:System.Windows.Application.Startup" /> 事件。
        /// </summary>
        /// <param name="e">一个包含事件数据的 <see cref="T:System.Windows.StartupEventArgs" />。</param>
        protected override void OnStartup(StartupEventArgs e)
        {
            //EntrustOrderFrame entrust = new EntrustOrderFrame();
            //entrust.ShowDialog();
            //读取系统配置
            ApplicationParameter.InitializeSystemConfig();

            // 风管云平台服务地址
            ApplicationParameter.UpdateErmcpParamete();

            base.OnStartup(e);
            ApplicationParameter.LoginGuid = System.Guid.NewGuid().ToString();
            ApplicationParameter.ShowChart = 1;
            var lastLoginUser = UserManager.GetLastLoginUser();

            ////加载资源
            //Client_Resource.Resource(new MuchInfoResourceManager());
            //ErrorResources.Resource(new ErrorResourceManager());

            this.ShutdownMode = ShutdownMode.OnMainWindowClose;
            /// RegChartComModules();

            bool runApplication;

            if (e.Args.Contains(WindowHelper.restratCommand))
            {
                runApplication = true;
            }
            else
            {
                _mutexApplication = new System.Threading.Mutex(true,
                    Process.GetCurrentProcess().MainModule.FileName.Replace("\\", string.Empty), out runApplication);
            }

            //允许多实例
            runApplication = true;

            if (runApplication)
            {
                #region MyRegion
                try
                {
                    MuchinfoException.InitErrorResx();   ///初始化错误资源
                    ConstResxManager.InitConstResx(UserManager.UserDataFolder);   ///常量资源
                    ConfigParamResxManager.InitConfigParamResx(UserManager.UserDataFolder);
                    MarketResxManager.InitMarketResx(UserManager.UserDataFolder);
                    MenuResxManager.InitMenuResx(UserManager.UserDataFolder);
                    GoodsResxManager.InitGoodsResx(UserManager.UserDataFolder);
                    DeliveryResxManager.InitDeliveryResx(UserManager.UserDataFolder);
                    RiskMsgResxManager.InitRiskMsgResx(UserManager.UserDataFolder);
                    TradeDateResxManager.InitTradeDateResx(UserManager.UserDataFolder);

                    LastUpdateTimeManager.InitLastUpdateTimeType();   ///初始化最后更新时间列表
                }
                catch (Exception ex)
                {

                    LogHelper.WriteError(typeof(App), ex.ToString());
                }
                #endregion

                var login = new LoginView_1(); // new LoginNewView();
                this.MainWindow = login;
                login.Show();

                if (!IsRun() && !string.IsNullOrWhiteSpace(ApplicationParameter.UpdateAddress))
                {
                    //todo: 开发期间注释升级
                    string fileName = string.Format("{0}{1}", AppDomain.CurrentDomain.BaseDirectory,
                        "Client.Update.exe");
                    var arguments = string.Format("{0},{1}", ApplicationParameter.UpdateAddress,
                        lastLoginUser == null ? string.Empty : lastLoginUser.MemberId);
                    Process.Start(fileName, arguments);
                }
            }
            else
            {  //同一安装目录的程序只允许运行单个实例！
                MessageBoxHelper.ShowInfo(null, Client_Resource.APP_OnlySingleExe, Client_Resource.APP_Tips, true);
                WindowHelper.RerunApplication(false);
            }
        }

        /// <summary>
        /// 引发 <see cref="E:System.Windows.Application.Exit" /> 事件。
        /// </summary>
        /// <param name="e">一个包含事件数据的 <see cref="T:System.Windows.ExitEventArgs" />。</param>
        protected override void OnExit(ExitEventArgs e)
        {
            try
            {
                if (_mutexApplication != null)
                {
                    _mutexApplication.ReleaseMutex();
                }
                ViewModelLocator.Cleanup();
                //释放链路对象
                LinkManager.Instance.Dispose();
            }
            catch (Exception ex)
            {

            }
            finally
            {
                ////关闭CEF浏览器
                //CefRuntime.Shutdown();
                base.OnExit(e);
                Environment.Exit(0);
            }
        }

        #region Exception Handle

        /// <summary>
        /// 处理Domain异常
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="UnhandledExceptionEventArgs"/> instance containing the event data.</param>
        private void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
        {
            try
            {
                var muchinfoEx = e.ExceptionObject as MuchinfoException;
                if (muchinfoEx != null)
                {
                    HandleException(muchinfoEx);
                }
                else if (e.ExceptionObject is Exception)
                {
                    HandleException(e.ExceptionObject as Exception);
                }
            }
            catch (Exception ex)
            {
                HandleException(ex);
            }
        }



        /// <summary>
        /// 处理Dispatcher线程异常
        /// </summary>
        /// <param name="sender">The source of the event.</param>
        /// <param name="e">The <see cref="System.Windows.Threading.DispatcherUnhandledExceptionEventArgs"/> instance containing the event data.</param>
        private void App_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
        {
            try
            {
                var muchinfoEx = e.Exception as MuchinfoException;
                if (muchinfoEx == null)
                {
                    HandleException(e.Exception);
                }
                else
                {
                    HandleException(muchinfoEx);
                }
                e.Handled = true;
            }
            catch (Exception ex)
            {
                HandleException(new MuchinfoException(ExceptionManager.UnknownClientErrorCode, ex));
            }
        }

        /// <summary>
        /// 显示预期的错误
        /// </summary>
        /// <param name="e"></param>
        private void HandleException(MuchinfoException e)
        {
            MessageBoxHelper.ShowInfo(e.Message, Client_Resource.Bank_ErrotTips);
        }


        /// <summary>
        /// Handles the exception.
        /// </summary>
        /// <param name="e">The e.</param>
        private void HandleException(Exception e)
        {
            #region 暂时不显示错误内容
            //MessageBoxSend mbs = new MessageBoxSend()
            //   {
            //       WindowStartupLocation = WindowStartupLocation.CenterScreen,
            //   };
            //mbs.DataContext = new MessageBoxSendViewModel(e.ToString());
            //var viewModel = mbs.DataContext as MessageBoxSendViewModel;
            //mbs.ShowDialog();
            //if (mbs.DialogResult == true && viewModel != null)
            //{
            //    string Error = "";
            //    if (
            //        !MailSendHelper.MailSend(ApplicationParameter.ToAddress, "ClientErrorReport@163.com", "1qazxsw2",
            //            "smtp.163.com", 25, ApplicationParameter.TradeSystemName,
            //            ApplicationParameter.ExchangeName + ApplicationParameter.Version,
            //            e.ToString() + Environment.NewLine + viewModel.UserInfo, string.Empty, out Error)) ;

            //}
            ////写错误日志
            //LogHelper.WriteError(typeof(App), e.ToString()); 
            #endregion
            // string Error = "";
            try
            {
                //MailSendHelper.MailSend(ApplicationParameter.ToAddress, "ClientErrorReport@163.com", "1qazxsw2",
                //        "smtp.163.com", 25, ApplicationParameter.TradeSystemName,
                //        ApplicationParameter.ExchangeName + ApplicationParameter.Version,
                //              e.ToString() + Environment.NewLine, string.Empty, out Error);
                LogHelper.WriteError(typeof(App), e.ToString());
            }
            catch (Exception ex)
            {
                LogHelper.WriteError(typeof(App), ex.ToString());
            }
        }
        #endregion

        #region 更新

        private readonly bool isUpdate = false;

        /// <summary>
        /// 更新程序是否正在运行
        /// </summary>
        /// <returns></returns>
        private bool IsRun()
        {
            bool bo = false;
            var process = Process.GetProcessesByName("Muchinfo.MTPClient.Update");
            if (process.Length > 0)
            {
                bo = true;
            }
            return bo;
        }

        #endregion

        #region Copy Sqlite vc++库

        /// <summary>
        /// 根据操作系统COPY依赖库
        /// </summary>
        private static void CopyLibsByOS()
        {
            try
            {
                //// 项目编译成anycpu，按操作系统类型COPY
                //// sqliteFilePath = Path.Combine(sqliteFilePath, is64 ? "x64" : "x86");
                //// 项目编译成x86，只COPY x86目录文件
                var is64 = Environment.Is64BitOperatingSystem;
                var sqliteFilePath = AppDomain.CurrentDomain.BaseDirectory;
                //sqliteFilePath = Path.Combine(sqliteFilePath, is64 ? "x64" : "x86");
                sqliteFilePath = Path.Combine(sqliteFilePath, is64 ? "x86" : "x86");
                var dirInfo = new DirectoryInfo(sqliteFilePath);
                if (dirInfo.Exists)
                {
                    var fileInfos = dirInfo.GetFiles("*.dll", SearchOption.TopDirectoryOnly);
                    if (!fileInfos.Any()) return;
                    foreach (var fileInfo in fileInfos)
                    {
                        fileInfo.CopyTo(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, fileInfo.Name), true);
                    }
                }
            }
            catch { }
        }

        #endregion

        private void RegChartComModules()
        {

            //try
            //{

            //    var financeChart = new PriceChartClass();
            //    financeChart.Destory();
            //}
            //catch (COMException ex)
            //{
            //    try
            //    {
            //        var directory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "COM");
            //        //MessageBoxHelper.ShowInfo(Path.Combine(directory, "FinancePrice.dll"), "提示");
            //        var fileFullName = Path.Combine(directory, "FinancePrice.dll");

            //        if (File.Exists(fileFullName))
            //        {
            //            System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo(
            //                "Regsvr32 ", " /s \"" + fileFullName + "\"");
            //            startInfo.WorkingDirectory = directory;
            //            startInfo.WindowStyle = ProcessWindowStyle.Hidden;
            //            startInfo.UseShellExecute = false;
            //            startInfo.CreateNoWindow = true;
            //            Process process = Process.Start(startInfo);
            //            process.WaitForExit(7000);
            //            Application.Current.Dispatcher.BeginInvoke(new Action(() =>
            //            {
            //                MessageBoxHelper.ShowInfo(Client_Resource.AppChartReg_Error_Tips, Client_Resource.APP_Tips);
            //            }));

            //            WindowHelper.RerunApplication();
            //        }
            //    }
            //    catch (Exception e)
            //    {
            //        LogHelper.WriteError(typeof (App), ex.ToString());
            //    }
            //}
        }


        ///// <summary>
        ///// Initails the cef.
        ///// </summary>
        //private static void InitialCEF()
        //{
        //    try
        //    {
        //        var path = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "cef");
        //        CefRuntime.Load(path);

        //        var mainArgs = new CefMainArgs(new string[] { });
        //        var cefApp = new SampleCefApp();

        //        var exitCode = CefRuntime.ExecuteProcess(mainArgs, cefApp);
        //        if (exitCode != -1)
        //        {
        //            return;
        //        }

        //        var cefSettings = new CefSettings
        //        {
        //            // BrowserSubprocessPath = browserSubprocessPath,
        //            SingleProcess = false,
        //            WindowlessRenderingEnabled = true,
        //            MultiThreadedMessageLoop = true,
        //            LogSeverity = CefLogSeverity.Error, //CefLogSeverity.Verbose,
        //            LogFile = "cef.log",
        //        };

        //        CefRuntime.Initialize(mainArgs, cefSettings, cefApp);
        //    }
        //    catch (Exception e)
        //    {
        //        throw e;
        //    }
        //}
    }

    //internal sealed class SampleCefApp : CefApp
    //{
    //    public SampleCefApp()
    //    {
    //    }
    //}
}