using Plane.Communication;
using Plane.Copters;
using Plane.FormationCreator.Formation;
using Plane.Logging;
using Plane.Windows;
using Plane.Windows.Messages;
using GalaSoft.MvvmLight.Ioc;
using Microsoft.Practices.ServiceLocation;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Diagnostics;
using System.Globalization;
using System.Linq;
using System.Net;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using Plane.CommunicationManagement;

namespace Plane.FormationCreator
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : Application
    {
        public App()
        {
            Thread.CurrentThread.CurrentUICulture = CultureInfo.GetCultureInfo("en-US");

            ServiceLocatorConfigurer.Instance.Configure();

            _logger = ServiceLocator.Current.GetInstance<ILogger>();
            _copterManager = ServiceLocator.Current.GetInstance<CopterManager>();
            _formationController = ServiceLocator.Current.GetInstance<FormationController>();
            _mapManager = ServiceLocator.Current.GetInstance<MapManager>();

            AppDomain.CurrentDomain.AssemblyResolve += (s, e) =>
            {
                var simpleName = new AssemblyName(e.Name).Name;
                if (simpleName.EndsWith(".resources"))
                {
                    return null;
                }
                return LoadAssembly(simpleName);
            };
            this.DispatcherUnhandledException +=  (s, e) =>
            {
                _logger.Log(e.Exception);
             //   await _formationController.AllStop();
                TcpServerConnectionManager.Instance.StopListening();
                UdpServerConnectionManager.Instance.StopReceiving();
            };
            this.Exit += (s, e) =>
            {
                try
                { 
                  //  TcpServerConnectionManager.Instance.StopListening();
                    UdpServerConnectionManager.Instance.StopReceiving();
                }
                catch (Exception ex)
                {
                  //  RaiseExceptionThrown(ex);
                }

            };
            //new Test().Prepare().Run();
        }

        private ILogger _logger;
        private CopterManager _copterManager;
        private FormationController _formationController;
        private MapManager _mapManager;

        private Assembly LoadAssembly(string simpleName)
        {
            String resourceName = this.GetType().Namespace + ".AssemblyLoadingAndReflection." + simpleName + ".dll";
            using (var stream = Assembly.GetExecutingAssembly().GetManifestResourceStream(resourceName))
            {
                Byte[] assemblyData = new Byte[stream.Length];
                stream.Read(assemblyData, 0, assemblyData.Length);
                return Assembly.Load(assemblyData);
            }
        }

        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);

            var md = Resources.MergedDictionaries;
    //        md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/MahApps.Metro;component/Styles/Controls.xaml") });
            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/MahApps.Metro;component/Styles/Fonts.xaml") });
            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/MahApps.Metro;component/Styles/Colors.xaml") });
            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/MahApps.Metro;component/Styles/VS/Colors.xaml") });
            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/MahApps.Metro;component/Styles/VS/Styles.xaml") });

            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/Plane.Windows.Messages;component/Styles.xaml") });

            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/Styles/Colors.xaml") });
            md.Add(new ResourceDictionary { Source = new Uri("pack://application:,,,/Styles.xaml") });
            /*
                        new UpdateChecker("http://dl.Plane.com/tools/ver.php?app=FormationCreator", _logger)
                            .CheckAsync(ver =>
                            {
                                var currentVersion = this.GetType().Assembly.GetName().Version;
                                if (currentVersion < ver
                                    && Alert.Show("检测到新版本，请下载。", "更新提示", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
                                {
                                    Process.Start("http://dl.Plane.com/tools/FormationCreatorSetup.exe");
                                    this.Shutdown();
                                }
                            });
            */
            System.Windows.FrameworkCompatibilityPreferences.KeepTextBoxDisplaySynchronizedWithTextProperty = false;

            MainWindow = new MainWindow();
            MainWindow.Show();
            try
            {
                /* by panxu tcp 不使用了 --使用TCP监听在自动获取IP的情况下，刚开始会导致界面无响应，过一会就好
                TcpServerConnectionManager.Instance.ConnectionEstablished += ConnectionManager_ConnectionEstablished;
                if (!TcpServerConnectionManager.Instance.StartListening())
                {
                    Alert.Show("网络连接不正常，无法连接飞机。");
                    return;
                }
                */

                /*
                 UdpServerConnectionManager.Instance.ExceptionThrown += (sender, e1) =>
                 {
                     _logger.Log(e1.Exception);
                 };
                 UdpServerConnectionManager.Instance.ConnectionEstablished += ConnectionManager_ConnectionEstablished;
                 UdpServerConnectionManager.Instance.StartReceiving();
                 */

                CommModuleManager.Instance.CommunicationReceived += CommtionReceivedCopterInfo;
                CommModuleManager.Instance.CommunicationCopterDisconnect += CommCopterDisconnect;
                CommModuleManager.Instance.CommunicationConnected += CommCopterconnected;


                CommModuleManager.Instance.Connect();
                //CommModuleManager.Instance.test();
            }
            catch (Exception ex)
            {
                Alert.Show("网络连接不正常，无法连接飞机。");
                return;
            }
        }

        protected override void OnExit(ExitEventArgs e)
        {
            CommModuleManager.Instance.CloseConnection();
            base.OnExit(e);
        }


        private void Copter_TextReceived(object sender, MessageCreatedEventArgs e)
        {
            _logger.Log(e.Message );
        }
        private async Task AddOrUpdateCopter(string ip, IConnection Connection)
        {
            var copters = _copterManager.Copters;
            var copterStatus = _copterManager.CopterStatus;

            var copter = copters.FirstOrDefault(c => c.Id == ip);
            if (copter == null)
            {
                await Dispatcher.BeginInvoke(new Action(() =>
                {
                    copter = new Copter(Connection, SynchronizationContext.Current, _mapManager.Center.Lat, _mapManager.Center.Lng)
                    {
                        Id = ip,
                        Name = ip.Substring(ip.LastIndexOf('.') + 1)
                        
                    };
                    int _index;
                    _index=copters.AddCopter(copter);
                    copterStatus.Insert(_index,false);
                    copter.TextReceived += Copter_TextReceived;
                }));
            }
            else
            {
                copter.Connection = Connection;
            }
            await copter.ConnectAsync().ConfigureAwait(false);
        }

        private async void ConnectionManager_ConnectionEstablished(object sender, ConnectionEstablishedEventArgs e)
        {
            await AddOrUpdateCopter(e.RemoteAddress, e.Connection);
        }

        private async void CommtionReceivedCopterInfo(object sender, CommunicationReceiveCopterInfoEventArgs e)
        {
            await UpdateCommCopterInfo(e.Id, e.Package);
            //await TaskUtils.CompletedTask;
        }

        private async void CommCopterDisconnect(object sender, CommunicationCopterDisconnectEventArgs e)
        {
            await DisconnectCopter(e.Id);
        }

        private async void CommCopterconnected(object sender, CommunicationConnectEventArgs e)
        {
             await AddCommCopter(e.Id);
        }

        private async Task DisconnectCopter(int id)
        {
            var copters = _copterManager.Copters;
            var copter = copters.FirstOrDefault(c => c.Id == id.ToString());
            if (copter != null)
            {
                if (copter is PLCopter)
                {
                    PLCopter plcopter = (PLCopter)copter;
                    plcopter.CommModuleConnected = false;
                }
            }
            await TaskUtils.CompletedTask;
        }


        private static readonly object locker = new object();
        private async Task AddCommCopter(int id)
        {
            await Dispatcher.BeginInvoke(new Action(() =>
            {
                lock(locker)
                {
                    var copter = _copterManager.Copters.FirstOrDefault(c => c.Id == id.ToString());
                    if (copter == null)
                    {
                        var copterStatus = _copterManager.CopterStatus;
                        var connection = new CommConnection();
                        copter = new Copter(connection, SynchronizationContext.Current, _mapManager.Center.Lat, _mapManager.Center.Lng)
                        {
                            Id = id.ToString(),
                            Name = id.ToString(),
                        };
                        int _index;
                        _index = _copterManager.Copters.AddCopter(copter);
                        copterStatus.Insert(_index, false);
                        copter.TextReceived += Copter_TextReceived;
                    }
                }
            }));
        }

        private async Task UpdateCommCopterInfo(int id, byte[] package)
        {
            await AddCommCopter(id);
            lock (locker)
            {
                var copter = _copterManager.Copters.FirstOrDefault(c => c.Id == id.ToString());
                if (copter!= null && copter is PLCopter)
                {
                    PLCopter plcopter = (PLCopter)copter;
                    if (!plcopter.CommModuleConnected) plcopter.CommModuleConnected = true;
                    plcopter.InternalCopter.AnalyzeCommMouldePositionIntPacket(package);
                    plcopter.CommModuleConnected = true;
                }
            }

           
        }
    }
}