using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
using System.Security;
using System.Text;
using Shared;

namespace HDL_ON.UI.Music
{
    public class SendMethod
    {
        /// <summary>
        ///搜索A31音乐播放器
        /// </summary>
        /// <param name="action"></param>
        /// <param name="time"></param>
        /// <param name="uid"></param>
        public static void Seach(Action<A31MusicModel> action, int time = 5 * 1000, string uid = "AllUniqueDeviceName")
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                System.Net.Sockets.UdpClient udpClient = null;
                int localPort = 65535;
                for (; 1024 < localPort; localPort--)
                {
                    try
                    {
                        udpClient = new System.Net.Sockets.UdpClient(localPort);
                        break;
                    }
                    catch (Exception e) { System.Console.WriteLine(e.Message); }
                }

                System.Threading.Tasks.Task.Run(() =>
                {
                    var tempDateTime = DateTime.Now;
                    while (udpClient != null)
                    {
                        try
                        {
                            if (time < (DateTime.Now - tempDateTime).TotalMilliseconds)
                            {
                                var tempBytes = System.Text.Encoding.UTF8.GetBytes("完成");
                                udpClient.Send(tempBytes, tempBytes.Length, new System.Net.IPEndPoint(System.Net.IPAddress.Parse("127.0.0.1"), localPort));
                            }
                            else
                            {
                                var stringBuilder = new StringBuilder();
                                stringBuilder.AppendLine("M-SEARCH * HTTP/1.1");
                                stringBuilder.AppendLine("St: ssdp:wiimudevice");
                                stringBuilder.AppendLine("Mx: 3");
                                stringBuilder.AppendLine("Host: 239.255.255.250:1900");
                                stringBuilder.AppendLine("Man: \"ssdp:discover\"");
                                stringBuilder.AppendLine();
                                var tempBytes = System.Text.Encoding.ASCII.GetBytes(stringBuilder.ToString());
                                //请求获取A31服务器信息
                                udpClient.Send(tempBytes, tempBytes.Length, new System.Net.IPEndPoint(System.Net.IPAddress.Parse("239.255.255.250"), 1900));
                                udpClient.Send(tempBytes, tempBytes.Length, new System.Net.IPEndPoint(System.Net.IPAddress.Parse("239.255.255.250"), 1900));
                                //如果1000毫秒没有数据回复，就关闭当前Socket，不再等待接收数据
                            }
                            System.Threading.Thread.Sleep(500);
                        }
                        catch (Exception e) { System.Console.WriteLine(e.Message); }
                    }
                });
                while (true)
                {
                    try
                    {
                        //接收回来的数据
                        var remoteIpEndPoint = new System.Net.IPEndPoint(0, 0);
                        //开始在这里等待接收数据，
                        var receviceBytes = udpClient.Receive(ref remoteIpEndPoint);
                        if (receviceBytes == null)
                        {
                            break;
                        }
                        if ("完成" == System.Text.Encoding.UTF8.GetString(receviceBytes))
                        {
                            if (action != null)
                            {
                                //表示完成了
                                action(null);
                            }
                            try
                            {
                                udpClient.Close();
                                udpClient = null;
                            }
                            catch (Exception e) { System.Console.WriteLine(e.Message); }
                            break;
                        }

                        var sr = new System.IO.StreamReader(new System.IO.MemoryStream(receviceBytes, 0, receviceBytes.Length));
                        string tempLine = null;
                        string ipAddress = null;
                        int port = 0;
                        string uniqueDeviceName = null;
                        //一行一行数据判断，找出需要的信息
                        while ((tempLine = sr.ReadLine()) != null)
                        {
                            //找出Ip地址相关的信息
                            //System.Console.WriteLine (tempLine);
                            if (tempLine.StartsWith("LOCATION: http://"))
                            {
                                tempLine = tempLine.Replace("LOCATION: http://", "").Split('/')[0];
                                string[] ipAndPort = tempLine.Split(':');
                                ipAddress = ipAndPort[0];
                                port = int.Parse(ipAndPort[1]);
                            }
                            else if (tempLine.StartsWith("USN: uuid:"))
                            {
                                uniqueDeviceName = tempLine.Replace("USN: uuid:", "").Split(':')[0];
                            }
                        }
                        //关闭流
                        sr.Close();

                        if (action != null)
                        {
                            if ("AllUniqueDeviceName" == uid)
                            {
                                action(new A31MusicModel { IPAddress = ipAddress, Port = port, Name = GetDeviceName(ipAddress, port), UniqueDeviceName = uniqueDeviceName });
                            }
                            else if (uid == uniqueDeviceName)
                            {
                                if (action != null)
                                {
                                    //表示完成了
                                    action(null);
                                }
                                try
                                {
                                    udpClient.Close();
                                    udpClient = null;
                                }
                                catch (Exception e) { System.Console.WriteLine(e.Message); }
                                break;
                            }
                        }
                    }
                    catch (Exception e) { System.Console.WriteLine(e.Message); }
                }
            });
        }
        /// <summary>
        /// 更新A31播放器的状态
        /// </summary>
        /// <param name="a31MusicModel"></param>
        public static void ReadStatus(A31MusicModel a31MusicModel)
        {
            try
            {

                if (a31MusicModel.ServerClientType == -1)
                {
                    var result = OpenWeb("http://" + a31MusicModel.ServerIP + "/httpapi.asp?command=multiroom:getSlaveList");
                    if (result != null)
                    {
                        var slaves = Newtonsoft.Json.JsonConvert.DeserializeObject<Slaves>(result);
                        if (slaves != null && slaves.slave_list != null)
                        {
                            var slave = slaves.slave_list.Find((obj) => obj.uuid.Replace("uuid:", "") == a31MusicModel.UniqueDeviceName);
                            if (slave != null)
                            {
                                a31MusicModel.A31PlayStatus.vol = slave.volume;
                            }
                        }
                    }
                    return;
                }

                WebClient webClient = new WebClient();
                webClient.Headers.Add("Soapaction", "\"urn:schemas-upnp-org:service:AVTransport:1#GetInfoEx\"");
                webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");

                var recevieBytes = webClient.UploadData(new Uri("http://" + a31MusicModel.IPAddress + ":" + a31MusicModel.Port + "/upnp/control/rendertransport1"), "POST", System.Text.Encoding.UTF8.GetBytes("<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?><s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\"><s:Body><u:GetInfoEx xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\"><InstanceID>0</InstanceID></u:GetInfoEx></s:Body></s:Envelope>"));
                a31MusicModel.LastDateTime = DateTime.Now;

                var se = System.Security.SecurityElement.FromString(System.Text.Encoding.UTF8.GetString(recevieBytes)).SearchForChildByTag("s:Body").SearchForChildByTag("u:GetInfoExResponse");

                if ("PLAYING" == se.SearchForTextOfTag("CurrentTransportState"))
                {
                    a31MusicModel.A31PlayStatus.status = "play";
                }
                else
                {
                    a31MusicModel.A31PlayStatus.status = "stop";
                }
                a31MusicModel.A31PlayStatus.totlen = (DateTime.Parse(se.SearchForTextOfTag("TrackDuration")) - DateTime.Parse("00:00:00")).TotalMilliseconds.ToString();

                var trackMetaData = se.SearchForTextOfTag("TrackMetaData");
                if (string.IsNullOrEmpty(trackMetaData))
                {
                    return;
                }
                if (A31MusicModel.IsJson(trackMetaData))
                {
                    var a31QQSong = Newtonsoft.Json.JsonConvert.DeserializeObject<A31QQSong>(trackMetaData);
                    a31MusicModel.A31PlayStatus.Title = a31QQSong.title;
                    a31MusicModel.A31PlayStatus.Album = a31QQSong.album;
                    a31MusicModel.A31PlayStatus.Artist = a31QQSong.creator;
                }
                else
                {
                    var metadata = trackMetaData.Replace("<?xml version=\"1.0\" encoding=\"UTF-8\"?>", "").Replace("&", "&amp;amp;");
                    var item = SecurityElement.FromString(metadata).SearchForChildByTag("item");
                    a31MusicModel.A31PlayStatus.Title = item.SearchForTextOfTag("dc:title");
                    a31MusicModel.A31PlayStatus.Artist = item.SearchForTextOfTag("upnp:artist");
                    a31MusicModel.A31PlayStatus.Album = item.SearchForTextOfTag("upnp:album");
                }
                a31MusicModel.A31PlayStatus.curpos = (DateTime.Parse(se.SearchForTextOfTag("RelTime")) - DateTime.Parse("00:00:00")).TotalMilliseconds.ToString();
                a31MusicModel.A31PlayStatus.vol = se.SearchForTextOfTag("CurrentVolume");
                a31MusicModel.A31PlayStatus.loop = se.SearchForTextOfTag("LoopMode");
                a31MusicModel.A31PlayStatus.Source = se.SearchForTextOfTag("PlayMedium");
                a31MusicModel.A31PlayStatus.playSource = se.SearchForTextOfTag("TrackSource");
                a31MusicModel.A31PlayStatus.TrackURL = se.SearchForTextOfTag("TrackURI");

            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }

        public static string OpenWeb(string url)
        {
            try
            {
                var webClient = new WebClient();
                return webClient.DownloadString(url);
            }
            catch (Exception e)
            {
                System.Console.WriteLine(e.Message);
                return null;
            }
        }
        /// <summary>
        /// 获取A31的名称
        /// </summary>
        /// <param name="ip"></param>
        /// <param name="port"></param>
        /// <returns></returns>
        static string GetDeviceName(string ip, int port)
        {
            string deviceName = null;
            System.IO.StreamReader sr = null;
            WebClient webClient = new WebClient();
            try
            {
                var receviceBytes = webClient.DownloadData(new Uri("http://" + ip + ":" + port + "/description.xml"));
                sr = new System.IO.StreamReader(new System.IO.MemoryStream(receviceBytes), Encoding.UTF8);
                string line = null;
                string deviceType = null;

                while ((line = sr.ReadLine()) != null)
                {
                    //System.Console.WriteLine (line);
                    if (line.StartsWith("<friendlyName>"))
                    {
                        deviceName = line.Replace("<friendlyName>", "").Replace("</friendlyName>", "");
                    }
                    else if (line.StartsWith("<manufacturer>"))
                    {
                        deviceType = line.Replace("<manufacturer>", "").Replace("</manufacturer>", "");
                    }
                }
                switch (deviceType)
                {
                    case "iEAST":
                    case "Linkplay Technology Inc.":
                        break;
                    //不是A31的音乐数据
                    default:
                        deviceName = null;
                        break;
                }

            }
            catch (Exception e)
            {
                System.Console.WriteLine(e.Message);
            }
            finally
            {
                if (sr != null)
                {
                    sr.Close();
                }
            }
            return deviceName;
        }

        /// <summary>
        /// 切换播放器模式,修改音乐名称,切换蓝牙,线路输入
        /// </summary>
        /// <param name="coutn"></param>
        public static void SendCommand(string url)
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                WebClient webClient = new WebClient();
                try
                {
                    byte[] recevieBytes1 = webClient.DownloadData(new Uri(url));
                }
                catch (Exception ex)
                {
                    //this.IPAddress = ex.Message;
                }
            });
        }
        /// <summary>
        /// 播放
        /// </summary>
        public static void Play()
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                StringBuilder sb = new StringBuilder();
                sb.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
                sb.AppendLine("<s:Body>");
                sb.AppendLine("<u:Play xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">");
                sb.AppendLine("<InstanceID>0</InstanceID>");
                sb.AppendLine("<Speed>1</Speed>");
                sb.AppendLine("</u:Play>");
                sb.AppendLine("</s:Body>");
                sb.AppendLine("</s:Envelope>");

                System.Net.WebClient webClient = new System.Net.WebClient();
                webClient.Headers.Add("SOAPACTION", "\"urn:schemas-upnp-org:service:AVTransport:1#Play\"");
                webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
                try
                {
                    webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/rendertransport1"), "POST", Encoding.UTF8.GetBytes(sb.ToString()));
                }
                catch { }
            });
        }
        /// <summary>
        /// 暂停
        /// </summary>
        public static void Pause()
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                StringBuilder sb = new StringBuilder();
                sb.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
                sb.AppendLine("<s:Body>");
                sb.AppendLine("<u:Pause xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">");
                sb.AppendLine("<InstanceID>0</InstanceID>");
                sb.AppendLine("</u:Pause>");
                sb.AppendLine("</s:Body>");
                sb.AppendLine("</s:Envelope>");

                System.Net.WebClient webClient = new System.Net.WebClient();
                webClient.Headers.Add("SOAPACTION", "\"urn:schemas-upnp-org:service:AVTransport:1#Pause\"");
                webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
                try
                {
                    webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/rendertransport1"), "POST", Encoding.UTF8.GetBytes(sb.ToString()));
                }
                catch { }
            });

        }
        /// <summary>
        /// 下一曲
        /// </summary>
        public static void Next()
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                StringBuilder sb = new StringBuilder();
                sb.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
                sb.AppendLine("<s:Body>");
                sb.AppendLine("<u:Next xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">");
                sb.AppendLine("<InstanceID>0</InstanceID>");
                sb.AppendLine("</u:Next>");
                sb.AppendLine("</s:Body>");
                sb.AppendLine("</s:Envelope>");

                System.Net.WebClient webClient = new System.Net.WebClient();
                webClient.Headers.Add("SOAPACTION", "\"urn:schemas-upnp-org:service:AVTransport:1#Next\"");
                webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
                try
                {
                    webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/rendertransport1"), "POST", Encoding.UTF8.GetBytes(sb.ToString()));
                }
                catch { }
            });

        }
        /// <summary>
        /// 上一曲
        /// </summary>
        public static void Previous()
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                StringBuilder sb = new StringBuilder();
                sb.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
                sb.AppendLine("<s:Body>");
                sb.AppendLine(" <u:Previous xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">");
                sb.AppendLine("<InstanceID>0</InstanceID>");
                sb.AppendLine("</u:Previous>");
                sb.AppendLine("</s:Body>");
                sb.AppendLine("</s:Envelope>");

                System.Net.WebClient webClient = new System.Net.WebClient();
                webClient.Headers.Add("SOAPACTION", "\"urn:schemas-upnp-org:service:AVTransport:1#Previous\"");
                webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
                try
                {
                    webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/rendertransport1"), "POST", Encoding.UTF8.GetBytes(sb.ToString()));
                }
                catch { }
            });

        }
        /// <summary>
        /// 快进
        /// </summary>
        public static void Seek(string seekvolume)
        {
            System.Threading.Tasks.Task.Run(() =>
            {
                StringBuilder sb = new StringBuilder();
                sb.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
                sb.AppendLine("<s:Body>");
                sb.AppendLine(" <u:Seek xmlns:u=\"urn:schemas-upnp-org:service:AVTransport:1\">");
                sb.AppendLine("<InstanceID>0</InstanceID>");
                sb.AppendLine("<Unit>REL_TIME</Unit>");
                sb.AppendLine("<Target>" + seekvolume + "</Target>");
                sb.AppendLine("</u:Seek>");
                sb.AppendLine("</s:Body>");
                sb.AppendLine("</s:Envelope>");

                System.Net.WebClient webClient = new System.Net.WebClient();
                webClient.Headers.Add("SOAPACTION", "\"urn:schemas-upnp-org:service:AVTransport:1#Seek\"");
                webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
                try
                {
                    webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/rendertransport1"), "POST", Encoding.UTF8.GetBytes(sb.ToString()));
                }
                catch { }
            });
        }

        /// <summary>
        /// 获取USb的列表
        /// </summary>
        public static List<MusicInfo> GetUsbList()
        {
            var musicInfoList = new List<MusicInfo>();
            musicInfoList.Clear();
            var usbString = GetUSBPlayList();
            if (usbString == null)
            {
                return musicInfoList;
            }
            var se = System.Security.SecurityElement.FromString(usbString);
            if (se == null)
            {
                return musicInfoList;
            }
            while (se.Children != null)
            {
                se = se.Children[0] as System.Security.SecurityElement;
            }

            foreach (SecurityElement track in SecurityElement.FromString(se.Text).SearchForChildByTag("Tracks").Children)
            {
                MusicInfo musicInfo = new MusicInfo();
                musicInfo.URL = track.SearchForTextOfTag("URL");
                var metadata = track.SearchForTextOfTag("Metadata").Replace("&", "&amp;");
                var item = SecurityElement.FromString(metadata).SearchForChildByTag("item");
                musicInfo.Title = item.SearchForTextOfTag("dc:title");
                musicInfo.Artist = item.SearchForTextOfTag("upnp:artist");
                musicInfo.Album = item.SearchForTextOfTag("upnp:album");
                musicInfo.Duration = item.SearchForTextOfTag("res");
                musicInfo.AlbumId = item.SearchForTextOfTag("song:albumid");
                musicInfoList.Add(musicInfo);
            }
            return musicInfoList;
        }
        /// <summary>
        ///请求USB列表命令
        /// </summary>
        public static string GetUSBPlayList()
        {

            StringBuilder getPlayList = new StringBuilder();
            getPlayList.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
            getPlayList.AppendLine("<s:Body>");
            getPlayList.AppendLine("<u:BrowseQueue xmlns:u=\"urn:schemas-wiimu-com:service:PlayQueue:1\">");
            getPlayList.AppendLine("<QueueName>USBDiskQueue</QueueName>");
            getPlayList.AppendLine("</u:BrowseQueue>");
            getPlayList.AppendLine("</s:Body>");
            getPlayList.AppendLine("</s:Envelope>");

            WebClient webClient = new WebClient();
            webClient.Headers.Add("SOAPACTION", "\"urn:schemas-wiimu-com:service:PlayQueue:1#BrowseQueue\"");
            webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");

            try
            {
                byte[] recevieBytes = webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/PlayQueue1"), "POST", System.Text.Encoding.UTF8.GetBytes(getPlayList.ToString()));
                return System.Text.Encoding.UTF8.GetString(recevieBytes, 0, recevieBytes.Length);
            }
            catch { }

            return null;
        }

        /// <summary>
        /// 获取当前播放的列表
        /// </summary>
        public static  string GetCurrentPlayList()
        {
            System.Text.StringBuilder getPlayList = new System.Text.StringBuilder();
            getPlayList.AppendLine("<?xml version=\"1.0\"encoding=\"utf-8\"?>");
            getPlayList.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
            getPlayList.AppendLine("<s:Body>");
            getPlayList.AppendLine("<u:BrowseQueue xmlns:u=\"urn:schemas-wiimu-com:service:PlayQueue:1\">");
            getPlayList.AppendLine("<QueueName>CurrentQueue</QueueName>");
            getPlayList.AppendLine("</u:BrowseQueue>");
            getPlayList.AppendLine("</s:Body>");
            getPlayList.AppendLine("</s:Envelope>");

            System.Net.WebClient webClient = new System.Net.WebClient();
            webClient.Headers.Add("SOAPACTION", "\"urn:schemas-wiimu-com:service:PlayQueue:1#BrowseQueue\"");
            webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
            try
            {
                byte[] recevieBytes = webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/PlayQueue1"), "POST", System.Text.Encoding.UTF8.GetBytes(getPlayList.ToString()));
                return System.Text.Encoding.UTF8.GetString(recevieBytes, 0, recevieBytes.Length);
            }
            catch { }
            return null;
        }
        /// <summary>
        /// 播放音乐命令
        /// </summary>
        /// <param name="listName">列表名称</param>
        /// <param name="number">播放索引</param>
        public static void ListMusicPlay(string listName, object number)
        {
            System.Text.StringBuilder playstrings = new System.Text.StringBuilder();
            playstrings.AppendLine("<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?>");
            playstrings.AppendLine("<s:Envelope s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\">");
            playstrings.AppendLine("<s:Body>");
            playstrings.AppendLine("<u:PlayQueueWithIndex xmlns:u=\"urn:schemas-wiimu-com:service:PlayQueue:1\">");
            playstrings.AppendLine("<QueueName>" + listName + "</QueueName>");
            playstrings.AppendLine("<Index>" + number + "</Index>");
            playstrings.AppendLine("</u:PlayQueueWithIndex>");
            playstrings.AppendLine("</s:Body>");
            playstrings.AppendLine("</s:Envelope>");
            System.Net.WebClient webClient = new System.Net.WebClient();
            webClient.Headers.Add("SOAPACTION", "\"urn:schemas-wiimu-com:service:PlayQueue:1#PlayQueueWithIndex\"");
            webClient.Headers.Add("CONTENT-TYPE", "text/xml; charset=\"utf-8\"");
            try
            {
                byte[] recevieBytes = webClient.UploadData(new Uri("http://" + A31MusicModel.Current.IPAddress + ":" + A31MusicModel.Current.Port + "/upnp/control/PlayQueue1"), "POST", Encoding.UTF8.GetBytes(playstrings.ToString()));
                var s = System.Text.Encoding.UTF8.GetString(recevieBytes, 0, recevieBytes.Length);
            }
            catch { }
        }

        static System.Threading.Thread thread;
        /// <summary>
        /// 修改蓝牙名称
        /// </summary>
        /// <param name="message"></param>
        public static void ModifyBluetoothName(string message)
        {
            if (thread != null)
            {
                thread.Abort();
            }
            thread = new System.Threading.Thread(() =>
            {
                var tcpClient = new TcpClient() { ReceiveTimeout = 1000 };
                try
                {
                    //进行连接
                    tcpClient.Connect(new IPEndPoint(IPAddress.Parse(A31MusicModel.Current.IPAddress), 8899));
                    var buffter = Encoding.UTF8.GetBytes(message);
                    var sendByes = new byte[20 + buffter.Length];
                    sendByes[0] = 0x18;
                    sendByes[1] = 0x96;
                    sendByes[2] = 0x18;
                    sendByes[3] = 0x20;

                    sendByes[4] = (byte)((buffter.Length & 0x000000FF) >> 0);
                    sendByes[5] = (byte)((buffter.Length & 0x0000FF00) >> 8);
                    sendByes[6] = (byte)((buffter.Length & 0x00FF0000) >> 16);
                    sendByes[7] = (byte)((buffter.Length & 0xFF000000) >> 24);

                    var checkSum = getCheckSum(buffter);
                    sendByes[8] = (byte)((checkSum & 0x000000FF) >> 0);
                    sendByes[9] = (byte)((checkSum & 0x0000FF00) >> 8);
                    sendByes[10] = (byte)((checkSum & 0x00FF0000) >> 16);
                    sendByes[11] = (byte)((checkSum & 0xFF000000) >> 24);

                    sendByes[16] = 0x08;

                    Array.Copy(buffter, 0, sendByes, 20, buffter.Length);
                    tcpClient.GetStream().Write(sendByes, 0, sendByes.Length);
                    tcpClient.GetStream().Flush();

                    thread = null;
                }
                catch { }
                finally
                {
                    tcpClient.Close();
                }
            });
            thread.Start();
        }
        static uint getCheckSum(byte[] buffer)
        {
            uint check_sum = 0;

            for (int i = 0; i < buffer.Length; i++)
            {
                check_sum += buffer[i];
            }

            return check_sum;
        }
       public class A31QQSong
        {
            public string title = string.Empty;
            public string album = string.Empty;
            public string creator = string.Empty;
        }

    }
}