using DevExpress.Utils.Drawing.Helpers;
using DevExpress.XtraReports;
using NPOI.SS.Formula.Functions;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
using System.Web.Services.Description;
using System.Web.UI.WebControls.WebParts;
using System.Windows.Forms;
using UAS_MES_NEW.DataOperate;
using UAS_MES_NEW.Entity;
using UAS_MES_NEW.PublicMethod;

namespace UAS_MES_NEW.Make
{
    public partial class Make_WirelessThroughput : Form
    {
        public Make_WirelessThroughput()
        {
            InitializeComponent();
        }

        StringBuilder SQL = new StringBuilder();
        DataTable dt;
        DataHelper dh;

        string telnetPort;

        private void Make_WirelessThroughput_Load(object sender, EventArgs e)
        {
            dh = SystemInf.dh;
            try
            {
                string hostName = Dns.GetHostName();
                IPHostEntry hostEntry = Dns.GetHostEntry(hostName);

                foreach (IPAddress ip in hostEntry.AddressList)
                {
                    if (ip.AddressFamily == AddressFamily.InterNetwork)
                    {
                        IPList.Text = ip.ToString();
                    }
                }
            }
            catch (Exception ex)
            {
                ShowMsg(0, $"获取iperf服务器地址失败,{ex.Message}");
            }
            if (!IPList.Text.Contains(":"))
            {
                IPList.Text = IPList.Text + ":5021";
            }

            telnetPort = "23";

            //if (!ProductList.Text.Contains(":"))
            //{
            //    ProductList.Text = ProductList.Text + ":23";
            //}

            Locat1.Visible = false;
            Locat2.Visible = false;
            Locat3.Visible = false;
            Radio1.Visible = false;
            Radio2.Visible = false;
        }

        private void SN_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode != Keys.Enter) return;

            if (IPList.Text.IndexOf('：') > 0) IPList.Text = IPList.Text.Replace("：", ":");
            else IPList.Text = IPList.Text.Trim();

            SN.Text = SN.Text.Trim().Replace("；", ";");
            string sn = SN.Text.Trim();


            SQL.Clear();
            //SQL.Append($"SELECT pr_test_account,pr_test_password FROM makeserial,product WHERE ms_sncode = '{sn}' AND ms_prodcode = pr_code");
            SQL.Append($"SELECT * FROM (SELECT pr_test_account,pr_test_password FROM makeserial,product WHERE ms_sncode = '{sn}' AND ms_prodcode = pr_code ORDER BY ms_indate DESC) WHERE ROWNUM = 1");
            dt = (DataTable)dh.ExecuteSql(SQL.ToString(), "select");
            if (dt.Rows.Count == 0)
            {
                ShowMsg(0, $"序列号:{sn}未维护吞吐量测试账户密码");
            }
            else
            {
                Account.Text = dt.Rows[0]["pr_test_account"].ToString();
                Password.Text = dt.Rows[0]["pr_test_password"].ToString();
            }

            if (IsCheckSet()) return;

            UpdateSN("L", SN.Text.Trim());

            ShowMsg(1, $"开始测试");

            int iSPort = Convert.ToInt32(IPList.Text.Trim().Split(':')[1]);
            var tester = new CameraIperfTester(
                timeOut: TestTime.Text.Trim(),
                cameraIp: ProductList.Text.Trim().Split(':')[0],
                cameraPort: Convert.ToInt32(telnetPort),
                username: Account.Text.Trim(),
                password: Password.Text.Trim(),
                iperfServerIp: IPList.Text.Trim().Split(':')[0],
                iperfServerPort: iSPort
            );

            string parentPath = Path.GetDirectoryName(ExePath.Text.Trim());
            string logsPath = Path.Combine(parentPath, "iperf_logs");
            if (!Directory.Exists(logsPath))
            {
                Directory.CreateDirectory(logsPath);
            }

            string Msg = tester.TestStart(SN.Text.Trim(), ExePath.Text.Trim(), logsPath, comboBox1.SelectedIndex.ToString());
            if (Msg.StartsWith("NG"))
            {
                ShowMsg(0, Msg);
                return;
            }
            string upRate = Msg.Split('|')[0].Split(',')[1];
            string downRate = Msg.Split('|')[1];
            ShowMsg(1, $"OK,上行速率: {upRate},下行速率: {downRate}");
            ResMax.Text = upRate;
            ResMin.Text = downRate;
            string tDetail = $"upRate/{upRate};downRate/{downRate}";
            CheckPassStation(SN.Text, "PASS", tDetail);
        }

        private void CheckPassStation(string sn, string testRes, string testDetail)
        {
            List<string> param = new List<string>() { };
            string outMsg = "";
            param.Add(workOrder.Text);
            param.Add(sn);
            param.Add(User.UserSourceCode);
            param.Add(testRes);
            param.Add("");
            param.Add("");
            param.Add("Thruput");
            param.Add(testDetail);
            param.Add(outMsg);
            string[] paramList = param.ToArray();
            dh.CallProcedure("cs_insert_testrejects", ref paramList);
            if (paramList[8].Substring(0, 2) == "OK")
            {
                ShowMsg(1, $"序列号{sn}采集成功:测试结果为{testRes}");
                LogicHandler.DoCommandLog(Tag.ToString(), User.UserCode, workOrder.Text, User.UserLineCode, User.UserSourceCode, "无线吞吐量", "无线吞吐量过站成功", sn, "");
            }

            dt = (DataTable)dh.ExecuteSql($"SELECT mp_id FROM makeprocess WHERE mp_sncode = '{sn}' AND instr(mp_stepname, '吞吐量') > 0", "select");
            if (dt.Rows.Count > 0)
            {
                ShowMsg(1, $"序列号:{sn}已经过站记录");
                return;
            }

            string oWO, oWOId, oErrMsg = "";
            if (LogicHandler.CheckStepSNAndMacode(workOrder.Text, User.UserSourceCode, sn, User.UserCode, out oWO, out oWOId, out oErrMsg))
            {
                if (LogicHandler.SetStepResult(oWO, User.UserSourceCode, sn, "无线吞吐量", "OK", User.UserCode, out oErrMsg))
                {
                    ShowMsg(1, $"序列号{sn},过站记录成功");
                }
                else
                {
                    ShowMsg(0, $"序列号{sn},处理过站NG:{oErrMsg}");
                }
            }
            else
            {
                ShowMsg(0, $"序列号{sn},过站核对NG:{oErrMsg}");
            }
        }
        private bool IsCheckSet()
        {
            if (string.IsNullOrEmpty(IPList.Text))
            {
                ShowMsg(0, "请选择本地iperf 服务IP地址");
                return true;
            }

            if (string.IsNullOrEmpty(ProductList.Text))
            {
                ShowMsg(0, "请选择产品固定IP地址");
                return true;
            }

            if (string.IsNullOrEmpty(Account.Text))
            {
                ShowMsg(0, "请输入Telnet登录账号");
                return true;
            }

            if (string.IsNullOrEmpty(Password.Text))
            {
                ShowMsg(0, "请输入Telnet登录密码");
                return true;
            }

            if (string.IsNullOrEmpty(ExePath.Text))
            {
                ShowMsg(0, "请输入启动iperf3文件");
                return true;
            }

            if (!File.Exists(ExePath.Text))
            {
                Console.WriteLine("iperf3启动文件不存在");
            }

            if (string.IsNullOrEmpty(TestTime.Text))
            {
                ShowMsg(0, "请输入测试时长");
                return true;
            }
            if (comboBox1.SelectedIndex == -1)
            {
                ShowMsg(0, "请选择指令模式");
                return true;
            }

            //if (Locat1.Checked == false || Locat2.Checked == false || Locat3.Checked == false)
            //{
            //    ShowMsg(0, "请选择固件位置");
            //    return true;
            //}

            //if (Radio1.Checked == false || Radio1.Checked == false )
            //{
            //    ShowMsg(0, "请选择测试类型");
            //    return true;
            //}
            return false;
        }

        private void UpdateSN(string type, string sn)
        {
            if (type == "C")
            {
                serialNumber.Text = "";
                workOrder.Text = "";
                productCode.Text = "";
                productName.Text = "";
            }
            else if (type == "L")
            {
                SQL.Clear();
                SQL.Append($@"SELECT ms_sncode,ma_code,pr_code,pr_spec FROM makeserial,make,product
                        WHERE ms_sncode = '{sn}' AND ms_makecode = ma_code AND ms_prodcode = pr_code");
                dt = (DataTable)dh.ExecuteSql(SQL.ToString(), "select");
                if (dt.Rows.Count > 0)
                {
                    serialNumber.Text = dt.Rows[0]["ms_sncode"].ToString();
                    workOrder.Text = dt.Rows[0]["ma_code"].ToString();
                    productCode.Text = dt.Rows[0]["pr_code"].ToString();
                    productName.Text = dt.Rows[0]["pr_spec"].ToString();
                }
                else
                {
                    UpdateSN("C", sn);
                }
            }
        }

        public class CameraIperfTester
        {
            int timeOut;
            string cameraIp, iperfServerIp, username, password;
            int cameraPort, iperfServerPort;

            string SN, iperfPath, logDirectory;

            private TcpClient _telnetClient;
            private NetworkStream _telnetStream;

            string sVal1, sVal2, rVal1, rVal2;

            public CameraIperfTester(string timeOut, string cameraIp, int cameraPort, string username, string password, string iperfServerIp, int iperfServerPort)
            {
                this.timeOut = Convert.ToInt32(timeOut) * 1000;
                this.cameraIp = cameraIp;
                this.cameraPort = cameraPort;
                this.username = username;
                this.password = password;
                this.iperfServerIp = iperfServerIp;
                this.iperfServerPort = iperfServerPort;
            }

            public string TestStart(string sn, string iP, string lD,string cmdType)
            {
                StringBuilder Msg = new StringBuilder();

                Msg.Append(TelnetConnect());
                if (Msg.ToString().StartsWith("NG")) return Msg.ToString();

                SN = sn;
                iperfPath = iP;
                logDirectory = lD;

                Msg.Clear();
                Msg.Append(StartIperfTest(cmdType));

                return Msg.ToString();
            }

            public string TelnetConnect()
            {
                try
                {
                    _telnetClient = new TcpClient();
                    IAsyncResult connectResult = _telnetClient.BeginConnect(cameraIp, cameraPort, null, null);
                    bool connected = connectResult.AsyncWaitHandle.WaitOne(TimeSpan.FromMilliseconds(timeOut));
                    if (!connected)
                    {
                        _telnetClient.Close();
                        return "NG,连接超时";
                    }

                    try
                    {
                        _telnetClient.EndConnect(connectResult);
                    }
                    catch (SocketException ex)
                    {
                        return $"NG,连接失败: {ex.Message}";
                    }

                    _telnetStream = _telnetClient.GetStream();
                    _telnetStream.ReadTimeout = timeOut;

                    StringBuilder fullResponse = new StringBuilder();

                    string welcomeResponse = ReadStream(_telnetStream);
                    if (welcomeResponse.StartsWith("NG")) return welcomeResponse;
                    fullResponse.Append(welcomeResponse);

                    WriteStream(_telnetStream, username);
                    string usernameResponse = ReadStream(_telnetStream);
                    if (usernameResponse.StartsWith("NG")) return usernameResponse;
                    fullResponse.Append(usernameResponse);

                    WriteStream(_telnetStream, password);
                    string loginResponse = ReadStream(_telnetStream);
                    if (loginResponse.StartsWith("NG")) return loginResponse;
                    fullResponse.Append(loginResponse);

                    return $"OK,{fullResponse.ToString()}";
                }
                catch (Exception ex)
                {
                    Close();
                    return $"NG,{ex.Message}";
                }
            }

            public string StartIperfTest(string cmdType)
            {
                try
                {
                    StringBuilder streamTxt = new StringBuilder();
                    string upRate, downRate, cmdLog, upLog, downLog;

                    if (cmdType == "0")
                    {
                        WriteStream(_telnetStream, "killall iperf3");
                        streamTxt.Append(ReadStream(_telnetStream));
                        Thread.Sleep(500);

                        WriteStream(_telnetStream, $"iperf3 -s -p {iperfServerPort} -i 1&");
                        streamTxt.Append(ReadStream(_telnetStream));
                        Thread.Sleep(500);

                        cmdLog = Path.Combine(logDirectory, $"{SN}_CMD.log");
                        File.WriteAllText(cmdLog, streamTxt.ToString());

                        upLog = Path.Combine(logDirectory, $"{SN}_up.log");
                        downLog = Path.Combine(logDirectory, $"{SN}_down.log");

                        RunIperfClient($"-c {cameraIp} -p {iperfServerPort} -t 10 -w 1M -i 1 -P 8 -R", iperfPath, upLog);
                        RunIperfClient($"-c {cameraIp} -p {iperfServerPort} -t 10 -w 1M -i 1 -P 8", iperfPath, downLog);

                        upRate = ParseIperfBitrate(upLog);
                        downRate = ParseIperfBitrate(downLog);

                        Close();

                        if(string.IsNullOrEmpty(upRate) || string.IsNullOrEmpty(downRate))
                        {
                            return $"NG,指令一无法获测试结果,请核对指令或使用吞吐量日志解析";
                        }
                        return $"OK,{upRate}|{downRate}";
                    }
                    else
                    {
                        WriteStream(_telnetStream, "killall iperf3_mstar");
                        streamTxt.Append(ReadStream(_telnetStream));
                        Thread.Sleep(500);

                        WriteStream(_telnetStream, "cp /mnt/tf/usb1_1/iperf3_mstar /var/tmp/ -f");
                        streamTxt.Append(ReadStream(_telnetStream));
                        Thread.Sleep(500);

                        WriteStream(_telnetStream, "chmod a+x /var/tmp/iperf3_mstar");
                        streamTxt.Append(ReadStream(_telnetStream));
                        Thread.Sleep(500);

                        WriteStream(_telnetStream, $"/var/tmp/iperf3_mstar -s -p {iperfServerPort} -i 1 &");
                        streamTxt.Append(ReadStream(_telnetStream));

                        cmdLog = Path.Combine(logDirectory, $"{SN}_CMD.log");
                        File.WriteAllText(cmdLog, streamTxt.ToString());

                        upLog = Path.Combine(logDirectory, $"{SN}_up.log");
                        downLog = Path.Combine(logDirectory, $"{SN}_down.log");

                        RunIperfClient($"/var/tmp/iperf3 -c {cameraIp} -p {iperfServerPort} -t 6 -w 1M -i 1 -l 1518 -P 8 -R", iperfPath, upLog);
                        RunIperfClient($"/var/tmp/iperf3 -c {cameraIp} -p {iperfServerPort} -t 6 -w 1M -i 1 -l 1518 -P 8", iperfPath, downLog);

                        upRate = ParseIperfBitrate(upLog);
                        downRate = ParseIperfBitrate(downLog);

                        Close();

                        if (string.IsNullOrEmpty(upRate) || string.IsNullOrEmpty(downRate))
                        {
                            return $"NG,指令二获取测试结果,请核对指令或使用吞吐量日志解析";
                        }
                        return $"OK,{upRate}|{downRate}";
                    }
                }
                catch (Exception ex)
                {
                    return $"NG,{ex.Message}";
                }
            }

            private void RunIperfClient(string args, string path, string logPath)
            {
                var psi = new ProcessStartInfo
                {
                    FileName = path,
                    Arguments = args,
                    RedirectStandardOutput = true,
                    RedirectStandardError = true,
                    UseShellExecute = false,
                    CreateNoWindow = true,
                    WorkingDirectory = Path.GetDirectoryName(path)
                };
                using (var process = Process.Start(psi))
                {
                    StringBuilder outputBuilder = new StringBuilder();
                    StringBuilder errorBuilder = new StringBuilder();

                    process.OutputDataReceived += (sender, e) =>
                    {
                        if (!string.IsNullOrEmpty(e.Data))
                        {
                            outputBuilder.AppendLine(e.Data);
                        }
                    };

                    process.ErrorDataReceived += (sender, e) =>
                    {
                        if (!string.IsNullOrEmpty(e.Data))
                        {
                            errorBuilder.AppendLine(e.Data);
                        }
                    };

                    process.BeginOutputReadLine();
                    process.BeginErrorReadLine();

                    process.WaitForExit();

                    File.WriteAllText(logPath, outputBuilder.ToString() + errorBuilder.ToString());
                }
            }

            public string ParseIperfBitrate(string logPath)
            {
                if (!File.Exists(logPath)) return "0.0";

                var lines = File.ReadAllLines(logPath);
                List<string> logItem = new List<string> { };
                foreach (var line in lines)
                {
                    if (line.Trim().StartsWith("[SUM]"))
                    {
                        logItem.Add(line);
                    }
                }

                if (logItem.Count > 0 && logItem[logItem.Count - 2].Contains("sender"))
                {
                    var match = Regex.Match(logItem[logItem.Count - 2], @"(\d+\.\d+\s+MBytes).*?(\d+\.\d+\s+Mbits/sec)");
                    if (match.Success)
                    {
                        sVal1 = match.Groups[1].Value;
                        sVal2 = match.Groups[2].Value;
                    }
                }
                if (logItem.Count > 0 && logItem[logItem.Count - 1].Contains("receiver"))
                {
                    var match = Regex.Match(logItem[logItem.Count - 1], @"(\d+\.\d+\s+MBytes).*?(\d+\.\d+\s+Mbits/sec)");
                    if (match.Success)
                    {
                        rVal1 = match.Groups[1].Value;
                        rVal2 = match.Groups[2].Value;
                    }
                }
                //double num1 = (double.Parse(sVal1.Split(' ')[0]) + double.Parse(rVal1.Split(' ')[0])) / 2;
                //double num2 = (double.Parse(sVal2.Split(' ')[0]) + double.Parse(rVal2.Split(' ')[0])) / 2;

                return rVal2;
            }

            private string WriteStream(NetworkStream stream, string data)
            {
                try
                {
                    byte[] dataBytes = Encoding.UTF8.GetBytes(data + "\r\n");
                    stream.Write(dataBytes, 0, dataBytes.Length);
                    stream.Flush();
                    return $"OK";
                }
                catch (Exception ex)
                {
                    Close();
                    return $"NG,写入数据时发生错误: {ex.Message}";
                }
            }

            private string ReadStream(NetworkStream stream)
            {
                try
                {
                    StringBuilder response = new StringBuilder();
                    byte[] buffer = new byte[1024];
                    int bytesRead;

                    while (stream.DataAvailable || response.Length == 0)
                    {
                        bytesRead = stream.Read(buffer, 0, buffer.Length);
                        if (bytesRead > 0)
                        {
                            response.Append(Encoding.UTF8.GetString(buffer, 0, bytesRead));
                        }
                        else
                        {
                            break;
                        }
                        Thread.Sleep(100);
                    }

                    return response.ToString();
                }
                catch (IOException ioEx) when (ioEx.InnerException is SocketException socketEx && socketEx.SocketErrorCode == SocketError.TimedOut)
                {
                    Close();
                    return "NG,读取数据超时";
                }
                catch (Exception ex)
                {
                    Close();
                    return $"NG,读取数据时发生错误: {ex.Message}";
                }
            }

            private void Close()
            {
                _telnetClient?.Close();
                _telnetStream?.Close();
            }
        }

        private void ShowMsg(int type, string msg)
        {
            msg = msg.Replace("\r", "").Replace("\n", "");
            string msgTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            string showMsg = $"{msgTime}: {msg}\n";
            if (type == 0)
            {
                OperatResult.AppendText(showMsg, Color.Red);
            }
            else if (type == 1)
            {
                OperatResult.AppendText(showMsg, Color.Green);
            }
        }

        private void Radio1_Click(object sender, EventArgs e)
        {
            if (Radio1.Checked)
            {
                Radio2.Checked = false;
            }
        }

        private void Radio2_Click(object sender, EventArgs e)
        {
            if (Radio2.Checked)
            {
                Radio1.Checked = false;
            }
        }

        private void Locat1_Click(object sender, EventArgs e)
        {
            if (Locat1.Checked)
            {
                Locat2.Checked = false;
                Locat3.Checked = false;
            }
        }

        private void Locat2_Click(object sender, EventArgs e)
        {
            if (Locat2.Checked)
            {
                Locat1.Checked = false;
                Locat3.Checked = false;
            }
        }

        private void Locat3_Click(object sender, EventArgs e)
        {
            if (Locat3.Checked)
            {
                Locat1.Checked = false;
                Locat2.Checked = false;
            }
        }

        private void Account_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode != Keys.Enter) return;
            Password.Focus();
            Password.SelectAll();
        }

        private void Password_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode != Keys.Enter) return;
            TestTime.Focus();
            TestTime.SelectAll();
        }

        private void ExePath_Click(object sender, EventArgs e)
        {
            using (OpenFileDialog openFileDialog = new OpenFileDialog())
            {
                openFileDialog.Title = "选择iperf3启动文件";
                openFileDialog.Filter = "可执行文件 (*.exe)|*.exe|所有文件 (*.*)|*.*";
                openFileDialog.FilterIndex = 1;
                openFileDialog.RestoreDirectory = true;

                // 设置初始目录（可选）
                if (!string.IsNullOrEmpty(ExePath.Text) && System.IO.File.Exists(ExePath.Text))
                {
                    openFileDialog.InitialDirectory = System.IO.Path.GetDirectoryName(ExePath.Text);
                }
                else
                {
                    openFileDialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
                }

                if (openFileDialog.ShowDialog() == DialogResult.OK)
                {
                    ExePath.Text = openFileDialog.FileName;
                    ShowMsg(1, $"已成功选择iperf3启动文件");
                }
            }
        }

        private void Clear_Click(object sender, EventArgs e)
        {
            OperatResult.Clear();
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (comboBox1.SelectedIndex == -1)  return;

            if (string.IsNullOrEmpty(IPList.Text))
            {
                ShowMsg(0, $"请先选择iperf服务地址");
                comboBox1.SelectedIndex = -1;
                return;
            }

            if (string.IsNullOrEmpty(ProductList.Text))
            {
                ShowMsg(0, $"请先选择产品IP地址");
                comboBox1.SelectedIndex = -1;
                return;
            }
            string iperfServerPort = IPList.Text.Trim().Split(':')[1];
            string cameraIp = ProductList.Text.Trim().Split(':')[0];

            if (comboBox1.SelectedIndex == 0)
            {
                ShowMsg(1, $"指令一:");
                ShowMsg(1, $"           killall iperf3");
                ShowMsg(1, $"           iperf3 -s -p {iperfServerPort} -i 1&");
                ShowMsg(1, $"           -c {cameraIp} -p {iperfServerPort} -t 10 -w 1M -i 1 -P 8 -R");
                ShowMsg(1, $"           -c {cameraIp} -p {iperfServerPort} -t 10 -w 1M -i 1 -P 8");
            }
            else if (comboBox1.SelectedIndex == 1) 
            {
                ShowMsg(1, $"指令二:");
                ShowMsg(1, $"         killall iperf3_mstar");
                ShowMsg(1, $"         cp /mnt/tf/usb1_1/iperf3_mstar /var/tmp/ -f");
                ShowMsg(1, $"         chmod a+x /var/tmp/iperf3_mstar");
                ShowMsg(1, $"         /var/tmp/iperf3_mstar -s -p {iperfServerPort} -i 1 &");
                ShowMsg(1, $"         /var/tmp/iperf3 -c {cameraIp} -p {iperfServerPort} -t 6 -w 1M -i 1 -l 1518 -P 8 -R");
                ShowMsg(1, $"         /var/tmp/iperf3 -c {cameraIp} -p {iperfServerPort} -t 6 -w 1M -i 1 -l 1518 -P 8");
            }
        }
    }
}