//#define debug

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace mainProgram
{
    public partial class SVDWindows : Form
    {  
        private ProjectManager mProjectManager = null;//保存打开的/新建的工程对象
        private string mSifAlgorithm;
        public SVDWindows(ProjectManager projectManager,string sifAlgorithm)
        {
            InitializeComponent();

            mProjectManager = projectManager;
            mSifAlgorithm = sifAlgorithm;

            this.Text = mSifAlgorithm;//设置界面左上角的窗口名

            //准备sif算法默认窗口
            switch (mSifAlgorithm)
            {
                case "svd":
                    Min_FraunhoferWindowTextBox.Text = "740";
                    Max_FraunhoferWindowTextBox.Text = "770";
                    FraunhoferPositionTextBox.Text = "760";

                    UseLeftShoulder(false);
                    UseRightShoulder(false);
                    UseFraunhoferPosition(true);
                    break;
                case "sfm":
                    Min_FraunhoferWindowTextBox.Text = "759";
                    Max_FraunhoferWindowTextBox.Text = "770";
                    FraunhoferPositionTextBox.Text = "760";

                    UseLeftShoulder(false);
                    UseRightShoulder(false);
                    UseFraunhoferPosition(true);
                    break;
                case "sfm_gaussian":
                    Min_FraunhoferWindowTextBox.Text = "759";
                    Max_FraunhoferWindowTextBox.Text = "770";
                    FraunhoferPositionTextBox.Text = "760";

                    UseLeftShoulder(false);
                    UseRightShoulder(false);
                    UseFraunhoferPosition(true);
                    break;
                case "doas":
                    Min_FraunhoferWindowTextBox.Text = "759";
                    Max_FraunhoferWindowTextBox.Text = "770";
                    FraunhoferPositionTextBox.Text = "760";

                    UseLeftShoulder(false);
                    UseRightShoulder(false);
                    UseFraunhoferPosition(true);
                    break;
                case "sfld":
                    Min_FraunhoferWindowTextBox.Text = "740";
                    Max_FraunhoferWindowTextBox.Text = "780";

                    LeftShoulder_leftTextBox.Text = "756";
                    LeftShoulder_rightTextBox.Text = "759";

                    UseLeftShoulder(true);
                    UseRightShoulder(false);
                    UseFraunhoferPosition(false);
                    break;
                case "3fld":
                    Min_FraunhoferWindowTextBox.Text = "740";
                    Max_FraunhoferWindowTextBox.Text = "780";

                    LeftShoulder_leftTextBox.Text = "756";
                    LeftShoulder_rightTextBox.Text = "759";
                    RightShoulder_leftTextBox.Text = "761";
                    RightShoulder_rightTextBox.Text = "762";

                    UseLeftShoulder(true);
                    UseRightShoulder(true);
                    UseFraunhoferPosition(false);
                    break;

                /* 您可以有任意数量的 case 语句 */
                default: /* 可选的 */
                    //statement(s);
                    break;
            }
        }

        private void UseLeftShoulder(bool readyToUse)
        {
            LeftShoulder_leftTextBox.Enabled = readyToUse;
            LeftShoulder_rightTextBox.Enabled = readyToUse;
        }

        private void UseRightShoulder(bool readyToUse)
        {
            RightShoulder_leftTextBox.Enabled = readyToUse;
            RightShoulder_rightTextBox.Enabled = readyToUse;
        }

        private void UseFraunhoferPosition(bool readyToUse)
        {
            FraunhoferPositionTextBox.Enabled = readyToUse;
        }

        private void ProcessBtn_Click(object sender, EventArgs e)
        {
            //准备需要处理的文件
            DateTime min = min_dateTimePicker.Value;
            DateTime max = max_dateTimePicker.Value;

            if (max < min)
            {
                MessageBox.Show(this, "选择的数据时间错误！", "提示");
                return;
            }

            string minTime = min.Year.ToString() + "_" + min.Month.ToString() + "_" + min.Day.ToString();
            string maxTime = max.Year.ToString() + "_" + max.Month.ToString() + "_" + max.Day.ToString();

            ProcessMessageTextBox.Text = "Preparing files ...";
            mProjectManager.CopyWantedFiles(minTime, maxTime);
            this.ProcessMessageTextBox.Text = this.ProcessMessageTextBox.Text + System.Environment.NewLine + "\tdone ..." + System.Environment.NewLine;

            try
            {
                //构建参数
                string programDir = System.Environment.CurrentDirectory;

#if debug//条件编译符号 定义在 此源文件的第一行
                string param1 = "D:\\PycharmProjects\\sif\\standard_sif.csv";
#else
                string param1 = Path.Combine(programDir, "standard_sif.csv");
#endif

                string param2 = mProjectManager.mSifTmpPath;//输入数据文件夹

                string outputFileName = mSifAlgorithm + "_" + Min_FraunhoferWindowTextBox.Text + "-" + Max_FraunhoferWindowTextBox.Text + "_" + FraunhoferPositionTextBox.Text + "_" + minTime + "-" + maxTime + ".csv";
                string param3 = Path.Combine(mProjectManager.mSifPath, outputFileName);//输出文件名

                string param4 = "";
                switch (mSifAlgorithm)
                {
                    case "svd":
                    case "sfm":
                    case "sfm_gaussian":
                    case "doas":
                        //string param4 = "[740,770],760";
                        param4 = "[" + Min_FraunhoferWindowTextBox.Text + "," + Max_FraunhoferWindowTextBox.Text + "]," + FraunhoferPositionTextBox.Text;
                        break;
                    case "sfld":
                        param4 = "[" + Min_FraunhoferWindowTextBox.Text + "," + Max_FraunhoferWindowTextBox.Text + "]," + "[" + LeftShoulder_leftTextBox.Text + "," + LeftShoulder_rightTextBox.Text + "]";
                        break;
                    case "3fld":
                        param4 = "[" + Min_FraunhoferWindowTextBox.Text + "," + Max_FraunhoferWindowTextBox.Text + "]," + "[" + LeftShoulder_leftTextBox.Text + "," + LeftShoulder_rightTextBox.Text + "]," + "[" + RightShoulder_leftTextBox.Text + "," + RightShoulder_rightTextBox.Text + "]";
                        break;

                    /* 您可以有任意数量的 case 语句 */
                    default: /* 可选的 */
                             //statement(s);
                        break;
                }

                string param5 = "P1";
                string param6 = mSifAlgorithm;
                int a = 1;
                int b = 2;

                //执行算法
                StartTest(param1, param2, param3, param4, param5, param6);

                //this.DialogResult = DialogResult.OK;//这行代码会导致窗口直接关闭
            }
            catch (Exception e1)
            {
                MessageBox.Show(e1.Message);
            }
        }

        private Process progressTest;
        private void log(string log, bool time)
        {
            //将参数写入到txt文件中 → 调试使用
            string programDir = System.Environment.CurrentDirectory;
            string tmp = Path.Combine(programDir, "commandLine.txt");//保存的文件路径
            //FileStream mystream = new FileStream(tmp, FileMode.OpenOrCreate);
            //StreamWriter sw = new StreamWriter(mystream);

            StreamWriter sw = new StreamWriter(tmp, true);

            if (time)
            {
                string tradeTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss ", DateTimeFormatInfo.InvariantInfo);
                sw.WriteLine(tradeTime + log);//按行写
            }
            else
            {
                sw.WriteLine("        " + log);//按行写
            }
            
            sw.Close();//关闭
        }

        public bool StartTest(string param1, string param2, string param3, string param4, string param5, string param6)
        {
            bool state = true;

            Console.WriteLine("开始执行sif 算法 python+++++++++++++++++++++++\n");
            ProcessStartInfo start = new ProcessStartInfo();
            
            string programDir = System.Environment.CurrentDirectory;
#if debug//条件编译符号 定义在 此源文件的第一行
            string sifPlgorithm_exe = Path.Combine(@"D:\csharp_vs2017\easySif\sifAlgorithm_Python_exe\dist", "sif_retrieval.exe");
#else
            string sifPlgorithm_exe = Path.Combine(programDir, "sif_retrieval.exe");
#endif
            start.FileName = sifPlgorithm_exe;
            string sArguments = param1 + " " + param2 + " " + param3 + " " + param4 + " " + param5 + " " + param6;
            log(sArguments, true);


            start.Arguments = sArguments;
            start.UseShellExecute = false;
            start.RedirectStandardOutput = true;
            start.RedirectStandardInput = true;
            start.RedirectStandardError = true;
            start.CreateNoWindow = true;

            using (progressTest = Process.Start(start))
            {
                // 异步获取命令行内容
                progressTest.BeginOutputReadLine();
                // 为异步获取订阅事件
                progressTest.OutputDataReceived += new DataReceivedEventHandler(outputDataReceived);

                progressTest.ErrorDataReceived += new DataReceivedEventHandler(outputDataReceived2);
                //progressTest.StandardError += new
            }
            Console.WriteLine("开始执行sif 算法 python---------------------\n");

            //this.DialogResult = DialogResult.OK;//这行代码会导致窗口直接关闭
            return state;
        }

        public void outputDataReceived(object sender, DataReceivedEventArgs e)
        {
            if (!string.IsNullOrEmpty(e.Data))//System.Environment.NewLine
            {
                this.Invoke(
                    new Action(() => { this.ProcessMessageTextBox.AppendText(e.Data + System.Environment.NewLine); log(e.Data, false); })
                    );

                if (e.Data.Contains("Sif compute Completed!"))//当转换完成后
                {
                    this.Invoke(
                        new Action(() => { MessageBox.Show(this, "sif计算完成！", "提示"); this.DialogResult = DialogResult.OK; this.Close(); })
                        );
                }

                if (e.Data.Contains("error"))//当转换完成后
                {
                    this.Invoke(
                        new Action(() => { MessageBox.Show(this, "sif算法发生错误，请联系工程师解决！", "提示"); this.DialogResult = DialogResult.No; this.Close(); })
                        );
                }
            }

            //if (this.InvokeRequired)//InvokeRequired属性为真时，说明一个创建它以以外的线程想访问它
            //{
            //    if (e.Data.Contains("Completed"))//System.NullReferenceException:“未将对象引用设置到对象的实例。”
            //                                     //System.Diagnostics.DataReceivedEventArgs.Data.get 返回 null。
            //    {
            //        DataReceivedEventHandler Tmp = new DataReceivedEventHandler(outputDataReceived);
            //        this.Invoke(Tmp, new object[] { sender, e });
            //    }

            //}
            //else
            //{
            //    MessageBox.Show(this, "sif转换完成！", "提示");//线程间操作无效: 从不是创建控件“SVDWindows”的线程访问它。
            //}

        }

        public void outputDataReceived2(object sender, DataReceivedEventArgs e)
        {
            if (!string.IsNullOrEmpty(e.Data))//System.Environment.NewLine
            {
                string tmp = this.ProcessMessageTextBox.Text + System.Environment.NewLine + e.Data;
                this.Invoke(
                    new Action(() => { this.ProcessMessageTextBox.Text = tmp; log(e.Data, false); })
                    );


                if (e.Data.Contains("Completed"))//当转换完成后
                {
                    this.Invoke(
                        new Action(() => { MessageBox.Show(this, "sif转换完成！", "提示"); this.DialogResult = DialogResult.OK; this.Close(); })
                        );
                }
            }
        }

        private void CancelBtn_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.Cancel;
            Close();
        }

        private void SVDWindows_Load(object sender, EventArgs e)
        {
            //获取数据的时间范围
            mProjectManager.FindTimespan();

            string minDate = mProjectManager.GetMinDate();
            string maxDate = mProjectManager.GetMaxDate();

            string[] minDateList = minDate.Split('_');
            string[] maxDateList = maxDate.Split('_');

            //显示数据的时间范围
            MinYearTextBox.Text = minDateList[0];
            MinMonthTextBox.Text = minDateList[1];
            MinDayTextBox.Text = minDateList[2];

            MaxYearTextBox.Text = maxDateList[0];
            MaxMonthTextBox.Text = maxDateList[1];
            MaxDayTextBox.Text = maxDateList[2];

            //设置默认需要处理的时间范围
            DateTime min = new DateTime(int.Parse(minDateList[0]), int.Parse(minDateList[1]), int.Parse(minDateList[2]));
            DateTime max = new DateTime(int.Parse(maxDateList[0]), int.Parse(maxDateList[1]), int.Parse(maxDateList[2]));

            min_dateTimePicker.MinDate = min;
            min_dateTimePicker.MaxDate = max;
            min_dateTimePicker.Value = min;

            max_dateTimePicker.MinDate = min;
            max_dateTimePicker.MaxDate = max;
            max_dateTimePicker.Value = max;
        }
    }
}