using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Xml;

namespace 云心电ECG数据解析服务端
{
    public class Hl7EcgOptions
    {



        float[] valueConvert(float[] valueArray)
        {
            float[] quotients = valueArray.Select(n => n / 9).ToArray();//把数值缩小9倍  这是用标准数据进行标定得到的 缩小倍数系数
            return quotients;
        }


        /// <summary>
        /// 读取HL7文件中的患者信息和心电分析参数
        /// </summary>
        /// <param name="xmlFilePath"></param>
        public analysisParas getAnalysisParas(string xmlFilePath)
        {
            try
            {
                FileInfo fi = new FileInfo(xmlFilePath);
                XmlDocument xmlDoc = new XmlDocument();
                XmlReaderSettings settings = new XmlReaderSettings();
                settings.IgnoreComments = true;//忽略文档里面的注释
                XmlReader reader = XmlReader.Create(xmlFilePath, settings);
                xmlDoc.Load(reader);
                XmlNodeList xnList = xmlDoc.DocumentElement.GetElementsByTagName("annotation");
                analysisParas ap = new analysisParas();

                //先从hl7 ecg xml文件中读取心电数据
                XmlNodeList xnListx1 = xmlDoc.DocumentElement.GetElementsByTagName("digits");
               // Dictionary<int, List<float>> EcgTable = new Dictionary<int, List<float>>();
                int leadDataIndex = 0;
                for (int i = 0; i < 12; i++)
                {
                    string[] ecgDataArray = new string[xnListx1.Item(leadDataIndex + i).InnerText.Split(' ').Length];
                    ecgDataArray = xnListx1.Item(leadDataIndex + i).InnerText.Split(' ');
                    //List<float> ecg_List = valueConvert(Array.ConvertAll(ecgDataArray, float.Parse)).ToList<float>();
                    List<float> ecg_List = new List<float>();
                    for (int b = 0; b < ecgDataArray.Length; b++)
                        if (!string.IsNullOrEmpty(ecgDataArray[b]))
                            ecg_List.Add(float.Parse(ecgDataArray[b]) / 9);
                    if (i == 0) ap.LEAD_I = ecg_List;
                    if (i == 1) ap.LEAD_II = ecg_List;
                    if (i == 2) ap.LEAD_III = ecg_List;
                    if (i == 3) ap.LEAD_AVR = ecg_List;
                    if (i == 4) ap.LEAD_AVL = ecg_List;
                    if (i == 5) ap.LEAD_AVF = ecg_List;
                    if (i == 6) ap.LEAD_V1 = ecg_List;
                    if (i == 7) ap.LEAD_V2 = ecg_List;
                    if (i == 8) ap.LEAD_V3 = ecg_List;
                    if (i == 9) ap.LEAD_V4 = ecg_List;
                    if (i == 10) ap.LEAD_V5 = ecg_List;
                    if (i == 11) ap.LEAD_V6 = ecg_List;
                    // EcgTable.Add(i, ecg_List);
                }


                XmlNodeList xnList1 = xmlDoc.DocumentElement.GetElementsByTagName("family");
                ap.patientName = xnList1[0].InnerText;//姓名
                XmlNodeList xnList2 = xmlDoc.DocumentElement.GetElementsByTagName("administrativeGenderCode");
                string valStr = xnList2[0].OuterXml;
                string sexStr = valStr.Substring(valStr.IndexOf("code="), valStr.IndexOf("codeSystem=") - valStr.IndexOf("code=")).Replace("code=", "").Replace("\"", "").Trim();//性别
                if (sexStr.Trim() == "M")
                    ap.gender = "男";
                if (sexStr.Trim() == "F")
                    ap.gender = "女";

                XmlNodeList xnList4 = xmlDoc.DocumentElement.GetElementsByTagName("birthTime");
                string birthday = xnList4[0].OuterXml;//出生日期
                birthday = birthday.Substring(birthday.IndexOf("value="), birthday.IndexOf("xmlns=") - birthday.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                if (birthday.Length > 0)
                {
                    ap.birthDay = birthday;
                    int year = int.Parse(ap.birthDay.Substring(0, 4));
                    ap.age = (DateTime.Now.Year - year).ToString();
                }

                XmlNodeList xnList5 = xmlDoc.DocumentElement.GetElementsByTagName("patientid");
                string patientId = xnList5[0].OuterXml;//患者id
                patientId = patientId.Substring(patientId.IndexOf("extension="), patientId.IndexOf("xmlns=") - patientId.IndexOf("extension=")).Replace("extension=", "").Replace("\"", "").Trim();
                ap.patientid = patientId;

                //获取日期和时间
                XmlNodeList xnList3 = xmlDoc.DocumentElement.GetElementsByTagName("effectiveTime");
                string collStr = xnList3[0].FirstChild.OuterXml;
                string collectTime = collStr.Substring(collStr.IndexOf("value="), collStr.IndexOf("xmlns=") - collStr.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();//采集时间
                if (collectTime.Length > 0)
                {
                    ap.collectTime = collectTime.Insert(4, "-").Insert(7, "-").Insert(10, " ").Insert(13, ":").Insert(16, ":");//转换成日期时间格式
                }
                foreach (XmlNode xnx in xnList)
                {
                    // string sss = xnx.FirstChild.Name;
                    string OuterXml1 = xnx.FirstChild.OuterXml;
                    //   string xxx = xnx.LastChild.Name;
                    string OuterXml2 = xnx.LastChild.OuterXml;
                    if (OuterXml1.Contains("MDC_ECG_HEART_RATE"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.heartRate = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_P") && !OuterXml1.Contains("MDC_ECG_TIME_PD_PR") && !OuterXml1.Contains("MDC_ECG_TIME_PD_PQ"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.P = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_QRS"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.QRS = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_RR"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.RR = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_PR"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.PR = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_PQ"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.PQ = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_QT") && !OuterXml1.Contains("MDC_ECG_TIME_PD_QTc"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.QT = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_TIME_PD_QTc"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.QTc = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_ANGLE_P_FRONT"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.P_degrees = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_ANGLE_QRS_FRONT"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.QRS_degrees = valueStr;
                    }

                    if (OuterXml1.Contains("MDC_ECG_ANGLE_T_FRONT"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.T_degrees = valueStr;
                    }

                    if (OuterXml1.Contains("Biocare_RV5") && !OuterXml1.Contains("Biocare_RV5_PLUS_SV1"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.RV5 = valueStr;
                    }

                    if (OuterXml1.Contains("Biocare_SV1"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.SV1 = valueStr;
                    }

                    if (OuterXml1.Contains("Biocare_RV5_PLUS_SV1"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.RV5PLUSSV1 = valueStr;
                    }

                    if (OuterXml1.Contains("Biocare_PAPER_SPEED"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.paperSpeed = valueStr + "mm/s";
                    }

                    if (OuterXml1.Contains("Biocare_GAIN"))
                    {
                        string valueStr = OuterXml2.Substring(OuterXml2.IndexOf("value="), OuterXml2.IndexOf("unit=") - OuterXml2.IndexOf("value=")).Replace("value=", "").Replace("\"", "").Trim();
                        ap.Gain = valueStr + "mm/mV";
                    }
                }
                reader.Close();
                return ap;
            }
            catch (Exception ex) { }

            return null;
        }


        /// <summary>
        /// 根据HL7-ECG XML文件 生成心电图
        /// </summary>
        /// <param name="path">HL7-ECG XML 文件的路径</param>
        /// <param name="reportInfo">心电图报告标题</param>
        /// <returns></returns>
        public string createEcgBmpByHL7XMLFile(string path, string reportInfo)
        {
            analysisParas ap = getAnalysisParas(path);
            FileInfo fi = new FileInfo(path);
            XmlDocument xmlDoc = new XmlDocument();
            XmlReaderSettings settings = new XmlReaderSettings();
            settings.IgnoreComments = true;//忽略文档里面的注释
            XmlReader reader = XmlReader.Create(path, settings);
            xmlDoc.Load(reader);
            XmlNodeList xn = xmlDoc.ChildNodes;
            XmlNodeList xnList = xmlDoc.DocumentElement.GetElementsByTagName("digits");
            Dictionary<int, List<float>> EcgTable = new Dictionary<int, List<float>>();
            int leadDataIndex = 0;
            for (int i = 0; i < 12; i++)
            {
                string[] ecgDataArray = new string[xnList.Item(leadDataIndex + i).InnerText.Split(' ').Length];
                ecgDataArray = xnList.Item(leadDataIndex + i).InnerText.Split(' ');
                List<float> ecg_List = new List<float>();
                for (int b = 0; b < ecgDataArray.Length; b++)
                    if (!string.IsNullOrEmpty(ecgDataArray[b]))
                        ecg_List.Add(float.Parse(ecgDataArray[b]) / 9);
                EcgTable.Add(i, ecg_List);
            }
            EcgDataDraw_New EDDN = new EcgDataDraw_New();
            var btmp = new Bitmap(3319, 2357);
            Graphics Ecg_Graphics = Graphics.FromImage(btmp);
            List<int> leadInfo = new List<int>();
            for (int i = 0; i < 12; i++)
                leadInfo.Add(i);
            EDDN.InitEcgParameter(btmp, 12, EcgTable, 300, leadInfo);//初始化
            EDDN.Draw_EcgBackGroundGrid(500);//画背景网格
            EDDN.Draw_EcgWave(500, 0, 0);//画波形
            EDDN.Draw_analysisParas(ap);//画患者信息和分析参数
            EDDN.Draw_CalibrationVoltage_And_LeadName();//画定标电压和导联名称
            EDDN.Draw_ReportHeadInfo(reportInfo, "", "");
            //string bmpPath = fi.DirectoryName + @"\EcgDataFiles\" + reportInfo + ".jpg";
            // string RotateEcgDataFilesPath = fi.DirectoryName + @"\RotateEcgDataFiles\" + reportInfo+ ".jpg";
            //string xmlPath = fi.DirectoryName + @"\XmlDataFiles\" + reportInfo + ".xml";

            string ecgBmpPath = fi.DirectoryName + @"\" + ap.patientName + "[" + Guid.NewGuid().ToString() + "].jpg";
            btmp.Save(ecgBmpPath, ImageFormat.Jpeg);
            //btmp.RotateFlip(RotateFlipType.Rotate90FlipNone);//顺时针旋转90°
            //btmp.Save(RotateEcgDataFilesPath, ImageFormat.Jpeg);
            btmp.Dispose();
            reader.Close();
            // fi.CopyTo(xmlPath, true);
            //string returnStr = FtpHelper.FileUpLoad(bmpPath, ConfigurationManager.AppSettings["path1"], reportInfo + ".jpg");//上传 png文件
            // textBox2.AppendText(bmpPath + "\r\n" + reportInfo + ".jpg" + "\r\n FTP：" + returnStr + "\r\n");                                                                                                                              // FtpHelper.FileUpLoad(xmlPath, ConfigurationManager.AppSettings["path1"], reportInfo.Split('_')[0] + ".xml");//上传 xml文件
            //dataSubmit(reportInfo);//提交数据
            //SqliteOptions_sql.CreateInstance().SqliteAdd("INSERT INTO [dbo].[tb_Pecg] ([ID],[medicalSN],[patientName],[sex],[birthday],[createDate],[ecgFilePath]) VALUES ('" + Guid.NewGuid().ToString() + "','" + reportInfo.Split('_')[0] + "','" + reportInfo.Split('_')[1] + "','" + reportInfo.Split('_')[2] + "','" + birthday + "','" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + "','" + (reportInfo.Split('_')[0] + ".jpg") + "')");
            //fi.Delete();
            //textBox2.AppendText(label1.Text + "\r\n");
            //label1.Text = string.Empty;
            return ecgBmpPath;
        }


    }
}