using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using HTTPServerLib;
using System.IO;
using System.Xml;
using System.Windows.Forms;
using System.Reflection.Emit;
using 心电图绘制;
using Newtonsoft.Json;
using 心电图绘制.Properties;
using System.Drawing;
using Newtonsoft.Json.Linq;

namespace _1200Gxml心电图绘制
{
    public class ExampleServer : HTTPServerLib.HttpServer
    {
        private Control _logControl;
        ConsoleLogger logger;
        print print = new print();


        /// <summary>
        /// 报告样式类型
        /// </summary>
        public int reportMode;

        /// <summary>
        /// 报告样式类型名称
        /// </summary>
        public string strreportMode = string.Empty;

        /// <summary>
        /// 走速
        /// </summary>
        public int cBoxSpeed = 0;

        /// <summary>
        /// 振幅
        /// </summary>
        public int cBoxAmplitude = 0;

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="ipAddress">IP地址</param>
        /// <param name="port">端口号</param>
        public ExampleServer(string ipAddress, int port, Control _logControl)
            : base(ipAddress, port)
        {
            logger = new ConsoleLogger(_logControl);
        }

        public  override void  OnPost(HttpRequest request, HttpResponse response)
        {
            //获取客户端传递的参数
            //  string data = request.Params == null ? "" : string.Join(";", request.Params.Select(x => x.Key + "=" + x.Value).ToArray());
            string strMQName = string.Empty;
            //LogHelper.Info("接收到请求", "");
            string data = "";
            try
            {
                if (request != null && request.Params != null)
                {
                    //注意调整URL顺序
                    if (request.URL.StartsWith(@"/printecg_image"))
                    {
                        JObject paramsObj = null;
                        string[] array = request.Params.Select(x => x.Value).ToArray();
                        if (array.Length > 0 && !string.IsNullOrWhiteSpace(array[0]))
                            try
                            {
                                //LogHelper.Info("请求参数", array[0].Trim());
                                paramsObj = JsonConvert.DeserializeObject<JObject>(array[0].Trim());
                            }
                            catch (Exception ex) { paramsObj = null; }
                        if (paramsObj != null)
                        {
                            if (paramsObj.ContainsKey("filepath") &&
                                !string.IsNullOrWhiteSpace(paramsObj["filepath"] == null ? null : paramsObj["filepath"].ToString().Trim()))
                            {
                                try
                                {
                                    Log("开始处理请求:" + paramsObj["regid"].ToString().Trim());
                                    print.GetEcgViewDataImage_img(paramsObj);
                                    if (paramsObj["type"].ToString().Trim().Equals(@"1"))
                                    {
                                        data = print.imagebase;
                                    }
                                    else
                                    {
                                        data = print.filename;
                                    }
                                    Log("请求处理完成:" + paramsObj["regid"].ToString().Trim());
                                    try
                                    {
                                        if (false)
                                            print.FlySubmit3(new PatientInfo()
                                            {
                                                regid = paramsObj["regid"].ToString().Trim(),
                                                examid = paramsObj["examid"].ToString().Trim(),
                                                diagContent = paramsObj["diagContent"] == null ? "" : paramsObj["diagContent"].ToString().Trim(),
                                                orgid = paramsObj["orgid"] == null ? "" : paramsObj["orgid"].ToString().Trim(),
                                                orgname = paramsObj["orgname"] == null ? "" : paramsObj["orgname"].ToString().Trim(),
                                                doctorName = paramsObj["doctorName"] == null ? "" : paramsObj["doctorName"].ToString().Trim(),
                                                isAbnormal = paramsObj["isAbnormal"] == null ? "" : paramsObj["isAbnormal"].ToString().Trim()
                                            });
                                    }
                                    catch (Exception ex) { }
                                }
                                catch (Exception ex) { data = "生成数据文件异常"; }
                            }
                            else
                                data = "心电数据为空";
                        }
                        else
                            data = "解析数据不正确";
                    }
                    else if (request.URL.StartsWith(@"/printecg"))
                    {
                        string[] array = request.Params.Select(x => x.Value).ToArray();
                        if (array.Length > 0)
                        {
                            //LogHelper.Info("请求参数", array[0]);
                            PatientInfo patientInfo = JsonConvert.DeserializeObject<PatientInfo>(array[0]);
                            print.cBoxSpeed = cBoxSpeed;
                            print.cBoxAmplitude = cBoxAmplitude;
                            print.strreportMode = strreportMode;
                            print.reportMode = reportMode;

                            if (patientInfo != null)
                            {
                                if (!string.IsNullOrWhiteSpace(patientInfo.filepath))
                                {
                                    try
                                    {
                                        Log("开始处理请求:" + patientInfo.regid);
                                        Image image = null;
                                        if (!string.IsNullOrWhiteSpace(patientInfo.image))
                                        {
                                            image = UniversalFun.ConvertFromBase64String(patientInfo.image);
                                        }
                                        string ecgDataJsonStr = UniversalFun.GetTextFileContent(patientInfo.filepath);
                                        print.GetEcgViewDataImage(image, "", patientInfo, patientInfo.type, ecgDataJsonStr);
                                        if (patientInfo.type == 1)
                                        {
                                            data = print.imagebase;
                                        }
                                        else
                                        {
                                            data = print.filename;
                                        }
                                        Log("请求处理完成:" + patientInfo.regid);
                                        try
                                        {
                                            if (false)
                                            {
                                                patientInfo.diagContent = patientInfo.diagContent == null ? "" : patientInfo.diagContent.Trim();
                                                patientInfo.orgid = patientInfo.orgid == null ? "" : patientInfo.orgid.Trim();
                                                patientInfo.orgname = patientInfo.orgname == null ? "" : patientInfo.orgname.Trim();
                                                patientInfo.doctorName = patientInfo.doctorName == null ? "" : patientInfo.doctorName.Trim();
                                                patientInfo.isAbnormal = patientInfo.isAbnormal == null ? "" : patientInfo.isAbnormal.Trim();
                                                print.FlySubmit3(patientInfo);
                                            }
                                        }
                                        catch (Exception ex) { }
                                    }
                                    catch (Exception ex) { data = "生成数据文件异常"; }
                                }
                                else
                                {
                                    data = "心电数据为空";
                                }
                            }
                            else
                            {
                                data = "解析数据不正确";
                            }
                        }
                    }
                    else
                    {
                        data = "非指定请求方法";
                    }
                }
                else
                {
                    data = "请求参数为空";
                }
            }
            catch (Exception e)
            {
                //LogHelper.Info("OnPost Error:", e.Message);
            }
            //设置返回信息
            string content = data; //string.Format("<vtma><result>0000</result><desc>Successful!</desc><data><outputXml>{0}</outputXml></data></vtma>", data);

            //构造响应报文
            response.SetContent(content);
            response.Content_Encoding = "utf-8";
            response.StatusCode = "200";
            response.Content_Type = "application/json; charset=UTF-8";
            response.Server = "ExampleServer";
            //  LogHelper.Info("返回值:" ,content);
            //发送响应
            response.Send();
        }

        public override void OnGet(HttpRequest request, HttpResponse response)
        {

            //LogHelper.Info("请求到接口", "");

            //当文件不存在时应返回404状态码
            string requestURL = request.URL;
            requestURL = requestURL.Replace("/", @"\").Replace("\\..", "").TrimStart('\\');
            /*
           string requestFile = Path.Combine(ServerRoot, requestURL);

            //根据不同业务进行修改
           //判断地址中是否存在扩展名
           string extension = Path.GetExtension(requestFile);

           //根据有无扩展名按照两种不同链接进行处
           if (extension != "")
           {
               //从文件中返回HTTP响应
               response = LoadFromFile(response, requestFile);
           } 
           else
           {
               //目录存在且不存在index页面时时列举目录
               if (Directory.Exists(requestFile) && !File.Exists(requestFile + "\\index.html"))
               {
                   requestFile = Path.Combine(ServerRoot, requestFile);
                   var content = ListDirectory(requestFile, requestURL);
                   response = response.SetContent(content, Encoding.UTF8);
                   response.Content_Type = "text/html; charset=UTF-8";
               } 
               else
               {
                   //加载静态HTML页面
                   requestFile = Path.Combine(requestFile, "index.html");
                   response = LoadFromFile(response, requestFile);
                   response.Content_Type = "text/html; charset=UTF-8";
               }
           }
           */
            //发送HTTP响应
            StringBuilder sb = new StringBuilder();
            sb.Append("接收到接口数据");


            response.SetContent(sb.ToString());
            response.StatusCode = "200";
            response.Content_Type = "text/html";
            response.Server = "ExampleServer";
            response.Send();

        }

        public override void OnDefault(HttpRequest request, HttpResponse response)
        {

        }


        private async void GetFilePathUrl(string filepath)
        {
            
        }
        /// <summary>
        /// 从文件返回一个HTTP响应
        /// </summary>
        /// <param name="fileName">文件名</param>
        private HttpResponse LoadFromFile(HttpResponse response, string fileName)
        {
            //获取文件扩展名以判断内容类型
            string extension = Path.GetExtension(fileName);

            //获取当前内容类型
            string contentType = GetContentType(extension);

            //如果文件不存在则返回404否则读取文件内容
            if (!File.Exists(fileName))
            {
                response.SetContent("<html><body><h1>404 - Not Found</h1></body></html>");
                response.StatusCode = "404";
                response.Content_Type = "text/html";
                response.Server = "ExampleServer";
            }
            else
            {
                response.SetContent(File.ReadAllBytes(fileName));
                response.StatusCode = "200";
                response.Content_Type = contentType;
                response.Server = "ExampleServer";
            }

            //返回数据
            return response;
        }

        private string ConvertPath(string[] urls)
        {
            string html = string.Empty;
            int length = ServerRoot.Length;
            foreach (var url in urls)
            {
                var s = url.StartsWith("..") ? url : url.Substring(length).TrimEnd('\\');
                html += String.Format("<li><a href=\"{0}\">{0}</a></li>", s);
            }

            return html;
        }

        private string ListDirectory(string requestDirectory, string requestURL)
        {
            //列举子目录
            var folders = requestURL.Length > 1 ? new string[] { "../" } : new string[] { };
            folders = folders.Concat(Directory.GetDirectories(requestDirectory)).ToArray();
            var foldersList = ConvertPath(folders);

            //列举文件
            var files = Directory.GetFiles(requestDirectory);
            var filesList = ConvertPath(files);

            //构造HTML
            StringBuilder builder = new StringBuilder();
            builder.Append(string.Format("<html><head><title>{0}</title></head>", requestDirectory));
            builder.Append(string.Format("<body><h1>{0}</h1><br/><ul>{1}{2}</ul></body></html>",
                 requestURL, filesList, foldersList));

            return builder.ToString();
        }
    }
}