using Newtonsoft.Json.Linq;
using PTMedicalInsurance.Entity;
using PTMedicalInsurance.Helper;
using PTMedicalInsurance.Variables;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace PTMedicalInsurance.Common
{
    class CardReaderNew
    {
        const string DllPath = @"SSCard.dll";
        private bool initilaized = false;

        [DllImport("SSCard.dll", EntryPoint = "Init", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        static extern int Init(IntPtr pURL, IntPtr pUser);

        [DllImport("SSCard.dll", EntryPoint = "ReadCardBas", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        private static extern int ReadCardBas(IntPtr pOutBuff, int nOutBuffLen, IntPtr pSignBuff, int nSignBuffLen);

        [DllImport("SSCard.dll", EntryPoint = "VerifyPIN", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        static extern int VerifyPIN(StringBuilder pOutBuff, int nOutBuffLen);

        [DllImport("SSCard.dll", EntryPoint = "ChangePIN", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        static extern int ChangePIN(StringBuilder pOutBuff, int nOutBuffLen);

        [DllImport("SSCard.dll", EntryPoint = "ReadSFZ", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        static extern int ReadSFZ(StringBuilder pOutBuff, int nOutBuffLen, StringBuilder pSignBuff, int nSignBuffLen);

        [DllImport("SSCard.dll", EntryPoint = "GetQRBase", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        static extern int GetQRBase(int nTimeout, StringBuilder pOutBuff, int nOutBuffLen, StringBuilder pSignBuff, int nSignBuffLen);
        //电子凭证
        [DllImport("NationECCode.dll", EntryPoint = "NationEcTrans", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        static extern IntPtr NationEcTrans(StringBuilder strUrl, StringBuilder InData, StringBuilder OutData);

        private string URL;
        private string User;



        public CardReaderNew(string URL, string User)
        {
            this.URL = URL;
            this.User = User;

            // 获取当前线程
            Thread currentThread = Thread.CurrentThread;
            Global.writeLog($"Current threadID: {currentThread.ManagedThreadId}");
            //Global.writeLog($"Is this the main thread? {currentThread.IsBackground == false && currentThread.Name == null}");
            //Global.writeLog($"Thread name: {currentThread.Name ?? "Unnamed"}");
        }

        public int Init()
        {
            if (initilaized) return 0;
            string errMsg = "";
            int result = -1;
            Global.writeLog(string.Format("读卡初始化:{0},{1}", URL, User));

            // 将托管字符串转换为 ANSI 编码的字节数组
            byte[] urlBytes = Encoding.ASCII.GetBytes(URL + '\0'); // 添加终止符
            byte[] userBytes = Encoding.ASCII.GetBytes(User + '\0'); // 添加终止符

            //// 分配非托管内存并复制字符串数据
            //IntPtr pUrl = Marshal.AllocCoTaskMem(urlBytes.Length);
            //IntPtr pUser = Marshal.AllocCoTaskMem(userBytes.Length);

            // 分配全局非托管内存并复制字符串数据
            IntPtr pUrl = Marshal.AllocHGlobal(urlBytes.Length);
            IntPtr pUser = Marshal.AllocHGlobal(userBytes.Length);
            try
            {
                

                // 将托管字节数组复制到非托管内存
                Marshal.Copy(urlBytes, 0, pUrl, urlBytes.Length);
                Marshal.Copy(userBytes, 0, pUser, userBytes.Length);

                result = Init(pUrl, pUser);
                initilaized = true;
                return result;
            }
            catch (Exception ex)
            {
                errMsg = ex.Message;
                return result;

            }
            finally
            {
                Global.writeLog("初始化", "", result.ToString() + ":" + errMsg);
                //// 显式释放非托管内存
                //if (pUrl != IntPtr.Zero) Marshal.FreeCoTaskMem(pUrl);
                //if (pUser != IntPtr.Zero) Marshal.FreeCoTaskMem(pUser);

                // 显式释放全局非托管内存
                if (pUrl != IntPtr.Zero) Marshal.FreeHGlobal(pUrl);
                if (pUser != IntPtr.Zero) Marshal.FreeHGlobal(pUser);

            }
        }

        /// <summary>
        /// 读社保卡
        /// </summary>
        /// <param name="basInfo"></param>
        /// <returns></returns>
        public int ReadCardBas(out string basInfo)
        {
            basInfo = "";
            int rtn = -1;
            // 分配非托管内存
            //IntPtr pOutBuff = Marshal.AllocCoTaskMem(1024);
            //IntPtr pSignBuff = Marshal.AllocCoTaskMem(8192);

            // 分配全局非托管内存
            IntPtr pOutBuff = Marshal.AllocHGlobal(1024);
            IntPtr pSignBuff = Marshal.AllocHGlobal(8192);
            try
            {
                rtn = ReadCardBas(pOutBuff, 1024, pSignBuff, 8192);
                if (rtn == 0)
                {
                    // 解析返回读卡信息
                    string outString = Marshal.PtrToStringAnsi(pOutBuff);
                    string signString = Marshal.PtrToStringAnsi(pSignBuff);
                    basInfo = parseCardInfo(outString, 0);
                    Global.pat.card.BusinessCode = signString;
                }
                else
                {
                    string outString = Marshal.PtrToStringAnsi(pOutBuff);
                    basInfo = outString;
                }
                return rtn;
            }
            catch (Exception ex)
            {
                basInfo = "ReadCardBas异常:" + ex.Message;
                return rtn;
            }
            finally
            {
                Global.writeLog("读社保卡", "", basInfo);
                //// 显式释放非托管内存
                //Marshal.FreeCoTaskMem(pOutBuff);
                //Marshal.FreeCoTaskMem(pSignBuff);

                // 显式释放非托管内存
                Marshal.FreeHGlobal(pOutBuff);
                Marshal.FreeHGlobal(pSignBuff);
            }
        }

        /// <summary>
        /// 读身份证
        /// </summary>
        /// <param name="OutBuff"></param>
        /// <returns></returns>
        public int ReadSFZ(out string OutBuff)
        {
            OutBuff = "";
            int rtn = -1;
            try
            {
                StringBuilder sbOutBuff = new StringBuilder(1024);
                StringBuilder sbBusiCardBuff = new StringBuilder(1024);

                rtn = ReadSFZ(sbOutBuff, 1024, sbBusiCardBuff, 1024);
                // 解析返回读卡信息
                OutBuff = parseCardInfo(sbOutBuff.ToString(), 0);
                Global.pat.card.BusinessCode = sbBusiCardBuff.ToString();

                return rtn;
            }
            catch (Exception ex)
            {
                OutBuff = "ReadSFZ 异常:" + ex.Message;
                return rtn;
            }
        }

        public int ReadECToken(string URL, string inputParam, out string sOutPar)
        {
            sOutPar = "";
            StringBuilder sbURL = new StringBuilder(URL);
            StringBuilder sbInput = new StringBuilder(inputParam);

            StringBuilder sbOut = new StringBuilder(40960);
            IntPtr pInt = CardReaderNew.NationEcTrans(sbURL, sbInput, sbOut);
            string outputData = sbOut.ToString();
            //sOutPar = parseECTokenOutput(outputData);
            sOutPar = outputData;
            if (JsonHelper.getDestValue(JObject.Parse(outputData), "code") != "0")
            {
                return -1;
            }

            return 0;

        }

        public static string parseECTokenOutput(string data)
        {
            JObject joRtn = JObject.Parse(data);
            Global.pat.ecToken = JsonHelper.getDestValue(joRtn, "data.ecToken");
            Global.pat.certNO = JsonHelper.getDestValue(joRtn, "data.idNo"); //身份证
            Global.pat.name = JsonHelper.getDestValue(joRtn, "data.userName");
            Global.pat.certType = JsonHelper.getDestValue(joRtn, "data.idType");
            Global.pat.insuplc_admdvs = JsonHelper.getDestValue(joRtn, "data.insuOrg");
            // 令牌
            Global.pat.mdtrtcertNO = Global.pat.ecToken;
            return data;
        }

        /// <summary>
        /// 解析读卡结果
        /// </summary>
        /// <param name="outBuff"></param>
        /// <returns></returns>
        private string parseCardInfo(string inBuff, int startIndex = 1)
        {
            // 360100 | 362502198603060820 | B04D4C6B2 | 360100D156000005B04D4C6BF99AC1BD | 李凌 | 0081544C9386841907267A0FD6 | 2.00 | 20200612 | 20300612 | 369900906440 ||
            string[] data = inBuff.Split("|".ToCharArray());
            CardInfo card = new CardInfo();
            card.certno = data[startIndex + 1];
            card.cardno = data[startIndex + 2];
            card.card_sn = data[startIndex + 3];
            card.psn_name = data[startIndex + 4];

            Global.pat.insuplc_admdvs = data[startIndex]; //行政区划

            Global.pat.card.SN = card.card_sn;
            Global.pat.certType = "01";
            Global.pat.certNO = card.certno;
            Global.pat.name = card.psn_name;
            Global.pat.card.NO = card.cardno;

            Global.pat.mdtrtcertNO = card.certno;

            string outParam = JsonHelper.toJsonString(card);
            Global.writeLog("读卡返回:", inBuff, outParam);
            return outParam;
        }


    }

}