/******************************************************************************
 * 文件名称: CardReader.cs
 * 文件说明: 读卡的封装，包括社保卡，身份证，电子凭证等等
 * 当前版本: V1.0
 * 创建日期: 2022-06-20
 *
 * * 2020-06-20: 增加 CardReader 类
 * *****  2020-06-20: 增加 CardReader 方法，获取URL地址,USER信息，地方版SSCard.dll使用
 * *****  2020-06-20: 增加 CardReader 方法重载，国家版电子凭证使用
 * *****  2020-06-20: 增加 Init 方法，SSCard环境初始化
 * *****  2020-06-20: 增加 ReadCardBas 方法，读社保卡
 * *****  2020-06-20: 增加 VerifyPIN 方法，验证密码
 * *****  2020-06-20: 增加 ChangePIN 方法，修改密码
 * *****  2020-06-20: 增加 ReadSFZ 方法，读身份证
 * *****  2020-06-20: 增加 GetQRBase 方法，读二维码
 * *****  2020-06-20: 增加 NationEcTrans 方法，读电子凭证（国家版）


******************************************************************************/
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using PTMedicalInsurance.Variables;
using System;
using System.Runtime.InteropServices;
using System.Text;

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

        //[DllImport(DllPath, EntryPoint = "Init", CharSet = CharSet.Ansi, ExactSpelling = false, CallingConvention = CallingConvention.StdCall)]
        //static extern int Init(StringBuilder pInitInfo, StringBuilder pErrMsg);

        [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);

        const string DllPath = @"SSCard.dll";
        private static bool initilaized = false;

  

        private static string URL;
        private static string User;

        public CardReader()
        {
        }

        public CardReader(string URL, string User)
        {

        }

        public static int Init(string _URL, string _User)
        {
            URL = _URL;
            User = _User;
            if (initilaized)
            {
                Global.writeLog("Init", "检测到已初始化", "");
                return 0;
            }
            string errMsg = "";
            int result = -1;
            //Global.writeLog_debug(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
            Global.writeLog("Init", URL, User);
            // 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);
                if (result == 0)
                {
                    initilaized = true;
                }
                
                return result;
            }
            catch (Exception ex)
            {
                errMsg = ex.Message;
                return result;

            }
            finally
            {
                // 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);
                Global.writeLog("Init", result.ToString(), errMsg);
            }
        }

        //public  int Init()
        //{
        //    string errMsg = "";
        //    int result = -1;
        //    try
        //    {
        //        StringBuilder sbInitInfo = new StringBuilder();

        //        StringBuilder sbUSER = new StringBuilder(4096);

        //        result = Init(sbInitInfo, sbUSER);
        //        return result;
        //    }
        //    catch (Exception ex)
        //    {
        //        errMsg = ex.Message;
        //        return result;

        //    }
        //    finally
        //    {
        //        Global.writeLog("初始化", "", result.ToString() + ":" + errMsg);
        //    }
        //}

        /// <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 = outString;
                    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);
            }
        }

        public int ReadCardBas(out string basInfo, out string signInfo)
        {
            basInfo = ""; signInfo = "";
            int rtn = -1;
            // 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 = outString;
                    signInfo = signString;
                    Global.pat.card.BusinessCode = signString;
                }
                else
                {
                    string outString = Marshal.PtrToStringAnsi(pOutBuff);
                    string signString = Marshal.PtrToStringAnsi(pSignBuff);
                    basInfo = outString;
                    signInfo = signString;
                }
                return rtn;
            }
            catch (Exception ex)
            {
                basInfo = "ReadCardBas异常:" + ex.Message;
                return rtn;
            }
            finally
            {
                // 显式释放非托管内存
                Marshal.FreeHGlobal(pOutBuff);
                Marshal.FreeHGlobal(pSignBuff);
                Global.writeLog("ReadCardBas", basInfo, signInfo);
            }
        }

        /// <summary>
        /// 读身份证
        /// </summary>
        /// <param name="OutBuff"></param>
        /// <returns></returns>
        public int ReadSFZ(out string OutBuff)
        {
            OutBuff = "";
            try
            {
                SFZReader reader = new SFZReader();
                return reader.ReadSFZ(out OutBuff);
            }
            catch (Exception ex)
            {
                OutBuff = "ReadSFZ 异常:" + ex.Message;
                return -1;
            }
        }

        /// <summary>
        /// 6101
        /// </summary>
        /// <param name="OutBuff"></param>
        /// <returns></returns>
        public int ReadEC(out string OutBuff)
        {
            OutBuff = "";
            try
            {
                ECTokenData eCToken = new ECTokenData();
                eCToken.orgId = Global.inf.hospitalNO;
                eCToken.operatorId = Global.user.ID;
                eCToken.operatorName = Global.user.name;
                eCToken.officeId = Global.user.officeID;
                eCToken.officeName = Global.user.officeName;
                eCToken.businessType = Global.businessType;
                //eCToken.outBizNo = bizNo;
                //eCToken.extData = "";

                string tmp = JsonConvert.SerializeObject(eCToken);
                var inData = new { InData = JObject.Parse(tmp) };
                JObject joInData = new JObject(
                        new JProperty("InData", JObject.Parse(tmp))
                    );

                ECReader reader = new ECReader();
                return reader.Read(joInData,out OutBuff);
            }
            catch (Exception ex)
            {
                OutBuff = "ReadEC 异常:" + ex.Message;
                return -1;
            }
        }

        /// <summary>
        /// 6101
        /// </summary>
        /// <param name="OutBuff"></param>
        /// <returns></returns>
        public int ECQuery(out string OutBuff)
        {
            OutBuff = "";
            try
            {
                EcQueryData ecqueryData = new EcQueryData();
                ecqueryData.orgId = Global.inf.hospitalNO;
                ecqueryData.operatorId = Global.user.ID;
                ecqueryData.operatorName = Global.user.name;
                ecqueryData.officeId = Global.user.officeID;
                ecqueryData.officeName = Global.user.officeName;
                ecqueryData.businessType = Global.businessType;
                //eCToken.outBizNo = bizNo;
                //eCToken.extData = "";
                NationECInput nationECInput = new NationECInput();
                nationECInput.data = ecqueryData;
                nationECInput.orgId = Global.inf.hospitalNO;
                nationECInput.transType = "ec.query";
                nationECInput.extra = "";
                //测试环境电子凭证动态库地址：http://igb.hsa.gdgov.cn/tst_nation_eccode/tst_eccode/localcfc/api/hsecfc/localQrCodeQuery
                //正式环境电子凭证动态库地址：http://hosp.gd.hsip.gov.cn/prd_nation_eccode/prd_eccode/localcfc/api/hsecfc/localQrCodeQuery

                NationECCodeAPI nationECCodeAPI = new NationECCodeAPI(Global.inf.ecURL);
                return nationECCodeAPI.NationEcTrans(nationECInput, out OutBuff);
            }
            catch (Exception ex)
            {
                OutBuff = "ECQuery 异常:" + ex.Message;
                return -1;
            }
        }
    }  

}