using System;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;

namespace ThCardReader
{
    /// <summary>
    /// 江苏医保社保卡读取业务类
    /// 基于HeaSecReadInfo.dll作为主DLL，严格按照江苏医保规范实现
    /// </summary>
    public class JiangSuSocialCardBusiness
    {
        #region DLL导入声明

        // 主DLL: HeaSecReadInfo.dll - 严格按照江苏医保规范v0.9.9.15实现
        
        /// <summary>
        /// 1.14.1 初始化
        /// </summary>
        /// <param name="pInitInfo">JSON格式的初始化参数</param>
        /// <param name="pErrMsg">错误信息输出缓冲区</param>
        /// <returns>0-成功，其他-失败</returns>
        [DllImport("HeaSecReadInfo.dll", EntryPoint = "Init", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static Int32 Init(string pInitInfo, StringBuilder pErrMsg);

        /// <summary>
        /// 1.14.2 读社保卡基本信息
        /// </summary>
        /// <param name="pCardInfo">社保卡基本信息输出缓冲区</param>
        /// <param name="pBusiCardInfo">社保卡业务信息输出缓冲区</param>
        /// <returns>0-成功，其他-失败</returns>
        [DllImport("HeaSecReadInfo.dll", EntryPoint = "ReadCardBas", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static Int32 ReadCardBas(StringBuilder pCardInfo, StringBuilder pBusiCardInfo);

        /// <summary>
        /// 1.14.3 检验PIN码
        /// </summary>
        /// <param name="pOutBuff">输出信息缓冲区</param>
        /// <returns>0-成功，其他-失败</returns>
        [DllImport("HeaSecReadInfo.dll", EntryPoint = "VerifyPIN", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static Int32 VerifyPIN(StringBuilder pOutBuff);

        /// <summary>
        /// 1.14.4 修改PIN码
        /// </summary>
        /// <param name="pOutBuff">输出信息缓冲区</param>
        /// <returns>0-成功，其他-失败</returns>
        [DllImport("HeaSecReadInfo.dll", EntryPoint = "ChangePIN", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static Int32 ChangePIN(StringBuilder pOutBuff);

        /// <summary>
        /// 1.14.6 电子凭证解码
        /// </summary>
        /// <param name="pInData">输入数据（JSON格式）</param>
        /// <param name="pOutData">输出数据缓冲区</param>
        /// <returns>0-成功，其他-失败</returns>
        [DllImport("HeaSecReadInfo.dll", EntryPoint = "EcQuery", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static Int32 EcQuery(string pInData, StringBuilder pOutData);

        /// <summary>
        /// 1.14.8 四合一介质获得个人信息
        /// </summary>
        /// <param name="pInData">输入数据</param>
        /// <param name="pOutData">输出数据缓冲区</param>
        /// <returns>0-成功，其他-失败</returns>
        [DllImport("HeaSecReadInfo.dll", EntryPoint = "GetPersonInfo", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static Int32 GetPersonInfo(string pInData, StringBuilder pOutData);

        #endregion

        #region 江苏医保刷脸DLL导入声明 (与泰和完全一致)

        /// <summary>
        /// 江苏医保刷脸功能：使用NationECCode.dll与泰和完全一致
        /// 唯一区别：URL参数格式为jiangsu_face_${biztype}
        /// </summary>
        /// <param name="strUrl">业务请求地址</param>
        /// <param name="InData">交易请求数据</param>
        /// <param name="OutData">交易返回数据</param>
        /// <returns>返回字符串指针</returns>
        [DllImport("FaceNationECCode.dll", EntryPoint = "NationEcTrans", CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
        private extern static IntPtr NationEcTrans(string strUrl, string InData, ref byte OutData);

        #endregion

        #region 江苏人社标准接口DLL导入声明 (按照官方规范v2.1.1)

        /// <summary>
        /// 江苏人社标准接口：读基本信息
        /// 按照江苏省人社一体化接口规范说明书标准实现
        /// 语法：long iReadCardBas(int iType, char *pOutInfo)
        /// </summary>
        /// <param name="iType">操作卡的类型：1-接触式，2-非接触式，3-自动寻卡接触式优先，4-自动寻卡非接触式优先</param>
        /// <param name="pOutInfo">输出信息缓冲区，成功时返回卡信息，失败时返回错误描述</param>
        /// <returns>0-成功，非0-失败</returns>
        [DllImport("SSCardDriver.dll", EntryPoint = "iReadCardBas", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]
        private extern static long iReadCardBas(int iType, StringBuilder pOutInfo);

        #endregion

        #region 江苏人社标准接口业务方法

        /// <summary>
        /// 江苏人社标准接口：读取社保卡基本信息
        /// 按照江苏省人社一体化接口规范说明书标准实现
        /// 使用相同的初始化方法，但接口规范不同
        /// </summary>
        /// <param name="cardType">卡类型：1-接触式，2-非接触式，3-自动寻卡接触式优先，4-自动寻卡非接触式优先</param>
        /// <returns>读卡结果</returns>
        public static JObject ReadSocialCardByStandard(int cardType = 3)
        {
            var result = new JObject();

            try
            {
                // 检查初始化状态 - 使用相同的初始化检查
                if (!isInitialized)
                {
                    // 如果未初始化，自动使用默认配置初始化
                    var autoInitResult = Initialize();
                    if (!(bool)autoInitResult["success"])
                    {
                        result["success"] = false;
                        result["code"] = 1002;
                        result["message"] = "江苏人社系统自动初始化失败，请检查设备连接";
                        result["device"] = "江苏人社标准社保卡读卡器";
                        result["autoInitError"] = autoInitResult["message"];
                        result["interface"] = "江苏人社标准接口 v2.1.1";
                        return result;
                    }
                }

                // 按照规范要求分配1024字节缓冲区
                StringBuilder outInfo = new StringBuilder(1024);

                // 调用江苏人社标准接口
                long readResult = iReadCardBas(cardType, outInfo);

                if (readResult == 0)
                {
                    string rawData = outInfo.ToString();
                    
                    // 解析标准格式的社保卡信息（以|分割的格式）
                    var parsedData = ParseStandardCardInfo(rawData);

                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "江苏人社标准接口读卡成功";
                    result["device"] = "江苏人社标准社保卡读卡器";
                    result["data"] = parsedData;
                    result["cardType"] = GetCardTypeName(cardType);
                    result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                    result["rawData"] = rawData;  // 原始数据
                    result["interface"] = "江苏人社标准接口 v2.1.1";
                    result["interfaceType"] = "standard"; // 标记为标准接口
                    
                    // 添加原始读卡数据字段（与医保接口保持一致）
                    result["rawCardData"] = rawData;
                    result["rawBusiData"] = ""; // 人社标准接口只返回一个数据流
                }
                else
                {
                    string errorInfo = outInfo.ToString();
                    
                    result["success"] = false;
                    result["code"] = 3000 + (int)readResult;
                    result["message"] = $"江苏人社标准接口读卡失败，错误码: {readResult}";
                    result["device"] = "江苏人社标准社保卡读卡器";
                    result["errorCode"] = readResult;
                    result["cardType"] = GetCardTypeName(cardType);
                    result["rawErrorInfo"] = errorInfo;  // DLL返回的原始错误信息
                    result["interface"] = "江苏人社标准接口 v2.1.1";
                    result["interfaceType"] = "standard"; // 标记为标准接口
                    result["dllErrorMsg"] = errorInfo; // 与医保接口保持一致的字段名
                    
                    // 添加原始读卡数据字段（失败时为空）
                    result["rawCardData"] = errorInfo;
                    result["rawBusiData"] = "";
                    
                    // 根据错误码提供建议
                    result["suggestion"] = GetErrorSuggestion(readResult);
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 3001;
                result["message"] = $"江苏人社标准接口读卡异常: {ex.Message}";
                result["device"] = "江苏人社标准社保卡读卡器";
                result["exception"] = ex.GetType().Name;
                result["interface"] = "江苏人社标准接口 v2.1.1";
                result["interfaceType"] = "standard"; // 标记为标准接口
                result["dllErrorMsg"] = $"系统异常: {ex.Message}"; // 与医保接口保持一致
                
                // 添加原始读卡数据字段（异常时为空）
                result["rawCardData"] = "";
                result["rawBusiData"] = "";
            }

            return result;
        }

        /// <summary>
        /// 解析江苏人社标准格式的社保卡信息
        /// </summary>
        /// <param name="rawData">原始数据（以|分割）</param>
        /// <returns>解析后的结构化数据</returns>
        private static JObject ParseStandardCardInfo(string rawData)
        {
            var result = new JObject();
            
            try
            {
                if (string.IsNullOrEmpty(rawData))
                {
                    result["error"] = "原始数据为空";
                    return result;
                }

                // 按照规范：发卡地区行政区划代码、社会保障号码、卡号、卡识别码、姓名、卡复位信息、规范版本、发卡日期、卡有效期、终端机编号、终端设备号、省人员识别号
                string[] fields = rawData.Split('|');
                
                if (fields.Length >= 12)
                {
                    result["areaCode"] = fields[0];           // 发卡地区行政区划代码
                    result["socialSecurityNumber"] = fields[1]; // 社会保障号码
                    result["cardNumber"] = fields[2];         // 卡号
                    result["cardId"] = fields[3];            // 卡识别码
                    result["name"] = fields[4];              // 姓名
                    result["cardResetInfo"] = fields[5];     // 卡复位信息
                    result["specVersion"] = fields[6];       // 规范版本
                    result["issueDate"] = FormatDate(fields[7]); // 发卡日期
                    result["expireDate"] = FormatDate(fields[8]); // 卡有效期
                    result["terminalNumber"] = fields[9];    // 终端机编号
                    result["terminalDevice"] = fields[10];   // 终端设备号
                    result["provincePersonId"] = fields[11]; // 省人员识别号
                    
                    result["parseStatus"] = "success";
                    result["fieldCount"] = fields.Length;
                }
                else
                {
                    result["error"] = $"数据字段不足，期望12个字段，实际{fields.Length}个";
                    result["rawFields"] = new JArray(fields);
                    result["parseStatus"] = "partial";
                }
            }
            catch (Exception ex)
            {
                result["error"] = $"解析异常: {ex.Message}";
                result["parseStatus"] = "failed";
            }

            return result;
        }

        /// <summary>
        /// 获取卡类型名称
        /// </summary>
        /// <param name="cardType">卡类型代码</param>
        /// <returns>卡类型名称</returns>
        private static string GetCardTypeName(int cardType)
        {
            switch (cardType)
            {
                case 1: return "接触式操作卡";
                case 2: return "非接触式操作卡";
                case 3: return "自动寻卡（接触式优先）";
                case 4: return "自动寻卡（非接触式优先）";
                default: return $"未知类型({cardType})";
            }
        }

        /// <summary>
        /// 根据错误码获取建议
        /// </summary>
        /// <param name="errorCode">错误码</param>
        /// <returns>错误建议</returns>
        private static string GetErrorSuggestion(long errorCode)
        {
            switch (errorCode)
            {
                case -11:
                    return "请检查社保卡是否正确插入读卡器，确保卡片与读卡器接触良好";
                case -1:
                    return "读卡器硬件可能未正确连接或驱动问题，请检查设备连接";
                case -2:
                    return "卡片认证失败，请确认卡片为有效的社保卡";
                case -3:
                    return "PSAM卡认证失败，请检查PSAM卡是否正确安装";
                default:
                    return $"未知错误码 {errorCode}，请联系技术支持";
            }
        }

        #endregion

        #region 配置和状态管理

        /// <summary>
        /// 刷脸认证数据结构 - 与泰和保持一致
        /// </summary>
        public class FaceAuthData
        {
            public string authNo { get; set; }
        }

        private static bool isInitialized = false;
        private static JiangSuConfig currentConfig = null;

        /// <summary>
        /// 江苏医保配置类 - 严格按照规范v0.9.9.15定义的13个必需参数（全部大写）
        /// 注意：这里写死了测试参数，生产环境请修改为实际值
        /// </summary>
        public class JiangSuConfig
        {
            /// <summary>
            /// 1. 服务端IP地址 - 写死测试值
            /// </summary>
            public string IP { get; set; } = "10.61.165.3";

            /// <summary>
            /// 2. 服务端端口 - 写死测试值
            /// </summary>
            public int PORT { get; set; } = 8086;

            /// <summary>
            /// 3. 超时时间（单位秒） - 写死测试值
            /// </summary>
            public int TIMEOUT { get; set; } = 30;

            /// <summary>
            /// 4. 动态库日志目录 - 写死测试值，确保目录存在
            /// </summary>
            public string LOG_PATH { get; set; } = "E:\\huaihaiProject\\readCard\\ThCardReader\\logs\\";

            /// <summary>
            /// 5. 电子凭证中台URL - 写死测试值
            /// </summary>
            // public string EC_URL { get; set; } = "http://10.61.165.3:8086/localcfc/api/hsecfc/localQrCodeQuery";
            public string EC_URL { get; set; } = "http://10.58.33.207:10086/localcfc/api/hsecfc/localQrCodeQuery";

            /// <summary>
            /// 6. 社保卡验证密码方式（1：验证卡pin，2：验证数据库密码） - 写死测试值
            /// 医院不需要输入密码，使用2：验证数据库密码
            /// </summary>
            public string CARD_PASSTYPE { get; set; } = "2";

            /// <summary>
            /// 7. CSB的_api_name - 写死测试值，请替换为实际申请的值
            /// </summary>
            public string API_NAME { get; set; } = "hssServives";

            /// <summary>
            /// 8. CSB的_api_version - 写死测试值
            /// </summary>
            public string API_VERSION { get; set; } = "1.0.0";

            /// <summary>
            /// 9. CSB的_api_access_key - 写死测试值，请替换为实际申请的值
            /// </summary>
            public string ACCESS_KEY { get; set; } = "090ea4c914324ee38b6978365df46a80";

            /// <summary>
            /// 10. CSB的secretKey - 写死测试值，请替换为实际申请的值
            /// </summary>
            public string SECRETKEY { get; set; } = "CMgTEMfftMP0EMMoliOs65wZmv8=";

            /// <summary>
            /// 11. 定点编号 - 写死测试值，请替换为医院实际编号
            /// </summary>
            public string ORG_ID { get; set; } = "H32132200561";

            /// <summary>
            /// 12. JSON对象字符串（预留） - 写死测试值
            /// </summary>
            public string EXT { get; set; } = "{}";

            /// <summary>
            /// 13. 定点所属行政区划代码 - 写死测试值（江苏宿迁沭阳）
            /// </summary>
            public string AREA_CODE { get; set; } = "321322";

            /// <summary>
            /// 江苏医保刷脸专用：写死的服务地址 - 与泰和完全一致的配置
            /// </summary>
            public string FACE_SERVICE_URL { get; set; } = "http://10.58.33.207:10086/localcfc/api/hsecfc/localQrCodeQuery";

            /// <summary>
            /// 江苏医保刷脸专用：写死的机构编号 - 与泰和完全一致的配置
            /// </summary>
            public string FACE_ORG_ID { get; set; } = "H32132200561";

            /// <summary>
            /// 转换为JSON字符串（严格按照规范大写参数名格式）
            /// </summary>
            public string ToJson()
            {
                var configObject = new
                {
                    IP = this.IP,
                    PORT = this.PORT,
                    TIMEOUT = this.TIMEOUT,
                    LOG_PATH = this.LOG_PATH,
                    EC_URL = this.EC_URL,
                    CARD_PASSTYPE = this.CARD_PASSTYPE,
                    API_NAME = this.API_NAME,
                    API_VERSION = this.API_VERSION,
                    ACCESS_KEY = this.ACCESS_KEY,
                    SECRETKEY = this.SECRETKEY,
                    ORG_ID = this.ORG_ID,
                    EXT = this.EXT,
                    AREA_CODE = this.AREA_CODE
                };
                
                return JsonConvert.SerializeObject(configObject, Formatting.None);
            }
        }

        #endregion

        #region 核心业务方法

        /// <summary>
        /// 初始化江苏医保社保卡读取系统
        /// </summary>
        /// <param name="config">配置参数</param>
        /// <returns>初始化结果</returns>
        public static JObject Initialize(JiangSuConfig config = null)
        {
            var result = new JObject();

            try
            {
                // 先检查DLL文件并确保其在正确位置
                var dllCheckResult = EnsureDllExists();
                if (!(bool)dllCheckResult["success"])
                {
                    // 如果DLL检查失败，直接返回错误
                    return dllCheckResult;
                }

                // 使用默认配置或传入的配置
                if (config == null)
                {
                    config = new JiangSuConfig();
                }

                // 确保日志目录存在
                if (!Directory.Exists(config.LOG_PATH))
                {
                    Directory.CreateDirectory(config.LOG_PATH);
                }

                // 构造初始化JSON参数
                string initJson = config.ToJson();
                StringBuilder errMsg = new StringBuilder(2048);

                // 调用DLL初始化函数
                int initResult = Init(initJson, errMsg);

                if (initResult == 0)
                {
                    isInitialized = true;
                    currentConfig = config;
                    
                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "江苏医保社保卡系统初始化成功";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                    result["dllErrorMsg"] = ""; // 成功时错误信息为空
                    result["errMsgErrorMsg"] = errMsg.ToString(); // 输出参数pErrMsg初始化错误时候返回错误信息，成功时候返回空。
                    result["initJsonMsg"] = initJson; // 初始化JSON参数
                    result["initResultMsg"] = initResult; // 0表示成功；非0表示失败。
                }
                else
                {
                    string errorMsg = errMsg.ToString();
                    result["success"] = false;
                    result["code"] = 1000 + initResult;
                    result["message"] = $"江苏医保系统初始化失败: {errorMsg}";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["errorCode"] = initResult;
                    result["dllErrorMsg"] = errorMsg; // 原始DLL错误信息
                    result["errMsgErrorMsg"] = errMsg.ToString(); // 输出参数pErrMsg初始化错误时候返回错误信息，成功时候返回空。
                    result["initJsonMsg"] = initJson; // 初始化JSON参数
                    result["initResultMsg"] = initResult; // 0表示成功；非0表示失败。
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 1001;
                result["message"] = $"江苏医保系统初始化异常: {ex.Message}";
                result["device"] = "江苏医保社保卡读卡器";
                result["exception"] = ex.GetType().Name;
                result["dllErrorMsg"] = $"系统异常: {ex.Message}"; // 异常时的错误信息
            }

            return result;
        }

        /// <summary>
        /// 读取社保卡基本信息
        /// 返回标准38号文格式数据
        /// </summary>
        /// <param name="autoVerifyPIN">是否自动验证PIN码</param>
        /// <param name="autoInit">是否自动初始化（默认false保持向后兼容）</param>
        /// <returns>读卡结果</returns>
        public static JObject ReadSocialCard(bool autoVerifyPIN = false, bool autoInit = false)
        {
            var result = new JObject();

            try
            {
                // 检查初始化状态
                if (!isInitialized)
                {
                    if (autoInit)
                    {
                        // 智能初始化模式：自动使用默认配置初始化
                        var autoInitResult = Initialize();
                        if (!(bool)autoInitResult["success"])
                        {
                            result["success"] = false;
                            result["code"] = 1002;
                            result["message"] = "江苏医保系统自动初始化失败，请检查设备连接";
                            result["device"] = "江苏医保社保卡读卡器";
                            result["autoInitError"] = autoInitResult["message"];
                            result["interface"] = "江苏医保接口 v0.9.9.15";
                            result["interfaceType"] = "medical";
                            result["initMode"] = "auto";
                            return result;
                        }
                        else
                        {
                            // 自动初始化成功，记录日志
                            result["autoInitSuccess"] = true;
                            result["initMode"] = "auto";
                        }
                    }
                    else
                    {
                        // 严格模式：保持原有行为，要求用户先初始化
                        result["success"] = false;
                        result["code"] = 1002;
                        result["message"] = "江苏医保系统未初始化，请先调用初始化接口";
                        result["device"] = "江苏医保社保卡读卡器";
                        result["interface"] = "江苏医保接口 v0.9.9.15";
                        result["interfaceType"] = "medical";
                        result["initMode"] = "strict";
                        result["suggestion"] = "请先调用 Initialize() 方法或设置 autoInit=true 启用自动初始化";
                        return result;
                    }
                }

                // 如果需要自动验证PIN码
                if (autoVerifyPIN)
                {
                    var pinResult = VerifyCardPIN();
                    if (!(bool)pinResult["success"])
                    {
                        return pinResult; // 返回PIN验证失败结果
                    }
                }

                // 读取社保卡信息 - 按规范要求分配内存
                StringBuilder cardInfo = new StringBuilder(2048);      // 基本信息缓冲区
                StringBuilder busiCardInfo = new StringBuilder(8192);  // 业务信息缓冲区

                int readResult = ReadCardBas(cardInfo, busiCardInfo);

                if (readResult == 0)
                {
                    string rawCardData = cardInfo.ToString();
                    string rawBusiData = busiCardInfo.ToString();

                    // 解析38号文格式数据
                    var parsedData = Parse38DocumentFormat(rawCardData, rawBusiData);

                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "社保卡读取成功";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = parsedData;
                    result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                    result["interface"] = "江苏医保接口 v0.9.9.15";
                    result["interfaceType"] = "medical"; // 标记为医保接口
                    result["initMode"] = autoInit ? "auto" : "manual"; // 记录初始化模式
                    
                    // 添加原始读卡数据
                    result["rawCardData"] = rawCardData;
                    result["rawBusiData"] = rawBusiData;
                }
                else
                {
                    result["success"] = false;
                    result["code"] = 2000 + readResult;
                    result["message"] = $"社保卡读取失败，错误码: {readResult}";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["errorCode"] = readResult;
                    result["interface"] = "江苏医保接口 v0.9.9.15";
                    result["interfaceType"] = "medical"; // 标记为医保接口
                    result["initMode"] = autoInit ? "auto" : "manual"; // 记录初始化模式
                    
                    // 读卡失败时也记录原始数据（可能为空）
                    result["rawCardData"] = cardInfo.ToString();
                    result["rawBusiData"] = busiCardInfo.ToString();
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 2001;
                result["message"] = $"社保卡读取异常: {ex.Message}";
                result["device"] = "江苏医保社保卡读卡器";
                result["exception"] = ex.GetType().Name;
                result["interface"] = "江苏医保接口 v0.9.9.15";
                result["interfaceType"] = "medical"; // 标记为医保接口
                result["initMode"] = autoInit ? "auto" : "manual"; // 记录初始化模式
            }

            return result;
        }

        /// <summary>
        /// 验证社保卡PIN码
        /// </summary>
        /// <returns>验证结果</returns>
        public static JObject VerifyCardPIN()
        {
            var result = new JObject();

            try
            {
                if (!isInitialized)
                {
                    result["success"] = false;
                    result["code"] = 1002;
                    result["message"] = "江苏医保系统未初始化";
                    return result;
                }

                StringBuilder outBuff = new StringBuilder(1024);
                int verifyResult = VerifyPIN(outBuff);

                if (verifyResult == 0)
                {
                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "PIN码验证成功";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = outBuff.ToString();
                }
                else
                {
                    result["success"] = false;
                    result["code"] = 3000 + verifyResult;
                    result["message"] = $"PIN码验证失败，错误码: {verifyResult}";
                    result["errorCode"] = verifyResult;
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 3001;
                result["message"] = $"PIN码验证异常: {ex.Message}";
                result["exception"] = ex.GetType().Name;
            }

            return result;
        }

        /// <summary>
        /// 修改社保卡PIN码
        /// </summary>
        /// <returns>修改结果</returns>
        public static JObject ChangeCardPIN()
        {
            var result = new JObject();

            try
            {
                if (!isInitialized)
                {
                    result["success"] = false;
                    result["code"] = 1002;
                    result["message"] = "江苏医保系统未初始化";
                    return result;
                }

                StringBuilder outBuff = new StringBuilder(1024);
                int changeResult = ChangePIN(outBuff);

                if (changeResult == 0)
                {
                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "PIN码修改成功";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = outBuff.ToString();
                }
                else
                {
                    result["success"] = false;
                    result["code"] = 4000 + changeResult;
                    result["message"] = $"PIN码修改失败，错误码: {changeResult}";
                    result["errorCode"] = changeResult;
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 4001;
                result["message"] = $"PIN码修改异常: {ex.Message}";
                result["exception"] = ex.GetType().Name;
            }

            return result;
        }

        /// <summary>
        /// 四合一介质获取个人信息
        /// 支持社保卡、电子凭证、电子社保卡、身份证
        /// </summary>
        /// <param name="mediaType">介质类型</param>
        /// <param name="inputData">输入数据</param>
        /// <returns>个人信息</returns>
        public static JObject GetPersonInfo(string mediaType = "socialcard", string inputData = "")
        {
            var result = new JObject();

            try
            {
                if (!isInitialized)
                {
                    result["success"] = false;
                    result["code"] = 1002;
                    result["message"] = "江苏医保系统未初始化";
                    return result;
                }

                // 构造输入参数JSON
                var inputObject = new
                {
                    mediaType = mediaType,
                    inputData = inputData
                };
                string inputJson = JsonConvert.SerializeObject(inputObject);

                StringBuilder outData = new StringBuilder(8192);
                int getResult = GetPersonInfo(inputJson, outData);

                if (getResult == 0)
                {
                    string responseData = outData.ToString();
                    var parsedInfo = ParsePersonInfo(responseData, mediaType);

                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "个人信息获取成功";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["mediaType"] = mediaType;
                    result["data"] = parsedInfo;
                }
                else
                {
                    result["success"] = false;
                    result["code"] = 5000 + getResult;
                    result["message"] = $"个人信息获取失败，错误码: {getResult}";
                    result["errorCode"] = getResult;
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 5001;
                result["message"] = $"个人信息获取异常: {ex.Message}";
                result["exception"] = ex.GetType().Name;
            }

            return result;
        }

        /// <summary>
        /// 获取设备状态
        /// </summary>
        /// <returns>设备状态信息</returns>
        public static JObject GetDeviceStatus()
        {
            var result = new JObject();

            try
            {
                result["success"] = true;
                result["code"] = 200;
                result["message"] = "设备状态获取成功";
                result["device"] = "江苏医保社保卡读卡器";
                result["data"] = new JObject
                {
                    ["initialized"] = isInitialized,
                    ["configLoaded"] = currentConfig != null,
                    ["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")
                };
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 7001;
                result["message"] = $"设备状态获取异常: {ex.Message}";
            }

            return result;
        }

        /// <summary>
        /// 重置系统内部状态
        /// </summary>
        /// <returns>重置结果</returns>
        public static JObject ResetSystemState()
        {
            var result = new JObject();

            try
            {
                // 重置内部状态（不调用DLL函数）
                isInitialized = false;
                currentConfig = null;

                result["success"] = true;
                result["code"] = 200;
                result["message"] = "系统状态重置成功";
                result["device"] = "江苏医保社保卡读卡器";
                result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 8001;
                result["message"] = $"系统状态重置异常: {ex.Message}";
            }

            return result;
        }

        /// <summary>
        /// 确保DLL文件在正确位置
        /// </summary>
        /// <returns>操作结果</returns>
        private static JObject EnsureDllExists()
        {
            var result = new JObject();

            try
            {
                string programDir = AppDomain.CurrentDomain.BaseDirectory;
                string targetDllPath = Path.Combine(programDir, "HeaSecReadInfo.dll");

                // 如果目标位置已经有DLL文件，直接返回成功
                if (File.Exists(targetDllPath))
                {
                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "HeaSecReadInfo.dll文件已就绪";
                    result["device"] = "江苏医保社保卡读卡器";
                    return result;
                }

                // 尝试从可能的位置复制DLL文件
                string[] possiblePaths = {
                    // 当前目录及其子目录
                    Path.Combine(programDir, "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "bin", "Debug", "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "bin", "Release", "HeaSecReadInfo.dll"),
                    
                    // 上级目录搜索
                    Path.Combine(programDir, "..", "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "..", "bin", "Debug", "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "..", "bin", "Release", "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "..", "..", "bin", "Debug", "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "..", "..", "bin", "Release", "HeaSecReadInfo.dll"),
                    
                    // ThCardReader项目目录
                    Path.Combine(programDir, "..", "..", "ThCardReader", "bin", "Debug", "HeaSecReadInfo.dll"),
                    Path.Combine(programDir, "..", "..", "ThCardReader", "bin", "Release", "HeaSecReadInfo.dll"),
                    
                    // 当前工作目录
                    Path.Combine(Directory.GetCurrentDirectory(), "HeaSecReadInfo.dll"),
                    Path.Combine(Directory.GetCurrentDirectory(), "bin", "Debug", "HeaSecReadInfo.dll"),
                    Path.Combine(Directory.GetCurrentDirectory(), "bin", "Release", "HeaSecReadInfo.dll"),
                    
                    // 绝对路径搜索（根据错误信息中的路径）
                    @"E:\huaihaiProject\readCard\ThCardReader\ThCardReader\bin\Debug\HeaSecReadInfo.dll",
                    @"E:\huaihaiProject\readCard\ThCardReader\bin\Debug\HeaSecReadInfo.dll"
                };

                string sourcePath = null;
                foreach (string path in possiblePaths)
                {
                    if (File.Exists(path))
                    {
                        sourcePath = path;
                        break;
                    }
                }

                if (sourcePath != null)
                {
                    // 复制DLL文件到程序目录
                    File.Copy(sourcePath, targetDllPath, true);
                    
                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "HeaSecReadInfo.dll文件已复制到位";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = new JObject
                    {
                        ["sourcePath"] = sourcePath,
                        ["targetPath"] = targetDllPath
                    };
                }
                else
                {
                    result["success"] = false;
                    result["code"] = 8001;
                    result["message"] = "找不到HeaSecReadInfo.dll文件";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = new JObject
                    {
                        ["searchedPaths"] = string.Join("; ", possiblePaths),
                        ["programDirectory"] = programDir,
                        ["suggestion"] = "请确保HeaSecReadInfo.dll文件在程序目录或bin/Debug目录中"
                    };
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 8002;
                result["message"] = $"DLL文件检查异常: {ex.Message}";
                result["device"] = "江苏医保社保卡读卡器";
                result["exception"] = ex.GetType().Name;
            }

            return result;
        }

        /// <summary>
        /// 检查DLL文件是否存在并可访问
        /// </summary>
        /// <returns>检查结果</returns>
        public static JObject CheckDllExists()
        {
            var result = new JObject();

            try
            {
                // 检查程序目录下的DLL文件
                string programDir = AppDomain.CurrentDomain.BaseDirectory;
                string dllPath = Path.Combine(programDir, "HeaSecReadInfo.dll");

                if (File.Exists(dllPath))
                {
                    FileInfo fileInfo = new FileInfo(dllPath);
                    
                    result["success"] = true;
                    result["code"] = 200;
                    result["message"] = "HeaSecReadInfo.dll文件检查通过";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = new JObject
                    {
                        ["dllPath"] = dllPath,
                        ["fileSize"] = fileInfo.Length,
                        ["lastModified"] = fileInfo.LastWriteTime.ToString("yyyy-MM-dd HH:mm:ss"),
                        ["programDirectory"] = programDir
                    };
                }
                else
                {
                    result["success"] = false;
                    result["code"] = 8001;
                    result["message"] = "HeaSecReadInfo.dll文件不存在";
                    result["device"] = "江苏医保社保卡读卡器";
                    result["data"] = new JObject
                    {
                        ["expectedPath"] = dllPath,
                        ["programDirectory"] = programDir,
                        ["suggestion"] = "请将HeaSecReadInfo.dll文件复制到程序目录"
                    };
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 8002;
                result["message"] = $"DLL文件检查异常: {ex.Message}";
                result["device"] = "江苏医保社保卡读卡器";
                result["exception"] = ex.GetType().Name;
            }

            return result;
        }

        /// <summary>
        /// 诊断读卡器硬件和社保卡状态
        /// </summary>
        /// <returns>诊断结果</returns>
        public static JObject DiagnoseCardReader()
        {
            var result = new JObject();
            
            try
            {
                result["device"] = "江苏医保社保卡读卡器";
                result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                
                var diagnostics = new JObject();
                
                // 1. 检查DLL状态
                var dllCheck = CheckDllExists();
                diagnostics["dllStatus"] = dllCheck;
                
                // 2. 检查初始化状态
                diagnostics["initStatus"] = new JObject
                {
                    ["isInitialized"] = isInitialized,
                    ["hasConfig"] = currentConfig != null,
                    ["configDetails"] = currentConfig?.ToJson() ?? "未配置"
                };
                
                // 3. 尝试不同的读卡配置
                var cardTests = new JObject();
                
                // 测试无PIN模式
                try
                {
                    var config = new JiangSuConfig();
                    config.CARD_PASSTYPE = "2"; // 验证数据库密码（跳过PIN）
                    
                    var initResult = Initialize(config);
                    var readResult = ReadSocialCard(false); // 不验证PIN
                    
                    cardTests["noPinTest"] = new JObject
                    {
                        ["config"] = "CARD_PASSTYPE=2（跳过PIN验证）",
                        ["initResult"] = initResult,
                        ["readResult"] = readResult
                    };
                }
                catch (Exception ex)
                {
                    cardTests["noPinTest"] = new JObject
                    {
                        ["config"] = "CARD_PASSTYPE=2（跳过PIN验证）",
                        ["error"] = ex.Message
                    };
                }
                
                // 测试PIN模式
                try
                {
                    var config = new JiangSuConfig();
                    config.CARD_PASSTYPE = "1"; // 验证卡PIN
                    
                    var initResult = Initialize(config);
                    var readResult = ReadSocialCard(false); // 不自动验证PIN
                    
                    cardTests["pinTest"] = new JObject
                    {
                        ["config"] = "CARD_PASSTYPE=1（需要PIN验证）",
                        ["initResult"] = initResult,
                        ["readResult"] = readResult
                    };
                }
                catch (Exception ex)
                {
                    cardTests["pinTest"] = new JObject
                    {
                        ["config"] = "CARD_PASSTYPE=1（需要PIN验证）",
                        ["error"] = ex.Message
                    };
                }
                
                diagnostics["cardTests"] = cardTests;
                
                // 4. 分析结果
                var analysis = new JObject();
                analysis["recommendations"] = new JArray();
                
                // 检查是否有成功的读卡
                bool hasSuccessfulRead = false;
                if (cardTests["noPinTest"] != null && cardTests["noPinTest"]["readResult"] != null)
                {
                    var noPinResult = (JObject)cardTests["noPinTest"]["readResult"];
                    if (noPinResult["success"] != null && (bool)noPinResult["success"])
                    {
                        hasSuccessfulRead = true;
                        ((JArray)analysis["recommendations"]).Add("✅ 使用CARD_PASSTYPE=2可以成功读卡");
                    }
                    else if (noPinResult["errorCode"] != null)
                    {
                        int errorCode = (int)noPinResult["errorCode"];
                        if (errorCode == -11)
                        {
                            ((JArray)analysis["recommendations"]).Add("⚠️ 错误码-11：请检查社保卡是否正确插入并接触良好");
                        }
                    }
                }
                
                if (cardTests["pinTest"] != null && cardTests["pinTest"]["readResult"] != null)
                {
                    var pinResult = (JObject)cardTests["pinTest"]["readResult"];
                    if (pinResult["success"] != null && (bool)pinResult["success"])
                    {
                        hasSuccessfulRead = true;
                        ((JArray)analysis["recommendations"]).Add("✅ 使用CARD_PASSTYPE=1可以成功读卡");
                    }
                }
                
                if (!hasSuccessfulRead)
                {
                    ((JArray)analysis["recommendations"]).Add("❌ 两种模式都无法读卡，可能的原因：");
                    ((JArray)analysis["recommendations"]).Add("  1. 社保卡未正确插入或损坏");
                    ((JArray)analysis["recommendations"]).Add("  2. 读卡器硬件故障或驱动问题");
                    ((JArray)analysis["recommendations"]).Add("  3. 网络配置参数错误");
                    ((JArray)analysis["recommendations"]).Add("  4. DLL文件版本不匹配");
                }
                
                analysis["overallStatus"] = hasSuccessfulRead ? "正常" : "异常";
                diagnostics["analysis"] = analysis;
                
                result["success"] = true;
                result["code"] = 200;
                result["message"] = "读卡器诊断完成";
                result["data"] = diagnostics;
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 9001;
                result["message"] = $"读卡器诊断异常: {ex.Message}";
                result["device"] = "江苏医保社保卡读卡器";
                result["exception"] = ex.GetType().Name;
            }
            
            return result;
        }

        /// <summary>
        /// 离线模式读取社保卡（跳过网络验证，仅测试本地读卡功能）
        /// </summary>
        /// <returns>读卡结果</returns>
        public static JObject ReadSocialCardOffline()
        {
            var result = new JObject();

            try
            {
                // 使用最简配置进行本地测试
                var offlineConfig = new JiangSuConfig();
                offlineConfig.IP = "127.0.0.1";  // 本地IP
                offlineConfig.PORT = 8080;       // 本地端口
                offlineConfig.EC_URL = "";       // 空URL跳过网络验证
                offlineConfig.ACCESS_KEY = "";   // 空密钥
                offlineConfig.SECRETKEY = "";    // 空密钥

                // 构造最简初始化参数
                var simpleConfig = new
                {
                    IP = "127.0.0.1",
                    PORT = 8080,
                    TIMEOUT = 5,
                    LOG_PATH = offlineConfig.LOG_PATH,
                    CARD_PASSTYPE = "2",  // 跳过PIN验证
                    EC_URL = "",
                    API_NAME = "",
                    API_VERSION = "",
                    ACCESS_KEY = "",
                    SECRETKEY = "",
                    ORG_ID = "",
                    EXT = "{}",
                    AREA_CODE = ""
                };

                string initJson = JsonConvert.SerializeObject(simpleConfig, Formatting.None);
                StringBuilder errMsg = new StringBuilder(2048);

                // 尝试离线初始化
                int initResult = Init(initJson, errMsg);

                if (initResult == 0)
                {
                    // 初始化成功，尝试读卡
                    isInitialized = true;
                    currentConfig = offlineConfig;

                    StringBuilder cardInfo = new StringBuilder(2048);
                    StringBuilder busiCardInfo = new StringBuilder(8192);

                    int readResult = ReadCardBas(cardInfo, busiCardInfo);

                    if (readResult == 0)
                    {
                        string rawCardData = cardInfo.ToString();
                        string rawBusiData = busiCardInfo.ToString();

                        var parsedData = Parse38DocumentFormat(rawCardData, rawBusiData);

                        result["success"] = true;
                        result["code"] = 200;
                        result["message"] = "离线模式读卡成功";
                        result["device"] = "江苏医保社保卡读卡器（离线模式）";
                        result["data"] = parsedData;
                        result["mode"] = "offline";
                        result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                        result["dllErrorMsg"] = ""; // 成功时错误信息为空
                        
                        // 添加原始读卡数据
                        result["rawCardData"] = rawCardData;
                        result["rawBusiData"] = rawBusiData;
                    }
                    else
                    {
                        result["success"] = false;
                        result["code"] = 2000 + readResult;
                        result["message"] = $"离线模式读卡失败，错误码: {readResult}";
                        result["device"] = "江苏医保社保卡读卡器（离线模式）";
                        result["mode"] = "offline";
                        result["errorCode"] = readResult;
                        result["dllErrorMsg"] = ""; // 读卡失败，但初始化成功
                        
                        // 读卡失败时也记录原始数据（可能为空）
                        result["rawCardData"] = cardInfo.ToString();
                        result["rawBusiData"] = busiCardInfo.ToString();

                        if (readResult == -11)
                        {
                            result["suggestion"] = "请检查社保卡是否正确插入读卡器";
                        }
                        else if (readResult == -1)
                        {
                            result["suggestion"] = "读卡器硬件可能未正确连接或驱动问题";
                        }
                    }
                }
                else
                {
                    string errorMsg = errMsg.ToString();
                    result["success"] = false;
                    result["code"] = 1000 + initResult;
                    result["message"] = $"离线模式初始化失败: {errorMsg}";
                    result["device"] = "江苏医保社保卡读卡器（离线模式）";
                    result["mode"] = "offline";
                    result["errorCode"] = initResult;
                    result["dllErrorMsg"] = errorMsg; // 原始DLL错误信息
                }
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 9999;
                result["message"] = $"离线模式异常: {ex.Message}";
                result["device"] = "江苏医保社保卡读卡器（离线模式）";
                result["mode"] = "offline";
                result["exception"] = ex.GetType().Name;
                result["dllErrorMsg"] = $"离线模式异常: {ex.Message}"; // 异常时的错误信息
            }

            return result;
        }

        /// <summary>
        /// 测试不同网络配置对初始化的影响
        /// </summary>
        /// <returns>测试结果</returns>
        public static JObject TestNetworkConfigurations()
        {
            var result = new JObject();
            var tests = new JObject();
            
            try
            {
                // 测试1：使用原始配置（10.61.165.3:8086）
                var config1 = new JiangSuConfig();
                config1.IP = "10.61.165.3";
                config1.PORT = 8086;
                config1.EC_URL = "http://10.61.165.3:8086/localcfc/api/hsecfc/localQrCodeQuery";
                
                var test1 = TestSingleConfig(config1, "原始配置（10.61.165.3:8086）");
                tests["originalConfig"] = test1;
                
                // 测试2：使用HSM配置（10.79.157.29:8089）
                var config2 = new JiangSuConfig();
                config2.IP = "10.79.157.29";
                config2.PORT = 8089;
                config2.EC_URL = "http://10.79.157.29:8089/encryptionMachine/encryptionMachineBusiness";
                
                var test2 = TestSingleConfig(config2, "HSM配置（10.79.157.29:8089）");
                tests["hsmConfig"] = test2;
                
                // 测试3：使用无效配置
                var config3 = new JiangSuConfig();
                config3.IP = "192.168.1.1";
                config3.PORT = 9999;
                config3.EC_URL = "http://192.168.1.1:9999/invalid";
                
                var test3 = TestSingleConfig(config3, "无效配置（192.168.1.1:9999）");
                tests["invalidConfig"] = test3;
                
                // 测试4：空配置
                var config4 = new JiangSuConfig();
                config4.IP = "";
                config4.PORT = 0;
                config4.EC_URL = "";
                config4.ACCESS_KEY = "";
                config4.SECRETKEY = "";
                
                var test4 = TestSingleConfig(config4, "空配置");
                tests["emptyConfig"] = test4;
                
                result["success"] = true;
                result["code"] = 200;
                result["message"] = "网络配置测试完成";
                result["tests"] = tests;
                result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                
                // 分析结果
                var analysis = new JArray();
                foreach (var test in tests)
                {
                    var testResult = (JObject)test.Value;
                    var errorCode = testResult["errorCode"]?.ToString() ?? "无";
                    var config = testResult["configName"]?.ToString() ?? "未知";
                    analysis.Add($"{config}: 错误码 {errorCode}");
                }
                result["analysis"] = analysis;
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 9001;
                result["message"] = $"网络配置测试异常: {ex.Message}";
                result["exception"] = ex.GetType().Name;
            }
            
            return result;
        }
        
        /// <summary>
        /// 测试单个配置
        /// </summary>
        private static JObject TestSingleConfig(JiangSuConfig config, string configName)
        {
            var testResult = new JObject();
            testResult["configName"] = configName;
            testResult["config"] = JObject.Parse(config.ToJson());
            
            try
            {
                string initJson = config.ToJson();
                StringBuilder errMsg = new StringBuilder(2048);
                
                int initResult = Init(initJson, errMsg);
                
                testResult["initResult"] = initResult;
                testResult["errorMessage"] = errMsg.ToString();
                testResult["errorCode"] = initResult;
                testResult["dllErrorMsg"] = errMsg.ToString(); // 原始DLL错误信息
                
                if (initResult == 0)
                {
                    testResult["status"] = "初始化成功";
                    
                    // 如果初始化成功，尝试读卡
                    StringBuilder cardInfo = new StringBuilder(2048);
                    StringBuilder busiCardInfo = new StringBuilder(8192);
                    
                    int readResult = ReadCardBas(cardInfo, busiCardInfo);
                    testResult["readResult"] = readResult;
                    testResult["readStatus"] = readResult == 0 ? "读卡成功" : $"读卡失败，错误码: {readResult}";
                }
                else
                {
                    testResult["status"] = $"初始化失败，错误码: {initResult}";
                }
            }
            catch (Exception ex)
            {
                testResult["status"] = "测试异常";
                testResult["error"] = ex.Message;
                testResult["errorCode"] = -999;
                testResult["dllErrorMsg"] = $"测试异常: {ex.Message}"; // 异常时的错误信息
            }
            
            return testResult;
        }

        #endregion

        #region 电子凭证解码功能 (按照江苏医保接口规范v0.9.9.15实现)

        /// <summary>
        /// 江苏医保电子凭证解码
        /// 严格按照《医疗保障信息平台定点基线版医药机构接口规范 v0.9.9.15》中的1.14.6电子凭证解码接口实现
        /// </summary>
        /// <param name="businessType">用码业务类型，如：01101-门诊挂号，01301-门诊结算，02121-药店购药</param>
        /// <param name="operatorId">收款员编号</param>
        /// <param name="operatorName">收款员姓名</param>
        /// <param name="officeId">医保科室编号</param>
        /// <param name="officeName">科室名称</param>
        /// <returns>电子凭证解码结果</returns>
        public static JObject ReadElectronicCertificate(string businessType = "01101", string operatorId = "system001", 
            string operatorName = "系统管理员", string officeId = "32760", string officeName = "医保科")
        {
            var result = new JObject();

            try
            {
                // 检查初始化状态
                if (!isInitialized)
                {
                    // 自动初始化
                    var autoInitResult = Initialize();
                    if (!(bool)autoInitResult["success"])
                    {
                        result["success"] = false;
                        result["code"] = 1002;
                        result["message"] = "江苏医保系统未初始化，电子凭证解码失败";
                        result["device"] = "江苏医保电子凭证解码器";
                        result["autoInitError"] = autoInitResult["message"];
                        result["type"] = "qrcode";
                        return result;
                    }
                }

                // 获取当前配置
                if (currentConfig == null)
                {
                    result["success"] = false;
                    result["code"] = 1003;
                    result["message"] = "江苏医保配置信息为空";
                    result["device"] = "江苏医保电子凭证解码器";
                    result["type"] = "qrcode";
                    return result;
                }

                // 按照江苏医保接口规范1.14.6构造输入参数
                var inputData = new
                {
                    data = new
                    {
                        orgId = currentConfig.ORG_ID,           // 定点编号
                        businessType = businessType,            // 用码业务类型
                        operatorId = operatorId,               // 收款员编号
                        operatorName = operatorName,           // 收款员姓名
                        officeId = officeId,                   // 医保科室编号
                        officeName = officeName                // 科室名称
                    },
                    transType = "ec.query",                     // 固定值：ec.query
                    orgId = currentConfig.ORG_ID               // 定点编号
                };

                // JSON序列化输入参数
                string jsonInput = JsonConvert.SerializeObject(inputData, Formatting.None);

                // 按照规范分配8192字节输出缓冲区
                StringBuilder outputBuffer = new StringBuilder(8192);

                // 调用江苏医保DLL的EcQuery函数
                int dllResult = EcQuery(jsonInput, outputBuffer);

                if (dllResult == 0)
                {
                    // 解析DLL返回的JSON数据
                    string responseJson = outputBuffer.ToString();
                    
                    if (string.IsNullOrEmpty(responseJson))
                    {
                        result["success"] = false;
                        result["code"] = 1004;
                        result["message"] = "电子凭证解码返回数据为空";
                        result["device"] = "江苏医保电子凭证解码器";
                        result["type"] = "qrcode";
                        return result;
                    }

                    // 解析江苏医保返回的JSON数据
                    var jiangsuResponse = JObject.Parse(responseJson);
                    
                    // 检查江苏医保接口返回的code字段
                    int responseCode = (int)(jiangsuResponse["code"] ?? -1);
                    
                    if (responseCode == 0)
                    {
                        // 成功：提取患者信息
                        var patientData = jiangsuResponse["data"];
                        
                        if (patientData != null)
                        {
                            result["success"] = true;
                            result["code"] = 200;
                            result["message"] = "江苏医保电子凭证解码成功";
                            result["device"] = "江苏医保电子凭证解码器";
                            result["type"] = "qrcode";
                            result["originalType"] = "jiangsu_ec";
                            result["timestamp"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                            
                            // 按照文档规范提取患者信息
                            var patientInfo = new
                            {
                                idNo = patientData["idNo"]?.ToString() ?? "",                    // 身份证号
                                userName = patientData["userName"]?.ToString() ?? "",            // 姓名
                                idType = patientData["idType"]?.ToString() ?? "",               // 证件类型
                                ecToken = patientData["ecToken"]?.ToString() ?? "",             // 令牌
                                insuOrg = patientData["insuOrg"]?.ToString() ?? "",             // 参保地区编码
                                ecIndexNo = patientData["ecIndexNo"]?.ToString() ?? "",         // 电子凭证索引号
                                gender = patientData["gender"]?.ToString() ?? "",                // 性别
                                birthday = patientData["birthday"]?.ToString() ?? "",            // 出生日期
                                nationality = patientData["nationality"]?.ToString() ?? "",      // 国籍
                                email = patientData["email"]?.ToString() ?? "",                  // 邮箱
                                extra = patientData["extra"]?.ToString() ?? ""                   // 扩展参数
                            };
                            
                            // 按照泰和医院格式构造data字段（包含code/data/message结构）
                            var dllResponseFormat = new
                            {
                                code = 0,
                                data = patientInfo,
                                message = "交易成功"
                            };
                            result["data"] = JsonConvert.SerializeObject(dllResponseFormat);
                            
                            // 保存原始江苏医保返回数据（用于调试和日志）
                            result["jiangsuOriginalData"] = responseJson;
                            result["businessType"] = businessType;
                            result["interfaceVersion"] = "v0.9.9.15";
                            
                            // 添加兼容字段（与前端保持一致，采用泰和医院格式）
                            result["readCardResult"] = JsonConvert.SerializeObject(dllResponseFormat);
                        }
                        else
                        {
                            result["success"] = false;
                            result["code"] = 1005;
                            result["message"] = "电子凭证解码成功，但患者数据为空";
                            result["device"] = "江苏医保电子凭证解码器";
                            result["type"] = "qrcode";
                            result["jiangsuOriginalData"] = responseJson;
                        }
                    }
                    else
                    {
                        // 江苏医保接口返回失败
                        string errorMessage = jiangsuResponse["message"]?.ToString() ?? "电子凭证解码失败";
                        
                        result["success"] = false;
                        result["code"] = 2000 + responseCode;  // 使用2xxx系列表示江苏医保接口错误
                        result["message"] = $"江苏医保电子凭证解码失败: {errorMessage}";
                        result["device"] = "江苏医保电子凭证解码器";
                        result["type"] = "qrcode";
                        result["jiangsuErrorCode"] = responseCode;
                        result["jiangsuErrorMessage"] = errorMessage;
                        result["jiangsuOriginalData"] = responseJson;
                        result["businessType"] = businessType;
                    }
                }
                else
                {
                    // DLL函数调用失败
                    string errorInfo = outputBuffer.ToString();
                    
                    result["success"] = false;
                    result["code"] = 3000 + dllResult;  // 使用3xxx系列表示DLL调用错误
                    result["message"] = $"江苏医保DLL调用失败，错误码: {dllResult}";
                    result["device"] = "江苏医保电子凭证解码器";
                    result["type"] = "qrcode";
                    result["dllErrorCode"] = dllResult;
                    result["dllErrorMessage"] = errorInfo;
                    result["businessType"] = businessType;
                    result["suggestion"] = GetEcQueryErrorSuggestion(dllResult);
                }
            }
            catch (JsonException jsonEx)
            {
                result["success"] = false;
                result["code"] = 1006;
                result["message"] = $"电子凭证解码数据解析异常: {jsonEx.Message}";
                result["device"] = "江苏医保电子凭证解码器";
                result["type"] = "qrcode";
                result["exception"] = jsonEx.GetType().Name;
                result["businessType"] = businessType;
            }
            catch (Exception ex)
            {
                result["success"] = false;
                result["code"] = 1007;
                result["message"] = $"电子凭证解码系统异常: {ex.Message}";
                result["device"] = "江苏医保电子凭证解码器";
                result["type"] = "qrcode";
                result["exception"] = ex.GetType().Name;
                result["businessType"] = businessType;
            }

            return result;
        }

        /// <summary>
        /// 根据业务场景获取科室名称
        /// </summary>
        /// <param name="businessType">业务类型代码</param>
        /// <returns>科室名称</returns>
        private static string GetDepartmentNameByBusinessType(string businessType)
        {
            switch (businessType)
            {
                case "01101": // 门诊挂号
                    return "挂号处";
                case "01201": // 门诊问诊
                case "01202": // 预约检查
                case "01203": // 检查
                case "01204": // 治疗
                    return "门诊科室";
                case "01301": // 门诊结算
                    return "门诊收费处";
                case "01302": // 取药
                    return "门诊药房";
                case "01102": // 住院建档
                case "01103": // 入院登记
                case "01104": // 缴纳预缴金
                    return "住院处";
                case "02121": // 药店购药
                case "02122": // 下载外购处方
                    return "药店";
                default:
                    return "医保科";
            }
        }

        /// <summary>
        /// 获取EcQuery错误码对应的建议
        /// </summary>
        /// <param name="errorCode">错误码</param>
        /// <returns>错误建议</returns>
        private static string GetEcQueryErrorSuggestion(int errorCode)
        {
            switch (errorCode)
            {
                case -1:
                    return "网络连接失败，请检查网络连接和医保平台服务状态";
                case -2:
                    return "身份认证失败，请检查ACCESS_KEY和SECRET_KEY配置";
                case -3:
                    return "参数格式错误，请检查业务类型和定点编号配置";
                case -4:
                    return "电子凭证已过期，请提示患者刷新电子凭证";
                case -5:
                    return "参保地不匹配，请确认患者参保地信息";
                default:
                    return "电子凭证解码失败，请检查设备连接和配置信息";
            }
        }

        /// <summary>
        /// 验证业务类型代码是否有效
        /// </summary>
        /// <param name="businessType">业务类型代码</param>
        /// <returns>是否有效</returns>
        public static bool IsValidBusinessType(string businessType)
        {
            if (string.IsNullOrEmpty(businessType) || businessType.Length != 5)
                return false;

            // 按照江苏医保规范检查业务类型
            string[] validTypes = {
                // 医院业务类型
                "01101", "01102", "01103", "01104",  // 挂号、住院建档、入院登记、缴纳预缴金
                "01201", "01202", "01203", "01204",  // 问诊、预约检查、检查、治疗
                "01301", "01302", "01303", "01304", "01305",  // 结算、取药、取报告、打印票据和清单、病历材料复印
                // 药店业务类型
                "02121", "02122"  // 药店购药、下载外购处方
            };

            return validTypes.Contains(businessType);
        }

        #endregion

        #region 数据解析方法

        /// <summary>
        /// 解析38号文格式的社保卡数据
        /// </summary>
        /// <param name="cardData">卡基本信息</param>
        /// <param name="busiData">业务信息</param>
        /// <returns>解析后的数据</returns>
        private static JObject Parse38DocumentFormat(string cardData, string busiData)
        {
            var result = new JObject();

            try
            {
                // 按照38号文格式解析，使用管道符"|"分隔
                string[] cardFields = cardData.Split('|');
                
                if (cardFields.Length >= 11)
                {
                    result["areaCode"] = cardFields[0];           // 发卡地区行政区划代码
                    result["socialSecurityNumber"] = cardFields[1]; // 社会保障号码
                    result["cardNumber"] = cardFields[2];         // 卡号
                    result["cardId"] = cardFields[3];            // 卡识别码
                    result["name"] = cardFields[4];              // 姓名
                    result["cardResetInfo"] = cardFields[5];     // 卡复位信息
                    result["specVersion"] = cardFields[6];       // 规范版本
                    result["issueDate"] = FormatDate(cardFields[7]); // 发卡日期
                    result["expireDate"] = FormatDate(cardFields[8]); // 卡有效期
                    result["terminalNumber"] = cardFields[9];    // 终端机编号
                    result["terminalDevice"] = cardFields[10];   // 终端设备号
                }

                // 解析业务信息（如果有）
                if (!string.IsNullOrEmpty(busiData))
                {
                    result["businessInfo"] = busiData;
                }

                result["format"] = "38号文标准格式";
                result["parseTime"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            }
            catch (Exception ex)
            {
                result["error"] = $"数据解析失败: {ex.Message}";
            }

            return result;
        }

        /// <summary>
        /// 解析四合一介质的个人信息
        /// </summary>
        /// <param name="responseData">响应数据</param>
        /// <param name="mediaType">介质类型</param>
        /// <returns>解析后的个人信息</returns>
        private static JObject ParsePersonInfo(string responseData, string mediaType)
        {
            var result = new JObject();

            try
            {
                // 尝试解析JSON格式的响应
                if (responseData.StartsWith("{"))
                {
                    var jsonData = JObject.Parse(responseData);
                    result = jsonData;
                }
                else
                {
                    // 如果不是JSON，按不同介质类型解析
                    switch (mediaType.ToLower())
                    {
                        case "socialcard":
                            // 社保卡：按38号文格式解析
                            result = Parse38DocumentFormat(responseData, "");
                            break;
                        case "idcard":
                            // 身份证：按身份证格式解析
                            string[] idFields = responseData.Split('|');
                            if (idFields.Length >= 8)
                            {
                                result["idNumber"] = idFields[0];
                                result["name"] = idFields[1];
                                result["sex"] = idFields[2];
                                result["nation"] = idFields[3];
                                result["birthday"] = FormatDate(idFields[4]);
                                result["address"] = idFields[5];
                                result["issueDate"] = FormatDate(idFields[6]);
                                result["validDate"] = FormatDate(idFields[7]);
                            }
                            break;
                        case "electronic":
                        case "esocialcard":
                            // 电子凭证/电子社保卡：通常为JSON格式
                            result["rawData"] = responseData;
                            break;
                        default:
                            result["rawData"] = responseData;
                            break;
                    }
                }

                result["mediaType"] = mediaType;
                result["parseTime"] = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            }
            catch (Exception ex)
            {
                result["error"] = $"个人信息解析失败: {ex.Message}";
                result["rawData"] = responseData;
            }

            return result;
        }

        /// <summary>
        /// 格式化日期字符串
        /// </summary>
        /// <param name="dateStr">原始日期字符串</param>
        /// <returns>格式化后的日期</returns>
        private static string FormatDate(string dateStr)
        {
            if (string.IsNullOrEmpty(dateStr) || dateStr.Length < 8)
                return dateStr;

            // 尝试格式化YYYYMMDD为YYYY-MM-DD
            if (dateStr.Length == 8 && dateStr.All(char.IsDigit))
            {
                return $"{dateStr.Substring(0, 4)}-{dateStr.Substring(4, 2)}-{dateStr.Substring(6, 2)}";
            }

            return dateStr;
        }

        #endregion

        #region 江苏医保刷脸功能 (使用NationECCode.dll与泰和完全一致)

        /// <summary>
        /// 江苏医保刷脸功能 - 使用NationECCode.dll与泰和完全一致
        /// 完全相同的实现：相同的DLL、相同的URL、相同的逻辑、相同的参数格式
        /// 唯一区别：使用写死的配置参数
        /// </summary>
        /// <param name="biztype">业务类型</param>
        /// <returns>刷脸结果</returns>
        public static JObject ReadFace(string biztype)
        {
            JObject result = new JObject();
            
            try
            {
                // 使用写死的江苏医保刷脸配置参数
                if (null == currentConfig)
                {
                    currentConfig = new JiangSuConfig();
                }
                
                // 第一步：获取授权码（cn.nhsa.ec.auth）
                // 补全所有参数，即使为空也带上
                var data = new {
                    businessType = biztype,
                    deviceType = "",
                    orgId = currentConfig.FACE_ORG_ID,
                    outBizNo = "",
                    operatorId = "",
                    operatorName = "",
                    officeId = "",
                    officeName = ""
                };
                var authRequest = new {
                    data = data,
                    orgId = currentConfig.FACE_ORG_ID,
                    transType = "cn.nhsa.ec.auth"
                };
                string pindata = JsonConvert.SerializeObject(authRequest, Formatting.None);
                
                byte[] outinfo = new byte[4096];
                
                IntPtr retPtr = NationEcTrans(currentConfig.FACE_SERVICE_URL, pindata, ref outinfo[0]);
                string businessResultCode = Marshal.PtrToStringAnsi(retPtr).Trim().Replace("\u0000", "");
                string outstr = Encoding.Default.GetString(outinfo).Trim().Replace("\u0000", "");
                
                // 检查DLL调用是否成功
                if (businessResultCode != "0000")
                {
                    result.Add("code", 1001);
                    result.Add("message", $"DLL调用失败，返回码: {businessResultCode}");
                    result.Add("type", "face");
                    result.Add("device", "江苏医保刷脸认证器（NationECCode.dll）");
                    result.Add("businessType", biztype);
                    result.Add("timestamp", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                    result.Add("interfaceVersion", "江苏医保刷脸v1.0（与泰和完全一致）");
                    result.Add("dllReturnCode", businessResultCode);
                    result.Add("dllRawResponse", outstr);
                    return result;
                }
                
                ReadCardResult tmp = Newtonsoft.Json.JsonConvert.DeserializeObject<ReadCardResult>(outstr);
                if (tmp.code == 0)
                {
                    FaceAuthData authData = Newtonsoft.Json.JsonConvert.DeserializeObject<FaceAuthData>(tmp.data.ToString());
                    return getUserInfoByAuthNo(biztype, authData.authNo);                            
                }
                else
                {
                    result.Add("code", 1001);
                    result.Add("message", tmp.message ?? "刷脸授权获取失败");
                    result.Add("type", "face");
                    result.Add("device", "江苏医保刷脸认证器（NationECCode.dll）");
                    result.Add("businessType", biztype);
                    result.Add("timestamp", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                    result.Add("interfaceVersion", "江苏医保刷脸v1.0（与泰和完全一致）");
                    result.Add("dllReturnCode", businessResultCode);
                    result.Add("dllRawResponse", outstr);
                    result.Add("authStep", "第一步：获取授权码失败");
                    return result;
                }
            }
            catch (Exception ex)
            {
                result.Add("code", 1001);
                result.Add("message", $"江苏医保刷脸操作异常: {ex.Message}");
                result.Add("type", "face");
                result.Add("device", "江苏医保刷脸认证器（NationECCode.dll）");
                result.Add("businessType", biztype);
                result.Add("timestamp", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                result.Add("interfaceVersion", "江苏医保刷脸v1.0（与泰和完全一致）");
                result.Add("exception", ex.GetType().Name);
                result.Add("exceptionMessage", ex.Message);
                return result;
            }
        }

        /// <summary>
        /// 根据authNo获取用户信息 - 使用NationECCode.dll与泰和完全一致
        /// </summary>
        /// <param name="biztype">业务类型</param>
        /// <param name="authNo">认证号</param>
        /// <returns>用户信息</returns>
        private static JObject getUserInfoByAuthNo(string biztype, string authNo)
        {
            JObject result = new JObject();
            
            try
            {
                // 使用写死的江苏医保刷脸配置参数
                if (null == currentConfig)
                {
                    currentConfig = new JiangSuConfig();
                }
                
                // 第二步：根据authNo获取医保身份（cn.nhsa.auth.check）
                // 补全所有参数，即使为空也带上
                var data = new {
                    businessType = biztype,
                    authNo = authNo,
                    deviceType = "",
                    orgId = currentConfig.FACE_ORG_ID,
                    outBizNo = "",
                    operatorId = "",
                    operatorName = "",
                    officeId = "",
                    officeName = ""
                };
                var checkRequest = new {
                    data = data,
                    orgId = currentConfig.FACE_ORG_ID,
                    transType = "cn.nhsa.auth.check"
                };
                string pindata = JsonConvert.SerializeObject(checkRequest, Formatting.None);
                
                byte[] outinfo = new byte[4096];
                
                IntPtr retPtr = NationEcTrans(currentConfig.FACE_SERVICE_URL, pindata, ref outinfo[0]);
                string businessResultCode = Marshal.PtrToStringAnsi(retPtr).Trim().Replace("\u0000", "");
                string outstr = Encoding.Default.GetString(outinfo).Trim().Replace("\u0000", "");
                
                ReadCardResult tmp = Newtonsoft.Json.JsonConvert.DeserializeObject<ReadCardResult>(outstr);
                if (tmp.code == 0)
                {
                    result.Add("code", 200);
                    result.Add("message", "刷脸获取医保身份成功。");
                    result.Add("type", "face");
                    result.Add("data", outstr);
                    result.Add("sign", null);
                }
                else
                {
                    result.Add("code", 1001);
                    result.Add("message", tmp.message ?? "获取医保身份失败");
                }
            }
            catch (Exception ex)
            {
                result.Add("code", 1001);
                result.Add("message", $"获取医保身份异常: {ex.Message}");
            }
            
            return result;
        }

        #endregion
    }
}