/******************************
* 说明：身份证阅读器(CVR-100)辅助类
* 创建人：龚宇超
* 创建日期：2018-05-30
* 修改人：
* 修改日期：
* 修改备注：
* 版本：1.0.0.0
******************************/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using Lskj.Util;
using System.Windows.Forms;
using System.Drawing;
using System.IO;

namespace Lskj.Control.Model
{
    /// <summary>
    /// 身份证阅读器(CVR-100)辅助类
    /// </summary>
    public class IDCardUtil
    {
        /// <summary>
        /// 是否正在读取
        /// </summary>
        public static bool IsConnect = false;
        public static bool IsTip = false;

        /// <summary>
        /// <para>说明：初始化身份证阅读器</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2018-05-30 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="tipMsg">返回提示信息.</param>
        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
        public static bool InitIDCard()
        {
            int iPort;
            int iRetUSB = 0;

            try
            {
                for (iPort = 1001; iPort <= 1016; iPort++)
                {
                    iRetUSB = IDCardSDK.CVR_InitComm(iPort);
                    if (iRetUSB == 1)
                    {
                        break;
                    }
                }
            }
            catch (Exception ex)
            {

            }
            return iRetUSB == 1;
        }
        public static int CloseIDCard()
        {
            IsConnect = false;
            return IDCardSDK.CVR_CloseComm();
        }
        /// <summary>
        /// <para>说明：是否可读身份验证</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2018-05-31 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <returns><c>true</c> if this instance is read; otherwise, <c>false</c>.</returns>
        public static bool IsRead()
        {
            if (IDCardSDK.CVR_Authenticate() == 1)
                return IDCardSDK.CVR_Read_Content(4) == 1;
            return false;
        }
        /// <summary>
        /// <para>说明：读取指定身份证内容</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2018-05-30 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="cardType">Type of the card.</param>
        /// <returns>System.Object.</returns>
        public static object ReadCardMessage(IDCardType cardType)
        {
            object returnValue = string.Empty;

            switch (cardType)
            {
                case IDCardType.Name:
                    {
                        byte[] name = new byte[30];
                        int length = 30;
                        IDCardSDK.GetPeopleName(ref name[0], ref length);

                        returnValue = Encoding.GetEncoding("GB2312").GetString(name).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.Sex:
                    {
                        byte[] sex = new byte[30];
                        int length = 3;
                        IDCardSDK.GetPeopleSex(ref sex[0], ref length);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(sex).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.Photo:
                    {
                        string path = Application.StartupPath + "\\zp.bmp";
                        returnValue = new Bitmap(ImageHelper.ReadImage(path));
                        break;
                    }
                case IDCardType.Nation:
                    {
                        byte[] people = new byte[30];
                        int length = 3;
                        IDCardSDK.GetPeopleNation(ref people[0], ref length);

                        returnValue = Encoding.GetEncoding("GB2312").GetString(people).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.Birthday:
                    {
                        byte[] birthday = new byte[30];
                        int length = 16;
                        IDCardSDK.GetPeopleBirthday(ref birthday[0], ref length);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(birthday).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.CardNo:
                    {
                        byte[] number = new byte[30];
                        int length = 36;
                        IDCardSDK.GetPeopleIDCode(ref number[0], ref length);

                        returnValue = Encoding.GetEncoding("GB2312").GetString(number).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.Address:
                    {
                        byte[] address = new byte[200];
                        int length = 200;
                        IDCardSDK.GetPeopleAddress(ref address[0], ref length);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(address).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.Dept:
                    {
                        byte[] signdate = new byte[30];
                        int length = 30;
                        IDCardSDK.GetDepartment(ref signdate[0], ref length);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(signdate).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.ValidBeginDate:
                    {
                        byte[] validtermOfStart = new byte[30];
                        int length = 16;
                        IDCardSDK.GetStartDate(ref validtermOfStart[0], ref length);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(validtermOfStart).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.ValidEndDate:
                    {
                        byte[] validtermOfEnd = new byte[30];
                        int length = 16;
                        IDCardSDK.GetEndDate(ref validtermOfEnd[0], ref length);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(validtermOfEnd).Replace("\0", "").Trim();
                    }
                    break;
                case IDCardType.SamId:
                    {
                        byte[] samid = new byte[32];
                        IDCardSDK.CVR_GetSAMID(ref samid[0]);
                        returnValue = Encoding.GetEncoding("GB2312").GetString(samid).Replace("\0", "").Trim();
                    }
                    break;
            }
            return returnValue;
        }
        /// <summary>
        /// <para>说明：读取身份证全部信息</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2018-05-30 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <returns>Dictionary&lt;System.Int32, System.Object&gt;.</returns>
        public static Dictionary<IDCardType, object> ReadCardAllMessage()
        {
            try
            {
                if (!IsConnect) IsConnect = InitIDCard();

                //if (!IsConnect && !IsTip)
                //{
                //    MessageUtil.Show("设备未连接,请连接设备.");
                //    IsTip = true;
                //}
                //else
                //{
                //    IsTip = false;
                //}

                Dictionary<IDCardType, object> idCards = new Dictionary<IDCardType, object>();

                if (IsConnect && IsRead())
                {
                    idCards.Add(IDCardType.Name, ReadCardMessage(IDCardType.Name));
                    idCards.Add(IDCardType.Sex, ReadCardMessage(IDCardType.Sex));
                    idCards.Add(IDCardType.Address, ReadCardMessage(IDCardType.Address));
                    idCards.Add(IDCardType.Birthday, ReadCardMessage(IDCardType.Birthday));
                    idCards.Add(IDCardType.CardNo, ReadCardMessage(IDCardType.CardNo));
                    idCards.Add(IDCardType.Dept, ReadCardMessage(IDCardType.Dept));
                    idCards.Add(IDCardType.Nation, ReadCardMessage(IDCardType.Nation));
                    idCards.Add(IDCardType.Photo, ReadCardMessage(IDCardType.Photo));
                    idCards.Add(IDCardType.SamId, ReadCardMessage(IDCardType.SamId));
                    idCards.Add(IDCardType.ValidBeginDate, ReadCardMessage(IDCardType.ValidBeginDate));
                    idCards.Add(IDCardType.ValidEndDate, ReadCardMessage(IDCardType.ValidEndDate));
                }
                return idCards;
            }
            catch (Exception ex)
            {
                LogHelper.Instance.WriteLog(ex);
            }
            return null;
        }
    }

    /// <summary>
    /// 身份证阅读器SDK
    /// </summary>
    public class IDCardSDK
    {
        [DllImport("termb.dll", EntryPoint = "CVR_InitComm", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_InitComm(int Port);//声明外部的标准动态库, 跟Win32API是一样的
        [DllImport("termb.dll", EntryPoint = "CVR_Authenticate", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_Authenticate();
        [DllImport("termb.dll", EntryPoint = "CVR_Read_Content", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_Read_Content(int Active);
        [DllImport("termb.dll", EntryPoint = "CVR_CloseComm", CharSet = CharSet.Auto, SetLastError = false)]
        public static extern int CVR_CloseComm();
        [DllImport("termb.dll", EntryPoint = "GetPeopleName", CharSet = CharSet.Ansi, SetLastError = false)]
        public static extern unsafe int GetPeopleName(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetPeopleNation", CharSet = CharSet.Ansi, SetLastError = false)]
        public static extern int GetPeopleNation(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetPeopleBirthday", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleBirthday(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetPeopleAddress", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleAddress(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetPeopleIDCode", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleIDCode(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetDepartment", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetDepartment(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetStartDate", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetStartDate(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetEndDate", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetEndDate(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "GetPeopleSex", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetPeopleSex(ref byte strTmp, ref int strLen);
        [DllImport("termb.dll", EntryPoint = "CVR_GetSAMID", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int CVR_GetSAMID(ref byte strTmp);
        [DllImport("termb.dll", EntryPoint = "GetManuID", CharSet = CharSet.Ansi, SetLastError = false, CallingConvention = CallingConvention.StdCall)]
        public static extern int GetManuID(ref byte strTmp);
    }

    /// <summary>
    /// 读取身份证类型
    /// </summary>
    public enum IDCardType
    {
        /// <summary>
        /// 姓名
        /// </summary>
        Name = 1,
        /// <summary>
        /// 性别
        /// </summary>
        Sex = 2,
        /// <summary>
        /// 照片
        /// </summary>
        Photo = 3,
        /// <summary>
        /// 民族
        /// </summary>
        Nation = 4,
        /// <summary>
        /// 出生日期
        /// </summary>
        Birthday = 5,
        /// <summary>
        /// 身份证号
        /// </summary>
        CardNo = 6,
        /// <summary>
        /// 地址
        /// </summary>
        Address = 7,
        /// <summary>
        /// 签发机关
        /// </summary>
        Dept = 8,
        /// <summary>
        /// 有效期起
        /// </summary>
        ValidBeginDate = 9,
        /// <summary>
        /// 有效期止
        /// </summary>
        ValidEndDate = 10,
        /// <summary>
        /// 安全模块号
        /// </summary>
        SamId = 11
    }
}