using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ShenTun.IcCard.Common;

namespace ShenTun.IcCard.Instance
{
    /// <summary>
    /// 华旭(HX-DFX3S)
    /// </summary>
    public class ReadCardByHXFDX3S : IReadCard
    {
        Response IReadCard.GetReadCard()
        {
            int iPort = 1001;
            int ret = -1;
            bool bDisp = false;
            int iIfOpen = 1;
            string birthday=string.Empty;
            StringBuilder strSAMID = new StringBuilder(64 + 1);

            byte[] byCHMsg = new byte[256 + 1];        //个人基本信息
            uint uiCHMsgSize = 0;                       //个人基本信息字节数
            byte[] byPHMsg = new byte[1024 + 1];       //照片信息
            uint uiPHMsgSize = 0;	                    //照片信息字节数
            byte[] byFPMsg = new byte[1024 + 1];       //指纹信息
            uint uiFPMsgSize = 0;                       //指纹信息字节数
            
            int iIsSaveToBmp = 0;

            byte[] byBgrBuffer = new byte[38556];    //解码后图片BGR编码值
            byte[] byRgbBuffer = new byte[38808];    //解码后图片RGB编码值
            byte[] byBmpBuffer = new byte[38862];    //解码后图片RGB编码值
            string strTmp = string.Empty;
            Response res = new Response()
            {
                code = -101
            };
            IDCardInfo idCard = new IDCardInfo();
            try
            {

                //获得设备SAM模块ID。
                //PS ：SAM模块ID为二代证设备唯一标志ID；
                //PS2：此函通常用来数来区分设备或判断设备是否连接正常；若只读卡信息的话无需添加此函数。
                ret = HXFDX3S.SDT_GetSAMIDToStr(iPort, strSAMID, iIfOpen);
                if (0x90 != ret)
                {
                    res.code = -101;
                    res.message = String.Format("获取SAMID号失败，错误代码：{0:D}", ret);
                    return res;
                }

                byte[] byManaID = new byte[8];

                //寻卡
                ret = HXFDX3S.SDT_StartFindIDCard(iPort, byManaID, iIfOpen);
                if (0x9F != ret)
                {
                    res.code = -101;
                    res.message = String.Format("寻卡失败，错误代码：{0:D}", ret);
                    return res;
                }

                //选卡
                byManaID.Initialize();
                ret = HXFDX3S.SDT_SelectIDCard(iPort, byManaID, iIfOpen);
                if (0x90 != ret)
                {
                    res.code = -101;
                    res.message = String.Format("选卡失败，错误代码：{0:D}", ret);
                    return res;
                }
                //读取身份证个人基本信息、照片信息和指纹信息；
                //PS：指纹信息需要专门的指纹比对设备，这里只获取加密的原始数据。
                ret = HXFDX3S.SDT_ReadBaseFPMsg(iPort, byCHMsg, ref uiCHMsgSize, byPHMsg, ref uiPHMsgSize, byFPMsg, ref uiFPMsgSize, iIfOpen);
                if (0x21 == ret)//0501模块(一种老模块)无法读取指纹信息,会返回0x21错误，这里进行兼容处理；这种模块早就不用了，实际可以不做处理。
                {
                    ret = HXFDX3S.SDT_ReadBaseMsg(iPort, byCHMsg, ref uiCHMsgSize, byPHMsg, ref uiPHMsgSize, iIfOpen);//采用只读卡信息和照片，不读指纹信息的接口
                }
                if (0x90 != ret)
                {
                    res.code = -101;
                    res.message = String.Format("读取身份信息失败，错误代码：{0:D}", ret);
                    return res;
                }
                //读取身份证个人基本信息、照片信息和指纹信息；
                //PS：指纹信息需要专门的指纹比对设备，这里只获取加密的原始数据。
               
                //解码照片数据，获得BGR格式数据
                iIsSaveToBmp = 1;     //调用解码库unpack函数后，由接口自动生成名为zp.bmp的图片文件，该BMP文件可直接打开，不用B、R转换
                //iIsSaveToBmp = 0;       //不自动生成zp.bmp图片

                //PS    ：解码库需要依赖授权文件（license.dat）；要确保“当前工作目录下”license.dat文件存在且正确，否则会返回-22和-12的错误
                //PS2   ：若设置iIsSaveToBmp = 1，即由接口自动生成zp.bmp文件，请确认“当前工作目录”具有写权限，否侧接口会崩溃（WIN7以上系统需注意此项）
                ret = HXFDX3S.unpack(byPHMsg, byBgrBuffer, iIsSaveToBmp);
                if (1 != ret)
                {
                    res.code = -101;
                    res.message = String.Format("照片解码失败，错误代码：{0:D}", ret);
                    return res;
                }
                byte[] byName = new byte[30];
                byte[] bySex = new byte[2];
                byte[] byRace = new byte[4];
                byte[] byBirth = new byte[16];
                byte[] byAddress = new byte[70];
                byte[] byID = new byte[36];
                byte[] byCompany = new byte[30];
                byte[] byBeginDate = new byte[16];
                byte[] byEndDate = new byte[16];

                Array.Copy(byCHMsg, 0, byName, 0, 30);
                Array.Copy(byCHMsg, 30, bySex, 0, 2);
                Array.Copy(byCHMsg, 32, byRace, 0, 4);
                Array.Copy(byCHMsg, 36, byBirth, 0, 16);
                Array.Copy(byCHMsg, 52, byAddress, 0, 70);
                Array.Copy(byCHMsg, 122, byID, 0, 36);
                Array.Copy(byCHMsg, 158, byCompany, 0, 30);
                Array.Copy(byCHMsg, 188, byBeginDate, 0, 16);
                Array.Copy(byCHMsg, 204, byEndDate, 0, 16);

                idCard.Name = Encoding.Unicode.GetString(byName).Trim();
                
                idCard.Sex = Encoding.Unicode.GetString(bySex).Trim();
                
                idCard.IDCode = Encoding.Unicode.GetString(byID).Trim();
                
                idCard.Birthday = Encoding.Unicode.GetString(byBirth).Trim();
                if (!idCard.Birthday.Contains("-"))
                {
                    birthday = idCard.Birthday;
                    idCard.Birthday=string.Format("{0}-{1}-{2}", birthday.ToString().Substring(0, 4), birthday.ToString().Substring(4, 2), birthday.ToString().Substring(6, 2));
                }
                
                idCard.Address = Encoding.Unicode.GetString(byAddress).Trim();
               
                //var nation = BaseData.nList.Where(p => p.Name.Equals(strTmp)).FirstOrDefault();
                idCard.Nation = Encoding.Unicode.GetString(byRace).Trim() + "族";

                //idCard.DepartmentIC = YT100.GetDepartmentIC();
                //LogHelper.LogWriter("GetDepartmentIC End");
                //idCard.StartDateIC = YT100.GetStartDateIC();
                //LogHelper.LogWriter("GetStartDateIC End");
                //某些身份证读取不了下面的字段
                //idCard.EndDateIC = YT100.GetEndDateIC();
                //LogHelper.LogWriter("GetEndDateIC End");
                idCard.Photo = YT100.GetPhoto();
                LogHelper.LogWriter("GetPhoto End");
                res.code = 1;
                res.data = idCard;
                res.message = "Success";
            }
            catch (Exception ex)
            {
                LogHelper.LogWriter(string.Format("ExceptionMessage:{0}", ex.Message));
                throw new Exception(string.Format("读卡器接口操作失败：{0}", ex.Message));
            }
            finally
            {
                if (bDisp)
                    YT100.CloseComm();
            }
            return res;
        }
    }
}