package com.ycl.api.DH.module;

import com.sun.jna.Native;
import com.sun.jna.Pointer;
import com.sun.jna.Structure;
import com.sun.jna.ptr.IntByReference;
import com.ycl.api.DH.lib.NetSDKLib;
import com.ycl.api.DH.lib.NetSDKLib.LLong;
import com.ycl.api.DH.lib.NetSDKLib.NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY;
import com.ycl.api.DH.lib.NetSDKLib.NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY;
import com.ycl.api.DH.lib.ToolKits;
import com.ycl.api.DH.lib.structure.*;
import com.ycl.platform.domain.result.OSDResult;
import com.ycl.utils.StringUtils;
import constant.ApiConstants;
import enumeration.DeviceType;
import lombok.extern.slf4j.Slf4j;

import java.io.File;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Date;
import java.util.List;

import static com.ycl.api.DH.lib.NetSDKLib.CFG_CMD_VIDEOWIDGET;
import static com.ycl.api.DH.lib.NetSDKLib.NET_DEV_VIDEO_OSD_CFG;
import static com.ycl.api.DH.lib.NetSDKLib.NET_EM_OSD_BLEND_TYPE.NET_EM_OSD_BLEND_TYPE_MAIN;
import static com.ycl.api.DH.lib.enumeration.NET_EM_CFG_OPERATE_TYPE.NET_EM_CFG_CUSTOMTITLE;
import static com.ycl.api.DH.lib.enumeration.NET_EM_CFG_OPERATE_TYPE.NET_EM_CFG_GBMODE;

/**
 * 登陆接口实现
 * 主要有 ：初始化、登陆、登出功能
 */
@Slf4j
public class LoginModule {

    public static NetSDKLib netsdk = NetSDKLib.NETSDK_INSTANCE;
    public static NetSDKLib configsdk = NetSDKLib.CONFIG_INSTANCE;

    private static boolean bInit = false;
    private static boolean bLogopen = false;

    /**
     * \if ENGLISH_LANG
     * Init
     * \else
     * 初始化
     * \endif
     */
    public static boolean init(NetSDKLib.fDisConnect disConnect, NetSDKLib.fHaveReConnect haveReConnect) {
        bInit = netsdk.CLIENT_Init(disConnect, null);
        if (!bInit) {
            System.out.println("Initialize SDK failed");
            return false;
        }

        //打开日志，可选
        NetSDKLib.LOG_SET_PRINT_INFO setLog = new NetSDKLib.LOG_SET_PRINT_INFO();
        File path = new File("./sdklog/");
        if (!path.exists()) {
            path.mkdir();
        }
        String logPath = path.getAbsoluteFile().getParent() + "\\sdklog\\" + ToolKits.getDate() + ".log";
        setLog.nPrintStrategy = 0;
        setLog.bSetFilePath = 1;
        System.arraycopy(logPath.getBytes(), 0, setLog.szLogFilePath, 0, logPath.getBytes().length);
        System.out.println(logPath);
        setLog.bSetPrintStrategy = 1;
        bLogopen = netsdk.CLIENT_LogOpen(setLog);
        if (!bLogopen) {
            System.err.println("Failed to open NetSDK log");
        }

        // 设置断线重连回调接口，设置过断线重连成功回调函数后，当设备出现断线情况，SDK内部会自动进行重连操作
        // 此操作为可选操作，但建议用户进行设置
        netsdk.CLIENT_SetAutoReconnect(haveReConnect, null);

        //设置登录超时时间和尝试次数，可选
        int waitTime = 3000; //登录请求响应超时时间设置为5S
        int tryTimes = 1;    //登录时尝试建立链接1次
        netsdk.CLIENT_SetConnectTime(waitTime, tryTimes);


        // 设置更多网络参数，NET_PARAM的nWaittime，nConnectTryNum成员与CLIENT_SetConnectTime
        // 接口设置的登录设备超时时间和尝试次数意义相同,可选
        NetSDKLib.NET_PARAM netParam = new NetSDKLib.NET_PARAM();
        netParam.nConnectTime = 3000;      // 登录时尝试建立链接的超时时间
        netParam.nGetConnInfoTime = 3000;   // 设置子连接的超时时间
        netParam.nGetDevInfoTime = 3000;//获取设备信息超时时间，为0默认1000ms
        netsdk.CLIENT_SetNetworkParam(netParam);

        return true;
    }

    /**
     * \if ENGLISH_LANG
     * CleanUp
     * \else
     * 清除环境
     * \endif
     */
    public static void cleanup() {
        if (bLogopen) {
            netsdk.CLIENT_LogClose();
        }

        if (bInit) {
            netsdk.CLIENT_Cleanup();
        }
    }

    /**
     * \if ENGLISH_LANG
     * Login Device
     * \else
     * 登录设备
     * \endif
     */
    public static LLong login(String m_strIp, int m_nPort, String m_strUser, String m_strPassword) {
        //IntByReference nError = new IntByReference(0);
        //入参
        NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY pstInParam = new NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY();
        pstInParam.nPort = m_nPort;
        pstInParam.szIP = m_strIp.getBytes();
        pstInParam.szPassword = m_strPassword.getBytes();
        pstInParam.szUserName = m_strUser.getBytes();
        //出参
        //设备信息
        NetSDKLib.NET_DEVICEINFO_Ex m_stDeviceInfo = new NetSDKLib.NET_DEVICEINFO_Ex();
        NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY pstOutParam = new NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY();
        pstOutParam.stuDeviceInfo = m_stDeviceInfo;
        // 登陆句柄
        LLong m_hLoginHandle = new LLong(0);
        m_hLoginHandle = netsdk.CLIENT_LoginWithHighLevelSecurity(pstInParam, pstOutParam);
        if (m_hLoginHandle.longValue() == 0) {
//            System.err.printf("Login Device[%s] Port[%d]Failed. %s\n", m_strIp, m_nPort, ToolKits.getErrorCodePrint());
        } else {
//            System.out.println("Login Success [ " + m_strIp + " ]");
//            log.info("登录成功");
        }
        return m_hLoginHandle;
    }

    /**
     * \if ENGLISH_LANG
     * Logout Device
     * \else
     * 登出设备
     * \endif
     */
    public static boolean logout(LLong loginId) {
        boolean bRet = netsdk.CLIENT_Logout(loginId);
        return bRet;
    }

    public static OSDResult getOsd(String serialNumber, LLong loginId) {
        OSDResult osdResult = new OSDResult();
        NetSDKLib.NET_TIME deviceTime = new NetSDKLib.NET_TIME();
        if (!netsdk.CLIENT_QueryDeviceTime(loginId, deviceTime, 3000)) {
//            log.error("CLIENT_QueryDeviceTime Failed!" + ToolKits.getErrorCodePrint());
            return null;
        }
        Date checkTime = new Date();
        osdResult.setCheckTime(checkTime);
        String date = deviceTime.toStringTime();
        date = date.replace("/", "-");
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        try {
            Date time = simpleDateFormat.parse(date);
            osdResult.setOsdTime(time);
        } catch (ParseException e) {
//            log.error("时间解析失败");
        }
        NET_CFG_GBMODE_INFO reserve = new NET_CFG_GBMODE_INFO();
        NET_CFG_GBMODE_INFO osdInfo = new NET_CFG_GBMODE_INFO();
        osdInfo.write();
        boolean b = false;
        /**
         * 通过国标倒数第七位判断通道 0/全景 1/细节
         * 对于海康来说： 国标倒7: 0/全景/通道2 1/细节/通道1
         * 对于大华来说： 国标倒7: 0/全景/通道1 1/细节/通道2
         * 宇视单通道不考虑
         */
        if (serialNumber.charAt(ApiConstants.SerialNumber_Channel) == ApiConstants.SerialNumber_All) {
            b = netsdk.CLIENT_GetConfig(loginId, NET_EM_CFG_GBMODE, 0, osdInfo.getPointer(), osdInfo.size(), 3000, reserve.getPointer());
        } else if (serialNumber.charAt(ApiConstants.SerialNumber_Channel) == ApiConstants.SerialNumber_Detail) {
            b = netsdk.CLIENT_GetConfig(loginId, NET_EM_CFG_GBMODE, 1, osdInfo.getPointer(), osdInfo.size(), 3000, reserve.getPointer());
        }

        if (!b) {
//            log.error("CLIENT_GetConfig Failed!" + ToolKits.getErrorCodePrint());
            return null;
        } else {

            osdInfo.read();
            NET_GBMODE_CUSTOMTITLE_INFO[] stuCustomTitle = osdInfo.stuCustomTitle;
            for (NET_GBMODE_CUSTOMTITLE_INFO title : stuCustomTitle) {
                String position = new String(title.szPositon, StandardCharsets.UTF_8).trim();
                NET_TITLE_OSD_INFO[] stuOSD1 = title.stuOSD;
                for (NET_TITLE_OSD_INFO osd : stuOSD1) {
                    String osdStr = null;
                    osdStr = new String(osd.szText, StandardCharsets.UTF_8).trim();
                    if (!StringUtils.isEmpty(osdStr)) {
                        osdResult.setOSD4(osdStr);
                    }
                }
                if ("LeftDown".equals(position)) {
                    NET_TITLE_OSD_INFO[] stuOSD = title.stuOSD;
                    for (NET_TITLE_OSD_INFO osd : stuOSD) {
                        String osdStr = null;
                        osdStr = new String(osd.szText, StandardCharsets.UTF_8).trim();
//                        log.info("TEXT："+osdStr);
                        if (!StringUtils.isEmpty(osdStr)) {
                            osdResult.setOSD4(osdStr);
                        }
                    }
                } else if ("RightDown".equals(position)) {
                    NET_TITLE_OSD_INFO[] stuOSD = title.stuOSD;
                    int num = 0;
                    for (NET_TITLE_OSD_INFO osd : stuOSD) {
                        String osdStr = null;
                        osdStr = new String(osd.szText, StandardCharsets.UTF_8).trim();
//                        log.info("TEXT："+osdStr);
                        if (!StringUtils.isEmpty(osdStr)) {
                            if (num == 0) {
                                osdResult.setOSD1(osdStr);
                            } else if (num == 1) {
                                osdResult.setOSD2(osdStr);
                            } else if (num == 2) {
                                osdResult.setOSD3(osdStr);
                            } else if (num == 3) {
                                osdResult.setName(osdStr);
                            }
                        }
                        num++;
                    }
                }
            }
        }
        osdResult.setDeviceBrand(DeviceType.DH.getType());
        return osdResult;
    }

    /**
     * 针对利旧设备获取OSD的方法
     * @param serialNumber
     * @param loginId
     * @return
     */
    public static OSDResult getOsdOld(String serialNumber, LLong loginId) {
        OSDResult result = new OSDResult();
        NetSDKLib.NET_OSD_CUSTOM_TITLE osdInfo4 = new NetSDKLib.NET_OSD_CUSTOM_TITLE();
        osdInfo4.emOsdBlendType = NetSDKLib.NET_EM_OSD_BLEND_TYPE.NET_EM_OSD_BLEND_TYPE_MAIN;
        NetSDKLib.NET_OSD_CUSTOM_TITLE reserve4 = new NetSDKLib.NET_OSD_CUSTOM_TITLE();
        osdInfo4.write();
        boolean e = false;
        e = netsdk.CLIENT_GetConfig(loginId, NET_EM_CFG_CUSTOMTITLE, 0, osdInfo4.getPointer(), osdInfo4.size(), 3000, reserve4.getPointer());
        if (!e) {
            log.error("e为空,尝试另一个通道");
            e = netsdk.CLIENT_GetConfig(loginId, NET_EM_CFG_CUSTOMTITLE, 1, osdInfo4.getPointer(), osdInfo4.size(), 3000, reserve4.getPointer());
        }
        if(e) {
            osdInfo4.read();
            NetSDKLib.NET_CUSTOM_TITLE_INFO[] stuCustomTitle = osdInfo4.stuCustomTitle;
            for (NetSDKLib.NET_CUSTOM_TITLE_INFO net_custom_title_info : stuCustomTitle) {
                String name = new String(net_custom_title_info.szText, StandardCharsets.UTF_8).trim();
                log.info("name:{}",name);
                if(StringUtils.isNotEmpty(name) && name.contains("|")){
                    String[] osdNames = name.split("\\|");
                    //剔除掉空串
//                    List<String> nonEmptyList = new ArrayList<>();
//                    for (String osd : osdNames) {
//                        if (StringUtils.isNotEmpty(osd)) {
//                            nonEmptyList.add(osd);
//                        }
//                    }
                    result.setOSD1(osdNames[0]);
                    result.setOSD2(osdNames[1]);
                    result.setOSD3(osdNames[2]);
                    result.setName(osdNames[3]);
                }
            }
        }else {
            log.error(serialNumber,"利旧osd为空");
        }
        return result;
    }

    /**
     * 获取单个配置
     * @param hLoginHandle 登陆句柄
     * @param nChn 通道号，-1 表示全通道
     * @param strCmd 配置名称
     * @param cmdObject 配置对应的结构体对象
     * @return 成功返回 true
     */
    public static boolean GetDevConfig(LLong hLoginHandle, int nChn, String strCmd, Structure cmdObject) {
        boolean result = false;
        IntByReference error = new IntByReference(0);
        int nBufferLen = 2*1024*1024;
        byte[] strBuffer = new byte[nBufferLen];

        if(netsdk.CLIENT_GetNewDevConfig( hLoginHandle, strCmd , nChn, strBuffer, nBufferLen,error,3000,null)) {
            cmdObject.write();
            if (netsdk.CLIENT_ParseData(strCmd, strBuffer, cmdObject.getPointer(),
                    cmdObject.size(), null)) {
                cmdObject.read();
                result = true;
            } else {
                System.err.println("Parse " + strCmd + " Config Failed!" + ToolKits.getErrorCodePrint());
                result = false;
            }
        } else {
            System.err.println("调用失败");
            result = false;
        }

        return result;
    }

}