package com.netsdk.demo.customize;

import com.netsdk.demo.util.CaseMenu;
import com.netsdk.lib.NetSDKLib;
import com.netsdk.lib.ToolKits;
import com.netsdk.lib.callback.impl.DefaultDisconnectCallback;
import com.netsdk.lib.callback.impl.DefaultHaveReconnectCallBack;
import com.netsdk.lib.structure.*;
import com.sun.jna.Memory;
import com.sun.jna.Pointer;

import java.io.File;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.Date;

import static com.netsdk.lib.Utils.getOsPrefix;

/**
 * @author 291189
 * @version 1.0
 * @description
 * @date 2023/12/26 16:33
 */
public class GeneralDemo {

    // SDk对象初始化
    public static final NetSDKLib netsdk = NetSDKLib.NETSDK_INSTANCE;
    public static final NetSDKLib configsdk = NetSDKLib.CONFIG_INSTANCE;

    // 判断是否初始化
    private static boolean bInit = false;
    // 判断log是否打开
    private static boolean bLogOpen = false;
    // 设备信息
    private NetSDKLib.NET_DEVICEINFO_Ex deviceInfo = new NetSDKLib.NET_DEVICEINFO_Ex();
    // 登录句柄
    private NetSDKLib.LLong loginHandle = new NetSDKLib.LLong(0);

    // 回调函数需要是静态的，防止被系统回收
    // 断线回调
    private static NetSDKLib.fDisConnect disConnectCB = DefaultDisconnectCallback.getINSTANCE();
    // 重连回调
    private static NetSDKLib.fHaveReConnect haveReConnectCB = DefaultHaveReconnectCallBack.getINSTANCE();

    //订阅句柄
    NetSDKLib.LLong lAttachHandle = new NetSDKLib.LLong(0);
    // 编码格式
    public static String encode;

    static {
        String osPrefix = getOsPrefix();
        if (osPrefix.toLowerCase().startsWith("win32-amd64")) {
            encode = "GBK";
        } else if (osPrefix.toLowerCase().startsWith("linux-amd64")) {
            encode = "UTF-8";
        }
    }

    /**
     * 按照指定格式，获取当前时间
     */
    public static String getDate() {
        SimpleDateFormat simpleDate = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        return simpleDate.format(new Date()).replaceAll("[^0-9]", "-");
    }

    /**
     * 初始化SDK库
     */
    public static boolean initSdk() {
        bInit = netsdk.CLIENT_Init(disConnectCB, null);// 进程启动时，初始化一次
        if (!bInit) {
            System.out.println("Initialize SDK failed");
            return false;
        }
        // 配置日志
        enableLog();
        // 设置断线重连回调接口, 此操作为可选操作，但建议用户进行设置
        netsdk.CLIENT_SetAutoReconnect(haveReConnectCB, null);
        // 设置登录超时时间和尝试次数，可选
        // 登录请求响应超时时间设置为3S
        int waitTime = 3000; //单位为ms
        // 登录时尝试建立链接 1 次
        int tryTimes = 1;
        // 设置连接设备超时时间和尝试次数
        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();
        // 登录时尝试建立链接的超时时间
        netParam.nConnectTime = 10000;
        // 设置子连接的超时时间
        netParam.nGetConnInfoTime = 3000;
        //设置登陆网络环境
        netsdk.CLIENT_SetNetworkParam(netParam);
        return true;
    }

    /**
     * 打开 sdk log
     */
    private static void enableLog() {
        // SDK全局日志打印信息
        NetSDKLib.LOG_SET_PRINT_INFO setLog = new NetSDKLib.LOG_SET_PRINT_INFO();
        //设置日志路径
        File path = new File("sdklog/");
        //判断日志路径是否存在，若不存在则创建
        if (!path.exists()){
            path.mkdir();
        }
        // 这里的log保存地址依据实际情况自己调整
        String logPath = path.getAbsoluteFile().getParent() + "\\sdklog\\" + "sdklog" + getDate() + ".log";
        //日志输出策略,0:输出到文件(默认); 1:输出到窗口,
        setLog.nPrintStrategy = 0;
        //是否重设日志路径, 取值0否 ,1是
        setLog.bSetFilePath = 1;
        //日志路径(默认"./sdk_log/sdk_log.log")
        byte[] szLogFilePath = setLog.szLogFilePath;
        //自定义log保存地址，将数据logPath数据copy到LOG_SET_PRINT_INFO-->szLogFilePath变量中
        System.arraycopy(logPath.getBytes(), 0, szLogFilePath, 0, logPath.getBytes().length);
        //是否重设日志打印输出策略 取值0否 ,1是
        setLog.bSetPrintStrategy = 1;
        // 打开日志功能
        bLogOpen = netsdk.CLIENT_LogOpen(setLog);
        if (!bLogOpen){
            System.err.println("Failed to open NetSDK log "+ ToolKits.getErrorCode());
        }else {
            System.out.println("Success to open NetSDK log ");
        }
    }

    /**
     * 高安全登录
     */
    public void loginWithHighLevel() {
        // 输入结构体参数
        NetSDKLib.NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY pstlnParam = new NetSDKLib.NET_IN_LOGIN_WITH_HIGHLEVEL_SECURITY() {
            {
                // IP
                szIP = m_strIpAddr.getBytes();
                // 端口
                nPort = m_nPort;
                // 用户名
                szUserName = m_strUser.getBytes();
                // 密码
                szPassword = m_strPassword.getBytes();
            }
        };
        // 登录的输出结构体参数
        NetSDKLib.NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY pstOutParam = new NetSDKLib.NET_OUT_LOGIN_WITH_HIGHLEVEL_SECURITY();
        // 高安全级别登陆
        loginHandle = netsdk.CLIENT_LoginWithHighLevelSecurity(pstlnParam, pstOutParam);
        if (loginHandle.longValue() == 0) {  //登陆失败
            System.err.printf("Login Device[%s] Port[%d]Failed. %s\n", m_strIpAddr, m_nPort, ToolKits.getErrorCode());

        } else {
            //登陆成功
            // 获取设备信息
            deviceInfo = pstOutParam.stuDeviceInfo;
            System.out.printf("Login Success Device Address[%s] 设备包含[%d]个通道 \n",m_strIpAddr,deviceInfo.byChanNum);
        }
    }

    /**
     * 退出
     */
    public void logOut() {
        //判断是否已登录
        if (loginHandle.longValue() != 0) {
            netsdk.CLIENT_Logout(loginHandle);
            System.out.println("LogOut Success");
        }
    }

    /**
     * 清理sdk环境并退出
     */
    public static void cleanAndExit() {
        //判断log是否打开
        if (bLogOpen) {
            // 关闭sdk日志打印
            netsdk.CLIENT_LogClose();
        }
        // 进程关闭时，调用一次
        netsdk.CLIENT_Cleanup();
        System.exit(0);
    }


    public static Pointer getStringToPointer(String src, String charset) {
        Pointer pointer = null;
        try {
            byte[] b = src.getBytes(charset);

            pointer = new Memory(b.length + 1);
            pointer.clear(b.length + 1);

            pointer.write(0, b, 0, b.length);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return pointer;
    }

    public static void StringToByteArr(String src, byte[] dst,String charName) {
        try {
            byte[] GBKBytes = src.getBytes(charName);
            for (int i = 0; i < GBKBytes.length; i++) {
                dst[i] = (byte) GBKBytes[i];
            }
        } catch (Exception e1) {
            e1.printStackTrace();
        }
    }
    /**
     * 报警事件（智能）回调
     */
    private static class AnalyzerDataCB implements NetSDKLib.fAnalyzerDataCallBack {
        private final File picturePath;
        private static AnalyzerDataCB instance;

        private AnalyzerDataCB() {
            picturePath = new File("./AnalyzerPicture/");
            if (!picturePath.exists()) {
                picturePath.mkdirs();
            }
        }

        public static AnalyzerDataCB getInstance() {
            if (instance == null) {
                synchronized (AnalyzerDataCB.class) {
                    if (instance == null) {
                        instance = new AnalyzerDataCB();
                    }
                }
            }
            return instance;
        }

        @Override
        public int invoke(NetSDKLib.LLong lAnalyzerHandle, int dwAlarmType, Pointer pAlarmInfo, Pointer pBuffer, int dwBufSize,
                          Pointer dwUser, int nSequence, Pointer reserved) {

            System.out.println("dwAlarmType--------------------" + dwAlarmType);
            if (lAnalyzerHandle == null || lAnalyzerHandle.longValue() == 0) {
                return -1;
            }

            switch (dwAlarmType) {
                case NetSDKLib.EVENT_IVS_GENERAL_ATTITUDE_DETECTION: {// 姿态检测事件(对应 DEV_EVENT_GENERAL_ATTITUDE_DETECTION_INFO)
                    System.out.println("姿态检测事件" );
                    DEV_EVENT_GENERAL_ATTITUDE_DETECTION_INFO msg=new DEV_EVENT_GENERAL_ATTITUDE_DETECTION_INFO();

                    ToolKits.GetPointerData(pAlarmInfo, msg);

                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);

                    try {
                        System.out.println("szName:"+new String(msg.szName,encode ));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    System.out.println("stuUTC:"+msg.stuUTC.toString());

                    NET_SCENE_IMAGE_INFO stuSceneImage = msg.stuSceneImage;

                    if (stuSceneImage != null && stuSceneImage.nLength > 0) {
                        String picture = picturePath + "/" + System.currentTimeMillis() + "_ATTITUDE_DETECTION.jpg";
                        ToolKits.savePicture(pBuffer, stuSceneImage.nOffSet, stuSceneImage.nLength, picture);
                    }
                    break;
                }
                case NetSDKLib.EVENT_IVS_MULTI_MAN_NUM_DETECTION: {// 讯问会见室人数报警事件(对应 NET_DEV_EVENT_MULTI_MAN_NUM_DETECTION_INFO)
                    System.out.println("讯问会见室人数报警事件" );
                    NET_DEV_EVENT_MULTI_MAN_NUM_DETECTION_INFO msg=new NET_DEV_EVENT_MULTI_MAN_NUM_DETECTION_INFO();

                    ToolKits.GetPointerData(pAlarmInfo, msg);

                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);

                    try {
                        System.out.println("szName:"+new String(msg.szName,encode ));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    System.out.println("stuUTC:"+msg.stuUTC.toString());

                    String picture = picturePath + "/" + System.currentTimeMillis() + "_MAN_NUM_DETECTION.jpg";
                    ToolKits.savePicture(pBuffer, dwBufSize, picture);
                    break;
                }
                case NetSDKLib.EVENT_IVS_OBJECT_QUANTITY_DETECTION: {// 目标类型和数量检测报警事件(对应 NET_DEV_EVENT_OBJECT_QUANTITY_DETECTION_INFO)
                    System.out.println("目标类型和数量检测报警事件" );
                    NET_DEV_EVENT_OBJECT_QUANTITY_DETECTION_INFO msg=new NET_DEV_EVENT_OBJECT_QUANTITY_DETECTION_INFO();


                    ToolKits.GetPointerData(pAlarmInfo, msg);

                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);

                    try {
                        System.out.println("szName:"+new String(msg.szName,encode ));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    System.out.println("stuUTC:"+msg.stuUTC.toString());

                    String picture = picturePath + "/" + System.currentTimeMillis() + "_OBJECT_QUANTITY_DETECTION.jpg";
                    ToolKits.savePicture(pBuffer, dwBufSize, picture);
                    break;
                }

                case NetSDKLib.EVENT_IVS_DISTRESS_DETECTION: {// 求救检测事件 ( 对应 DEV_EVENT_DISTRESS_DETECTION_INFO )
                    System.out.println("求救检测事件" );
                    DEV_EVENT_DISTRESS_DETECTION_INFO msg=new DEV_EVENT_DISTRESS_DETECTION_INFO();


                    ToolKits.GetPointerData(pAlarmInfo, msg);

                    /**
                     通道号
                     */
                    System.out.println("nChannelID:"+msg.nChannelID);

                    try {
                        System.out.println("szName:"+new String(msg.szName,encode ));
                    } catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                    System.out.println("PTS:"+ new Date((long) msg.PTS));

                    String picture = picturePath + "/" + System.currentTimeMillis() + "_DISTRESS_DETECTION.jpg";
                    ToolKits.savePicture(pBuffer, dwBufSize, picture);
                    break;
                }
            }

            return 0;
        }
    }
    /**
     * 停止侦听智能事件
     */
    public void DetachEventRealLoadPic() {
        if (lAttachHandle.longValue() != 0) {
            netsdk.CLIENT_StopLoadPic(lAttachHandle);
        }
    }

        public void runTest()
        {
            System.out.println("Run Test");
            CaseMenu menu = new CaseMenu();;
            menu.addItem(new CaseMenu.Item(this, "订阅智能事件", "AttachEventRealLoadPic"));
            menu.addItem(new CaseMenu.Item(this, "停止侦听智能事件", "DetachEventRealLoadPic"));
            menu.run();
        }

        // 配置登陆地址，端口，用户名，密码
        private String m_strIpAddr = "172.13.76.5";
        private int m_nPort = 37777;
        private String m_strUser = "admin";
        private String m_strPassword = "admin123";
        public static void main(String[] args) {
            GeneralDemo demo=new GeneralDemo();
            demo.initTest();
            demo.runTest();
            demo.endTest();
        }

        /**
         * 初始化测试
         */
        public void initTest() {
            initSdk();

            this.loginWithHighLevel();
        }

        /**
         * 结束测试
         */
        public void endTest() {
            System.out.println("End Test");
            this.logOut(); // 登出设备
            System.out.println("See You...");
            cleanAndExit(); // 清理资源并退出
        }
}