package com.netsdk.demo.example;


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.NativeLong;
import com.sun.jna.Pointer;

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

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

public class AutoBoltDemo {

    // 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);
    }

    /**
     * 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
    }



    private static class MessCallBack implements NetSDKLib.fMessCallBack {

        private static AutoBoltDemo.MessCallBack instance;

        private MessCallBack() {
        }

        public static MessCallBack getInstance() {
            if (instance == null) {
                    if (instance == null) {
                        instance = new AutoBoltDemo.MessCallBack();
                    }
            }
            return instance;
        }

        public boolean invoke(int lCommand, final NetSDKLib.LLong lLoginID,
                              Pointer pStuEvent, int dwBufLen, String strDeviceIP,
                              NativeLong nDevicePort, Pointer dwUser) {

            System.out.println(".....");
            if (pStuEvent == null || dwBufLen <= 0) {
                return false;
            }

            /// 具体事件类,
            switch (lCommand) {
                case NetSDKLib.NET_EVENT_LEFT_DETECTION : // 物品遗留事件( 对应结构体 ALARM_EVENT_LEFT_INFO )
                {
                    ALARM_EVENT_LEFT_INFO msg = new ALARM_EVENT_LEFT_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("物品遗留事件");
                    try {
                        System.out.println("dwSize : " + msg.dwSize);

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

                        /**
                         * / 时间戳(单位是毫秒)
                         */
                        System.out.println("PTS : " + msg.PTS);

                        /**
                         * / 事件发生的时间
                         */
                        System.out.println("UTC : " + msg.UTC.toString());

                        /**
                         * / 事件ID
                         */
                        System.out.println("nEventID : " + msg.nEventID);

                        /**
                         * / 事件动作,0表示脉冲事件,1表示持续性事件开始,2表示持续性事件结束;
                         */
                        System.out.println("nEventAction : " + msg.nEventAction);

                        /**
                         * / 规则被触发生次数
                         */
                        System.out.println("nOccurrenceCount : " + msg.nOccurrenceCount);

                        /**
                         * / 事件级别,GB30147需求项
                         */
                        System.out.println("nLevel : " + msg.nLevel);

                        /**
                         * / 事件触发的预置点号，从1开始（没有表示未知）
                         */
                        System.out.println("nPreserID ： " + msg.nPreserID);

                        /**
                         * / 事件触发的预置名称
                         */
                        System.out.println("szPresetName : " + new String(msg.szPresetName, encode));

                        /**
                         * / 事件公共扩展字段结构体
                         */
                        System.out.println("stuEventInfoEx : " + msg.stuEventInfoEx.toString());

                    }  catch (UnsupportedEncodingException e) {
                        e.printStackTrace();
                    }
                }
                case NetSDKLib.NET_EVENT_TAKENAWAYDETECTION : //  物品搬移事件(对应结构体 ALARM_TAKENAWAY_DETECTION_INFO)
                {
                    ALARM_TAKENAWAY_DETECTION_INFO msg = new ALARM_TAKENAWAY_DETECTION_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("物品搬运事件");

                    System.out.println("ALARM_TAKENAWAY_DETECTION_INFO{" +
                            "dwSize=" + msg.dwSize +
                            ", nChannelID=" + msg.nChannelID +
                            ", PTS=" + msg.PTS +
                            ", UTC=" + msg.UTC +
                            ", nEventID=" + msg.nEventID +
                            ", nEventAction=" + msg.nEventAction +
                            ", nOccurrenceCount=" + msg.nOccurrenceCount +
                            ", nLevel=" + msg.nLevel +
                            ", nPreserID=" + msg.nPreserID +
                            ", szPresetName=" + Arrays.toString(msg.szPresetName) +
                            ", stuEventInfoEx=" + msg.stuEventInfoEx.toString() +
                            '}');
                }
                case NetSDKLib.NET_ALARM_MOVEDETECTION : //  移动事件(对应ALARM_MOVE_DETECTION_INFO)
                {
                    ALARM_MOVE_DETECTION_INFO msg = new ALARM_MOVE_DETECTION_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("移动事件");

                    System.out.println("ALARM_MOVE_DETECTION_INFO{" +
                            "nAction=" + msg.nAction +
                            ", nChannelID=" + msg.nChannelID +
                            ", dbPTS=" + msg.dbPTS +
                            ", stuTime=" + msg.stuTime.toString() +
                            ", nEventID=" + msg.nEventID +
                            ", nCount=" + msg.nCount +
                            ", stuEventInfoEx=" + msg.stuEventInfoEx.toString() +
                            ", byReserved=" + Arrays.toString(msg.byReserved) +
                            '}');
                }
                case NetSDKLib.NET_ALARM_WANDERDETECTION : // 徘徊事件(对应ALARM_WANDERDETECTION_INFO)
                {
                    ALARM_WANDERDETECTION_INFO msg = new ALARM_WANDERDETECTION_INFO();
                    ToolKits.GetPointerData(pStuEvent, msg);
                    System.out.println("徘徊事件");

                    System.out.println("ALARM_WANDERDETECTION_INFO{" +
                            "nAction=" + msg.nAction +
                            ", nChannelID=" + msg.nChannelID +
                            ", dbPTS=" + msg.dbPTS +
                            ", stuTime=" + msg.stuTime.toString() +
                            ", nEventID=" + msg.nEventID +
                            ", nCount=" + msg.nCount +
                            ", nLevel=" + msg.nLevel +
                            ", nPreserID=" + msg.nPreserID +
                            ", szPresetName=" + Arrays.toString(msg.szPresetName) +
                            ", stuEventInfoEx=" + msg.stuEventInfoEx.toString() +
                            ", byReserved=" + Arrays.toString(msg.byReserved) +
                            '}');
                }
                default:
                    System.out.println("lCommand:"+lCommand);
                    break;
            }

            return true;

        }

    }

    /**
     * 订阅任务， start listen
     */
    public void AttachStartListen() {

        /// 订阅回调
        netsdk.CLIENT_SetDVRMessCallBack(MessCallBack.getInstance(), null);

        boolean bRet = netsdk.CLIENT_StartListenEx(loginHandle);

        if (bRet) {
            System.out.println("CLIENT_StartListenEx success.");
        } else {
            System.out.printf("CLIENT_StartListenEx fail, error:%s\n", ToolKits.getErrorCode());
        }
    }

    /**
     * 退订任务， stop listen
     */
    public void DetachStopListen() {
        boolean bRet = netsdk.CLIENT_StopListen(loginHandle);
        if (bRet) {
            System.out.println("CLIENT_StopListen success");
        } else {
            System.out.printf("CLIENT_StopListen fail, error:%s\n", ToolKits.getErrorCode());
        }
    }

    public void runTest()
    {
        System.out.println("Run Test");
        CaseMenu menu = new CaseMenu();;
        menu.addItem(new CaseMenu.Item(this, "订阅报警事件", "AttachStartListen"));
        menu.addItem(new CaseMenu.Item(this, "停止订阅报警事件", "DetachStopListen"));
        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 = 37788;
    private String m_strUser = "admin";
    private String m_strPassword = "admin";
    public static void main(String[] args) {
        AutoBoltDemo demo=new AutoBoltDemo();
        demo.initTest();
        demo.runTest();
        demo.endTest();
    }

}