package com.netsdk.demo.customize;

import com.netsdk.demo.util.CaseMenu;
import com.netsdk.lib.NativeString;
import com.netsdk.lib.NetSDKLib;
import com.netsdk.lib.ToolKits;
import com.netsdk.lib.callback.impl.DefaultHaveReconnectCallBack;
import com.netsdk.lib.enumeration.EM_REASON_TYPE;
import com.netsdk.lib.structure.*;
import com.sun.jna.Memory;
import com.sun.jna.Pointer;
import com.sun.jna.Structure;
import com.sun.jna.ptr.IntByReference;

import java.io.File;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Scanner;

import static com.netsdk.lib.NetSDKLib.CtrlType.CTRLTYPE_CTRL_START_PLAYAUDIO;
import static com.netsdk.lib.NetSDKLib.CtrlType.CTRLTYPE_CTRL_STOP_PLAYAUDIO;
import static com.netsdk.lib.Utils.getOsPrefix;

public class RemoteSpeakPlayDemo {


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

    /**
     * 选择通道
     */
    private int channelId = -1;// 逻辑通道
    // 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);
    // 智能事件订阅句柄
    private NetSDKLib.LLong m_attachHandle = new NetSDKLib.LLong(0);

    //实现断线重连静态单例
    public static class DefaultDisconnectCallback implements NetSDKLib.fDisConnect {
        private static volatile DefaultDisconnectCallback INSTANCE;

        private DefaultDisconnectCallback() {}

        public static DefaultDisconnectCallback getINSTANCE() {
            if (INSTANCE == null) {
                synchronized (DefaultDisconnectCallback.class){
                    if (INSTANCE == null){
                        INSTANCE = new DefaultDisconnectCallback();
                    }
                }
            }
            return INSTANCE;
        }

        @Override
        public void invoke(NetSDKLib.LLong lLoginID, String pchDVRIP, int nDVRPort, Pointer dwUser) {
            System.out.printf("Device[%s] Port[%d] DisConnected!\n", pchDVRIP, nDVRPort);
        }
    }

    // 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);
        }
    }

    /**
     * 停止侦听智能事件
     */
    public void DetachEventRealLoadPic() {
        if (m_attachHandle.longValue() != 0) {
            netsdk.CLIENT_StopLoadPic(m_attachHandle);
            System.out.println("CLIENT_StopLoadPic Success");
        }
    }

    /**
     * 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
    }

    public void runTest()
    {
        System.out.println("Run Test");
        CaseMenu menu = new CaseMenu();
        menu.addItem(new CaseMenu.Item(this, "获取设备音频能力", "getDeviceAudioCap"));
        menu.addItem(new CaseMenu.Item(this, "音频文件预上传", "preAudioUpload"));
        menu.addItem(new CaseMenu.Item(this, "上传音频文件", "audioUpload"));
        menu.addItem(new CaseMenu.Item(this, "获取音频文件列表", "audioList"));
        menu.addItem(new CaseMenu.Item(this, "开始播放音频文件", "audioPlayStart"));
        menu.addItem(new CaseMenu.Item(this, "停止播放音频文件", "audioPlayStop"));
        menu.addItem(new CaseMenu.Item(this, "删除音频文件", "audioRemove"));
        menu.run();
    }

    // 配置登陆地址，端口，用户名，密码
    private String m_strIpAddr = "172.13.76.116";
    private int m_nPort = 37777;
    private String m_strUser = "admin";
    private String m_strPassword = "admin111";

    public static void main(String[] args) {
        RemoteSpeakPlayDemo demo=new RemoteSpeakPlayDemo();
        demo.initTest();
        demo.runTest();
        demo.endTest();
    }

    private List<String> audioPaths;
    private List<String> destPaths;
    private List<String> audios;
    int nChannel = 0;//通道号
    // 测试时可以进入设备->相机设置->音频->报警声音—>下载
    private final String srcFile = "D:\\download\\alarm1.wav";

    public RemoteSpeakPlayDemo(){
        audioPaths=new ArrayList<>();
        destPaths=new ArrayList<>();
        audios=new ArrayList<>();
    }

    /**
     * 获取设备音频能力:查看可上传路径，支持的音频格式
     */
    public void getDeviceAudioCap(){
        String audioCap=NetSDKLib.CFG_CAP_CMD_SPEAK;
        NET_CFG_CAP_SPEAK speak=new NET_CFG_CAP_SPEAK();
        if(getDevConfig(loginHandle,audioCap,speak,-1)){
            destPaths.clear();
            System.out.println("播放路径个数: "+speak.nAudioPlayPathNum);
            for (int i = 0; i < speak.nAudioPlayPathNum; i++) {
                System.out.println("is support upload: "+speak.stuAudioPlayPath[i].bSupportUpload+",path: "+new String(speak.stuAudioPlayPath[i].szPath)+",max file upload number:"+speak.stuAudioPlayPath[i].nMaxFileUploadNum+",max file upload size(kb): "+speak.stuAudioPlayPath[i].nMaxUploadFileSize/1024.0);
                if(speak.stuAudioPlayPath[i].bSupportUpload){
                    try {
                        destPaths.add(new String(speak.stuAudioPlayPath[i].szPath, encode).trim());
                    }catch (Exception e){
                        e.getMessage();
                    }

                }

                if(!"".equals(new String(speak.stuAudioPlayPath[i].szPath).trim())){
                    try {
                        audioPaths.add(new String(speak.stuAudioPlayPath[i].szPath,encode).trim());
                    }catch (Exception e){
                        e.getMessage();
                    }
                }
            }
        }
    }

    /**
     * 查询设备能力集
     * @param loginHandle 登录句柄
     * @param command 能力集命令
     * @param structure 能力集的结构体
     * @param channelID 通道号
     * @return
     */
    private boolean getDevConfig(NetSDKLib.LLong loginHandle, String command, Structure structure, int channelID){
        boolean result=false;
        int error[] = {0};
        int nBufferLen = 100*1024;
        byte[] strBuffer = new byte[nBufferLen];
        result=netsdk.CLIENT_QueryNewSystemInfo(loginHandle,command,channelID,strBuffer,nBufferLen,new IntByReference(0),3000);
        if(result){
            structure.write();
            if(configsdk.CLIENT_ParseData(command,strBuffer,structure.getPointer(),structure.size(),null)){
                structure.read();
            }else{
                System.out.println("Parse " + command + " Config Failed!");
            }
        }else{
            System.out.printf("Get %s Config Failed!Last Error = %s\n" , command , ToolKits.getErrorCode());
        }
        return result;
    }


    /**
     * 音频文件预上传，校验该文件是否可以上传
     */
    public void preAudioUpload(){
        NET_IN_PRE_UPLOAD_REMOTE_FILE inparam=new NET_IN_PRE_UPLOAD_REMOTE_FILE();
        inparam.pszFileSrc=new File(srcFile).getAbsolutePath();
        Scanner scanner=new Scanner(System.in);
        for (int i = 0; i < destPaths.size(); i++) {
            System.out.println(i+" : "+destPaths.get(i));
        }
        System.out.println("please input the num to select the path to preupload: ");
        String destPath=destPaths.get(scanner.nextInt());
        //要上传的路径,上传文件夹+文件名
        inparam.pszFileDst=destPath+new File(srcFile).getName();
        NET_OUT_PRE_UPLOAD_REMOTE_FILE outparam=new NET_OUT_PRE_UPLOAD_REMOTE_FILE();
        boolean preUpload = netsdk.CLIENT_PreUploadRemoteFile(loginHandle,inparam,outparam,3000);
        if(preUpload){
            // emType为0则没有问题
            if(outparam.emType == 0){
                System.out.println("can upload: "+outparam.bContinue2Upload);
            }else {
                System.out.println("can upload: "+outparam.bContinue2Upload+",reason:"+ EM_REASON_TYPE.getReason(outparam.emType));
            }
        }else{
            System.out.println("pre upload failed: "+ToolKits.getErrorCode());
        }
    }
    /**
     * 上传音频文件
     */
    public void audioUpload(){
        Scanner scanner=new Scanner(System.in);
        for (int i = 0; i < destPaths.size(); i++) {
            System.out.println(i+" : "+destPaths.get(i));
        }
        System.out.println("please input the num to select the path to upload: ");
        String destPath = destPaths.get(scanner.nextInt());
        //入参
        NetSDKLib.NET_IN_UPLOAD_REMOTE_FILE uploadParam=new NetSDKLib.NET_IN_UPLOAD_REMOTE_FILE();
        //要上传的文件
        File file=new File(srcFile);
        String filePath=file.getAbsolutePath();
        String fileName=file.getName();
        //源文件的路径
        uploadParam.pszFileSrc=new NativeString(filePath).getPointer();
        //目标文件名称
        uploadParam.pszFileDst=new NativeString(fileName).getPointer();
        // 接口参数上的注释:目标文件夹路径：可为NULL, NULL时设备使用默认路径
        //注意:如果为null,会使用默认路径，但使用默认路径上传会失败,
        // 需要先获取设备音频能力集，得到可上传的路径,并设置为目标文件夹路径
        uploadParam.pszFolderDst=new NativeString(destPath).getPointer();
        //文件分包大小(字节): 0表示不分包
        uploadParam.nPacketLen=1024*2;
        NetSDKLib.NET_OUT_UPLOAD_REMOTE_FILE uploadOutParam=new NetSDKLib.NET_OUT_UPLOAD_REMOTE_FILE();
        uploadParam.write();
        boolean isUpload = netsdk.CLIENT_UploadRemoteFile(loginHandle,uploadParam,uploadOutParam,3000);
        uploadParam.read();
        if(isUpload){
            System.out.println("upload audio success!");
        }else{
            /**
             * 如果上传失败,请检查上传的文件大小，上传路径,上传格式
             */
            System.out.println("failed to upload audio.the error is "+ToolKits.getErrorCode());
        }
    }


    /**
     * 获取音频文件列表
     */
    public void audioList(){
        // 出参
        NetSDKLib.NET_OUT_LIST_REMOTE_FILE stOut = new NetSDKLib.NET_OUT_LIST_REMOTE_FILE();
        audios.clear();
        for (String path:audioPaths) {
            NetSDKLib.SDK_REMOTE_FILE_INFO[] remoteFile = ToolKits.ListAudioFile(loginHandle, path, stOut);
            if(remoteFile != null) {
                System.out.println("nRetFileCount : " + stOut.nRetFileCount);
                for(int j = 0; j < stOut.nRetFileCount; j++) {
                    try {
                        System.out.println("szPath : " + new String(remoteFile[j].szPath, encode).trim());
                        audios.add(new String(remoteFile[j].szPath,encode).trim());
                    }catch (Exception e){
                        e.getMessage();
                    }
                }
            } else {
                System.err.println("ListRemoteFile Failed!" + ToolKits.getErrorCode());
            }
        }

    }

    /**
     * 开始播放音频文件
     */
    public void audioPlayStart(){

        for(int i=0;i<audios.size();i++){
            System.out.println(i+" : "+audios.get(i));
        }
        System.out.println("Please choose the audio to play,input the num: ");
        Scanner scanner=new Scanner(System.in);
        String path=audios.get(scanner.nextInt());
        NetSDKLib.NET_CTRL_START_PLAYAUDIO playParam=new NetSDKLib.NET_CTRL_START_PLAYAUDIO();
        //字节数组赋值请使用System.arraycopy
        try {
            byte[] pathArray=path.getBytes(encode);//解决中文解析问题
            System.arraycopy(pathArray,0,playParam.szAudioPath,0,pathArray.length);
        }catch (Exception e){
            e.getMessage();
        }
        Pointer pointer=new Memory(playParam.size());
        ToolKits.SetStructDataToPointer(playParam,pointer,0);
        boolean isPlay=netsdk.CLIENT_ControlDevice(loginHandle,CTRLTYPE_CTRL_START_PLAYAUDIO,pointer,3000);
        if(isPlay){
            System.out.println("play audio success.");
        }else{
            System.out.println("failed to play audio.the error is "+ToolKits.getErrorCode());
        }
    }

    /**
     * 停止播放音频文件
     */
    public void audioPlayStop(){

        boolean isPlay=netsdk.CLIENT_ControlDevice(loginHandle,CTRLTYPE_CTRL_STOP_PLAYAUDIO,null,3000);
        if(isPlay){
            System.out.println("play stop success.");
        }else{
            System.out.println("failed to stop audio.the error is "+ToolKits.getErrorCode());
        }
    }

    /**
     * 删除音频文件
     */
    public void audioRemove(){
        for(int i=0;i<audios.size();i++){
            System.out.println(i+" : "+audios.get(i));
        }
        System.out.println("Please choose the audio to remove,input the num: ");
        Scanner scanner=new Scanner(System.in);
        int     index=scanner.nextInt();
        String path=audios.get(index);
        if(ToolKits.RemoveAudioFiles(loginHandle, path)) {
            System.out.println("RemoveRemoteFiles Succeed!");
            audios.remove(index);
        } else {
            System.err.println("RemoveRemoteFiles Failed!" + ToolKits.getErrorCode());
        }

    }
}