wvp/src/main/java/com/genersoft/iot/vmp/service/impl/PlayServiceImpl.java

package com.genersoft.iot.vmp.service.impl;

import com.alibaba.fastjson2.JSON;
import com.alibaba.fastjson2.JSONArray;
import com.alibaba.fastjson2.JSONObject;
import com.genersoft.iot.vmp.common.StreamInfo;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.conf.exception.ControllerException;
import com.genersoft.iot.vmp.conf.exception.ServiceException;
import com.genersoft.iot.vmp.conf.exception.SsrcTransactionNotFoundException;
import com.genersoft.iot.vmp.gb28181.bean.*;
import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;
import com.genersoft.iot.vmp.gb28181.session.VideoStreamSessionManager;
import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
import com.genersoft.iot.vmp.gb28181.transmit.callback.RequestMessage;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommanderFroPlatform;
import com.genersoft.iot.vmp.media.zlm.AssistRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
import com.genersoft.iot.vmp.media.zlm.ZlmHttpHookSubscribe;
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeFactory;
import com.genersoft.iot.vmp.media.zlm.dto.HookSubscribeForStreamChange;
import com.genersoft.iot.vmp.media.zlm.dto.MediaServerItem;
import com.genersoft.iot.vmp.service.IDeviceService;
import com.genersoft.iot.vmp.service.IMediaServerService;
import com.genersoft.iot.vmp.service.IMediaService;
import com.genersoft.iot.vmp.service.IPlayService;
import com.genersoft.iot.vmp.service.bean.InviteTimeOutCallback;
import com.genersoft.iot.vmp.service.bean.PlayBackCallback;
import com.genersoft.iot.vmp.service.bean.PlayBackResult;
import com.genersoft.iot.vmp.service.bean.SSRCInfo;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.utils.DateUtil;
import com.genersoft.iot.vmp.utils.redis.RedisUtil;
import com.genersoft.iot.vmp.vmanager.bean.ErrorCode;
import com.genersoft.iot.vmp.vmanager.bean.WVPResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;

import javax.sip.InvalidArgumentException;
import javax.sip.ResponseEvent;
import javax.sip.SipException;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.text.ParseException;
import java.util.List;
import java.util.UUID;

@SuppressWarnings(value = {"rawtypes", "unchecked"})
@Service
public class PlayServiceImpl implements IPlayService {

    private final static Logger logger = LoggerFactory.getLogger(PlayServiceImpl.class);

    @Autowired
    private IVideoManagerStorage storager;

    @Autowired
    private SIPCommander cmder;

    @Autowired
    private SIPCommanderFroPlatform sipCommanderFroPlatform;

    @Autowired
    private IRedisCatchStorage redisCatchStorage;

    @Autowired
    private DeferredResultHolder resultHolder;

    @Autowired
    private ZLMRESTfulUtils zlmresTfulUtils;

    @Autowired
    private AssistRESTfulUtils assistRESTfulUtils;

    @Autowired
    private IMediaService mediaService;

    @Autowired
    private IMediaServerService mediaServerService;

    @Autowired
    private VideoStreamSessionManager streamSession;


    @Autowired
    private IDeviceService deviceService;

    @Autowired
    private UserSetting userSetting;

    @Autowired
    private DynamicTask dynamicTask;

    @Autowired
    private ZlmHttpHookSubscribe subscribe;


    @Override
    public void play(MediaServerItem mediaServerItem, String deviceId, String channelId,
                                 ZlmHttpHookSubscribe.Event hookEvent, SipSubscribe.Event errorEvent,
                                 Runnable timeoutCallback) {
        if (mediaServerItem == null) {
            throw new ControllerException(ErrorCode.ERROR100.getCode(), "未找到可用的zlm");
        }
        String key = DeferredResultHolder.CALLBACK_CMD_PLAY + deviceId + channelId;

        RequestMessage msg = new RequestMessage();
        msg.setKey(key);

        Device device = redisCatchStorage.getDevice(deviceId);
        StreamInfo streamInfo = redisCatchStorage.queryPlayByDevice(deviceId, channelId);

        if (streamInfo != null) {
            String streamId = streamInfo.getStream();
            if (streamId == null) {
                WVPResult wvpResult = new WVPResult();
                wvpResult.setCode(ErrorCode.ERROR100.getCode());
                wvpResult.setMsg("点播失败， redis缓存streamId等于null");
                msg.setData(wvpResult);
                resultHolder.invokeAllResult(msg);
                return;
            }
            String mediaServerId = streamInfo.getMediaServerId();
            MediaServerItem mediaInfo = mediaServerService.getOne(mediaServerId);

            JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(mediaInfo, streamId);
            if (rtpInfo.getInteger("code") == 0) {
                if (rtpInfo.getBoolean("exist")) {
                    int localPort = rtpInfo.getInteger("local_port");
                    if (localPort == 0) {
                        logger.warn("[点播]，点播时发现rtpServerC存在，但是尚未开始推流");
                        // 此时说明rtpServer已经创建但是流还没有推上来
                        WVPResult wvpResult = new WVPResult();
                        wvpResult.setCode(ErrorCode.ERROR100.getCode());
                        wvpResult.setMsg("点播已经在进行中，请稍候重试");
                        msg.setData(wvpResult);

                        resultHolder.invokeAllResult(msg);
                        return;
                    } else {
                        WVPResult wvpResult = new WVPResult();
                        wvpResult.setCode(ErrorCode.SUCCESS.getCode());
                        wvpResult.setMsg(ErrorCode.SUCCESS.getMsg());
                        wvpResult.setData(streamInfo);
                        msg.setData(wvpResult);
                        resultHolder.invokeAllResult(msg);
                        if (hookEvent != null) {
                            hookEvent.response(mediaServerItem, JSON.parseObject(JSON.toJSONString(streamInfo)));
                        }
                    }

                } else {
                    redisCatchStorage.stopPlay(streamInfo);
                    storager.stopPlay(streamInfo.getDeviceID(), streamInfo.getChannelId());
                    streamInfo = null;
                }
            } else {
                //zlm连接失败
                redisCatchStorage.stopPlay(streamInfo);
                storager.stopPlay(streamInfo.getDeviceID(), streamInfo.getChannelId());
                streamInfo = null;

            }
        }
        if (streamInfo == null) {
            String streamId = null;
            if (mediaServerItem.isRtpEnable()) {
                streamId = String.format("%s_%s", device.getDeviceId(), channelId);
            }
            SSRCInfo ssrcInfo = mediaServerService.openRTPServer(mediaServerItem, streamId, device.isSsrcCheck(), false);
            if (ssrcInfo == null) {
                WVPResult wvpResult = new WVPResult();
                wvpResult.setCode(ErrorCode.ERROR100.getCode());
                wvpResult.setMsg("开启收流失败");
                msg.setData(wvpResult);

                resultHolder.invokeAllResult(msg);
                return;
            }
            play(mediaServerItem, ssrcInfo, device, channelId, (mediaServerItemInUse, response) -> {
                if (hookEvent != null) {
                    hookEvent.response(mediaServerItem, response);
                }
            }, event -> {
                // sip error错误
                WVPResult wvpResult = new WVPResult();
                wvpResult.setCode(ErrorCode.ERROR100.getCode());
                wvpResult.setMsg(String.format("点播失败， 错误码： %s, %s", event.statusCode, event.msg));
                msg.setData(wvpResult);
                resultHolder.invokeAllResult(msg);
                if (errorEvent != null) {
                    errorEvent.response(event);
                }
            }, (code, msgStr) -> {
                // invite点播超时
                WVPResult wvpResult = new WVPResult();
                wvpResult.setCode(ErrorCode.ERROR100.getCode());
                if (code == 0) {
                    wvpResult.setMsg("点播超时，请稍候重试");
                } else if (code == 1) {
                    wvpResult.setMsg("收流超时，请稍候重试");
                }
                msg.setData(wvpResult);
                // 回复之前所有的点播请求
                resultHolder.invokeAllResult(msg);
            });
        }
    }


    @Override
    public void play(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, Device device, String channelId,
                     ZlmHttpHookSubscribe.Event hookEvent, SipSubscribe.Event errorEvent,
                     InviteTimeOutCallback timeoutCallback) {

        logger.info("[点播开始] deviceId: {}, channelId: {},收流端口： {}, 收流模式：{}, SSRC: {}, SSRC校验：{}", device.getDeviceId(), channelId, ssrcInfo.getPort(), device.getStreamMode(), ssrcInfo.getSsrc(), device.isSsrcCheck());
        // 超时处理
        String timeOutTaskKey = UUID.randomUUID().toString();
        dynamicTask.startDelay(timeOutTaskKey, () -> {
            // 执行超时任务时查询是否已经成功，成功了则不执行超时任务，防止超时任务取消失败的情况
            if (redisCatchStorage.queryPlayByDevice(device.getDeviceId(), channelId) == null) {
                logger.info("[点播超时] 收流超时 deviceId: {}, channelId: {}，端口：{}, SSRC: {}", device.getDeviceId(), channelId, ssrcInfo.getPort(), ssrcInfo.getSsrc());
                // 点播超时回复BYE 同时释放ssrc以及此次点播的资源
                try {
                    cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null);
                } catch (InvalidArgumentException | ParseException | SipException | SsrcTransactionNotFoundException e) {
                    logger.error("[点播超时]， 发送BYE失败 {}", e.getMessage());
                } finally {
                    timeoutCallback.run(1, "收流超时");
                    mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                    mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                    streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                    mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                    // 取消订阅消息监听
                    HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                    subscribe.removeSubscribe(hookSubscribe);
                }
            }
        }, userSetting.getPlayTimeout());
        //端口获取失败的ssrcInfo 没有必要发送点播指令
        if (ssrcInfo.getPort() <= 0) {
            logger.info("[点播端口分配异常]，deviceId={},channelId={},ssrcInfo={}", device.getDeviceId(), channelId, ssrcInfo);
            dynamicTask.stop(timeOutTaskKey);
            // 释放ssrc
            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());

            RequestMessage msg = new RequestMessage();
            msg.setKey(DeferredResultHolder.CALLBACK_CMD_PLAY + device.getDeviceId() + channelId);
            msg.setData(WVPResult.fail(ErrorCode.ERROR100.getCode(), "点播端口分配异常"));
            resultHolder.invokeAllResult(msg);
            return;
        }
        try {
            cmder.playStreamCmd(mediaServerItem, ssrcInfo, device, channelId, (MediaServerItem mediaServerItemInuse, JSONObject response) -> {
                logger.info("收到订阅消息： " + response.toJSONString());
                dynamicTask.stop(timeOutTaskKey);

                // hook响应
                onPublishHandlerForPlay(mediaServerItemInuse, response, device.getDeviceId(), channelId);
                hookEvent.response(mediaServerItemInuse, response);
                logger.info("[点播成功] deviceId: {}, channelId: {}", device.getDeviceId(), channelId);
                String streamUrl = String.format("http://127.0.0.1:%s/%s/%s.live.flv", mediaServerItemInuse.getHttpPort(), "rtp",  ssrcInfo.getStream());
                String path = "snap";
                String fileName = device.getDeviceId() + "_" + channelId + ".jpg";
                // 请求截图
                logger.info("[请求截图]: " + fileName);
                zlmresTfulUtils.getSnap(mediaServerItemInuse, streamUrl, 15, 1, path, fileName);

            }, (event) -> {
                ResponseEvent responseEvent = (ResponseEvent) event.event;
                String contentString = new String(responseEvent.getResponse().getRawContent());
                // 获取ssrc
                int ssrcIndex = contentString.indexOf("y=");
                // 检查是否有y字段
                if (ssrcIndex >= 0) {
                    //ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
                    String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                    // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                    if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                        return;
                    }
                    logger.info("[点播消息] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                    if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                        logger.info("[点播消息] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);

                        if (!mediaServerItem.getSsrcConfig().checkSsrc(ssrcInResponse)) {
                            // ssrc 不可用
                            // 释放ssrc
                            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                            event.msg = "下级自定义了ssrc,但是此ssrc不可用";
                            event.statusCode = 400;
                            errorEvent.response(event);
                            return;
                        }

                        // 单端口模式streamId也有变化，需要重新设置监听
                        if (!mediaServerItem.isRtpEnable()) {
                            // 添加订阅
                            HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                            subscribe.removeSubscribe(hookSubscribe);
                            hookSubscribe.getContent().put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
                            subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                dynamicTask.stop(timeOutTaskKey);
                                // hook响应
                                onPublishHandlerForPlay(mediaServerItemInUse, response, device.getDeviceId(), channelId);
                                hookEvent.response(mediaServerItemInUse, response);
                            });
                        }
                        // 关闭rtp server
                        mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                        // 重新开启ssrc server
                        mediaServerService.openRTPServer(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), false, ssrcInfo.getPort());

                    }
                }
            }, (event) -> {
                dynamicTask.stop(timeOutTaskKey);
                mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                // 释放ssrc
                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

                streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                errorEvent.response(event);
            });
        } catch (InvalidArgumentException | SipException | ParseException e) {

            logger.error("[命令发送失败] 点播消息: {}", e.getMessage());
            dynamicTask.stop(timeOutTaskKey);
            mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
            // 释放ssrc
            mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());

            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
            SipSubscribe.EventResult eventResult = new SipSubscribe.EventResult(new CmdSendFailEvent(null));
            eventResult.msg = "命令发送失败";
            errorEvent.response(eventResult);
        }
    }

    @Override
    public void onPublishHandlerForPlay(MediaServerItem mediaServerItem, JSONObject response, String deviceId, String channelId) {
        StreamInfo streamInfo = onPublishHandler(mediaServerItem, response, deviceId, channelId);
        RequestMessage msg = new RequestMessage();
        msg.setKey(DeferredResultHolder.CALLBACK_CMD_PLAY + deviceId + channelId);
        if (streamInfo != null) {
            DeviceChannel deviceChannel = storager.queryChannel(deviceId, channelId);
            if (deviceChannel != null) {
                deviceChannel.setStreamId(streamInfo.getStream());
                storager.startPlay(deviceId, channelId, streamInfo.getStream());
            }
            redisCatchStorage.startPlay(streamInfo);

            WVPResult wvpResult = new WVPResult();
            wvpResult.setCode(ErrorCode.SUCCESS.getCode());
            wvpResult.setMsg(ErrorCode.SUCCESS.getMsg());
            wvpResult.setData(streamInfo);

            msg.setData(wvpResult);
            resultHolder.invokeAllResult(msg);

        } else {
            logger.warn("设备预览API调用失败！");
            msg.setData(WVPResult.fail(ErrorCode.ERROR100.getCode(), "设备预览API调用失败！"));
            resultHolder.invokeAllResult(msg);
        }
    }

    private void onPublishHandlerForPlayback(MediaServerItem mediaServerItem, JSONObject response, String deviceId, String channelId, PlayBackCallback playBackCallback) {

        StreamInfo streamInfo = onPublishHandler(mediaServerItem, response, deviceId, channelId);
        PlayBackResult<StreamInfo> playBackResult = new PlayBackResult<>();
        if (streamInfo != null) {
            DeviceChannel deviceChannel = storager.queryChannel(deviceId, channelId);
            if (deviceChannel != null) {
                deviceChannel.setStreamId(streamInfo.getStream());
                storager.startPlay(deviceId, channelId, streamInfo.getStream());
            }
            redisCatchStorage.startPlay(streamInfo);


            playBackResult.setCode(ErrorCode.SUCCESS.getCode());
            playBackResult.setMsg(ErrorCode.SUCCESS.getMsg());
            playBackResult.setData(streamInfo);
            playBackCallback.call(playBackResult);
        } else {
            logger.warn("录像回放调用失败！");
            playBackResult.setCode(ErrorCode.ERROR100.getCode());
            playBackResult.setMsg("录像回放调用失败！");
            playBackCallback.call(playBackResult);
        }
    }

    @Override
    public MediaServerItem getNewMediaServerItem(Device device) {
        if (device == null) {
            return null;
        }
        MediaServerItem mediaServerItem;
        if (ObjectUtils.isEmpty(device.getMediaServerId()) || "auto".equals(device.getMediaServerId())) {
            mediaServerItem = mediaServerService.getMediaServerForMinimumLoad(null);
        } else {
            mediaServerItem = mediaServerService.getOne(device.getMediaServerId());
        }
        if (mediaServerItem == null) {
            logger.warn("点播时未找到可使用的ZLM...");
        }
        return mediaServerItem;
    }

    @Override
    public MediaServerItem getNewMediaServerItemHasAssist(Device device) {
        if (device == null) {
            return null;
        }
        MediaServerItem mediaServerItem;
        if (ObjectUtils.isEmpty(device.getMediaServerId()) || "auto".equals(device.getMediaServerId())) {
            mediaServerItem = mediaServerService.getMediaServerForMinimumLoad(true);
        } else {
            mediaServerItem = mediaServerService.getOne(device.getMediaServerId());
        }
        if (mediaServerItem == null) {
            logger.warn("[获取可用的ZLM节点]未找到可使用的ZLM...");
        }
        return mediaServerItem;
    }

    @Override
    public void playBack(String deviceId, String channelId, String startTime,
                                                          String endTime, InviteStreamCallback inviteStreamCallback,
                                                          PlayBackCallback callback) {
        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            return;
        }
        MediaServerItem newMediaServerItem = getNewMediaServerItem(device);
        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, device.isSsrcCheck(), true);

        playBack(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, inviteStreamCallback, callback);
    }

    @Override
    public void playBack(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo,
                                                          String deviceId, String channelId, String startTime,
                                                          String endTime, InviteStreamCallback infoCallBack,
                                                          PlayBackCallback playBackCallback) {
        if (mediaServerItem == null || ssrcInfo == null) {
            return;
        }

        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            throw new ControllerException(ErrorCode.ERROR100.getCode(), "设备： " + deviceId + "不存在");
        }

        PlayBackResult<StreamInfo> playBackResult = new PlayBackResult<>();
        String playBackTimeOutTaskKey = UUID.randomUUID().toString();
        dynamicTask.startDelay(playBackTimeOutTaskKey, () -> {
            logger.warn(String.format("设备回放超时，deviceId：%s ，channelId：%s", deviceId, channelId));
            playBackResult.setCode(ErrorCode.ERROR100.getCode());
            playBackResult.setMsg("回放超时");

            try {
                cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null);
            } catch (InvalidArgumentException | ParseException | SipException e) {
                logger.error("[录像流]回放超时 发送BYE失败 {}", e.getMessage());
            } catch (SsrcTransactionNotFoundException e) {
                // 点播超时回复BYE 同时释放ssrc以及此次点播的资源
                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                streamSession.remove(deviceId, channelId, ssrcInfo.getStream());
            }
            // 回复之前所有的点播请求
            playBackCallback.call(playBackResult);
        }, userSetting.getPlayTimeout());

        SipSubscribe.Event errorEvent = event -> {
            dynamicTask.stop(playBackTimeOutTaskKey);
            playBackResult.setCode(ErrorCode.ERROR100.getCode());
            playBackResult.setMsg(String.format("回放失败， 错误码： %s, %s", event.statusCode, event.msg));
            playBackResult.setEvent(event);
            playBackCallback.call(playBackResult);
            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
        };

        InviteStreamCallback hookEvent = (InviteStreamInfo inviteStreamInfo) -> {
            logger.info("收到回放订阅消息： " + inviteStreamInfo.getResponse().toJSONString());
            dynamicTask.stop(playBackTimeOutTaskKey);
            StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
            if (streamInfo == null) {
                logger.warn("设备回放API调用失败！");
                playBackResult.setCode(ErrorCode.ERROR100.getCode());
                playBackResult.setMsg("设备回放API调用失败！");
                playBackCallback.call(playBackResult);
                return;
            }
            redisCatchStorage.startPlayback(streamInfo, inviteStreamInfo.getCallId());
            playBackResult.setCode(ErrorCode.SUCCESS.getCode());
            playBackResult.setMsg(ErrorCode.SUCCESS.getMsg());
            playBackResult.setData(streamInfo);
            playBackResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem());
            playBackResult.setResponse(inviteStreamInfo.getResponse());
            playBackCallback.call(playBackResult);
        };

        try {
            cmder.playbackStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, infoCallBack,
                    hookEvent, eventResult -> {
                        if (eventResult.type == SipSubscribe.EventResultType.response) {
                            ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                            String contentString = new String(responseEvent.getResponse().getRawContent());
                            // 获取ssrc
                            int ssrcIndex = contentString.indexOf("y=");
                            // 检查是否有y字段
                            if (ssrcIndex >= 0) {
                                //ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
                                String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                                // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                                if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                    return;
                                }
                                logger.info("[回放消息] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                                if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                    logger.info("[回放消息] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);

                                    if (!mediaServerItem.getSsrcConfig().checkSsrc(ssrcInResponse)) {
                                        // ssrc 不可用
                                        // 释放ssrc
                                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                                        streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                                        eventResult.msg = "下级自定义了ssrc,但是此ssrc不可用";
                                        eventResult.statusCode = 400;
                                        errorEvent.response(eventResult);
                                        return;
                                    }

                                    // 单端口模式streamId也有变化，需要重新设置监听
                                    if (!mediaServerItem.isRtpEnable()) {
                                        // 添加订阅
                                        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                                        subscribe.removeSubscribe(hookSubscribe);
                                        hookSubscribe.getContent().put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
                                        subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                            logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                            dynamicTask.stop(playBackTimeOutTaskKey);
                                            // hook响应
                                            onPublishHandlerForPlayback(mediaServerItemInUse, response, device.getDeviceId(), channelId, playBackCallback);
                                            hookEvent.call(new InviteStreamInfo(mediaServerItem, null, eventResult.callId, "rtp", ssrcInfo.getStream()));
                                        });
                                    }
                                    // 关闭rtp server
                                    mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                                    // 重新开启ssrc server
                                    mediaServerService.openRTPServer(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), true, ssrcInfo.getPort());
                                }
                            }
                        }

                    }, errorEvent);
        } catch (InvalidArgumentException | SipException | ParseException e) {
            logger.error("[命令发送失败] 回放: {}", e.getMessage());

            SipSubscribe.EventResult eventResult = new SipSubscribe.EventResult(new CmdSendFailEvent(null));
            eventResult.msg = "命令发送失败";
            errorEvent.response(eventResult);
        }
    }



    @Override
    public void download(String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback playBackCallback) {
        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            return;
        }
        MediaServerItem newMediaServerItem = getNewMediaServerItemHasAssist(device);
        if (newMediaServerItem == null) {
            PlayBackResult<StreamInfo> downloadResult = new PlayBackResult<>();
            downloadResult.setCode(ErrorCode.ERROR100.getCode());
            downloadResult.setMsg("未找到assist服务");
            playBackCallback.call(downloadResult);
            return;
        }
        SSRCInfo ssrcInfo = mediaServerService.openRTPServer(newMediaServerItem, null, device.isSsrcCheck(), true);

        download(newMediaServerItem, ssrcInfo, deviceId, channelId, startTime, endTime, downloadSpeed, infoCallBack, playBackCallback);
    }


    @Override
    public void download(MediaServerItem mediaServerItem, SSRCInfo ssrcInfo, String deviceId, String channelId, String startTime, String endTime, int downloadSpeed, InviteStreamCallback infoCallBack, PlayBackCallback hookCallBack) {
        if (mediaServerItem == null || ssrcInfo == null) {
            return;
        }

        Device device = storager.queryVideoDevice(deviceId);
        if (device == null) {
            throw new ControllerException(ErrorCode.ERROR400.getCode(), "设备：" + deviceId + "不存在");
        }
        PlayBackResult<StreamInfo> downloadResult = new PlayBackResult<>();

        String downLoadTimeOutTaskKey = UUID.randomUUID().toString();
        dynamicTask.startDelay(downLoadTimeOutTaskKey, () -> {
            logger.warn(String.format("录像下载请求超时，deviceId：%s ，channelId：%s", deviceId, channelId));
            downloadResult.setCode(ErrorCode.ERROR100.getCode());
            downloadResult.setMsg("录像下载请求超时");
            hookCallBack.call(downloadResult);

            // 点播超时回复BYE 同时释放ssrc以及此次点播的资源
            try {
                cmder.streamByeCmd(device, channelId, ssrcInfo.getStream(), null);
            } catch (InvalidArgumentException | ParseException | SipException e) {
                logger.error("[录像流]录像下载请求超时， 发送BYE失败 {}", e.getMessage());
            } catch (SsrcTransactionNotFoundException e) {
                mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                streamSession.remove(deviceId, channelId, ssrcInfo.getStream());
            }
        }, userSetting.getPlayTimeout());

        SipSubscribe.Event errorEvent = event -> {
            dynamicTask.stop(downLoadTimeOutTaskKey);
            downloadResult.setCode(ErrorCode.ERROR100.getCode());
            downloadResult.setMsg(String.format("录像下载失败， 错误码： %s, %s", event.statusCode, event.msg));
            downloadResult.setEvent(event);
            hookCallBack.call(downloadResult);
            streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
        };
        InviteStreamCallback hookEvent = (InviteStreamInfo inviteStreamInfo) -> {
            logger.info("收到订阅消息： " + inviteStreamInfo.getCallId());
            dynamicTask.stop(downLoadTimeOutTaskKey);
            StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
            streamInfo.setStartTime(startTime);
            streamInfo.setEndTime(endTime);
            redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId());
            downloadResult.setCode(ErrorCode.SUCCESS.getCode());
            downloadResult.setMsg(ErrorCode.SUCCESS.getMsg());
            downloadResult.setData(streamInfo);
            downloadResult.setMediaServerItem(inviteStreamInfo.getMediaServerItem());
            downloadResult.setResponse(inviteStreamInfo.getResponse());
            hookCallBack.call(downloadResult);
        };
        try {
            cmder.downloadStreamCmd(mediaServerItem, ssrcInfo, device, channelId, startTime, endTime, downloadSpeed, infoCallBack,
                    hookEvent, errorEvent, eventResult ->
                    {
                        if (eventResult.type == SipSubscribe.EventResultType.response) {
                            ResponseEvent responseEvent = (ResponseEvent) eventResult.event;
                            String contentString = new String(responseEvent.getResponse().getRawContent());
                            // 获取ssrc
                            int ssrcIndex = contentString.indexOf("y=");
                            // 检查是否有y字段
                            if (ssrcIndex >= 0) {
                                //ssrc规定长度为10字节，不取余下长度以避免后续还有“f=”字段 TODO 后续对不规范的非10位ssrc兼容
                                String ssrcInResponse = contentString.substring(ssrcIndex + 2, ssrcIndex + 12);
                                // 查询到ssrc不一致且开启了ssrc校验则需要针对处理
                                if (ssrcInfo.getSsrc().equals(ssrcInResponse)) {
                                    return;
                                }
                                logger.info("[回放消息] 收到invite 200, 发现下级自定义了ssrc: {}", ssrcInResponse);
                                if (!mediaServerItem.isRtpEnable() || device.isSsrcCheck()) {
                                    logger.info("[回放消息] SSRC修正 {}->{}", ssrcInfo.getSsrc(), ssrcInResponse);

                                    if (!mediaServerItem.getSsrcConfig().checkSsrc(ssrcInResponse)) {
                                        // ssrc 不可用
                                        // 释放ssrc
                                        mediaServerService.releaseSsrc(mediaServerItem.getId(), ssrcInfo.getSsrc());
                                        streamSession.remove(device.getDeviceId(), channelId, ssrcInfo.getStream());
                                        eventResult.msg = "下级自定义了ssrc,但是此ssrc不可用";
                                        eventResult.statusCode = 400;
                                        errorEvent.response(eventResult);
                                        return;
                                    }

                                    // 单端口模式streamId也有变化，需要重新设置监听
                                    if (!mediaServerItem.isRtpEnable()) {
                                        // 添加订阅
                                        HookSubscribeForStreamChange hookSubscribe = HookSubscribeFactory.on_stream_changed("rtp", ssrcInfo.getStream(), true, "rtsp", mediaServerItem.getId());
                                        subscribe.removeSubscribe(hookSubscribe);
                                        hookSubscribe.getContent().put("stream", String.format("%08x", Integer.parseInt(ssrcInResponse)).toUpperCase());
                                        subscribe.addSubscribe(hookSubscribe, (MediaServerItem mediaServerItemInUse, JSONObject response) -> {
                                            logger.info("[ZLM HOOK] ssrc修正后收到订阅消息： " + response.toJSONString());
                                            dynamicTask.stop(downLoadTimeOutTaskKey);
                                            // hook响应
                                            onPublishHandlerForPlayback(mediaServerItemInUse, response, device.getDeviceId(), channelId, hookCallBack);
                                            hookEvent.call(new InviteStreamInfo(mediaServerItem, null, eventResult.callId, "rtp", ssrcInfo.getStream()));
                                        });
                                    }
                                    // 关闭rtp server
                                    mediaServerService.closeRTPServer(mediaServerItem, ssrcInfo.getStream());
                                    // 重新开启ssrc server
                                    mediaServerService.openRTPServer(mediaServerItem, ssrcInfo.getStream(), ssrcInResponse, device.isSsrcCheck(), true, ssrcInfo.getPort());
                                }
                            }
                        }

                    });
        } catch (InvalidArgumentException | SipException | ParseException e) {
            logger.error("[命令发送失败] 录像下载: {}", e.getMessage());

            SipSubscribe.EventResult eventResult = new SipSubscribe.EventResult(new CmdSendFailEvent(null));
            eventResult.msg = "命令发送失败";
            errorEvent.response(eventResult);
        }
    }

    @Override
    public StreamInfo getDownLoadInfo(String deviceId, String channelId, String stream) {
        StreamInfo streamInfo = redisCatchStorage.queryDownload(deviceId, channelId, stream, null);
        if (streamInfo != null) {
            if (streamInfo.getProgress() == 1) {
                return streamInfo;
            }

            // 获取当前已下载时长
            String mediaServerId = streamInfo.getMediaServerId();
            MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId);
            if (mediaServerItem == null) {
                logger.warn("查询录像信息时发现节点已离线");
                return null;
            }
            if (mediaServerItem.getRecordAssistPort() > 0) {
                JSONObject jsonObject = assistRESTfulUtils.fileDuration(mediaServerItem, streamInfo.getApp(), streamInfo.getStream(), null);
                if (jsonObject == null) {
                    throw new ControllerException(ErrorCode.ERROR100.getCode(), "连接Assist服务失败");
                }
                if (jsonObject.getInteger("code") == 0) {
                    long duration = jsonObject.getLong("data");

                    if (duration == 0) {
                        streamInfo.setProgress(0);
                    } else {
                        String startTime = streamInfo.getStartTime();
                        String endTime = streamInfo.getEndTime();
                        long start = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(startTime);
                        long end = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(endTime);

                        BigDecimal currentCount = new BigDecimal(duration / 1000);
                        BigDecimal totalCount = new BigDecimal(end - start);
                        BigDecimal divide = currentCount.divide(totalCount, 2, RoundingMode.HALF_UP);
                        double process = divide.doubleValue();
                        streamInfo.setProgress(process);
                    }
                }
            }
        }
        return streamInfo;
    }

    @Override
    public void onPublishHandlerForDownload(InviteStreamInfo inviteStreamInfo, String deviceId, String channelId, String uuid) {
        RequestMessage msg = new RequestMessage();
        msg.setKey(DeferredResultHolder.CALLBACK_CMD_DOWNLOAD + deviceId + channelId);
        msg.setId(uuid);
        StreamInfo streamInfo = onPublishHandler(inviteStreamInfo.getMediaServerItem(), inviteStreamInfo.getResponse(), deviceId, channelId);
        if (streamInfo != null) {
            redisCatchStorage.startDownload(streamInfo, inviteStreamInfo.getCallId());
            msg.setData(JSON.toJSONString(streamInfo));
            resultHolder.invokeResult(msg);
        } else {
            logger.warn("设备预览API调用失败！");
            msg.setData(WVPResult.fail(ErrorCode.ERROR100.getCode(), "设备预览API调用失败！"));
            resultHolder.invokeResult(msg);
        }
    }


    public StreamInfo onPublishHandler(MediaServerItem mediaServerItem, JSONObject resonse, String deviceId, String channelId) {
        String streamId = resonse.getString("stream");
        JSONArray tracks = resonse.getJSONArray("tracks");
        StreamInfo streamInfo = mediaService.getStreamInfoByAppAndStream(mediaServerItem, "rtp", streamId, tracks, null);
        streamInfo.setDeviceID(deviceId);
        streamInfo.setChannelId(channelId);
        return streamInfo;
    }

    @Override
    public void zlmServerOffline(String mediaServerId) {
        // 处理正在向上推流的上级平台
        List<SendRtpItem> sendRtpItems = redisCatchStorage.querySendRTPServer(null);
        if (sendRtpItems.size() > 0) {
            for (SendRtpItem sendRtpItem : sendRtpItems) {
                if (sendRtpItem.getMediaServerId().equals(mediaServerId)) {
                    ParentPlatform platform = storager.queryParentPlatByServerGBId(sendRtpItem.getPlatformId());
                    try {
                        sipCommanderFroPlatform.streamByeCmd(platform, sendRtpItem.getCallId());
                    } catch (SipException | InvalidArgumentException | ParseException e) {
                        logger.error("[命令发送失败] 国标级联 发送BYE: {}", e.getMessage());
                    }
                }
            }
        }
        // 处理正在观看的国标设备
        List<SsrcTransaction> allSsrc = streamSession.getAllSsrc();
        if (allSsrc.size() > 0) {
            for (SsrcTransaction ssrcTransaction : allSsrc) {
                if (ssrcTransaction.getMediaServerId().equals(mediaServerId)) {
                    Device device = deviceService.getDevice(ssrcTransaction.getDeviceId());
                    if (device == null) {
                        continue;
                    }
                    try {
                        cmder.streamByeCmd(device, ssrcTransaction.getChannelId(),
                                ssrcTransaction.getStream(), null);
                    } catch (InvalidArgumentException | ParseException | SipException |
                            SsrcTransactionNotFoundException e) {
                        logger.error("[zlm离线]为正在使用此zlm的设备， 发送BYE失败 {}", e.getMessage());
                    }
                }
            }
        }
    }

    @Override
    public void zlmServerOnline(String mediaServerId) {
        // TODO 查找之前的点播，流如果不存在则给下级发送bye
//        MediaServerItem mediaServerItem = mediaServerService.getOne(mediaServerId);
//        zlmresTfulUtils.getMediaList(mediaServerItem, (mediaList ->{
//            Integer code = mediaList.getInteger("code");
//            if (code == 0) {
//                JSONArray data = mediaList.getJSONArray("data");
//                if (data == null || data.size() == 0) {
//                    zlmServerOffline(mediaServerId);
//                }else {
//                    Map<String, JSONObject> mediaListMap = new HashMap<>();
//                    for (int i = 0; i < data.size(); i++) {
//                        JSONObject json = data.getJSONObject(i);
//                        String app = json.getString("app");
//                        if ("rtp".equals(app)) {
//                            String stream = json.getString("stream");
//                            if (mediaListMap.get(stream) != null) {
//                                continue;
//                            }
//                            mediaListMap.put(stream, json);
//                            // 处理正在观看的国标设备
//                            List<SsrcTransaction> ssrcTransactions = streamSession.getSsrcTransactionForAll(null, null, null, stream);
//                            if (ssrcTransactions.size() > 0) {
//                                for (SsrcTransaction ssrcTransaction : ssrcTransactions) {
//                                    if(ssrcTransaction.getMediaServerId().equals(mediaServerId)) {
//                                        cmder.streamByeCmd(ssrcTransaction.getDeviceId(), ssrcTransaction.getChannelId(),
//                                                ssrcTransaction.getStream(), null);
//                                    }
//                                }
//                            }
//                        }
//                    }
//                    if (mediaListMap.size() > 0 ) {
//                        // 处理正在向上推流的上级平台
//                        List<SendRtpItem> sendRtpItems = redisCatchStorage.querySendRTPServer(null);
//                        if (sendRtpItems.size() > 0) {
//                            for (SendRtpItem sendRtpItem : sendRtpItems) {
//                                if (sendRtpItem.getMediaServerId().equals(mediaServerId)) {
//                                    if (mediaListMap.get(sendRtpItem.getStreamId()) == null) {
//                                        ParentPlatform platform = storager.queryPlatformByServerGBId(sendRtpItem.getPlatformId());
//                                        sipCommanderFroPlatform.streamByeCmd(platform, sendRtpItem.getCallId());
//                                    }
//                                }
//                            }
//                        }
//                    }
//                }
//            }
//        }));
    }

    @Override
    public void pauseRtp(String streamId) throws ServiceException, InvalidArgumentException, ParseException, SipException {
        String key = redisCatchStorage.queryPlaybackForKey(null, null, streamId, null);
        StreamInfo streamInfo = redisCatchStorage.queryPlayback(null, null, streamId, null);
        if (null == streamInfo) {
            logger.warn("streamId不存在!");
            throw new ServiceException("streamId不存在");
        }
        streamInfo.setPause(true);
        RedisUtil.set(key, streamInfo);
        MediaServerItem mediaServerItem = mediaServerService.getOne(streamInfo.getMediaServerId());
        if (null == mediaServerItem) {
            logger.warn("mediaServer 不存在!");
            throw new ServiceException("mediaServer不存在");
        }
        // zlm 暂停RTP超时检查
        JSONObject jsonObject = zlmresTfulUtils.pauseRtpCheck(mediaServerItem, streamId);
        if (jsonObject == null || jsonObject.getInteger("code") != 0) {
            throw new ServiceException("暂停RTP接收失败");
        }
        Device device = storager.queryVideoDevice(streamInfo.getDeviceID());
        cmder.playPauseCmd(device, streamInfo);
    }

    @Override
    public void resumeRtp(String streamId) throws ServiceException, InvalidArgumentException, ParseException, SipException {
        String key = redisCatchStorage.queryPlaybackForKey(null, null, streamId, null);
        StreamInfo streamInfo = redisCatchStorage.queryPlayback(null, null, streamId, null);
        if (null == streamInfo) {
            logger.warn("streamId不存在!");
            throw new ServiceException("streamId不存在");
        }
        streamInfo.setPause(false);
        RedisUtil.set(key, streamInfo);
        MediaServerItem mediaServerItem = mediaServerService.getOne(streamInfo.getMediaServerId());
        if (null == mediaServerItem) {
            logger.warn("mediaServer 不存在!");
            throw new ServiceException("mediaServer不存在");
        }
        // zlm 暂停RTP超时检查
        JSONObject jsonObject = zlmresTfulUtils.resumeRtpCheck(mediaServerItem, streamId);
        if (jsonObject == null || jsonObject.getInteger("code") != 0) {
            throw new ServiceException("继续RTP接收失败");
        }
        Device device = storager.queryVideoDevice(streamInfo.getDeviceID());
        cmder.playResumeCmd(device, streamInfo);
    }
}