content: package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.notify.cmd;
  
  import com.alibaba.fastjson2.JSON;
  import com.alibaba.fastjson2.JSONObject;
  import com.genersoft.iot.vmp.conf.SipConfig;
  import com.genersoft.iot.vmp.conf.UserSetting;
  import com.genersoft.iot.vmp.gb28181.bean.*;
  import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
  import com.genersoft.iot.vmp.gb28181.service.IDeviceAlarmService;
  import com.genersoft.iot.vmp.gb28181.service.IDeviceChannelService;
  import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
  import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.IMessageHandler;
  import com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.notify.NotifyMessageHandler;
  import com.genersoft.iot.vmp.gb28181.utils.NumericUtil;
  import com.genersoft.iot.vmp.gb28181.utils.XmlUtil;
  import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
  import com.genersoft.iot.vmp.utils.DateUtil;
  import gov.nist.javax.sip.message.SIPRequest;
  import lombok.extern.slf4j.Slf4j;
  import org.dom4j.Element;
  import org.springframework.beans.factory.InitializingBean;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.scheduling.annotation.Scheduled;
  import org.springframework.stereotype.Component;
  import org.springframework.util.ObjectUtils;
  
  import javax.sip.InvalidArgumentException;
  import javax.sip.RequestEvent;
  import javax.sip.SipException;
  import javax.sip.message.Response;
  import java.text.ParseException;
  import java.util.ArrayList;
  import java.util.List;
  import java.util.concurrent.ConcurrentLinkedQueue;
  
  import static com.genersoft.iot.vmp.gb28181.utils.XmlUtil.getText;
  
  /**
   * 报警事件的处理，参考：9.4
   */
  @Slf4j
  @Component
  public class AlarmNotifyMessageHandler extends SIPRequestProcessorParent implements InitializingBean, IMessageHandler {
  
      private final String cmdType = "Alarm";
  
      @Autowired
      private NotifyMessageHandler notifyMessageHandler;
  
      @Autowired
      private EventPublisher publisher;
  
      @Autowired
      private UserSetting userSetting;
  
      @Autowired
      private SipConfig sipConfig;
  
      @Autowired
      private IRedisCatchStorage redisCatchStorage;
  
      @Autowired
      private IDeviceAlarmService deviceAlarmService;
  
      @Autowired
      private IDeviceChannelService deviceChannelService;
  
      private final ConcurrentLinkedQueue<SipMsgInfo> taskQueue = new ConcurrentLinkedQueue<>();
  
      @Override
      public void afterPropertiesSet() throws Exception {
          notifyMessageHandler.addHandler(cmdType, this);
      }
  
      @Override
      public void handForDevice(RequestEvent evt, Device device, Element rootElement) {
          if (taskQueue.size() >= userSetting.getMaxNotifyCountQueue()) {
              log.error("[Alarm] 待处理消息队列已满 {}，返回486 BUSY_HERE，消息不做处理", userSetting.getMaxNotifyCountQueue());
              return;
          }
          taskQueue.offer(new SipMsgInfo(evt, device, rootElement));
      }
  
      @Scheduled(fixedDelay = 200)
      public void executeTaskQueue() {
          if (taskQueue.isEmpty()) {
              return;
          }
          List<SipMsgInfo> handlerCatchDataList = new ArrayList<>();
          int size = taskQueue.size();
          for (int i = 0; i < size; i++) {
              SipMsgInfo poll = taskQueue.poll();
              if (poll != null) {
                  handlerCatchDataList.add(poll);
              }
          }
          if (handlerCatchDataList.isEmpty()) {
              return;
          }
          for (SipMsgInfo sipMsgInfo : handlerCatchDataList) {
              if (sipMsgInfo == null) {
                  continue;
              }
              RequestEvent evt = sipMsgInfo.getEvt();
              // 回复200 OK
              try {
                  responseAck((SIPRequest) evt.getRequest(), Response.OK);
              } catch (SipException | InvalidArgumentException | ParseException e) {
                  log.error("[命令发送失败] 报警通知回复: {}", e.getMessage());
              }
              try {
                  Device device = sipMsgInfo.getDevice();
                  Element deviceIdElement = sipMsgInfo.getRootElement().element("DeviceID");
                  String channelId = deviceIdElement.getText();
  
                  DeviceAlarm deviceAlarm = new DeviceAlarm();
                  deviceAlarm.setCreateTime(DateUtil.getNow());
                  deviceAlarm.setDeviceId(sipMsgInfo.getDevice().getDeviceId());
                  deviceAlarm.setDeviceName(sipMsgInfo.getDevice().getName());
                  deviceAlarm.setChannelId(channelId);
                  deviceAlarm.setAlarmPriority(getText(sipMsgInfo.getRootElement(), "AlarmPriority"));
                  deviceAlarm.setAlarmMethod(getText(sipMsgInfo.getRootElement(), "AlarmMethod"));
                  String alarmTime = XmlUtil.getText(sipMsgInfo.getRootElement(), "AlarmTime");
                  if (alarmTime == null) {
                      continue;
                  }
                  deviceAlarm.setAlarmTime(DateUtil.ISO8601Toyyyy_MM_dd_HH_mm_ss(alarmTime));
                  String alarmDescription = getText(sipMsgInfo.getRootElement(), "AlarmDescription");
                  if (alarmDescription == null) {
                      deviceAlarm.setAlarmDescription("");
                  } else {
                      deviceAlarm.setAlarmDescription(alarmDescription);
                  }
                  String longitude = getText(sipMsgInfo.getRootElement(), "Longitude");
                  if (longitude != null && NumericUtil.isDouble(longitude)) {
                      deviceAlarm.setLongitude(Double.parseDouble(longitude));
                  } else {
                      deviceAlarm.setLongitude(0.00);
                  }
                  String latitude = getText(sipMsgInfo.getRootElement(), "Latitude");
                  if (latitude != null && NumericUtil.isDouble(latitude)) {
                      deviceAlarm.setLatitude(Double.parseDouble(latitude));
                  } else {
                      deviceAlarm.setLatitude(0.00);
                  }
  
                  if (!ObjectUtils.isEmpty(deviceAlarm.getAlarmMethod()) && deviceAlarm.getAlarmMethod().contains(DeviceAlarmMethod.GPS.getVal() + "")) {
                      DeviceChannel deviceChannel = deviceChannelService.getOne(device.getDeviceId(), channelId);
                      if (deviceChannel == null) {
                          log.warn("[解析报警消息] 未找到通道：{}/{}", device.getDeviceId(), channelId);
                      } else {
                          MobilePosition mobilePosition = new MobilePosition();
                          mobilePosition.setCreateTime(DateUtil.getNow());
                          mobilePosition.setDeviceId(deviceAlarm.getDeviceId());
                          mobilePosition.setChannelId(deviceChannel.getId());
                          mobilePosition.setTime(deviceAlarm.getAlarmTime());
                          mobilePosition.setLongitude(deviceAlarm.getLongitude());
                          mobilePosition.setLatitude(deviceAlarm.getLatitude());
                          mobilePosition.setReportSource("GPS Alarm");
  
                          // 更新device channel 的经纬度
                          deviceChannel.setLongitude(mobilePosition.getLongitude());
                          deviceChannel.setLatitude(mobilePosition.getLatitude());
                          deviceChannel.setGpsTime(mobilePosition.getTime());
  
                          deviceChannelService.updateChannelGPS(device, deviceChannel, mobilePosition);
                      }
                  }
                  if (!ObjectUtils.isEmpty(deviceAlarm.getDeviceId())) {
                      if (deviceAlarm.getAlarmMethod().contains(DeviceAlarmMethod.Video.getVal() + "")) {
                          deviceAlarm.setAlarmType(getText(sipMsgInfo.getRootElement().element("Info"), "AlarmType"));
                      }
                  }
                  if (log.isDebugEnabled()) {
                      log.debug("[收到报警通知]设备：{}， 内容：{}", device.getDeviceId(), JSON.toJSONString(deviceAlarm));
                  }
                  // 作者自用判断，其他小伙伴需要此消息可以自行修改，但是不要提在pr里
                  if (DeviceAlarmMethod.Other.getVal() == Integer.parseInt(deviceAlarm.getAlarmMethod())) {
                      // 发送给平台的报警信息。 发送redis通知
                      log.info("[发送给平台的报警信息]内容：{}", JSONObject.toJSONString(deviceAlarm));
                      AlarmChannelMessage alarmChannelMessage = new AlarmChannelMessage();
                      if (deviceAlarm.getAlarmMethod() != null) {
                          alarmChannelMessage.setAlarmSn(Integer.parseInt(deviceAlarm.getAlarmMethod()));
                      }
                      alarmChannelMessage.setAlarmDescription(deviceAlarm.getAlarmDescription());
                      if (deviceAlarm.getAlarmType() != null) {
                          alarmChannelMessage.setAlarmType(Integer.parseInt(deviceAlarm.getAlarmType()));
                      }
                      alarmChannelMessage.setGbId(channelId);
                      redisCatchStorage.sendAlarmMsg(alarmChannelMessage);
                      continue;
                  }
  
                  log.debug("存储报警信息、报警分类");
                  // 存储报警信息、报警分类
                  if (sipConfig.isAlarm()) {
                      deviceAlarmService.add(deviceAlarm);
                  }
  
                  if (redisCatchStorage.deviceIsOnline(sipMsgInfo.getDevice().getDeviceId())) {
                      publisher.deviceAlarmEventPublish(deviceAlarm);
                  }
              } catch (Exception e) {
                  log.error("未处理的异常 ", e);
                  log.warn("[收到报警通知] 发现未处理的异常, {}\r\n{}", e.getMessage(), evt.getRequest());
              }
          }
      }
  
      @Override
      public void handForPlatform(RequestEvent evt, Platform parentPlatform, Element rootElement) {
          log.info("收到来自平台[{}]的报警通知", parentPlatform.getServerGBId());
          // 回复200 OK
          try {
              responseAck((SIPRequest) evt.getRequest(), Response.OK);
          } catch (SipException | InvalidArgumentException | ParseException e) {
              log.error("[命令发送失败] 国标级联 报警通知回复: {}", e.getMessage());
          }
          Element deviceIdElement = rootElement.element("DeviceID");
          String channelId = deviceIdElement.getText();
  
  
          DeviceAlarm deviceAlarm = new DeviceAlarm();
          deviceAlarm.setCreateTime(DateUtil.getNow());
          deviceAlarm.setDeviceId(parentPlatform.getServerGBId());
          deviceAlarm.setDeviceName(parentPlatform.getName());
          deviceAlarm.setChannelId(channelId);
          deviceAlarm.setAlarmPriority(getText(rootElement, "AlarmPriority"));
          deviceAlarm.setAlarmMethod(getText(rootElement, "AlarmMethod"));
          String alarmTime = XmlUtil.getText(rootElement, "AlarmTime");
          if (alarmTime == null) {
              return;
          }
          deviceAlarm.setAlarmTime(DateUtil.ISO8601Toyyyy_MM_dd_HH_mm_ss(alarmTime));
          String alarmDescription = getText(rootElement, "AlarmDescription");
          if (alarmDescription == null) {
              deviceAlarm.setAlarmDescription("");
          } else {
              deviceAlarm.setAlarmDescription(alarmDescription);
          }
          String longitude = getText(rootElement, "Longitude");
          if (longitude != null && NumericUtil.isDouble(longitude)) {
              deviceAlarm.setLongitude(Double.parseDouble(longitude));
          } else {
              deviceAlarm.setLongitude(0.00);
          }
          String latitude = getText(rootElement, "Latitude");
          if (latitude != null && NumericUtil.isDouble(latitude)) {
              deviceAlarm.setLatitude(Double.parseDouble(latitude));
          } else {
              deviceAlarm.setLatitude(0.00);
          }
  
          if (!ObjectUtils.isEmpty(deviceAlarm.getAlarmMethod())) {
  
              if (deviceAlarm.getAlarmMethod().contains(DeviceAlarmMethod.Video.getVal() + "")) {
                  deviceAlarm.setAlarmType(getText(rootElement.element("Info"), "AlarmType"));
              }
          }
  
          if (channelId.equals(parentPlatform.getDeviceGBId())) {
              // 发送给平台的报警信息。 发送redis通知
              AlarmChannelMessage alarmChannelMessage = new AlarmChannelMessage();
              if (deviceAlarm.getAlarmMethod() != null) {
                  alarmChannelMessage.setAlarmSn(Integer.parseInt(deviceAlarm.getAlarmMethod()));
              }
              alarmChannelMessage.setAlarmDescription(deviceAlarm.getAlarmDescription());
              alarmChannelMessage.setGbId(channelId);
              if (deviceAlarm.getAlarmType() != null) {
                  alarmChannelMessage.setAlarmType(Integer.parseInt(deviceAlarm.getAlarmType()));
              }
              redisCatchStorage.sendAlarmMsg(alarmChannelMessage);
          }
      }
  }
  