content: package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
  
  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.gb28181.bean.Device;
  import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
  import com.genersoft.iot.vmp.gb28181.bean.Platform;
  import com.genersoft.iot.vmp.gb28181.bean.SendRtpInfo;
  import com.genersoft.iot.vmp.gb28181.service.IDeviceChannelService;
  import com.genersoft.iot.vmp.gb28181.service.IDeviceService;
  import com.genersoft.iot.vmp.gb28181.service.IPlatformService;
  import com.genersoft.iot.vmp.gb28181.service.IPlayService;
  import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
  import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor;
  import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
  import com.genersoft.iot.vmp.media.bean.MediaServer;
  import com.genersoft.iot.vmp.media.service.IMediaServerService;
  import com.genersoft.iot.vmp.service.ISendRtpServerService;
  import com.genersoft.iot.vmp.service.redisMsg.IRedisRpcService;
  import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
  import com.genersoft.iot.vmp.vmanager.bean.WVPResult;
  import lombok.extern.slf4j.Slf4j;
  import org.springframework.beans.factory.InitializingBean;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Component;
  
  import javax.sip.RequestEvent;
  import javax.sip.address.SipURI;
  import javax.sip.header.CallIdHeader;
  import javax.sip.header.FromHeader;
  import javax.sip.header.HeaderAddress;
  import javax.sip.header.ToHeader;
  
  /**
   * SIP命令类型： ACK请求
   * @author lin
   */
  @Slf4j
  @Component
  public class AckRequestProcessor extends SIPRequestProcessorParent implements InitializingBean, ISIPRequestProcessor {
  
  	private final String method = "ACK";
  
  	@Autowired
  	private SIPProcessorObserver sipProcessorObserver;
  
  	@Override
  	public void afterPropertiesSet() throws Exception {
  		// 添加消息处理的订阅
  		sipProcessorObserver.addRequestProcessor(method, this);
  	}
  
  	@Autowired
      private IRedisCatchStorage redisCatchStorage;
  
  	@Autowired
      private IRedisRpcService redisRpcService;
  
  	@Autowired
      private UserSetting userSetting;
  
  	@Autowired
  	private IPlatformService platformService;
  
  	@Autowired
  	private IDeviceService deviceService;
  
  	@Autowired
  	private IDeviceChannelService deviceChannelService;
  
  	@Autowired
  	private IMediaServerService mediaServerService;
  
  	@Autowired
  	private DynamicTask dynamicTask;
  
  	@Autowired
  	private IPlayService playService;
  
  	@Autowired
  	private ISendRtpServerService sendRtpServerService;
  
  
  	/**   
  	 * 处理  ACK请求
  	 */
  	@Override
  	public void process(RequestEvent evt) {
  		CallIdHeader callIdHeader = (CallIdHeader)evt.getRequest().getHeader(CallIdHeader.NAME);
  		dynamicTask.stop(callIdHeader.getCallId());
  		String fromUserId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(FromHeader.NAME)).getAddress().getURI()).getUser();
  		String toUserId = ((SipURI) ((HeaderAddress) evt.getRequest().getHeader(ToHeader.NAME)).getAddress().getURI()).getUser();
  		log.info("[收到ACK]： 来自->{}", fromUserId);
  		SendRtpInfo sendRtpItem =  sendRtpServerService.queryByCallId(callIdHeader.getCallId());
  		if (sendRtpItem == null) {
  			log.warn("[收到ACK]：未找到来自{}，callId: {}", fromUserId, callIdHeader.getCallId());
  			return;
  		}
  		// tcp主动时，此时是级联下级平台，在回复200ok时，本地已经请求zlm开启监听，跳过下面步骤
  		if (sendRtpItem.isTcpActive()) {
  			log.info("收到ACK，rtp/{} TCP主动方式等收到上级连接后开始发流", sendRtpItem.getStream());
  			return;
  		}
  		MediaServer mediaServer = mediaServerService.getOne(sendRtpItem.getMediaServerId());
  		log.info("收到ACK，rtp/{}开始向上级推流, 目标={}:{}，SSRC={}, 协议:{}",
  				sendRtpItem.getStream(),
  				sendRtpItem.getIp(),
  				sendRtpItem.getPort(),
  				sendRtpItem.getSsrc(),
  				sendRtpItem.isTcp()?(sendRtpItem.isTcpActive()?"TCP主动":"TCP被动"):"UDP"
  		);
  		Platform parentPlatform = platformService.queryPlatformByServerGBId(fromUserId);
  
  		if (parentPlatform != null) {
  			DeviceChannel deviceChannel = deviceChannelService.getOneForSourceById(sendRtpItem.getChannelId());
  			if (!userSetting.getServerId().equals(sendRtpItem.getServerId())) {
  				WVPResult wvpResult = redisRpcService.startSendRtp(callIdHeader.getCallId(), sendRtpItem);
  				if (wvpResult.getCode() == 0) {
  					redisCatchStorage.sendPlatformStartPlayMsg(sendRtpItem, deviceChannel, parentPlatform);
  				}
  			} else {
  				try {
  					if (mediaServer != null) {
  						if (sendRtpItem.isTcpActive()) {
  							mediaServerService.startSendRtpPassive(mediaServer,sendRtpItem, null);
  						} else {
  							mediaServerService.startSendRtp(mediaServer, sendRtpItem);
  						}
  					}else {
  						// mediaInfo 在集群的其他wvp里
  
  					}
  
  					redisCatchStorage.sendPlatformStartPlayMsg(sendRtpItem, deviceChannel, parentPlatform);
  				}catch (ControllerException e) {
  					log.error("RTP推流失败: {}", e.getMessage());
  					playService.startSendRtpStreamFailHand(sendRtpItem, parentPlatform, callIdHeader);
  				}
  			}
  		}else {
  			Device device = deviceService.getDeviceByDeviceId(fromUserId);
  			if (device == null) {
  				log.warn("[收到ACK]：来自{}，目标为({})的推流信息为找到流体服务[{}]信息",fromUserId, toUserId, sendRtpItem.getMediaServerId());
  				return;
  			}
  			// 设置为收到ACK后发送语音的设备已经在发送200OK开始发流了
  			if (!device.isBroadcastPushAfterAck()) {
  				return;
  			}
  			if (mediaServer == null) {
  				log.warn("[收到ACK]：来自{}，目标为({})的推流信息为找到流体服务[{}]信息",fromUserId, toUserId, sendRtpItem.getMediaServerId());
  				return;
  			}
  			try {
  				if (sendRtpItem.isTcpActive()) {
  					mediaServerService.startSendRtpPassive(mediaServer, sendRtpItem, null);
  				} else {
  					mediaServerService.startSendRtp(mediaServer, sendRtpItem);
  				}
  			}catch (ControllerException e) {
  				log.error("RTP推流失败: {}", e.getMessage());
  				playService.startSendRtpStreamFailHand(sendRtpItem, null, callIdHeader);
  			}
  		}
  	}
  
  }
  