package com.ard.sample.component.websocket.handler;
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import com.ard.common.core.redis.RedisConst;
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import com.ard.common.core.redis.RedisOpsUtils;
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import com.ard.sample.common.model.ResponseResult;
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import com.ard.sample.component.websocket.enums.MessageType;
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import com.ard.sample.manage.model.dto.*;
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import com.ard.sample.manage.service.IDeviceService;
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import com.ard.sample.manage.service.ILiveStreamService;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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@Slf4j
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@Component
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public class LiveStreamHandler {
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@Autowired
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private IDeviceService _deviceService;
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@Autowired
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private ILiveStreamService _liveStreamService;
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@Autowired
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private DockWebSocketHandler _dockWebSocketHandler;
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@Autowired
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protected ObjectMapper _objectMapper;
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/**
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* 开启直播
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*/
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public void StartLiveStreaming(String sn) {
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// 检查设备是否在线
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if (!_deviceService.checkDeviceOnline(sn)) {
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String jsonString = getResult(sn, "设备不在线，请检查网络连接！");
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_dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString);
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return;
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}
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// 读取直播能力拼接参数
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List<CapacityDeviceDTO> devicesList = _liveStreamService.getLiveCapacity();
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if (devicesList == null || devicesList.isEmpty()) {
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String jsonString = getResult(sn, "未获得设备直播能力！");
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_dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), jsonString);
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return;
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}
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for (CapacityDeviceDTO device : devicesList) {
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if (!device.getSn().equals(sn)) {
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continue;
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}
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List<CapacityCameraDTO> camerasList = device.getCamerasList();
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for (CapacityCameraDTO camera : camerasList) {
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if (camera.getName()==null || camera.getName().isEmpty()) {
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continue;
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}
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LiveTypeDTO param = new LiveTypeDTO();
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String videoid = device.getSn() + "/" + camera.getIndex();
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List<CapacityVideoDTO> videosList = camera.getVideosList();
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for (CapacityVideoDTO video : videosList) {
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videoid = videoid + "/" + video.getIndex();
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param.setUrlType(1);
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param.setUrl("");
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param.setVideoId(videoid);
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param.setVideoQuality(1);
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param.setVideoType(video.getSwitchVideoTypes().get(0));
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//调用开始直播
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ResponseResult rlive = null;
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String resultLive = "";
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try {
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rlive = _liveStreamService.liveStart(param);
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if (rlive != null) {
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if (rlive.getCode() == 513003) {
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_liveStreamService.liveStop(param.getVideoId());
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System.out.println("相机已经在直播中，关闭直播后重启直播！");
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rlive = _liveStreamService.liveStart(param);
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}
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if(rlive.getCode() == 0){
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// 直播成功后，在redis中存一个标记，将videoid保留，留给停止直播使用
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System.out.println("开启直播成功！");
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RedisOpsUtils.setWithExpire(RedisConst.WEBSOCKET_VideoId_PREFIX + sn, param.getVideoId(), RedisConst.WEBSOCKET_ALIVE_SECOND);
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rlive.setGateway(sn);
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}
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}
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rlive.setType(MessageType.LIVESTREAM.getType());
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resultLive = _objectMapper.writeValueAsString(rlive);
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} catch (Exception e) {
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e.printStackTrace();
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}
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_dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
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break;
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}
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}
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}
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}
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public void StopLiveStreaming(String sn) {
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// 停止直播逻辑
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ResponseResult rlive = null;
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String resultLive = "";
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// System.out.println("关闭直播");
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String videoid = "";
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if(!RedisOpsUtils.checkExist(RedisConst.WEBSOCKET_VideoId_PREFIX + sn)){
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resultLive = getResult(sn, "未找到正在直播的相机！");
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}
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else {
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videoid = String.valueOf(RedisOpsUtils.get(RedisConst.WEBSOCKET_VideoId_PREFIX + sn));
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try {
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rlive = _liveStreamService.liveStop(videoid);
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rlive.setGateway(sn);
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resultLive = _objectMapper.writeValueAsString(rlive);
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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_dockWebSocketHandler.sendMessageToSubscribers(sn, MessageType.LIVESTREAM.getType(), resultLive);
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}
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public String getResult(String sn, String msg) {
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Map<String, String> result = new HashMap<>();
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result.put("gateway", sn);
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result.put("code", "1");
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result.put("message", msg);
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result.put("data", null);
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result.put("type", MessageType.LIVESTREAM.getType());
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// 将Map转换为JSON字符串
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String jsonString = "";
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try {
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jsonString = _objectMapper.writeValueAsString(result);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return jsonString;
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}
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}
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