package com.ard.tianyu.websocket.handler;
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import com.alibaba.fastjson2.JSON;
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import com.alibaba.fastjson2.TypeReference;
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import com.ard.tianyu.service.impl.UavControlManager;
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import com.ard.tianyu.service.impl.UavStreamManager;
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import com.ard.tianyu.websocket.domain.BaseMessage;
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import com.ard.tianyu.websocket.domain.PullStreamDTO;
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import com.ard.tianyu.websocket.utils.WebSocketUtil;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Component;
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import org.springframework.web.socket.CloseStatus;
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import org.springframework.web.socket.TextMessage;
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import org.springframework.web.socket.WebSocketSession;
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import org.springframework.web.socket.handler.TextWebSocketHandler;
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import javax.annotation.Resource;
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@Component
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@Slf4j
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public class TyMessageHandler extends TextWebSocketHandler {
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@Resource
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private UavControlManager uavControlManager;
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@Resource
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private UavStreamManager uavStreamManager;
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@Override
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public void handleTextMessage(WebSocketSession session, TextMessage message) {
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// 处理接收到的消息
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String userId = (String) session.getAttributes().get("userId");
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String payload = message.getPayload();
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log.info("【cmd】Received message: {}", payload);
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log.info("【cmd】size: {}", WebSocketUtil.ONLINE_USER_SESSIONS.size());
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BaseMessage<?> baseMessage = JSON.parseObject(payload, BaseMessage.class);
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switch (baseMessage.getType()) {
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case "stream":
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BaseMessage<PullStreamDTO> streamMessage = JSON.parseObject(payload,
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new TypeReference<BaseMessage<PullStreamDTO>>() {
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});
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PullStreamDTO pullStreamDTO = streamMessage.getPayload();
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if (pullStreamDTO != null) {
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String boxSn = pullStreamDTO.getBoxSn();
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if (pullStreamDTO.getPullType().equals(1)) {
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uavStreamManager.startPullStream(boxSn, userId);
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} else {
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uavStreamManager.stopPullStream(boxSn, userId);
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}
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}
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break;
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}
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}
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@Override
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public void afterConnectionEstablished(WebSocketSession session) {
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log.info("【cmd】Connected: {}", session.getId());
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String userId = (String) session.getAttributes().get("userId");
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WebSocketUtil.ONLINE_USER_SESSIONS.put(userId, session);
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log.info("【cmd】size: {}", WebSocketUtil.ONLINE_USER_SESSIONS.size());
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}
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@Override
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public void afterConnectionClosed(WebSocketSession session, CloseStatus status) {
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log.info("【cmd】Disconnected: {}", session.getId());
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String userId = (String) session.getAttributes().get("userId");
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WebSocketUtil.ONLINE_USER_SESSIONS.remove(userId);
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log.info("【cmd】size: {}", WebSocketUtil.ONLINE_USER_SESSIONS.size());
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//停止用户的所有流
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uavStreamManager.stopAllPullStreamByUser(userId);
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//移除控制的无人机
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uavControlManager.releaseAllControlByUser(userId);
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}
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}
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