forked from uav/ard-uav-server
ard-work/src/main/java/com/ard/work/component/websocket/handler/TyMessageHandler.java
@@ -5,6 +5,7 @@ import com.ard.common.core.domain.model.LoginUser; import com.ard.framework.web.service.TokenService; import com.ard.work.component.websocket.WebSocketSessionManager; import com.ard.work.component.websocket.utils.WebSocketUtil; import com.ard.work.domain.enums.MessageType; import com.ard.work.domain.message.*; import com.ard.work.service.control.UavControlService; @@ -14,8 +15,12 @@ import org.springframework.web.socket.TextMessage; import org.springframework.web.socket.WebSocketSession; import org.springframework.web.socket.handler.TextWebSocketHandler; import javax.annotation.Resource; import java.util.Map; import java.util.Objects; import java.util.concurrent.CompletableFuture; import java.util.concurrent.ConcurrentHashMap; @Component @@ -37,7 +42,10 @@ @Resource private UavAllManager uavAllManager; @Resource private NoFlyDistanceManager noFlyDistanceManager; @Resource private TokenService tokenService; private final Map<Long, Long> lastDisconnectTime = new ConcurrentHashMap<>(); @Override public void handleTextMessage(WebSocketSession session, TextMessage message) { @@ -45,11 +53,14 @@ String userIdStr = (String) session.getAttributes().get("userId"); Long userId = Long.parseLong(userIdStr); String payload = message.getPayload(); log.info("【cmd】Received message: {}", payload); log.info("【cmd】size: {}", WebSocketSessionManager.getOnlineUserCount()); log.info("【ws】【{}】Received message: {}, size: {}", userId, payload, WebSocketSessionManager.getOnlineUserCount()); BaseMessage<?> baseMessage = JSON.parseObject(payload, BaseMessage.class); MessageType messageType = MessageType.fromString(baseMessage.getType()); switch (messageType) { case HEARTBEAT: handleHeartbeatMessage(payload, userId); break; case STREAM: handleStreamMessage(payload, userId); break; @@ -65,6 +76,9 @@ case CONTROLLER: handleControlMessage(payload, userId); break; case NO_FLY_DISTANCE: handleNoFlyDistanceMessage(payload, userId); break; case ALL: handleAllMessage(payload, userId); break; @@ -72,6 +86,19 @@ } catch (Exception e) { log.error("Error handling message: {}", message, e); } } /** * 处理心跳消息 * <p> * 该方法解析给定的负载数据，以获取无人机流消息，并根据消息类型决定是否开始或停止流 * * @param payload 消息的负载数据，通常为JSON字符串 * @param userId 接收消息的用户ID */ private void handleHeartbeatMessage(String payload, Long userId) { WebSocketUtil.sendMessage(userId, payload); } /** @@ -250,46 +277,83 @@ } } /** * 处理禁飞区距离 * * @param payload 消息负载，包含订阅信息 * @param userId 用户ID，用于标识用户 */ private void handleNoFlyDistanceMessage(String payload, Long userId) { // 解析接收到的JSON消息，将其转换为BaseMessage对象 BaseMessage<NoFlyDistanceMessage> baseMessage = JSON.parseObject(payload, new TypeReference<BaseMessage<NoFlyDistanceMessage>>() { }); // 获取消息的有效载荷部分 NoFlyDistanceMessage noFlyDistanceMessage = baseMessage.getPayload(); // 检查有效载荷是否存在 if (noFlyDistanceMessage != null) { // 获取无人机盒子的序列号 String boxSn = noFlyDistanceMessage.getBoxSn(); // 根据消息中的订阅标志，决定是订阅还是退订无人机状态 Boolean subscribe = noFlyDistanceMessage.getSubscribe(); if (subscribe) { // 执行订阅操作 noFlyDistanceManager.subscribe(boxSn, userId, 1); } else { // 执行退订操作 noFlyDistanceManager.unsubscribe(boxSn, userId); } } } @Override public void afterConnectionEstablished(WebSocketSession session) { log.info("【cmd】Connected: {}", session.getId()); String userIdStr = (String) session.getAttributes().get("userId"); if (userIdStr == null || userIdStr.isBlank()) { return; } Long userId = Long.parseLong(userIdStr); lastDisconnectTime.remove(userId); // 清除断开标记 WebSocketSessionManager.addSession(userId, session); log.info("【cmd】size: {}", WebSocketSessionManager.getOnlineUserCount()); log.info("【ws】【{}】Connected,size: {}", userId, WebSocketSessionManager.getOnlineUserCount()); } @Override public void afterConnectionClosed(WebSocketSession session, CloseStatus status) { log.info("【cmd】Disconnected: {}", session.getId()); String userIdStr = (String) session.getAttributes().get("userId"); if (userIdStr == null || userIdStr.isBlank()) { return; } Long userId = Long.parseLong(userIdStr); WebSocketSessionManager.removeSession(userId); log.info("【cmd】size: {}", WebSocketSessionManager.getOnlineUserCount()); log.info("【ws】【{}】Disconnected,size: {}", userId, WebSocketSessionManager.getOnlineUserCount()); long version = System.currentTimeMillis(); lastDisconnectTime.put(userId, version); // 释放该用户所有 UAV 控制权 uavControlService.releaseAllControls(userId); uavStreamManager.stopAllPullStreamByUser(userId); uavStateManager.removeSubscribe(userId); uavTelemetryManager.removeSubscribe(userId); uavSignalManager.removeSubscribe(userId); uavControlManager.removeSubscribe(userId); // 延迟10秒删除token（若期间没重连） CompletableFuture.runAsync(() -> { try { Thread.sleep(10_000); // 延迟10秒 } catch (InterruptedException ignored) {} Thread.sleep(5_000); // 延迟5秒 } catch (InterruptedException ignored) { } // 如果版本号不一致，说明用户曾重连 → 不执行删除 if (!Objects.equals(lastDisconnectTime.get(userId), version)) { return; } if (!WebSocketSessionManager.containsUser(userId)) { uavControlService.releaseAllControls(userId); uavStreamManager.stopAllPullStreamByUser(userId); uavStateManager.removeSubscribe(userId); uavTelemetryManager.removeSubscribe(userId); uavSignalManager.removeSubscribe(userId); uavControlManager.removeSubscribe(userId); LoginUser loginUser = tokenService.getLoginUserByUserId(userId); if (loginUser != null) { // 只移除本平台用户token，挂接用户token不移除 if (loginUser != null && "0".equals(loginUser.getUser().getPlatform())) { tokenService.delLoginUser(loginUser.getToken(), userId); log.info("【cmd】用户 [{}] 超时未重连，已删除 token", userId); }
