virtual-patient/virtual-patient-web/src/main/java/com/supervision/websocket/handler/AskWebSocketHandler.java

package com.supervision.websocket.handler;

import cn.hutool.json.JSONUtil;
import com.supervision.websocket.cache.WebSocketUserCache;
import com.supervision.websocket.dto.SocketMessageDTO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.socket.CloseStatus;
import org.springframework.web.socket.TextMessage;
import org.springframework.web.socket.WebSocketSession;
import org.springframework.web.socket.handler.TextWebSocketHandler;

@Slf4j
public class AskWebSocketHandler extends TextWebSocketHandler {

    @Override
    public void afterConnectionEstablished(WebSocketSession session) throws Exception {
        // 获取本次
        String id = session.getId();
        // 缓存sessionId
        WebSocketUserCache.login(id, session);
        // 返回sessionId到前端
        SocketMessageDTO socketMessageDTO = new SocketMessageDTO();
        socketMessageDTO.setSocketId(id);
        socketMessageDTO.setData("链接成功");
        session.sendMessage(new TextMessage(JSONUtil.toJsonStr(socketMessageDTO)));
    }

    @Override
    protected void handleTextMessage(WebSocketSession session, TextMessage message) {
        // 处理接收到的文本消息
        log.info("收到消息:{}", message.toString());
    }

    @Override
    public void afterConnectionClosed(WebSocketSession session, CloseStatus status) {
        // 连接关闭时的处理逻辑
        String id = session.getId();
        WebSocketUserCache.logout(id);
    }
}