package com.ltkj.web.websocket;

import cn.hutool.json.JSONUtil;
import com.ltkj.common.core.domain.model.LoginUser;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
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;
import redis.clients.jedis.util.SafeEncoder;

import java.util.ArrayList;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Collectors;

/**
 * @Company: 西安路泰科技有限公司
 * @Author: zhaowenxuan
 * @Date: 2025/6/27 14:59
 */
@Slf4j
@Component
public class WebSockerManager extends TextWebSocketHandler {

    public final ConcurrentHashMap<String, ClientSessionInfo> userSessions = new ConcurrentHashMap<>();
    private static final ConcurrentHashMap<String, WebSocketClientInfo> sessions = new ConcurrentHashMap<>();

    private WebSocketClientInfo getUser(WebSocketSession session) {
        LoginUser loginUser = (LoginUser) session.getAttributes().get("user");
        WebSocketClientInfo info = new WebSocketClientInfo();
        info.setUid(Long.parseLong(loginUser.getUserId()));
        info.setHospId(loginUser.getHospName());
        return info;
//        WebSocketClientInfo clientInfo = new WebSocketClientInfo();
//        clientInfo.setUid(123L);
//        clientInfo.setHospId("hosp");
//        return clientInfo;
    }

    @Override
    public void afterConnectionEstablished(WebSocketSession session) throws Exception {
        WebSocketClientInfo clientInfo = getUser(session);
//        userSessions.put(clientInfo.getUid(), new ClientSessionInfo(session, clientInfo.getHospId()));
        sessions.put(session.getId(),clientInfo);
        ClientSessionInfo sessionInfo = new ClientSessionInfo();
        sessionInfo.setSession(session);
        sessionInfo.setCode(clientInfo.getHospId());
        userSessions.put(String.valueOf(clientInfo.getUid()), sessionInfo);
        session.sendMessage(new TextMessage("连接成功"));
        log.info("[WebSocket] 在线列表UserIds\n{}",JSONUtil.toJsonStr(new ArrayList<>(userSessions.keySet())));
    }

    @Override
    protected void handleTextMessage(WebSocketSession session, TextMessage message) throws Exception {
        String payload = message.getPayload();
        // 处理 ping/pong
        if ("ping".equals(payload)) {
            session.sendMessage(new TextMessage("pong"));
            return;
        }
        String sessionId = session.getId();
        WebSocketClientInfo clientInfo = sessions.get(sessionId);
        log.info("[WebSocket] 收到客户端消息 userId:{} msg: {}",clientInfo.getUid(),payload);
        session.sendMessage(new TextMessage("[WebSocket] 收到客户端消息 msg: " + payload));
    }

    @Override
    public void afterConnectionClosed(WebSocketSession session, CloseStatus status) throws Exception {
        log.info("[WebSocket] 连接关闭: " + status);
        WebSocketClientInfo clientInfo = sessions.get(session.getId());
        userSessions.remove(String.valueOf(clientInfo.getUid()));
    }
}