package com.cjs.site.biz.ec;

import java.util.concurrent.CopyOnWriteArrayList;

import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
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 com.cjs.site.util.redis.JedisTemplate;

/**
 * 官网买卖的全部商品
 * 
 * @author tongyufu
 *
 */
@Service
public class EcEntrustAllHandler extends TextWebSocketHandler {

    /**官网，买卖的全部商品查询*/
    public static final String                           ENTRUST_ENTRUSTING = "entrust:entrusting";
    public static CopyOnWriteArrayList<WebSocketSession> WEBSOCKET_SESSIONS = new CopyOnWriteArrayList<WebSocketSession>();
    Logger                                               log                = LogManager
        .getLogger();
    @Autowired
    private JedisTemplate                                jedisTemplate;

    @Override
    public void afterConnectionEstablished(WebSocketSession session) throws Exception {
        super.afterConnectionEstablished(session);
        WEBSOCKET_SESSIONS.add(session);

        //连接时先推送一次
        try {
            String payload = jedisTemplate.get(ENTRUST_ENTRUSTING);
            if (StringUtils.isNotBlank(payload) && session.isOpen()) {
                if (payload.indexOf("[") != -1) {
                    payload = payload.substring(payload.indexOf("["));
                }
                session.sendMessage(new TextMessage(payload));
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    @Override
    protected void handleTextMessage(WebSocketSession session,
                                     TextMessage message) throws Exception {
        super.handleTextMessage(session, message);
    }

    @Override
    public void afterConnectionClosed(WebSocketSession session,
                                      CloseStatus status) throws Exception {
        super.afterConnectionClosed(session, status);
        WEBSOCKET_SESSIONS.remove(session);
    }

    @Override
    public void handleTransportError(WebSocketSession session,
                                     Throwable exception) throws Exception {
        super.handleTransportError(session, exception);
        log.error("EcEntrustDetailHandler WebScoket传输出错[" + session.getId() + "]："
                  + exception.getMessage());
        if (session.isOpen()) {
            session.close();
        }
        WEBSOCKET_SESSIONS.remove(session);
    }

}