package com.zy.acs.gateway.listen;

import com.alibaba.fastjson.JSON;
import com.zy.acs.common.constant.RedisConstant;
import com.zy.acs.common.domain.AgvCommand;
import com.zy.acs.common.domain.AgvProtocol;
import com.zy.acs.gateway.config.SystemProperties;
import com.zy.acs.gateway.domain.AgvPackage;
import com.zy.acs.gateway.job.DispatcherPublisher;
import com.zy.acs.common.utils.RedisSupport;
import com.zy.acs.gateway.utils.ProtocolUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;

/**
 * 下行报文监听器
 * 消息队列: redis list
 * Created by vincent on 2019-04-02
 */
@Component
public class MessageListener {

    private Thread thread;
    private final RedisSupport redis = RedisSupport.defaultRedisSupport;
    private final static Logger log = LoggerFactory.getLogger(MessageListener.class);

    @Autowired
    private DispatcherPublisher publisher;
    @Autowired
    private SystemProperties systemProperties;

    @PostConstruct
    private void start(){
        thread = new Thread(() -> {
            while (!Thread.currentThread().isInterrupted()) {
                AgvProtocol protocol = redis.pop(RedisConstant.AGV_CMD_DOWN_FLAG);
                if (null != protocol){
                    if (systemProperties.isPrintPacLog()) {
                        log.info("监听器 >>> {}", JSON.toJSONString(protocol));
                    }
                    if (!StringUtils.isEmpty(protocol.getAgvNo())){

                        publisher.publish(ProtocolUtils.installDownProtocol(protocol));
                    }
                }
                // 间隔
                try {
                    Thread.sleep(1000);
                } catch (Exception ignore) {}
            }
        });
        thread.start();
    }

    @PreDestroy
    public void shutDown(){
        if (thread != null) thread.interrupt();
    }

}