package com.gkhy.safePlatform.doublePrevention.mq.consumer;

import com.gkhy.safePlatform.commons.utils.CalcuteDelayLevelUtils;
import com.gkhy.safePlatform.doublePrevention.mq.msg.PreventNoticeExecTaskMsg;
import com.gkhy.safePlatform.commons.utils.JsonUtils;
import org.apache.rocketmq.client.consumer.DefaultMQPushConsumer;
import org.apache.rocketmq.client.exception.MQClientException;
import org.apache.rocketmq.client.producer.SendResult;
import org.apache.rocketmq.client.producer.SendStatus;
import org.apache.rocketmq.common.message.MessageExt;
import org.apache.rocketmq.spring.annotation.RocketMQMessageListener;
import org.apache.rocketmq.spring.core.RocketMQListener;
import org.apache.rocketmq.spring.core.RocketMQPushConsumerLifecycleListener;
import org.apache.rocketmq.spring.core.RocketMQTemplate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.messaging.Message;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.stereotype.Service;

import java.nio.charset.StandardCharsets;
import java.util.Date;

@Service
@RocketMQMessageListener(topic = "${rocketmq.topic.preventNoticeTaskTopic}",consumerGroup = "${rocketmq.consumers.NoticeGroup}")
public class NoticeTaskConsumer implements RocketMQListener<MessageExt>, RocketMQPushConsumerLifecycleListener {

    private final Logger logger = LoggerFactory.getLogger(this.getClass());

    @Value("${rocketmq.topic.preventNoticeTaskTopic}")
    private String preventNoticeTaskTopic;

    @Autowired
    private RocketMQTemplate rocketMQTemplate;

    @Override
    public void onMessage(MessageExt messageExt) {

        logger.info("\n【双重预防】preventNoticeTaskConsumer接收到消息\t MSG ID : "+ messageExt.getMsgId()  + "  "+ new Date());

        PreventNoticeExecTaskMsg msg = JsonUtils.parse(new String(messageExt.getBody(), StandardCharsets.UTF_8), PreventNoticeExecTaskMsg.class);

        //logger.info("notice接收到消息内容" + msg.getTaskId() + msg.getNoticeTaskTime());

        if(msg!=null && msg.getTaskId()>0){
            //当前时间早于处理时间时
            Long relaySeconds = (msg.getNoticeTaskTime().getTime() - new Date().getTime())/1000;

            if(relaySeconds > 0){
                //重发消息，实现连续延时
                Message message = MessageBuilder.withPayload(msg).build();
                SendResult sendResult = rocketMQTemplate.syncSend(preventNoticeTaskTopic, message,10000, CalcuteDelayLevelUtils.calcuteDelayLevel(relaySeconds));
                if(sendResult.getSendStatus() != SendStatus.SEND_OK){
                    throw new RuntimeException("任务通知失败消息失败" + sendResult.getMsgId());
                }
                logger.info("\n【双重预防】preventNoticeTaskConsumer重发消息" + sendResult.getMsgId());
            }else {
                //TODO 通知消息暂无炒作方法
                logger.info("notice暂时无动作");
            }
        }
    }

    @Override
    public void prepareStart(DefaultMQPushConsumer consumer) {
//        consumer.setConsumeFromWhere(ConsumeFromWhere.CONSUME_FROM_LAST_OFFSET);
        consumer.setConsumeThreadMin(4);
//        consumer.setConsumeTimestamp(UtilAll.timeMillisToHumanString3(System.currentTimeMillis()));
        try {
            consumer.subscribe(preventNoticeTaskTopic,"*");
        } catch (MQClientException e) {
            e.printStackTrace();
        }
    }
}