package com.fdkankan.contro.mq.service.impl;

import cn.hutool.core.collection.CollUtil;
import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.fdkankan.common.constant.SceneStatus;
import com.fdkankan.contro.entity.OrigFileUploadBatch;
import com.fdkankan.contro.entity.ScenePlus;
import com.fdkankan.contro.mq.service.JmgaService;
import com.fdkankan.contro.service.IOrigFileUploadBatchService;
import com.fdkankan.contro.service.IOrigFileUploadService;
import com.fdkankan.contro.service.IScenePlusService;
import com.fdkankan.rabbitmq.bean.BuildSceneCallMessage;
import com.fdkankan.rabbitmq.util.RabbitMqProducer;
import com.fdkankan.redis.util.RedisLockUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;

@Slf4j
@Service
public class JmgaServiceImpl implements JmgaService {

    @Autowired
    private IOrigFileUploadBatchService origFileUploadBatchService;
    @Resource
    private RedisLockUtil redisLockUtil;
    @Autowired
    private IScenePlusService scenePlusService;
    @Autowired
    private IOrigFileUploadService origFileUploadService;
    @Resource
    private RabbitMqProducer rabbitMqProducer;
    @Value("${queue.modeling.modeling-pre}")
    private String queueModelingPre;


    @Override
    public void pushPre() {

        log.info("推送计算定时任务开始");
        boolean lock = redisLockUtil.lock("push-modeling-pre", 1800);
        try {
            if(!lock){
                return;
            }
            log.info("获取到分布式锁");

            List<OrigFileUploadBatch> list = origFileUploadBatchService.list(
                    new LambdaQueryWrapper<OrigFileUploadBatch>()
                            .eq(OrigFileUploadBatch::getStatus, 4)
                            .orderByAsc(OrigFileUploadBatch::getCreateTime));
            if(CollUtil.isEmpty(list)){
                return;
            }
            for (OrigFileUploadBatch origFileUploadBatch : list) {
                String uuid = origFileUploadBatch.getUuid();
                try {
                    ScenePlus scenePlus = scenePlusService.getByUuid(uuid);
                    //如果场景计算中，跳过，等待下一次定时任务
                    if(scenePlus.getSceneStatus() == SceneStatus.wait.code().intValue()){
                        continue;
                    }
                    //过滤出同一个场景且待推送的上传批次
                    Set<String> batchIds = list.stream().filter(v -> uuid.equals(v.getUuid())).map(v -> v.getBatchId()).collect(Collectors.toSet());
                    BuildSceneCallMessage mqMessage = JSON.parseObject(origFileUploadBatch.getMqContent(), BuildSceneCallMessage.class);
                    StringBuilder batchIdStr = new StringBuilder();
                    for (String batchId : batchIds) {
                        batchIdStr.append(",").append(batchId);
                    }
                    mqMessage.getExt().put("batchId", batchIdStr.substring(1));
                    rabbitMqProducer.sendByWorkQueue(queueModelingPre, mqMessage);
                    origFileUploadBatchService.update(new LambdaUpdateWrapper<OrigFileUploadBatch>().set(OrigFileUploadBatch::getStatus, 4).in(OrigFileUploadBatch::getBatchId, batchIds));
                }catch (Exception e){
                    log.error("推送场景计算失败，uuid:{}", uuid, e);
                }

            }

        }catch (Exception e){
            log.info("推送计算定时任务报错");
        }finally {
            redisLockUtil.unlock("push-modeling-pre");
        }

        log.info("推送计算定时任务结束");
    }
}