package com.tzld.piaoquan.featurestools.job;

import com.tzld.piaoquan.featurestools.dao.mapper.CreativeVideoUnderstanderMapper;
import com.tzld.piaoquan.featurestools.model.po.CreativeVideoUnderstander;
import com.tzld.piaoquan.featurestools.model.po.CreativeVideoUnderstanderExample;
import com.tzld.piaoquan.featurestools.model.vo.VideoUnderstandParam;
import com.tzld.piaoquan.featurestools.model.vo.VideoUnderstandResult;
import com.tzld.piaoquan.featurestools.service.VideoUnderstandService;
import com.tzld.piaoquan.featurestools.util.DateUtil;
import com.tzld.piaoquan.featurestools.util.page.Page;
import com.xxl.job.core.biz.model.ReturnT;
import com.xxl.job.core.handler.annotation.XxlJob;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;

import java.util.Date;
import java.util.List;
import java.util.concurrent.*;

@Slf4j
@Component
public class CreativeVideoUnderstandJob {
    private static final ThreadPoolExecutor videoPoolExecutor = (ThreadPoolExecutor) Executors.newFixedThreadPool(5);

    private static final ArrayBlockingQueue<CreativeVideoUnderstander> videoQueue = new ArrayBlockingQueue<>(100000);


    @Autowired
    private CreativeVideoUnderstanderMapper creativeVideoUnderstanderMapper;

    @Autowired
    private VideoUnderstandService videoUnderstandService;

    @XxlJob("videoUnderstanderJob")
    public ReturnT<String> videoUnderstander(String param) throws InterruptedException {
        if (videoPoolExecutor.getCorePoolSize() - videoPoolExecutor.getActiveCount() > 0) {
            int threadSize = videoPoolExecutor.getCorePoolSize() - videoPoolExecutor.getActiveCount();
            log.info("threadNum={}", threadSize);
            CountDownLatch countDownLatch = new CountDownLatch(threadSize);
            // 启动消费者线程
            for (int i = 0; i < threadSize; i++) {
                videoPoolExecutor.execute(new Thread(() -> {
                    log.info("启动视频理解线程");
                    while (true) {
                        try {
                            // 超过 5 分钟没有数据，销毁当前线程
                            CreativeVideoUnderstander creativeVideoUnderstander = videoQueue.poll(5, TimeUnit.MINUTES); // 等待最多 5 分钟
                            log.info("videoQueue size={}", videoQueue.size());
                            if (creativeVideoUnderstander == null) {
                                break; // 退出当前线程
                            }
                            System.out.println("creativeVideoUnderstander=" + creativeVideoUnderstander);
                            processCreativeVideoUnderstander(creativeVideoUnderstander);
                        } catch (Exception e) {
                            log.error("视频理解线程异常", e);
                        }
                    }
                    log.info("视频理解线程结束");
                    countDownLatch.countDown();
                }));
            }
            CreativeVideoUnderstanderExample example = new CreativeVideoUnderstanderExample();
            example.createCriteria().andStatusEqualTo(0);
            long count = creativeVideoUnderstanderMapper.countByExample(example);
            int pageSize = 1000;
            int pageNum = (int) (count / pageSize) + 1;
            for (int i = 1; i <= pageNum; i++) {
                Page page = new Page<>(i, pageSize);
                example.setPage(page);
                List<CreativeVideoUnderstander> creativeVideoUnderstanderList = creativeVideoUnderstanderMapper.selectByExample(example);
                if (!CollectionUtils.isEmpty(creativeVideoUnderstanderList)) {
                    videoQueue.addAll(creativeVideoUnderstanderList);
                }
            }
            countDownLatch.await();
        }
        return ReturnT.SUCCESS;
    }

    private void processCreativeVideoUnderstander(CreativeVideoUnderstander creativeVideoUnderstander) {
        VideoUnderstandParam videoUnderstandParam = new VideoUnderstandParam();
        videoUnderstandParam.setUrl(creativeVideoUnderstander.getVideoUrl());
//        videoUnderstandParam.setFileName(creativeVideoUnderstander.getVideoFileName());
        VideoUnderstandResult videoUnderstandResult = videoUnderstandService.getVideoUnderstandResult(videoUnderstandParam);
        System.out.println("videoUnderstandResult=" + videoUnderstandResult);
        if (videoUnderstandResult == null) {
            addRetryCount(creativeVideoUnderstander);
            return;
        }
        if (StringUtils.isNotEmpty(videoUnderstandResult.getError())) {
            log.error("videoUnderstandResult id={} error={}", creativeVideoUnderstander.getId(), videoUnderstandResult.getError());
            addRetryCount(creativeVideoUnderstander);
            return;
        }
        if (StringUtils.isNotEmpty(videoUnderstandResult.getFileName())) {
            creativeVideoUnderstander.setVideoFileName(videoUnderstandResult.getFileName());
        }
        if (StringUtils.isNotEmpty(videoUnderstandResult.getFileStatus())) {
            creativeVideoUnderstander.setVideoFileStatus(videoUnderstandResult.getFileStatus());
        }
        if (StringUtils.isNotEmpty(videoUnderstandResult.getExpireTime())) {
            Date date = DateUtil.parseDate(videoUnderstandResult.getExpireTime());
            if (date != null) {
                creativeVideoUnderstander.setVideoFileExpireTime(date);
            }
        }
        if (StringUtils.isNotEmpty(videoUnderstandResult.getUnderstanderText())) {
            creativeVideoUnderstander.setUnderstanderText(videoUnderstandResult.getUnderstanderText());
            creativeVideoUnderstander.setStatus(1);
            creativeVideoUnderstanderMapper.updateByPrimaryKeyWithBLOBs(creativeVideoUnderstander);
            return;
        }
        addRetryCount(creativeVideoUnderstander);
    }

    private void addRetryCount(CreativeVideoUnderstander creativeVideoUnderstander) {
        if (creativeVideoUnderstander.getRetryCount() >= 3) {
            creativeVideoUnderstander.setStatus(2);
        } else {
            creativeVideoUnderstander.setRetryCount(creativeVideoUnderstander.getRetryCount() + 1);
        }
        creativeVideoUnderstanderMapper.updateByPrimaryKeySelective(creativeVideoUnderstander);
    }


}