package com.mzl.flower.schedule;

import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.mzl.flower.entity.film.FilmWorks;
import com.mzl.flower.mapper.film.CommentPoMapper;
import com.mzl.flower.mapper.film.FilmCollectsMapper;
import com.mzl.flower.mapper.film.FilmLikesMapper;
import com.mzl.flower.mapper.film.FilmWorksMapper;
import com.mzl.flower.service.customer.CustomerService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.time.DateFormatUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Profile;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.time.LocalDate;
import java.util.List;

@Component
@Slf4j
public class ScheduleService {

    @Resource
    private CustomerService customerService;
    @Resource
    private FilmWorksMapper filmWorksMapper;
    @Resource
    private FilmLikesMapper filmLikesMapper;
    @Resource
    private FilmCollectsMapper filmCollectsMapper;
    @Resource
    private CommentPoMapper commentPoMapper;

    @Scheduled(cron = "0 15 17 * * ?")
    @Profile("prod")
    public void DealSendMessageInfoBySupplier() {
        log.info("供应商下单供货提示开始：" + DateFormatUtils.format(System.currentTimeMillis(), "yyyy-MM-dd HH:mm:ss"));
        log.info("供应商下单供货提示结束：" + DateFormatUtils.format(System.currentTimeMillis(), "yyyy-MM-dd HH:mm:ss"));
    }

    // vip过期时间校验，每隔1个小时执行一次
    @Scheduled(cron = "0 0 1 * * ?")
    public void checkVipExpireTime() {
        customerService.checkVipExpireTime();
    }


    //降低置顶权重。每天晚上11点执行一次
    @Scheduled(cron = "0 0 23 * * ?")
    public void downFilmWorksStickyWeight() {
        // 每日减少10点权重，最低不低于0
        filmWorksMapper.update(null, new LambdaUpdateWrapper<FilmWorks>().setSql("sticky_weight = GREATEST(sticky_weight - 10, 0)"));
        log.info("每日置顶权重降低完成");
    }

    //提高置顶权重。每天早上6点执行一次(设计当天点赞+5，评论+10，收藏+10)
    @Scheduled(cron = "0 0 6 * * ?")
    public void upFilmWorksStickyWeight() {
        // 获取昨天（当天）的互动数据
        LocalDate yesterday = LocalDate.now().minusDays(1);

        // 获取所有需要更新的作品
        List<FilmWorks> worksList = filmWorksMapper.selectList(null);

        worksList.forEach(work -> {
            // 获取点赞数（需要实现统计方法）
            int likes = filmLikesMapper.countByFilmIdAndDate(work.getId(), yesterday);
            // 获取评论数（需要实现统计方法）
            int comments = filmCollectsMapper.countByFilmIdAndDate(work.getId(), yesterday);
            // 获取收藏数（需要实现统计方法）
            int collects = commentPoMapper.countByFilmIdAndDate(work.getId(), yesterday);
            // 计算权重增量
            int increment = likes * 5 + comments * 10 + collects * 10;

            if (increment > 0) {
                filmWorksMapper.update(null, new LambdaUpdateWrapper<FilmWorks>().eq(FilmWorks::getId, work.getId()).setSql("sticky_weight = sticky_weight + " + increment));
            }
        });
        log.info("每日互动权重加成完成");
    }


}