1.定时任务-待付款-15分钟 2.领券中心：根据领取次数判断是否已领取 3.付款：优惠券自动领取最大优惠券

陶杰

2024-11-14 5ff8fb8bd9d298def47437b24e77c8879cdc37d2

 src/main/java/com/mzl/flower/service/impl/coupon/CouponTemplateServiceImpl2.java

@@ -40,6 +40,7 @@
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;
@@ -496,9 +497,45 @@
    }

    @Override
    public List<CouponTemplateVO> getActivityEffectList(QueryActivityEffectCouponDTO dto) {
    public List<CouponTemplateVO> getActivityEffectListWithMine(QueryActivityEffectCouponDTO dto) {
        // 1.点击领取，优惠券状态变成灰色+已领取（根据web端优惠券限领次数判断）
        //2.把已领取的优惠券按照领取时间排列到最下面
        List<CouponTemplateVO> list= couponTemplateMapperCustom.getActivityEffectListWithMine(dto);

        return couponTemplateMapperCustom.getActivityEffectList(dto);
        // 将列表分为已经领取和未领取的，根据getYetFlag来判断,下面的所有操作都要判空
        if(CollectionUtils.isNotEmpty(list)){
            // 遍历列表，查看当前的优惠券是否已经达到领取次数，如果是则为true，不是为false
            list.forEach(item->{
                if (item != null) {
                    item.setGetYetFlag(false);
                    if (null != item.getGetNum() && null != item.getGetLimit() && item.getGetNum() >= item.getGetLimit()) {
                        item.setGetYetFlag(true);
                    }
                }
            });
            List<CouponTemplateVO> getYetList = list.stream().filter(item->item.getGetYetFlag()).collect(Collectors.toList());
            List<CouponTemplateVO> getNotYetList = list.stream().filter(item->!item.getGetYetFlag()).collect(Collectors.toList());
            list.clear();
            if(CollectionUtils.isNotEmpty(getNotYetList)){
                // 将未领取的根据create_time 倒序排序
                getNotYetList.sort(Comparator.comparing(CouponTemplateVO::getCreateTime).reversed());
                // 将未领取和已领取的合并成新list返回
                list.addAll(getNotYetList);
            }
            if(CollectionUtils.isNotEmpty(getYetList)){
                // 将已经领取的根据recordCreateTime 时间正序排
                getYetList.sort(Comparator.comparing(CouponTemplateVO::getRecordCreateTime));
                list.addAll(getYetList);
            }
            return list;
        }

        return new ArrayList<>();
    }

    @Override
    public List<CouponTemplateVO> getActivityEffectList(QueryActivityEffectCouponDTO dto) {
        return couponTemplateMapperCustom.getActivityEffectListWithMine(dto);
    }

}