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https://gitee.com/hhyykk/ipms-sjy.git
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code review:营销活动+订单
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@@ -23,6 +23,7 @@ public class BargainActivityApiImpl implements BargainActivityApi {
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@Override
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public void updateBargainActivityStock(Long activityId, Integer count) {
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// TODO @puhui999:可以整个实现到 bargainActivityService 中
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// 查询砍价活动
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BargainActivityDO activity = bargainActivityService.getBargainActivity(activityId);
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if (activity == null) {
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@@ -30,6 +31,7 @@ public class BargainActivityApiImpl implements BargainActivityApi {
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}
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// 更新砍价库存
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// TODO @puhui999:考虑下并发更新问题
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BargainActivityUpdateReqVO reqVO = new BargainActivityUpdateReqVO();
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reqVO.setId(activityId);
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reqVO.setStock(activity.getStock() - count);
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@@ -27,14 +27,19 @@ public class SeckillActivityApiImpl implements SeckillActivityApi {
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@Resource
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private SeckillActivityService activityService;
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// TODO @puhui:建议这块弄到 activityService 实现哈;
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// TODO @puhui:这个方法,要考虑事务性
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@Override
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public void updateSeckillStock(SeckillActivityUpdateStockReqDTO updateStockReqDTO) {
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// TODO @puhui999:长方法,最好有 1.1 1.2 2.1 这种步骤哈;
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SeckillActivityDO seckillActivity = activityService.getSeckillActivity(updateStockReqDTO.getActivityId());
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if (seckillActivity.getStock() < updateStockReqDTO.getCount()) {
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throw exception(SECKILL_ACTIVITY_UPDATE_STOCK_FAIL);
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}
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// 获取活动商品
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// TODO @puhui999:在一个方法里,dos 和 dolist 最好保持一致,要么用 s,要么用 list 哈;
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List<SeckillProductDO> productDOs = activityService.getSeckillProductListByActivityId(updateStockReqDTO.getActivityId());
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// TODO @puhui999:这个是不是搞成 CollectionUtils.convertMultiMap()
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List<SeckillActivityUpdateStockReqDTO.Item> items = updateStockReqDTO.getItems();
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Map<Long, List<Long>> map = new HashMap<>();
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items.forEach(item -> {
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@@ -49,9 +54,11 @@ public class SeckillActivityApiImpl implements SeckillActivityApi {
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}
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});
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// 过滤出购买的商品
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// TODO @puhui999:productDOList 可以简化成 productList;一般来说,do 之类不用带着哈,在变量里;
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List<SeckillProductDO> productDOList = CollectionUtils.filterList(productDOs, item -> map.get(item.getSpuId()).contains(item.getSkuId()));
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Map<Long, SeckillActivityUpdateStockReqDTO.Item> productDOMap = CollectionUtils.convertMap(items, SeckillActivityUpdateStockReqDTO.Item::getSkuId, p -> p);
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// 检查活动商品库存是否充足
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// TODO @puhui999:避免 b 这种无业务含义的变量;
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boolean b = CollectionUtils.anyMatch(productDOList, item -> {
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SeckillActivityUpdateStockReqDTO.Item item1 = productDOMap.get(item.getSkuId());
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return (item.getStock() < item1.getCount()) || (item.getStock() - item1.getCount()) < 0;
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@@ -59,17 +66,19 @@ public class SeckillActivityApiImpl implements SeckillActivityApi {
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if (b) {
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throw exception(SECKILL_ACTIVITY_UPDATE_STOCK_FAIL);
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}
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// TODO @puhui999:类似 doList,应该和下面的 update 逻辑粘的更紧密一点;so 在空行的时候,应该挪到 74 之后里去;甚至更合理,应该是 79 之后;说白了,逻辑要分块,每个模块涉及的代码要紧密在一起;
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List<SeckillProductDO> doList = CollectionUtils.convertList(productDOList, item -> {
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item.setStock(item.getStock() - productDOMap.get(item.getSkuId()).getCount());
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return item;
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});
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// 更新活动库存
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// TODO @puhui999:考虑下并发更新
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seckillActivity.setStock(seckillActivity.getStock() + updateStockReqDTO.getCount());
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seckillActivity.setTotalStock(seckillActivity.getTotalStock() - updateStockReqDTO.getCount());
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activityService.updateSeckillActivity(seckillActivity);
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// 更新活动商品库存
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activityService.updateSeckillActivityProductByList(doList);
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activityService.updateSeckillActivityProductList(doList);
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}
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}
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@@ -9,6 +9,7 @@ import lombok.*;
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import java.time.LocalDateTime;
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// TODO 芋艿:把字段的顺序,和 do 顺序对齐下
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/**
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* 拼团记录 DO
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*
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@@ -27,34 +28,28 @@ import java.time.LocalDateTime;
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@AllArgsConstructor
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public class CombinationRecordDO extends BaseDO {
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/**
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* 编号,主键自增
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*/
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@TableId
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private Long id;
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/**
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* 拼团活动编号
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*
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* 关联 {@link CombinationActivityDO#getId()}
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*/
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private Long activityId;
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/**
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* 拼团商品单价
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*
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* 冗余 {@link CombinationProductDO#getCombinationPrice()}
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*/
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private Integer combinationPrice;
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/**
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* SPU 编号
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*/
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private Long spuId;
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/**
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* SKU 编号
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*/
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private Long skuId;
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/**
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* 用户编号
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*/
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private Long userId;
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/**
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* 订单编号
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*/
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private Long orderId;
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/**
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* 团长编号
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*
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* 关联 {@link CombinationRecordDO#getId()}
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*/
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private Long headId;
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/**
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* 商品名字
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*/
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@@ -64,9 +59,14 @@ public class CombinationRecordDO extends BaseDO {
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*/
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private String picUrl;
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/**
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* 拼团商品单价
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* SKU 编号
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*/
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private Integer combinationPrice;
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private Long skuId;
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/**
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* 用户编号
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*/
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private Long userId;
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/**
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* 用户昵称
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*/
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@@ -75,6 +75,13 @@ public class CombinationRecordDO extends BaseDO {
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* 用户头像
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*/
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private String avatar;
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/**
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* 团长编号
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*
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* 关联 {@link CombinationRecordDO#getId()}
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*/
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private Long headId;
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/**
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* 开团状态
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*
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@@ -82,23 +89,9 @@ public class CombinationRecordDO extends BaseDO {
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*/
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private Integer status;
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/**
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* 是否虚拟成团
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* 订单编号
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*/
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private Boolean virtualGroup;
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/**
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* 过期时间
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*
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* {@link CombinationRecordDO#getStartTime()} + {@link CombinationActivityDO#getLimitDuration()} 计算
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*/
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private LocalDateTime expireTime;
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/**
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* 开始时间 (订单付款后开始的时间)
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*/
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private LocalDateTime startTime;
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/**
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* 结束时间(成团时间/失败时间)
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*/
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private LocalDateTime endTime;
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private Long orderId;
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/**
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* 开团需要人数
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*
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@@ -109,5 +102,24 @@ public class CombinationRecordDO extends BaseDO {
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* 已加入拼团人数
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*/
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private Integer userCount;
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/**
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* 是否虚拟成团
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*/
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private Boolean virtualGroup;
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/**
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* 过期时间
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*
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* 基于 {@link CombinationRecordDO#getStartTime()} + {@link CombinationActivityDO#getLimitDuration()} 计算
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*/
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private LocalDateTime expireTime;
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/**
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* 开始时间 (订单付款后开始的时间)
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*/
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private LocalDateTime startTime;
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/**
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* 结束时间(成团时间/失败时间)
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*/
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private LocalDateTime endTime;
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}
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@@ -43,9 +43,9 @@ public interface SeckillActivityService {
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/**
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* 更新秒杀活动商品
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*
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* @param productDOList 活动商品列表
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* @param productList 活动商品列表
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*/
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void updateSeckillActivityProductByList(List<SeckillProductDO> productDOList);
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void updateSeckillActivityProductList(List<SeckillProductDO> productList);
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/**
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* 关闭秒杀活动
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@@ -93,8 +93,8 @@ public class SeckillActivityServiceImpl implements SeckillActivityService {
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activityList.removeIf(item -> ObjectUtil.equal(item.getId(), activityId));
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}
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// 2.2 过滤出所有 configIds 有交集的活动,判断是否存在重叠
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List<SeckillActivityDO> activityDOs = filterList(activityList, s -> containsAny(s.getConfigIds(), configIds));
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if (isNotEmpty(activityDOs)) {
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List<SeckillActivityDO> conflictActivityList = filterList(activityList, s -> containsAny(s.getConfigIds(), configIds));
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if (isNotEmpty(conflictActivityList)) {
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throw exception(SECKILL_ACTIVITY_SPU_CONFLICTS);
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}
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}
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@@ -150,8 +150,8 @@ public class SeckillActivityServiceImpl implements SeckillActivityService {
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}
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@Override
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public void updateSeckillActivityProductByList(List<SeckillProductDO> productDOList) {
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seckillProductMapper.updateBatch(productDOList);
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public void updateSeckillActivityProductList(List<SeckillProductDO> productList) {
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seckillProductMapper.updateBatch(productList);
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}
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/**
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