code review：拼团记录流程

yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/api/combination/dto/CombinationRecordCreateReqDTO.java

@@ -4,7 +4,6 @@ import lombok.Data;
 
 import javax.validation.constraints.NotNull;
 
-// TODO @芋艿：这块要在看看
 /**
  * 拼团记录的创建 Request DTO
  *

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/admin/combination/CombinationRecordController.java

@@ -55,8 +55,8 @@ public class CombinationRecordController {
     public CommonResult<CombinationRecordSummaryVO> getCombinationRecordSummary() {
         CombinationRecordSummaryVO summaryVO = new CombinationRecordSummaryVO();
         summaryVO.setUserCount(combinationRecordService.getCombinationRecordCount(null, null)); // 获取所有拼团记录
-        summaryVO.setSuccessCount(combinationRecordService.getCombinationRecordCount(
-                CombinationRecordStatusEnum.SUCCESS.getStatus(), null));// 获取成团记录
+        summaryVO.setSuccessCount(combinationRecordService.getCombinationRecordCount( // 获取成团记录
+                CombinationRecordStatusEnum.SUCCESS.getStatus(), null));
         summaryVO.setVirtualGroupCount(combinationRecordService.getCombinationRecordCount(null, Boolean.TRUE));// 获取虚拟成团记录
         return success(summaryVO);
     }

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/app/activity/AppActivityController.java

@@ -55,7 +55,6 @@ public class AppActivityController {
         if (CollUtil.isEmpty(spuIds)) {
             return success(MapUtil.empty());
         }
-
         // 每种活动，只返回一个；key 为 SPU 编号
         return success(convertMultiMap(getAppActivityRespVOList(spuIds), AppActivityRespVO::getSpuId));
     }
@@ -64,20 +63,15 @@ public class AppActivityController {
         if (CollUtil.isEmpty(spuIds)) {
             return new ArrayList<>();
         }
-
         List<AppActivityRespVO> activityList = new ArrayList<>();
         // 拼团活动
         List<CombinationActivityDO> combinationActivities = combinationActivityService.getCombinationActivityBySpuIdsAndStatus(
                 spuIds, CommonStatusEnum.ENABLE.getStatus());
         if (CollUtil.isNotEmpty(combinationActivities)) {
             combinationActivities.forEach(item -> {
-                activityList.add(new AppActivityRespVO()
-                        .setId(item.getId())
-                        .setType(PromotionTypeEnum.COMBINATION_ACTIVITY.getType())
-                        .setName(item.getName())
-                        .setSpuId(item.getSpuId())
-                        .setStartTime(item.getStartTime())
-                        .setEndTime(item.getEndTime()));
+                activityList.add(new AppActivityRespVO().setId(item.getId())
+                        .setType(PromotionTypeEnum.COMBINATION_ACTIVITY.getType()).setName(item.getName())
+                        .setSpuId(item.getSpuId()).setStartTime(item.getStartTime()).setEndTime(item.getEndTime()));
             });
         }
         // 秒杀活动
@@ -85,13 +79,9 @@ public class AppActivityController {
                 spuIds, CommonStatusEnum.ENABLE.getStatus());
         if (CollUtil.isNotEmpty(seckillActivities)) {
             seckillActivities.forEach(item -> {
-                activityList.add(new AppActivityRespVO()
-                        .setId(item.getId())
-                        .setType(PromotionTypeEnum.SECKILL_ACTIVITY.getType())
-                        .setName(item.getName())
-                        .setSpuId(item.getSpuId())
-                        .setStartTime(item.getStartTime())
-                        .setEndTime(item.getEndTime()));
+                activityList.add(new AppActivityRespVO().setId(item.getId())
+                        .setType(PromotionTypeEnum.SECKILL_ACTIVITY.getType()).setName(item.getName())
+                        .setSpuId(item.getSpuId()).setStartTime(item.getStartTime()).setEndTime(item.getEndTime()));
             });
         }
         // 砍价活动
@@ -99,13 +89,9 @@ public class AppActivityController {
                 spuIds, CommonStatusEnum.ENABLE.getStatus());
         if (CollUtil.isNotEmpty(bargainActivities)) {
             bargainActivities.forEach(item -> {
-                activityList.add(new AppActivityRespVO()
-                        .setId(item.getId())
-                        .setType(PromotionTypeEnum.BARGAIN_ACTIVITY.getType())
-                        .setName(item.getName())
-                        .setSpuId(item.getSpuId())
-                        .setStartTime(item.getStartTime())
-                        .setEndTime(item.getEndTime()));
+                activityList.add(new AppActivityRespVO().setId(item.getId())
+                        .setType(PromotionTypeEnum.BARGAIN_ACTIVITY.getType()).setName(item.getName())
+                        .setSpuId(item.getSpuId()).setStartTime(item.getStartTime()).setEndTime(item.getEndTime()));
             });
         }
         return activityList;

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/convert/combination/CombinationActivityConvert.java

@@ -109,22 +109,19 @@ public interface CombinationActivityConvert {
 
     CombinationRecordDO convert(CombinationRecordCreateReqDTO reqDTO);
 
-    // TODO @芋艿：在 convert 优化下；
     default CombinationRecordDO convert(CombinationRecordCreateReqDTO reqDTO,
                                         CombinationActivityDO activity, MemberUserRespDTO user,
                                         ProductSpuRespDTO spu, ProductSkuRespDTO sku) {
-        return convert(reqDTO)
-                .setCount(reqDTO.getCount())
-                .setVirtualGroup(false) // 默认 false 拼团过期都还没有成功，则按照 CombinationActivityDO#virtualGroup 来如果为 true 则执行虚拟成团的逻辑
+        return convert(reqDTO).setVirtualGroup(false)
                 .setStatus(CombinationRecordStatusEnum.IN_PROGRESS.getStatus()) // 创建后默认状态为进行中
-                .setStartTime(LocalDateTime.now())
+                .setStartTime(LocalDateTime.now()) // TODO @puhui999：想了下，这个 startTime 应该是团长的；
+                // TODO @puhui999：有团长的情况下，expireTime 应该是团长的；
                 .setExpireTime(activity.getStartTime().plusHours(activity.getLimitDuration()))
-                .setUserSize(activity.getUserSize())
-                .setUserCount(1) // 默认就是 1 插入后会接着更新一次所有的拼团记录
-                .setNickname(user.getNickname())
-                .setAvatar(user.getAvatar())
-                .setSpuName(spu.getName())
-                .setPicUrl(sku.getPicUrl());
+                .setUserSize(activity.getUserSize()).setUserCount(1) // 默认就是 1 插入后会接着更新一次所有的拼团记录
+                // 用户信息
+                .setNickname(user.getNickname()).setAvatar(user.getAvatar())
+                // 商品信息
+                .setSpuName(spu.getName()).setPicUrl(sku.getPicUrl());
 
     }
 

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/dataobject/combination/CombinationRecordDO.java

@@ -116,6 +116,9 @@ public class CombinationRecordDO extends BaseDO {
     private Integer userCount;
     /**
      * 是否虚拟成团
+     *
+     * 默认为 false。
+     * 拼团过期都还没有成功，如果 {@link CombinationActivityDO#getVirtualGroup()} 为 true，则执行虚拟成团的逻辑，才会更新该字段为 true
      */
     private Boolean virtualGroup;
 

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/mysql/bargain/BargainActivityMapper.java

@@ -85,6 +85,8 @@ public interface BargainActivityMapper extends BaseMapperX<BargainActivityDO> {
                 .last("LIMIT " + count));
     }
 
+    // TODO @puhui999：一个商品，在统一时间，不会参与多个活动；so 是不是不用 inner join 哈？
+    // PS：如果可以参与多个，其实可以这样写 select * from promotion_bargain_activity group by spu_id ORDER BY create_time DESC；通过 group 来过滤
     /**
      * 获取指定 spu 编号最近参加的活动，每个 spuId 只返回一条记录
      *

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/mysql/combination/CombinationActivityMapper.java

@@ -43,6 +43,7 @@ public interface CombinationActivityMapper extends BaseMapperX<CombinationActivi
                 .last("LIMIT " + count));
     }
 
+    // TODO @puhui999：类似 BargainActivityMapper
     /**
      * 获取指定 spu 编号最近参加的活动，每个 spuId 只返回一条记录
      *

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/mysql/combination/CombinationRecordMapper.java

@@ -100,7 +100,8 @@ public interface CombinationRecordMapper extends BaseMapperX<CombinationRecordDO
                 .betweenIfPresent(CombinationRecordDO::getCreateTime, pageVO.getCreateTime()));
     }
 
-    default Long selectRecordCount(Integer status, Boolean virtualGroup) {
+    // TODO @puhui999：这个最好把 headId 也作为一个参数；因为有个要求 userCount，它要 DISTINCT 下；整体可以参考 selectCombinationRecordCountMapByActivityIdAndStatusAndHeadId
+    default Long selectCountByHeadAndStatusAndVirtualGroup(Integer status, Boolean virtualGroup) {
         return selectCount(new LambdaQueryWrapperX<CombinationRecordDO>()
                 .eq(status != null || virtualGroup != null,
                         CombinationRecordDO::getHeadId, CombinationRecordDO.HEAD_ID_GROUP) // 统计团信息则指定团长

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/mysql/seckill/seckillactivity/SeckillActivityMapper.java

@@ -58,6 +58,7 @@ public interface SeckillActivityMapper extends BaseMapperX<SeckillActivityDO> {
                 .apply(ObjectUtil.isNotNull(pageReqVO.getConfigId()), "FIND_IN_SET(" + pageReqVO.getConfigId() + ",config_ids) > 0"));
     }
 
+    // TODO @puhui999：类似 BargainActivityMapper
     /**
      * 获取指定 spu 编号最近参加的活动，每个 spuId 只返回一条记录
      *

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/service/combination/CombinationRecordServiceImpl.java

@@ -169,19 +169,22 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
         KeyValue<CombinationActivityDO, CombinationProductDO> keyValue = validateCombinationRecord(reqDTO.getUserId(),
                 reqDTO.getActivityId(), reqDTO.getHeadId(), reqDTO.getSkuId(), reqDTO.getCount());
 
-        // 2. 组合数据创建拼团记录
+        // 2.1 组合数据创建拼团记录
         MemberUserRespDTO user = memberUserApi.getUser(reqDTO.getUserId());
         ProductSpuRespDTO spu = productSpuApi.getSpu(reqDTO.getSpuId());
         ProductSkuRespDTO sku = productSkuApi.getSku(reqDTO.getSkuId());
         CombinationRecordDO record = CombinationActivityConvert.INSTANCE.convert(reqDTO, keyValue.getKey(), user, spu, sku);
-        // 3. 如果是团长需要设置 headId 为 CombinationRecordDO#HEAD_ID_GROUP
-        record.setHeadId(record.getHeadId() == null ? CombinationRecordDO.HEAD_ID_GROUP : record.getHeadId());
+        // 2.2 如果是团长需要设置 headId 为 CombinationRecordDO#HEAD_ID_GROUP
+        if (record.getHeadId() == null) {
+            record.setHeadId(CombinationRecordDO.HEAD_ID_GROUP);
+        }
         recordMapper.insert(record);
 
         if (ObjUtil.equal(CombinationRecordDO.HEAD_ID_GROUP, record.getHeadId())) {
             return record.getId();
         }
 
+        // TODO @puhui：是不是这里的更新，放到 order 模块那；支付完成后；
         // 4、更新拼团相关信息到订单
         tradeOrderApi.updateOrderCombinationInfo(record.getOrderId(), record.getActivityId(), record.getId(), record.getHeadId());
         // 4、更新拼团记录
@@ -239,7 +242,7 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
 
     @Override
     public Long getCombinationRecordCount(@Nullable Integer status, @Nullable Boolean virtualGroup) {
-        return recordMapper.selectRecordCount(status, virtualGroup);
+        return recordMapper.selectCountByHeadAndStatusAndVirtualGroup(status, virtualGroup);
     }
 
     @Override

yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/order/TradeOrderQueryServiceImpl.java

@@ -153,15 +153,15 @@ public class TradeOrderQueryServiceImpl implements TradeOrderQueryService {
      * @return 物流轨迹
      */
     private List<ExpressTrackRespDTO> getExpressTrackList(TradeOrderDO order) {
-        // 查询物流公司
         if (order.getLogisticsId() == null) {
             return Collections.emptyList();
         }
+        // 查询物流公司
         DeliveryExpressDO express = deliveryExpressService.getDeliveryExpress(order.getLogisticsId());
         if (express == null) {
             throw exception(EXPRESS_NOT_EXISTS);
         }
-
+        // 查询物流轨迹
         return getSelf().getExpressTrackList(express.getCode(), order.getLogisticsNo(), order.getReceiverMobile());
     }
 

yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/order/TradeOrderUpdateServiceImpl.java

@@ -743,6 +743,7 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         // 校验交易订单
         TradeOrderDO order = validateOrderExists(reqVO.getId());
         // 发货后，不允许修改；
+        // TODO @puhui999：只有待发货，可以执行 update
         if (TradeOrderStatusEnum.isDelivered(order.getStatus())) {
             throw exception(ORDER_UPDATE_ADDRESS_FAIL_STATUS_NOT_DELIVERED);
         }