promotion：合并最新代码

yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/collection/CollectionUtils.java

@@ -25,6 +25,14 @@ public class CollectionUtils {
         return Arrays.stream(collections).anyMatch(CollectionUtil::isEmpty);
     }
 
+    public static <T, U extends Comparable<? super U>> List<T> sortedAsc(
+            Collection<T> from, Function<? super T, ? extends U> keyExtractor) {
+        // 按照升序排序
+        return from.stream()
+                .sorted(Comparator.comparing(keyExtractor))
+                .collect(Collectors.toList());
+    }
+
     public static <T> boolean anyMatch(Collection<T> from, Predicate<T> predicate) {
         return from.stream().anyMatch(predicate);
     }

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

@@ -4,7 +4,6 @@ import cn.iocoder.yudao.module.promotion.api.combination.dto.CombinationRecordCr
 import cn.iocoder.yudao.module.promotion.api.combination.dto.CombinationValidateJoinRespDTO;
 
 import javax.validation.Valid;
-import java.time.LocalDateTime;
 
 // TODO @芋艿：后面也再撸撸这几个接口
 
@@ -18,12 +17,13 @@ public interface CombinationRecordApi {
     /**
      * 校验是否满足拼团条件
      *
-     * @param activityId 活动编号
      * @param userId     用户编号
+     * @param activityId 活动编号
+     * @param headId     团长编号
      * @param skuId      sku 编号
      * @param count      数量
      */
-    void validateCombinationRecord(Long activityId, Long userId, Long skuId, Integer count);
+    void validateCombinationRecord(Long userId, Long activityId, Long headId, Long skuId, Integer count);
 
     /**
      * 创建开团记录
@@ -41,14 +41,6 @@ public interface CombinationRecordApi {
      */
     boolean isCombinationRecordSuccess(Long userId, Long orderId);
 
-    /**
-     * 更新拼团状态为【成功】
-     *
-     * @param userId  用户编号
-     * @param orderId 订单编号
-     */
-    void updateRecordStatusToSuccess(Long userId, Long orderId);
-
     /**
      * 更新拼团状态为【失败】
      *
@@ -57,27 +49,18 @@ public interface CombinationRecordApi {
      */
     void updateRecordStatusToFailed(Long userId, Long orderId);
 
-    /**
-     * 更新拼团状态为 进行中
-     *
-     * @param userId    用户编号
-     * @param orderId   订单编号
-     * @param startTime 开始时间
-     */
-    void updateRecordStatusToInProgress(Long userId, Long orderId, LocalDateTime startTime);
-
     /**
      * 【下单前】校验是否满足拼团活动条件
      *
      * 如果校验失败，则抛出业务异常
      *
-     * @param activityId 活动编号
      * @param userId     用户编号
+     * @param activityId 活动编号
+     * @param headId     团长编号
      * @param skuId      sku 编号
      * @param count      数量
      * @return 拼团信息
      */
-    // TODO @puhui：userId 放最前面；然后应该还有个 headId 参数；
-    CombinationValidateJoinRespDTO validateJoinCombination(Long activityId, Long userId, Long skuId, Integer count);
+    CombinationValidateJoinRespDTO validateJoinCombination(Long userId, Long activityId, Long headId, Long skuId, Integer count);
 
 }

yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/enums/ErrorCodeConstants.java

@@ -80,7 +80,7 @@ public interface ErrorCodeConstants {
     ErrorCode COMBINATION_RECORD_EXISTS = new ErrorCode(1_013_011_001, "拼团失败，已参与过该拼团");
     ErrorCode COMBINATION_RECORD_HEAD_NOT_EXISTS = new ErrorCode(1_013_011_002, "拼团失败，父拼团不存在");
     ErrorCode COMBINATION_RECORD_USER_FULL = new ErrorCode(1_013_011_003, "拼团失败，拼团人数已满");
-    ErrorCode COMBINATION_RECORD_FAILED_HAVE_JOINED = new ErrorCode(1_013_011_004, "拼团失败，已参与其它拼团");
+    ErrorCode COMBINATION_RECORD_FAILED_HAVE_JOINED = new ErrorCode(1_013_011_004, "拼团失败，原因：存在该活动正在进行的拼团记录");
     ErrorCode COMBINATION_RECORD_FAILED_TIME_NOT_START = new ErrorCode(1_013_011_005, "拼团失败，活动未开始");
     ErrorCode COMBINATION_RECORD_FAILED_TIME_END = new ErrorCode(1_013_011_006, "拼团失败，活动已经结束");
     ErrorCode COMBINATION_RECORD_FAILED_SINGLE_LIMIT_COUNT_EXCEED = new ErrorCode(1_013_011_007, "拼团失败，原因：单次限购超出");

yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/enums/combination/CombinationRecordStatusEnum.java

@@ -40,4 +40,8 @@ public enum CombinationRecordStatusEnum implements IntArrayValuable {
         return ObjectUtil.equal(status, SUCCESS.getStatus());
     }
 
+    public static boolean isInProgress(Integer status) {
+        return ObjectUtil.equal(status, IN_PROGRESS.getStatus());
+    }
+
 }

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/api/combination/CombinationRecordApiImpl.java

@@ -2,12 +2,15 @@ package cn.iocoder.yudao.module.promotion.api.combination;
 
 import cn.iocoder.yudao.module.promotion.api.combination.dto.CombinationRecordCreateReqDTO;
 import cn.iocoder.yudao.module.promotion.api.combination.dto.CombinationValidateJoinRespDTO;
+import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationRecordDO;
 import cn.iocoder.yudao.module.promotion.enums.combination.CombinationRecordStatusEnum;
 import cn.iocoder.yudao.module.promotion.service.combination.CombinationRecordService;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
-import java.time.LocalDateTime;
+
+import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.module.promotion.enums.ErrorCodeConstants.COMBINATION_RECORD_NOT_EXISTS;
 
 /**
  * 拼团活动 API 实现类
@@ -21,8 +24,8 @@ public class CombinationRecordApiImpl implements CombinationRecordApi {
     private CombinationRecordService recordService;
 
     @Override
-    public void validateCombinationRecord(Long activityId, Long userId, Long skuId, Integer count) {
-        recordService.validateCombinationRecord(activityId, userId, skuId, count);
+    public void validateCombinationRecord(Long userId, Long activityId, Long headId, Long skuId, Integer count) {
+        recordService.validateCombinationRecord(userId, activityId, headId, skuId, count);
     }
 
     @Override
@@ -32,12 +35,12 @@ public class CombinationRecordApiImpl implements CombinationRecordApi {
 
     @Override
     public boolean isCombinationRecordSuccess(Long userId, Long orderId) {
-        return CombinationRecordStatusEnum.isSuccess(recordService.getCombinationRecord(userId, orderId).getStatus());
-    }
+        CombinationRecordDO combinationRecord = recordService.getCombinationRecord(userId, orderId);
+        if (combinationRecord == null) {
+            throw exception(COMBINATION_RECORD_NOT_EXISTS);
+        }
 
-    @Override
-    public void updateRecordStatusToSuccess(Long userId, Long orderId) {
-        recordService.updateCombinationRecordStatusByUserIdAndOrderId(CombinationRecordStatusEnum.SUCCESS.getStatus(), userId, orderId);
+        return CombinationRecordStatusEnum.isSuccess(combinationRecord.getStatus());
     }
 
     @Override
@@ -46,14 +49,8 @@ public class CombinationRecordApiImpl implements CombinationRecordApi {
     }
 
     @Override
-    public void updateRecordStatusToInProgress(Long userId, Long orderId, LocalDateTime startTime) {
-        recordService.updateRecordStatusAndStartTimeByUserIdAndOrderId(CombinationRecordStatusEnum.IN_PROGRESS.getStatus(),
-                userId, orderId, startTime);
-    }
-
-    @Override
-    public CombinationValidateJoinRespDTO validateJoinCombination(Long activityId, Long userId, Long skuId, Integer count) {
-        return recordService.validateJoinCombination(activityId, userId, skuId, count);
+    public CombinationValidateJoinRespDTO validateJoinCombination(Long userId, Long activityId, Long headId, Long skuId, Integer count) {
+        return recordService.validateJoinCombination(userId, activityId, headId, skuId, count);
     }
 
 }

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

@@ -48,8 +48,9 @@ public class CombinationActivityBaseVO {
     @NotNull(message = "开团人数不能为空")
     private Integer userSize;
 
-    @Schema(description = "虚拟成团", requiredMode = Schema.RequiredMode.REQUIRED, example = "10")
-    private Boolean virtualGroup = false; // TODO @puhui999：这个字段界面没做呀。
+    @Schema(description = "虚拟成团", requiredMode = Schema.RequiredMode.REQUIRED, example = "false")
+    @NotNull(message = "虚拟成团不能为空")
+    private Boolean virtualGroup;
 
     @Schema(description = "限制时长（小时）", requiredMode = Schema.RequiredMode.REQUIRED, example = "2")
     @NotNull(message = "限制时长不能为空")

yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/app/combination/AppCombinationRecordController.java

@@ -6,11 +6,14 @@ import cn.iocoder.yudao.module.promotion.controller.app.combination.vo.record.Ap
 import cn.iocoder.yudao.module.promotion.controller.app.combination.vo.record.AppCombinationRecordSummaryRespVO;
 import cn.iocoder.yudao.module.promotion.convert.combination.CombinationActivityConvert;
 import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationRecordDO;
+import cn.iocoder.yudao.module.promotion.enums.combination.CombinationRecordStatusEnum;
 import cn.iocoder.yudao.module.promotion.service.combination.CombinationRecordService;
+import cn.iocoder.yudao.module.trade.api.order.TradeOrderApi;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.Parameters;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -35,6 +38,9 @@ public class AppCombinationRecordController {
 
     @Resource
     private CombinationRecordService combinationRecordService;
+    @Resource
+    @Lazy
+    private TradeOrderApi tradeOrderApi;
 
     @GetMapping("/get-summary")
     @Operation(summary = "获得拼团记录的概要信息", description = "用于小程序首页")
@@ -96,9 +102,26 @@ public class AppCombinationRecordController {
         return success(CombinationActivityConvert.INSTANCE.convert(getLoginUserId(), headRecord, memberRecords));
     }
 
-    // TODO @puhui：新增一个取消拼团的接口，cancel
-    // 1. 需要先校验拼团记录未完成；
-    // 2. 在 Order 那增加一个 cancelPaidOrder 接口，用于取消已支付的订单
-    // 3. order 完成后，取消拼团记录。另外，如果它是团长，则顺序（下单时间）继承
+    @GetMapping("/cancel")
+    @Operation(summary = "取消拼团")
+    @Parameter(name = "id", description = "拼团记录编号", required = true, example = "1024")
+    public CommonResult<Boolean> cancelCombinationRecord(@RequestParam("id") Long id) {
+        Long userId = getLoginUserId();
+        // 1、查找这条拼团记录
+        CombinationRecordDO record = combinationRecordService.getCombinationRecordByIdAndUser(userId, id);
+        if (record == null) {
+            return success(Boolean.FALSE);
+        }
+        // 1.1、需要先校验拼团记录未完成；
+        if (!CombinationRecordStatusEnum.isInProgress(record.getStatus())) {
+            return success(Boolean.FALSE);
+        }
+
+        // 2. 取消已支付的订单
+        tradeOrderApi.cancelPaidOrder(userId, record.getOrderId());
+        // 3. 取消拼团记录
+        combinationRecordService.cancelCombinationRecord(userId, record.getId(), record.getHeadId());
+        return success(Boolean.TRUE);
+    }
 
 }

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

@@ -22,11 +22,13 @@ import cn.iocoder.yudao.module.promotion.controller.app.combination.vo.record.Ap
 import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationActivityDO;
 import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationProductDO;
 import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationRecordDO;
+import cn.iocoder.yudao.module.promotion.enums.combination.CombinationRecordStatusEnum;
 import org.mapstruct.Mapper;
 import org.mapstruct.Mapping;
 import org.mapstruct.Mappings;
 import org.mapstruct.factory.Mappers;
 
+import java.time.LocalDateTime;
 import java.util.List;
 import java.util.Map;
 
@@ -110,14 +112,19 @@ public interface CombinationActivityConvert {
                                         CombinationActivityDO activity, MemberUserRespDTO user,
                                         ProductSpuRespDTO spu, ProductSkuRespDTO sku) {
         return convert(reqDTO)
-                .setCount(reqDTO.getCount()).setUserCount(1)
+                .setHeadId(reqDTO.getHeadId()) // 显示性再设置一下
+                .setCount(reqDTO.getCount())
                 .setVirtualGroup(false)
+                .setStatus(CombinationRecordStatusEnum.IN_PROGRESS.getStatus()) // 创建后默认状态为进行中
+                .setStartTime(LocalDateTime.now())
                 .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());
+
     }
 
     List<AppCombinationActivityRespVO> convertAppList(List<CombinationActivityDO> list);

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

@@ -32,12 +32,6 @@ public interface CombinationRecordMapper extends BaseMapperX<CombinationRecordDO
                 CombinationRecordDO::getOrderId, orderId);
     }
 
-    default List<CombinationRecordDO> selectListByUserIdAndStatus(Long userId, Integer status) {
-        return selectList(new LambdaQueryWrapperX<CombinationRecordDO>()
-                .eq(CombinationRecordDO::getUserId, userId)
-                .eq(CombinationRecordDO::getStatus, status));
-    }
-
     /**
      * 查询拼团记录
      *
@@ -106,7 +100,7 @@ public interface CombinationRecordMapper extends BaseMapperX<CombinationRecordDO
         // 转换数据
         return CollectionUtils.convertMap(result,
                 record -> MapUtil.getLong(record, "activityId"),
-                record -> MapUtil.getInt(record, "recordCount" ));
+                record -> MapUtil.getInt(record, "recordCount"));
     }
 
     static LocalDateTime[] builderQueryTime(Integer dateType) {

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

@@ -10,7 +10,6 @@ import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationP
 import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationRecordDO;
 
 import javax.annotation.Nullable;
-import java.time.LocalDateTime;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
@@ -32,16 +31,18 @@ public interface CombinationRecordService {
     void updateCombinationRecordStatusByUserIdAndOrderId(Integer status, Long userId, Long orderId);
 
     /**
-     * 校验是否满足拼团条件
-     * 如果不满足，会抛出异常
+     * 【下单前】校验是否满足拼团活动条件
+     *
+     * 如果校验失败，则抛出业务异常
      *
-     * @param activityId 活动编号
      * @param userId     用户编号
+     * @param activityId 活动编号
+     * @param headId     团长编号
      * @param skuId      sku 编号
      * @param count      数量
-     * @return 返回拼团活动和拼团活动商品
+     * @return 拼团信息
      */
-    KeyValue<CombinationActivityDO, CombinationProductDO> validateCombinationRecord(Long activityId, Long userId, Long skuId, Integer count);
+    KeyValue<CombinationActivityDO, CombinationProductDO> validateCombinationRecord(Long userId, Long activityId, Long headId, Long skuId, Integer count);
 
     /**
      * 创建拼团记录
@@ -50,16 +51,6 @@ public interface CombinationRecordService {
      */
     void createCombinationRecord(CombinationRecordCreateReqDTO reqDTO);
 
-    /**
-     * 更新拼团状态和开始时间
-     *
-     * @param status    状态
-     * @param userId    用户编号
-     * @param orderId   订单编号
-     * @param startTime 开始时间
-     */
-    void updateRecordStatusAndStartTimeByUserIdAndOrderId(Integer status, Long userId, Long orderId, LocalDateTime startTime);
-
     /**
      * 获得拼团记录
      *
@@ -83,13 +74,14 @@ public interface CombinationRecordService {
      *
      * 如果校验失败，则抛出业务异常
      *
-     * @param activityId 活动编号
      * @param userId     用户编号
+     * @param activityId 活动编号
+     * @param headId     团长编号
      * @param skuId      sku 编号
      * @param count      数量
      * @return 拼团信息
      */
-    CombinationValidateJoinRespDTO validateJoinCombination(Long activityId, Long userId, Long skuId, Integer count);
+    CombinationValidateJoinRespDTO validateJoinCombination(Long userId, Long activityId, Long headId, Long skuId, Integer count);
 
     /**
      * 获取所有拼团记录数
@@ -166,12 +158,32 @@ public interface CombinationRecordService {
      * 【拼团活动】获得拼团记录数量 Map
      *
      * @param activityIds 活动记录编号数组
-     * @param status     拼团状态，允许空
-     * @param headId    团长编号，允许空。目的 headId 设置为 {@link CombinationRecordDO#HEAD_ID_GROUP} 时，可以设置
+     * @param status      拼团状态，允许空
+     * @param headId      团长编号，允许空。目的 headId 设置为 {@link CombinationRecordDO#HEAD_ID_GROUP} 时，可以设置
      * @return 拼团记录数量 Map
      */
     Map<Long, Integer> getCombinationRecordCountMapByActivity(Collection<Long> activityIds,
                                                               @Nullable Integer status,
                                                               @Nullable Long headId);
 
+
+    /**
+     * 获取拼团记录
+     *
+     * @param userId 用户编号
+     * @param id     拼团记录编号
+     * @return 拼团记录
+     */
+    CombinationRecordDO getCombinationRecordByIdAndUser(Long userId, Long id);
+
+    /**
+     * 取消拼团
+     *
+     * @param userId 用户编号
+     * @param id     拼团记录编号
+     * @param headId 团长编号
+     */
+    void cancelCombinationRecord(Long userId, Long id, Long headId);
+
+
 }

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

@@ -1,11 +1,10 @@
 package cn.iocoder.yudao.module.promotion.service.combination;
 
 import cn.hutool.core.collection.CollUtil;
-import cn.hutool.core.util.ObjectUtil;
+import cn.hutool.core.util.ObjUtil;
 import cn.iocoder.yudao.framework.common.core.KeyValue;
 import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
-import cn.iocoder.yudao.framework.common.util.date.LocalDateTimeUtils;
 import cn.iocoder.yudao.module.member.api.user.MemberUserApi;
 import cn.iocoder.yudao.module.member.api.user.dto.MemberUserRespDTO;
 import cn.iocoder.yudao.module.product.api.sku.ProductSkuApi;
@@ -22,7 +21,6 @@ import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationR
 import cn.iocoder.yudao.module.promotion.dal.mysql.combination.CombinationRecordMapper;
 import cn.iocoder.yudao.module.promotion.enums.combination.CombinationRecordStatusEnum;
 import cn.iocoder.yudao.module.trade.api.order.TradeOrderApi;
-import cn.iocoder.yudao.module.trade.enums.order.TradeOrderStatusEnum;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -30,13 +28,12 @@ import org.springframework.validation.annotation.Validated;
 
 import javax.annotation.Nullable;
 import javax.annotation.Resource;
-import java.time.LocalDateTime;
-import java.util.Collection;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
 import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.*;
+import static cn.iocoder.yudao.framework.common.util.date.LocalDateTimeUtils.afterNow;
+import static cn.iocoder.yudao.framework.common.util.date.LocalDateTimeUtils.beforeNow;
 import static cn.iocoder.yudao.module.promotion.enums.ErrorCodeConstants.*;
 
 // TODO 芋艿：等拼团记录做完，完整 review 下
@@ -79,31 +76,6 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
         recordMapper.updateById(record);
     }
 
-    // TODO @芋艿：在详细预览下；
-    @Override
-    @Transactional(rollbackFor = Exception.class)
-    public void updateRecordStatusAndStartTimeByUserIdAndOrderId(Integer status, Long userId, Long orderId, LocalDateTime startTime) {
-        CombinationRecordDO record = validateCombinationRecord(userId, orderId);
-        // 更新状态
-        record.setStatus(status);
-        // 更新开始时间
-        record.setStartTime(startTime);
-        recordMapper.updateById(record);
-
-        // 更新拼团参入人数
-        List<CombinationRecordDO> records = recordMapper.selectListByHeadIdAndStatus(record.getHeadId(), status);
-        if (CollUtil.isNotEmpty(records)) {
-            records.forEach(item -> {
-                item.setUserCount(records.size());
-                // 校验拼团是否满足要求
-                if (ObjectUtil.equal(records.size(), record.getUserSize())) {
-                    item.setStatus(CombinationRecordStatusEnum.SUCCESS.getStatus());
-                }
-            });
-            recordMapper.updateBatch(records);
-        }
-    }
-
     private CombinationRecordDO validateCombinationRecord(Long userId, Long orderId) {
         // 校验拼团是否存在
         CombinationRecordDO recordDO = recordMapper.selectByUserIdAndOrderId(userId, orderId);
@@ -116,54 +88,76 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
     // TODO @芋艿：在详细预览下；
     @Override
     public KeyValue<CombinationActivityDO, CombinationProductDO> validateCombinationRecord(
-            Long activityId, Long userId, Long skuId, Integer count) {
-        // 1.1 校验拼团活动是否存在
+            Long userId, Long activityId, Long headId, Long skuId, Integer count) {
+        // 1 校验拼团活动是否存在
         CombinationActivityDO activity = combinationActivityService.validateCombinationActivityExists(activityId);
-        // 1.2 校验活动是否开启
-        if (ObjectUtil.equal(activity.getStatus(), CommonStatusEnum.DISABLE.getStatus())) {
+        // 1.1 校验活动是否开启
+        if (ObjUtil.equal(activity.getStatus(), CommonStatusEnum.DISABLE.getStatus())) {
             throw exception(COMBINATION_ACTIVITY_STATUS_DISABLE);
         }
-        // 2 校验是否超出单次限购数量
+        // 1.2、校验活动开始时间
+        if (afterNow(activity.getStartTime())) {
+            throw exception(COMBINATION_RECORD_FAILED_TIME_NOT_START);
+        }
+        // 1.3 校验是否超出单次限购数量
         if (count > activity.getSingleLimitCount()) {
             throw exception(COMBINATION_RECORD_FAILED_SINGLE_LIMIT_COUNT_EXCEED);
         }
-        // 2.1、校验活动商品是否存在
+
+        // 2、父拼团是否存在,是否已经满了
+        if (headId != null) {
+            // 2.1、查询进行中的父拼团
+            CombinationRecordDO record = recordMapper.selectOneByHeadId(headId, CombinationRecordStatusEnum.IN_PROGRESS.getStatus());
+            if (record == null) {
+                throw exception(COMBINATION_RECORD_HEAD_NOT_EXISTS);
+            }
+            // 2.2、校验拼团是否满足要求
+            if (ObjUtil.equal(record.getUserCount(), record.getUserSize())) {
+                throw exception(COMBINATION_RECORD_USER_FULL);
+            }
+            // 2.3、校验拼团是否过期（有父拼团的时候只校验父拼团的过期时间）
+            if (beforeNow(record.getExpireTime())) {
+                throw exception(COMBINATION_RECORD_FAILED_TIME_END);
+            }
+        } else {
+            // 3、校验当前活动是否结束(自己是父拼团的时候才校验活动是否结束)
+            if (beforeNow(activity.getEndTime())) {
+                throw exception(COMBINATION_RECORD_FAILED_TIME_END);
+            }
+        }
+
+        // 4、校验活动商品是否存在
         CombinationProductDO product = combinationActivityService.selectByActivityIdAndSkuId(activityId, skuId);
         if (product == null) {
             throw exception(COMBINATION_JOIN_ACTIVITY_PRODUCT_NOT_EXISTS);
         }
-        // 2.2、校验 sku 是否存在
+
+        // 5、校验 sku 是否存在
         ProductSkuRespDTO sku = productSkuApi.getSku(skuId);
         if (sku == null) {
             throw exception(COMBINATION_JOIN_ACTIVITY_PRODUCT_NOT_EXISTS);
         }
-        // 2.3、 校验库存是否充足
+        // 5.1、校验库存是否充足
         if (count > sku.getStock()) {
             throw exception(COMBINATION_ACTIVITY_UPDATE_STOCK_FAIL);
         }
-        // 3、校验是否有拼团记录
+
+        // 6、校验是否有拼团记录
         List<CombinationRecordDO> recordList = getCombinationRecordListByUserIdAndActivityId(userId, activityId);
         if (CollUtil.isEmpty(recordList)) {
             return new KeyValue<>(activity, product);
         }
-        // 4、校验是否超出总限购数量
+        // 6.1、校验用户是否有该活动正在进行的拼团
+        List<CombinationRecordDO> filtered = filterList(recordList, record -> CombinationRecordStatusEnum.isInProgress(record.getStatus()));
+        if (CollUtil.isNotEmpty(filtered)) {
+            throw exception(COMBINATION_RECORD_FAILED_HAVE_JOINED);
+        }
+        // 6.2、校验是否超出总限购数量
         Integer sumValue = getSumValue(convertList(recordList, CombinationRecordDO::getCount,
-                item -> ObjectUtil.equals(item.getStatus(), CombinationRecordStatusEnum.SUCCESS.getStatus())), i -> i, Integer::sum);
+                item -> CombinationRecordStatusEnum.isSuccess(item.getStatus())), i -> i, Integer::sum);
         if ((sumValue + count) > activity.getTotalLimitCount()) {
             throw exception(COMBINATION_RECORD_FAILED_TOTAL_LIMIT_COUNT_EXCEED);
         }
-        // 5、校验拼团记录是否存在未支付的订单（如果存在未支付的订单则不允许发起新的拼团）
-        CombinationRecordDO record = findFirst(recordList, item -> ObjectUtil.equals(item.getStatus(), null));
-        if (record == null) {
-            return new KeyValue<>(activity, product);
-        }
-        // 5.1、查询关联的订单是否已经支付
-        // 当前 activityId 已经有未支付的订单，不允许在发起新的；要么支付，要么去掉先；
-        // TODO 芋艿：看看是不是可以删除掉；
-        Integer orderStatus = tradeOrderApi.getOrderStatus(record.getOrderId());
-        if (ObjectUtil.equal(orderStatus, TradeOrderStatusEnum.UNPAID.getStatus())) {
-            throw exception(COMBINATION_RECORD_FAILED_ORDER_STATUS_UNPAID);
-        }
 
         return new KeyValue<>(activity, product);
     }
@@ -173,47 +167,78 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
     @Transactional(rollbackFor = Exception.class)
     public void createCombinationRecord(CombinationRecordCreateReqDTO reqDTO) {
         // 1、校验拼团活动
-        KeyValue<CombinationActivityDO, CombinationProductDO> keyValue = validateCombinationRecord(
-                reqDTO.getActivityId(), reqDTO.getUserId(), reqDTO.getSkuId(), reqDTO.getCount());
-        CombinationActivityDO activity = keyValue.getKey();
-        // 2、校验用户是否参加了其它拼团
-        List<CombinationRecordDO> recordDOList = recordMapper.selectListByUserIdAndStatus(reqDTO.getUserId(), CombinationRecordStatusEnum.IN_PROGRESS.getStatus());
-        if (CollUtil.isNotEmpty(recordDOList)) {
-            throw exception(COMBINATION_RECORD_FAILED_HAVE_JOINED);
-        }
-        // 3、校验活动是否开启
-        if (!LocalDateTimeUtils.beforeNow(activity.getStartTime())) {
-            throw exception(COMBINATION_RECORD_FAILED_TIME_NOT_START);
-        }
-        // 4、校验当前活动是否过期
-        if (LocalDateTime.now().isAfter(activity.getEndTime())) {
-            throw exception(COMBINATION_RECORD_FAILED_TIME_END);
-        }
-        // 5、父拼团是否存在,是否已经满了
-        if (reqDTO.getHeadId() != null) {
-            // 5.1、查询进行中的父拼团
-            CombinationRecordDO record = recordMapper.selectOneByHeadId(reqDTO.getHeadId(), CombinationRecordStatusEnum.IN_PROGRESS.getStatus());
-            if (record == null) {
-                throw exception(COMBINATION_RECORD_HEAD_NOT_EXISTS);
-            }
-            // 5.2、校验拼团是否满足要求
-            if (ObjectUtil.equal(record.getUserCount(), record.getUserSize())) {
-                throw exception(COMBINATION_RECORD_USER_FULL);
-            }
-        }
+        KeyValue<CombinationActivityDO, CombinationProductDO> keyValue = validateCombinationRecord(reqDTO.getUserId(),
+                reqDTO.getActivityId(), reqDTO.getHeadId(), reqDTO.getSkuId(), reqDTO.getCount());
 
-        // 6. 创建拼团记录
+        // 2. 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());
-        // TODO @puhui999：status 未设置；headId 未设置
-        recordMapper.insert(CombinationActivityConvert.INSTANCE.convert(reqDTO, activity, user, spu, sku));
+        CombinationRecordDO recordDO = CombinationActivityConvert.INSTANCE.convert(reqDTO, keyValue.getKey(), user, spu, sku);
+        recordMapper.insert(recordDO);
+
+        // 3、如果是团长需要设置 headId 为 CombinationRecordDO#HEAD_ID_GROUP
+        if (ObjUtil.equal(CombinationRecordDO.HEAD_ID_GROUP, reqDTO.getHeadId())) {
+            recordMapper.updateById(new CombinationRecordDO().setId(recordDO.getId()).setHeadId(CombinationRecordDO.HEAD_ID_GROUP));
+            return;
+        }
+
+        // TODO 这里要不要弄成异步的
+        // 4、更新拼团相关信息到订单
+        updateOrderCombinationInfo(recordDO.getOrderId(), recordDO.getActivityId(), recordDO.getId(), recordDO.getHeadId());
+        // 4、更新拼团记录
+        updateCombinationRecords(keyValue.getKey(), reqDTO.getHeadId());
+
+    }
+
+    /**
+     * 更新拼团相关信息到订单
+     *
+     * @param orderId             订单编号
+     * @param activityId          拼团活动编号
+     * @param combinationRecordId 拼团记录编号
+     * @param headId              团长编号
+     */
+    private void updateOrderCombinationInfo(Long orderId, Long activityId, Long combinationRecordId, Long headId) {
+        tradeOrderApi.updateOrderCombinationInfo(orderId, activityId, combinationRecordId, headId);
+    }
+
+    /**
+     * 更新拼团记录
+     *
+     * @param activity 活动
+     * @param headId   团长编号
+     */
+    private void updateCombinationRecords(CombinationActivityDO activity, Long headId) {
+        // 团长
+        CombinationRecordDO recordHead = recordMapper.selectById(headId);
+        // 团员
+        List<CombinationRecordDO> records = getCombinationRecordListByHeadId(headId);
+        // 需要更新的记录
+        List<CombinationRecordDO> updateRecords = new ArrayList<>();
+
+        if (CollUtil.isEmpty(records)) {
+            return;
+        }
+        records.add(recordHead); // 加入团长，团长也需要更新
+        boolean isEqual = ObjUtil.equal(records.size(), activity.getUserSize());
+        records.forEach(item -> {
+            CombinationRecordDO recordDO = new CombinationRecordDO();
+            recordDO.setId(item.getId());
+            recordDO.setUserCount(records.size());
+            // 校验拼团是否满足要求
+            if (isEqual) {
+                recordDO.setStatus(CombinationRecordStatusEnum.SUCCESS.getStatus());
+            }
+            updateRecords.add(recordDO);
+        });
+
+        recordMapper.updateBatch(updateRecords);
     }
 
     @Override
     public CombinationRecordDO getCombinationRecord(Long userId, Long orderId) {
-        // TODO puhui999:这里直接获得，不适合调用校验的接口；
-        return validateCombinationRecord(userId, orderId);
+        return recordMapper.selectByUserIdAndOrderId(userId, orderId);
     }
 
     @Override
@@ -222,8 +247,8 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
     }
 
     @Override
-    public CombinationValidateJoinRespDTO validateJoinCombination(Long activityId, Long userId, Long skuId, Integer count) {
-        KeyValue<CombinationActivityDO, CombinationProductDO> keyValue = validateCombinationRecord(activityId, userId, skuId, count);
+    public CombinationValidateJoinRespDTO validateJoinCombination(Long userId, Long activityId, Long headId, Long skuId, Integer count) {
+        KeyValue<CombinationActivityDO, CombinationProductDO> keyValue = validateCombinationRecord(userId, activityId, headId, skuId, count);
         return new CombinationValidateJoinRespDTO()
                 .setActivityId(keyValue.getKey().getId())
                 .setName(keyValue.getKey().getName())
@@ -282,4 +307,59 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
         return recordMapper.selectCombinationRecordCountMapByActivityIdAndStatusAndHeadId(activityIds, status, headId);
     }
 
+    @Override
+    public CombinationRecordDO getCombinationRecordByIdAndUser(Long userId, Long id) {
+        return recordMapper.selectOne(CombinationRecordDO::getUserId, userId, CombinationRecordDO::getId, id);
+    }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void cancelCombinationRecord(Long userId, Long id, Long headId) {
+        // 删除记录
+        recordMapper.deleteById(id);
+
+        // 需要更新的记录
+        List<CombinationRecordDO> updateRecords = new ArrayList<>();
+        // 如果它是团长，则顺序（下单时间）继承
+        if (Objects.equals(headId, CombinationRecordDO.HEAD_ID_GROUP)) { // 情况一：团长
+            // 团员
+            List<CombinationRecordDO> list = getCombinationRecordListByHeadId(id);
+            if (CollUtil.isEmpty(list)) {
+                return;
+            }
+            // 按照创建时间升序排序
+            List<CombinationRecordDO> recordsSort = sortedAsc(list, CombinationRecordDO::getCreateTime);
+            CombinationRecordDO newHead = recordsSort.get(0); // 新团长继位
+            recordsSort.forEach(item -> {
+                CombinationRecordDO recordDO = new CombinationRecordDO();
+                recordDO.setId(item.getId());
+                if (ObjUtil.equal(item.getId(), newHead.getId())) { // 新团长
+                    recordDO.setHeadId(CombinationRecordDO.HEAD_ID_GROUP);
+                } else {
+                    recordDO.setHeadId(newHead.getId());
+                }
+                recordDO.setUserCount(recordsSort.size());
+                updateRecords.add(recordDO);
+            });
+        } else { // 情况二：团员
+            // 团长
+            CombinationRecordDO recordHead = recordMapper.selectById(headId);
+            // 团员
+            List<CombinationRecordDO> records = getCombinationRecordListByHeadId(headId);
+            if (CollUtil.isEmpty(records)) {
+                return;
+            }
+            records.add(recordHead); // 加入团长，团长数据也需要更新
+            records.forEach(item -> {
+                CombinationRecordDO recordDO = new CombinationRecordDO();
+                recordDO.setId(item.getId());
+                recordDO.setUserCount(records.size());
+                updateRecords.add(recordDO);
+            });
+        }
+
+        // 更新拼团记录
+        recordMapper.updateBatch(updateRecords);
+    }
+
 }

yudao-module-mall/yudao-module-trade-api/src/main/java/cn/iocoder/yudao/module/trade/api/order/TradeOrderApi.java

@@ -30,15 +30,6 @@ public interface TradeOrderApi {
      */
     TradeOrderRespDTO getOrder(Long id);
 
-    // TODO 芋艿：看看是不是可以删除掉；
-    /**
-     * 获取订单状态
-     *
-     * @param id 订单编号
-     * @return 订单状态
-     */
-    Integer getOrderStatus(Long id);
-
     /**
      * 获取订单统计
      *
@@ -48,4 +39,22 @@ public interface TradeOrderApi {
      */
     TradeOrderSummaryRespDTO getOrderSummary(LocalDateTime beginTime, LocalDateTime endTime);
 
+    /**
+     * 更新拼团相关信息到订单
+     *
+     * @param orderId             订单编号
+     * @param activityId          拼团活动编号
+     * @param combinationRecordId 拼团记录编号
+     * @param headId              团长编号
+     */
+    void updateOrderCombinationInfo(Long orderId, Long activityId, Long combinationRecordId, Long headId);
+
+    /**
+     * 取消支付订单
+     *
+     * @param userId  用户编号
+     * @param orderId 订单编号
+     */
+    void cancelPaidOrder(Long userId, Long orderId);
+
 }

yudao-module-mall/yudao-module-trade-api/src/main/java/cn/iocoder/yudao/module/trade/enums/order/TradeOrderTypeEnum.java

@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.trade.enums.order;
 
+import cn.hutool.core.util.ObjectUtil;
 import cn.iocoder.yudao.framework.common.core.IntArrayValuable;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
@@ -37,4 +38,20 @@ public enum TradeOrderTypeEnum implements IntArrayValuable {
         return ARRAYS;
     }
 
+    public static boolean isNormal(Integer type) {
+        return ObjectUtil.equal(type, NORMAL.getType());
+    }
+
+    public static boolean isSeckill(Integer type) {
+        return ObjectUtil.equal(type, SECKILL.getType());
+    }
+
+    public static boolean isBargain(Integer type) {
+        return ObjectUtil.equal(type, BARGAIN.getType());
+    }
+
+    public static boolean isCombination(Integer type) {
+        return ObjectUtil.equal(type, COMBINATION.getType());
+    }
+
 }

yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/api/order/TradeOrderApiImpl.java

@@ -3,20 +3,16 @@ package cn.iocoder.yudao.module.trade.api.order;
 import cn.iocoder.yudao.module.trade.api.order.dto.TradeOrderRespDTO;
 import cn.iocoder.yudao.module.trade.api.order.dto.TradeOrderSummaryRespDTO;
 import cn.iocoder.yudao.module.trade.convert.order.TradeOrderConvert;
-import cn.iocoder.yudao.module.trade.dal.dataobject.order.TradeOrderDO;
 import cn.iocoder.yudao.module.trade.service.order.TradeOrderQueryService;
+import cn.iocoder.yudao.module.trade.service.order.TradeOrderUpdateService;
 import org.springframework.stereotype.Service;
 import org.springframework.validation.annotation.Validated;
 
 import javax.annotation.Resource;
-
 import java.time.LocalDateTime;
 import java.util.Collection;
 import java.util.List;
 
-import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
-import static cn.iocoder.yudao.module.trade.enums.ErrorCodeConstants.ORDER_NOT_FOUND;
-
 /**
  * 订单 API 接口实现类
  *
@@ -28,6 +24,8 @@ public class TradeOrderApiImpl implements TradeOrderApi {
 
     @Resource
     private TradeOrderQueryService tradeOrderQueryService;
+    @Resource
+    private TradeOrderUpdateService tradeOrderUpdateService;
 
     @Override
     public List<TradeOrderRespDTO> getOrderList(Collection<Long> ids) {
@@ -40,17 +38,18 @@ public class TradeOrderApiImpl implements TradeOrderApi {
     }
 
     @Override
-    public Integer getOrderStatus(Long id) {
-        TradeOrderDO order = tradeOrderQueryService.getOrder(id);
-        if (order == null) {
-            throw exception(ORDER_NOT_FOUND);
-        }
-        return order.getStatus();
+    public TradeOrderSummaryRespDTO getOrderSummary(LocalDateTime beginTime, LocalDateTime endTime) {
+        return tradeOrderQueryService.getOrderSummary(beginTime, endTime);
+    }
+
+    @Override
+    public void updateOrderCombinationInfo(Long orderId, Long activityId, Long combinationRecordId, Long headId) {
+        tradeOrderUpdateService.updateOrderCombinationInfo(orderId, activityId, combinationRecordId, headId);
     }
 
     @Override
-    public TradeOrderSummaryRespDTO getOrderSummary(LocalDateTime beginTime, LocalDateTime endTime) {
-        return tradeOrderQueryService.getOrderSummary(beginTime, endTime);
+    public void cancelPaidOrder(Long userId, Long orderId) {
+        tradeOrderUpdateService.cancelPaidOrder(userId, orderId);
     }
 
 }

yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/controller/app/order/vo/AppTradeOrderSettlementReqVO.java

@@ -52,7 +52,6 @@ public class AppTradeOrderSettlementReqVO {
     private Long seckillActivityId;
 
     // ========== 拼团活动相关字段 ==========
-    // TODO @puhui999：是不是拼团记录的编号哈？
     @Schema(description = "拼团活动编号", example = "1024")
     private Long combinationActivityId;
 

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

@@ -170,4 +170,22 @@ public interface TradeOrderUpdateService {
      */
     int createOrderItemCommentBySystem();
 
+    /**
+     * 更新拼团相关信息到订单
+     *
+     * @param orderId             订单编号
+     * @param activityId          拼团活动编号
+     * @param combinationRecordId 拼团记录编号
+     * @param headId              团长编号
+     */
+    void updateOrderCombinationInfo(Long orderId, Long activityId, Long combinationRecordId, Long headId);
+
+    /**
+     * 取消支付订单
+     *
+     * @param userId  用户编号
+     * @param orderId 订单编号
+     */
+    void cancelPaidOrder(Long userId, Long orderId);
+
 }

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

@@ -250,7 +250,7 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
     /**
      * 订单创建前，执行前置逻辑
      *
-     * @param order 订单
+     * @param order      订单
      * @param orderItems 订单项
      */
     private void beforeCreateTradeOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
@@ -267,9 +267,9 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
      * <p>
      * 例如说：优惠劵的扣减、积分的扣减、支付单的创建等等
      *
-     * @param order           订单
-     * @param orderItems      订单项
-     * @param createReqVO     创建订单请求
+     * @param order       订单
+     * @param orderItems  订单项
+     * @param createReqVO 创建订单请求
      */
     private void afterCreateTradeOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems,
                                        AppTradeOrderCreateReqVO createReqVO) {
@@ -331,7 +331,8 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         }
 
         // 3、订单支付成功后
-        tradeOrderHandlers.forEach(handler -> handler.afterPayOrder(order));
+        List<TradeOrderItemDO> orderItems = tradeOrderItemMapper.selectListByOrderId(id);
+        tradeOrderHandlers.forEach(handler -> handler.afterPayOrder(order, orderItems));
 
         // 4.1 增加用户积分（赠送）
         addUserPoint(order.getUserId(), order.getGivePoint(), MemberPointBizTypeEnum.ORDER_GIVE, order.getId());
@@ -624,12 +625,11 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
             throw exception(ORDER_CANCEL_FAIL_STATUS_NOT_UNPAID);
         }
 
-        // 2. TODO 活动相关库存回滚需要活动 id，活动 id 怎么获取？app 端能否传过来；回复：从订单里拿呀
-        tradeOrderHandlers.forEach(handler -> handler.cancelOrder());
-
-        // 3. 回滚库存
         List<TradeOrderItemDO> orderItems = tradeOrderItemMapper.selectListByOrderId(id);
+        // 3. 回滚库存
         productSkuApi.updateSkuStock(TradeOrderConvert.INSTANCE.convert(orderItems));
+        // 3.1、 活动相关的回滚
+        tradeOrderHandlers.forEach(handler -> handler.cancelOrder(order, orderItems));
 
         // 4. 回滚优惠券
         if (order.getCouponId() != null && order.getCouponId() > 0) {
@@ -805,10 +805,11 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         // 2.2 如果全部退款，则进行取消订单
         getSelf().cancelOrderByAfterSale(order, orderRefundPrice);
 
-        // TODO @puhui999：活动相关的回滚
 
         // 3. 回滚库存
         productSkuApi.updateSkuStock(TradeOrderConvert.INSTANCE.convert(Collections.singletonList(orderItem)));
+        // 3.1、 活动相关的回滚
+        tradeOrderHandlers.forEach(handler -> handler.cancelOrder(order, Collections.singletonList(orderItem)));
 
         // 4.1 回滚积分：扣减用户积分（赠送的）
         reduceUserPoint(order.getUserId(), orderItem.getGivePoint(), MemberPointBizTypeEnum.AFTER_SALE_DEDUCT_GIVE, orderItem.getAfterSaleId());
@@ -908,6 +909,25 @@ public class TradeOrderUpdateServiceImpl implements TradeOrderUpdateService {
         return count;
     }
 
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void updateOrderCombinationInfo(Long orderId, Long activityId, Long combinationRecordId, Long headId) {
+        tradeOrderMapper.updateById(
+                new TradeOrderDO().setId(orderId).setCombinationActivityId(activityId)
+                        .setCombinationRecordId(combinationRecordId).setCombinationHeadId(headId));
+    }
+
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void cancelPaidOrder(Long userId, Long orderId) {
+        TradeOrderDO order = tradeOrderMapper.selectOrderByIdAndUserId(orderId, userId);
+        if (order == null) {
+            throw exception(ORDER_NOT_FOUND);
+        }
+
+        cancelOrder0(order, TradeOrderCancelTypeEnum.MEMBER_CANCEL);
+    }
+
     /**
      * 创建单个订单的评论
      *

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

@@ -1,6 +1,5 @@
 package cn.iocoder.yudao.module.trade.service.order.handler;
 
-import cn.hutool.core.util.ObjectUtil;
 import cn.iocoder.yudao.module.promotion.api.bargain.BargainActivityApi;
 import cn.iocoder.yudao.module.promotion.api.bargain.BargainRecordApi;
 import cn.iocoder.yudao.module.trade.dal.dataobject.order.TradeOrderDO;
@@ -26,9 +25,10 @@ public class TradeBargainHandler implements TradeOrderHandler {
 
     @Override
     public void beforeOrderCreate(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
-        if (ObjectUtil.notEqual(TradeOrderTypeEnum.BARGAIN.getType(), order.getType())) {
+        if (TradeOrderTypeEnum.isBargain(order.getType())) {
             return;
         }
+
         // 扣减砍价活动的库存
         bargainActivityApi.updateBargainActivityStock(order.getBargainActivityId(),
                 -orderItems.get(0).getCount());
@@ -36,13 +36,20 @@ public class TradeBargainHandler implements TradeOrderHandler {
 
     @Override
     public void afterOrderCreate(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
-        if (ObjectUtil.notEqual(TradeOrderTypeEnum.BARGAIN.getType(), order.getType())) {
+        if (TradeOrderTypeEnum.isBargain(order.getType())) {
             return;
         }
+
         // 记录砍价记录对应的订单编号
         bargainRecordApi.updateBargainRecordOrderId(order.getBargainRecordId(), order.getId());
     }
 
-    // TODO 芋艿：取消订单时，需要增加库存
+    @Override
+    public void cancelOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
+        if (TradeOrderTypeEnum.isBargain(order.getType())) {
+            return;
+        }
+        // TODO 芋艿：取消订单时，需要增加库存
+    }
 
 }

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

@@ -1,7 +1,6 @@
 package cn.iocoder.yudao.module.trade.service.order.handler;
 
 import cn.hutool.core.lang.Assert;
-import cn.hutool.core.util.ObjectUtil;
 import cn.iocoder.yudao.module.promotion.api.combination.CombinationRecordApi;
 import cn.iocoder.yudao.module.trade.convert.order.TradeOrderConvert;
 import cn.iocoder.yudao.module.trade.dal.dataobject.order.TradeOrderDO;
@@ -26,7 +25,7 @@ public class TradeCombinationHandler implements TradeOrderHandler {
     @Override
     public void beforeOrderCreate(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
         // 如果不是拼团订单则结束
-        if (ObjectUtil.notEqual(TradeOrderTypeEnum.COMBINATION.getType(), order.getType())) {
+        if (TradeOrderTypeEnum.isCombination(order.getType())) {
             return;
         }
         Assert.isTrue(orderItems.size() == 1, "拼团时，只允许选择一个商品");
@@ -34,33 +33,30 @@ public class TradeCombinationHandler implements TradeOrderHandler {
         // 获取商品信息
         TradeOrderItemDO item = orderItems.get(0);
         // 校验是否满足拼团活动相关限制
-        combinationRecordApi.validateCombinationRecord(order.getCombinationActivityId(), order.getUserId(), item.getSkuId(), item.getCount());
+        combinationRecordApi.validateCombinationRecord(order.getUserId(), order.getCombinationActivityId(),
+                order.getCombinationHeadId(), item.getSkuId(), item.getCount());
     }
 
     @Override
-    public void afterOrderCreate(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
+    public void afterPayOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
         // 如果不是拼团订单则结束
-        if (ObjectUtil.notEqual(TradeOrderTypeEnum.COMBINATION.getType(), order.getType())) {
+        if (TradeOrderTypeEnum.isCombination(order.getType())) {
             return;
         }
+
         Assert.isTrue(orderItems.size() == 1, "拼团时，只允许选择一个商品");
 
         // 获取商品信息
         TradeOrderItemDO item = orderItems.get(0);
         // 创建拼团记录
-        // TODO puhui：这里应该先不创建；等支付好，才去创建；另外，创建好后，需要更新编号到订单；
         combinationRecordApi.createCombinationRecord(TradeOrderConvert.INSTANCE.convert(order, item));
     }
 
     @Override
-    public void afterPayOrder(TradeOrderDO order) {
-        // 如果不是拼团订单则结束
-        if (ObjectUtil.notEqual(TradeOrderTypeEnum.COMBINATION.getType(), order.getType())) {
+    public void cancelOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
+        if (TradeOrderTypeEnum.isCombination(order.getType())) {
             return;
         }
-
-        // 更新拼团状态 TODO puhui999：订单支付失败或订单支付过期删除这条拼团记录
-        combinationRecordApi.updateRecordStatusToInProgress(order.getUserId(), order.getId(), order.getPayTime());
     }
 
 }

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

@@ -33,12 +33,18 @@ public interface TradeOrderHandler {
      * 支付订单后
      *
      * @param order 订单
+     * @param orderItems 订单项
      */
-    default void afterPayOrder(TradeOrderDO order) {}
+    default void afterPayOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
+    }
 
     /**
      * 订单取消
+     *
+     * @param order 订单
+     * @param orderItems 订单项
      */
-    default void cancelOrder() {}
+    default void cancelOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
+    }
 
 }

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

@@ -1,6 +1,5 @@
 package cn.iocoder.yudao.module.trade.service.order.handler;
 
-import cn.hutool.core.util.ObjectUtil;
 import cn.iocoder.yudao.module.promotion.api.seckill.SeckillActivityApi;
 import cn.iocoder.yudao.module.trade.dal.dataobject.order.TradeOrderDO;
 import cn.iocoder.yudao.module.trade.dal.dataobject.order.TradeOrderItemDO;
@@ -23,12 +22,21 @@ public class TradeSeckillHandler implements TradeOrderHandler {
 
     @Override
     public void beforeOrderCreate(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
-        if (ObjectUtil.notEqual(TradeOrderTypeEnum.SECKILL.getType(), order.getType())) {
+        if (TradeOrderTypeEnum.isSeckill(order.getType())) {
             return;
         }
+
         // 扣减秒杀活动的库存
         seckillActivityApi.updateSeckillStock(order.getSeckillActivityId(),
                 orderItems.get(0).getSkuId(), orderItems.get(0).getCount());
     }
 
+    @Override
+    public void cancelOrder(TradeOrderDO order, List<TradeOrderItemDO> orderItems) {
+        if (TradeOrderTypeEnum.isSeckill(order.getType())) {
+            return;
+        }
+
+    }
+
 }

yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/price/bo/TradePriceCalculateReqBO.java

@@ -68,7 +68,6 @@ public class TradePriceCalculateReqBO {
     private Long seckillActivityId;
 
     // ========== 拼团活动相关字段 ==========
-    // TODO @puhui999：是不是拼团记录的编号哈？
     /**
      * 拼团活动编号
      */

yudao-module-mall/yudao-module-trade-biz/src/main/java/cn/iocoder/yudao/module/trade/service/price/calculator/TradeCombinationActivityPriceCalculator.java

@@ -13,6 +13,7 @@ import org.springframework.stereotype.Component;
 import javax.annotation.Resource;
 
 // TODO @puhui999：单测可以后补下
+
 /**
  * 拼团活动的 {@link TradePriceCalculator} 实现类
  *
@@ -35,7 +36,7 @@ public class TradeCombinationActivityPriceCalculator implements TradePriceCalcul
         // 2. 校验是否可以参与拼团
         TradePriceCalculateRespBO.OrderItem orderItem = result.getItems().get(0);
         CombinationValidateJoinRespDTO combinationActivity = combinationRecordApi.validateJoinCombination(
-                param.getCombinationActivityId(), param.getUserId(),
+                param.getUserId(), param.getCombinationActivityId(), param.getCombinationHeadId(),
                 orderItem.getSkuId(), orderItem.getCount());
 
         // 3.1 记录优惠明细