拼团活动：完善 review 提到的问题

puhui999
1 parent 99649bfd
Showing 14 changed files with 147 additions and 100 deletions
yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/collection/CollectionUtils.java
yudao-module-mall/yudao-module-promotion-api/src/main/java/cn/iocoder/yudao/module/promotion/api/combination/dto/CombinationRecordCreateReqDTO.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/admin/combination/CombinationRecordController.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/admin/combination/vo/recrod/CombinationRecordPageItemRespVO.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/admin/combination/vo/recrod/CombinationRecordSummaryVO.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/controller/app/combination/AppCombinationRecordController.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/convert/combination/CombinationActivityConvert.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/dataobject/combination/CombinationRecordDO.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/dal/mysql/combination/CombinationRecordMapper.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/service/combination/CombinationActivityService.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/service/combination/CombinationActivityServiceImpl.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/service/combination/CombinationRecordService.java
yudao-module-mall/yudao-module-promotion-biz/src/main/java/cn/iocoder/yudao/module/promotion/service/combination/CombinationRecordServiceImpl.java
@@ -25,15 +25,6 @@ public class CollectionUtils {
         return Arrays.stream(collections).anyMatch(CollectionUtil::isEmpty);
     }
-    // TODO @puhui999：            list.sort(); 可以替代呀；
-    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);
     }
@@ -46,7 +46,6 @@ public class CombinationRecordCreateReqDTO {
     /**
      * 团长编号
      */
-    @NotNull(message = "团长编号不能为空")
     private Long headId;
     /**
      * 拼团商品单价
 package cn.iocoder.yudao.module.promotion.controller.admin.combination;
-import cn.hutool.core.map.MapUtil;
 import cn.iocoder.yudao.framework.common.pojo.CommonResult;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod.CombinationRecordPageItemRespVO;
 import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod.CombinationRecordReqPageVO;
-import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod.CombinationRecordRespVO;
+import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod.CombinationRecordSummaryVO;
 import cn.iocoder.yudao.module.promotion.convert.combination.CombinationActivityConvert;
+import cn.iocoder.yudao.module.promotion.dal.dataobject.combination.CombinationActivityDO;
+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.CombinationActivityService;
 import cn.iocoder.yudao.module.promotion.service.combination.CombinationRecordService;
-import com.google.common.cache.CacheLoader;
-import com.google.common.cache.LoadingCache;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -19,11 +22,10 @@ import org.springframework.web.bind.annotation.RestController;
 import javax.annotation.Resource;
 import javax.validation.Valid;
-import java.time.Duration;
-import java.util.Map;
+import java.util.List;
 import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
-import static cn.iocoder.yudao.framework.common.util.cache.CacheUtils.buildAsyncReloadingCache;
+import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertSet;
 @Tag(name = "管理后台 - 拼团记录")
 @RestController
@@ -32,44 +34,31 @@ import static cn.iocoder.yudao.framework.common.util.cache.CacheUtils.buildAsync
 public class CombinationRecordController {
     @Resource
+    private CombinationActivityService combinationActivityService;
+    @Resource
+    @Lazy
     private CombinationRecordService combinationRecordService;
-    // TODO  @puhui999:这个缓存不用做哈；主要管理后台，对性能要求不高；不像前段；
-    /**
-     * {@link  Map} 缓存，通过它异步刷新 {@link #getCombinationRecordSummary0()} 所要的拼团记录统计数据
-     */
-    private final LoadingCache<String, Map<String, Long>> combinationRecordSummary = buildAsyncReloadingCache(Duration.ofSeconds(60L),
-            new CacheLoader<String, Map<String, Long>>() {
-
-                @Override
-                public Map<String, Long> load(String key) {
-                    return getCombinationRecordSummary0();
-                }
-
-            });
-
     @GetMapping("/page")
     @Operation(summary = "获得拼团记录分页")
     @PreAuthorize("@ss.hasPermission('promotion:combination-record:query')")
-    public CommonResult<PageResult<CombinationRecordRespVO>> getBargainRecordPage(@Valid CombinationRecordReqPageVO pageVO) {
-        return success(CombinationActivityConvert.INSTANCE.convert(
-                combinationRecordService.getCombinationRecordPage(pageVO)));
+    public CommonResult<PageResult<CombinationRecordPageItemRespVO>> getBargainRecordPage(@Valid CombinationRecordReqPageVO pageVO) {
+        PageResult<CombinationRecordDO> recordPage = combinationRecordService.getCombinationRecordPage(pageVO);
+        List<CombinationActivityDO> activities = combinationActivityService.getCombinationActivityListByIds(
+                convertSet(recordPage.getList(), CombinationRecordDO::getActivityId));
+        return success(CombinationActivityConvert.INSTANCE.convert(recordPage, activities));
     }
-    // TODO @puhui999：Map 改成对象，尽量避免 Map 返回结果哈；然后 getCombinationRecordCount、getCombinationRecordsSuccessCount、getRecordsVirtualGroupCount 三个方法，可以合并成一个方法哈，返回这个 vo
     @GetMapping("/get-summary")
     @Operation(summary = "获得拼团记录的概要信息", description = "用于拼团记录页面展示")
     @PreAuthorize("@ss.hasPermission('promotion:combination-record:query')")
-    public CommonResult<Map<String, Long>> getCombinationRecordSummary() {
-        return success(combinationRecordSummary.getUnchecked("")); // 缓存
-    }
-
-    private Map<String, Long> getCombinationRecordSummary0() {
-        Map<String, Long> hashMap = MapUtil.newHashMap(3); // TODO @puhui999：Maps.newHashMapWithExpectedSize()
-        hashMap.put("userCount", combinationRecordService.getCombinationRecordCount()); // 获取所有拼团记录
-        hashMap.put("successCount", combinationRecordService.getCombinationRecordsSuccessCount()); // 获取成团记录
-        hashMap.put("virtualGroupCount", combinationRecordService.getRecordsVirtualGroupCount()); // 获取虚拟成团记录
-        return hashMap;
+    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.setVirtualGroupCount(combinationRecordService.getCombinationRecordCount(null, Boolean.TRUE));// 获取虚拟成团记录
+        return success(summaryVO);
     }
 }
@@ -4,14 +4,19 @@ import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 import org.springframework.format.annotation.DateTimeFormat;
+import javax.validation.constraints.NotNull;
 import java.time.LocalDateTime;
 import static cn.iocoder.yudao.framework.common.util.date.DateUtils.FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND;
-// TODO @puhui999：可以参考 BargainRecordPageItemRespVO、BargainRecordRespVO 分成两个；一个给记录列表，一个给记录分页
-@Schema(description = "管理后台 - 拼团记录 Response VO")
+/**
+ * 拼团记录 Base VO，提供给添加、修改、详细的子 VO 使用
+ * 如果子 VO 存在差异的字段，请不要添加到这里，影响 Swagger 文档生成
+ *
+ * @author HUIHUI
+ */
 @Data
-public class CombinationRecordRespVO {
+public class CombinationRecordBaseVO {
     @Schema(description = "拼团记录编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
     private Long id;
@@ -19,14 +24,36 @@ public class CombinationRecordRespVO {
     @Schema(description = "拼团活动编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
     private Long activityId;
-    @Schema(description = "用户昵称", requiredMode = Schema.RequiredMode.REQUIRED, example = "花开富贵")
+    @Schema(description = "团长编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
+    private Long headId;
+
+    // ========== 用户相关 ==========
+
+    @Schema(description = "用户编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "9430")
+    @NotNull(message = "用户编号不能为空")
+    private Long userId;
+
+    @Schema(description = "用户昵称", example = "老芋艿")
     private String nickname;
-    @Schema(description = "用户头像", requiredMode = Schema.RequiredMode.REQUIRED, example = "https://www.iocoder.cn/1.png")
+    @Schema(description = "用户头像", requiredMode = Schema.RequiredMode.REQUIRED, example = "https://www.iocoder.cn/xxx.jpg")
     private String avatar;
-    @Schema(description = "团长编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
-    private Long headId;
+    // ========== 商品相关 ==========
+
+    @Schema(description = "商品 SPU 编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "23622")
+    @NotNull(message = "商品 SPU 编号不能为空")
+    private Long spuId;
+
+    @Schema(description = "商品 SKU 编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "29950")
+    @NotNull(message = "商品 SKU 编号不能为空")
+    private Long skuId;
+
+    @Schema(description = "商品名字", requiredMode = Schema.RequiredMode.REQUIRED, example = "我是大黄豆")
+    private String spuName;
+
+    @Schema(description = "商品图片", requiredMode = Schema.RequiredMode.REQUIRED, example = "https://www.iocoder.cn/1.png")
+    private String picUrl;
     @Schema(description = "过期时间", requiredMode = Schema.RequiredMode.REQUIRED)
     @DateTimeFormat(pattern = FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND)
@@ -41,12 +68,6 @@ public class CombinationRecordRespVO {
     @Schema(description = "拼团状态", requiredMode = Schema.RequiredMode.REQUIRED, example = "1")
     private Integer status;
-    @Schema(description = "商品名字", requiredMode = Schema.RequiredMode.REQUIRED, example = "我是大黄豆")
-    private String spuName;
-
-    @Schema(description = "商品图片", requiredMode = Schema.RequiredMode.REQUIRED, example = "https://www.iocoder.cn/1.png")
-    private String picUrl;
-
     @Schema(description = "是否虚拟成团", requiredMode = Schema.RequiredMode.REQUIRED, example = "false")
     private Boolean virtualGroup;
+package cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod;
+
+import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.activity.CombinationActivityRespVO;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.ToString;
+
+@Schema(description = "管理后台 - 拼团记录的分页项 Response VO")
+@Data
+@EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
+public class CombinationRecordPageItemRespVO extends CombinationRecordBaseVO {
+
+    // ========== 活动相关 ==========
+
+    private CombinationActivityRespVO activity;
+
+}
+package cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+@Schema(description = "管理后台 - 拼团记录信息统计 Response VO")
+@Data
+public class CombinationRecordSummaryVO {
+
+    @Schema(description = "所有拼团记录", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
+    private Long userCount;
+
+    @Schema(description = "成团记录", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
+    private Long successCount;
+
+    @Schema(description = "虚拟成团记录", requiredMode = Schema.RequiredMode.REQUIRED, example = "1024")
+    private Long virtualGroupCount;
+
+}
@@ -47,7 +47,7 @@ public class AppCombinationRecordController {
     public CommonResult<AppCombinationRecordSummaryRespVO> getCombinationRecordSummary() {
         AppCombinationRecordSummaryRespVO summary = new AppCombinationRecordSummaryRespVO();
         // 1. 获得拼团记录数量
-        Long count = combinationRecordService.getCombinationRecordCount();
+        Long count = combinationRecordService.getCombinationRecordCount(null, null);
         if (count == 0) {
             summary.setAvatars(Collections.emptyList());
             summary.setUserCount(count);
@@ -14,7 +14,7 @@ import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.activit
 import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.activity.CombinationActivityUpdateReqVO;
 import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.product.CombinationProductBaseVO;
 import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.product.CombinationProductRespVO;
-import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod.CombinationRecordRespVO;
+import cn.iocoder.yudao.module.promotion.controller.admin.combination.vo.recrod.CombinationRecordPageItemRespVO;
 import cn.iocoder.yudao.module.promotion.controller.app.combination.vo.activity.AppCombinationActivityDetailRespVO;
 import cn.iocoder.yudao.module.promotion.controller.app.combination.vo.activity.AppCombinationActivityRespVO;
 import cn.iocoder.yudao.module.promotion.controller.app.combination.vo.record.AppCombinationRecordDetailRespVO;
@@ -79,6 +79,7 @@ public interface CombinationActivityConvert {
         });
         return pageResult;
     }
+
     PageResult<CombinationActivityPageItemRespVO> convertPage(PageResult<CombinationActivityDO> page);
     List<CombinationProductRespVO> convertList2(List<CombinationProductDO> productDOs);
@@ -113,9 +114,8 @@ public interface CombinationActivityConvert {
                                         CombinationActivityDO activity, MemberUserRespDTO user,
                                         ProductSpuRespDTO spu, ProductSkuRespDTO sku) {
         return convert(reqDTO)
-                .setHeadId(reqDTO.getHeadId()) // 显示性再设置一下
                 .setCount(reqDTO.getCount())
-                .setVirtualGroup(false)
+                .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
                 .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()))
@@ -176,7 +176,20 @@ public interface CombinationActivityConvert {
     AppCombinationRecordRespVO convert(CombinationRecordDO record);
-    PageResult<CombinationRecordRespVO> convert(PageResult<CombinationRecordDO> result);
+    PageResult<CombinationRecordPageItemRespVO> convert(PageResult<CombinationRecordDO> result);
+
+    default PageResult<CombinationRecordPageItemRespVO> convert(PageResult<CombinationRecordDO> recordPage, List<CombinationActivityDO> activities) {
+        PageResult<CombinationRecordPageItemRespVO> result = convert(recordPage);
+        Map<Long, CombinationActivityDO> activityMap = convertMap(activities, CombinationActivityDO::getId);
+        result.setList(CollectionUtils.convertList(result.getList(), item -> {
+            findAndThen(activityMap, item.getActivityId(), activity -> {
+                item.setActivity(convert(activity));
+            });
+            return item;
+        }));
+        return result;
+    }
+
     default AppCombinationRecordDetailRespVO convert(Long userId, CombinationRecordDO headRecord, List<CombinationRecordDO> memberRecords) {
         AppCombinationRecordDetailRespVO respVO = new AppCombinationRecordDetailRespVO()
@@ -77,7 +77,6 @@ public class CombinationRecordDO extends BaseDO {
      */
     private Long userId;
-    // TODO @puhui999：要不去掉这 2 个字段，通过读取解决？如果去掉，相关接口都要处理下哈；
     /**
      * 用户昵称
      */
@@ -100,4 +100,12 @@ public interface CombinationRecordMapper extends BaseMapperX&lt;CombinationRecordDO
                 .betweenIfPresent(CombinationRecordDO::getCreateTime, pageVO.getCreateTime()));
     }
+    default Long selectRecordCount(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
+                .eqIfPresent(CombinationRecordDO::getStatus, status)
+                .eqIfPresent(CombinationRecordDO::getVirtualGroup, virtualGroup));
+    }
+
 }
@@ -85,6 +85,14 @@ public interface CombinationActivityService {
     List<CombinationProductDO> getCombinationProductListByActivityIds(Collection<Long> activityIds);
     /**
+     * 获得拼团活动列表
+     *
+     * @param ids 拼团活动 ids
+     * @return 拼团活动的列表
+     */
+    List<CombinationActivityDO> getCombinationActivityListByIds(Collection<Long> ids);
+
+    /**
      * 获取正在进行的活动分页数据
      *
      * @param count 需要的数量
@@ -205,6 +205,11 @@ public class CombinationActivityServiceImpl implements CombinationActivityServic
     }
     @Override
+    public List<CombinationActivityDO> getCombinationActivityListByIds(Collection<Long> ids) {
+        return combinationActivityMapper.selectList(CombinationActivityDO::getId, ids);
+    }
+
+    @Override
     public List<CombinationActivityDO> getCombinationActivityListByCount(Integer count) {
         return combinationActivityMapper.selectListByStatus(CommonStatusEnum.ENABLE.getStatus(), count);
     }
@@ -84,25 +84,13 @@ public interface CombinationRecordService {
     CombinationValidateJoinRespDTO validateJoinCombination(Long userId, Long activityId, Long headId, Long skuId, Integer count);
     /**
-     * 获取所有拼团记录数
+     * 获取拼团记录数
      *
+     * @param status 状态-允许为空
+     * @param virtualGroup 是否虚拟成团-允许为空
      * @return 记录数
      */
-    Long getCombinationRecordCount();
-
-    /**
-     * 获取成功记录数
-     *
-     * @return 记录数
-     */
-    Long getCombinationRecordsSuccessCount();
-
-    /**
-     * 获取虚拟成团记录数
-     *
-     * @return 记录数
-     */
-    Long getRecordsVirtualGroupCount();
+    Long getCombinationRecordCount(@Nullable Integer status, @Nullable Boolean virtualGroup);
     /**
      * 获取最近的 count 条拼团记录
@@ -177,8 +177,8 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
         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())) {
+        // 3、如果是团长(CombinationRecordCreateReqDTO#headId 为 null 时)需要设置 headId 为 CombinationRecordDO#HEAD_ID_GROUP
+        if (reqDTO.getHeadId() == null) {
             recordMapper.updateById(new CombinationRecordDO().setId(recordDO.getId()).setHeadId(CombinationRecordDO.HEAD_ID_GROUP));
             return;
         }
@@ -256,20 +256,8 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
     }
     @Override
-    public Long getCombinationRecordCount() {
-        return recordMapper.selectCount();
-    }
-
-    @Override
-    public Long getCombinationRecordsSuccessCount() {
-        // TODO @puhui999：这个应该要多查询 headId
-        return recordMapper.selectCount(CombinationRecordDO::getStatus, CombinationRecordStatusEnum.SUCCESS.getStatus());
-    }
-
-    @Override
-    public Long getRecordsVirtualGroupCount() {
-        // TODO @puhui999：这个应该要多查询 headId；然后，recordMapper 要明确的查询哈，不要直接使用 mapper 来拼接查询条件
-        return recordMapper.selectCount(CombinationRecordDO::getVirtualGroup, true);
+    public Long getCombinationRecordCount(@Nullable Integer status, @Nullable Boolean virtualGroup) {
+        return recordMapper.selectRecordCount(status, virtualGroup);
     }
     @Override
@@ -325,9 +313,9 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
                 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 -> {
+            list.sort(Comparator.comparing(CombinationRecordDO::getCreateTime)); // 影响原 list
+            CombinationRecordDO newHead = list.get(0); // 新团长继位
+            list.forEach(item -> {
                 CombinationRecordDO recordDO = new CombinationRecordDO();
                 recordDO.setId(item.getId());
                 if (ObjUtil.equal(item.getId(), newHead.getId())) { // 新团长
@@ -335,7 +323,7 @@ public class CombinationRecordServiceImpl implements CombinationRecordService {
                 } else {
                     recordDO.setHeadId(newHead.getId());
                 }
-                recordDO.setUserCount(recordsSort.size());
+                recordDO.setUserCount(list.size());
                 updateRecords.add(recordDO);
             });
         } else { // 情况二：团员