feat: 【工作流】--任务列表只返回顶级任务，拼装成父子关系并返回

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/task/vo/task/BpmTaskRespVO.java

@@ -5,6 +5,8 @@ import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.ToString;
 
+import java.util.List;
+
 @Schema(description = "管理后台 - 流程任务的 Response VO")
 @Data
 @EqualsAndHashCode(callSuper = true)
@@ -24,6 +26,9 @@ public class BpmTaskRespVO extends BpmTaskDonePageItemRespVO {
      */
     private String parentTaskId;
 
+    @Schema(description = "子任务（由加签生成）", requiredMode = Schema.RequiredMode.REQUIRED, example = "childrenTask")
+    private List<BpmTaskRespVO> children;
+
     @Schema(description = "用户信息")
     @Data
     public static class User {

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/convert/task/BpmTaskConvert.java

@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.bpm.convert.task;
 
+import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.date.LocalDateTimeUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
@@ -178,4 +179,18 @@ public interface BpmTaskConvert {
             return bpmTaskSubSignRespVO;
         });
     }
+
+    /**
+     * 转换任务为父子级
+     * @param result
+     * @return
+     */
+    default List<BpmTaskRespVO> convertChildrenList(List<BpmTaskRespVO> result){
+        List<BpmTaskRespVO> childrenTaskList = CollectionUtils.filterList(result, r -> StrUtil.isNotEmpty(r.getParentTaskId()));
+        Map<String, List<BpmTaskRespVO>> parentChildrenTaskListMap = CollectionUtils.convertMultiMap(childrenTaskList, BpmTaskRespVO::getParentTaskId);
+        for (BpmTaskRespVO bpmTaskRespVO : result) {
+            bpmTaskRespVO.setChildren(parentChildrenTaskListMap.get(bpmTaskRespVO.getId()));
+        }
+        return CollectionUtils.filterList(result, r -> StrUtil.isEmpty(r.getParentTaskId()));
+    }
 }

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmTaskServiceImpl.java

@@ -193,7 +193,8 @@ public class BpmTaskServiceImpl implements BpmTaskService {
         Map<Long, DeptRespDTO> deptMap = deptApi.getDeptMap(convertSet(userMap.values(), AdminUserRespDTO::getDeptId));
 
         // 拼接数据
-        return BpmTaskConvert.INSTANCE.convertList3(tasks, bpmTaskExtDOMap, processInstance, userMap, deptMap);
+        List<BpmTaskRespVO> result = BpmTaskConvert.INSTANCE.convertList3(tasks, bpmTaskExtDOMap, processInstance, userMap, deptMap);
+        return BpmTaskConvert.INSTANCE.convertChildrenList(result);
     }
 
     @Override