【功能新增】工作流：流程分类增加批量修改 sort 接口

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/controller/admin/definition/BpmCategoryController.java

@@ -48,6 +48,15 @@ public class BpmCategoryController {
         return success(true);
     }
 
+    @PutMapping("/update-sort-batch")
+    @Operation(summary = "批量更新流程分类的排序")
+    @Parameter(name = "ids", description = "分类编号列表", required = true, example = "1,2,3")
+    @PreAuthorize("@ss.hasPermission('bpm:category:update')")
+    public CommonResult<Boolean> updateCategorySortBatch(@RequestParam("ids") List<Long> ids) {
+        categoryService.updateCategorySortBatch(ids);
+        return success(true);
+    }
+
     @DeleteMapping("/delete")
     @Operation(summary = "删除流程分类")
     @Parameter(name = "id", description = "编号", required = true)

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmCategoryService.java

@@ -82,4 +82,11 @@ public interface BpmCategoryService {
      */
     List<BpmCategoryDO> getCategoryListByStatus(Integer status);
 
+    /**
+     * 更新流程分类的排序：每个分类的 sort 值，从 0 开始递增
+     *
+     * @param ids 分类编号列表
+     */
+    void updateCategorySortBatch(List<Long> ids);
+
 }

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/definition/BpmCategoryServiceImpl.java

@@ -2,21 +2,22 @@ package cn.iocoder.yudao.module.bpm.service.definition;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.util.ObjUtil;
+import cn.iocoder.yudao.framework.common.pojo.PageResult;
+import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
 import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.category.BpmCategoryPageReqVO;
 import cn.iocoder.yudao.module.bpm.controller.admin.definition.vo.category.BpmCategorySaveReqVO;
-import org.springframework.stereotype.Service;
-import jakarta.annotation.Resource;
-import org.springframework.validation.annotation.Validated;
-
 import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmCategoryDO;
-import cn.iocoder.yudao.framework.common.pojo.PageResult;
-import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
-
 import cn.iocoder.yudao.module.bpm.dal.mysql.category.BpmCategoryMapper;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.validation.annotation.Validated;
 
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 
 import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
 import static cn.iocoder.yudao.module.bpm.enums.ErrorCodeConstants.*;
@@ -58,7 +59,7 @@ public class BpmCategoryServiceImpl implements BpmCategoryService {
     private void validateCategoryNameUnique(BpmCategorySaveReqVO updateReqVO) {
         BpmCategoryDO category = bpmCategoryMapper.selectByName(updateReqVO.getName());
         if (category == null
-            || ObjUtil.equal(category.getId(), updateReqVO.getId())) {
+                || ObjUtil.equal(category.getId(), updateReqVO.getId())) {
             return;
         }
         throw exception(CATEGORY_NAME_DUPLICATE, updateReqVO.getName());
@@ -67,7 +68,7 @@ public class BpmCategoryServiceImpl implements BpmCategoryService {
     private void validateCategoryCodeUnique(BpmCategorySaveReqVO updateReqVO) {
         BpmCategoryDO category = bpmCategoryMapper.selectByCode(updateReqVO.getCode());
         if (category == null
-            || ObjUtil.equal(category.getId(), updateReqVO.getId())) {
+                || ObjUtil.equal(category.getId(), updateReqVO.getId())) {
             return;
         }
         throw exception(CATEGORY_CODE_DUPLICATE, updateReqVO.getCode());
@@ -110,4 +111,20 @@ public class BpmCategoryServiceImpl implements BpmCategoryService {
         return bpmCategoryMapper.selectListByStatus(status);
     }
 
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public void updateCategorySortBatch(List<Long> ids) {
+        // 校验分类都存在
+        List<BpmCategoryDO> categories = bpmCategoryMapper.selectByIds(ids);
+        if (categories.size() != ids.size()) {
+            throw exception(CATEGORY_NOT_EXISTS);
+        }
+
+        // 批量更新排序
+        List<BpmCategoryDO> updateList = IntStream.range(0, ids.size())
+                .mapToObj(index -> new BpmCategoryDO().setId(ids.get(index)).setSort(index))
+                .collect(Collectors.toList());
+        bpmCategoryMapper.updateBatch(updateList);
+    }
+
 }