新增组织管理删除部门则逻辑删除该部门下所有子用户和子部门

dsk-admin/src/main/java/com/dsk/web/controller/system/SysDeptController.java

 package com.dsk.web.controller.system;
 
 import cn.dev33.satoken.annotation.SaCheckPermission;
+import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.convert.Convert;
 import com.dsk.common.annotation.Log;
 import com.dsk.common.constant.UserConstants;
@@ -9,8 +10,10 @@ import com.dsk.common.core.domain.R;
 import com.dsk.system.domain.SysDept;
 import com.dsk.common.enums.BusinessType;
 import com.dsk.common.utils.StringUtils;
+import com.dsk.system.domain.vo.SysDeptVo;
 import com.dsk.system.service.ISysDeptService;
 import lombok.RequiredArgsConstructor;
+import org.springframework.transaction.annotation.Transactional;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
@@ -34,9 +37,13 @@ public class SysDeptController extends BaseController {
      */
     @SaCheckPermission("system:dept:list")
     @GetMapping("/list")
-    public R<List<SysDept>> list(SysDept dept) {
+    public R<List<SysDeptVo>> list(SysDept dept) {
         List<SysDept> depts = deptService.selectDeptList(dept);
-        return R.ok(depts);
+        List<SysDeptVo> deptVos = BeanUtil.copyToList(depts, SysDeptVo.class);
+        deptVos.forEach(sysDeptVo -> {
+            sysDeptVo.setExistUsers(deptService.hasChildByDeptId(sysDeptVo.getDeptId()));
+        });
+        return R.ok(deptVos);
     }
 
     /**
@@ -106,13 +113,8 @@ public class SysDeptController extends BaseController {
     @SaCheckPermission("system:dept:remove")
     @Log(title = "部门管理", businessType = BusinessType.DELETE)
     @DeleteMapping("/{deptId}")
+    @Transactional
     public R<Void> remove(@PathVariable Long deptId) {
-        if (deptService.hasChildByDeptId(deptId)) {
-            return R.warn("存在下级部门,不允许删除");
-        }
-        if (deptService.checkDeptExistUser(deptId)) {
-            return R.warn("部门存在用户,不允许删除");
-        }
         deptService.checkDeptDataScope(deptId);
         return toAjax(deptService.deleteDeptById(deptId));
     }

dsk-system/src/main/java/com/dsk/system/domain/vo/SysDeptVo.java

+package com.dsk.system.domain.vo;
+
+import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
+import com.alibaba.excel.annotation.ExcelProperty;
+import com.baomidou.mybatisplus.annotation.TableField;
+import com.baomidou.mybatisplus.annotation.TableId;
+import com.baomidou.mybatisplus.annotation.TableLogic;
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.dsk.common.annotation.ExcelDictFormat;
+import com.dsk.common.convert.ExcelDictConvert;
+import com.dsk.common.tenant.core.TenantEntity;
+import com.dsk.system.domain.SysDept;
+import com.dsk.system.domain.SysTenantPackage;
+import com.sun.org.apache.xpath.internal.operations.Bool;
+import io.github.linpeilie.annotations.AutoMapper;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import javax.validation.constraints.Email;
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.NotNull;
+import javax.validation.constraints.Size;
+import java.io.Serializable;
+
+/**
+ * 部门表 sys_dept
+ *
+ * @author Lion Li
+ */
+
+@Data
+@ExcelIgnoreUnannotated
+@AutoMapper(target = SysDept.class)
+public class SysDeptVo implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 部门ID
+     */
+    @ExcelProperty(value = "部门id")
+    private Long deptId;
+
+    /**
+     * 父部门ID
+     */
+    @ExcelProperty(value = "父部门id")
+    private Long parentId;
+
+    /**
+     * 部门名称
+     */
+    @ExcelProperty(value = "部门名称")
+    private String deptName;
+
+    /**
+     * 显示顺序
+     */
+    @ExcelProperty(value = "显示顺序")
+    private Integer orderNum;
+
+    /**
+     * 负责人
+     */
+    @ExcelProperty(value = "负责人")
+    private String leader;
+
+    /**
+     * 联系电话
+     */
+    @ExcelProperty(value = "联系电话")
+    private String phone;
+
+    /**
+     * 邮箱
+     */
+    @ExcelProperty(value = "邮箱")
+    private String email;
+
+    /**
+     * 部门状态:0正常,1停用
+     */
+    @ExcelProperty(value = "部门状态", converter = ExcelDictConvert.class)
+    @ExcelDictFormat(readConverterExp = "0=正常,1=停用")
+    private String status;
+
+    /**
+     * 删除标志（0代表存在 2代表删除）
+     */
+    @ExcelProperty(value = "删除标志", converter = ExcelDictConvert.class)
+    @ExcelDictFormat(readConverterExp = "0=存在,2=删除")
+    private String delFlag;
+
+    /**
+     * 祖级列表
+     */
+    @ExcelProperty(value = "祖级列表")
+    private String ancestors;
+
+    private String  parentName;
+
+    /**
+     * 该部门是否存在用户(true代表存在 false代表不存在)
+     */
+    @ExcelProperty(value = "该部门是否存在用户", converter = ExcelDictConvert.class)
+    @ExcelDictFormat(readConverterExp = "true=存在,false=删除")
+    private Boolean existUsers;
+}

dsk-system/src/main/java/com/dsk/system/service/impl/SysDeptServiceImpl.java

@@ -31,6 +31,7 @@ import org.springframework.stereotype.Service;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * 部门管理 服务实现
@@ -301,7 +302,38 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
     @CacheEvict(cacheNames = CacheNames.SYS_DEPT, key = "#deptId")
     @Override
     public int deleteDeptById(Long deptId) {
+        //如果有子部门,递归删除部门和用户
+        if (hasChildByDeptId(deptId)) {
+            List<SysDept> childDepts = baseMapper.selectDeptList(new LambdaQueryWrapper<SysDept>()
+                    .eq(SysDept::getParentId, deptId));
+            childDepts.forEach(childDept -> {
+                //如果该子部门有用户,则删除所有用户
+                checkDelUsers(childDept.getDeptId());
+                //递归调用
+                deleteDeptById(childDept.getDeptId());
+            });
+        }
+        //如果该部门有用户,则删除所有用户
+        checkDelUsers(deptId);
+        //删除该部门
         return baseMapper.deleteById(deptId);
     }
 
+    /**
+     * 判断该部门是否有用户,有则删除所有用户
+     *
+     * @param deptId 部门ID
+     */
+    private int checkDelUsers(Long deptId) {
+        //如果该部门有用户
+        if (checkDeptExistUser(deptId)) {
+            List<SysUser> childUsers = userMapper.selectList(new LambdaQueryWrapper<SysUser>()
+                    .eq(true, SysUser::getDeptId, deptId));
+            List<Long> childUsersIds = childUsers.stream().map(SysUser::getUserId).collect(Collectors.toList());
+            //删除该子部门下所有用户
+            return userMapper.deleteBatchIds(childUsersIds);
+        }
+        return -1;
+    }
+
 }