From 0208c795499b808c762edbb3d61432410692dd6e Mon Sep 17 00:00:00 2001
From: chenhj <chenhj@lunor.cn>
Date: 星期六, 24 五月 2025 14:50:15 +0800
Subject: [PATCH] Merge pull request 'chen' (#7) from chen into master

---
 ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java |  338 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 338 insertions(+), 0 deletions(-)

diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
new file mode 100644
index 0000000..54b605d
--- /dev/null
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
@@ -0,0 +1,338 @@
+package com.ruoyi.system.service.impl;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.stream.Collectors;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import com.ruoyi.common.annotation.DataScope;
+import com.ruoyi.common.constant.UserConstants;
+import com.ruoyi.common.core.domain.TreeSelect;
+import com.ruoyi.common.core.domain.entity.SysDept;
+import com.ruoyi.common.core.domain.entity.SysRole;
+import com.ruoyi.common.core.domain.entity.SysUser;
+import com.ruoyi.common.core.text.Convert;
+import com.ruoyi.common.exception.ServiceException;
+import com.ruoyi.common.utils.SecurityUtils;
+import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.common.utils.spring.SpringUtils;
+import com.ruoyi.system.mapper.SysDeptMapper;
+import com.ruoyi.system.mapper.SysRoleMapper;
+import com.ruoyi.system.service.ISysDeptService;
+
+/**
+ * 閮ㄩ棬绠$悊 鏈嶅姟瀹炵幇
+ * 
+ * @author ruoyi
+ */
+@Service
+public class SysDeptServiceImpl implements ISysDeptService
+{
+    @Autowired
+    private SysDeptMapper deptMapper;
+
+    @Autowired
+    private SysRoleMapper roleMapper;
+
+    /**
+     * 鏌ヨ閮ㄩ棬绠$悊鏁版嵁
+     * 
+     * @param dept 閮ㄩ棬淇℃伅
+     * @return 閮ㄩ棬淇℃伅闆嗗悎
+     */
+    @Override
+    @DataScope(deptAlias = "d")
+    public List<SysDept> selectDeptList(SysDept dept)
+    {
+        return deptMapper.selectDeptList(dept);
+    }
+
+    /**
+     * 鏌ヨ閮ㄩ棬鏍戠粨鏋勪俊鎭�
+     * 
+     * @param dept 閮ㄩ棬淇℃伅
+     * @return 閮ㄩ棬鏍戜俊鎭泦鍚�
+     */
+    @Override
+    public List<TreeSelect> selectDeptTreeList(SysDept dept)
+    {
+        List<SysDept> depts = SpringUtils.getAopProxy(this).selectDeptList(dept);
+        return buildDeptTreeSelect(depts);
+    }
+
+    /**
+     * 鏋勫缓鍓嶇鎵�闇�瑕佹爲缁撴瀯
+     * 
+     * @param depts 閮ㄩ棬鍒楄〃
+     * @return 鏍戠粨鏋勫垪琛�
+     */
+    @Override
+    public List<SysDept> buildDeptTree(List<SysDept> depts)
+    {
+        List<SysDept> returnList = new ArrayList<SysDept>();
+        List<Long> tempList = depts.stream().map(SysDept::getDeptId).collect(Collectors.toList());
+        for (SysDept dept : depts)
+        {
+            // 濡傛灉鏄《绾ц妭鐐�, 閬嶅巻璇ョ埗鑺傜偣鐨勬墍鏈夊瓙鑺傜偣
+            if (!tempList.contains(dept.getParentId()))
+            {
+                recursionFn(depts, dept);
+                returnList.add(dept);
+            }
+        }
+        if (returnList.isEmpty())
+        {
+            returnList = depts;
+        }
+        return returnList;
+    }
+
+    /**
+     * 鏋勫缓鍓嶇鎵�闇�瑕佷笅鎷夋爲缁撴瀯
+     * 
+     * @param depts 閮ㄩ棬鍒楄〃
+     * @return 涓嬫媺鏍戠粨鏋勫垪琛�
+     */
+    @Override
+    public List<TreeSelect> buildDeptTreeSelect(List<SysDept> depts)
+    {
+        List<SysDept> deptTrees = buildDeptTree(depts);
+        return deptTrees.stream().map(TreeSelect::new).collect(Collectors.toList());
+    }
+
+    /**
+     * 鏍规嵁瑙掕壊ID鏌ヨ閮ㄩ棬鏍戜俊鎭�
+     * 
+     * @param roleId 瑙掕壊ID
+     * @return 閫変腑閮ㄩ棬鍒楄〃
+     */
+    @Override
+    public List<Long> selectDeptListByRoleId(Long roleId)
+    {
+        SysRole role = roleMapper.selectRoleById(roleId);
+        return deptMapper.selectDeptListByRoleId(roleId, role.isDeptCheckStrictly());
+    }
+
+    /**
+     * 鏍规嵁閮ㄩ棬ID鏌ヨ淇℃伅
+     * 
+     * @param deptId 閮ㄩ棬ID
+     * @return 閮ㄩ棬淇℃伅
+     */
+    @Override
+    public SysDept selectDeptById(Long deptId)
+    {
+        return deptMapper.selectDeptById(deptId);
+    }
+
+    /**
+     * 鏍规嵁ID鏌ヨ鎵�鏈夊瓙閮ㄩ棬锛堟甯哥姸鎬侊級
+     * 
+     * @param deptId 閮ㄩ棬ID
+     * @return 瀛愰儴闂ㄦ暟
+     */
+    @Override
+    public int selectNormalChildrenDeptById(Long deptId)
+    {
+        return deptMapper.selectNormalChildrenDeptById(deptId);
+    }
+
+    /**
+     * 鏄惁瀛樺湪瀛愯妭鐐�
+     * 
+     * @param deptId 閮ㄩ棬ID
+     * @return 缁撴灉
+     */
+    @Override
+    public boolean hasChildByDeptId(Long deptId)
+    {
+        int result = deptMapper.hasChildByDeptId(deptId);
+        return result > 0;
+    }
+
+    /**
+     * 鏌ヨ閮ㄩ棬鏄惁瀛樺湪鐢ㄦ埛
+     * 
+     * @param deptId 閮ㄩ棬ID
+     * @return 缁撴灉 true 瀛樺湪 false 涓嶅瓨鍦�
+     */
+    @Override
+    public boolean checkDeptExistUser(Long deptId)
+    {
+        int result = deptMapper.checkDeptExistUser(deptId);
+        return result > 0;
+    }
+
+    /**
+     * 鏍¢獙閮ㄩ棬鍚嶇О鏄惁鍞竴
+     * 
+     * @param dept 閮ㄩ棬淇℃伅
+     * @return 缁撴灉
+     */
+    @Override
+    public boolean checkDeptNameUnique(SysDept dept)
+    {
+        Long deptId = StringUtils.isNull(dept.getDeptId()) ? -1L : dept.getDeptId();
+        SysDept info = deptMapper.checkDeptNameUnique(dept.getDeptName(), dept.getParentId());
+        if (StringUtils.isNotNull(info) && info.getDeptId().longValue() != deptId.longValue())
+        {
+            return UserConstants.NOT_UNIQUE;
+        }
+        return UserConstants.UNIQUE;
+    }
+
+    /**
+     * 鏍¢獙閮ㄩ棬鏄惁鏈夋暟鎹潈闄�
+     * 
+     * @param deptId 閮ㄩ棬id
+     */
+    @Override
+    public void checkDeptDataScope(Long deptId)
+    {
+        if (!SysUser.isAdmin(SecurityUtils.getUserId()) && StringUtils.isNotNull(deptId))
+        {
+            SysDept dept = new SysDept();
+            dept.setDeptId(deptId);
+            List<SysDept> depts = SpringUtils.getAopProxy(this).selectDeptList(dept);
+            if (StringUtils.isEmpty(depts))
+            {
+                throw new ServiceException("娌℃湁鏉冮檺璁块棶閮ㄩ棬鏁版嵁锛�");
+            }
+        }
+    }
+
+    /**
+     * 鏂板淇濆瓨閮ㄩ棬淇℃伅
+     * 
+     * @param dept 閮ㄩ棬淇℃伅
+     * @return 缁撴灉
+     */
+    @Override
+    public int insertDept(SysDept dept)
+    {
+        SysDept info = deptMapper.selectDeptById(dept.getParentId());
+        // 濡傛灉鐖惰妭鐐逛笉涓烘甯哥姸鎬�,鍒欎笉鍏佽鏂板瀛愯妭鐐�
+        if (!UserConstants.DEPT_NORMAL.equals(info.getStatus()))
+        {
+            throw new ServiceException("閮ㄩ棬鍋滅敤锛屼笉鍏佽鏂板");
+        }
+        dept.setAncestors(info.getAncestors() + "," + dept.getParentId());
+        return deptMapper.insertDept(dept);
+    }
+
+    /**
+     * 淇敼淇濆瓨閮ㄩ棬淇℃伅
+     * 
+     * @param dept 閮ㄩ棬淇℃伅
+     * @return 缁撴灉
+     */
+    @Override
+    public int updateDept(SysDept dept)
+    {
+        SysDept newParentDept = deptMapper.selectDeptById(dept.getParentId());
+        SysDept oldDept = deptMapper.selectDeptById(dept.getDeptId());
+        if (StringUtils.isNotNull(newParentDept) && StringUtils.isNotNull(oldDept))
+        {
+            String newAncestors = newParentDept.getAncestors() + "," + newParentDept.getDeptId();
+            String oldAncestors = oldDept.getAncestors();
+            dept.setAncestors(newAncestors);
+            updateDeptChildren(dept.getDeptId(), newAncestors, oldAncestors);
+        }
+        int result = deptMapper.updateDept(dept);
+        if (UserConstants.DEPT_NORMAL.equals(dept.getStatus()) && StringUtils.isNotEmpty(dept.getAncestors())
+                && !StringUtils.equals("0", dept.getAncestors()))
+        {
+            // 濡傛灉璇ラ儴闂ㄦ槸鍚敤鐘舵�侊紝鍒欏惎鐢ㄨ閮ㄩ棬鐨勬墍鏈変笂绾ч儴闂�
+            updateParentDeptStatusNormal(dept);
+        }
+        return result;
+    }
+
+    /**
+     * 淇敼璇ラ儴闂ㄧ殑鐖剁骇閮ㄩ棬鐘舵��
+     * 
+     * @param dept 褰撳墠閮ㄩ棬
+     */
+    private void updateParentDeptStatusNormal(SysDept dept)
+    {
+        String ancestors = dept.getAncestors();
+        Long[] deptIds = Convert.toLongArray(ancestors);
+        deptMapper.updateDeptStatusNormal(deptIds);
+    }
+
+    /**
+     * 淇敼瀛愬厓绱犲叧绯�
+     * 
+     * @param deptId 琚慨鏀圭殑閮ㄩ棬ID
+     * @param newAncestors 鏂扮殑鐖禝D闆嗗悎
+     * @param oldAncestors 鏃х殑鐖禝D闆嗗悎
+     */
+    public void updateDeptChildren(Long deptId, String newAncestors, String oldAncestors)
+    {
+        List<SysDept> children = deptMapper.selectChildrenDeptById(deptId);
+        for (SysDept child : children)
+        {
+            child.setAncestors(child.getAncestors().replaceFirst(oldAncestors, newAncestors));
+        }
+        if (children.size() > 0)
+        {
+            deptMapper.updateDeptChildren(children);
+        }
+    }
+
+    /**
+     * 鍒犻櫎閮ㄩ棬绠$悊淇℃伅
+     * 
+     * @param deptId 閮ㄩ棬ID
+     * @return 缁撴灉
+     */
+    @Override
+    public int deleteDeptById(Long deptId)
+    {
+        return deptMapper.deleteDeptById(deptId);
+    }
+
+    /**
+     * 閫掑綊鍒楄〃
+     */
+    private void recursionFn(List<SysDept> list, SysDept t)
+    {
+        // 寰楀埌瀛愯妭鐐瑰垪琛�
+        List<SysDept> childList = getChildList(list, t);
+        t.setChildren(childList);
+        for (SysDept tChild : childList)
+        {
+            if (hasChild(list, tChild))
+            {
+                recursionFn(list, tChild);
+            }
+        }
+    }
+
+    /**
+     * 寰楀埌瀛愯妭鐐瑰垪琛�
+     */
+    private List<SysDept> getChildList(List<SysDept> list, SysDept t)
+    {
+        List<SysDept> tlist = new ArrayList<SysDept>();
+        Iterator<SysDept> it = list.iterator();
+        while (it.hasNext())
+        {
+            SysDept n = (SysDept) it.next();
+            if (StringUtils.isNotNull(n.getParentId()) && n.getParentId().longValue() == t.getDeptId().longValue())
+            {
+                tlist.add(n);
+            }
+        }
+        return tlist;
+    }
+
+    /**
+     * 鍒ゆ柇鏄惁鏈夊瓙鑺傜偣
+     */
+    private boolean hasChild(List<SysDept> list, SysDept t)
+    {
+        return getChildList(list, t).size() > 0;
+    }
+}

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