package com.ruoyi.system.service.impl;
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import cn.hutool.core.convert.Convert;
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import cn.hutool.core.lang.tree.Tree;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
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import com.ruoyi.common.annotation.DataScope;
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import com.ruoyi.common.constant.UserConstants;
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import com.ruoyi.common.core.domain.entity.SysDept;
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import com.ruoyi.common.core.domain.entity.SysRole;
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import com.ruoyi.common.core.domain.entity.SysUser;
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import com.ruoyi.common.core.mybatisplus.core.ServicePlusImpl;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.common.utils.SecurityUtils;
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import com.ruoyi.common.utils.StringUtils;
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import com.ruoyi.common.utils.TreeBuildUtils;
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import com.ruoyi.common.utils.spring.SpringUtils;
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import com.ruoyi.system.mapper.SysDeptMapper;
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import com.ruoyi.system.mapper.SysRoleMapper;
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import com.ruoyi.system.mapper.SysUserMapper;
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import com.ruoyi.system.service.ISysDeptService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.Arrays;
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import java.util.List;
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/**
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* 部门管理 服务实现
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*
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* @author Lion Li
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*/
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@Service
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public class SysDeptServiceImpl extends ServicePlusImpl<SysDeptMapper, SysDept, SysDept> implements ISysDeptService {
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@Autowired
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private SysRoleMapper roleMapper;
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@Autowired
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private SysUserMapper userMapper;
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/**
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* 查询部门管理数据
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*
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* @param dept 部门信息
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* @return 部门信息集合
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*/
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@Override
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@DataScope(deptAlias = "d")
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public List<SysDept> selectDeptList(SysDept dept) {
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return baseMapper.selectDeptList(dept);
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}
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/**
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* 构建前端所需要下拉树结构
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*
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* @param depts 部门列表
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* @return 下拉树结构列表
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*/
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@Override
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public List<Tree<Long>> buildDeptTreeSelect(List<SysDept> depts) {
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return TreeBuildUtils.build(depts, (dept, tree) ->
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tree.setId(dept.getDeptId())
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.setParentId(dept.getParentId())
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.setName(dept.getDeptName())
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.setWeight(dept.getOrderNum()));
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}
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/**
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* 根据角色ID查询部门树信息
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*
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* @param roleId 角色ID
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* @return 选中部门列表
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*/
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@Override
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public List<Integer> selectDeptListByRoleId(Long roleId) {
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SysRole role = roleMapper.selectById(roleId);
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return baseMapper.selectDeptListByRoleId(roleId, role.isDeptCheckStrictly());
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}
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/**
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* 根据部门ID查询信息
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*
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* @param deptId 部门ID
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* @return 部门信息
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*/
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@Override
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public SysDept selectDeptById(Long deptId) {
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return getById(deptId);
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}
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/**
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* 根据ID查询所有子部门（正常状态）
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*
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* @param deptId 部门ID
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* @return 子部门数
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*/
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@Override
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public long selectNormalChildrenDeptById(Long deptId) {
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return count(new LambdaQueryWrapper<SysDept>()
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.eq(SysDept::getStatus, 0)
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.apply("find_in_set({0}, ancestors)", deptId));
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}
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/**
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* 是否存在子节点
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*
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* @param deptId 部门ID
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* @return 结果
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*/
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@Override
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public boolean hasChildByDeptId(Long deptId) {
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long result = count(new LambdaQueryWrapper<SysDept>()
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.eq(SysDept::getParentId, deptId));
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return result > 0;
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}
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/**
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* 查询部门是否存在用户
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*
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* @param deptId 部门ID
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* @return 结果 true 存在 false 不存在
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*/
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@Override
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public boolean checkDeptExistUser(Long deptId) {
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long result = userMapper.selectCount(new LambdaQueryWrapper<SysUser>()
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.eq(SysUser::getDeptId, deptId));
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return result > 0;
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}
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/**
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* 校验部门名称是否唯一
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*
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* @param dept 部门信息
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* @return 结果
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*/
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@Override
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public String checkDeptNameUnique(SysDept dept) {
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Long deptId = StringUtils.isNull(dept.getDeptId()) ? -1L : dept.getDeptId();
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long count = count(new LambdaQueryWrapper<SysDept>()
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.eq(SysDept::getDeptName, dept.getDeptName())
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.eq(SysDept::getParentId, dept.getParentId())
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.ne(SysDept::getDeptId, deptId));
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if (count > 0) {
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return UserConstants.NOT_UNIQUE;
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}
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return UserConstants.UNIQUE;
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}
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/**
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* 校验部门是否有数据权限
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*
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* @param deptId 部门id
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*/
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@Override
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public void checkDeptDataScope(Long deptId) {
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if (!SysUser.isAdmin(SecurityUtils.getUserId())) {
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SysDept dept = new SysDept();
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dept.setDeptId(deptId);
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List<SysDept> depts = SpringUtils.getAopProxy(this).selectDeptList(dept);
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if (StringUtils.isEmpty(depts)) {
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throw new ServiceException("没有权限访问部门数据！");
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}
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}
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}
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/**
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* 新增保存部门信息
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*
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* @param dept 部门信息
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* @return 结果
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*/
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@Override
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public int insertDept(SysDept dept) {
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SysDept info = getById(dept.getParentId());
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// 如果父节点不为正常状态,则不允许新增子节点
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if (!UserConstants.DEPT_NORMAL.equals(info.getStatus())) {
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throw new ServiceException("部门停用，不允许新增");
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}
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dept.setAncestors(info.getAncestors() + "," + dept.getParentId());
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return baseMapper.insert(dept);
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}
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/**
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* 修改保存部门信息
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*
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* @param dept 部门信息
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* @return 结果
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*/
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@Override
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public int updateDept(SysDept dept) {
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SysDept newParentDept = getById(dept.getParentId());
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SysDept oldDept = getById(dept.getDeptId());
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if (StringUtils.isNotNull(newParentDept) && StringUtils.isNotNull(oldDept)) {
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String newAncestors = newParentDept.getAncestors() + "," + newParentDept.getDeptId();
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String oldAncestors = oldDept.getAncestors();
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dept.setAncestors(newAncestors);
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updateDeptChildren(dept.getDeptId(), newAncestors, oldAncestors);
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}
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int result = baseMapper.updateById(dept);
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if (UserConstants.DEPT_NORMAL.equals(dept.getStatus()) && StringUtils.isNotEmpty(dept.getAncestors())
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&& !StringUtils.equals("0", dept.getAncestors())) {
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// 如果该部门是启用状态，则启用该部门的所有上级部门
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updateParentDeptStatusNormal(dept);
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}
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return result;
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}
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/**
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* 修改该部门的父级部门状态
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*
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* @param dept 当前部门
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*/
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private void updateParentDeptStatusNormal(SysDept dept) {
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String ancestors = dept.getAncestors();
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Long[] deptIds = Convert.toLongArray(ancestors);
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update(null, new LambdaUpdateWrapper<SysDept>()
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.set(SysDept::getStatus, "0")
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.in(SysDept::getDeptId, Arrays.asList(deptIds)));
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}
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/**
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* 修改子元素关系
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*
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* @param deptId 被修改的部门ID
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* @param newAncestors 新的父ID集合
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* @param oldAncestors 旧的父ID集合
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*/
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public void updateDeptChildren(Long deptId, String newAncestors, String oldAncestors) {
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List<SysDept> children = list(new LambdaQueryWrapper<SysDept>()
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.apply("find_in_set({0},ancestors)", deptId));
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for (SysDept child : children) {
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child.setAncestors(child.getAncestors().replaceFirst(oldAncestors, newAncestors));
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}
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if (children.size() > 0) {
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baseMapper.updateDeptChildren(children);
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}
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}
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/**
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* 删除部门管理信息
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*
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* @param deptId 部门ID
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* @return 结果
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*/
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@Override
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public int deleteDeptById(Long deptId) {
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return baseMapper.deleteById(deptId);
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}
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}
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