package com.javaweb.system.service.impl;
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import java.util.ArrayList;
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import java.util.List;
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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 org.springframework.transaction.annotation.Transactional;
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import com.javaweb.common.annotation.DataScope;
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import com.javaweb.common.constant.UserConstants;
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import com.javaweb.common.core.domain.Ztree;
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import com.javaweb.common.exception.BusinessException;
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import com.javaweb.common.utils.StringUtils;
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import com.javaweb.system.domain.SysDept;
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import com.javaweb.system.domain.SysRole;
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import com.javaweb.system.mapper.SysDeptMapper;
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import com.javaweb.system.service.ISysDeptService;
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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 ruoyi
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*/
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@Service
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public class SysDeptServiceImpl implements ISysDeptService
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{
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@Autowired
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private SysDeptMapper deptMapper;
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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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{
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return deptMapper.selectDeptList(dept);
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}
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/**
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* 查询部门管理树
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*
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* @param dept 部门信息
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* @return 所有部门信息
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*/
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@Override
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@DataScope(deptAlias = "d")
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public List<Ztree> selectDeptTree(SysDept dept)
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{
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List<SysDept> deptList = deptMapper.selectDeptList(dept);
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List<Ztree> ztrees = initZtree(deptList);
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return ztrees;
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}
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/**
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* 根据角色ID查询部门（数据权限）
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*
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* @param role 角色对象
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* @return 部门列表（数据权限）
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*/
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@Override
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public List<Ztree> roleDeptTreeData(SysRole role)
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{
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Long roleId = role.getRoleId();
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List<Ztree> ztrees = new ArrayList<Ztree>();
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List<SysDept> deptList = selectDeptList(new SysDept());
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if (StringUtils.isNotNull(roleId))
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{
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List<String> roleDeptList = deptMapper.selectRoleDeptTree(roleId);
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ztrees = initZtree(deptList, roleDeptList);
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}
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else
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{
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ztrees = initZtree(deptList);
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}
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return ztrees;
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}
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/**
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* 对象转部门树
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*
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* @param deptList 部门列表
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* @return 树结构列表
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*/
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public List<Ztree> initZtree(List<SysDept> deptList)
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{
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return initZtree(deptList, null);
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}
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/**
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* 对象转部门树
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*
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* @param deptList 部门列表
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* @param roleDeptList 角色已存在菜单列表
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* @return 树结构列表
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*/
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public List<Ztree> initZtree(List<SysDept> deptList, List<String> roleDeptList)
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{
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List<Ztree> ztrees = new ArrayList<Ztree>();
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boolean isCheck = StringUtils.isNotNull(roleDeptList);
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for (SysDept dept : deptList)
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{
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if (UserConstants.DEPT_NORMAL.equals(dept.getStatus()))
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{
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Ztree ztree = new Ztree();
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ztree.setId(dept.getDeptId());
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ztree.setpId(dept.getParentId());
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ztree.setName(dept.getDeptName());
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ztree.setTitle(dept.getDeptName());
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if (isCheck)
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{
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ztree.setChecked(roleDeptList.contains(dept.getDeptId() + dept.getDeptName()));
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}
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ztrees.add(ztree);
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}
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}
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return ztrees;
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}
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/**
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* 查询部门人数
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*
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* @param parentId 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 selectDeptCount(Long parentId)
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{
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SysDept dept = new SysDept();
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dept.setParentId(parentId);
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return deptMapper.selectDeptCount(dept);
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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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{
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int result = deptMapper.checkDeptExistUser(deptId);
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return result > 0 ? true : false;
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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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{
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return deptMapper.deleteDeptById(deptId);
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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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{
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SysDept info = deptMapper.selectDeptById(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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{
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throw new BusinessException("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 deptMapper.insertDept(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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@Transactional
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public int updateDept(SysDept dept)
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{
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SysDept newParentDept = deptMapper.selectDeptById(dept.getParentId());
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SysDept oldDept = selectDeptById(dept.getDeptId());
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if (StringUtils.isNotNull(newParentDept) && StringUtils.isNotNull(oldDept))
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{
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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 = deptMapper.updateDept(dept);
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if (UserConstants.DEPT_NORMAL.equals(dept.getStatus()))
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{
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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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updateParentDeptStatus(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 updateParentDeptStatus(SysDept dept)
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{
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String updateBy = dept.getUpdateBy();
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dept = deptMapper.selectDeptById(dept.getDeptId());
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dept.setUpdateBy(updateBy);
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deptMapper.updateDeptStatus(dept);
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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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{
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List<SysDept> children = deptMapper.selectChildrenDeptById(deptId);
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for (SysDept child : children)
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{
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child.setAncestors(child.getAncestors().replace(oldAncestors, newAncestors));
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}
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if (children.size() > 0)
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{
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deptMapper.updateDeptChildren(children);
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}
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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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{
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return deptMapper.selectDeptById(deptId);
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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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{
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Long deptId = StringUtils.isNull(dept.getDeptId()) ? -1L : dept.getDeptId();
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SysDept info = deptMapper.checkDeptNameUnique(dept.getDeptName(), dept.getParentId());
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if (StringUtils.isNotNull(info) && info.getDeptId().longValue() != deptId.longValue())
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{
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return UserConstants.DEPT_NAME_NOT_UNIQUE;
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}
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return UserConstants.DEPT_NAME_UNIQUE;
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}
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}
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