package com.doumee.biz.system.impl;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.doumee.biz.system.SystemDepartmentBiz;
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import com.doumee.core.constants.ResponseStatus;
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import com.doumee.core.exception.BusinessException;
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import com.doumee.dao.system.SystemUserJoinMapper;
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import com.doumee.dao.system.model.SystemDepartment;
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import com.doumee.dao.system.model.SystemDepartmentUser;
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import com.doumee.dao.system.model.SystemUser;
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import com.doumee.dao.system.vo.SystemDepartmentListVO;
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import com.doumee.service.aware.DepartmentDataPermissionAware;
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import com.doumee.service.system.SystemDepartmentService;
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import com.github.yulichang.wrapper.MPJLambdaWrapper;
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import org.springframework.beans.BeanUtils;
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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 org.springframework.util.CollectionUtils;
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import java.util.Date;
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import java.util.List;
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import java.util.Objects;
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import java.util.Optional;
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import java.util.stream.Collectors;
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@Service
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public class SystemDepartmentBizImpl implements SystemDepartmentBiz {
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@Autowired
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private SystemDepartmentService systemDepartmentService;
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@Autowired
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private DepartmentDataPermissionAware departmentDataPermissionAware;
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@Autowired
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private SystemUserJoinMapper systemUserJoinMapper;
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@Override
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public Integer create(SystemDepartment department) {
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// 验证部门编码
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if (Objects.nonNull(department.getParentId())){
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SystemDepartment systemDepartment = systemDepartmentService.findById(department.getParentId());
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if (systemDepartment == null) {
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throw new BusinessException(ResponseStatus.BAD_REQUEST.getCode(), "上级部门不存在");
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}
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}
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SystemDepartment query = new SystemDepartment();
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query.setName(department.getName());
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query.setDeleted(false);
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SystemDepartment one = systemDepartmentService.findOne(query);
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if (one != null){
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throw new BusinessException(ResponseStatus.BAD_REQUEST.getCode(), "部门名称已经存在");
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}
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SystemDepartment insert = new SystemDepartment();
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insert.setParentId(department.getParentId());
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insert.setCode(department.getCode());
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insert.setName(department.getName());
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insert.setPhone(department.getPhone());
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insert.setEmail(department.getEmail());
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insert.setCreateUser(department.getCreateUser());
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insert.setUpdateUser(department.getCreateUser());
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return systemDepartmentService.create(insert);
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}
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@Override
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public void updateById(SystemDepartment department) {
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SystemDepartment systemDepartment = Optional.ofNullable(department)
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.map(s -> systemDepartmentService.findById(s.getParentId()))
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.orElseThrow(()->new BusinessException(ResponseStatus.BAD_REQUEST.getCode(),"上级部门不存在"));
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SystemDepartment update = new SystemDepartment();
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update.setParentId(department.getParentId());
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update.setName(department.getName());
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update.setUpdateUser(department.getUpdateUser());
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update.setUpdateTime(new Date());
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systemDepartmentService.updateById(update);
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}
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@Override
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public List<SystemDepartmentListVO> findTree() {
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return departmentDataPermissionAware.execute();
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}
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@Override
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public SystemDepartmentListVO findTreeUser(Integer parentId) {
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SystemDepartment parent = null;
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if (Objects.nonNull(parentId)){
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parent = systemDepartmentService.findById(parentId);
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}else {
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QueryWrapper<SystemDepartment> wrapper = new QueryWrapper<>();
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wrapper.lambda().isNull(SystemDepartment::getParentId).last("limit 1");
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parent = systemDepartmentService.findOne(wrapper);
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}
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if (Objects.isNull(parent)){
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throw new BusinessException(ResponseStatus.BAD_REQUEST.getCode(),"部门不存在");
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}
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QueryWrapper<SystemDepartment> wrapper = new QueryWrapper<>();
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wrapper.lambda().eq(SystemDepartment::getParentId,parent.getId());
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List<SystemDepartment> list = systemDepartmentService.findList(wrapper);
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MPJLambdaWrapper<SystemUser> userWrapper = new MPJLambdaWrapper<>();
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userWrapper.selectAll(SystemUser.class)
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.rightJoin(SystemDepartmentUser.class,SystemDepartmentUser::getUserId,SystemUser::getId)
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.eq(SystemDepartmentUser::getDepartmentId,parentId);
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List<SystemUser> systemUsers = systemUserJoinMapper.selectJoinList(SystemUser.class, userWrapper);
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SystemDepartmentListVO systemDepartmentListVO = new SystemDepartmentListVO();
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BeanUtils.copyProperties(parent,systemDepartmentListVO);
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if (!CollectionUtils.isEmpty(list)){
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List<SystemDepartmentListVO> collect = list.stream().map(s -> {
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SystemDepartmentListVO children = new SystemDepartmentListVO();
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BeanUtils.copyProperties(s, children);
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return children;
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}).collect(Collectors.toList());
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systemDepartmentListVO.setChildren(collect);
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}
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return systemDepartmentListVO;
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}
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@Override
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public void deleteById(Integer id) {
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List<Integer> ids = systemDepartmentService.findChildren(id);
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if (!CollectionUtils.isEmpty(ids)){
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throw new BusinessException(ResponseStatus.DATA_EXISTS.getCode(), "存在子节点。请删除子节点");
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}
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ids.add(id);
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systemDepartmentService.deleteByIdInBatch(ids);
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}
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@Override
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@Transactional
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public void deleteByIdInBatch(List<Integer> ids) {
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if (CollectionUtils.isEmpty(ids)) {
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return;
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}
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for (Integer id : ids) {
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this.deleteById(id);
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}
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}
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}
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