package com.ycl.service.depart.impl;
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import cn.hutool.core.collection.CollUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ycl.api.BasePageDTO;
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import com.ycl.api.CommonResult;
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import com.ycl.dto.user.AdminDepartDTO;
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import com.ycl.entity.depart.SccgDepart;
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import com.ycl.entity.user.UmsAdminDepart;
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import com.ycl.enums.common.ResultCode;
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import com.ycl.exception.ApiException;
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import com.ycl.mapper.depart.SccgDepartMapper;
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import com.ycl.mapper.user.UmsAdminDepartMapper;
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import com.ycl.service.depart.SccgDepartService;
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import com.ycl.service.user.UmsAdminDepartService;
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import com.ycl.service.user.UmsAdminService;
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import com.ycl.utils.common.PojoUtils;
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import com.ycl.vo.depart.DepartVO;
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import org.apache.commons.lang3.StringUtils;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import javax.annotation.Resource;
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import javax.xml.transform.Result;
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import java.util.List;
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import java.util.stream.Collectors;
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/**
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* <p>
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* 部门表 服务实现类
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* </p>
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*
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* @author lyq
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* @since 2022-09-07
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*/
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@Service
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public class SccgDepartServiceImpl extends ServiceImpl<SccgDepartMapper, SccgDepart> implements SccgDepartService {
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@Resource
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private SccgDepartMapper sccgDepartMapper;
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@Resource
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private UmsAdminDepartService umsAdminDepartService;
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@Resource
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private UmsAdminService umsAdminService;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void create(DepartVO.AddDepartVO addDepartVO) {
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SccgDepart sccgDepart = this.queryByName(addDepartVO.getDepartName());
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if (null != sccgDepart) {
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throw new ApiException(ResultCode.RECORD_ALREADY_EXISTS);
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}
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SccgDepart depart = new SccgDepart();
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BeanUtils.copyProperties(addDepartVO, depart);
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if (sccgDepartMapper.insert(depart) <= 0) {
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throw new ApiException(ResultCode.RECORD_SAVE_FAIL);
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}
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}
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@Override
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public SccgDepart loadDepartById(long id) {
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SccgDepart sccgDepart = sccgDepartMapper.selectById(id);
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if (null == sccgDepart) {
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throw new ApiException(ResultCode.RECORD_NOT_EXISTS);
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}
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return sccgDepart;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void update(DepartVO.UpdateDepartVO updateDepartVO) {
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SccgDepart sccgDepart = this.queryByName(updateDepartVO.getDepartName());
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if (null != sccgDepart && sccgDepart.getId() != updateDepartVO.getId()) {
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throw new ApiException(ResultCode.RECORD_ALREADY_EXISTS);
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}
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BeanUtils.copyProperties(updateDepartVO, sccgDepart);
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List<Long> userIds = updateDepartVO.getUserIds();
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if (CollUtil.isNotEmpty(userIds)) {
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Long departId = updateDepartVO.getId();
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userIds.forEach(e -> {
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UmsAdminDepart adminDepart = new UmsAdminDepart();
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adminDepart.setDepartId(departId);
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adminDepart.setUserId(e);
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umsAdminDepartService.save(adminDepart);
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});
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}
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if (sccgDepartMapper.updateById(sccgDepart) <= 0) {
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throw new ApiException(ResultCode.RECORD_UPDATE_FAIL);
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}
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void delete(long id) {
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if (sccgDepartMapper.deleteById(id) <= 0) {
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throw new ApiException(ResultCode.RECORD_DELETE_FAIL);
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}
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umsAdminDepartService.deletedByDepartId(id);
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}
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@Override
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public List<SccgDepart> tree() {
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// 1.查出所有网格
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List<SccgDepart> list = list();
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// 2.组装成父子的树型结构
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// 2.1、找到所有的一级网格:使用jdk8的stream流进行过滤
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List<SccgDepart> collect = list.stream().filter(griddingEntity -> {
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//分类父id为0就表示该网格为 一级网格
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return griddingEntity.getParentId() == 0;
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}).map(item -> {
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// 找到子网格 set进children属性中
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item.setChildren(getChildrens(item, list));
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return item;
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}).collect(Collectors.toList());
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List<SccgDepart> treeData = getTreeData(collect);
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return treeData;
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}
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@Override
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public IPage<SccgDepart> pageDepart(DepartVO.PageDepartVO params) {
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Page<SccgDepart> page = new Page<>(params.getCurrent(), params.getPageSize());
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LambdaQueryWrapper<SccgDepart> query = new LambdaQueryWrapper<>();
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if (StringUtils.isNotBlank(params.getDepartName())) {
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query.like(SccgDepart::getDepartName, params.getDepartName());
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}
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if (PojoUtils.Vo.isUsefulSearchParam(params.getDepartType())) {
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query.like(SccgDepart::getDepartType, params.getDepartType());
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}
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query.orderByDesc(SccgDepart::getCreateTime);
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Page<SccgDepart> departPage = sccgDepartMapper.selectPage(page, query);
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List<SccgDepart> records = departPage.getRecords();
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//负责人
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if (CollUtil.isNotEmpty(records)) {
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for (SccgDepart record : records) {
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List<UmsAdminDepart> umsAdminDeparts = umsAdminDepartService.queryByDepartId(record.getId());
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if (CollUtil.isNotEmpty(umsAdminDeparts)) {
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List<AdminDepartDTO.UserInfoDTO> userInfoDTOS = umsAdminDeparts.stream().map(a -> {
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AdminDepartDTO.UserInfoDTO userInfoDTO = new AdminDepartDTO.UserInfoDTO();
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userInfoDTO.setUserId(a.getUserId());
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userInfoDTO.setUsername(umsAdminService.getById(a.getUserId()).getUsername());
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return userInfoDTO;
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}).collect(Collectors.toList());
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record.setUserInfoDTOS(userInfoDTOS);
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}
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}
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}
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return departPage;
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}
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@Override
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public void updateStatus(DepartVO.StatusDepartVO params) {
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SccgDepart sccgDepart = this.loadDepartById(params.getId());
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BeanUtils.copyProperties(params, sccgDepart);
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if (sccgDepartMapper.updateById(sccgDepart) <= 0) {
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throw new ApiException(ResultCode.RECORD_UPDATE_FAIL);
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}
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}
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/**
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* 利用递归将最后一级空集合变为null，前端联级选择器最后才不会出现 暂无数据的bug
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*
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* @return
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*/
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public List<SccgDepart> getTreeData(List<SccgDepart> griddingEntities) {
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for (int i = 0; i < griddingEntities.size(); i++) {
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//如果Children的size小于1就说明为空，设置为null
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if (griddingEntities.get(i).getChildren().size() < 1) {
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griddingEntities.get(i).setChildren(null);
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} else {
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//子网格有数据就递归
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getTreeData(griddingEntities.get(i).getChildren());
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}
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}
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return griddingEntities;
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}
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/**
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* 递归查找所有网格的子网格
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*
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* @param root 当前网格
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* @param all 所有网格
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* @return
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*/
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public List<SccgDepart> getChildrens(SccgDepart root, List<SccgDepart> all) {
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List<SccgDepart> collect = all.stream().filter(griddingEntity -> {
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return griddingEntity.getParentId().equals(root.getId());
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}).map(item -> {
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item.setChildren(getChildrens(item, all));
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return item;
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}).collect(Collectors.toList());
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return collect;
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}
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/**
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* 根据名字查询
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*
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* @param name
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* @return
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*/
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private SccgDepart queryByName(String name) {
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LambdaQueryWrapper<SccgDepart> queryWrapper = new LambdaQueryWrapper<>();
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queryWrapper.eq(SccgDepart::getDepartName, name);
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SccgDepart sccgDepart = this.sccgDepartMapper.selectOne(queryWrapper);
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return sccgDepart;
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}
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}
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