package com.gkhy.exam.system.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.gkhy.exam.common.api.CommonPage;
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import com.gkhy.exam.common.constant.UserConstant;
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import com.gkhy.exam.common.domain.entity.SysDictData;
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import com.gkhy.exam.common.exception.ApiException;
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import com.gkhy.exam.common.utils.DictUtils;
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import com.gkhy.exam.common.utils.PageUtils;
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import com.gkhy.exam.common.utils.SecurityUtils;
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import com.gkhy.exam.system.mapper.SysDictDataMapper;
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import com.gkhy.exam.system.service.SysDictDataService;
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import org.springframework.stereotype.Service;
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import java.util.List;
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/**
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* <p>
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* 字典数据表 服务实现类
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* </p>
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*
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* @author kzy
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* @since 2023-11-01 15:37:51
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*/
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@Service
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public class SysDictDataServiceImpl extends ServiceImpl<SysDictDataMapper, SysDictData> implements SysDictDataService {
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@Override
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public CommonPage<SysDictData> selectDictDataList(SysDictData dictData) {
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PageUtils.startPage();
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List<SysDictData> dictDataList = baseMapper.selectDictDataList(dictData);
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return CommonPage.restPage(dictDataList);
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}
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@Override
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public String selectDictLabel(String dictType, String dictValue) {
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return baseMapper.selectDictLabel(dictType,dictValue);
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}
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@Override
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public SysDictData selectDictDataById(Long dictId) {
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return getById(dictId);
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}
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@Override
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public void deleteDictDataByIds(Long[] dictIds) {
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for (Long dictId : dictIds)
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{
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SysDictData data = selectDictDataById(dictId);
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baseMapper.deleteById(dictId);
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List<SysDictData> dictDatas = baseMapper.selectDictDataByType(data.getDictType());
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DictUtils.setDictCache(data.getDictType(), dictDatas);
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}
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}
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@Override
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public int insertDictData(SysDictData dictData) {
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if(!checkDictDataUnique(dictData)){
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throw new ApiException("已存在相同字典数据");
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}
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dictData.setCreateBy(SecurityUtils.getUsername());
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int row = baseMapper.insert(dictData);
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if (row > 0)
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{
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List<SysDictData> dictDatas = baseMapper.selectDictDataByType(dictData.getDictType());
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DictUtils.setDictCache(dictData.getDictType(), dictDatas);
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}
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return row;
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}
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@Override
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public int updateDictData(SysDictData dictData) {
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if(!checkDictDataUnique(dictData)){
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throw new ApiException("已存在相同字典数据");
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}
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dictData.setUpdateBy(SecurityUtils.getUsername());
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int row = baseMapper.updateById(dictData);
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if (row > 0)
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{
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List<SysDictData> dictDatas = baseMapper.selectDictDataByType(dictData.getDictType());
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DictUtils.setDictCache(dictData.getDictType(), dictDatas);
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}
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return row;
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}
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public boolean checkDictDataUnique(SysDictData dictData) {
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LambdaQueryWrapper<SysDictData> lambdaQueryWrapper = Wrappers.<SysDictData>lambdaQuery()
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.eq(SysDictData::getDictType, dictData.getDictType())
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.eq(SysDictData::getLabel, dictData.getLabel());
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if(dictData.getId()!=null){
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lambdaQueryWrapper.ne(SysDictData::getId,dictData.getId());
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}
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long existCount= count(lambdaQueryWrapper);
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if(existCount>0){
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return UserConstant.NOT_UNIQUE;
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}
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return UserConstant.UNIQUE;
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}
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}
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