数据字典模块完成
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YunaiV
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package cn.iocoder.mall.admin.dao;
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import cn.iocoder.mall.admin.dataobject.DataDictDO;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import org.apache.ibatis.annotations.Param;
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import org.springframework.stereotype.Repository;
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import java.util.Collection;
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import java.util.List;
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@Repository
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public interface DataDictMapper extends BaseMapper<DataDictDO> {
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DataDictDO selectByEnumValueAndValue(
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@Param("enumValue") String enumValue,
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@Param("value") String value
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);
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List<DataDictDO> selectByEnumValueAndValues(
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@Param("enumValue") String enumValue,
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@Param("values") Collection<String> values
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);
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List<DataDictDO> selectByEnumValue(
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@Param("enumValue") String enumValue
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);
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default List<DataDictDO> selectList() {
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return selectList(new QueryWrapper<>());
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}
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}
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@@ -1,47 +0,0 @@
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package cn.iocoder.mall.admin.dataobject;
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import cn.iocoder.common.framework.dataobject.DeletableDO;
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import com.baomidou.mybatisplus.annotation.TableName;
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import lombok.Data;
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import lombok.experimental.Accessors;
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/**
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* 数据字典
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*
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* 使用 {@link #enumValue} 作为聚合。例如说：
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*
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* enumValue ：gender 性别
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* value：1 男
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* value：2 女
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*/
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@TableName("data_dict")
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@Data
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@Accessors(chain = true)
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public class DataDictDO extends DeletableDO {
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/**
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* 编号
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*/
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private Integer id;
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/**
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* 大类枚举值
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*/
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private String enumValue;
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/**
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* 小类数值
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*/
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private String value;
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/**
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* 展示名
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*/
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private String displayName;
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/**
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* 排序值
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*/
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private Integer sort;
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/**
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* 备注
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*/
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private String memo;
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}
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@@ -1,112 +0,0 @@
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package cn.iocoder.mall.admin.service;
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import cn.iocoder.common.framework.enums.DeletedStatusEnum;
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import cn.iocoder.common.framework.util.ServiceExceptionUtil;
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import cn.iocoder.common.framework.vo.CommonResult;
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import cn.iocoder.mall.system.api.DataDictService;
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import cn.iocoder.mall.system.api.bo.datadict.DataDictBO;
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import cn.iocoder.mall.system.api.constant.AdminErrorCodeEnum;
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import cn.iocoder.mall.system.api.dto.datadict.DataDictAddDTO;
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import cn.iocoder.mall.system.api.dto.datadict.DataDictUpdateDTO;
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import cn.iocoder.mall.admin.convert.DataDictConvert;
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import cn.iocoder.mall.admin.dao.DataDictMapper;
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import cn.iocoder.mall.admin.dataobject.DataDictDO;
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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.Collection;
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import java.util.Date;
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import java.util.List;
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import java.util.Set;
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import java.util.stream.Collectors;
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/**
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* 数据字典 Service
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*/
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@Service
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@org.apache.dubbo.config.annotation.Service(validation = "true", version = "${dubbo.provider.DataDictService.version}")
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public class DataDictServiceImpl implements DataDictService {
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@Autowired
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private DataDictMapper dataDictMapper;
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@Override
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public List<DataDictBO> selectDataDictList() {
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List<DataDictDO> dataDicts = dataDictMapper.selectList();
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return DataDictConvert.INSTANCE.convert(dataDicts);
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}
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@Override
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public DataDictBO addDataDict(Integer adminId, DataDictAddDTO dataDictAddDTO) {
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// 校验数据字典重复
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if (dataDictMapper.selectByEnumValueAndValue(dataDictAddDTO.getEnumValue(), dataDictAddDTO.getValue()) != null) {
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throw ServiceExceptionUtil.exception(AdminErrorCodeEnum.DATA_DICT_EXISTS.getCode());
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}
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// 保存到数据库
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DataDictDO dataDict = DataDictConvert.INSTANCE.convert(dataDictAddDTO);
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dataDict.setCreateTime(new Date());
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dataDict.setDeleted(DeletedStatusEnum.DELETED_NO.getValue());
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dataDictMapper.insert(dataDict);
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// TODO 插入操作日志
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// 返回成功
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return DataDictConvert.INSTANCE.convert(dataDict);
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}
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@Override
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public Boolean updateDataDict(Integer adminId, DataDictUpdateDTO dataDictUpdateDTO) {
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// 校验数据字典不存在
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DataDictDO existsDataDict = dataDictMapper.selectById(dataDictUpdateDTO.getId());
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if (existsDataDict == null) {
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throw ServiceExceptionUtil.exception(AdminErrorCodeEnum.DATA_DICT_NOT_EXISTS.getCode());
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}
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// 校验数据字典重复
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DataDictDO duplicateDataDict = dataDictMapper.selectByEnumValueAndValue(existsDataDict.getEnumValue(), dataDictUpdateDTO.getValue());
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if (duplicateDataDict != null && !duplicateDataDict.getId().equals(dataDictUpdateDTO.getId())) {
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throw ServiceExceptionUtil.exception(AdminErrorCodeEnum.DATA_DICT_EXISTS.getCode());
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}
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// 更新到数据库
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DataDictDO updateDataDict = DataDictConvert.INSTANCE.convert(dataDictUpdateDTO);
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dataDictMapper.updateById(updateDataDict);
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// TODO 插入操作日志
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// 返回成功
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return true;
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}
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// 一般情况下，不要删除数据字典。
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// 因为，业务数据正在使用该数据字典，删除后，可能有不可预知的问题。
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@Override
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public Boolean deleteDataDict(Integer adminId, Integer dataDictId) {
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// 校验数据字典不存在
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DataDictDO existsDataDict = dataDictMapper.selectById(dataDictId);
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if (existsDataDict == null) {
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throw ServiceExceptionUtil.exception(AdminErrorCodeEnum.DATA_DICT_NOT_EXISTS.getCode());
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}
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// 标记删除
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dataDictMapper.deleteById(dataDictId);
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// TODO 插入操作日志
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// 返回成功
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return true;
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}
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@Override
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public CommonResult<DataDictBO> getDataDict(String dictKey, Object dictValue) {
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DataDictDO dataDictDO = dataDictMapper.selectByEnumValueAndValue(dictKey, String.valueOf(dictValue));
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DataDictBO dataDictBO = DataDictConvert.INSTANCE.convert(dataDictDO);
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return CommonResult.success(dataDictBO);
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}
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@Override
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public CommonResult<List<DataDictBO>> getDataDict(String dictKey) {
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List<DataDictDO> dataDictDOList = dataDictMapper.selectByEnumValue(dictKey);
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List<DataDictBO> dataDictBOList = DataDictConvert.INSTANCE.convert(dataDictDOList);
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return CommonResult.success(dataDictBOList);
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}
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@Override
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public CommonResult<List<DataDictBO>> getDataDictList(String dictKey, Collection<?> dictValueList) {
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Set<String> convertDictValueList = dictValueList.stream().map(String::valueOf).collect(Collectors.toSet());
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List<DataDictDO> dataDictDOList = dataDictMapper.selectByEnumValueAndValues(dictKey, convertDictValueList);
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List<DataDictBO> dataDictBOList = DataDictConvert.INSTANCE.convert(dataDictDOList);
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return CommonResult.success(dataDictBOList);
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}
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}
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@@ -1,40 +0,0 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="cn.iocoder.mall.admin.dao.DataDictMapper">
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<sql id="FIELDS">
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id, enum_value, value, display_name, sort,
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memo, create_time
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</sql>
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<select id="selectByEnumValueAndValue" resultType="DataDictDO">
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SELECT
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<include refid="FIELDS"/>
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FROM data_dict
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WHERE enum_value = #{enumValue}
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AND value = #{value}
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AND deleted = 0
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LIMIT 1
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</select>
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<select id="selectByEnumValueAndValues" resultType="cn.iocoder.mall.admin.dataobject.DataDictDO">
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SELECT
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<include refid="FIELDS"/>
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FROM data_dict
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WHERE deleted = 0
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AND enum_value = #{enumValue}
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AND `value` IN
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<foreach collection="values" item="value" separator="," open="(" close=")">
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#{value}
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</foreach>
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</select>
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<select id="selectByEnumValue" resultType="cn.iocoder.mall.admin.dataobject.DataDictDO">
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SELECT
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<include refid="FIELDS"/>
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FROM data_dict
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WHERE deleted = 0
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AND enum_value = #{enumValue}
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</select>
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</mapper>
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