package com.moral.api.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.moral.api.entity.SysDictData;
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import com.moral.api.entity.SysDictType;
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import com.moral.api.mapper.SysDictDataMapper;
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import com.moral.api.mapper.SysDictTypeMapper;
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import com.moral.api.service.SysDictDataService;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.moral.constant.RedisConstants;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Service;
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import org.springframework.util.ObjectUtils;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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/**
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* <p>
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* 字典表 服务实现类
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* </p>
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*
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* @author moral
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* @since 2021-03-09
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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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@Autowired
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private SysDictDataMapper sysDictDataMapper;
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@Autowired
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private SysDictTypeMapper sysDictTypeMapper;
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@Autowired
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private RedisTemplate redisTemplate;
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@Override
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public Map<String, Object> getSysDictDataByDictType(String type) {
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Map<String, Object> result = new HashMap<>();
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//先从redis获取
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Map<String, Object> sysDict = (Map<String, Object>) redisTemplate.opsForValue().get(RedisConstants.DICT_DATA_KEY);
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List<SysDictData> dictData = (List<SysDictData>) sysDict.get(type);
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for (SysDictData dictDatum : dictData) {
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result.put(dictDatum.getDataKey(), dictDatum.getDataValue());
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}
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if (!ObjectUtils.isEmpty(result)) {
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return result;
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}
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//根据字典类型名字获取字典类型id
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QueryWrapper<SysDictType> sysDictTypeQueryWrapper = new QueryWrapper<>();
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sysDictTypeQueryWrapper.select("id").eq("name", type);
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SysDictType sysDictType = sysDictTypeMapper.selectOne(sysDictTypeQueryWrapper);
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//根据字典类型id获取字典数据详情
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QueryWrapper<SysDictData> sysDictDataQueryWrapper = new QueryWrapper<>();
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sysDictDataQueryWrapper.select("dataKey", "dataValue").eq("dict_type_id", sysDictType.getId());
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List<SysDictData> sysDictData = sysDictDataMapper.selectList(sysDictDataQueryWrapper);
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return sysDictData.stream().collect(Collectors.toMap(SysDictData::getDataKey, SysDictData::getDataValue, (a, b) -> b));
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}
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}
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