package com.xiaopeng.operation.service.impl;
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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.xiaopeng.common.core.constant.CacheConstants;
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import com.xiaopeng.common.redis.service.RedisService;
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import com.xiaopeng.operation.mapper.XpRegionMapper;
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import com.xiaopeng.api.model.operation.XpRegion;
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import com.xiaopeng.operation.service.XpRegionService;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.util.ArrayList;
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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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* 省市区三级联动 服务实现类
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* </p>
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*
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* @author liu
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* @since 2026-02-03
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*/
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@Service
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public class XpRegionServiceImpl extends ServiceImpl<XpRegionMapper, XpRegion> implements XpRegionService {
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@Resource
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private RedisService redisService;
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@Override
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public List<List<XpRegion>> getXpRegion() {
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// 缓存数据
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List<Object> cacheList = redisService.getCacheList(CacheConstants.XP_REGION);
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if (cacheList != null && !cacheList.isEmpty()) {
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try {
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return cacheList.stream()
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.filter(obj -> obj instanceof List)
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.map(obj -> {
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List<?> list = (List<?>) obj;
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return list.stream()
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.filter(item -> item instanceof XpRegion)
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.map(item -> (XpRegion) item)
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.collect(Collectors.toList());
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})
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.collect(Collectors.toList());
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} catch (ClassCastException e) {
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// 缓存数据结构异常，重新加载
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redisService.deleteObject(CacheConstants.XP_REGION);
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}
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}
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String[] initials = {"A", "B", "C", "D", "E", "F",
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"G", "H", "I", "J", "K", "L",
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"M", "N", "O", "P", "Q", "R",
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"S", "T", "U", "V", "W", "X", "Y", "Z"};
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List<XpRegion> tRegions = this.baseMapper.selectList(Wrappers.lambdaQuery(XpRegion.class));
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List<List<XpRegion>> result = new ArrayList<>();
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for (String initial : initials) {
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List<XpRegion> init = tRegions.stream().filter(e -> e.getInitial().equals(initial) && !e.getCode().contains("0000")).collect(Collectors.toList());
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result.add(init);
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}
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redisService.setCacheList(CacheConstants.XP_REGION, result);
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return result;
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}
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}
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