package com.dl.system.service.impl;
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import cn.dev33.satoken.context.SaHolder;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.util.ObjectUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.dl.common.constant.CacheConstants;
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import com.dl.common.constant.CacheNames;
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import com.dl.common.constant.UserConstants;
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import com.dl.common.core.domain.PageQuery;
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import com.dl.common.core.domain.entity.SysDictData;
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import com.dl.common.core.domain.entity.SysDictType;
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import com.dl.common.core.page.TableDataInfo;
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import com.dl.common.core.service.DictService;
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import com.dl.common.exception.ServiceException;
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import com.dl.common.utils.StreamUtils;
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import com.dl.common.utils.StringUtils;
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import com.dl.common.utils.redis.CacheUtils;
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import com.dl.common.utils.spring.SpringUtils;
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import com.dl.system.mapper.SysDictDataMapper;
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import com.dl.system.mapper.SysDictTypeMapper;
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import com.dl.system.service.ISysDictTypeService;
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import lombok.RequiredArgsConstructor;
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import org.springframework.cache.annotation.CachePut;
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import org.springframework.cache.annotation.Cacheable;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.*;
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import java.util.stream.Collectors;
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/**
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* 字典 业务层处理
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*
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* @author Lion Li
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*/
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@RequiredArgsConstructor
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@Service
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public class SysDictTypeServiceImpl implements ISysDictTypeService, DictService {
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private final SysDictTypeMapper baseMapper;
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private final SysDictDataMapper dictDataMapper;
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@Override
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public TableDataInfo<SysDictType> selectPageDictTypeList(SysDictType dictType, PageQuery pageQuery) {
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Map<String, Object> params = dictType.getParams();
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LambdaQueryWrapper<SysDictType> lqw = new LambdaQueryWrapper<SysDictType>()
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.like(StringUtils.isNotBlank(dictType.getDictName()), SysDictType::getDictName, dictType.getDictName())
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.eq(StringUtils.isNotBlank(dictType.getStatus()), SysDictType::getStatus, dictType.getStatus())
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.like(StringUtils.isNotBlank(dictType.getDictType()), SysDictType::getDictType, dictType.getDictType())
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.between(params.get("beginTime") != null && params.get("endTime") != null,
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SysDictType::getCreateTime, params.get("beginTime"), params.get("endTime"));
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Page<SysDictType> page = baseMapper.selectPage(pageQuery.build(), lqw);
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return TableDataInfo.build(page);
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}
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/**
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* 根据条件分页查询字典类型
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*
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* @param dictType 字典类型信息
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* @return 字典类型集合信息
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*/
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@Override
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public List<SysDictType> selectDictTypeList(SysDictType dictType) {
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Map<String, Object> params = dictType.getParams();
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return baseMapper.selectList(new LambdaQueryWrapper<SysDictType>()
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.like(StringUtils.isNotBlank(dictType.getDictName()), SysDictType::getDictName, dictType.getDictName())
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.eq(StringUtils.isNotBlank(dictType.getStatus()), SysDictType::getStatus, dictType.getStatus())
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.like(StringUtils.isNotBlank(dictType.getDictType()), SysDictType::getDictType, dictType.getDictType())
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.between(params.get("beginTime") != null && params.get("endTime") != null,
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SysDictType::getCreateTime, params.get("beginTime"), params.get("endTime")));
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}
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/**
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* 根据所有字典类型
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*
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* @return 字典类型集合信息
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*/
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@Override
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public List<SysDictType> selectDictTypeAll() {
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return baseMapper.selectList();
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}
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/**
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* 根据字典类型查询字典数据
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*
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* @param dictType 字典类型
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* @return 字典数据集合信息
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*/
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@Cacheable(cacheNames = CacheNames.SYS_DICT, key = "#dictType")
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@Override
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public List<SysDictData> selectDictDataByType(String dictType) {
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List<SysDictData> dictDatas = dictDataMapper.selectDictDataByType(dictType);
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if (CollUtil.isNotEmpty(dictDatas)) {
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return dictDatas;
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}
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return null;
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}
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/**
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* 根据字典类型ID查询信息
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*
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* @param dictId 字典类型ID
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* @return 字典类型
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*/
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@Override
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public SysDictType selectDictTypeById(String dictId) {
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return baseMapper.selectById(dictId);
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}
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/**
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* 根据字典类型查询信息
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*
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* @param dictType 字典类型
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* @return 字典类型
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*/
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@Cacheable(cacheNames = CacheNames.SYS_DICT, key = "#dictType")
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@Override
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public SysDictType selectDictTypeByType(String dictType) {
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return baseMapper.selectById(new LambdaQueryWrapper<SysDictType>().eq(SysDictType::getDictType, dictType));
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}
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/**
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* 批量删除字典类型信息
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*
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* @param dictIds 需要删除的字典ID
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*/
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@Override
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public void deleteDictTypeByIds(String[] dictIds) {
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for (String dictId : dictIds) {
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SysDictType dictType = selectDictTypeById(dictId);
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if (dictDataMapper.exists(new LambdaQueryWrapper<SysDictData>()
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.eq(SysDictData::getDictType, dictType.getDictType()))) {
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throw new ServiceException(String.format("%1$s已分配,不能删除", dictType.getDictName()));
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}
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CacheUtils.evict(CacheNames.SYS_DICT, dictType.getDictType());
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}
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baseMapper.deleteBatchIds(Arrays.asList(dictIds));
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}
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/**
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* 加载字典缓存数据
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*/
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@Override
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public void loadingDictCache() {
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List<SysDictData> dictDataList = dictDataMapper.selectList(
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new LambdaQueryWrapper<SysDictData>().eq(SysDictData::getStatus, UserConstants.DICT_NORMAL));
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Map<String, List<SysDictData>> dictDataMap = StreamUtils.groupByKey(dictDataList, SysDictData::getDictType);
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dictDataMap.forEach((k,v) -> {
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List<SysDictData> dictList = StreamUtils.sorted(v, Comparator.comparing(SysDictData::getDictSort));
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CacheUtils.put(CacheNames.SYS_DICT, k, dictList);
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});
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}
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/**
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* 清空字典缓存数据
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*/
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@Override
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public void clearDictCache() {
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CacheUtils.clear(CacheNames.SYS_DICT);
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}
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/**
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* 重置字典缓存数据
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*/
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@Override
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public void resetDictCache() {
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clearDictCache();
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loadingDictCache();
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}
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/**
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* 新增保存字典类型信息
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*
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* @param dict 字典类型信息
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* @return 结果
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*/
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@CachePut(cacheNames = CacheNames.SYS_DICT, key = "#dict.dictType")
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@Override
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public List<SysDictData> insertDictType(SysDictType dict) {
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int row = baseMapper.insert(dict);
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if (row > 0) {
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return new ArrayList<>();
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}
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throw new ServiceException("操作失败");
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}
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/**
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* 修改保存字典类型信息
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*
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* @param dict 字典类型信息
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* @return 结果
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*/
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@CachePut(cacheNames = CacheNames.SYS_DICT, key = "#dict.dictType")
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@Override
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@Transactional(rollbackFor = Exception.class)
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public List<SysDictData> updateDictType(SysDictType dict) {
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SysDictType oldDict = baseMapper.selectById(dict.getDictId());
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dictDataMapper.update(null, new LambdaUpdateWrapper<SysDictData>()
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.set(SysDictData::getDictType, dict.getDictType())
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.eq(SysDictData::getDictType, oldDict.getDictType()));
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int row = baseMapper.updateById(dict);
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if (row > 0) {
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CacheUtils.evict(CacheNames.SYS_DICT, oldDict.getDictType());
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return dictDataMapper.selectDictDataByType(dict.getDictType());
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}
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throw new ServiceException("操作失败");
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}
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/**
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* 校验字典类型称是否唯一
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*
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* @param dict 字典类型
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* @return 结果
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*/
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@Override
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public boolean checkDictTypeUnique(SysDictType dict) {
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boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysDictType>()
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.eq(SysDictType::getDictType, dict.getDictType())
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.ne(ObjectUtil.isNotNull(dict.getDictId()), SysDictType::getDictId, dict.getDictId()));
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return !exist;
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}
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/**
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* 根据字典类型和字典值获取字典标签
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*
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* @param dictType 字典类型
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* @param dictValue 字典值
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* @param separator 分隔符
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* @return 字典标签
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*/
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@SuppressWarnings("unchecked cast")
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@Override
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public String getDictLabel(String dictType, String dictValue, String separator) {
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// 优先从本地缓存获取
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List<SysDictData> datas = (List<SysDictData>) SaHolder.getStorage().get(CacheConstants.SYS_DICT_KEY + dictType);
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if (ObjectUtil.isNull(datas)) {
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datas = SpringUtils.getAopProxy(this).selectDictDataByType(dictType);
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SaHolder.getStorage().set(CacheConstants.SYS_DICT_KEY + dictType, datas);
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}
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Map<String, String> map = StreamUtils.toMap(datas, SysDictData::getDictValue, SysDictData::getDictLabel);
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if (StringUtils.containsAny(dictValue, separator)) {
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return Arrays.stream(dictValue.split(separator))
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.map(v -> map.getOrDefault(v, StringUtils.EMPTY))
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.collect(Collectors.joining(separator));
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} else {
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return map.getOrDefault(dictValue, StringUtils.EMPTY);
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}
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}
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/**
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* 根据字典类型和字典标签获取字典值
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*
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* @param dictType 字典类型
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* @param dictLabel 字典标签
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* @param separator 分隔符
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* @return 字典值
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*/
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@SuppressWarnings("unchecked cast")
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@Override
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public String getDictValue(String dictType, String dictLabel, String separator) {
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// 优先从本地缓存获取
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List<SysDictData> datas = (List<SysDictData>) SaHolder.getStorage().get(CacheConstants.SYS_DICT_KEY + dictType);
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if (ObjectUtil.isNull(datas)) {
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datas = SpringUtils.getAopProxy(this).selectDictDataByType(dictType);
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SaHolder.getStorage().set(CacheConstants.SYS_DICT_KEY + dictType, datas);
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}
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Map<String, String> map = StreamUtils.toMap(datas, SysDictData::getDictLabel, SysDictData::getDictValue);
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if (StringUtils.containsAny(dictLabel, separator)) {
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return Arrays.stream(dictLabel.split(separator))
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.map(l -> map.getOrDefault(l, StringUtils.EMPTY))
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.collect(Collectors.joining(separator));
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} else {
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return map.getOrDefault(dictLabel, StringUtils.EMPTY);
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}
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}
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}
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