package com.ruoyi.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.ruoyi.common.core.mybatisplus.core.ServicePlusImpl;
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import com.ruoyi.common.core.page.PagePlus;
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import com.ruoyi.common.core.page.TableDataInfo;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.common.utils.PageUtils;
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import com.ruoyi.common.utils.StringUtils;
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import com.ruoyi.oss.entity.UploadResult;
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import com.ruoyi.oss.factory.OssFactory;
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import com.ruoyi.oss.service.IOssStrategy;
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import com.ruoyi.system.domain.SysOss;
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import com.ruoyi.system.domain.bo.SysOssBo;
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import com.ruoyi.system.domain.vo.SysOssVo;
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import com.ruoyi.system.mapper.SysOssMapper;
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import com.ruoyi.system.service.ISysOssService;
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import org.springframework.stereotype.Service;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.IOException;
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import java.util.Collection;
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import java.util.List;
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import java.util.Map;
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/**
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* 文件上传 服务层实现
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*
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* @author Lion Li
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*/
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@Service
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public class SysOssServiceImpl extends ServicePlusImpl<SysOssMapper, SysOss, SysOssVo> implements ISysOssService {
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@Override
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public TableDataInfo<SysOssVo> queryPageList(SysOssBo bo) {
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PagePlus<SysOss, SysOssVo> result = pageVo(PageUtils.buildPagePlus(), buildQueryWrapper(bo));
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return PageUtils.buildDataInfo(result);
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}
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private LambdaQueryWrapper<SysOss> buildQueryWrapper(SysOssBo bo) {
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Map<String, Object> params = bo.getParams();
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LambdaQueryWrapper<SysOss> lqw = Wrappers.lambdaQuery();
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lqw.like(StringUtils.isNotBlank(bo.getFileName()), SysOss::getFileName, bo.getFileName());
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lqw.like(StringUtils.isNotBlank(bo.getOriginalName()), SysOss::getOriginalName, bo.getOriginalName());
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lqw.eq(StringUtils.isNotBlank(bo.getFileSuffix()), SysOss::getFileSuffix, bo.getFileSuffix());
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lqw.eq(StringUtils.isNotBlank(bo.getUrl()), SysOss::getUrl, bo.getUrl());
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lqw.between(params.get("beginCreateTime") != null && params.get("endCreateTime") != null,
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SysOss::getCreateTime, params.get("beginCreateTime"), params.get("endCreateTime"));
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lqw.eq(StringUtils.isNotBlank(bo.getCreateBy()), SysOss::getCreateBy, bo.getCreateBy());
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lqw.eq(StringUtils.isNotBlank(bo.getService()), SysOss::getService, bo.getService());
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return lqw;
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}
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@Override
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public SysOss upload(MultipartFile file) {
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String originalfileName = file.getOriginalFilename();
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String suffix = StringUtils.substring(originalfileName, originalfileName.lastIndexOf("."), originalfileName.length());
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IOssStrategy storage = OssFactory.instance();
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UploadResult uploadResult;
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try {
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uploadResult = storage.uploadSuffix(file.getBytes(), suffix, file.getContentType());
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} catch (IOException e) {
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throw new ServiceException(e.getMessage());
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}
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// 保存文件信息
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SysOss oss = new SysOss()
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.setUrl(uploadResult.getUrl())
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.setFileSuffix(suffix)
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.setFileName(uploadResult.getFilename())
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.setOriginalName(originalfileName)
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.setService(storage.getServiceType());
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save(oss);
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return oss;
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}
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@Override
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public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
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if (isValid) {
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// 做一些业务上的校验,判断是否需要校验
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}
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List<SysOss> list = listByIds(ids);
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for (SysOss sysOss : list) {
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IOssStrategy storage = OssFactory.instance(sysOss.getService());
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storage.delete(sysOss.getUrl());
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}
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return removeByIds(ids);
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}
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}
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