package com.example.server.sysOss.service;
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import cn.hutool.core.collection.CollectionUtil;
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import cn.hutool.core.date.DateUtil;
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import cn.hutool.core.io.IoUtil;
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import cn.hutool.core.util.NumberUtil;
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import cn.hutool.core.util.ReflectUtil;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.IdWorker;
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import com.example.client.entity.ErrorCode;
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import com.example.client.entity.RenException;
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import com.example.client.service.BaseService;
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import com.example.server.sysOss.dao.SysOssDao;
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import com.example.server.sysOss.dto.OssDto;
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import com.example.server.sysOss.model.SysOss;
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import lombok.SneakyThrows;
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import org.apache.commons.io.FileUtils;
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import org.apache.commons.io.FilenameUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import org.springframework.web.bind.annotation.RequestBody;
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import org.springframework.web.multipart.MultipartFile;
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import sun.misc.BASE64Decoder;
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import javax.annotation.PostConstruct;
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import javax.crypto.Cipher;
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import javax.crypto.KeyGenerator;
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import java.io.*;
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import java.lang.reflect.Field;
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import java.security.Key;
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import java.security.SecureRandom;
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import java.util.*;
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import java.util.stream.Collectors;
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/**
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* 文件上传
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*
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* @author hehz
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*/
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@Service
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public class SysOssService extends BaseService<SysOssDao, SysOss> {
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@Autowired
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OssEncryptService ossEncryptService;
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@Value("${zt.oss.local-path}")
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private String localPath;
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private static final String CIPHER_ALGORITHM = "AES";
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private static final String key = "zhpt-key#%W";
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/**
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* 通过业务id BusiId和业务类型 busiType获取附件数据
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*
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* @return
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*/
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public List<SysOss> getList(Long busiId, String busiType) {
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return baseDao.getList(busiId, busiType);
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}
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public void upload(SysOss oss) {
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oss.setId(IdWorker.getId());
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File oldFile = new File(oss.getPath());
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oss.setSize(NumberUtil.round(oldFile.length() / 1024, 2).doubleValue());
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String uuid = UUID.randomUUID().toString().replaceAll("-", "");
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// 文件路径
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String path = DateUtil.format(new Date(), "yyyyMMdd") + "/" + uuid;
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String newPath = "life-protection/" + path + FilenameUtils.getExtension(oss.getPath());
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oss.setPath(newPath);
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oss.setType(FilenameUtils.getExtension(oss.getPath()));
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String newFullPath = localPath + newPath;
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File newFile = new File(newFullPath);
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try {
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FileUtils.copyToFile(ossEncryptService.encryptStream(FileUtils.openInputStream(oldFile), ossEncryptService.getKey(key)), newFile);
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} catch (Exception e) {
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throw new RenException(ErrorCode.OSS_UPLOAD_FILE_ERROR.getCode(), e, "");
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}
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this.insert(oss);
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}
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public Integer getBusiFieldNameCount(Long busiId, String busiType) {
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return baseDao.getBusiFieldNameCount(busiId, busiType);
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}
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public List<SysOss> getSysOssByBusiType(Map<String, Object> params) {
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return baseDao.getSysOssByBusiType(params);
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}
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}
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