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package org.springblade.mdm.program.service;
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import com.alibaba.fastjson.JSONObject;
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import lombok.AllArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.lang3.StringUtils;
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import org.springblade.core.log.exception.ServiceException;
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import org.springblade.core.mp.base.BizEntity;
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import org.springblade.core.mp.base.BizServiceImpl;
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import org.springblade.core.oss.OssTemplate;
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import org.springblade.core.oss.model.BladeFile;
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import org.springblade.core.redis.cache.BladeRedis;
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import org.springblade.core.secure.utils.AuthUtil;
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import org.springblade.core.tool.utils.DateUtil;
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import org.springblade.core.tool.utils.FileUtil;
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import org.springblade.core.tool.utils.Func;
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import org.springblade.mdm.flow.entity.FlowProgramFile;
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import org.springblade.mdm.flow.service.CureFlowService;
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import org.springblade.mdm.flow.service.FlowProgramFileService;
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import org.springblade.mdm.program.entity.NcNode;
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import org.springblade.mdm.program.entity.NcProgramExchange;
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import org.springblade.mdm.program.mapper.NcProgramExchangeMapper;
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import org.springblade.mdm.program.vo.DncSendBackData;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.*;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.StandardOpenOption;
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import java.time.Duration;
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import java.util.*;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipFile;
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/**
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* DNC回传文件处理服务
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*
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* @author yangys
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*/
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@Slf4j
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@Service
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@AllArgsConstructor
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public class DNCSendBackService extends BizServiceImpl<NcProgramExchangeMapper, NcProgramExchange> {
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private final CureFlowService cureFlowService;
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private final FlowProgramFileService flowProgramFileService;
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private final NcNodeService ncNodeService;
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private final OssTemplate ossTemplate;
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private final BladeRedis bladeRedis;
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private String getFileKey(){
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return "dncexpfile-"+ AuthUtil.getUserId();
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}
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/**
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* dnc回传文件上传
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* @param file DNC回传文件
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* @return 压缩包内程序包名的列表
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*/
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public List<DncSendBackData> dncSendBackUpload(MultipartFile file) {
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List<DncSendBackData> list;
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try {
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BladeFile bfile = ossTemplate.putFile(file);//上传，供后续入库使用
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//设置一个缓存，2小时过期
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bladeRedis.setEx(getFileKey(),bfile.getName(), Duration.ofHours(2));
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InputStream zipFileInputStream = file.getInputStream();//test
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//byte[] bytes = FileUtil.copyToByteArray(zipFileInputStream);
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list = parseDncZipFromByteArray(zipFileInputStream);
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} catch (IOException e) {
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log.error("上传dnc回传文件失败",e);
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throw new ServiceException("解析DNC回传数据失败");
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}
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return list;
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}
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/**
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* 从压缩包 解析回传程序列表，这里解析目录即可，目录就是程序包名
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* @param inputStream 压缩包输入流
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* @return 回传程序列表
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* @throws IOException 文件操作异常
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*/
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List<DncSendBackData> parseDncZipFromByteArray(InputStream inputStream) throws IOException {
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List<DncSendBackData> list = new ArrayList<>();
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Path tempZipFile = createTempFile(inputStream);
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try (ZipFile zipFile = new ZipFile(tempZipFile.toFile())) {
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ZipEntry entry;
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Enumeration<? extends ZipEntry> zipEntris = zipFile.entries();
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while (zipEntris.hasMoreElements()) {
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entry = zipEntris.nextElement();
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DncSendBackData progData = new DncSendBackData();
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String entryName = entry.getName();
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if (entry.isDirectory()){
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//目录，才是程序包，
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//查询数据库，对应上才能确认时有效的程序包
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String packageName = StringUtils.removeEnd(entryName,"/");
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List<NcNode> pkgList = ncNodeService.lambdaQuery().eq(NcNode::getNodeType,NcNode.TYPE_PROGRAM_PACKAGE).eq(NcNode::getName, packageName).eq(NcNode::getIsLastEdition,1).list();
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if(!pkgList.isEmpty()) {
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NcNode programPackageNode = pkgList.get(0);
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progData.setId(programPackageNode.getId());
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progData.setProgramName(packageName);
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progData.setFileBackTime(DateUtil.fromInstant(entry.getLastModifiedTime().toInstant()));
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progData.setProgramNo(programPackageNode.getProgramNo());
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list.add(progData);
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}
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}
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}
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}
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return list;
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}
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/**
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* 入库回传文件,并启动固化流程
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* @param ids id列表逗号分隔,程序包名 节点的id
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*/
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@Transactional
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public void dncFileAccept(String ids) throws IOException {
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List<Long> idList = Func.toLongList(ids);
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//
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NcProgramExchange exchange;
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String filekey = getFileKey();
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String pkgFileName = bladeRedis.get(filekey);
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log.info("filekey={},文件名={}",filekey,pkgFileName);
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Map<Long,List<NcNode>> programPackageSubMap = new HashMap<>();
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List<NcNode> newProgramPckageList = updateNodeDataByDNCBackData(pkgFileName,idList,programPackageSubMap);
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log.info("需要启动固化流程的程序包名数量:{}",newProgramPckageList.size());
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for(NcNode pkgNode :newProgramPckageList){
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exchange = new NcProgramExchange();
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exchange.setName(pkgNode.getName());
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exchange.setExchangeType(2);//回传
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exchange.setNcNodeId(pkgNode.getId());
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this.save(exchange);
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}
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bladeRedis.del(filekey);
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this.ossTemplate.removeFile(pkgFileName);
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log.info("删除oss文件:{}",pkgFileName);
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cureFlowService.startCure(newProgramPckageList,programPackageSubMap);
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}
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/**
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* 更新节点，主要是创建 程序包名 的新版本。
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* @param pkgFileName zip文件名
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* @param programPackageIdList 程序包名 节点的id列表
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* @param programPackageSubMap 新的 程序包节点id -> =文件列表 map，用于回传数据
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* @throws IOException 访问文件异常
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*/
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List<NcNode> updateNodeDataByDNCBackData(String pkgFileName, List<Long> programPackageIdList,Map<Long,List<NcNode>> programPackageSubMap) throws IOException {
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InputStream inputStream = this.ossTemplate.statFileStream(pkgFileName);
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Path tempZipFile = createTempFile(inputStream);
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List<NcNode> newProgramPackageNodeList = new ArrayList<>();
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List<String> entryNameList = new ArrayList<>();
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ZipEntry entry;
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try (java.util.zip.ZipFile zipFile = new java.util.zip.ZipFile(tempZipFile.toFile())) {
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Enumeration<? extends ZipEntry> entris = zipFile.entries();
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while(entris.hasMoreElements()) {
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entry = entris.nextElement();
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entryNameList.add(entry.getName());
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}
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log.info("allentrynames:{}",entryNameList);
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//根据内部文件，读取和分析程序包和程序文件数据
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List<String> dirList = entryNameList.stream().filter(s -> s.endsWith("/")).toList();
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for(String dir : dirList){
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String programPackageName = StringUtils.removeEnd(dir,"/");
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NcNode oriProgramPkg = this.ncNodeService.getLastEditionProgramPackage(programPackageName);
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if(oriProgramPkg == null){
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log.warn("未发现匹配的程序包名{}",programPackageName);
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continue;
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}
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if(!programPackageIdList.contains(oriProgramPkg.getId())){
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//不在勾选的范围内
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log.info("{}不在勾选范围内",programPackageName);
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continue;
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}
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NcNode newProgramPkg = new NcNode();
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BeanUtils.copyProperties(oriProgramPkg, newProgramPkg);
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clearBaseProperties(newProgramPkg);
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newProgramPkg.setIsLastEdition(1);
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ncNodeService.save(newProgramPkg);
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newProgramPackageNodeList.add(newProgramPkg);
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//旧数据更新为老版本
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oriProgramPkg.setIsLocked(1);//旧版自动锁定
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oriProgramPkg.setIsLastEdition(0);;
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ncNodeService.updateById(oriProgramPkg);
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//List<FlowProgramFile> newFlowFiles = new ArrayList<>();
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List<NcNode> newProgramNodes = new ArrayList<>();
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//查找包下的文件数据,
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entryNameList.stream().filter(s -> s.startsWith(dir)).forEach(entryName -> {
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log.info("{}下的文件：{}",dir,entryName);
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if(!entryName.endsWith("/")){
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//实际的文件
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String fileName = StringUtils.removeStart(entryName,dir);//去除文件名路径部分
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NcNode oldProgramNode = this.ncNodeService.getLastEditionProgramFile(fileName,oriProgramPkg.getId());
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if(oldProgramNode == null){
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log.info("{}找不到程序文件",entryName);
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return;
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}
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NcNode newProgramNode = new NcNode();
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BeanUtils.copyProperties(oldProgramNode, newProgramNode);
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clearBaseProperties(newProgramNode);
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newProgramNode.setIsLastEdition(1);
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newProgramNode.setParentId(newProgramPkg.getId());
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newProgramNode.setParentIds(newProgramPkg.getParentIds()+","+newProgramPkg.getId());
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//ncNodeService.save(newProgramNode);
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//将回传文件上传，并记录到数据库
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FlowProgramFile oldFlowFile = flowProgramFileService.getById(newProgramNode.getFlowProgramFileId());
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FlowProgramFile newFlowFile = new FlowProgramFile();//TODO
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BeanUtils.copyProperties(oldFlowFile, newFlowFile);
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newFlowFile.setProcessInstanceId(null);
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clearBaseProperties(newFlowFile);
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try {
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InputStream ins = zipFile.getInputStream(zipFile.getEntry(entryName));
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BladeFile newOssFile = ossTemplate.putFile("mdm",fileName,ins);
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newFlowFile.setOssName(newOssFile.getName());
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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newProgramNode.setFlowProgramFile(newFlowFile);
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newProgramNode.setVersionNumber(oldProgramNode.genNewVersionNumber());
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newProgramNodes.add(newProgramNode);
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oldProgramNode.setIsLastEdition(0);
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oldProgramNode.setIsLocked(1);
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ncNodeService.updateById(oldProgramNode);
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}
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});
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programPackageSubMap.put(newProgramPkg.getId(),newProgramNodes);
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}
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}
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return newProgramPackageNodeList;
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}
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/**
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* 创建一个临时zip文件
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* @param inputStream 文件的输入流
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* @return path 文件
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* @throws IOException
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*/
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Path createTempFile(InputStream inputStream) throws IOException {
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byte[] zipData = FileUtil.copyToByteArray(inputStream);
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Path tempFile = Files.createTempFile("tempzip"+System.currentTimeMillis(), ".zip");
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// 写入字节数据到临时文件
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Files.write(tempFile, zipData, StandardOpenOption.WRITE);
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return tempFile;
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}
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void setBaseProperties(BizEntity entity, JSONObject jsonObject){
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entity.setCreateTime(jsonObject.getDate("createTime"));
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entity.setUpdateTime(jsonObject.getDate("updateTime"));
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entity.setStatus(jsonObject.getInteger("status"));
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entity.setCreateUser(jsonObject.getLong("createUser"));
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entity.setUpdateUser(jsonObject.getLong("updateUser"));
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}
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void clearBaseProperties(BizEntity entity){
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entity.setId(null);
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entity.setCreateTime(null);
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entity.setUpdateTime(null);
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entity.setStatus(null);
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entity.setCreateUser(null);
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entity.setUpdateUser(null);
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}
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}
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