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package org.springblade.mdm.program.service;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import lombok.AllArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.codec.digest.DigestUtils;
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import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
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import org.apache.commons.compress.archivers.zip.ZipArchiveInputStream;
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import org.apache.commons.compress.archivers.zip.ZipFile;
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import org.apache.commons.compress.utils.SeekableInMemoryByteChannel;
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import org.apache.commons.io.IOUtils;
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import org.springblade.core.mp.base.BizServiceImpl;
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import org.springblade.core.mp.support.Condition;
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import org.springblade.core.mp.support.Query;
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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.core.tool.utils.IoUtil;
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import org.springblade.mdm.flow.service.CureFlowService;
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import org.springblade.mdm.program.entity.NcProgram;
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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.springblade.mdm.utils.CustomBinaryReader;
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import org.springblade.mdm.utils.FileExchangeUtil;
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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.*;
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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.Paths;
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import java.time.LocalDateTime;
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import java.util.*;
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/**
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* 程序交换（dnc导入/导出）
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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 NcProgramExchangeService extends BizServiceImpl<NcProgramExchangeMapper, NcProgramExchange> {
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private final CureFlowService cureFlowService;
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private final NcProgramService ncProgramService;
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/**
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* dnc回传文件上传（解析后保存入upload表）
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* @param file DNC回传文件
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* @return
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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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//String fileName = file.getOriginalFilename();
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//InputStream zipFileInputStream = FileExchangeUtil.convertFileToZip(file.getInputStream());
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InputStream zipFileInputStream = file.getInputStream();//test
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byte[] bytes = FileUtil.copyToByteArray(zipFileInputStream);
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list = parseDncZipFromByteArray(bytes);
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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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list = Collections.emptyList();
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}
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return list;
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}
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InputStream convertFileToZip(InputStream inputStream) throws IOException {
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File tempFile = createTempFile();
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FileOutputStream fos = new FileOutputStream(tempFile);
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CustomBinaryReader.read(inputStream,fos);
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FileInputStream dInstream = new FileInputStream(tempFile);
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return dInstream;
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}
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/**
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* 创建一个临时文件
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* @return
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* @throws IOException
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*/
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File createTempFile() throws IOException {
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Path tempDir = Paths.get(System.getProperty("java.io.tmpdir"));
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// 在临时目录中创建文件
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String tfilename = "t"+System.currentTimeMillis();
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Path tempFile = Files.createTempFile(tempDir, tfilename, ".tmp");
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System.out.println("创建的临时文件: " + tempFile);
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return tempFile.toFile();
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}
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public static List<DncSendBackData> parseDncZipFromByteArray(byte[] zipData) throws IOException {
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List<DncSendBackData> list = new ArrayList<>();
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//List<DncSendBackData> datas = ZipFileDirectoryScanner.getFilesInDirectoryRecursive(zipData, "");
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Map<String,String> fileMd5Map = new HashMap<>();
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Map<String,DncSendBackData> fileDataMap = new HashMap<>();
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try (SeekableInMemoryByteChannel channel = new SeekableInMemoryByteChannel(zipData);
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ZipFile zipFile = new ZipFile(channel)) {
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ZipArchiveEntry entry;
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Enumeration<ZipArchiveEntry> entries = zipFile.getEntries();
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while (entries.hasMoreElements()) {
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//while ((entry = zis.getNextZipEntry()) != null) {
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entry = entries.nextElement();
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DncSendBackData prog = new DncSendBackData();
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String entryName = entry.getName();
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if (!entry.isDirectory()) {
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//直接解析程序的json文件
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if(entryName.equals(NcProgramExportDNCService.PROGRAM_JSON_FILE)){
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try (InputStream inputStream = zipFile.getInputStream(entry)) {
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String jsonStr = IoUtil.readToString(inputStream);
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JSONArray jsonArray = JSONArray.parseArray(jsonStr);
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for(int i=0;i<jsonArray.size();i++){
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JSONObject jsonObject = jsonArray.getJSONObject(i);
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DncSendBackData d = new DncSendBackData();
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d.setProgramName(jsonObject.getString("name"));
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d.setId(jsonObject.getLong("id"));
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d.setProgramNo(jsonObject.getString("code"));
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d.setFileBackTime(LocalDateTime.now());//到达时间
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fileDataMap.put(d.getProgramName(),d);
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list.add(d);
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}
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}
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}else{
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try (InputStream inputStream = zipFile.getInputStream(entry)) {
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fileMd5Map.put(entryName,DigestUtils.md5Hex(inputStream));//获取文件MD5
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}
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}
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System.out.println("文件名: " + entry.getName());
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System.out.println("大小: " + entry.getSize());
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// 读取文件内容到字节数组
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ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
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}
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}
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}
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//设置md5值
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fileDataMap.forEach((k,v)->{
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if(fileMd5Map.containsKey(k)){
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v.setMd5(fileMd5Map.get(k));
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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
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* @return
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*/
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public void dncFileAccept(String ids) {
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List<Long> idList = Func.toLongList(ids);
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List<NcProgram> progList = ncProgramService.listByIds(idList);
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NcProgramExchange exchange;
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//NcProgram program;
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//NcNode programNode;
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for(NcProgram prog:progList){
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exchange = new NcProgramExchange();
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exchange.setName(prog.getName());
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exchange.setExchangeType(2);//回传
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exchange.setNcProgramId(prog.getId());
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this.save(exchange);
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}
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cureFlowService.startCure(progList);
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}
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}
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