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2025-08-20 432198337fb3d8a99fadb4b7825771d68bb10b9e

 blade-service/blade-mdm/src/main/java/org/springblade/mdm/gkw/programnode/service/MachineFileService.java

@@ -1,15 +1,31 @@

package org.springblade.mdm.gkw.programnode.service;

import com.baomidou.mybatisplus.core.metadata.IPage;
import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.StringUtils;
import org.springblade.core.log.exception.ServiceException;
import org.springblade.core.mp.base.BizServiceImpl;
import org.springblade.core.tool.utils.Func;
import org.springblade.core.mp.support.Condition;
import org.springblade.mdm.basesetting.machine.MachineService;
import org.springblade.mdm.basesetting.machine.entity.Machine;
import org.springblade.mdm.gkw.programnode.entity.MachineFile;
import org.springblade.mdm.gkw.programnode.mapper.MachineFileMapper;
import org.springblade.mdm.machineback.vo.MachineBackFileHandleQueryVO;
import org.springblade.mdm.machineback.vo.MachineBackFileQueryVO;
import org.springblade.mdm.machineback.vo.MachineBackFileVO;
import org.springblade.mdm.utils.FileContentUtil;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.util.List;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

/**
 * 机床文件
@@ -20,6 +36,121 @@
@Service
@AllArgsConstructor
public class MachineFileService extends BizServiceImpl<MachineFileMapper, MachineFile> {
   private final MachineService machineService;
   /**
    * 检测文件是否存在
    * @param name 文件名
    * @param dirType 文件夹类型
    * @param machineCode 所属机床
    * @return 是否存在于库内
    */
   public boolean fileExists(String name, String dirType,String machineCode) {
      return this.lambdaQuery().eq(MachineFile::getName, name)
         .eq(MachineFile::getDirType, dirType)
         .eq(MachineFile::getMachineCode, machineCode).count()>0;
   }

   @Transactional(readOnly = true)
   public String getMachineFileContent(Long id) {
      MachineFile machineFile = getById(id);
      Machine machine = machineService.getByCode(machineFile.getMachineCode());

      String filePathStr = getBasePath(machine,machineFile.getDirType())+ File.separator+machineFile.getName();

      String content;

      Path filePath = Paths.get(filePathStr);
      if(!filePath.toFile().exists()){
         return StringUtils.EMPTY;
      }
      try (InputStream inputStream = Files.newInputStream(filePath)) {
         // 使用输入流读取文件内容
         content = FileContentUtil.getContentFromStream(inputStream);
      } catch (IOException e) {
         log.error("读取文件md5失败",e);
         return StringUtils.EMPTY;
      }

      return content;
   }

   /**
    * 获取基本路径
    * @param machine
    * @param dirType
    * @return
    */
   public static String getBasePath(Machine machine,String dirType){
      String dirPath;
      switch (dirType) {
         case MachineFile.DIR_TYPE_REC:
            dirPath = machine.getProgReceiveDir();
            break;
         case MachineFile.DIR_TYPE_SEND:
            dirPath = machine.getProgSendDir();
            break;
         case MachineFile.DIR_TYPE_TEMP:
            dirPath = machine.getProgTempDir();
            break;
         default:
            log.warn("目录类型不匹配:{}",dirType);
            return null;//不符合任何类型，直接退出
      }
      return dirPath;
   }

   @Transactional
   public void saveFileContent(Long id, String content) throws IOException {
      MachineFile machineFile = getById(id);
      Machine machine = machineService.getByCode(machineFile.getMachineCode());

      String filePathStr = getBasePath(machine,machineFile.getDirType())+ File.separator+machineFile.getName();
      Path filePath = Paths.get(filePathStr);
      String charsetName = "UTF-8";
      try (InputStream inputStream = Files.newInputStream(filePath)) {
         // 使用输入流读取文件内容
         charsetName = FileContentUtil.detectFromInputStream(inputStream);
      } catch (IOException e) {
         log.error("读取文件编码失败",e);
         throw new ServiceException("获取文件编码失败");
      }
      FileUtils.writeStringToFile(filePath.toFile(),content,charsetName);
   }

   /**
    * 获取文件的输入流
    * @param machineFile
    * @return
    * @throws IOException
    */
   public InputStream getInputStream(MachineFile machineFile) throws IOException {

      Machine machine = machineService.getByCode(machineFile.getMachineCode());

      String filePathStr = getBasePath(machine,machineFile.getDirType())+ File.separator+machineFile.getName();
      Path filePath = Paths.get(filePathStr);
      return Files.newInputStream(filePath);

   }

   @Transactional(readOnly = true)
    public IPage<MachineBackFileVO> machineBackFilePageQuery(MachineBackFileQueryVO query) {
      return this.baseMapper.machineBackFilePageQuery(Condition.getPage(query),query);
    }

   public MachineFile getExistsFile(String name, String dirType, String machineCode) {
      return this.lambdaQuery().eq(MachineFile::getName, name)
         .eq(MachineFile::getDirType, dirType)
         .eq(MachineFile::getMachineCode, machineCode).list().stream().findFirst().orElse(null);
   }

   /**
    * 回传程序处理 分页查询
    * @param query
    * @return
    */
   public IPage<MachineBackFileVO> handlePageQuery(MachineBackFileHandleQueryVO query) {
      IPage<MachineBackFileVO> page = this.getBaseMapper().handlePageQuery(Condition.getPage(query),query);
      return page;
   }
}