package com.whyc.service;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.github.pagehelper.PageHelper;
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import com.whyc.constant.UserOperation;
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import com.whyc.dto.FileDirPath;
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import com.whyc.dto.Response;
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import com.whyc.mapper.SoftwareMapper;
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import com.whyc.pojo.DocUser;
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import com.whyc.pojo.Software;
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import com.whyc.util.ActionUtil;
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import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.ss.usermodel.WorkbookFactory;
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import org.springframework.beans.BeanUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.*;
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import java.net.URLEncoder;
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import java.text.ParseException;
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import java.util.Date;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.stream.Collectors;
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@Service
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public class SoftwareService {
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@Autowired(required = false)
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private SoftwareMapper mapper;
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@Autowired
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private DocLogService logService;
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public List<Software> excelParse(InputStream inputStream) throws IOException, InvalidFormatException, ParseException {
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List<Software> softwareList = new LinkedList<>();
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Workbook workbook = null;
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workbook = WorkbookFactory.create(inputStream);
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inputStream.close();
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//取第一个sheet表
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Sheet sheet = workbook.getSheetAt(0);
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int lastRowNum = sheet.getLastRowNum();
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//固定5列
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short cellNum = 5;
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//取固定部分值
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Software common = new Software();
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common.setFileName(sheet.getRow(2).getCell(2).getStringCellValue());
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String typeStr = sheet.getRow(3).getCell(2).getStringCellValue();
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String[] typeArr = typeStr.split(" ");
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for (int i = 0; i < typeArr.length; i++) {
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//excel单元格中的✔对应字符
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if(typeArr[i].contains("þ")){
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common.setType(typeArr[i].replace("þ","").trim());
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break;
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}
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}
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common.setVersion(sheet.getRow(4).getCell(2).getStringCellValue());
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common.setBasedVersion(sheet.getRow(4).getCell(4).getStringCellValue());
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common.setOwner(sheet.getRow(5).getCell(2).getStringCellValue());
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common.setFilingDate(sheet.getRow(5).getCell(4).getStringCellValue());
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//最后一行,取发布说明
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common.setReleaseNotes(sheet.getRow(lastRowNum).getCell(2).getStringCellValue());
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//第8行开始,倒数第2行截止
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int applyModelNum = lastRowNum + 1 - 8;
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for (int i = 0; i < applyModelNum; i++) {
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Software software = new Software();
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BeanUtils.copyProperties(common,software);
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//取第3列,第5列
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Cell cell = sheet.getRow(7 + i).getCell(2);
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cell.setCellType(Cell.CELL_TYPE_STRING);
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software.setApplyMaterialCode(cell.getStringCellValue());
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software.setApplyModel(sheet.getRow(7+i).getCell(4).getStringCellValue());
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softwareList.add(software);
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}
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softwareList = softwareList.stream().filter(software -> !software.getApplyMaterialCode().equals("")).collect(Collectors.toList());
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return softwareList;
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}
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//查询软件列表的信息
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public Response getAllSoftware(String fileName, int pageCurr, int pageSize) {
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PageHelper.startPage(pageCurr,pageSize);
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QueryWrapper wrapper=new QueryWrapper();
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if(fileName!=null&&!fileName.isEmpty()){
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wrapper.like("file_name",fileName);
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}
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wrapper.orderByAsc("file_name");
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wrapper.orderByAsc("version");
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List list=mapper.selectList(wrapper);
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return new Response().setII(1,list.size()>0,list,"软件信息返回");
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}
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//根据subcode查询软件列表
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public Response getSoftBySubCode(String subCode) {
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QueryWrapper wrapper=new QueryWrapper();
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wrapper.eq("apply_material_code",subCode);
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wrapper.orderByAsc("version");
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List list=mapper.selectList(wrapper);
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return new Response().setII(1,list.size()>0,list,"软件信息返回");
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}
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//根据软件名称实现软件下载
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public void downLoadSoftware(HttpServletRequest req, HttpServletResponse resp, int id) {
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String fileDirName = FileDirPath.getFileDirName();
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QueryWrapper wrapper=new QueryWrapper();
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wrapper.eq("id",id);
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wrapper.last("limit 1");
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Software software=mapper.selectOne(wrapper);
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try {
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// 转码防止乱码
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//resp.addHeader("Content-Disposition", "attachment;filename=" + new String(softwareName.getBytes("UTF-8"), "ISO8859-1"));
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resp.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode ( software.getFileName(), "utf-8"));
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OutputStream out = resp.getOutputStream();
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FileInputStream in = new FileInputStream(fileDirName+File.separator+software.getFileUrl());
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int len=0;
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byte[] buffer =new byte[1024];
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//7. 将缓冲区中的数据输出
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while ((len=in.read(buffer))>0){
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out.write(buffer,0,len);
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}
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in.close();
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out.close();
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} catch (FileNotFoundException | UnsupportedEncodingException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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//记录日志
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DocUser docUser= ActionUtil.getUser();
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String operationDetail="具体软件名称为:"+software.getFileName();
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String opreationMsg="执行了软件下载操作";
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String terminalIp=req.getRemoteAddr();
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logService.recordOperationLog(docUser.getId(),docUser.getName(), UserOperation.TYPE_DOWNLOAD.getType(),new Date(),terminalIp,opreationMsg,operationDetail);
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}
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}
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