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.github.pagehelper.PageInfo;
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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.dto.ZipUtils;
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import com.whyc.mapper.ProductBomMapper;
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import com.whyc.pojo.ProductBom;
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import com.whyc.util.ActionUtil;
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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.util.Date;
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import java.util.List;
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@Service
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public class ProductBomService {
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@Autowired(required = false)
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private ProductBomMapper mapper;
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//图纸分类检索
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public Response searchCadDrawer(ProductBom productBom,int pageCurr,int pageSize) {
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PageHelper.startPage(pageCurr,pageSize);
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List list=mapper.searchCadDrawer(productBom);
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PageInfo pageInfo=new PageInfo(list);
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return new Response().setII(1,list.size()>0?true:false,pageInfo,"数据返回");
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}
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//图纸文件下载
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public void downloadCadDrawer(HttpServletRequest req, HttpServletResponse resp) {
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String fileDirName = FileDirPath.getFileDirName();
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String rootFace=fileDirName+ File.separator+"face";
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String timeStr= ActionUtil.sdfwithFTP.format(new Date());
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try {
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File file=new File(rootFace+".zip");
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FileOutputStream forootFace = new FileOutputStream(file);
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ZipUtils.toZip(rootFace, forootFace,true);
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// 转码防止乱码
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resp.addHeader("Content-Disposition", "attachment;filename="
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+ new String(timeStr.getBytes("UTF-8"), "ISO8859-1")
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+ ".zip");
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OutputStream out = resp.getOutputStream();
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FileInputStream in = new FileInputStream(rootFace+".zip");
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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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file.delete();
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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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}
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//根据子件code获取最终的信息
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public Response getBomBySubcode(String scode) {
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QueryWrapper wrapper=new QueryWrapper();
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wrapper.eq("sub_code",scode);
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List list=mapper.selectList(wrapper);
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return new Response().setII(1,list.size()>0?true:false,list,"返回数据");
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}
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}
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