package com.whyc.service;

import com.whyc.dto.FileUrlDTO;
import com.whyc.dto.Response;
import com.whyc.mapper.ProductBomApprovingMapper;
import com.whyc.pojo.DocUser;
import com.whyc.pojo.ProductBomApproving;
import com.whyc.pojo.WorksheetMain;
import com.whyc.util.ActionUtil;
import com.whyc.util.CommonUtil;
import com.whyc.util.FileUtil;
import com.whyc.util.Zip4jUtil;
import io.swagger.models.auth.In;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.ss.usermodel.*;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;
import javax.xml.crypto.Data;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.LinkedList;
import java.util.List;

@Service
public class ProductBomApprovingService {

    @Resource
    private ProductBomApprovingMapper mapper;

    public List<ProductBomApproving> excelParse(InputStream inputStream) throws IOException, InvalidFormatException {
        List<ProductBomApproving> list = new LinkedList<>();
        Workbook workbook = null;
        workbook = WorkbookFactory.create(inputStream);
        List<? extends PictureData> allPictures = workbook.getAllPictures();
        inputStream.close();
        //取第一个sheet表
        Sheet sheet = workbook.getSheetAt(0);
        int lastRowNum = sheet.getLastRowNum();
        //取第三行,并以第三行开始
        Row row2 = sheet.getRow(1);
        short lastCellNum = row2.getLastCellNum();
        for (int i = 2; i < lastRowNum+1; i++) {
            ProductBomApproving bomApproving = new ProductBomApproving();
            for (int j = 1; j < lastCellNum; j++) {
                Row row = sheet.getRow(i);
                Cell cell = row.getCell(j);
                String cellValue = null;
                Double cellValueInt = 0d;
                if(j == 9){
                    cellValueInt = cell.getNumericCellValue();
                }else if(j!=15){
                    cellValue = cell.getStringCellValue();
                }
                switch (j){
                    case 1:{bomApproving.setParentCode(cellValue);}break;
                    case 2:{bomApproving.setParentName(cellValue);}break;
                    case 3:{bomApproving.setParentModel(cellValue);}break;
                    case 4:{bomApproving.setCategory(cellValue);}break;
                    case 5:{bomApproving.setSubCode(cellValue);}break;
                    case 6:{bomApproving.setSubName(cellValue);}break;
                    case 7:{bomApproving.setSubModel(cellValue);}break;
                    case 8:{bomApproving.setUnit(cellValue);}break;
                    case 9:{bomApproving.setQuantity(cellValueInt.intValue());}break;
                    case 10:{bomApproving.setProducer(cellValue);}break;
                    case 11:{bomApproving.setMaterial(cellValue);}break;
                    case 12:{bomApproving.setThickness(cellValue);}break;
                    case 13:{bomApproving.setSurfaceDetail(cellValue);}break;
                    case 14:{bomApproving.setNotes(cellValue);}break;
                    case 15:{
                        //图片,从0开始,到图片size为止
                        int k = i-2;
                        if(k<allPictures.size()){
                            PictureData pictureData = allPictures.get(k);
                            //图片存储 product_approving/username/2022-07/
                            DocUser user = ActionUtil.getUser();
                            String dateFormat = new SimpleDateFormat("YYYY-MM").format(new Date());
                            String rootFile = CommonUtil.getRootFile();
                            String approvingPath = rootFile + File.separator + "product_approving" + File.separator + user.getName() + File.separator + dateFormat;
                            File provingFile = new File(approvingPath);
                            if(!provingFile.exists()){
                                provingFile.mkdirs();
                            }
                            String suffix = pictureData.suggestFileExtension();
                            String picturePath = approvingPath + File.separator + bomApproving.getSubModel() + "." + suffix;
                            String picturePathFront = "doc_file" + File.separator + "product_approving" + File.separator + user.getName() + File.separator + dateFormat + File.separator + bomApproving.getSubModel() + "." + suffix;
                            byte[] data = pictureData.getData();
                            FileOutputStream fileOutputStream = null;
                            File pictureFile = new File(picturePath);
                            fileOutputStream = new FileOutputStream(pictureFile);
                            fileOutputStream.write(data);

                            bomApproving.setPictureUrl(picturePathFront);
                        }
                    }break;
                }
            }
            list.add(bomApproving);
        }

        return list;
    }

    public void insert(List<ProductBomApproving> bomList) {
        mapper.insertBatchSomeColumn(bomList);
    }

    public Response zipParse(MultipartFile file) throws IOException, InvalidFormatException {
        List<ProductBomApproving> list = new LinkedList<>();
        Response response = new Response();
        //检查是否为zip
        boolean isZip = Zip4jUtil.checkZipFileParam(file);
        if(!isZip){
            return response.set(1,false,"上传的文件格式不是zip");
        }
        //zip存储路径:doc_file/product_approving/${username}/{dateFormat}/${timeStamp}
        String rootFile = CommonUtil.getRootFile();
        DocUser user = ActionUtil.getUser();
        String dateFormat = new SimpleDateFormat("YYYY-MM").format(new Date());
        long timeStamp = System.currentTimeMillis();
        String filePath = rootFile + File.separator + "product_approving" + File.separator + user.getName() + File.separator + dateFormat+ File.separator + timeStamp;
        File parentFile = new File(filePath);
        File zipFile = new File(filePath+File.separator+file.getOriginalFilename());
        if(!zipFile.exists()){
            zipFile.mkdirs();
        }
        file.transferTo(zipFile);
        //解压文件夹
        Zip4jUtil.unPackZip(zipFile,null,filePath);
        //遍历解压后的文件夹路径,解析excel
        System.out.println(filePath);
        List<String> fileList = new ArrayList<>();
        //图纸筛选
        List<FileUrlDTO> dwgExistsList = getDwgList(fileList);
        fileList = FileUtil.getStaticFilePath(parentFile,fileList);
        for (int i = 0; i < fileList.size(); i++) {
            String fileTempUrl = fileList.get(i);
            if(fileTempUrl.contains(".xls")){
                File fileTemp = new File(fileTempUrl);
                Workbook workbook = null;
                workbook = WorkbookFactory.create(fileTemp);
                List<? extends PictureData> allPictures = workbook.getAllPictures();
                //取第一个sheet表
                Sheet sheet = workbook.getSheetAt(0);
                int lastRowNum = sheet.getLastRowNum();
                //取第三行,并以第三行开始
                Row rowTemp = sheet.getRow(1);
                short lastCellNum = rowTemp.getLastCellNum();
                //先单独获取产品型号和版本号/分类
                Row row = sheet.getRow(1);
                String type = row.getCell(1).getStringCellValue();

                Row row2 = sheet.getRow(2);
                String productModel = row2.getCell(5).getStringCellValue();
                Row row3 = sheet.getRow(3);
                String productVersion = row3.getCell(5).getStringCellValue();
                for (int l = 9; l < lastRowNum-1; l++) {
                    ProductBomApproving bomApproving = new ProductBomApproving();
                    bomApproving.setParentModel(productModel);
                    bomApproving.setParentVersion(productVersion);
                    bomApproving.setType(type);

                    for (int m = 2; m < lastCellNum; m++) {
                        row = sheet.getRow(l);
                        Cell cell = row.getCell(m);
                        String cellValue = null;
                        int cellValueInt = 0;
                        Double cellValueDouble = null;
                        if(m == 3){
                            cellValueDouble = cell.getNumericCellValue();
                            DecimalFormat decimalFormat = new DecimalFormat("0");
                            cellValue = decimalFormat.format(cellValueDouble);
                        }
                        else if(m ==7){
                            cellValueDouble = cell.getNumericCellValue();
                            if(cellValueDouble.equals(0d)){
                                cellValue = "";
                            }else{
                                cellValue = cellValueDouble.toString();
                            }
                        }
                        else if(m==8){
                            cellValueDouble = cell.getNumericCellValue();
                        }
                        else {
                            cellValue = cell.getStringCellValue();
                        }

                        switch (m){
                            case 2:{bomApproving.setCategory(cellValue);}break;
                            case 3:{bomApproving.setSubCode(cellValue);}break;
                            case 4:{bomApproving.setSubName(cellValue);}break;
                            case 5:{
                                bomApproving.setSubModel(cellValue);
                                //判断图纸查看是否存在
                                bomApproving.setDwgExist(0);
                                String dwgFileName = cellValue+".dwg";
                                for (int n = 0; n < dwgExistsList.size(); n++) {
                                    FileUrlDTO fileUrlDTO = dwgExistsList.get(n);
                                    if(dwgFileName.equals(fileUrlDTO.getFileName())){
                                        //存在
                                        bomApproving.setDwgExist(1);
                                        bomApproving.setDwgUrl(fileUrlDTO.getHttpFileUrl());
                                        break;
                                    }
                                }
                            }break;
                            case 6:{bomApproving.setMaterial(cellValue);}break;
                            case 7:{bomApproving.setThickness(cellValue);}break;
                            case 8:{bomApproving.setQuantity(cellValueDouble.intValue());}break;
                            case 9:{bomApproving.setSurfaceDetail(cellValue);}break;
                            case 10:{bomApproving.setNotes(cellValue);}break;
                            case 11:{
                                //图片,从0开始,到图片size为止
                                int k = l-9;
                                if(k<allPictures.size()-1){
                                    PictureData pictureData = allPictures.get(k+1);
                                    //图片存储 doc_file/product_approving/${username}/{dateFormat}/${timeStamp}
                                    String suffix = pictureData.suggestFileExtension();
                                    String picturePath = filePath + File.separator + bomApproving.getSubModel() + "." + suffix;
                                    String picturePathFront = "doc_file" + File.separator + "product_approving" + File.separator + user.getName() + File.separator + dateFormat + File.separator + timeStamp  + File.separator + bomApproving.getSubModel() + "." + suffix;
                                    byte[] data = pictureData.getData();
                                    FileOutputStream fileOutputStream = null;
                                    File pictureFile = new File(picturePath);
                                    fileOutputStream = new FileOutputStream(pictureFile);
                                    fileOutputStream.write(data);

                                    bomApproving.setPictureUrl(picturePathFront);
                                }
                            }break;
                        }
                    }
                    list.add(bomApproving);
                }
            }
        }
        return response.setII(1,true,list,"解析完成");
    }

    private List<FileUrlDTO> getDwgList(List<String> fileList) {
        List<FileUrlDTO> list = new LinkedList<>();
        fileList.forEach(fileUrl->{
            if(fileUrl.substring(fileUrl.lastIndexOf(".")+1).equals("dwg")) {
                FileUrlDTO dto = new FileUrlDTO();
                dto.setFileName(fileUrl.substring(fileUrl.lastIndexOf(File.separator) + 1));
                dto.setHttpFileUrl(fileUrl.substring(fileUrl.lastIndexOf("doc_file" + File.separator + "product_approving")));
                list.add(dto);
            }
        });
        return list;
    }

    public static void main(String[] args) throws IOException, InvalidFormatException {
        String a = "C:\\Users\\29550\\Desktop\\当前项目\\202207泰州平台\\49泰州数据库备份-服务器从windows切换到Ubuntu时的数据库备份\\db_alarm.sql";
        String substring = a.substring(a.lastIndexOf(File.separator)+1);
       String s2 = (a.substring(a.lastIndexOf("当前项目"+File.separator+"202207泰州平台")));

        System.out.println(substring);
        System.out.println(s2);
    }
}