package com.ruoyi.basic.excel;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.io.FileUtil;
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import cn.hutool.core.util.IdUtil;
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import com.alibaba.excel.EasyExcel;
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import com.alibaba.excel.ExcelWriter;
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import com.alibaba.excel.enums.WriteDirectionEnum;
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import com.alibaba.excel.write.metadata.WriteSheet;
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import com.alibaba.excel.write.metadata.fill.FillConfig;
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import com.alibaba.excel.write.metadata.fill.FillWrapper;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.production.dto.ExportProductionPrintOrderDto;
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import lombok.SneakyThrows;
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import org.apache.poi.ss.usermodel.*;
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import org.apache.poi.ss.util.CellRangeAddress;
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import org.springframework.stereotype.Component;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.InputStream;
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/**
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* @author buhuazhen
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* @date 2026/4/25
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* @email 3038525872@qq.com
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*/
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@Component
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public class ProductionPrintOrderExcel {
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/**
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* 合并单元格并为合并区域添加左右边框
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*
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* @param sheet Sheet
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* @param workbook Workbook
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* @param range 要合并的区域
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*/
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public static void mergeWithBorder(Sheet sheet, Workbook workbook, CellRangeAddress range, CellStyle s) {
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// 1. 添加合并区域（检测是否重叠）
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for (int i = sheet.getNumMergedRegions() - 1; i >= 0; i--) {
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CellRangeAddress old = sheet.getMergedRegion(i);
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// 判断是否重叠（简单矩形重叠逻辑）
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if (!(range.getLastRow() < old.getFirstRow()
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|| range.getFirstRow() > old.getLastRow()
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|| range.getLastColumn() < old.getFirstColumn()
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|| range.getFirstColumn() > old.getLastColumn())) {
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// 存在重叠 → 删除旧的
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sheet.removeMergedRegion(i);
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}
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}
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sheet.addMergedRegion(range);
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// 2. 为合并区域内的所有单元格添加左右边框
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for (int rowIdx = range.getFirstRow(); rowIdx <= range.getLastRow(); rowIdx++) {
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Row row = sheet.getRow(rowIdx);
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if (row == null) {
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row = sheet.createRow(rowIdx);
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}
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for (int colIdx = range.getFirstColumn(); colIdx <= range.getLastColumn(); colIdx++) {
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Cell cell = row.getCell(colIdx);
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if (cell == null) {
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cell = row.createCell(colIdx);
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}
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CellStyle style = workbook.createCellStyle();
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// 若该单元格已有样式，复制
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if (cell.getCellStyle() != null) {
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style.cloneStyleFrom(cell.getCellStyle());
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}
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// 设置左右边框
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style.setBorderLeft(s.getBorderLeft());
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style.setBorderRight(s.getBorderRight());
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style.setBorderTop(s.getBorderTop());
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style.setBorderBottom(s.getBorderBottom());
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style.setAlignment(s.getAlignment());
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style.setVerticalAlignment(VerticalAlignment.CENTER);
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cell.setCellStyle(style);
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}
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}
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}
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@SneakyThrows
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public byte[] createPrintOrderTemplate(ExportProductionPrintOrderDto printOrderDto, InputStream templateInputStream) {
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ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
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try (ExcelWriter excelWriter = EasyExcel.write(byteArrayOutputStream)
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.withTemplate(templateInputStream)
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.build()) {
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FillConfig fillConfig = FillConfig.builder()
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.forceNewRow(true)
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.autoStyle(true)
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.direction(WriteDirectionEnum.VERTICAL)
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.build();
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WriteSheet writeSheet = EasyExcel.writerSheet().build();
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excelWriter.fill(printOrderDto, writeSheet);
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excelWriter.fill(new FillWrapper("materialInfo", printOrderDto.getMaterialInfo()), fillConfig, writeSheet);
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excelWriter.fill(new FillWrapper("processContent", printOrderDto.getProcessContent()), fillConfig, writeSheet);
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excelWriter.fill(new FillWrapper("plateMaking", printOrderDto.getPlateMaking()), fillConfig, writeSheet);
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excelWriter.finish();
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} catch (Exception e) {
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throw new ServiceException("excel 生成失败! " + e.getMessage());
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}
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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try {
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Workbook workbook = WorkbookFactory.create(
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new ByteArrayInputStream(byteArrayOutputStream.toByteArray())
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);
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CellStyle cellStyleTblr = workbook.createCellStyle();
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cellStyleTblr.setBorderBottom(BorderStyle.THIN);
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cellStyleTblr.setBorderTop(BorderStyle.THIN);
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cellStyleTblr.setBorderLeft(BorderStyle.THIN);
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cellStyleTblr.setBorderRight(BorderStyle.THIN);
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cellStyleTblr.setWrapText(true);
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cellStyleTblr.setAlignment(HorizontalAlignment.CENTER);
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cellStyleTblr.setVerticalAlignment(VerticalAlignment.CENTER);
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Sheet sheet = workbook.getSheetAt(0);
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// ===== 插入图片 =====
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if(printOrderDto.getCuttingImage() != null){
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byte[] imageBytes = printOrderDto.getCuttingImage();
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int pictureIdx = workbook.addPicture(imageBytes, Workbook.PICTURE_TYPE_JPEG);
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CreationHelper helper = workbook.getCreationHelper();
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Drawing<?> drawing = sheet.createDrawingPatriarch();
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ClientAnchor anchor = helper.createClientAnchor();
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anchor.setCol1(6); // 第7列（G列）
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anchor.setRow1(7);
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anchor.setDx1(142700); // 向右移动（约半格）
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anchor.setDy1(222700);
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anchor.setCol2(8); // 宽度终点
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anchor.setRow2(9); // 高度终点
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Picture picture = drawing.createPicture(anchor, pictureIdx);
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// picture.resize(0.5);
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}
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// 进行合并操作 切料示意图部分
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int startRow = 7;
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int size = printOrderDto.getMaterialInfo().size();
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int qlEndRow = startRow + size - 1 + 4;
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mergeWithBorder(sheet, workbook, new CellRangeAddress(
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startRow,
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qlEndRow,
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6,
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7
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), cellStyleTblr);
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// 产品备注
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mergeWithBorder(sheet, workbook, new CellRangeAddress(
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6+1+printOrderDto.getMaterialInfo().size() +0,
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6+1+printOrderDto.getMaterialInfo().size() +1,
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0,
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5
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), cellStyleTblr);
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int zbRowStart = qlEndRow + 2 + CollUtil.size(printOrderDto.getPlateMaking()) +1;
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int zbRowEnd = zbRowStart + CollUtil.size(printOrderDto.getProcessContent());
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mergeWithBorder(sheet, workbook, new CellRangeAddress(
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zbRowStart,
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zbRowEnd,
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4,
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7
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), cellStyleTblr);
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workbook.write(out);
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workbook.close();
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} catch (Exception e) {
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throw new ServiceException("图片处理失败! " + e.getMessage());
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}
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return out.toByteArray();
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}
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}
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