package com.zt.life.export.service;
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import cn.hutool.core.util.ReflectUtil;
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import com.deepoove.poi.XWPFTemplate;
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import com.deepoove.poi.config.Configure;
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import com.deepoove.poi.config.ConfigureBuilder;
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import com.deepoove.poi.data.PictureRenderData;
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import com.deepoove.poi.policy.HackLoopTableRenderPolicy;
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import com.zt.life.export.dto.WordFile;
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import com.zt.life.oss.OssEncryptService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import javax.imageio.ImageIO;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.awt.image.BufferedImage;
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import java.io.*;
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import java.lang.reflect.Field;
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import java.text.SimpleDateFormat;
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import java.util.*;
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@Service
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public class WordFileService {
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@Value("${zt.oss.local-path}")
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private String localPath;
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@Autowired
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private OssEncryptService ossEncryptService;
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public void exportWordFile(HttpServletRequest request, Object dataObj, WordFile wordFile, HttpServletResponse response) throws UnsupportedEncodingException, FileNotFoundException {
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// 数据map集合
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Map<String, Object> wordData = new HashMap<>();
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//HackLoopTableRenderPolicy hackLoopTableRenderPolicy = new HackLoopTableRenderPolicy();
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Configure config = null;
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ConfigureBuilder builder = Configure.newBuilder();
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this.formatWordData(dataObj, wordData, builder);
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config = builder.build();
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File fl = new File(localPath + "/template/" + wordFile.getModulePath());
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FileInputStream fs = new FileInputStream(fl);
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XWPFTemplate template;
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if (config != null) {
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template = XWPFTemplate.compile(fs, config);
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} else {
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template = XWPFTemplate.compile(fs);
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}
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template.render(wordData);
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DownloadService.download(request, response, template, wordFile.getWordName());
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}
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public void formatWordData(Object dataObj, Map<String, Object> wordData, ConfigureBuilder builder) {
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Field[] fields = ReflectUtil.getFields(dataObj.getClass());
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for (Field field : fields) {
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field.setAccessible(true);
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String fieldName = field.getName();
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String typeName = field.getType().getName();
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Object staticFieldValue = ReflectUtil.getFieldValue(dataObj, field.getName()); // 属性对应的数据
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if (typeName.contains("com.zt.life.modules")) {
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formatWordData(staticFieldValue, wordData, builder);
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} else {
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if (field.getType().getName().equals("java.util.List")) {
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builder.bind(fieldName, new HackLoopTableRenderPolicy());
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} else if (staticFieldValue != null) {
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if (typeName.contains("java.util.Date") && fieldName.contains("Date")) {
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy年MM月dd日");
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staticFieldValue = sdf.format(staticFieldValue);
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}
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String valStr = staticFieldValue.toString();
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if (valStr.contains("文件图片:")) {
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valStr = localPath + valStr.replace("文件图片:", "");
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File file = new File(valStr);
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if (file.exists() && !localPath.equals(valStr)) {
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try (InputStream in = ossEncryptService.decrypt(file)) {
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InputStream in2 = ossEncryptService.decrypt(file);
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BufferedImage bufferedImage = ImageIO.read(in2);
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int width = bufferedImage.getWidth();
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int height = bufferedImage.getHeight();
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if (width > 900 ) {
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height = (height * 900) / width;
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staticFieldValue = new PictureRenderData(900, height, ".png", in);
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} else {
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staticFieldValue = new PictureRenderData(width, height, ".png", in);
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}
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/*staticFieldValue = new PictureRenderData(80, 100, "d://" + valStr);*/
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} catch (IOException e) {
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e.printStackTrace();
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}
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} else {
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staticFieldValue = new PictureRenderData(100, 30, localPath + "template/noSign.png");
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}
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}
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}
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if (wordData.get(fieldName) == null)
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wordData.put(fieldName, staticFieldValue);
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}
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if (wordData.get(fieldName) == null)
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wordData.put(fieldName, staticFieldValue);
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}
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}
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}
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