package com.xkrs.util;

import net.sf.jxls.transformer.XLSTransformer;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import java.io.*;
import java.util.Map;

/**
 * @Author: XinYi Song
 * @Date: 2022/1/17 8:56
 */
public class ExportExcel {

    /**
     * 最简单的填充
     *
     * @since 2.1.1
     */
    /*public static String simpleFill(Map<String, String> map,String templateFileName) {


        String s = System.currentTimeMillis() + ".xlsx";
        // 方案2 根据Map填充
        String fileName = "/usr/local/excel/" + s;
        //String fileName = "E:\\shoptest\\" + s;
        // 这里 会填充到第一个sheet， 然后文件流会自动关闭

        ExcelWriterBuilder write = EasyExcel.write(fileName);

        ExcelWriterBuilder excelWriterBuilder = write.withTemplate(templateFileName);

        ExcelWriter build = excelWriterBuilder.build();
        WriteSheet writeSheet = EasyExcel.writerSheet().build();

        build.fill(map,writeSheet);
        build.finish();

        //EasyExcel.write(fileName).withTemplate(templateFileName).sheet().doFill(map);
        return "http://118.24.27.47:2088/excel/"+s;
        //return "http://192.168.2.139/"+s;
    }*/


    public static String exportToProveExcel(Map<String, String> dataMap, String srcFilePath) throws IOException, InvalidFormatException {
        String s = System.currentTimeMillis() + ".xlsx";
        //String path = "E:/shop/"+s;
        String path = "/home/sxy/server/industrial_measurement/excel/" + s;

        //  开始转换。利用  transformer 转到Excel
        XLSTransformer transformer = new XLSTransformer();
        // 参数：srcFilePath：模板源文件    cMap：需要导出的数据   destFile.getAbsolutePath()：下载的目标文件
        transformer.transformXLS(srcFilePath, dataMap, path);
        //return "http://192.168.2.139/"+s;
        return "http://118.24.27.47:2088/excel/"+s;
    }

    /*public static void main(String[] args) throws IOException, InvalidFormatException {
        // 模板注意 用{} 来表示你要用的变量 如果本来就有"{","}" 特殊字符 用"\{","\}"代替
        String templateFileName = TestFileUtil.getPath() + "templates" + File.separator + "test.xlsx";
        Map<String, String> map = new HashMap<String, String>();
        map.put("name", "张三");
        map.put("sex", "男");
        //simpleFill(map,templateFileName);
        HttpServletResponse response = null;
        String s = exportToProveExcel(map);
        System.out.println(s);
    }*/
}