package com.nanometer.smartlab.util;

import com.nanometer.smartlab.entity.OpeApply;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;

import java.util.List;
import java.util.Map;

public class ExcelUtil {
    public static HSSFWorkbook exportExcel(List<String> headerList, List<List<Object>> dataList) {
        HSSFWorkbook hssfWorkbook = new HSSFWorkbook();
        HSSFSheet sheet = hssfWorkbook.createSheet();
        HSSFRow titlerRow = sheet.createRow(0);
        for(int i = 0; i < headerList.size(); i++) {
            titlerRow.createCell(i).setCellValue(headerList.get(i));
        }

        for (int i = 0; i < dataList.size(); i++) {
            HSSFRow dataRow = sheet.createRow(i + 1);
            List<Object> realDataList = dataList.get(i);
            for(int j = 0; j < realDataList.size(); j++) {
                dataRow.createCell(j).setCellValue(realDataList.get(j) == null ? "": String.valueOf(realDataList.get(j)));
            }
        }
        return hssfWorkbook;
    }




}