package com.tt.rhms.sys.controller;

import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

/**
 * @Author xl
 * 匯入Excel資料
 */
@RestController
public class DownloadExcel {
    @ResponseBody//返回json資料
    @RequestMapping(value = "/lz/excelImport", method = RequestMethod.POST)
    public String uploadImg(@RequestParam("file") MultipartFile file, HttpServletRequest request) {
        if (file.isEmpty()) {
            return "檔案為空！";
        }
        try {
            //根據路徑獲取這個操作excel的例項
            HSSFWorkbook sheets = new HSSFWorkbook(file.getInputStream());
            //根據頁面index獲取sheet頁
            HSSFSheet sheet = sheets.getSheetAt(0);
            //實體類集合
            HSSFRow row = null;
            //迴圈sesheet頁中資料從第二行開始，第一行是標題
            for (int i = 0; i < sheet.getPhysicalNumberOfRows(); i++) {
                //獲取每一行資料
                row = sheet.getRow(i);
                String id = row.getCell(0).getStringCellValue();
                String name = row.getCell(1).getStringCellValue();
                String date = row.getCell(2).getStringCellValue();
                String age = row.getCell(3).getStringCellValue();
                System.out.println(id+""+name+""+date+""+age+"");
                //入庫操作
            }
        } catch (IOException e) {
            e.printStackTrace();
            return "匯入失敗";
        }
        return "匯入成功";
    }
}
//表格資料

//postman請求