明星电力充电桩
blame | 历史 | 补丁 | 提交 | 提交对比 | ignore whitespace
无关风月
2024-08-27 e86ed626de30e3e60ba5e1294b0d134546ac5b4d 
 ruoyi-service/ruoyi-chargingPile/src/main/java/com/ruoyi/chargingPile/controller/TChargingGunController.java


@@ -1,6 +1,8 @@


package com.ruoyi.chargingPile.controller;






import cn.hutool.core.img.ImgUtil;


import cn.hutool.core.io.FileUtil;


import com.ruoyi.chargingPile.api.dto.TChargingGunDTO;


import com.ruoyi.chargingPile.api.model.TChargingGun;


import com.ruoyi.chargingPile.api.model.TChargingPile;


@@ -8,6 +10,7 @@


import com.ruoyi.chargingPile.api.vo.TChargingGunVO;


import com.ruoyi.chargingPile.service.TChargingGunService;


import com.ruoyi.chargingPile.service.TChargingPileService;


import com.ruoyi.chargingPile.util.QRCodeUtils;


import com.ruoyi.common.core.domain.R;


import com.ruoyi.common.core.web.domain.AjaxResult;


import com.ruoyi.common.core.web.domain.BaseDelete;


@@ -21,7 +24,14 @@


import org.springframework.web.bind.annotation.*;




import javax.annotation.Resource;


import javax.servlet.ServletOutputStream;


import javax.servlet.http.HttpServletResponse;


import java.awt.image.BufferedImage;


import java.io.BufferedReader;


import java.io.FileInputStream;


import java.io.FileReader;


import java.io.PrintWriter;


import java.net.URLEncoder;


import java.util.Arrays;


import java.util.List;




@@ -125,7 +135,27 @@


    @ApiOperation(tags = {"管理后台-充电桩信息"},value = "下载二维码")


    @GetMapping(value = "/downloadQRCode/{id}")


    public void downloadQRCode(@PathVariable Integer id, HttpServletResponse response){


        // todo 待完善


        try {


            TChargingGun chargingGun = chargingGunService.getById(id);


            String fileName = URLEncoder.encode(chargingGun.getCode(), "UTF-8") + ".jpg";


            response.setContentType("application/force-download");


            response.addHeader("Content-Disposition", "attachment;fileName=" + fileName);


            String url = "https://www.baidu.com?id=" + id;


            String filePath = "D:/Program Files/nginx-1.20.2/html";


            QRCodeUtils.encode(url, filePath);


            FileInputStream inputStream = new FileInputStream(filePath);


            ServletOutputStream out = response.getOutputStream();


            int len = 0;


            byte[] buf = new byte[1024];


            while ((len = inputStream.read(buf, 0, 1024)) != -1) {


                out.write(buf);


            }


            out.flush();


            out.close();


            inputStream.close();


        }catch (Exception e){


            e.printStackTrace();


        }


    }