package com.dy.pmsBase.code;
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import cn.hutool.core.codec.Base64;
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import com.dy.common.util.QrCodeGenerator;
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import com.dy.common.webUtil.BaseResponse;
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import com.dy.common.webUtil.BaseResponseUtils;
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import com.dy.pmsGlobal.util.QrCodeConstant;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* 生成标识类二维码
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*/
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@Slf4j
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@RestController
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@RequestMapping(path = "markCode")
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@SuppressWarnings("unchecked")//java版本越高，对泛型约束越严，所以配置SuppressWarnings("unchecked")
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public class MarkCodeCtrl {
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/**
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* 客户端请求得到默认密码
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* @return 默认密码
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*/
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@GetMapping(path = "show")
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public BaseResponse<List<ResultVo>> show() {
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try{
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List<ResultVo> list = new ArrayList<>() ;
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URL logoUrl = MarkCodeCtrl.class.getResource("/images/logo.png") ;
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String[][] marks = QrCodeConstant.Marks() ;
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for(String[] mark : marks){
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ResultVo vo = new ResultVo() ;
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vo.code = mark[0] ;
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vo.name = mark[1] ;
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BufferedImage bufferedImage = QrCodeGenerator.toBufferedImage(QrCodeGenerator.createBitMatrix(mark[0], QrCodeConstant.MarkQrCodeWidth, QrCodeConstant.MarkQrCodeHeight));
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if(logoUrl != null){
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bufferedImage = QrCodeGenerator.addQrCodeLogo(bufferedImage, new File(logoUrl.getFile()));
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}
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byte[] codes = QrCodeGenerator.bufferedImageToByteArray(bufferedImage, "JPG");
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vo.imgBase64 = Base64.encode(codes);
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list.add(vo) ;
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}
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return BaseResponseUtils.buildSuccess(list);
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}catch (Exception e){
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log.error("生成标识类二维码时异常", e);
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return BaseResponseUtils.buildException(e.getMessage());
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}
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}
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}
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