package com.ruoyi.web.controller.smartor;
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import com.google.zxing.BarcodeFormat;
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import com.google.zxing.WriterException;
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import com.google.zxing.client.j2se.MatrixToImageWriter;
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import com.google.zxing.common.BitMatrix;
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import com.google.zxing.qrcode.QRCodeWriter;
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import com.smartor.domain.Question;
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import com.smartor.domain.SvyLibTemplate;
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import freemarker.template.Configuration;
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import freemarker.template.Template;
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import freemarker.template.TemplateException;
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import io.swagger.annotations.Api;
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import io.swagger.annotations.ApiOperation;
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import org.springframework.http.MediaType;
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import org.springframework.web.bind.annotation.*;
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import javax.servlet.http.HttpServletRequest;
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import java.io.File;
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import java.io.IOException;
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import java.io.StringWriter;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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@Api(description = "问卷二维码")
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@RestController
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@RequestMapping("/qrcode")
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public class QRCodeController {
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private final Configuration configuration;
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public QRCodeController(Configuration configuration) {
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this.configuration = configuration;
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}
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/**
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* 问卷题目
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*
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* @param reqid 问卷ID
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* userid 用户ID
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* @return
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* @throws IOException
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* @throws TemplateException
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*/
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@ResponseBody
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@GetMapping(value = "/generateStaticHtml/{reqid}/{userid}", produces = MediaType.TEXT_HTML_VALUE)
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public String generateStaticHtml(@PathVariable("reqid") String reqid, @PathVariable("userid") String userid) throws IOException, TemplateException {
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// 创建Freemarker配置
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Configuration configuration = new Configuration(Configuration.VERSION_2_3_31);
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configuration.setClassForTemplateLoading(SvyLibTemplateController.class, "/template");
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configuration.setDefaultEncoding("UTF-8");
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try {
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// 加载模板
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Template template = configuration.getTemplate("question.ftl");
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// 准备题目数据
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List<Question> questions = new ArrayList<>();
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// 单选题
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List<String> singleChoiceOptions = new ArrayList<>();
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singleChoiceOptions.add("Option 1");
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singleChoiceOptions.add("Option 2");
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singleChoiceOptions.add("Option 3");
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Question singleChoiceQuestion = new Question("singleChoice", "单选题111", "单选题题目1：", singleChoiceOptions);
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List<String> singleChoiceOptions2 = new ArrayList<>();
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singleChoiceOptions2.add("Option 4");
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singleChoiceOptions2.add("Option 5");
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singleChoiceOptions2.add("Option 6");
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Question singleChoiceQuestion2 = new Question("singleChoice", "单选题222", "单选题题目2：", singleChoiceOptions2);
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questions.add(singleChoiceQuestion);
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questions.add(singleChoiceQuestion2);
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// 多选题
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List<String> multipleChoiceOptions = new ArrayList<>();
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multipleChoiceOptions.add("Option A");
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multipleChoiceOptions.add("Option B");
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multipleChoiceOptions.add("Option C");
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Question multipleChoiceQuestion = new Question("multipleChoice", "多选题1", "Question 2: Select multiple options", multipleChoiceOptions);
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questions.add(multipleChoiceQuestion);
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// 问答题
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Question openEndedQuestion = new Question("openEnded", "问答题题", "问答题题目1", null);
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questions.add(openEndedQuestion);
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// 准备模板数据
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Map<String, Object> data = new HashMap<>();
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data.put("questions", questions);
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// 渲染模板
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StringWriter writer = new StringWriter();
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template.process(data, writer);
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String renderedTemplate = writer.toString();
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return writer.toString();
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// 返回模板内容给客户端
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// System.out.println(renderedTemplate); // 这里只是示例，实际应用中应将内容返回给客户端进行展示
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} catch (IOException | TemplateException e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* @param reqid 问卷ID
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* @param userid 用户ID
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*/
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@ApiOperation("获取问卷二维码")
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@GetMapping(value = "/getQRcode/{reqid}/{userid}")
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public void getQRcode(@PathVariable("reqid") String reqid, @PathVariable("userid") String userid) {
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String url = "http://192.168.2.10:8080/smartor/svytitle/generateStaticHtml";
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String filePath = "D:\\daima\\qrcode.png"; // 保存二维码图像的文件路径
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generateQRCode(url, filePath);
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System.out.println("QR Code generated successfully!");
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}
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private void generateQRCode(String url, String filePath) {
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QRCodeWriter qrCodeWriter = new QRCodeWriter();
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try {
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BitMatrix bitMatrix = qrCodeWriter.encode(url, BarcodeFormat.QR_CODE, 500, 500);
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File outputFile = new File(filePath);
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MatrixToImageWriter.writeToPath(bitMatrix, "PNG", outputFile.toPath());
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} catch (WriterException | IOException e) {
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e.printStackTrace();
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}
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}
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/**
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* 问券结果处理
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*
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* @param request
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*/
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@PostMapping(value = "/getFormDate")
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public void getFormDate(HttpServletRequest request) {
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Map<String, String[]> formData = request.getParameterMap();
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System.out.println(formData.toString());
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}
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}
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