package com.example.service;
import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.util.RandomUtil;
import cn.hutool.json.JSONObject;
import com.example.dao.NxQuestionInfoDao;
import com.example.dao.NxTestpaperInfoDao;
import com.example.entity.NxTestpaperInfo;
import com.example.exception.CustomException;
import com.example.vo.NxQuestionInfoVo;
import com.example.vo.NxTestpaperInfoVo;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@Service
public class NxTestpaperInfoService {
@Resource
private NxQuestionInfoDao nxQuestionInfoDao;
@Resource
private NxTestpaperInfoDao nxTestpaperInfoDao;
public NxTestpaperInfo add(NxTestpaperInfo nxTestpaperInfo) {
nxTestpaperInfoDao.insertSelective(nxTestpaperInfo);
return nxTestpaperInfo;
}
/**
* 生成试卷
*
* @param nxTestpaperInfoVo
* @return
*/
public NxTestpaperInfo generatePaper(NxTestpaperInfoVo nxTestpaperInfoVo) {
// 试卷的type
String type = nxTestpaperInfoVo.getType();
List<NxQuestionInfoVo> finalSelectQuestions = CollUtil.newArrayList();
if (nxTestpaperInfoVo.getSelectQuestion() != null) {
List<NxQuestionInfoVo> selectQuestions = nxQuestionInfoDao.findByQuestionType("单选题", type);
if (nxTestpaperInfoVo.getSelectQuestion() <= 0) {
throw new CustomException("-1", "单选题设置需大于0");
}
if (nxTestpaperInfoVo.getSelectQuestion() > selectQuestions.size()) {
throw new CustomException("-1", "单选题库数量不足");
}
// 选择题题目集合
List<Integer> selectIndexList = getIndexList(selectQuestions.size(), nxTestpaperInfoVo.getSelectQuestion());
selectIndexList.forEach(i -> finalSelectQuestions.add(selectQuestions.get(i)));
}
List<NxQuestionInfoVo> finalJudgeQuestions = CollUtil.newArrayList();
if (nxTestpaperInfoVo.getJudgeQuestion() != null) {
List<NxQuestionInfoVo> judgeQuestions = nxQuestionInfoDao.findByQuestionType("判断题", type);
if (nxTestpaperInfoVo.getJudgeQuestion() <= 0) {
throw new CustomException("-1", "判断题设置需大于0");
}
if (nxTestpaperInfoVo.getJudgeQuestion() > judgeQuestions.size()) {
throw new CustomException("-1", "判断题库数量不足");
}
// 判断题题目集合
List<Integer> judgeIndexList = getIndexList(judgeQuestions.size(), nxTestpaperInfoVo.getJudgeQuestion());
judgeIndexList.forEach(i -> finalJudgeQuestions.add(judgeQuestions.get(i)));
}
List<NxQuestionInfoVo> finalAnswerQuestions = CollUtil.newArrayList();
if (nxTestpaperInfoVo.getAnswerQuestion() != null) {
List<NxQuestionInfoVo> answerQuestions = nxQuestionInfoDao.findByQuestionType("简答题", type);
if (nxTestpaperInfoVo.getAnswerQuestion() <= 0) {
throw new CustomException("-1", "简答题设置需大于0");
}
if (nxTestpaperInfoVo.getAnswerQuestion() > answerQuestions.size()) {
throw new CustomException("-1", "简答题库数量不足");
}
// 简答题题题目集合
List<Integer> answerIndexList = getIndexList(answerQuestions.size(), nxTestpaperInfoVo.getAnswerQuestion());
answerIndexList.forEach(i -> finalAnswerQuestions.add(answerQuestions.get(i)));
}
// 多选题
List<NxQuestionInfoVo> finalMulSelectQuestions = CollUtil.newArrayList();
if (nxTestpaperInfoVo.getMulSelectQuestion() != null) {
List<NxQuestionInfoVo> mulSelectQuestions = nxQuestionInfoDao.findByQuestionType("多选题", type);
if (nxTestpaperInfoVo.getMulSelectQuestion() <= 0) {
throw new CustomException("-1", "多选题设置需大于0");
}
if (nxTestpaperInfoVo.getMulSelectQuestion() > mulSelectQuestions.size()) {
throw new CustomException("-1", "多选题库数量不足");
}
// 多选题题题目集合
List<Integer> answerIndexList = getIndexList(mulSelectQuestions.size(), nxTestpaperInfoVo.getMulSelectQuestion());
answerIndexList.forEach(i -> finalMulSelectQuestions.add(mulSelectQuestions.get(i)));
}
// 填空题
List<NxQuestionInfoVo> finalFillQuestions = CollUtil.newArrayList();
if (nxTestpaperInfoVo.getFillQuestion() != null) {
List<NxQuestionInfoVo> fillQuestions = nxQuestionInfoDao.findByQuestionType("填空题", type);
if (nxTestpaperInfoVo.getFillQuestion() <= 0) {
throw new CustomException("-1", "填空题设置需大于0");
}
if (nxTestpaperInfoVo.getFillQuestion() > fillQuestions.size()) {
throw new CustomException("-1", "填空题库数量不足");
}
// 填空题题题目集合
List<Integer> answerIndexList = getIndexList(fillQuestions.size(), nxTestpaperInfoVo.getFillQuestion());
answerIndexList.forEach(i -> finalFillQuestions.add(fillQuestions.get(i)));
}
// 校验，不能全部为空
if (CollectionUtil.isEmpty(finalSelectQuestions) && CollectionUtil.isEmpty(finalJudgeQuestions) && CollectionUtil.isEmpty(finalAnswerQuestions)
&& CollectionUtil.isEmpty(finalMulSelectQuestions) && CollectionUtil.isEmpty(finalFillQuestions)) {
throw new CustomException("-1", "请至少确定一种题型数量");
}
// 生成试卷html
Map<String, String> map = getPaperHtml(nxTestpaperInfoVo, finalSelectQuestions, finalJudgeQuestions, finalAnswerQuestions,
finalMulSelectQuestions, finalFillQuestions);
nxTestpaperInfoVo.setContent(map.get("page"));
nxTestpaperInfoVo.setAnswer(map.get("answer"));
//插入表
add(nxTestpaperInfoVo);
return nxTestpaperInfoVo;
}
/**
* 生成试卷html
*
* @param selects
* @param judges
* @param answers
* @return
*/
private Map<String, String> getPaperHtml(NxTestpaperInfoVo nxTestpaperInfoVo, List<NxQuestionInfoVo> selects,
List<NxQuestionInfoVo> judges, List<NxQuestionInfoVo> answers,
List<NxQuestionInfoVo> mulSelect, List<NxQuestionInfoVo> fill) {
Map<String, String> map = new HashMap<>();
StringBuilder pageBuilder = new StringBuilder();
JSONObject answerBuilder = new JSONObject();
pageBuilder.append("<div class=\"panel-heading\">\n")
.append("<span style=\"font-size: 14px\">试卷名称：</span><span style=\"color: orangered\">" + nxTestpaperInfoVo.getName() + "</span>\n")
.append("<span style=\"font-size: 14px; margin-left: 20px\">试卷编号：</span><span style=\"color: orangered\">" + nxTestpaperInfoVo.getCode() + "</span>\n")
.append("<span style=\"font-size: 14px; margin-left: 20px\">考试剩余时间：</span><span id=\"time\" style=\"color: orangered\">" + nxTestpaperInfoVo.getTime() + "分</span>\n")
.append("</div>\n")
.append("<div class=\"panel-body\">\n")
.append("<div style=\"border: 1px solid #1E9FFF;\">
JAVA,数据库最好时mysql习题检索系统
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2022-04-12
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JAVA,数据库最好时mysql习题检索系统 （420个子文件） 
$PRODUCT_WORKSPACE_FILE$ 489B NxTestpaperInfoService.class 15KB AccountController.class 12KB AdminInfoController.class 10KB EchartsController.class 9KB UserInfoController.class 9KB TeacherInfoController.class 9KB NxTestpaperInfoController.class 8KB NxSystemFileController.class 8KB AdvertiserInfoController.class 8KB NxQuestionTypeInfoController.class 8KB NxQuestionInfoController.class 8KB NxTypeInfoController.class 7KB MenuController.class 5KB FileInfoController.class 5KB NxScoreInfoController.class 4KB MessageInfoCommentService.class 4KB XinwenInfoCommentService.class 4KB FileInfoCommentService.class 4KB TeacherInfoService.class 4KB AdminInfoService.class 4KB UserInfoService.class 4KB MessageInfoCommentController.class 4KB XinwenInfoCommentController.class 4KB FileInfoCommentController.class 4KB NxScoreInfoService.class 4KB MessageInfoService.class 4KB NxQuestionInfoService.class 3KB MessageInfoController.class 3KB AdminInfo.class 3KB XinwenInfoController.class 3KB AdvertiserInfoService.class 3KB TeacherInfo.class 3KB UserInfo.class 3KB NxQuestionTypeInfoService.class 3KB NxScoreInfo.class 3KB NxTypeInfoService.class 3KB XinwenInfoService.class 3KB Account.class 3KB NxSystemFileInfoService.class 3KB FileInfoService.class 3KB NxTestpaperInfo.class 2KB Result.class 2KB NxQuestionInfo.class 2KB FileInfo.class 2KB EchartsData.class 2KB ResultCode.class 2KB MessageInfoComment.class 2KB XinwenInfoComment.class 2KB FileInfoComment.class 2KB MyInterceptor.class 2KB GlobalExceptionHandler.class 2KB MessageInfo.class 2KB EchartsData$Data.class 2KB WebMvcConfig.class 2KB AdvertiserInfo.class 2KB NxTestpaperInfoVo.class 1KB EchartsData$Series.class 1KB AuthorityInfo.class 1KB MyInterceptorConfig.class 1KB NxQuestionTypeInfo.class 1KB NxSystemFileInfo.class 1KB NxTypeInfo.class 1KB XinwenInfo.class 1KB NxScoreInfoDao.class 1KB MessageInfoCommentVo.class 1KB AuthorityInfo$Model.class 1KB XinwenInfoCommentVo.class 1KB FileInfoCommentVo.class 1KB CustomException.class 1KB NxQuestionInfoDao.class 1KB TeacherInfoDao.class 930B NxTestpaperInfoDao.class 925B AdminInfoDao.class 920B UserInfoDao.class 915B MessageInfoCommentDao.class 903B XinwenInfoCommentDao.class 898B FileInfoCommentDao.class 888B MessageInfoVo.class 831B MessageInfoDao.class 798B Application.class 793B NxSystemFileInfoDao.class 773B FileInfoDao.class 682B NxQuestionTypeInfoDao.class 665B AdvertiserInfoDao.class 649B XinwenInfoDao.class 633B NxTypeInfoDao.class 633B NxQuestionTypeInfoVo.class 336B AdvertiserInfoVo.class 320B NxQuestionInfoVo.class 320B NxScoreInfoVo.class 308B TeacherInfoVo.class 308B XinwenInfoVo.class 304B NxTypeInfoVo.class 304B AdminInfoVo.class 300B FileInfoVo.class 296B UserInfoVo.class 296B index.css 227KB index.css 227KB bootstrap.min.css 119KB共 420 条
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资源评论
山乔峤峤2023-06-03资源使用价值高，内容详实，给了我很多新想法，感谢大佬分享~
