fix getCorrectAnswer

examcloud-exchange-outer-api-provider/src/main/java/cn/com/qmth/examcloud/exchange/outer/api/provider/ExamQuestionOuterServiceProvider.java

@@ -39,12 +39,12 @@ import cn.com.qmth.examcloud.support.handler.richText.bean.SectionCollectionBean
 import cn.com.qmth.examcloud.support.helper.ExamCacheTransferHelper;
 import cn.com.qmth.examcloud.web.support.ControllerSupport;
 import cn.com.qmth.examcloud.web.support.StatusResponse;
-import com.mysql.cj.util.StringUtils;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiResponse;
 import io.swagger.annotations.ApiResponses;
 import org.apache.commons.collections.CollectionUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -145,7 +145,7 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
         }
 
         String subjectCode = req.getSubjectCode();
-        if (StringUtils.isNullOrEmpty(subjectCode)) {
+        if (StringUtils.isEmpty(subjectCode)) {
             throw new StatusException("101002", "科目代码不允许为空");
         }
 
@@ -211,7 +211,7 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
         }
 
         String subjectCode = req.getSubjectCode();
-        if (StringUtils.isNullOrEmpty(subjectCode)) {
+        if (StringUtils.isEmpty(subjectCode)) {
             throw new StatusException("105002", "科目代码不允许为空");
         }
 
@@ -240,10 +240,10 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
             OuterSubjectivePaperQuestionBean subPaperQues = new OuterSubjectivePaperQuestionBean();
 
             //获取指定小题的题干相关信息
-            QuestionCacheBean cachedQues = CacheHelper.getQuestion(examId, subjectCode, subQues.getPaperType(), subQues.getQuestionId());
-            String strAnswer = getCorrectAnswer(subQues.getSubNumber(), subQues.getQuestionId(), cachedQues, subjectiveQuestions);
-            String strParentBody = getParentBody(cachedQues);
-            String strBody = getBody(subQues.getSubNumber(), subQues.getQuestionId(), cachedQues, subjectiveQuestions);
+            QuestionCacheBean baseQuestion = CacheHelper.getQuestion(examId, subjectCode, subQues.getPaperType(), subQues.getQuestionId());
+            String strAnswer = getCorrectAnswer(subQues.getSubNumber(), subQues.getQuestionId(), baseQuestion, subjectiveQuestions, QuestionCategory.SUBJECTIVE);
+            String strParentBody = getParentBody(baseQuestion);
+            String strBody = getBody(subQues.getSubNumber(), subQues.getQuestionId(), baseQuestion, subjectiveQuestions);
 
             //注意：ComplexTextHandler类中有公共字段，需要多例，不能搞成单例，否则会出问题
             RichTextHandler answerComplexRichTextHandler = RichTextHandlerFactory.getHandler("complex");
@@ -289,7 +289,7 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
     @PostMapping("/getQuestionAnswer")
     @Override
     public OuterGetQuestionAnswerResp getQuestionAnswer(@RequestBody OuterGetQuestionAnswerReq req) {
-        if (StringUtils.isNullOrEmpty(req.getQuestionId())) {
+        if (StringUtils.isEmpty(req.getQuestionId())) {
             throw new StatusException("102001", "题目id不允许为空");
         }
 
@@ -315,11 +315,11 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
             throw new StatusException("103002", "课程代码不允许为空");
         }
 
-        if (StringUtils.isNullOrEmpty(req.getPaperType())) {
+        if (StringUtils.isEmpty(req.getPaperType())) {
             throw new StatusException("103003", "试卷类型不允许为空");
         }
 
-        if (StringUtils.isNullOrEmpty(req.getBasePaperId())) {
+        if (StringUtils.isEmpty(req.getBasePaperId())) {
             throw new StatusException("103004", "原始试卷id不允许为空");
         }
 
@@ -442,12 +442,12 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
 
             //图片作答特殊处理：将图片作答中的文字部分和图片部分拆开
             if (BlockType.image.name().equals(transformedAnswerType)) {
-                if (!StringUtils.isNullOrEmpty(stuAnswer)) {
+                if (!StringUtils.isEmpty(stuAnswer)) {
                     //图片作答的标识
                     String firstMatch = RegExpUtil.find(stuAnswer, "<div \\S*photo-answers-block\\S*>");
 
                     int index;
-                    if (StringUtils.isNullOrEmpty(firstMatch)) {
+                    if (StringUtils.isEmpty(firstMatch)) {
                         index = -1;
                     } else {
                         index = stuAnswer.indexOf(firstMatch);
@@ -586,7 +586,7 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
         DefaultQuestionStructure questionStructure = cachedQues.getDefaultQuestion().getMasterVersion();
 
         //body为空，则说明当前小题为非套题(即questionUnitList集合大小为1),可直接返回小题题干
-        if (StringUtils.isNullOrEmpty(questionStructure.getBody())) {
+        if (StringUtils.isEmpty(questionStructure.getBody())) {
             return questionStructure.getQuestionUnitList().get(0).getBody();
         }
 
@@ -614,31 +614,51 @@ public class ExamQuestionOuterServiceProvider extends ControllerSupport implemen
      *
      * @param curSubNumber 当前小题号
      * @param questionId   原小题id
-     * @param cachedQues   带题干的试题结构
-     * @param allEqList    所有作答集合
+     * @param baseQuestion 带题干的试题结构
+     * @param questions    所有作答集合
      * @return
      */
-    private String getCorrectAnswer(Integer curSubNumber, String questionId,
-                                    QuestionCacheBean cachedQues, List<OuterQuestionBean> allEqList) {
-        QuestionAnswerCacheBean questionAnswerCache = CacheHelper.getQuestionAnswer(questionId);
-        List<String> rightAnswerList = questionAnswerCache.getRightAnswers();
-        DefaultQuestionStructure questionStructure = cachedQues.getDefaultQuestion().getMasterVersion();
-
+    private String getCorrectAnswer(Integer curSubNumber, String questionId, QuestionCacheBean baseQuestion,
+                                    List<OuterQuestionBean> questions, QuestionCategory questionCategory) {
+        // QuestionAnswerCacheBean questionAnswerCache = CacheHelper.getQuestionAnswer(questionId);
+        // List<String> rightAnswerList = questionAnswerCache.getRightAnswers();
+
+        List<String> allRightAnswers = new ArrayList<>();
+        List<String> objectiveRightAnswers = new ArrayList<>();
+        List<String> subjectiveRightAnswers = new ArrayList<>();
+
+        // 套题下多个子题同时存在有“客观题”和“主观题”情况，取答案时注意过滤
+        DefaultQuestionStructure questionStructure = baseQuestion.getDefaultQuestion().getMasterVersion();
+        for (DefaultQuestionUnit unit : questionStructure.getQuestionUnitList()) {
+            if (QuestionType.SINGLE_CHOICE == unit.getQuestionType() ||
+                    QuestionType.MULTIPLE_CHOICE == unit.getQuestionType() ||
+                    QuestionType.TRUE_OR_FALSE == unit.getQuestionType()) {
+                objectiveRightAnswers.add(StringUtils.join(unit.getRightAnswer(), ""));
+            } else {
+                subjectiveRightAnswers.add(StringUtils.join(unit.getRightAnswer(), ""));
+            }
+            allRightAnswers.add(StringUtils.join(unit.getRightAnswer(), ""));
+        }
 
         //body为空，则说明当前小题为非套题(rightAnswerList集合大小为1),可直接返回
-        if (StringUtils.isNullOrEmpty(questionStructure.getBody())) {
-            return rightAnswerList.get(0);
+        if (StringUtils.isEmpty(questionStructure.getBody())) {
+            return allRightAnswers.get(0);
         }
 
-
-        //同一questionId的主观题集合(不带题干，有小题号)
-        List<OuterQuestionBean> noBodySubjectiveQuesList = allEqList.stream().
+        //同一questionId的套题集合(不带题干，有小题号)
+        List<OuterQuestionBean> collectQuestions = questions.stream().
                 filter(p -> p.getQuestionId().equals(questionId)).collect(Collectors.toList());
 
-        for (int i = 0; i < noBodySubjectiveQuesList.size(); i++) {
+        for (int i = 0; i < collectQuestions.size(); i++) {
             //如果小题号相同，则根据相同索引从带题干的集合中取出对应的小题答案
-            if (noBodySubjectiveQuesList.get(i).getSubNumber().intValue() == curSubNumber.intValue()) {
-                return rightAnswerList.get(i);
+            if (collectQuestions.get(i).getSubNumber().intValue() == curSubNumber.intValue()) {
+                if (QuestionCategory.SUBJECTIVE == questionCategory) {
+                    return allRightAnswers.get(i);
+                } else if (QuestionCategory.OBJECTIVE == questionCategory) {
+                    return allRightAnswers.get(i);
+                } else {
+                    return allRightAnswers.get(i);
+                }
             }
         }