重复答题清除原答题结果

src/main/java/cn/aibreeze/exam/api/ExamController.java

@@ -245,6 +245,7 @@ public class ExamController {
                                          @RequestParam(value = "user_id") String userId,
                                          @RequestParam(value = "question") String question,
                                          @RequestParam(value = "answer") String answer,
+                                         @RequestParam(value = "question_id") Long questionId,
                                          @RequestParam(value = "user_answer") String userAnswer) {
 
 
@@ -257,6 +258,18 @@ public class ExamController {
         qa.setQuestion(question);
         qa.setAnswer(answer);
         qa.setScene(scene);
+        qa.setQuestionId(questionId);
+
+        // 更新之前考试过的题目
+        ElehSessionQaRecordDo recordDo = qaRecordMapper.selectQaRecord(tenant, sessionId, userId, questionId);
+        if(Objects.nonNull(recordDo)) {
+            ElehSessionQaRecordDo update = new ElehSessionQaRecordDo();
+            update.setAnswer("");
+            update.setScoreCriteria("");
+            update.setScore(null);
+            update.setId(recordDo.getId());
+            qaRecordMapper.updateById(update);
+        }
 
         log.info("PUT REDIS KEY = {}, REDIS VALUE = {}", redisKey, JSONObject.toJSONString(qa));