diff --git a/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuIndexController.java b/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuIndexController.java
index 75f7449..4dd0215 100644
--- a/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuIndexController.java
+++ b/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuIndexController.java
@@ -217,8 +217,14 @@ public class StuIndexController {
             StuLearningTime stuLearningTime = stuLearningTimes.get(0);
             if (stuLearningTime.getLearningTime() == null) {
                 stuLearningTime.setLearningTime(time);
+                stuLearningTimeMapper.updateByPrimaryKey(stuLearningTime);
             } else {
-                stuLearningTime.setLearningTime(stuLearningTime.getLearningTime() + time);
+                String learningTime = stuLearningTime.getLearningTime();
+                int i = Integer.parseInt(learningTime);
+                int i1 = Integer.parseInt(time);
+                int finalTime = i + i1;
+                stuLearningTime.setLearningTime(String.valueOf(finalTime));
+                stuLearningTimeMapper.updateByPrimaryKey(stuLearningTime);
             }
         }
     }
diff --git a/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuKnowledgeNote.java b/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuKnowledgeNote.java
index 52e6748..95610db 100644
--- a/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuKnowledgeNote.java
+++ b/src/main/java/com/sztzjy/financial_bigdata/controller/stu/StuKnowledgeNote.java
@@ -1,6 +1,7 @@
 package com.sztzjy.financial_bigdata.controller.stu;
 
 import cn.hutool.core.util.IdUtil;
+import org.apache.commons.lang3.StringEscapeUtils;
 import com.sztzjy.financial_bigdata.annotation.AnonymousAccess;
 import com.sztzjy.financial_bigdata.entity.StuTrainingExample;
 import com.sztzjy.financial_bigdata.entity.StuTrainingWithBLOBs;
@@ -114,13 +115,14 @@ public class StuKnowledgeNote {
 
 
     @AnonymousAccess
-    @ApiOperation("知识概要-保存")
+    @ApiOperation("知识概要-保存和修改")
     @PostMapping("saveSysKnowledgeSummary")
     public ResultEntity<String> saveSysKnowledgeSummary(@ApiParam("ID必传") @RequestBody SysKnowledgeSummary sysKnowledgeSummary) {
-        if (StringUtils.isNotBlank(sysKnowledgeSummary.getChapterId())) {
+        if (StringUtils.isBlank(sysKnowledgeSummary.getChapterId())) {
             return new ResultEntity<>(HttpStatus.BAD_REQUEST, "ID不能为空！");
         }
         SysKnowledgeSummary sysKnowledgeSummary1 = sysKnowledgeSummaryMapper.selectByPrimaryKey(sysKnowledgeSummary.getChapterId());
+
         if (sysKnowledgeSummary1 == null) { //为空 保存
             sysKnowledgeSummaryMapper.insert(sysKnowledgeSummary);
             return new ResultEntity<>(HttpStatus.OK, "保存成功！");