Merge branch 'iteration-classroom' into jenkins

src/views/prepare-lessons/components/lesson-main/courseware-presets/index.module.less

@@ -104,6 +104,11 @@
 
       &:hover {
         color: #1677FF;
+
+        .iconP {
+          background: url('../../../images/icon-arrow-p-active.png') no-repeat center;
+          background-size: contain;
+        }
       }
     }
 

src/views/prepare-lessons/components/lesson-main/courseware/addCourseware.tsx

@@ -278,6 +278,12 @@ export default defineComponent({
           return;
         }
 
+        if (forms.coursewareList.length <= 0) {
+          message.error('未配置知识点');
+          forms.messageOperation.visiable = false;
+          return;
+        }
+
         let isNotAdd = false;
         for (const item of forms.coursewareList) {
           if (!item.name) {
@@ -295,6 +301,7 @@ export default defineComponent({
           forms.messageOperation.visiable = false;
           return;
         }
+
         forms.messageOperation.loading = true;
         await onSaveCourseWare();
         forms.messageOperation.loading = false;

src/views/prepare-lessons/model/source-music/components/list/index.module.less

@@ -249,7 +249,8 @@
     margin-left: 8px;
     width: 8px;
     height: 5px;
-    background: url('../../../images/icon-arrow2.png') no-repeat center center / contain;
+    // background: url('../../../images/icon-arrow2.png') no-repeat center center / contain;
+    background: url('/src/views/content-information/images/icon-arrow2.png') no-repeat center center / contain;
     transform: rotate(180deg);
   }