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src/views/AIDevelop.vue

@@ -35,23 +35,23 @@
               课程小节
             </span>
             <el-menu
-              :default-active="activeMenuIndex"
+              :default-active="course.key"
               @open="handleOpen"
               @close="handleClose"
               @select="handleSelect"
-              :default-openeds="['3']"
+              :default-openeds="['1']"
             >
-              <template v-for="item in menuItems" :key="item.index">
-                <el-menu-item v-if="!item.children" :index="item.index">{{
+              <template v-for="item in menuItems" :key="item.key">
+                <el-menu-item v-if="!item.children" :index="item.key">{{
                   item.title
                 }}</el-menu-item>
-                <el-sub-menu v-else :index="item.index">
+                <el-sub-menu v-else :index="item.key">
                   <template #title>
                     <span>{{ item.title }}</span>
                   </template>
                   <el-menu-item-group v-if="item.children">
-                    <template v-for="child in item.children" :key="child.index">
-                      <el-menu-item :index="child.index"
+                    <template v-for="child in item.children" :key="child.key">
+                      <el-menu-item :index="child.key"
                         >• {{ child.title }}</el-menu-item
                       >
                     </template>
@@ -368,7 +368,7 @@ const handleSelect = index => {
 
   const findTitle = items => {
     for (const item of items) {
-      if (item.index === index) {
+      if (item.key === index) {
         return item.title
       }
       if (item.children) {