diff --git a/components.d.ts b/components.d.ts
index 18ec8fb..70efff9 100644
--- a/components.d.ts
+++ b/components.d.ts
@@ -27,6 +27,7 @@ declare module 'vue' {
     WdProgress: typeof import('wot-design-uni/components/wd-progress/wd-progress.vue')['default']
     WdRadio: typeof import('wot-design-uni/components/wd-radio/wd-radio.vue')['default']
     WdRadioGroup: typeof import('wot-design-uni/components/wd-radio-group/wd-radio-group.vue')['default']
+    WdSortButton: typeof import('wot-design-uni/components/wd-sort-button/wd-sort-button.vue')['default']
     WdStatusTip: typeof import('wot-design-uni/components/wd-status-tip/wd-status-tip.vue')['default']
     WdStep: typeof import('wot-design-uni/components/wd-step/wd-step.vue')['default']
     WdSteps: typeof import('wot-design-uni/components/wd-steps/wd-steps.vue')['default']
diff --git a/src/pages/index/index.vue b/src/pages/index/index.vue
index 94d4150..9486aec 100644
--- a/src/pages/index/index.vue
+++ b/src/pages/index/index.vue
@@ -54,6 +54,7 @@ const handleBeforeToggle: DropMenuItemBeforeToggle = ({ status, resolve }) => {
 
 const expandedCourse = ref(['lesson'])
 const groupedLessons = ref<{ [key: string]: LessonTask[] }>({})
+const refreshKey = ref(0)
 
 const openLessonDetail = (courseId: number) => {
   router.push({
@@ -97,22 +98,47 @@ const loadLessons = async () => {
       return
     }
 
-    const groupData = res.data.content
-      .sort((a: LessonTask, b: LessonTask) => a.id - b.id)
-      .reduce((acc: { [key: string]: LessonTask[] }, cur: LessonTask) => {
-        if (!acc[cur.courseName]) {
-          acc[cur.courseName] = []
-        }
-        acc[cur.courseName].push(cur)
-        return acc
-      }, {})
+    // 先按 id 排序
+    let sortedContent = [...res.data.content].sort((a: LessonTask, b: LessonTask) => a.id - b.id)
 
+    // 分组
+    const groupData = sortedContent.reduce((acc: { [key: string]: LessonTask[] }, cur: LessonTask) => {
+      if (!acc[cur.courseName]) {
+        acc[cur.courseName] = []
+      }
+      acc[cur.courseName].push(cur)
+      return acc
+    }, {})
+
+    // 如果不是默认排序，对每个组内的课程按进度排序
+    if (value.value !== 0) {
+      Object.keys(groupData).forEach(courseName => {
+        groupData[courseName].sort((a: LessonTask, b: LessonTask) => {
+          const progressA = calcLessonProgress(a)
+          const progressB = calcLessonProgress(b)
+          return value.value === 1
+            ? progressB - progressA  // 完成度高的优先（降序）
+            : progressA - progressB  // 完成度低的优先（升序）
+        })
+      })
+    }
+
+    console.log('分组后的课程数据:', JSON.stringify(groupData, null, 2))
     groupedLessons.value = groupData
-    expandedCourse.value = Object.keys(groupData).filter(courseName => {
-      return groupData[courseName].filter((lesson: LessonTask) =>
-        calcLessonProgress(lesson) !== 0 && calcLessonProgress(lesson) !== 100
-      ).length > 0
+
+    const expandedGroups = Object.keys(groupData).filter(courseName => {
+      const courses = groupData[courseName]
+      const hasCompleted = courses.some(lesson => calcLessonProgress(lesson) === 100)
+      const hasNotStarted = courses.some(lesson => calcLessonProgress(lesson) === 0)
+      const hasInProgress = courses.some(lesson => {
+        const progress = calcLessonProgress(lesson)
+        return progress > 0 && progress < 100
+      })
+      return (hasCompleted && hasNotStarted) || hasInProgress
     })
+
+    // 更新展开的课程组
+    expandedCourse.value = expandedGroups
   } catch (err: unknown) {
     if (err instanceof Error) {
       toast.error({ msg: err.message })
@@ -163,19 +189,35 @@ onLoad(() => {
   loadLessons()
 })
 
+const value = ref<number>(0)
+
+// 处理排序按钮点击
+const handleChange = ({ value: newValue }: { value: number }) => {
+  console.log('排序值:', newValue)
+  value.value = newValue
+  loadLessons().then(() => {
+    // 强制重新渲染组件
+    refreshKey.value++
+  })
+}
 </script>
 
 <template>
   <page-wrapper>
     <div>
-      <wd-drop-menu v-if="!user.hasRole('teacher')">
-        <wd-drop-menu-item v-model="teacherFilterValue" :options="teacherFilterOptions"
-          :before-toggle="handleBeforeToggle" />
-      </wd-drop-menu>
+      <div v-if="!user.hasRole('teacher')" class="flex items-center justify-around gap-4 px-4">
+        <wd-drop-menu>
+          <wd-drop-menu-item v-model="teacherFilterValue" :options="teacherFilterOptions"
+            :before-toggle="handleBeforeToggle" />
+        </wd-drop-menu>
+        <view>
+          <wd-sort-button title="进度" allow-reset v-model="value" @change="handleChange" />
+        </view>
+      </div>
       <wd-collapse v-model="expandedCourse">
         <wd-status-tip v-if="Object.keys(groupedLessons).length === 0" image="content" tip="当前账号没有分配微课" />
         <wd-collapse-item v-else v-for="(courses, courseName) in groupedLessons" :name="`${courseName}`"
-          :key="courseName">
+          :key="`${courseName}-${refreshKey}`">
           <template #title="{ expanded, disabled, isFirst }">
             <div class="w-full flex justify-between items-center">
               <div class="flex flex-col gap-1">
@@ -184,25 +226,31 @@ onLoad(() => {
                 </p>
                 <div class="flex items-center gap-1">
                   <wd-tag v-if="(() => {
+                    // 如果有已完成的课程和未开始的课程，就显示进行中
+                    const hasCompleted = courses.some(lesson => calcLessonProgress(lesson) === 100)
+                    const hasNotStarted = courses.some(lesson => calcLessonProgress(lesson) === 0)
+                    if (hasCompleted && hasNotStarted) return true
+
+                    // 或者有进度在0-100之间的课程
                     const hasInProgress = courses.some(lesson => {
-                      const progress = calcLessonProgress(lesson);
-                      return progress > 0 && progress < 100;
-                    });
-                    return hasInProgress;
+                      const progress = calcLessonProgress(lesson)
+                      return progress > 0 && progress < 100
+                    })
+                    return hasInProgress
                   })()" custom-class="w-fit" type="primary">进行中</wd-tag>
                   <wd-tag v-if="(() => {
                     const allCompleted = courses.every(lesson => {
-                      const progress = calcLessonProgress(lesson);
-                      return progress === 100;
-                    });
-                    return allCompleted;
+                      const progress = calcLessonProgress(lesson)
+                      return progress === 100
+                    })
+                    return allCompleted
                   })()" custom-class="w-fit" type="success">已完成</wd-tag>
                   <wd-tag v-if="(() => {
                     const allNotStarted = courses.every(lesson => {
-                      const progress = calcLessonProgress(lesson);
-                      return progress === 0;
-                    });
-                    return allNotStarted;
+                      const progress = calcLessonProgress(lesson)
+                      return progress === 0
+                    })
+                    return allNotStarted
                   })()" custom-class="w-fit" type="default">未开始</wd-tag>
                   <wd-tag custom-class="op-60" plain>
                     共{{ courses.length }}节微课
@@ -238,7 +286,8 @@ onLoad(() => {
           </template>
           <div class="w-full">
             <wd-status-tip v-if="courses.length === 0" image="content" tip="没有课程小节" />
-            <div v-else v-for="(lesson, i) in courses" :key="i" @click="openLessonDetail(lesson.id)"
+            <div v-else v-for="(lesson, i) in courses" :key="`${lesson.id}-${refreshKey}`"
+              @click="openLessonDetail(lesson.id)"
               class="w-full py-2 gap-12 flex justify-between items-center  border-b border-b-solid border-neutral-100 last:border-b-0 first:pt-0 last:pb-0">
               <div class="flex items-center gap-1 self-center">
                 <wd-badge is-dot hidden>