diff --git a/api/aifn.ts b/api/aifn.ts
index a8bd944..ece273d 100644
--- a/api/aifn.ts
+++ b/api/aifn.ts
@@ -7,15 +7,56 @@ export type AIGeneratedContentResponse = IResponse<{
   }
 }>
 
-export const generateLessonPlan = async (params: {
+export interface GenerateLessonPlanParams {
   query: string
-}) => {
+  moduleName?: string
+  urls?: string[]
+  useTemplate?: boolean
+  templateId?: string
+}
+
+export interface RegenerateLessonPlanSectionParams {
+  query: string
+  conversationId: string
+  urls?: string[]
+}
+
+export interface LessonPlanTemplate {
+  createBy: number
+  createTime: string
+  docxUrl: string
+  id: number
+  imgUrl: string
+  isActive: boolean
+  moduleName: string
+  name: string
+  remark: string
+  updateBy: number
+  updateTime: string
+}
+
+export const generateLessonPlan = async (params: GenerateLessonPlanParams) => {
   return await http<AIGeneratedContentResponse>(`/ai/lesson-plan-design/text-block`, {
     method: 'POST',
     body: params,
   })
 }
 
+export const regenerateLessonPlanSection = async (params: RegenerateLessonPlanSectionParams) => {
+  return await http<AIGeneratedContentResponse>(`/ai/lesson-plan-design/update-block`, {
+    method: 'POST',
+    body: params,
+  })
+}
+
+export const getLessonPlanTemplate = async () => {
+  return await http<IResponse<{
+    data: LessonPlanTemplate[]
+  }>>(`/ai/lesson-plan-template/list`, {
+    method: 'GET',
+  })
+}
+
 export const generateCase = async (params: {
   query: string
 }) => {
diff --git a/components/ai/Conversation.vue b/components/ai/Conversation.vue
index 5bca5f4..7b53a44 100644
--- a/components/ai/Conversation.vue
+++ b/components/ai/Conversation.vue
@@ -162,7 +162,9 @@ const onDeleteConversation = (conversationId: string) => {
           <div
             class="gradient-border"
             :class="
-              message.role === 'assistant' && !currentConversation?.finished_at && message.content
+              message.role === 'assistant'
+                && !currentConversation?.finished_at
+                && message.content
                 ? ''
                 : 'inactive'
             "
@@ -188,6 +190,25 @@ const onDeleteConversation = (conversationId: string) => {
                 思考中
               </div>
             </div>
+            <div
+              v-if="message.role === 'assistant' && currentConversation?.finished_at && message.content"
+              class="pt-4 flex items-center gap-2"
+            >
+              <!-- download button -->
+              <Button
+                size="sm"
+              >
+                <Icon name="tabler:plus" />
+                加入教案库
+              </Button>
+              <Button
+                size="sm"
+                variant="secondary"
+              >
+                <Icon name="tabler:download" />
+                下载到本地
+              </Button>
+            </div>
           </div>
         </div>
       </div>
diff --git a/components/ai/GeneratedContent.vue b/components/ai/GeneratedContent.vue
index 66eb8e3..29bd82a 100644
--- a/components/ai/GeneratedContent.vue
+++ b/components/ai/GeneratedContent.vue
@@ -6,7 +6,8 @@ defineProps<{
 }>()
 
 defineEmits<{
-  (e: 'regenerate' | 'delete', itemIndex: number): void
+  (e: 'delete', itemIndex: number): void
+  (e: 'regenerate', itemIndex: number, conversationId: string): void
   (e: 'regenerateAll' | 'download' | 'save'): void
 }>()
 </script>
@@ -66,15 +67,15 @@ defineEmits<{
           {{ item.title }}
         </span>
         <div class="flex items-center">
-          <!-- <Button
+          <Button
             variant="link"
             size="xs"
             class="text-muted-foreground"
-            @click="$emit('regenerate', i)"
+            @click="$emit('regenerate', i, data.conversationId)"
           >
             <Icon name="tabler:reload" />
             重新生成
-          </Button> -->
+          </Button>
           <Button
             variant="link"
             size="xs"
diff --git a/components/ai/index.ts b/components/ai/index.ts
index 6e52e9b..21944e1 100644
--- a/components/ai/index.ts
+++ b/components/ai/index.ts
@@ -1,9 +1,15 @@
 export interface AIGeneratedContent {
+  conversationId: string
+  createdAt: number
+  id: string
+  messageId: string
+  raw: string
+  sections: AIGeneratedContentSection[]
+  taskId: string
   title: string
-  sections: AIGeneratedContentItem[]
 }
 
-export interface AIGeneratedContentItem {
+export interface AIGeneratedContentSection {
   title: string
   content: string
 }
diff --git a/components/app/sidebar/nav/Main.vue b/components/app/sidebar/nav/Main.vue
index ac97f67..e9e4fb9 100644
--- a/components/app/sidebar/nav/Main.vue
+++ b/components/app/sidebar/nav/Main.vue
@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { ChevronRight } from 'lucide-vue-next'
-import type { SidebarNavItem } from './Sidebar.vue'
+import type { SidebarNavItem } from '../index.vue'
 
 defineProps<{
   nav: {
@@ -23,7 +23,7 @@ defineProps<{
         v-for="item in group.items"
         :key="item.title"
         as-child
-        :default-open="item.isActive"
+        default-open
         class="group/collapsible"
       >
         <SidebarMenuItem>
@@ -74,20 +74,24 @@ defineProps<{
             <!-- 无跳转链接 -->
             <SidebarMenuButton
               v-else
+              as="a"
+              class="py-5"
               :tooltip="item.title"
             >
               <!-- 图标名 -->
               <Icon
                 v-if="item.icon && typeof item.icon === 'string'"
                 :name="item.icon"
-                size="16px"
+                class="!size-6"
               />
               <!-- 图标组件 -->
               <component
                 :is="item.icon"
                 v-else
+                class="!size-6"
               />
               <span>{{ item.title }}</span>
+              <!-- 有子项目 -->
               <ChevronRight
                 v-if="item.items"
                 class="ml-auto transition-transform duration-200 group-data-[state=open]/collapsible:rotate-90"
@@ -108,6 +112,7 @@ defineProps<{
                 >
                   <SidebarMenuSubButton
                     as="a"
+                    class="py-4"
                     as-child
                     :is-active="isActive"
                     :href
diff --git a/components/course/Card.vue b/components/course/Card.vue
index 729b668..3540977 100644
--- a/components/course/Card.vue
+++ b/components/course/Card.vue
@@ -6,12 +6,15 @@ defineProps<{
   deleteMode?: boolean
 }>()
 
+const router = useRouter()
+
 const emit = defineEmits<{
   'delete-course': [courseId: number]
 }>()
 
 const openCourse = (id: number) => {
-  window.open(`/course/${id}`, '_blank', 'noopener,noreferrer')
+  // window.open(`/course/${id}`, '_blank', 'noopener,noreferrer')
+  router.push(`/course/${id}`)
 }
 </script>
 
diff --git a/components/fn/teach/CaseGen.vue b/components/fn/teach/CaseGen.vue
index f91770c..2cbb8ad 100644
--- a/components/fn/teach/CaseGen.vue
+++ b/components/fn/teach/CaseGen.vue
@@ -52,16 +52,13 @@ const onGenerateClick = () => {
             <span>文本生成</span>
           </div>
         </TabsTrigger>
-        <TabsTrigger value="chapter">
+        <!-- <TabsTrigger value="chapter">
           <div class="flex items-center gap-1">
             <Icon name="tabler:text-plus" />
             <span>章节生成</span>
           </div>
-        </TabsTrigger>
-        <TabsTrigger
-          value="bot"
-          disabled
-        >
+        </TabsTrigger> -->
+        <TabsTrigger value="bot">
           <div class="flex items-center gap-1">
             <Icon name="tabler:robot" />
             <span>课程智能体</span>
@@ -71,19 +68,19 @@ const onGenerateClick = () => {
     </Tabs>
     <div class="flex items-start gap-4">
       <div
-        v-if="tab === 'chapter'"
-        class="flex h-20 flex-col justify-center items-center gap-1 px-8 rounded-md border"
+        v-if="tab === 'bot'"
+        class="flex h-full flex-col justify-center items-center gap-1 px-8 rounded-md border"
       >
         <Icon
           name="tabler:text-plus"
           class="text-3xl"
         />
-        <span class="text-xs font-medium">选择章节</span>
+        <span class="text-xs font-medium">选择智能体</span>
       </div>
       <Textarea
         v-model="input"
         placeholder="请输入文本来生成内容"
-        class="h-20 flex-1"
+        class="h-24 flex-1"
       />
       <div class="flex flex-col items-center gap-2">
         <Button
diff --git a/components/fn/teach/LessonPlan.vue b/components/fn/teach/LessonPlan.vue
index 3f7b47d..56a9493 100644
--- a/components/fn/teach/LessonPlan.vue
+++ b/components/fn/teach/LessonPlan.vue
@@ -1,42 +1,155 @@
 <script lang="ts" setup>
+import type { AcceptableValue } from 'reka-ui'
 import { toast } from 'vue-sonner'
-import { generateLessonPlan, type AIGeneratedContentResponse } from '~/api/aifn'
+import {
+  generateLessonPlan,
+  getLessonPlanTemplate,
+  regenerateLessonPlanSection,
+  type LessonPlanTemplate,
+  type AIGeneratedContentResponse,
+  type GenerateLessonPlanParams,
+} from '~/api/aifn'
+import { uploadFile } from '~/api/file'
 import type { AIGeneratedContent } from '~/components/ai'
 import type { FetchError } from '~/types'
 
 const tab = ref('text')
 const loading = ref(false)
 
-const input = ref('')
+// const input = ref('')
+const selectedModuleNames = ref([])
+const selectedFiles = ref<File[]>([])
+const onFileChange = (files: FileList) => {
+  selectedFiles.value = Array.from(files)
+}
+
+const form = reactive({
+  query: '',
+  urls: [] as string[],
+  moduleName: '',
+})
+const contentRequirements = ref<'custom' | 'template'>('custom')
 
 const data = ref<AIGeneratedContent | null>(null)
 
-const onGenerateClick = () => {
-  if (input.value) {
+const sections = [
+  '学情分析',
+  '教学目标',
+  '课程重点',
+  '课程难点',
+  '教学准备',
+  '教学过程',
+  '作业与评价',
+  '教学反思',
+  '思政案例',
+  '思政元素',
+  '教学价值与分析',
+]
+
+const { data: templates } = useAsyncData(() => getLessonPlanTemplate())
+
+const selectedTemplate = ref<LessonPlanTemplate | null>(null)
+
+const onGenerateClick = async () => {
+  if (form.query) {
+    let payload: GenerateLessonPlanParams = {
+      query: form.query,
+    }
     loading.value = true
-    toast.promise(
-      generateLessonPlan({
-        query: input.value,
-      }),
-      {
-        loading: '生成中...',
-        success: (res: AIGeneratedContentResponse) => {
-          data.value = res.data
-          return '生成成功'
-        },
-        error: (err: FetchError) => {
+
+    if (tab.value === 'text') {
+      if (selectedFiles.value.length > 0) {
+        for (const file of selectedFiles.value) {
+          form.urls.push(await uploadFile(file, 'temp'))
+        }
+        console.log('uploaded urls', form.urls)
+
+        payload = {
+          ...payload,
+          urls: form.urls,
+        }
+      }
+
+      if (contentRequirements.value === 'custom') {
+        if (!form.moduleName) {
+          toast.error('请选择要生成的内容模块')
+          return
+        }
+        payload = {
+          ...payload,
+          moduleName: form.moduleName,
+        }
+      } else if (contentRequirements.value === 'template') {
+        if (!selectedTemplate.value) {
+          toast.error('请选择模版')
+          return
+        }
+        payload = {
+          ...payload,
+          useTemplate: true,
+          templateId: `${selectedTemplate.value.id}`,
+        }
+      }
+    }
+
+    toast.promise(generateLessonPlan(payload), {
+      loading: '生成中...',
+      success: (res: AIGeneratedContentResponse) => {
+        if (res.code !== 200) {
           data.value = null
-          return err.message
-        },
-        finally: () => {
-          loading.value = false
-        },
+          toast.error(res.msg || '生成失败')
+          return
+        }
+        data.value = res.data
+        return '生成成功'
       },
-    )
+      error: (err: FetchError) => {
+        data.value = null
+        return err.message
+      },
+      finally: () => {
+        loading.value = false
+      },
+    })
   } else {
     data.value = null
   }
 }
+
+const onSectionRegenerateClick = (
+  itemIndex: number,
+  conversationId: string,
+) => {
+  if (data.value) {
+    const item = data.value.sections[itemIndex]
+    if (item) {
+      loading.value = true
+      toast.promise(
+        regenerateLessonPlanSection({
+          query: `重新生成${item.title}`,
+          conversationId,
+        }),
+        {
+          loading: `重新生成${item.title}中...`,
+          success: (res: AIGeneratedContentResponse) => {
+            if (res.code !== 200) {
+              toast.error(res.msg || '生成失败')
+              return
+            }
+            data.value?.sections.splice(itemIndex, 1, res.data.sections[0])
+            return `重新生成${item.title}成功`
+          },
+          error: (err: FetchError) => {
+            return err.message
+          },
+          finally: () => {
+            loading.value = false
+          },
+        },
+      )
+    }
+  }
+}
 </script>
 
 <template>
@@ -52,16 +165,7 @@ const onGenerateClick = () => {
             <span>文本生成</span>
           </div>
         </TabsTrigger>
-        <TabsTrigger value="chapter">
-          <div class="flex items-center gap-1">
-            <Icon name="tabler:text-plus" />
-            <span>章节生成</span>
-          </div>
-        </TabsTrigger>
-        <TabsTrigger
-          value="bot"
-          disabled
-        >
+        <TabsTrigger value="bot">
           <div class="flex items-center gap-1">
             <Icon name="tabler:robot" />
             <span>课程智能体</span>
@@ -69,21 +173,29 @@ const onGenerateClick = () => {
         </TabsTrigger>
       </TabsList>
     </Tabs>
+
     <div class="flex items-start gap-4">
       <div
-        v-if="tab === 'chapter'"
-        class="flex h-20 flex-col justify-center items-center gap-1 px-8 rounded-md border"
+        v-if="tab === 'bot'"
+        class="flex h-full flex-col justify-center items-center gap-1 px-8 rounded-md border"
       >
         <Icon
           name="tabler:text-plus"
           class="text-3xl"
         />
-        <span class="text-xs font-medium">选择章节</span>
+        <span class="text-xs font-medium">选择智能体</span>
       </div>
+      <UniFileSelector
+        v-if="tab === 'text'"
+        class="h-full"
+        placeholder="上传资料"
+        multiple
+        @change="onFileChange"
+      />
       <Textarea
-        v-model="input"
+        v-model="form.query"
         placeholder="请输入文本来生成内容"
-        class="h-20 flex-1"
+        class="h-24 flex-1"
       />
       <div class="flex flex-col items-center gap-2">
         <Button
@@ -104,7 +216,102 @@ const onGenerateClick = () => {
         <p class="text-xs text-foreground/40">内容由 AI 生成，仅供参考</p>
       </div>
     </div>
-    <AiGeneratedContent :data />
+    <div class="flex gap-4 items-start pb-2">
+      <!-- <p class="text-sm text-muted-foreground font-medium">内容要求</p> -->
+      <div class="flex flex-col gap-4 pt-1">
+        <RadioGroup
+          v-model="contentRequirements"
+          default-value="custom"
+          class="flex flex-row gap-4"
+        >
+          <div class="flex items-center space-x-2">
+            <RadioGroupItem
+              id="custom"
+              value="custom"
+            />
+            <Label for="custom">自定义教案内容</Label>
+          </div>
+          <div class="flex items-center space-x-2">
+            <RadioGroupItem
+              id="template"
+              value="template"
+            />
+            <Label for="template">模版库选择</Label>
+          </div>
+        </RadioGroup>
+        <ToggleGroup
+          v-if="contentRequirements === 'custom'"
+          v-model="selectedModuleNames"
+          type="multiple"
+          variant="outline"
+          size="sm"
+          class="flex flex-wrap justify-start items-center gap-2 *:!px-2 *:!h-7"
+          @update:model-value="
+            (value) => {
+              form.moduleName = Array.from(value as AcceptableValue[]).join(',')
+            }
+          "
+        >
+          <ToggleGroupItem
+            v-for="section in sections"
+            :key="section"
+            class="data-[state=on]:bg-primary data-[state=on]:text-primary-foreground"
+            :value="section"
+          >
+            {{ section }}
+          </ToggleGroupItem>
+        </ToggleGroup>
+        <div
+          v-else
+          class="flex gap-4 overflow-hidden overflow-x-auto snap-x snap-mandatory"
+        >
+          <!-- {{ templates?.data }} -->
+          <Card
+            v-for="template in templates?.data || []"
+            :key="template.id"
+            class="flex-shrink-0 p-0 overflow-hidden relative snap-start snap-always snap-x"
+            :class="{
+              'border-primary': selectedTemplate?.id === template.id,
+            }"
+            @click="
+              () => {
+                selectedTemplate = template
+              }
+            "
+          >
+            <CardHeader class="px-4 pt-3 pb-1">
+              <h1 class="text-sm font-medium flex items-center gap-1">
+                <Icon
+                  name="fluent-color:document-text-24"
+                  class="text-lg text-muted-foreground !stroke-[5px]"
+                />
+                {{ template.name }}
+              </h1>
+            </CardHeader>
+            <CardContent class="p-0">
+              <div
+                v-if="selectedTemplate?.id === template.id"
+                class="absolute inset-0"
+              >
+                <Icon
+                  name="tabler:check"
+                  class="absolute top-2 right-2 text-primary"
+                />
+              </div>
+              <NuxtImg
+                :src="template.imgUrl"
+                class="h-72"
+              />
+            </CardContent>
+          </Card>
+        </div>
+      </div>
+    </div>
+    <AiGeneratedContent
+      :data
+      @regenerate="onSectionRegenerateClick"
+      @regenerate-all="onGenerateClick"
+    />
   </div>
 </template>
 
diff --git a/components/ui/toggle-group/ToggleGroup.vue b/components/ui/toggle-group/ToggleGroup.vue
new file mode 100644
index 0000000..5dd79c1
--- /dev/null
+++ b/components/ui/toggle-group/ToggleGroup.vue
@@ -0,0 +1,32 @@
+<script setup lang="ts">
+import type { VariantProps } from 'class-variance-authority'
+import type { toggleVariants } from '@/components/ui/toggle'
+import { reactiveOmit } from '@vueuse/core'
+import { ToggleGroupRoot, type ToggleGroupRootEmits, type ToggleGroupRootProps, useForwardPropsEmits } from 'reka-ui'
+import { type HTMLAttributes, provide } from 'vue'
+import { cn } from '@/lib/utils'
+
+type ToggleGroupVariants = VariantProps<typeof toggleVariants>
+
+const props = defineProps<ToggleGroupRootProps & {
+  class?: HTMLAttributes['class']
+  variant?: ToggleGroupVariants['variant']
+  size?: ToggleGroupVariants['size']
+}>()
+const emits = defineEmits<ToggleGroupRootEmits>()
+
+provide('toggleGroup', {
+  variant: props.variant,
+  size: props.size,
+})
+
+const delegatedProps = reactiveOmit(props, 'class')
+
+const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>
+
+<template>
+  <ToggleGroupRoot v-slot="slotProps" v-bind="forwarded" :class="cn('flex items-center justify-center gap-1', props.class)">
+    <slot v-bind="slotProps" />
+  </ToggleGroupRoot>
+</template>
diff --git a/components/ui/toggle-group/ToggleGroupItem.vue b/components/ui/toggle-group/ToggleGroupItem.vue
new file mode 100644
index 0000000..747df28
--- /dev/null
+++ b/components/ui/toggle-group/ToggleGroupItem.vue
@@ -0,0 +1,34 @@
+<script setup lang="ts">
+import type { VariantProps } from 'class-variance-authority'
+import { reactiveOmit } from '@vueuse/core'
+import { ToggleGroupItem, type ToggleGroupItemProps, useForwardProps } from 'reka-ui'
+import { type HTMLAttributes, inject } from 'vue'
+import { cn } from '@/lib/utils'
+import { toggleVariants } from '@/components/ui/toggle'
+
+type ToggleGroupVariants = VariantProps<typeof toggleVariants>
+
+const props = defineProps<ToggleGroupItemProps & {
+  class?: HTMLAttributes['class']
+  variant?: ToggleGroupVariants['variant']
+  size?: ToggleGroupVariants['size']
+}>()
+
+const context = inject<ToggleGroupVariants>('toggleGroup')
+
+const delegatedProps = reactiveOmit(props, 'class', 'size', 'variant')
+
+const forwardedProps = useForwardProps(delegatedProps)
+</script>
+
+<template>
+  <ToggleGroupItem
+    v-slot="slotProps"
+    v-bind="forwardedProps" :class="cn(toggleVariants({
+      variant: context?.variant || variant,
+      size: context?.size || size,
+    }), props.class)"
+  >
+    <slot v-bind="slotProps" />
+  </ToggleGroupItem>
+</template>
diff --git a/components/ui/toggle-group/index.ts b/components/ui/toggle-group/index.ts
new file mode 100644
index 0000000..9f89ad7
--- /dev/null
+++ b/components/ui/toggle-group/index.ts
@@ -0,0 +1,2 @@
+export { default as ToggleGroup } from './ToggleGroup.vue'
+export { default as ToggleGroupItem } from './ToggleGroupItem.vue'
diff --git a/components/ui/toggle/Toggle.vue b/components/ui/toggle/Toggle.vue
new file mode 100644
index 0000000..a10b638
--- /dev/null
+++ b/components/ui/toggle/Toggle.vue
@@ -0,0 +1,33 @@
+<script setup lang="ts">
+import type { HTMLAttributes } from 'vue'
+import { reactiveOmit } from '@vueuse/core'
+import { Toggle, type ToggleEmits, type ToggleProps, useForwardPropsEmits } from 'reka-ui'
+import { cn } from '@/lib/utils'
+import { type ToggleVariants, toggleVariants } from '.'
+
+const props = withDefaults(defineProps<ToggleProps & {
+  class?: HTMLAttributes['class']
+  variant?: ToggleVariants['variant']
+  size?: ToggleVariants['size']
+}>(), {
+  variant: 'default',
+  size: 'default',
+  disabled: false,
+})
+
+const emits = defineEmits<ToggleEmits>()
+
+const delegatedProps = reactiveOmit(props, 'class', 'size', 'variant')
+
+const forwarded = useForwardPropsEmits(delegatedProps, emits)
+</script>
+
+<template>
+  <Toggle
+    v-slot="slotProps"
+    v-bind="forwarded"
+    :class="cn(toggleVariants({ variant, size }), props.class)"
+  >
+    <slot v-bind="slotProps" />
+  </Toggle>
+</template>
diff --git a/components/ui/toggle/index.ts b/components/ui/toggle/index.ts
new file mode 100644
index 0000000..7af28f5
--- /dev/null
+++ b/components/ui/toggle/index.ts
@@ -0,0 +1,27 @@
+import { cva, type VariantProps } from 'class-variance-authority'
+
+export { default as Toggle } from './Toggle.vue'
+
+export const toggleVariants = cva(
+  'inline-flex items-center justify-center rounded-md text-sm font-medium ring-offset-background transition-colors hover:bg-muted hover:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 data-[state=on]:bg-accent data-[state=on]:text-accent-foreground [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0 gap-2',
+  {
+    variants: {
+      variant: {
+        default: 'bg-transparent',
+        outline:
+          'border border-input bg-transparent hover:bg-accent hover:text-accent-foreground',
+      },
+      size: {
+        default: 'h-10 px-3 min-w-10',
+        sm: 'h-9 px-2.5 min-w-9',
+        lg: 'h-11 px-5 min-w-11',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+      size: 'default',
+    },
+  },
+)
+
+export type ToggleVariants = VariantProps<typeof toggleVariants>
diff --git a/components/uni/file-selector/index.vue b/components/uni/file-selector/index.vue
new file mode 100644
index 0000000..21cc6d1
--- /dev/null
+++ b/components/uni/file-selector/index.vue
@@ -0,0 +1,133 @@
+<script lang="ts" setup>
+const emit = defineEmits(['change'])
+const props = defineProps({
+  placeholder: {
+    type: String,
+    default: '点击或拖拽文件到此处',
+  },
+  placeholderDragover: {
+    type: String,
+    default: '松开选择文件',
+  },
+  multiple: {
+    type: Boolean,
+    default: false,
+  },
+  accept: {
+    type: String,
+    default: '',
+  },
+})
+
+const inputRef = ref<HTMLInputElement | null>(null)
+const dragover = ref(false)
+
+const selectedFiles = ref<File[]>([])
+
+const onIncomeFiles = (files?: FileList | null) => {
+  if (files && files.length > 0) {
+    const wantedFiles = Array.from(files).filter((file) => {
+      if (props.accept) {
+        const accept = props.accept.split(',').map((type) => type.trim())
+        return accept.includes(file.type)
+      }
+      return true
+    })
+    if (wantedFiles.length === 0) {
+      console.error('no acceptable file')
+      return
+    }
+    selectedFiles.value = props.multiple ? wantedFiles : [wantedFiles[0]]
+    emit('change', files)
+  }
+}
+</script>
+
+<template>
+  <div
+    :class="{
+      'bg-neutral-300 dark:bg-neutral-900 border-primary-300 dark:border-primary-800 shadow-inner':
+        dragover,
+    }"
+    class="p-2 px-4 min-w-40 relative rounded-md border-2 border-dashed border-neutral-200 dark:border-neutral-800 bg-inherit cursor-pointer select-none transition duration-200 hover:border-primary-300 dark:hover:border-primary-800 overflow-hidden"
+    @click="inputRef?.click()"
+    @dragover.prevent="dragover = true"
+    @dragleave.prevent="dragover = false"
+    @drop.prevent="
+      ($event) => {
+        dragover = false
+        if (!$event.dataTransfer?.files) return
+        onIncomeFiles($event.dataTransfer?.files)
+      }
+    "
+  >
+    <input
+      ref="inputRef"
+      :accept="accept"
+      :multiple="multiple"
+      class="hidden"
+      type="file"
+      @change="onIncomeFiles(inputRef?.files)"
+    />
+    <div
+      :class="{
+        'pb-6': selectedFiles.length > 0,
+      }"
+      class="w-full h-full flex flex-col justify-center items-center gap-2 transition-all"
+    >
+      <Icon
+        :name="dragover ? 'i-tabler-drag-drop' : 'i-tabler-upload'"
+        class="text-3xl text-neutral-400 dark:text-neutral-500"
+      />
+      <p class="text-xs font-medium text-neutral-500 dark:text-neutral-400">
+        {{ dragover ? '松开选择文件' : '点击或拖拽文件到此处' }}
+      </p>
+    </div>
+    <div
+      v-if="selectedFiles.length > 0"
+      class="absolute inset-x-0 bottom-0 pl-2 pr-0.5 py-0.5 flex justify-between items-center bg-neutral-100 dark:bg-neutral-900 border-t dark:border-neutral-800"
+    >
+      <div class="flex-1 pr-4 overflow-hidden flex items-center gap-1">
+        <Icon
+          :name="
+            selectedFiles.length === 1 ? 'i-tabler-file' : 'i-tabler-files'
+          "
+          class="text-neutral-500 dark:text-neutral-400"
+        />
+        <p
+          :title="
+            selectedFiles
+              .slice(0, 3)
+              .map((file) => file.name)
+              .join(', ')
+          "
+          class="text-[10px] font-medium overflow-hidden text-ellipsis whitespace-nowrap"
+        >
+          {{
+            selectedFiles
+              .slice(0, 3)
+              .map((file) => file.name)
+              .join(', ')
+          }}
+        </p>
+      </div>
+      <div>
+        <Button
+          color="red"
+          size="xs"
+          variant="ghost"
+          @click.stop="
+            () => {
+              selectedFiles = []
+              inputRef!.value = ''
+            }
+          "
+        >
+          <Icon name="i-tabler-x" />
+        </Button>
+      </div>
+    </div>
+  </div>
+</template>
+
+<style scoped></style>
diff --git a/layouts/default.vue b/layouts/default.vue
index 394660a..d9130b4 100644
--- a/layouts/default.vue
+++ b/layouts/default.vue
@@ -19,15 +19,26 @@ const sidebarNav: SidebarNavGroup[] = [
       },
       {
         title: 'AI 备课',
-        url: `/course/prep`,
         icon: 'tabler:clipboard-list',
-        isExternal: true,
+        items: [
+          {
+            title: 'AI 教学设计',
+            url: `/course/prep/teach`,
+          },
+          {
+            title: 'AI 课件设计',
+            url: `/course/prep/deck`,
+          },
+          {
+            title: 'AI 出题',
+            url: `/course/prep/quiz`,
+          },
+        ]
       },
       {
         title: 'AI 教科研',
         url: `/course/research`,
         icon: 'tabler:report-search',
-        isExternal: true,
       },
     ],
   },
diff --git a/pages/course/[id].vue b/pages/course/[id].vue
index adbac23..8d6bd26 100644
--- a/pages/course/[id].vue
+++ b/pages/course/[id].vue
@@ -23,7 +23,6 @@ const {
 
 definePageMeta({
   requiresAuth: true,
-  hideSidebar: true,
 })
 
 watch(
diff --git a/pages/course/prep/deck.vue b/pages/course/prep/deck.vue
index 63506eb..86908cd 100644
--- a/pages/course/prep/deck.vue
+++ b/pages/course/prep/deck.vue
@@ -1,9 +1,6 @@
 <script lang="ts" setup>
-import { nav } from './config'
-
 definePageMeta({
   requiresAuth: true,
-  hideSidebar: true,
 })
 
 useHead({
@@ -26,7 +23,7 @@ onMounted(() => {
 </script>
 
 <template>
-  <AppContainer :nav-secondary="nav">
+  <AppContainer :nav-secondary="[]">
     <h1>AI 课件设计</h1>
   </AppContainer>
 </template>
diff --git a/pages/course/prep/quiz.vue b/pages/course/prep/quiz.vue
index aafe18b..cccdad1 100644
--- a/pages/course/prep/quiz.vue
+++ b/pages/course/prep/quiz.vue
@@ -2,11 +2,9 @@
 import { z } from 'zod'
 import { useForm } from 'vee-validate'
 import { toTypedSchema } from '@vee-validate/zod'
-import { nav } from './config'
 
 definePageMeta({
   requiresAuth: true,
-  hideSidebar: true,
 })
 
 useHead({
@@ -63,7 +61,7 @@ onMounted(() => {
 
 <template>
   <AppContainer
-    :nav-secondary="nav"
+    :nav-secondary="[]"
     content-class="flex items-start p-0 w-full h-full"
   >
     <div class="h-full border-r shadow-xl flex flex-col gap-4">
diff --git a/pages/course/prep/teach.vue b/pages/course/prep/teach.vue
index 2aea0f7..2623fd5 100644
--- a/pages/course/prep/teach.vue
+++ b/pages/course/prep/teach.vue
@@ -1,21 +1,16 @@
 <script lang="ts" setup>
-import { nav } from './config'
 import {
   FnTeachLessonPlan,
   FnTeachCaseGen,
   FnTeachStdDesign,
   FnTeachKnowledgeDiagram,
-  FnTeachCourseChapter,
   FnTeachPoliticalCase,
-  FnTeachResearchPlan,
-  FnTeachPlan,
   FnTeachCourseOutline,
 } from '#components'
 import type { NavTertiaryItem } from '~/components/nav/Tertiary.vue'
 
 definePageMeta({
   requiresAuth: true,
-  hideSidebar: true,
 })
 
 useHead({
@@ -27,15 +22,15 @@ const router = useRouter()
 const { setBreadcrumbs } = useBreadcrumbs()
 
 const tertiaryNavs: NavTertiaryItem[] = [
-  { label: '教案设计', component: FnTeachLessonPlan },
-  { label: '案例设计', component: FnTeachCaseGen },
   { label: '课程标准', component: FnTeachStdDesign },
+  { label: '教案设计', component: FnTeachLessonPlan },
   { label: '知识图谱', component: FnTeachKnowledgeDiagram, disabled: true },
-  { label: '课程章节', component: FnTeachCourseChapter },
-  { label: '思政案例', component: FnTeachPoliticalCase },
-  { label: '教研计划', component: FnTeachResearchPlan },
-  { label: '教学计划', component: FnTeachPlan },
   { label: '课程大纲', component: FnTeachCourseOutline },
+  { label: '教学案例', component: FnTeachCaseGen },
+  { label: '思政案例', component: FnTeachPoliticalCase },
+  // { label: '课程章节', component: FnTeachCourseChapter },
+  // { label: '教研计划', component: FnTeachResearchPlan },
+  // { label: '教学计划', component: FnTeachPlan },
 ]
 
 const currentNav = ref(0)
@@ -67,7 +62,7 @@ onMounted(() => {
 
 <template>
   <AppContainer
-    :nav-secondary="nav"
+    :nav-secondary="[]"
     content-class="flex items-start p-0"
   >
     <div class="w-[188px] h-full border-r shadow-xl">