diff --git a/.env.development b/.env.development
index c8c89d1..600aee7 100644
--- a/.env.development
+++ b/.env.development
@@ -1,5 +1,5 @@
 # 变量必须以 VITE_ 为前缀才能暴露给外部读取
 NODE_ENV = 'development'
 VITE_APP_TITLE = '无糖运营平台'
-# VITE_APP_BASE_API = 'http://127.0.0.1:8080'
-VITE_APP_BASE_API = 'http://39.106.16.162:8080'
+VITE_APP_BASE_API = 'http://127.0.0.1:8080'
+# VITE_APP_BASE_API = 'http://39.106.16.162:8080'
diff --git a/src/api/user/chapter.js b/src/api/user/chapter.js
index 76b9ef7..eb8aa9e 100644
--- a/src/api/user/chapter.js
+++ b/src/api/user/chapter.js
@@ -5,3 +5,7 @@ export const getChaptersListApi = (params) => {
 }
 // 添加课程章节
 export const addChaptersApi = (params) => request.post('/chapter2/add', params)
+// 删除课程章节
+export const delChapterstApi = (id) => {
+  return request.delete(`/chapter2/delete/${id}`)
+}
diff --git a/src/views/course/components/course-chapters.vue b/src/views/course/components/course-chapters.vue
index 3b656de..3b65b9d 100644
--- a/src/views/course/components/course-chapters.vue
+++ b/src/views/course/components/course-chapters.vue
@@ -3,7 +3,11 @@ import { ref } from 'vue'
 import type Node from 'element-plus/es/components/tree/src/model/node'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { useRoute } from 'vue-router'
-import { getChaptersListApi, addChaptersApi } from '@/api/user/chapter'
+import {
+  getChaptersListApi,
+  addChaptersApi,
+  delchaptersApi,
+} from '@/api/user/chapter'
 import { onMounted } from 'vue'
 const route = useRoute()
 // const router = useRouter()
@@ -49,32 +53,40 @@ const append = async (data: Tree) => {
     confirmButtonText: '确定',
     cancelButtonText: '取消',
   }).then(async ({ value }) => {
-    const newChild = { id: id++, name: `${value}`, pid: data.id, children: [] }
-    // const res = await addChaptersApi({ name: value, pid:  })
-    const res = await addChaptersApi(newChild)
-    // getChaptersList()
-
-    console.log(res)
+    const newChild = {
+      id: id++,
+      name: `${value}`,
+      pid: data.id,
+      courseId: courseId.value,
+    }
     if (!data.children) {
       data.children = []
     }
     data.children.push(newChild)
-    dataSource.value = [...dataSource.value]
-    // getChaptersList()
-    // if (res.code === 200) {
-    //   // 成功添加后更新本地数据源
-    //   // dataSource.value = [...dataSource.value]
-    // } else {
-    //   ElMessage({
-    //     type: 'error',
-    //     message: '添加失败，请稍后再试',
-    //   })
-    // }
+    const res = await addChaptersApi(newChild)
+    console.log(res)
+    if (res.code === 200) {
+      // 成功添加后更新本地数据源
+      dataSource.value = [...dataSource.value]
+      ElMessage({
+        type: 'success',
+        message: '添加成功',
+      })
+    } else {
+      ElMessage({
+        type: 'error',
+        message: '添加失败，请稍后再试',
+      })
+    }
+    // dataSource.value = [...dataSource.value]
   })
 }
 // 删除
 const remove = async (node: Node, data: Tree) => {
-  await ElMessageBox.confirm('确定删除本章节吗?', '提示', {
+  const res = await getChaptersListApi(data.id)
+  console.log(res, 'delres')
+
+  ElMessageBox.confirm('确定删除本章节吗?', '提示', {
     confirmButtonText: '确定',
     cancelButtonText: '取消',
     type: 'warning',
diff --git a/src/views/course/ss.vue b/src/views/course/ss.vue
deleted file mode 100644
index 9a7c1f7..0000000
--- a/src/views/course/ss.vue
+++ /dev/null
@@ -1,23 +0,0 @@
-<template>
-  <div>
-    <button @click="toggle">点击折叠/展开</button>
-    <div v-if="isExpanded">
-      <!-- 折叠内容 -->
-    </div>
-  </div>
-</template>
-
-<script setup>
-export default {
-  data() {
-    return {
-      isExpanded: false,
-    }
-  },
-  methods: {
-    toggle() {
-      this.isExpanded = !this.isExpanded
-    },
-  },
-}
-</script>