更新：提取公共选择商品组件

pages/course/details/chapter.vue

@@ -111,7 +111,6 @@ import { ref, computed, onMounted, onUnmounted } from 'vue'
 import { onLoad, onShow, onHide, onUnload } from '@dcloudio/uni-app'
 import { courseApi } from '@/api/modules/course'
 import VideoPlayer from '@/components/course/VideoPlayer.vue'
-import NavBar from '@/components/nav-bar/nav-bar.vue'
 import type { IChapterDetail, IVideo } from '@/types/course'
 
 // 页面参数