- <template>
 -     <view class="directory-container">
 -         <view class="book-container">
 -             <view class="book-info">
 -                 <view class="book-cover">
 -                     <image :src="bookInfo.booksImg" mode="aspectFill" :style="{ width: '100%', height: '100%' }"></image>
 -                 </view>
 -                 <view class="book-details">
 -                     <view class="book-title">{{ bookInfo.translate }}</view>
 -                     <view class="book-subtitle">{{ bookInfo.booksName }}</view>
 -                     <view class="book-author">{{ bookInfo.booksAuthor }}</view>
 -                     <view class="book-level" :class="classMap[bookInfo.vipInfo.title]">{{ bookInfo.vipInfo.title }}
 -                     </view>
 -                 </view>
 -             </view>
 -             <view class="book-knowledge">
 -                 <view class="book-knowledge-title" v-if="bookInfo.vocabularyRange">
 -                     <text>
 -                         适合词汇量
 -                     </text>
 -                     <text class="book-knowledge-vocabulary">
 -                         {{ bookInfo.vocabularyRange }}
 -                     </text>
 -                 </view>
 -                 <view class="border" />
 -                 <view class="book-knowledge-detail" v-if="bookInfo.knowledgePoints">
 -                     <view class="book-knowledge-detail-title">
 -                         知识收获
 -                     </view>
 -                     <uv-parse :content="bookInfo.knowledgePoints"></uv-parse>
 -                 </view>
 -             </view>
 -         </view>
 - 
 -         <!-- 课程和简介容器 -->
 -         <view class="content-container">
 -             <!-- 课程部分 -->
 -             <view class="course-section">
 -                 <view class="course-header">
 -                     <view class="course-title">课程</view>
 -                 </view>
 -                 <view class="course-list">
 -                     <!-- 限制在做多五個課程 -->
 -                     <view v-for="(course, index) in computedList" :key="index" class="course-item"
 -                         @click="startLearning(course.id)">
 -                         <view class="course-number">{{ String(index + 1).padStart(2, '0') }}</view>
 -                         <view class="course-content">
 -                             <view class="course-name">{{ course.english }}</view>
 -                             <view class="course-subtitle">{{ course.chinese }}</view>
 -                         </view>
 -                     </view>
 -                 </view>
 -                 <view class="course-footer">
 -                     <view class="course-total" @click="showAllCoursePopup">全部课程 · {{ courseList.total }}节</view>
 -                     <uv-icon name="arrow-right" size="24rpx" color="#999"></uv-icon>
 -                 </view>
 -             </view>
 - 
 -             <!-- 简介部分 -->
 -             <view class="intro-section">
 -                 <view class="intro-title">简介</view>
 -                 <uv-parse :content="bookInfo.booksIntro" class="intro-content"></uv-parse>
 -             </view>
 - 
 -             <!-- 作者部分 -->
 -             <view class="author-section">
 -                 <view class="author-title">作者</view>
 -                 <view class="author-info">
 -                     <view class="author-avatar">
 -                         <image :src="bookInfo.aouthorImg" mode="aspectFill"></image>
 -                         <view>
 -                             <view class="author-name">{{ bookInfo.enAuthor }}</view>
 -                             <view class="author-subtitle">{{ bookInfo.booksAuthor }}</view>
 -                         </view>
 -                     </view>
 -                     <view class="author-details">
 -                         <view class="author-description">
 -                             {{ bookInfo.aouthorIntro }}
 -                         </view>
 -                     </view>
 -                 </view>
 -             </view>
 -         </view>
 - 
 -         <!-- 底部固定操作栏 -->
 -         <view class="bottom-action-bar">
 -             <view class="bottom-action-container">
 -                 <view class="action-button secondary" @click="joinCourse">
 -                     <image src="/static/course-icon.png" class="button-icon" mode="aspectFill"></image>
 -                     <text>加入课程</text>
 -                 </view>
 -                 <view class="action-button primary" @click="startLearning(courseList.records[0].id)">
 -                     <image src="/static/content-icon.png" class="button-icon"></image>
 -                     <text>内容朗读</text>
 -                 </view>
 -                 <uv-button @click="startLearning(courseList.records[0].id)" type="primary" :custom-style="{
 -                     width: '400rpx',
 -                     height: '80rpx',
 -                     borderRadius: '198rpx',
 -                     background: '#06DADC',
 -                     fontSize: '28rpx',
 -                     fontWeight: '600',
 -                 }">开始学习</uv-button>
 -             </view>
 -             <uv-safe-bottom></uv-safe-bottom>
 -         </view>
 - 
 -         <!-- 全部課程彈出窗 -->
 -         <uv-popup mode="bottom" ref="allCoursePopup" round="32rpx" bg-color="#f8f8f8">
 -             <view class="course-popup">
 -                 <view class="popup-header">
 -                     <view @click="closeAllCoursePopup">
 -                         <uv-icon name="arrow-down" color="black" size="20"></uv-icon>
 -                     </view>
 -                     <view class="popup-title">全部课程</view>
 -                     <view class="popup-title" @click="toggleCourseSort">
 -                         倒序
 -                     </view>
 -                 </view>
 -                 <view class="course-list">
 -                     <view v-for="(course, index) in displayAllCourseList" :key="course.id" class="course-item"
 -                         @click="startLearning(course.id)">
 -                         <view class="course-number">{{ String(course.index || index + 1).padStart(2, '0') }}</view>
 -                         <view class="course-content">
 -                             <view class="course-english">{{ course.english }}</view>
 -                             <view class="course-chinese">{{ course.chinese }}</view>
 -                         </view>
 -                     </view>
 -                 </view>
 -             </view>
 -         </uv-popup>
 - 
 -     </view>
 - </template>
 - 
 - <script>
 - export default {
 -     data() {
 -         return {
 -             classMap: {
 -                 '朵蕾会员': 'book-level-1',
 -                 '萌芽会员': 'book-level-2',
 -                 '盛放会员': 'book-level-3',
 -             },
 -             bookInfo: {
 - 
 -             },
 -             id: '',
 -             courseList: [
 - 
 -             ],
 -             allCourseList: [], // 全部課程列表
 -             isCourseSortReversed: false, // 課程排序是否倒序
 -         }
 -     },
 -     computed: {
 -         // 顯示的全部課程列表(支持倒序)
 -         displayAllCourseList() {
 -             const list = this.allCourseList.length > 0 ? this.allCourseList : this.courseList.records || [];
 -             return this.isCourseSortReversed ? [...list].reverse() : list;
 -         },
 -         computedList() {
 -             return this.courseList.records?.slice(0, 5) || []
 -         }
 -     },
 -     methods: {
 -         goBack() {
 -             uni.navigateBack()
 -         },
 -         // 加入课程
 -         async joinCourse() {
 -             const joinRes = await this.$api.book.addStand({
 -                 id: this.id
 -             })
 -             if (joinRes.code === 200) {
 -                 uni.showToast({
 -                     title: '加入成功',
 -                     icon: 'success',
 -                     duration: 2000
 -                 })
 -             }
 -         },
 -         // 开始学习
 -         startLearning(id) {
 -             // 默认学第一堂课
 -             uni.navigateTo({
 -                 url: '/subPages/home/book?courseId=' + id + '&bookId=' + this.id + '&memberId=' + this.bookInfo.vip
 -             })
 -         },
 - 
 -         scroll() {
 -             console.log('被点击了');
 - 
 -             this.$scrollTo('testRef')
 -         },
 -         // 获取书籍详情
 -         async getDetail() {
 -             const detailRes = await this.$api.book.detail({
 -                 id: this.id
 -             })
 -             if (detailRes.code === 200) {
 -                 this.bookInfo = detailRes.result
 -             }
 -         },
 -         // 获取书籍的课程
 -         async getCourse() {
 -             const courseRes = await this.$api.book.course({
 -                 id: this.id,
 -                 pageNo: 1,
 -                 pageSize: 999
 -             })
 -             if (courseRes.code === 200) {
 -                 this.courseList = courseRes.result
 -                 // 同時設置全部課程列表
 -                 this.allCourseList = courseRes.result.records || []
 -             }
 -         },
 - 
 -         // 顯示全部課程彈出窗
 -         showAllCoursePopup() {
 -             this.$refs.allCoursePopup.open()
 -         },
 - 
 -         // 關閉全部課程彈出窗
 -         closeAllCoursePopup() {
 -             this.$refs.allCoursePopup.close()
 -         },
 - 
 -         // 切換課程排序
 -         toggleCourseSort() {
 -             this.isCourseSortReversed = !this.isCourseSortReversed
 -         }
 -     },
 -     onLoad(options) {
 -         if (options.id) {
 -             this.id = options.id
 -             Promise.all([
 -                 this.getDetail(),
 -                 this.getCourse()
 -             ])
 -         }
 -     }
 - }
 - </script>
 - 
 - <style scoped lang="scss">
 - .directory-container {
 -     min-height: 100vh;
 -     background-color: #264C8F;
 - 
 - 
 - }
 - 
 - .book-container {
 -     // position: sticky;
 -     // left: 0;
 -     // right: 0;
 -     // top: 0;
 -     padding: 30rpx;
 -     // z-index: 1;
 - }
 - 
 - .book-info {
 -     display: flex;
 -     align-items: start;
 - 
 -     gap: 32rpx;
 - 
 -     .book-cover {
 -         width: 208rpx;
 -         height: 292rpx;
 -         border-radius: 16rpx;
 -     }
 - 
 -     .book-details {
 -         color: white;
 -         display: flex;
 -         flex-direction: column;
 -         gap: 16rpx;
 - 
 -         .book-title {
 -             font-weight: 500;
 -             font-size: 40rpx;
 -         }
 - 
 -         .book-subtitle {
 -             font-weight: 500;
 -             font-size: 30rpx;
 -         }
 - 
 -         .book-author {
 -             font-size: 24rpx;
 -         }
 - 
 -         .book-level {
 -             font-size: 24rpx;
 -             width: 124rpx;
 -             height: 38rpx;
 -             border-radius: 8rpx;
 -             text-align: center;
 -             line-height: 38rpx;
 -             color: #080D21;
 -             background: #E9F1FF;
 -             border: 2rpx solid #C4DAFF
 -         }
 - 
 -         .book-level-1 {
 -             background: #E9F1FF;
 -             border: 2rpx solid #C4DAFF
 -         }
 - 
 -         .book-level-2 {
 -             background: #FFE9E9;
 -             border: 2rpx solid #FFDBC4
 -         }
 - 
 -         .book-level-3 {
 -             background: #FFF4E9;
 -             border: 2rpx solid #FFE2C4
 -         }
 -     }
 - }
 - 
 - .book-knowledge {
 -     box-shadow: 0px 1px 5px 0px #103577;
 -     background: #234684;
 -     color: #fff;
 -     margin-top: 32rpx;
 -     border: 2rpx solid #FFFFFF3B;
 -     border-radius: 32rpx;
 -     padding-top: 32rpx;
 -     padding-right: 40rpx;
 -     padding-bottom: 32rpx;
 -     padding-left: 40rpx;
 -     gap: 24rpx;
 -     display: flex;
 -     flex-direction: column;
 -     gap: 22rpx;
 - 
 -     .book-knowledge-title {
 -         font-size: 32rpx;
 -         font-weight: 600;
 -         display: flex;
 -         justify-content: space-between;
 - 
 -         .book-knowledge-vocabulary {
 -             font-size: 40rpx;
 -             color: #06DADC;
 -         }
 -     }
 - 
 -     .border {
 -         width: 100%;
 -         border: 2rpx solid;
 -         border-image-source: linear-gradient(90deg, rgba(233, 181, 123, 0) 0%, rgba(255, 255, 255, 0.79) 50.48%, rgba(233, 181, 123, 0) 100%);
 -         border-image-slice: 1;
 -     }
 - 
 -     .book-knowledge-detail-title {
 -         font-size: 32rpx;
 -         font-weight: 600;
 -         margin-bottom: 16rpx;
 -     }
 - 
 - }
 - 
 - /* 课程和简介容器 */
 - .content-container {
 -     padding: 40rpx 32rpx 240rpx;
 -     border-radius: 40rpx 40rpx 0 0;
 -     overflow: hidden;
 -     background: #fff;
 -     display: flex;
 -     gap: 24rpx;
 -     flex-direction: column;
 -     position: relative;
 - 
 - }
 - 
 - /* 课程部分 */
 - .course-section {
 -     background: #F8F8F8;
 -     border-radius: 32rpx;
 -     border-radius: 32rpx;
 -     padding-top: 36rpx;
 -     padding-right: 32rpx;
 -     padding-bottom: 36rpx;
 -     padding-left: 32rpx;
 -     gap: 36rpx;
 -     display: flex;
 -     flex-direction: column;
 - }
 - 
 - 
 - 
 - .course-title {
 -     font-size: 32rpx;
 -     font-weight: 600;
 -     color: #3B3D3D;
 - }
 - 
 - .course-list {
 -     // margin-bottom: 32rpx;
 -     display: flex;
 -     flex-direction: column;
 -     gap: 24rpx;
 - }
 - 
 - .course-item {
 -     display: flex;
 -     align-items: center;
 -     // background: red;
 -     border-bottom: 2rpx solid #EEEEEE;
 -     padding-bottom: 20rpx;
 -     gap: 36rpx;
 - }
 - 
 - .course-item:last-child {
 -     border-bottom: none;
 - }
 - 
 - .course-number {
 -     font-size: 36rpx;
 -     color: #999;
 - 
 - 
 - }
 - 
 - .course-content {
 -     flex: 1;
 - }
 - 
 - .course-name {
 -     font-size: 32rpx;
 -     font-weight: 600;
 -     color: #3B3D3D;
 -     margin-bottom: 8rpx;
 - }
 - 
 - .course-subtitle {
 -     font-size: 28rpx;
 -     color: #3B3D3D;
 - }
 - 
 - .course-footer {
 -     display: flex;
 -     align-items: center;
 -     // justify-content: space-between;
 - }
 - 
 - .course-total {
 -     font-size: 24rpx;
 -     color: #999;
 -     cursor: pointer;
 - }
 - 
 - /* 课程弹出窗样式 */
 - .course-popup {
 -     padding: 0 32rpx;
 -     max-height: 80vh;
 -     .popup-header {
 -         display: flex;
 -         justify-content: space-between;
 -         align-items: center;
 -         padding: 20rpx 0;
 -         border-bottom: 2rpx solid #EEEEEE // margin-bottom: 40rpx;
 -     }
 - 
 -     .popup-title {
 -         font-family: PingFang SC;
 -         font-weight: 500;
 -         font-size: 34rpx;
 -         color: #181818;
 -     }
 - 
 - 
 -     .course-list {
 -         max-height: 60vh;
 -         overflow-y: auto;
 -     }
 - 
 -     .course-item {
 -         display: flex;
 -         align-items: center;
 -         gap: 24rpx;
 -         padding-top: 24rpx;
 -         padding-right: 8rpx;
 -         padding-bottom: 24rpx;
 -         padding-left: 8rpx;
 - 
 -         border-bottom: 1px solid #EEEEEE;
 -         cursor: pointer;
 - 
 -         &:last-child {
 -             border-bottom: none;
 -         }
 -     }
 - 
 -     .course-number {
 -         width: 80rpx;
 -         font-family: PingFang SC;
 -         // font-weight: 400;
 -         font-size: 36rpx;
 -         color: #999;
 - 
 -         &.highlight {
 -             color: $primary-color;
 -         }
 - 
 -         // margin-right: 24rpx;
 -     }
 - 
 -     .course-content {
 -         flex: 1;
 -     }
 - 
 -     .course-english {
 -         font-family: PingFang SC;
 -         font-weight: 600;
 -         font-size: 36rpx;
 -         line-height: 44rpx;
 -         color: #252545;
 -         margin-bottom: 8rpx;
 - 
 -         &.highlight {
 -             color: $primary-color;
 -         }
 -     }
 - 
 -     .course-chinese {
 -         font-size: 28rpx;
 -         line-height: 48rpx;
 -         color: #3B3D3D;
 - 
 -         &.highlight {
 -             color: $primary-color;
 -         }
 -     }
 - }
 - 
 - /* 简介部分 */
 - .intro-section {
 -     background: #F8F8F8;
 - 
 -     border-radius: 32rpx;
 -     padding: 32rpx;
 - 
 - }
 - 
 - .intro-title {
 -     font-size: 32rpx;
 -     font-weight: 600;
 -     color: #3B3D3D;
 -     margin-bottom: 24rpx;
 - }
 - 
 - .intro-content {
 -     font-size: 28rpx;
 -     line-height: 48rpx;
 -     color: #4F4F4F;
 - }
 - 
 - /* 作者部分 */
 - .author-section {
 -     background: #F8F8F8;
 -     border-radius: 32rpx;
 -     padding: 32rpx;
 - 
 -     .author-title {
 -         font-size: 32rpx;
 -         font-weight: 600;
 -         color: #3B3D3D;
 -         margin-bottom: 24rpx;
 -     }
 - 
 -     .author-info {
 -         display: flex;
 -         gap: 24rpx;
 -         align-items: flex-start;
 -         flex-direction: column;
 - 
 -         .author-avatar {
 - 
 -             display: flex;
 - 
 -             align-items: center;
 -             gap: 16rpx;
 - 
 -             image {
 -                 width: 80rpx;
 -                 height: 80rpx;
 -                 border-radius: 50%;
 -                 overflow: hidden;
 -                 flex-shrink: 0;
 - 
 -             }
 - 
 -             .author-name {
 -                 font-size: 36rpx;
 -                 font-weight: 600;
 -                 color: #252545;
 -                 margin-bottom: 12rpx;
 -             }
 - 
 -             .author-subtitle {
 -                 font-size: 28rpx;
 -                 color: #3B3D3D;
 -                 // margin-bottom: 16rpx;
 -             }
 - 
 -         }
 - 
 -         .author-details {
 -             flex: 1;
 - 
 - 
 -             .author-description {
 -                 font-size: 28rpx;
 -                 line-height: 48rpx;
 -                 color: #4F4F4F;
 -             }
 -         }
 -     }
 - }
 - 
 - /* 底部固定操作栏 */
 - .bottom-action-bar {
 -     position: fixed;
 -     bottom: 0;
 -     left: 0;
 -     right: 0;
 -     background: #fff;
 -     padding: 24rpx 32rpx 0;
 -     box-shadow: 0rpx -2rpx 0rpx 0rpx #0000001A;
 -     z-index: 99;
 - 
 -     .bottom-action-container {
 -         display: flex;
 -         align-items: center;
 -         gap: 20rpx;
 - 
 -         .action-button {
 -             display: flex;
 -             flex-direction: column;
 -             align-items: center;
 -             justify-content: center;
 -             padding: 16rpx 0rpx;
 -             border-radius: 16rpx;
 -             min-width: 120rpx;
 -             gap: 8rpx;
 - 
 -             .button-icon {
 -                 width: 44rpx;
 -                 height: 44rpx;
 -             }
 - 
 -             text {
 -                 font-size: 24rpx;
 -                 color: #999999;
 -             }
 - 
 -         }
 - 
 -     }
 - }
 - </style>
 
 
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