'音頻組件拆分出來了'

subPages/home/book.vue

@@ -17,7 +17,6 @@
     <swiper 
       class="content-swiper" 
       :current="currentPage - 1"
-      :disable-touch="isAudioLoading"
       @change="onSwiperChange"
     >
       <swiper-item 
@@ -91,70 +90,19 @@
     
     <!-- 自定义底部控制栏 -->
     <view class="custom-tabbar" :class="{ 'tabbar-hidden': !showNavbar }">
-      <!-- 音频控制栏 -->
-      <!-- 获取音频按钮 -->
-      <view v-if="!hasAudioData && !isAudioLoading && isTextPage" class="audio-get-button-container">
-        <view class="get-audio-btn" @click="handleGetAudio">
-          <uv-icon name="play-circle" size="24" color="#06DADC"></uv-icon>
-          <text class="get-audio-text">获取第{{currentPage}}页音频</text>
-        </view>
-      </view>
-      
-      <!-- 音频加载状态 -->
-      <view v-else-if="isAudioLoading && isTextPage" class="audio-loading-container">
-        <uv-loading-icon mode="spinner" size="30" color="#06DADC"></uv-loading-icon>
-        <text class="loading-text">正在加载第{{currentPage}}页音频...</text>
-      </view>
-      
-      <!-- 正常音频控制栏 -->
-      <view v-else-if="hasAudioData" class="audio-controls" :class="{ 'audio-hidden': !isTextPage }">
-        <view class="audio-time">
-          <text class="time-text">{{ formatTime(currentTime) }}</text>
-          <view class="progress-container">
-            <uv-slider
-              v-model="sliderValue"
-              :min="0"
-              :max="totalTime"
-              :step="0.1"
-              activeColor="#06DADC"
-              backgroundColor="#e0e0e0"
-              :blockSize="16"
-              blockColor="#ffffff"
-              :disabled="!hasAudioData || totalTime <= 0"
-              @input="onSliderInput"
-              @changing="onSliderChanging"
-              @change="onSliderChange"
-              :customStyle="{ flex: 1, margin: '0 10px' }"
-            />
-          </view>
-          <text class="time-text">{{ formatTime(totalTime) }}</text>
-        </view>
-        
-        <view class="audio-controls-row">
-          <view class="control-btn" @click="toggleLoop">
-            <uv-icon name="reload" size="20" :color="isLoop ? '#06DADC' : '#999'"></uv-icon>
-            <text class="control-text">循环</text>
-          </view>
-          
-          <view class="control-btn" @click="previousPage">
-            <text class="control-text">上一页</text>
-          </view>
-          
-          <view class="play-btn" @click="togglePlay">
-            <uv-icon :name="isPlaying ? 'pause-circle-fill' : 'play-circle-fill'" size="40" color="#666"></uv-icon>
-          </view>
-          
-          <view class="control-btn" @click="nextPage">
-            <text class="control-text">下一页</text>
-          </view>
-          
-          <view class="control-btn" @click="toggleSpeed" :class="{ 'disabled': !playbackRateSupported }">
-            <text class="control-text" :style="{ opacity: playbackRateSupported ? 1 : 0.5 }">
-              {{ playbackRateSupported ? playSpeed + 'x' : '不支持' }}
-            </text>
-          </view>
-        </view>
-      </view>
+      <!-- 音频控制栏组件 -->
+      <AudioControls
+        :current-page="currentPage"
+        :course-id="courseId"
+        :voice-id="voiceId"
+        :book-pages="bookPages"
+        :is-text-page="isTextPage"
+        @previous-page="previousPage"
+        @next-page="nextPage"
+        @audio-state-change="onAudioStateChange"
+        @highlight-change="onHighlightChange"
+        ref="audioControls"
+      />
     
       
       <view style="background-color: #fff;position: relative;z-index: 100" >
@@ -280,7 +228,12 @@
 </template>
 
 <script>
+import AudioControls from './AudioControls.vue'
+
 export default {
+  components: {
+    AudioControls
+  },
   data() {
     return {
       isMember: false,
@@ -292,30 +245,10 @@ export default {
       currentCourse: 1, // 当前课程索引
       currentWordMeaning: null, // 当前显示的单词释义
       isReversed: false, // 是否倒序显示
-      // 音频控制相关数据
-      isPlaying: false,
-      currentTime: 0,
-      totalTime: 0,
-      sliderValue: 0, // 滑動條的值
-      isDragging: false, // 是否正在拖動滑動條
-      isLoop: false,
-      playSpeed: 1.0,
-      speedOptions: [0.5, 0.8, 1.0, 1.25, 1.5, 2.0], // 根據uni-app文檔的官方支持值
-      playbackRateSupported: true, // 播放速度控制是否支持
-      // 音频数组管理
-      currentPageAudios: [], // 当前页面的音频数组
-      currentAudioIndex: 0, // 当前播放的音频索引
-      audioContext: null, // 音频上下文
-      currentAudio: null, // 当前音频实例
-      // 音频缓存管理
-      audioCache: {}, // 页面音频缓存 {pageIndex: {audios: [], totalDuration: 0}}
-      wordAudioCache: {}, // 單詞語音緩存
-      currentWordAudio: null, // 當前播放的單詞音頻實例
-      // 音频加载状态
-      isAudioLoading: false, // 音频是否正在加载
-      hasAudioData: false, // 当前页面是否已有音频数据
       // 文本高亮相关
       currentHighlightIndex: -1, // 当前高亮的文本索引
+      wordAudioCache: {}, // 單詞語音緩存
+      currentWordAudio: null, // 當前播放的單詞音頻實例
       courseIdList: [],
       bookTitle: '',
       courseList: [
@@ -351,10 +284,7 @@ export default {
       // currentPageData是一个数组 其中的一个元素的type是text就会返回true
       return currentPageData && currentPageData.some(item => item.type === 'text');
     },
-    // 计算音频播放进度百分比
-    progressPercent() {
-      return this.totalTime > 0 ? (this.currentTime / this.totalTime) * 100 : 0;
-    },
+
 
     // 动态页面标题
     currentPageTitle() {
@@ -381,170 +311,19 @@ export default {
       }
       
     },
-    // 获取当前页面的音频内容
-    async getCurrentPageAudio() {
-      // 检查缓存中是否已有当前页面的音频数据
-      const cacheKey = `${this.courseId}_${this.currentPage}`;
-      if (this.audioCache[cacheKey]) {
-        console.log('从缓存加载音频数据:', cacheKey);
-        // 从缓存加载音频数据
-        this.currentPageAudios = this.audioCache[cacheKey].audios;
-        this.totalTime = this.audioCache[cacheKey].totalDuration;
-        this.currentAudioIndex = 0;
-        this.isPlaying = false;
-        this.currentTime = 0;
-        return;
-      }
-      
-      // 开始加载状态
-      this.isAudioLoading = true;
-      
-      // 清空当前页面音频数组
-      this.currentPageAudios = [];
-      this.currentAudioIndex = 0;
-      this.isPlaying = false;
-      this.currentTime = 0;
-      this.totalTime = 0;
-      
-      // 对着当前页面的每一个[]元素进行切割 如果是文本text类型则进行音频请求
-      const currentPageData = this.bookPages[this.currentPage - 1];
-      if (currentPageData) {
-        // 收集所有text类型的元素
-        const textItems = currentPageData.filter(item => item.type === 'text');
-        
-        if (textItems.length > 0) {
-          // 并行发送所有音频请求
-          const audioPromises = textItems.map(async (item, index) => {
-            try {
-              // 进行音频请求 - 修正字段名：使用content而不是text
-              const radioRes = await this.$api.music.textToVoice({
-                text: item.content,
-                voiceType: this.voiceId,
-              });
-              console.log(`音频请求响应 ${index + 1}:`, radioRes);
-              
-              if(radioRes.code === 200){
-                // 新格式：API直接返回音頻URL
-                const audioUrl = radioRes.result.audio;
-                // 檢查API是否返回時長信息
-                const duration = radioRes.result.duration || 0;
-                
-                // 同时保存到原始数据中以保持兼容性
-                item.audioUrl = audioUrl;
-                console.log(`音频URL设置成功 ${index + 1}:`, audioUrl, '时长:', duration);
-                
-                return {
-                  url: audioUrl,
-                  text: item.content,
-                  duration: duration, // 優先使用API返回的時長
-                  index: index // 保持原始顺序
-                };
-              } else {
-                console.error(`音频请求失败 ${index + 1}:`, radioRes);
-                return null;
-              }
-            } catch (error) {
-              console.error(`音频请求异常 ${index + 1}:`, error);
-              return null;
-            }
-          });
-          
-          // 等待所有音频请求完成
-          const audioResults = await Promise.all(audioPromises);
-          
-          // 按原始顺序添加到音频数组中，过滤掉失败的请求
-          this.currentPageAudios = audioResults
-            .filter(result => result !== null)
-            .sort((a, b) => a.index - b.index)
-            .map(result => ({
-              url: result.url,
-              text: result.text,
-              duration: result.duration
-            }));
-          
-          console.log('所有音频请求完成，共获取', this.currentPageAudios.length, '个音频');
-        }
-        
-        // 如果有音频，计算总时长
-        if (this.currentPageAudios.length > 0) {
-          await this.calculateTotalDuration();
-          
-          // 将音频数据保存到缓存中
-          const cacheKey = `${this.courseId}_${this.currentPage}`;
-          this.audioCache[cacheKey] = {
-            audios: [...this.currentPageAudios], // 深拷贝音频数组
-            totalDuration: this.totalTime
-          };
-          console.log('音频数据已缓存:', cacheKey, this.audioCache[cacheKey]);
-          
-          // 限制缓存大小
-          this.limitCacheSize(10);
-        }
-      }
-      
-      // 结束加载状态
-      this.isAudioLoading = false;
-      
-      // 设置音频数据状态
-      this.hasAudioData = this.currentPageAudios.length > 0;
+    
+    // 处理AudioControls组件的事件
+    onAudioStateChange(audioState) {
+      // 更新高亮状态
+      this.currentHighlightIndex = audioState.currentHighlightIndex;
     },
     
-    // 重置音频状态
-     resetAudioState() {
-       // 检查当前页面是否已有缓存的音频数据
-       const pageKey = `${this.courseId}_${this.currentPage}`;
-       const cachedAudio = this.audioCache[pageKey];
-       
-       if (cachedAudio && cachedAudio.audios && cachedAudio.audios.length > 0) {
-         // 如果有缓存的音频数据，恢复音频状态
-         this.currentPageAudios = cachedAudio.audios;
-         this.totalTime = cachedAudio.totalDuration || 0;
-         this.hasAudioData = true;
-       } else {
-         // 如果没有缓存的音频数据，重置为初始状态
-         this.currentPageAudios = [];
-         this.totalTime = 0;
-         this.hasAudioData = false;
-       }
-       
-       // 重置播放状态，翻頁時統一設置播放速度為1.0
-     this.currentAudioIndex = 0;
-     this.isPlaying = false;
-     this.currentTime = 0;
-     this.isAudioLoading = false;
-     this.currentHighlightIndex = -1;
-     // 翻頁時強制設置播放速度為1.0（適應微信小程序特性）
-     this.playSpeed = 1.0;
-     },
-     
-     // 手动获取音频
-     async handleGetAudio() {
-       // 检查是否有音色ID
-       if (!this.voiceId) {
-         uni.showToast({
-           title: '音色未加载，请稍后重试',
-           icon: 'none'
-         });
-         return;
-       }
-       
-       // 检查当前页面是否有文本内容
-       if (!this.isTextPage) {
-         uni.showToast({
-           title: '当前页面没有文本内容',
-           icon: 'none'
-         });
-         return;
-       }
-       
-       // 检查是否正在加载
-       if (this.isAudioLoading) {
-         return;
-       }
-       
-       // 调用获取音频方法
-       await this.getCurrentPageAudio();
-     },
+    onHighlightChange(highlightIndex) {
+      // 更新高亮索引
+      this.currentHighlightIndex = highlightIndex;
+    },
+    
+
     // 获取音色列表 拿第一个做默认的音色id
     async getVoiceList() {
       const voiceRes = await this.$api.music.list()
@@ -1376,58 +1155,33 @@ export default {
     },
 
     async previousPage() {
-        // 如果正在加载音频，禁止翻页
-        if (this.isAudioLoading) {
-          return;
-        }
-        
         if (this.currentPage > 1) {
-          // 停止当前音频播放並銷毀實例
-          this.pauseAudio();
-          if (this.currentAudio) {
-            this.currentAudio.destroy();
-            this.currentAudio = null;
-          }
-          
           this.currentPage--;
           // 获取对应页面的数据（如果还没有获取过）
           if (this.courseIdList[this.currentPage - 1] && this.bookPages[this.currentPage - 1].length === 0) {
             await this.getBookPages(this.courseIdList[this.currentPage - 1]);
           }
           
-          // 清空当前音频状态
-          this.resetAudioState();
+          // 通知音频控制组件重置状态
+          if (this.$refs.audioControls) {
+            this.$refs.audioControls.resetAudioState();
+          }
         }
     },
     async nextPage() {
-      // 如果正在加载音频，禁止翻页
-      if (this.isAudioLoading) {
-        return;
-      }
-      
       if (this.currentPage < this.bookPages.length) {
-        // 停止当前音频播放並銷毀實例
-        this.pauseAudio();
-        if (this.currentAudio) {
-          this.currentAudio.destroy();
-          this.currentAudio = null;
-        }
-        
         this.currentPage++;
         // 获取对应页面的数据（如果还没有获取过）
         if (this.courseIdList[this.currentPage - 1] && this.bookPages[this.currentPage - 1].length === 0) {
           await this.getBookPages(this.courseIdList[this.currentPage - 1]);
         }
         
-        // 清空当前音频状态
-        this.resetAudioState();
+        // 通知音频控制组件重置状态
+        if (this.$refs.audioControls) {
+          this.$refs.audioControls.resetAudioState();
+        }
       }
     },
-    formatTime(seconds) {
-      const mins = Math.floor(seconds / 60);
-      const secs = Math.floor(seconds % 60);
-      return `${mins.toString().padStart(2, '0')}:${secs.toString().padStart(2, '0')}`;
-    },
     toggleSound() {
       console.log('音色切换')
       uni.navigateTo({
@@ -1442,18 +1196,6 @@ export default {
       })
     },
     async goToPage(page) {
-      // 如果正在加载音频，禁止翻页
-      if (this.isAudioLoading) {
-        return;
-      }
-      
-      // 停止当前音频播放並銷毀實例
-      this.pauseAudio();
-      if (this.currentAudio) {
-        this.currentAudio.destroy();
-        this.currentAudio = null;
-      }
-      
       this.currentPage = page
       console.log('跳转到页面:', page)
       // 获取对应页面的数据（如果还没有获取过）
@@ -1461,30 +1203,22 @@ export default {
         await this.getBookPages(this.courseIdList[this.currentPage - 1]);
       }
       
-      // 清空当前音频状态
-      this.resetAudioState();
+      // 通知音频控制组件重置状态
+      if (this.$refs.audioControls) {
+        this.$refs.audioControls.resetAudioState();
+      }
     },
     async onSwiperChange(e) {
-      // 如果正在加载音频，禁止翻页
-      if (this.isAudioLoading) {
-        return;
-      }
-      
-      // 停止当前音频播放並銷毀實例
-      this.pauseAudio();
-      if (this.currentAudio) {
-        this.currentAudio.destroy();
-        this.currentAudio = null;
-      }
-      
       this.currentPage = e.detail.current + 1
       // 获取对应页面的数据（如果还没有获取过）
       if (this.courseIdList[this.currentPage - 1] && this.bookPages[this.currentPage - 1].length === 0) {
         await this.getBookPages(this.courseIdList[this.currentPage - 1]);
       }
       
-      // 清空当前音频状态
-      this.resetAudioState();
+      // 通知音频控制组件重置状态
+      if (this.$refs.audioControls) {
+        this.$refs.audioControls.resetAudioState();
+      }
     },
     async getCourseList(id) {
       const res = await this.$api.book.coursePage({
@@ -1500,8 +1234,10 @@ export default {
         this.pageTypes = this.courseIdList.map(() => '')
         // 初始化页面单词数组
         this.pageWords = this.courseIdList.map(() => [])
-        // 重置音频状态
-        this.resetAudioState()
+        // 通知音频控制组件重置状态
+        if (this.$refs.audioControls) {
+          this.$refs.audioControls.resetAudioState();
+        }
         // 初始化第一页
         if (this.courseIdList.length > 0) {
           await this.getBookPages(this.courseIdList[0])
@@ -1600,81 +1336,58 @@ export default {
   },
   },
   async onLoad(args) {
+    // 监听音色切换事件，传递给AudioControls组件处理
     uni.$on('selectVoice', (voiceId) => {
       console.log('音色切換:', this.voiceId, '->', voiceId);
       this.voiceId = voiceId;
       
-      // 音色切換時清除所有音頻緩存，因為不同音色的音頻文件不同
-      this.clearAudioCache();
+      // 清理單詞語音資源
       this.clearWordAudioCache();
-      
-      // 停止當前播放的音頻
-      if (this.currentAudio) {
-        this.currentAudio.destroy();
-        this.currentAudio = null;
-      }
       if (this.currentWordAudio) {
         this.currentWordAudio.destroy();
         this.currentWordAudio = null;
       }
-      
-      // 重置音頻狀態
-      this.currentPageAudios = [];
-      this.totalTime = 0;
-      this.hasAudioData = false;
-      this.isPlaying = false;
-      this.currentTime = 0;
-      this.currentAudioIndex = 0;
-      this.currentHighlightIndex = -1;
-      this.sliderValue = 0;
-      this.isDragging = false;
-      
-      // 重新請求當前頁面的音頻數據
-      if (this.isTextPage) {
-        console.log('音色切換後重新獲取音頻數據');
-        this.getAudio();
-      }
     })
+    
     this.courseId = args.courseId
     this.memberId = args.memberId
-    // 重置音频状态
-    this.resetAudioState()
-    
-    // 初始檢測播放速度支持
-    this.checkInitialPlaybackRateSupport()
     
     // 先获取点进来的课程的页面列表
     await Promise.all([this.getCourseList(this.courseId), this.getCoursePageList(args.bookId), this.getMemberInfo(), this.getVoiceList()])
     
-    // 頁面加載完成後，自動加載第一頁音頻並播放
-    await this.autoLoadAndPlayFirstPage();
-    
+    // 页面加载完成后，通知AudioControls组件自动加载第一页音频
+    this.$nextTick(() => {
+      if (this.$refs.audioControls) {
+        this.$refs.audioControls.autoLoadAndPlayFirstPage();
+      }
+    });
   },
   
 
   
-  // 页面卸载时清理音频资源
+  // 页面卸载时清理资源
   onUnload() {
     uni.$off('selectVoice')
-    if (this.currentAudio) {
-      this.currentAudio.destroy();
-      this.currentAudio = null;
-    }
     // 清理單詞語音資源
     if (this.currentWordAudio) {
       this.currentWordAudio.destroy();
       this.currentWordAudio = null;
     }
-    this.isPlaying = false;
-    // 清理音频缓存
-    this.clearAudioCache();
     // 清理單詞語音緩存
     this.clearWordAudioCache();
+    
+    // 通知AudioControls组件清理资源
+    if (this.$refs.audioControls) {
+      this.$refs.audioControls.destroyAudio();
+    }
   },
   
   // 页面隐藏时暂停音频
   onHide() {
-    this.pauseAudio();
+    // 通知AudioControls组件暂停音频
+    if (this.$refs.audioControls) {
+      this.$refs.audioControls.pauseOnHide();
+    }
   }
 }
 </script>
@@ -2247,149 +1960,5 @@ export default {
   line-height: 48rpx;
 }
 
-/* 音频控制栏样式 */
-.audio-controls {
-  background: #fff;
-  padding: 20rpx 40rpx;
-  border-bottom: 1rpx solid #eee;
-  transition: transform 0.3s ease;
-  position: relative;
-  z-index: 10;
-  &.audio-hidden {
-    transform: translateY(100%);
-    
-  }
-}
 
-.audio-time {
-  display: flex;
-  align-items: center;
-  margin-bottom: 20rpx;
-}
-
-.time-text {
-  font-size: 28rpx;
-  color: #999;
-  min-width: 80rpx;
-}
-
-.progress-container {
-  flex: 1;
-  margin: 0 20rpx;
-}
-
-.progress-bar {
-  position: relative;
-  height: 6rpx;
-  background: #f0f0f0;
-  border-radius: 3rpx;
-}
-
-.progress-fill {
-  position: absolute;
-  left: 0;
-  top: 0;
-  height: 100%;
-  background: #06DADC;
-  border-radius: 3rpx;
-  transition: width 0.1s ease;
-}
-
-.progress-thumb {
-  position: absolute;
-  top: 50%;
-  width: 16rpx;
-  height: 16rpx;
-  background: #06DADC;
-  border-radius: 50%;
-  transform: translate(-50%, -50%);
-  transition: left 0.1s ease;
-}
-
-.audio-controls-row {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-}
-
-.control-btn {
-  display: flex;
-  // flex-direction: column;
-  align-items: center;
-
-  padding: 10rpx;
-  gap: 8rpx;
-}
-
-.control-btn.disabled {
-  pointer-events: none;
-  opacity: 0.6;
-}
-
-.control-text {
-  font-size: 28rpx;
-  color: #4A4A4A;
-  // margin-top: 8rpx;
-}
-
-.play-btn {
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  padding: 10rpx;
-}
-
-/* 音频加载状态样式 */
-.audio-loading-container {
-  background: #fff;
-  padding: 40rpx;
-  border-bottom: 1rpx solid #eee;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  gap: 20rpx;
-  position: relative;
-  z-index: 10;
-}
-
-.loading-text {
-  font-size: 28rpx;
-  color: #999;
-}
-
-/* 获取音频按钮样式 */
-.audio-get-button-container {
-  background: rgba(255, 255, 255, 0.95);
-  backdrop-filter: blur(10px);
-  padding: 30rpx;
-  border-radius: 20rpx;
-  border: 2rpx solid #E5E5E5;
-  transition: all 0.3s ease;
-  position: relative;
-  z-index: 10;
-}
-
-.get-audio-btn {
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  gap: 16rpx;
-  padding: 20rpx 40rpx;
-  background: linear-gradient(135deg, #06DADC 0%, #04B8BA 100%);
-  border-radius: 50rpx;
-  box-shadow: 0 8rpx 20rpx rgba(6, 218, 220, 0.3);
-  transition: all 0.3s ease;
-}
-
-.get-audio-btn:active {
-  transform: scale(0.95);
-  box-shadow: 0 4rpx 10rpx rgba(6, 218, 220, 0.2);
-}
-
-.get-audio-text {
-  font-size: 32rpx;
-  color: #FFFFFF;
-  font-weight: 500;
-}
 </style>