添加音频加载失败重新加载

src/audioManager.js

@@ -55,39 +55,90 @@ class AudioManager {
   constructor() {
     this.audioMap = new Map();
     this.currentPlayingKey = null; // 记录当前播放的音频key
+    this.retryCount = new Map(); // 记录每个音频的重试次数
+    this.maxRetries = 3; // 最大重试次数
+    this.retryDelay = 1000; // 重试延迟时间（毫秒）
 
+    this.initAudios();
+  }
+
+  // 初始化音频
+  initAudios() {
     Object.keys(audioFils).forEach((key) => {
-      const audio = uni.createInnerAudioContext();
-      audio.src = audioFils[key];
-      audio.autoplay = false;
-
-      // 监听加载状态
-      audio.onCanplay(() => {
-        // console.log(`音频 ${key} 已加载完成`);
-      });
-
-      audio.onError((res) => {
-        console.log(`音频 ${key} 加载失败：`, res.errMsg);
-      });
-
-      // 监听播放结束事件
-      audio.onEnded(() => {
-        if (this.currentPlayingKey === key) {
-          this.currentPlayingKey = null;
-        }
-      });
-
-      // 监听播放停止事件
-      audio.onStop(() => {
-        if (this.currentPlayingKey === key) {
-          this.currentPlayingKey = null;
-        }
-      });
-
-      this.audioMap.set(key, audio);
+      this.createAudio(key);
     });
   }
 
+  // 创建单个音频实例
+  createAudio(key) {
+    const audio = uni.createInnerAudioContext();
+    audio.src = audioFils[key];
+    audio.autoplay = false;
+
+    // 监听加载状态
+    audio.onCanplay(() => {
+      // console.log(`音频 ${key} 已加载完成`);
+      // 加载成功后重置重试计数
+      this.retryCount.set(key, 0);
+    });
+
+    audio.onError((res) => {
+      console.log(`音频 ${key} 加载失败：`, res.errMsg);
+      this.handleAudioError(key);
+    });
+
+    // 监听播放结束事件
+    audio.onEnded(() => {
+      if (this.currentPlayingKey === key) {
+        this.currentPlayingKey = null;
+      }
+    });
+
+    // 监听播放停止事件
+    audio.onStop(() => {
+      if (this.currentPlayingKey === key) {
+        this.currentPlayingKey = null;
+      }
+    });
+
+    this.audioMap.set(key, audio);
+    // 初始化重试计数
+    if (!this.retryCount.has(key)) {
+      this.retryCount.set(key, 0);
+    }
+  }
+
+  // 处理音频加载错误
+  handleAudioError(key) {
+    const currentRetries = this.retryCount.get(key) || 0;
+    
+    if (currentRetries < this.maxRetries) {
+      // 增加重试计数
+      this.retryCount.set(key, currentRetries + 1);
+      
+      console.log(`音频 ${key} 开始第 ${currentRetries + 1} 次重试...`);
+      
+      // 延迟重试
+      setTimeout(() => {
+        this.retryLoadAudio(key);
+      }, this.retryDelay);
+    } else {
+      console.error(`音频 ${key} 重试 ${this.maxRetries} 次后仍然失败，停止重试`);
+    }
+  }
+
+  // 重新加载音频
+  retryLoadAudio(key) {
+    // 销毁旧的音频实例
+    const oldAudio = this.audioMap.get(key);
+    if (oldAudio) {
+      oldAudio.destroy();
+    }
+    
+    // 创建新的音频实例
+    this.createAudio(key);
+  }
+
   // 播放指定音频
   play(key) {
     // 如果有正在播放的音频，先停止
@@ -97,8 +148,23 @@ class AudioManager {
 
     const audio = this.audioMap.get(key);
     if (audio) {
-      audio.play();
-      this.currentPlayingKey = key;
+      // 检查音频是否加载失败过多次
+      const retries = this.retryCount.get(key) || 0;
+      if (retries >= this.maxRetries) {
+        console.warn(`音频 ${key} 加载失败次数过多，尝试重新初始化`);
+        this.retryLoadAudio(key);
+        // 延迟播放，等待重新加载
+        setTimeout(() => {
+          const newAudio = this.audioMap.get(key);
+          if (newAudio) {
+            newAudio.play();
+            this.currentPlayingKey = key;
+          }
+        }, 500);
+      } else {
+        audio.play();
+        this.currentPlayingKey = key;
+      }
     }
   }
 
@@ -113,12 +179,42 @@ class AudioManager {
     }
   }
 
+  // 停止所有音频
+  stopAll() {
+    this.audioMap.forEach((audio, key) => {
+      audio.stop();
+    });
+    this.currentPlayingKey = null;
+  }
+
+  // 手动重新加载指定音频
+  reloadAudio(key) {
+    if (audioFils[key]) {
+      console.log(`手动重新加载音频: ${key}`);
+      this.retryCount.set(key, 0); // 重置重试计数
+      this.retryLoadAudio(key);
+    }
+  }
+
+  // 重新加载所有音频
+  reloadAllAudios() {
+    console.log('重新加载所有音频...');
+    this.audioMap.forEach((audio, key) => {
+      audio.destroy();
+    });
+    this.audioMap.clear();
+    this.retryCount.clear();
+    this.currentPlayingKey = null;
+    this.initAudios();
+  }
+
   // 销毁所有音频实例
   destroyAll() {
     this.audioMap.forEach((audio) => {
       audio.destroy();
     });
     this.audioMap.clear();
+    this.retryCount.clear();
     this.currentPlayingKey = null;
   }
 }