适配讲解详情聚合接口

src/composables/useGlobalAudioPlayer.ts

@@ -259,7 +259,7 @@ const resume = () => {
   })
 }
 
-const switchLanguage = async (lang: AudioLanguage) => {
+const switchLanguage = async (lang: AudioLanguage, localAudio?: AudioItem | null) => {
   if (pendingLanguage.value) {
     return false
   }
@@ -291,6 +291,35 @@ const switchLanguage = async (lang: AudioLanguage) => {
   }
 
   try {
+    if (localAudio?.audioUrl) {
+      currentSource.value = nextSource
+      return await play(localAudio, {
+        source: nextSource,
+        retryOnError: retryOnError || undefined,
+        displayMode: preservedMode
+      })
+    }
+
+    if (localAudio) {
+      stopAudioElement()
+      currentSource.value = nextSource
+      currentAudio.value = {
+        ...localAudio,
+        audioUrl: '',
+        duration: 0,
+        language: lang
+      }
+      visible.value = true
+      displayMode.value = preservedMode
+      playing.value = false
+      loading.value = false
+      currentTime.value = 0
+      duration.value = 0
+      error.value = '当前语言暂无语音讲解'
+      showToast(error.value)
+      return false
+    }
+
     const playInfo = await audioPlayInfoRepository.getPlayInfo({
       targetType: source.targetType,
       targetId: source.targetId,