feat: 用户表添加selected_audio_id字段，添加用户音频绑定接口

app/controllers/user_controller.py

@@ -166,7 +166,10 @@ async def upload_audio_handler(user_id, audio, db):
         raw_data = AudioSegment.from_file(io.BytesIO(audio_data), format="mp3").raw_data
         numpy_data = np.frombuffer(raw_data, dtype=np.int32)
         emb_data = tts.audio2emb(numpy_data,rate=44100,vad=True).tobytes()
-        new_audio = Audio(user_id=user_id, audio_data=audio_data,emb_data=emb_data)
+        new_audio = Audio(user_id=user_id, audio_data=audio_data,emb_data=emb_data) #创建音频
+        db.flush()
+        existing_user = db.query(User).filter(User.id == user_id).first()
+        existing_user.selected_audio_id = new_audio.id #绑定音频到用户
         db.add(new_audio)
         db.commit()
         db.refresh(new_audio)
@@ -214,16 +217,38 @@ async def download_audio_handler(audio_id, db):
 async def delete_audio_handler(audio_id, db):
     try:
         existing_audio = db.query(Audio).filter(Audio.id == audio_id).first()
+        existing_user = db.query(User).filter(User.selected_audio_id == audio_id).first()
     except Exception as e:
         db.rollback()
         raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=str(e))
     if existing_audio is None:
         raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="音频不存在")
     try:
+        if existing_user.selected_audio_id == audio_id:
+            existing_user.selected_audio_id = None
         db.delete(existing_audio)
         db.commit()
     except Exception as e:
         db.rollback()
         raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=str(e))
     audio_delete_data = AudioDeleteData(deletedAt=datetime.now().isoformat())
-    return AudioDeleteResponse(status="success", message="用户删除音频成功", data=audio_delete_data)
+    return AudioDeleteResponse(status="success", message="用户删除音频成功", data=audio_delete_data)
+
+
+#用户绑定音频
+async def bind_audio_handler(bind_req, db):
+    try:
+        existing_user = db.query(User).filter(User.id == bind_req.user_id).first()
+    except Exception as e:
+        db.rollback()
+        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=str(e))
+    if existing_user is None:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="用户不存在")
+    try:
+        existing_user.selected_audio_id = bind_req.audio_id
+        db.commit()
+    except Exception as e:
+        db.rollback()
+        raise HTTPException(status_code=status.HTTP_400_BAD_REQUEST, detail=str(e))
+    audio_bind_data = AudioBindData(bindedAt=datetime.now().isoformat())
+    return AudioBindResponse(status="success", message="用户绑定音频成功", data=audio_bind_data)