环境变量修改

backend/routes.py

@@ -149,26 +149,42 @@ async def delete_task(task_id: int, db: Session = Depends(get_db)):
 @api.post('/tasks/{task_id}/polish')
 async def polish_task_description(task_id: int, db: Session = Depends(get_db)):
     """AI润色任务描述"""
-    task = db.query(Task).filter(Task.id == task_id).first()
-    if not task:
-        raise HTTPException(status_code=404, detail='任务不存在')
+    try:
+        task = db.query(Task).filter(Task.id == task_id).first()
+        if not task:
+            raise HTTPException(status_code=404, detail='任务不存在')
 
-    if not ai_service.is_available():
-        raise HTTPException(status_code=500, detail='AI服务不可用，请检查API密钥配置')
+        if not ai_service.is_available():
+            raise HTTPException(status_code=400, detail='AI服务不可用，请检查API密钥配置')
 
-    if not task.description:
-        raise HTTPException(status_code=400, detail='任务描述为空，无法润色')
+        if not task.description:
+            raise HTTPException(status_code=400, detail='任务描述为空，无法润色')
 
-    polished_description = ai_service.polish_description(task.description)
-    task.polished_description = polished_description
-    task.updated_at = datetime.utcnow()
+        polished_description = ai_service.polish_description(task.description)
 
-    db.commit()
+        # 如果AI服务返回的内容与原内容相同，可能是AI调用失败
+        if polished_description == task.description:
+            raise HTTPException(status_code=500, detail='AI润色服务调用失败，请检查配置和网络连接')
 
-    return {
-        'original': task.description,
-        'polished': polished_description
-    }
+        task.polished_description = polished_description
+        task.updated_at = datetime.utcnow()
+
+        db.commit()
+
+        return {
+            'original': task.description,
+            'polished': polished_description
+        }
+    except HTTPException:
+        # 重新抛出HTTP异常
+        raise
+    except Exception as e:
+        # 捕获其他异常并返回详细错误信息
+        import traceback
+        error_detail = f'AI润色失败: {str(e)}'
+        print(f"Polish task error: {error_detail}")
+        print(traceback.format_exc())
+        raise HTTPException(status_code=500, detail=error_detail)
 
 # 计时器API
 @api.post('/timer/start')