测试线程发送。防止阻塞

admin/dashboard/blueprints/contacts.py

@@ -10,11 +10,35 @@ contacts_bp = Blueprint('contacts', __name__, url_prefix='/contacts')
 def send_message_in_thread(func, *args, **kwargs):
     """在独立线程中发送消息"""
     def run():
+        loop = None
         try:
-            # 在新线程中运行异步函数
-            asyncio.run(func(*args, **kwargs))
+            # 创建新的事件循环
+            loop = asyncio.new_event_loop()
+            asyncio.set_event_loop(loop)
+            
+            # 运行异步函数
+            loop.run_until_complete(func(*args, **kwargs))
         except Exception as e:
             logger.error(f"发送消息失败: {e}")
+        finally:
+            # 确保清理资源
+            if loop is not None:
+                try:
+                    # 取消所有待处理的任务
+                    pending = asyncio.all_tasks(loop)
+                    for task in pending:
+                        task.cancel()
+                    
+                    # 运行事件循环直到所有任务都被取消
+                    loop.run_until_complete(asyncio.gather(*pending, return_exceptions=True))
+                    
+                    # 停止事件循环
+                    loop.stop()
+                    
+                    # 关闭事件循环
+                    loop.close()
+                except Exception as e:
+                    logger.error(f"清理资源失败: {e}")
     
     # 创建并启动线程
     thread = threading.Thread(target=run)