优化菜园消息推送逻辑

Plugins/WPSAPI.py

@@ -1004,11 +1004,14 @@ class WPSAPI(BasicWPSInterface):
             logger.Log("Error", f"{ConsoleFrontColor.RED}WPSAPI未配置主Webhook URL{ConsoleFrontColor.RESET}")
         return MAIN_WEBHOOK_URL != ""
 
+    def get_main_webhook_url(self) -> str:
+        return MAIN_WEBHOOK_URL
+
     @override
     def get_webhook_url(self, message: str, chat_id: int, user_id: int) -> str:
         webhook_url = ProjectConfig().GetFile(f"webhook_url/{chat_id}",True).LoadAsText()
         if webhook_url == "":
-            webhook_url = MAIN_WEBHOOK_URL
+            webhook_url = self.get_main_webhook_url()
         return webhook_url
 
     @override