From b3387b3ec7528b4a6ff48b6f158cd745565884f0 Mon Sep 17 00:00:00 2001
From: root <953994191@qq.com>
Date: Fri, 1 May 2026 13:06:10 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=88=9D=E5=A7=8B=E5=8C=96=20RAG=20?=
 =?UTF-8?q?=E5=B7=A5=E5=85=B7=E5=90=8E=E8=B0=83=E7=94=A8=20set=5Fglobal=5F?=
 =?UTF-8?q?rag=5Ftool?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 backend/app/agent/agent_service.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/backend/app/agent/agent_service.py b/backend/app/agent/agent_service.py
index 4e15210..e5127b9 100644
--- a/backend/app/agent/agent_service.py
+++ b/backend/app/agent/agent_service.py
@@ -37,6 +37,9 @@ class AIAgentService:
         if rag_tool:
             self.tools.append(rag_tool)
             self.tools_by_name[rag_tool.name] = rag_tool
+            # 关键：设置全局 RAG 工具，供 rag_nodes.py 使用
+            from app.main_graph.nodes.rag_nodes import set_global_rag_tool
+            set_global_rag_tool(rag_tool)
 
         # 2. 构建各模型的 Graph（使用新版 React 模式）
         chat_services = get_all_chat_services()