Merge pull request #763 from GOODDAYDAY/main

update: 优化系统prompt & 优化三方模块打印日志报错问题 & 修复Dify未过滤全量数据问题

main/xiaozhi-server/core/connection.py

@@ -335,10 +335,8 @@ class ConnectionHandler:
 
     def change_system_prompt(self, prompt):
         self.prompt = prompt
-        # 找到原来的role==system，替换原来的系统提示
-        for m in self.dialogue.dialogue:
-            if m.role == "system":
-                m.content = prompt
+        # 更新系统prompt至上下文
+        self.dialogue.update_system_message(self.prompt)
 
     def chat(self, query):
 

main/xiaozhi-server/core/providers/llm/dify/dify.py

@@ -58,7 +58,8 @@ class LLMProvider(LLMProviderBase):
                                 self.session_conversation_map[session_id] = (
                                     conversation_id  # 更新映射
                                 )
-                            if event.get("answer"):
+                            # 过滤 message_replace 事件，此事件会全量推一次
+                            if event.get("event") != "message_replace" and event.get("answer"):
                                 yield event["answer"]
                 elif self.mode == "workflows/run":
                     for line in r.iter_lines():
@@ -73,7 +74,8 @@ class LLMProvider(LLMProviderBase):
                     for line in r.iter_lines():
                         if line.startswith(b"data: "):
                             event = json.loads(line[6:])
-                            if event.get("answer"):
+                            # 过滤 message_replace 事件，此事件会全量推一次
+                            if event.get("event") != "message_replace" and event.get("answer"):
                                 yield event["answer"]
 
         except Exception as e: