From e642b762d7e62837a863f2d2963793cd633b8ac7 Mon Sep 17 00:00:00 2001
From: zhangqian <zhangqian@123.com>
Date: 星期五, 18 十月 2024 11:53:31 +0800
Subject: [PATCH] json解析失败的消息忽略

---
 app/api/chat.py |   66 +++++++++++++++++++++++---------
 1 files changed, 47 insertions(+), 19 deletions(-)

diff --git a/app/api/chat.py b/app/api/chat.py
index 80005f7..2fdbd44 100644
--- a/app/api/chat.py
+++ b/app/api/chat.py
@@ -29,11 +29,13 @@
     agent = db.query(AgentModel).filter(AgentModel.id == agent_id).first()
     if not agent:
         ret = {"message": "Agent not found", "type": "close"}
-        return websocket.send_json(ret)
+        await websocket.send_json(ret)
+        return
     agent_type = agent.agent_type
     if chat_id == "" or chat_id == "0":
         ret = {"message": "Chat ID not found", "type": "close"}
-        return websocket.send_json(ret)
+        await websocket.send_json(ret)
+        return
 
     if agent_type == AgentType.RAGFLOW:
         ragflow_service = RagflowService(settings.ragflow_base_url)
@@ -43,26 +45,53 @@
                 while True:
                     message = await websocket.receive_json()
                     print(f"Received from client {chat_id}: {message}")
-                    async for rag_response in ragflow_service.chat(token, chat_id, message["chatHistory"]):
+                    chat_history = message.get('chatHistory', [])
+                    message["role"] = "user"
+                    if len(chat_history) == 0:
+                        chat_history = await ragflow_service.get_session_history(token, chat_id)
+                        if len(chat_history) == 0:
+                            chat_history = await ragflow_service.set_session(token, agent_id,
+                                                                             message, chat_id, True)
+                            if len(chat_history) == 0:
+                                result = {"message": "鍐呴儴閿欒锛氬垱寤轰細璇濆け璐�", "type": "close"}
+                                await websocket.send_json(result)
+                                await websocket.close()
+                                return
+                        else:
+                            chat_history.append({
+                                "content": message["message"],
+                                "doc_ids": message.get("doc_ids", []),
+                                "role": "user"
+                            })
+                    async for rag_response in ragflow_service.chat(token, chat_id, chat_history):
                         try:
-                            print(f"Received from ragflow: {rag_response}")
-                            json_str = rag_response[5:].strip()
-                            json_data = json.loads(json_str)
-                            data = json_data.get("data")
-                            if data is True:  # 瀹屾垚杈撳嚭
-                                result = {"message": "", "type": "close"}
-                            elif data is None:  # 鍙戠敓閿欒
-                                answer = json_data.get("retmsg", json_data.get("retcode"))
-                                result = {"message": "鍐呴儴閿欒锛�" + answer, "type": "stream"}
-                            else:  # 姝e父杈撳嚭
-                                answer = json_data.get("data", {}).get("answer", "")
-                                result = {"message": answer, "type": "stream"}
-                            await websocket.send_json(result)
-                            print(f"Forwarded to client {chat_id}: {result}")
+                            if rag_response[:5] == "data:":
+                                # 濡傛灉鏄紝鍒欐埅鍙栨帀鍓�5涓瓧绗︼紝骞跺幓闄ら灏剧┖鐧界
+                                text = rag_response[5:].strip()
+                            else:
+                                # 鍚﹀垯锛屼繚鎸佸師鏍�
+                                text = rag_response
+                            try:
+                                json_data = json.loads(text)
+                                data = json_data.get("data")
+                                if data is True:  # 瀹屾垚杈撳嚭
+                                    result = {"message": "", "type": "close"}
+                                elif data is None:  # 鍙戠敓閿欒
+                                    answer = json_data.get("retmsg", json_data.get("retcode"))
+                                    result = {"message": "鍐呴儴閿欒锛�" + answer, "type": "message"}
+                                else:  # 姝e父杈撳嚭
+                                    answer = data.get("answer", "")
+                                    result = {"message": answer, "type": "message"}
+                                await websocket.send_json(result)
+                            except json.JSONDecodeError:
+                                print(f"Error decode ragflow response: {text}")
+                                pass
+
                         except Exception as e:
                             result = {"message": f"鍐呴儴閿欒锛� {e}", "type": "close"}
                             await websocket.send_json(result)
                             print(f"Error process message of ragflow: {e}")
+
             # 鍚姩浠诲姟澶勭悊瀹㈡埛绔秷鎭�
             tasks = [
                 asyncio.create_task(forward_to_ragflow())
@@ -130,5 +159,4 @@
                 print(f"Client {chat_id} disconnected")
     else:
         ret = {"message": "Agent not found", "type": "close"}
-        return websocket.send_json(ret)
-
+        await websocket.send_json(ret)

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