From dc478b065693dd24e4cae719186d6aafb2d24f6d Mon Sep 17 00:00:00 2001
From: zhaoqingang <zhaoqg0118@163.com>
Date: 星期一, 25 十一月 2024 10:05:10 +0800
Subject: [PATCH] difyq 接入
---
app/api/chat.py | 88 ++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 88 insertions(+), 0 deletions(-)
diff --git a/app/api/chat.py b/app/api/chat.py
index 076950e..4359eab 100644
--- a/app/api/chat.py
+++ b/app/api/chat.py
@@ -14,6 +14,7 @@
from app.models.user_model import UserModel
from app.service.dialog import update_session_history
from app.service.basic import BasicService
+from app.service.difyService import DifyService
from app.service.ragflow import RagflowService
from app.service.service_token import get_bisheng_token, get_ragflow_token
from app.service.session import SessionService
@@ -286,6 +287,93 @@
finally:
await websocket.close()
print(f"Client {agent_id} disconnected")
+ if agent_type == AgentType.DIFY:
+ dify_service = DifyService(settings.dify_base_url)
+ # token = get_dify_token(db, current_user.id)
+ token = settings.dify_api_token
+ try:
+ async def forward_to_dify():
+ while True:
+ conversation_id = ""
+ receive_message = await websocket.receive_json()
+ print(f"Received from client {chat_id}: {receive_message}")
+ upload_file_id = receive_message.get('upload_file_id', [])
+ question = receive_message.get('message', "")
+ if not question and not image_url:
+ await websocket.send_json({"message": "Invalid request", "type": "error"})
+ continue
+ try:
+ session = SessionService(db).create_session(
+ chat_id,
+ question,
+ agent_id,
+ AgentType.DIFY,
+ current_user.id
+ )
+ conversation_id = session.conversation_id
+ except Exception as e:
+ logger.error(e)
+ complete_response = ""
+ async for rag_response in dify_service.chat(token, chat_id, question, upload_file_id, conversation_id):
+ try:
+ 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
+ complete_response += text
+ try:
+ data = json.loads(complete_response)
+ # data = json_data.get("data")
+ if "answer" not in data: # 淇℃伅杩囨护
+ continue
+ else: # 姝ｅ父杈撳嚭
+ answer = data.get("answer", "")
+
+ result = {"message": answer, "type": "message"}
+ try:
+ SessionService(db).update_session(chat_id,
+ message={"role": "assistant", "content": data, "conversation_id": data.get("conversation_id")})
+ except Exception as e:
+ logger.error(e)
+ await websocket.send_json(result)
+ complete_response = ""
+ except json.JSONDecodeError as e:
+ print(f"Error decoding JSON: {e}")
+ # print(f"Response text: {text}")
+ except Exception as e2:
+ result = {"message": f"鍐呴儴閿欒锛� {e2}", "type": "close"}
+ await websocket.send_json(result)
+ print(f"Error process message of ragflow: {e2}")
+ try:
+ dialog_chat_history = await ragflow_service.get_session_history(token, chat_id, 1)
+ await update_session_history(db, dialog_chat_history, current_user.id)
+ except Exception as e:
+ logger.error(e)
+ logger.error("-----------------淇濆瓨ragflow鐨勫巻鍙蹭細璇濆紓甯�-----------------")
+
+ # 鍚姩浠诲姟澶勭悊瀹㈡埛绔秷鎭�
+ tasks = [
+ asyncio.create_task(forward_to_dify())
+ ]
+ await asyncio.wait(tasks, return_when=asyncio.FIRST_COMPLETED)
+ except WebSocketDisconnect as e1:
+ print(f"Client {chat_id} disconnected: {e1}")
+ await websocket.close()
+ except Exception as e:
+ print(f"Exception occurred: {e}")
+
+ finally:
+ print("Cleaning up resources of ragflow")
+ # 鍙栨秷鎵�鏈変换鍔�
+ for task in tasks:
+ if not task.done():
+ task.cancel()
+ try:
+ await task
+ except asyncio.CancelledError:
+ pass
else:
ret = {"message": "Agent not found", "type": "close"}
await websocket.send_json(ret)
--
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