From f95f801f35aa201cbaffd7d881c07edc9398b570 Mon Sep 17 00:00:00 2001
From: zhaoqingang <zhaoqg0118@163.com>
Date: 星期一, 03 三月 2025 16:03:51 +0800
Subject: [PATCH] 增加外接知识库中转接口
---
app/api/v2/chat.py | 148 +++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 148 insertions(+), 0 deletions(-)
diff --git a/app/api/v2/chat.py b/app/api/v2/chat.py
index e69de29..6f78896 100644
--- a/app/api/v2/chat.py
+++ b/app/api/v2/chat.py
@@ -0,0 +1,148 @@
+import json
+import uuid
+from typing import List
+
+from fastapi import Depends, APIRouter, File, UploadFile
+from sqlalchemy.orm import Session
+from starlette.responses import StreamingResponse, Response
+from werkzeug.http import HTTP_STATUS_CODES
+
+from app.api import get_current_user, get_api_key
+from app.config.const import dialog_chat, advanced_chat, base_chat, agent_chat, workflow_chat, basic_chat, \
+ smart_message_error, http_400, http_500, http_200
+from app.models import UserModel
+from app.models.base_model import get_db
+from app.models.v2.chat import RetrievalRequest
+from app.models.v2.session_model import ChatData
+from app.service.v2.chat import service_chat_dialog, get_chat_info, service_chat_basic, \
+ service_chat_workflow, service_chat_parameters, service_chat_sessions, service_chat_upload, \
+ service_chat_sessions_list, service_chat_session_log, service_chunk_retrieval, service_base_chunk_retrieval
+
+chat_router_v2 = APIRouter()
+
+# 瀵硅瘽
+@chat_router_v2.post("/chat/{chatId}/completions")
+async def api_chat_dialog(chatId:str, dialog: ChatData, current_user: UserModel = Depends(get_current_user),db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ chat_info = await get_chat_info(db, chatId)
+ if not chat_info:
+ error_msg = json.dumps(
+ {"message": smart_message_error, "error": "\n**ERROR**: parameter exception", "status": http_400})
+ return StreamingResponse(f"data: {error_msg}\n\n",
+ media_type="text/event-stream")
+ session_id = dialog.sessionId
+ if not dialog.query:
+ error_msg = json.dumps(
+ {"message": smart_message_error, "error": "\n**ERROR**: question cannot be empty.", "status": http_400})
+ return StreamingResponse(f"data: {error_msg}\n\n",
+ media_type="text/event-stream")
+ if not session_id:
+ session = await service_chat_sessions(db, chatId, dialog.query)
+ print(session)
+ if not session or session.get("code") != 0:
+ error_msg = json.dumps(
+ {"message": smart_message_error, "error": "\n**ERROR**: chat agent error", "status": http_500})
+ return StreamingResponse(f"data: {error_msg}\n\n",
+ media_type="text/event-stream")
+ session_id = session.get("data", {}).get("id")
+ return StreamingResponse(service_chat_dialog(db, chatId, dialog.query, session_id, current_user.id, chat_info.mode),
+ media_type="text/event-stream")
+
+@chat_router_v2.post("/agent/{chatId}/completions")
+async def api_chat_dialog(chatId:str, dialog: ChatData, current_user: UserModel = Depends(get_current_user),db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ chat_info = await get_chat_info(db, chatId)
+ if not chat_info:
+ error_msg = json.dumps(
+ {"message": smart_message_error, "error": "\n**ERROR**: parameter exception", "status": http_400})
+ return StreamingResponse(f"data: {error_msg}\n\n",
+ media_type="text/event-stream")
+ session_id = dialog.sessionId
+ if not session_id:
+ session_id = str(uuid.uuid4()).replace("-", "")
+ return StreamingResponse(service_chat_workflow(db, chatId, dialog, session_id, current_user.id, chat_info.mode),
+ media_type="text/event-stream")
+
+
+@chat_router_v2.post("/workflow/{chatId}/completions")
+async def api_chat_dialog(chatId:str, dialog: ChatData, current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ chat_info = await get_chat_info(db, chatId)
+ if not chat_info:
+ error_msg = json.dumps(
+ {"message": smart_message_error, "error": "\n**ERROR**: parameter exception", "status": http_400})
+ return StreamingResponse(f"data: {error_msg}\n\n",
+ media_type="text/event-stream")
+ session_id = dialog.sessionId
+ if not session_id:
+ session_id = str(uuid.uuid4()).replace("-", "")
+ return StreamingResponse(service_chat_workflow(db, chatId, dialog, session_id, current_user.id, chat_info.mode),
+ media_type="text/event-stream")
+
+
+@chat_router_v2.post("/complex/{chatId}/completions")
+async def api_chat_dialog(chatId:str, dialog: ChatData, current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ chat_info = await get_chat_info(db, chatId)
+ if not chat_info:
+ error_msg = json.dumps(
+ {"message": smart_message_error, "error": "\n**ERROR**: parameter exception", "status": http_400})
+ return StreamingResponse(f"data: {error_msg}\n\n",
+ media_type="text/event-stream")
+ session_id = dialog.sessionId
+ if not session_id:
+ session_id = str(uuid.uuid4()).replace("-", "")
+
+
+ return StreamingResponse(service_chat_basic(db, chatId, dialog, session_id, current_user.id, chat_info.mode),
+ media_type="text/event-stream")
+
+
+
+@chat_router_v2.get("/chat/{chatId}/parameters")
+async def api_chat_parameters(chatId:str, current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ status_code = http_200
+ data = await service_chat_parameters(db, chatId, current_user.id)
+ if not data:
+ status_code = http_400
+ data = json.dumps({"code": http_400})
+ return Response(data, media_type="application/json", status_code=status_code)
+
+
+@chat_router_v2.post("/{chatId}/upload")
+async def api_chat_upload(chatId:str, file: List[UploadFile] = File(...), current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ status_code = http_200
+ data = await service_chat_upload(db, chatId, file, current_user.id)
+ if not data:
+ status_code = http_400
+ data = "{}"
+ return Response(data, media_type="application/json", status_code=status_code)
+
+
+
+@chat_router_v2.get("/chat/sessions")
+async def api_chat_sessions(chatId:str, current:int=1, pageSize:int=100, keyword:str="", current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ data = await service_chat_sessions_list(db, chatId, current, pageSize, current_user.id, keyword)
+ return Response(data, media_type="application/json", status_code=http_200)
+
+
+@chat_router_v2.get("/chat/session_log")
+async def api_chat_sessions(sessionId:str, current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+ data = await service_chat_session_log(db, sessionId)
+ return Response(data, media_type="application/json", status_code=http_200)
+
+
+
+# @chat_router_v2.post("/conversation/mindmap")
+# async def api_conversation_mindmap(chatId:str, current:int=1, current_user: UserModel = Depends(get_current_user), db: Session = Depends(get_db)): # current_user: UserModel = Depends(get_current_user)
+# data = await service_chat_sessions_list(db, chatId, current, pageSize, current_user.id, keyword)
+# return Response(data, media_type="application/json", status_code=http_200)
+
+
+
+@chat_router_v2.post("/multi/retrieval")
+async def retrieve_chunks(request_data: RetrievalRequest, api_key: str = Depends(get_api_key)):
+ records = await service_chunk_retrieval(request_data.query, request_data.retrieval_setting.top_k, request_data.retrieval_setting.score_threshold, api_key)
+ return {"records": records}
+
+
+@chat_router_v2.post("/retrieval")
+async def retrieve_chunks(request_data: RetrievalRequest, api_key: str = Depends(get_api_key)):
+ records = await service_base_chunk_retrieval(request_data.query,request_data.knowledge_id, request_data.retrieval_setting.top_k, request_data.retrieval_setting.score_threshold, api_key)
+ return {"records": records}
--
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