mirror of
https://git.mirrors.martin98.com/https://github.com/infiniflow/ragflow.git
synced 2025-04-22 22:20:07 +08:00
6329427ad5
### What problem does this PR solve? Refactor Document API ### Type of change - [x] Refactoring Co-authored-by: liuhua <10215101452@stu.ecun.edu.cn>
219 lines
9.6 KiB
Python
219 lines
9.6 KiB
Python
#
|
||
# Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
|
||
#
|
||
# Licensed under the Apache License, Version 2.0 (the "License");
|
||
# you may not use this file except in compliance with the License.
|
||
# You may obtain a copy of the License at
|
||
#
|
||
# http://www.apache.org/licenses/LICENSE-2.0
|
||
#
|
||
# Unless required by applicable law or agreed to in writing, software
|
||
# distributed under the License is distributed on an "AS IS" BASIS,
|
||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
# See the License for the specific language governing permissions and
|
||
# limitations under the License.
|
||
#
|
||
import json
|
||
from uuid import uuid4
|
||
|
||
from flask import request, Response
|
||
|
||
from api.db import StatusEnum
|
||
from api.db.services.dialog_service import DialogService, ConversationService, chat
|
||
from api.utils import get_uuid
|
||
from api.utils.api_utils import get_error_data_result
|
||
from api.utils.api_utils import get_result, token_required
|
||
|
||
@manager.route('/chat/<chat_id>/session', methods=['POST'])
|
||
@token_required
|
||
def create(tenant_id,chat_id):
|
||
req = request.json
|
||
req["dialog_id"] = chat_id
|
||
dia = DialogService.query(tenant_id=tenant_id, id=req["dialog_id"], status=StatusEnum.VALID.value)
|
||
if not dia:
|
||
return get_error_data_result(retmsg="You do not own the assistant")
|
||
conv = {
|
||
"id": get_uuid(),
|
||
"dialog_id": req["dialog_id"],
|
||
"name": req.get("name", "New session"),
|
||
"message": [{"role": "assistant", "content": "Hi! I am your assistant，can I help you?"}]
|
||
}
|
||
if not conv.get("name"):
|
||
return get_error_data_result(retmsg="Name can not be empty.")
|
||
ConversationService.save(**conv)
|
||
e, conv = ConversationService.get_by_id(conv["id"])
|
||
if not e:
|
||
return get_error_data_result(retmsg="Fail to create a session!")
|
||
conv = conv.to_dict()
|
||
conv['messages'] = conv.pop("message")
|
||
conv["chat_id"] = conv.pop("dialog_id")
|
||
del conv["reference"]
|
||
return get_result(data=conv)
|
||
|
||
@manager.route('/chat/<chat_id>/session/<session_id>', methods=['PUT'])
|
||
@token_required
|
||
def update(tenant_id,chat_id,session_id):
|
||
req = request.json
|
||
if "dialog_id" in req and req.get("dialog_id") != chat_id:
|
||
return get_error_data_result(retmsg="Can't change chat_id")
|
||
if "chat_id" in req and req.get("chat_id") != chat_id:
|
||
return get_error_data_result(retmsg="Can't change chat_id")
|
||
req["dialog_id"] = chat_id
|
||
conv_id = session_id
|
||
conv = ConversationService.query(id=conv_id,dialog_id=chat_id)
|
||
if not conv:
|
||
return get_error_data_result(retmsg="Session does not exist")
|
||
if not DialogService.query(id=chat_id, tenant_id=tenant_id, status=StatusEnum.VALID.value):
|
||
return get_error_data_result(retmsg="You do not own the session")
|
||
if "message" in req or "messages" in req:
|
||
return get_error_data_result(retmsg="Message can not be change")
|
||
if "reference" in req:
|
||
return get_error_data_result(retmsg="Reference can not be change")
|
||
if "name" in req and not req.get("name"):
|
||
return get_error_data_result(retmsg="Name can not be empty.")
|
||
if not ConversationService.update_by_id(conv_id, req):
|
||
return get_error_data_result(retmsg="Session updates error")
|
||
return get_result()
|
||
|
||
|
||
@manager.route('/chat/<chat_id>/session/<session_id>/completion', methods=['POST'])
|
||
@token_required
|
||
def completion(tenant_id,chat_id,session_id):
|
||
req = request.json
|
||
# req = {"conversation_id": "9aaaca4c11d311efa461fa163e197198", "messages": [
|
||
# {"role": "user", "content": "上海有吗？"}
|
||
# ]}
|
||
if not req.get("question"):
|
||
return get_error_data_result(retmsg="Please input your question.")
|
||
conv = ConversationService.query(id=session_id,dialog_id=chat_id)
|
||
if not conv:
|
||
return get_error_data_result(retmsg="Session does not exist")
|
||
conv = conv[0]
|
||
if not DialogService.query(id=chat_id, tenant_id=tenant_id, status=StatusEnum.VALID.value):
|
||
return get_error_data_result(retmsg="You do not own the session")
|
||
msg = []
|
||
question = {
|
||
"content": req.get("question"),
|
||
"role": "user",
|
||
"id": str(uuid4())
|
||
}
|
||
conv.message.append(question)
|
||
for m in conv.message:
|
||
if m["role"] == "system": continue
|
||
if m["role"] == "assistant" and not msg: continue
|
||
msg.append(m)
|
||
message_id = msg[-1].get("id")
|
||
e, dia = DialogService.get_by_id(conv.dialog_id)
|
||
|
||
if not conv.reference:
|
||
conv.reference = []
|
||
conv.message.append({"role": "assistant", "content": "", "id": message_id})
|
||
conv.reference.append({"chunks": [], "doc_aggs": []})
|
||
|
||
def fillin_conv(ans):
|
||
nonlocal conv, message_id
|
||
if not conv.reference:
|
||
conv.reference.append(ans["reference"])
|
||
else:
|
||
conv.reference[-1] = ans["reference"]
|
||
conv.message[-1] = {"role": "assistant", "content": ans["answer"],
|
||
"id": message_id, "prompt": ans.get("prompt", "")}
|
||
ans["id"] = message_id
|
||
|
||
def stream():
|
||
nonlocal dia, msg, req, conv
|
||
try:
|
||
for ans in chat(dia, msg, **req):
|
||
fillin_conv(ans)
|
||
yield "data:" + json.dumps({"code": 0, "data": ans}, ensure_ascii=False) + "\n\n"
|
||
ConversationService.update_by_id(conv.id, conv.to_dict())
|
||
except Exception as e:
|
||
yield "data:" + json.dumps({"code": 500, "message": str(e),
|
||
"data": {"answer": "**ERROR**: " + str(e), "reference": []}},
|
||
ensure_ascii=False) + "\n\n"
|
||
yield "data:" + json.dumps({"code": 0, "data": True}, ensure_ascii=False) + "\n\n"
|
||
|
||
if req.get("stream", True):
|
||
resp = Response(stream(), mimetype="text/event-stream")
|
||
resp.headers.add_header("Cache-control", "no-cache")
|
||
resp.headers.add_header("Connection", "keep-alive")
|
||
resp.headers.add_header("X-Accel-Buffering", "no")
|
||
resp.headers.add_header("Content-Type", "text/event-stream; charset=utf-8")
|
||
return resp
|
||
|
||
else:
|
||
answer = None
|
||
for ans in chat(dia, msg, **req):
|
||
answer = ans
|
||
fillin_conv(ans)
|
||
ConversationService.update_by_id(conv.id, conv.to_dict())
|
||
break
|
||
return get_result(data=answer)
|
||
|
||
@manager.route('/chat/<chat_id>/session', methods=['GET'])
|
||
@token_required
|
||
def list(chat_id,tenant_id):
|
||
if not DialogService.query(tenant_id=tenant_id, id=chat_id, status=StatusEnum.VALID.value):
|
||
return get_error_data_result(retmsg=f"You don't own the assistant {chat_id}.")
|
||
id = request.args.get("id")
|
||
name = request.args.get("name")
|
||
session = ConversationService.query(id=id,name=name,dialog_id=chat_id)
|
||
if not session:
|
||
return get_error_data_result(retmsg="The session doesn't exist")
|
||
page_number = int(request.args.get("page", 1))
|
||
items_per_page = int(request.args.get("page_size", 1024))
|
||
orderby = request.args.get("orderby", "create_time")
|
||
if request.args.get("desc") == "False" or request.args.get("desc") == "false":
|
||
desc = False
|
||
else:
|
||
desc = True
|
||
convs = ConversationService.get_list(chat_id,page_number,items_per_page,orderby,desc,id,name)
|
||
if not convs:
|
||
return get_result(data=[])
|
||
for conv in convs:
|
||
conv['messages'] = conv.pop("message")
|
||
conv["chat"] = conv.pop("dialog_id")
|
||
if conv["reference"]:
|
||
messages = conv["messages"]
|
||
message_num = 0
|
||
chunk_num = 0
|
||
while message_num < len(messages):
|
||
if message_num != 0 and messages[message_num]["role"] != "user":
|
||
chunk_list = []
|
||
if "chunks" in conv["reference"][chunk_num]:
|
||
chunks = conv["reference"][chunk_num]["chunks"]
|
||
for chunk in chunks:
|
||
new_chunk = {
|
||
"id": chunk["chunk_id"],
|
||
"content": chunk["content_with_weight"],
|
||
"document_id": chunk["doc_id"],
|
||
"document_name": chunk["docnm_kwd"],
|
||
"knowledgebase_id": chunk["kb_id"],
|
||
"image_id": chunk["img_id"],
|
||
"similarity": chunk["similarity"],
|
||
"vector_similarity": chunk["vector_similarity"],
|
||
"term_similarity": chunk["term_similarity"],
|
||
"positions": chunk["positions"],
|
||
}
|
||
chunk_list.append(new_chunk)
|
||
chunk_num += 1
|
||
messages[message_num]["reference"] = chunk_list
|
||
message_num += 1
|
||
del conv["reference"]
|
||
return get_result(data=convs)
|
||
|
||
@manager.route('/chat/<chat_id>/session', methods=["DELETE"])
|
||
@token_required
|
||
def delete(tenant_id,chat_id):
|
||
if not DialogService.query(id=chat_id, tenant_id=tenant_id, status=StatusEnum.VALID.value):
|
||
return get_error_data_result(retmsg="You don't own the chat")
|
||
ids = request.json.get("ids")
|
||
if not ids:
|
||
return get_error_data_result(retmsg="`ids` is required in deleting operation")
|
||
for id in ids:
|
||
conv = ConversationService.query(id=id,dialog_id=chat_id)
|
||
if not conv:
|
||
return get_error_data_result(retmsg="The chat doesn't own the session")
|
||
ConversationService.delete_by_id(id)
|
||
return get_result()
|