dify/api/controllers/web/conversation.py
John Wang 4fdb37771a
feat: universal chat in explore (#649)
Co-authored-by: StyleZhang <jasonapring2015@outlook.com>
2023-07-27 13:08:57 +08:00

125 lines
4.2 KiB
Python

# -*- coding:utf-8 -*-
from flask_restful import fields, reqparse, marshal_with
from flask_restful.inputs import int_range
from werkzeug.exceptions import NotFound
from controllers.web import api
from controllers.web.error import NotChatAppError
from controllers.web.wraps import WebApiResource
from libs.helper import TimestampField, uuid_value
from services.conversation_service import ConversationService
from services.errors.conversation import LastConversationNotExistsError, ConversationNotExistsError
from services.web_conversation_service import WebConversationService
conversation_fields = {
'id': fields.String,
'name': fields.String,
'inputs': fields.Raw,
'status': fields.String,
'introduction': fields.String,
'created_at': TimestampField
}
conversation_infinite_scroll_pagination_fields = {
'limit': fields.Integer,
'has_more': fields.Boolean,
'data': fields.List(fields.Nested(conversation_fields))
}
class ConversationListApi(WebApiResource):
@marshal_with(conversation_infinite_scroll_pagination_fields)
def get(self, app_model, end_user):
if app_model.mode != 'chat':
raise NotChatAppError()
parser = reqparse.RequestParser()
parser.add_argument('last_id', type=uuid_value, location='args')
parser.add_argument('limit', type=int_range(1, 100), required=False, default=20, location='args')
parser.add_argument('pinned', type=str, choices=['true', 'false', None], location='args')
args = parser.parse_args()
pinned = None
if 'pinned' in args and args['pinned'] is not None:
pinned = True if args['pinned'] == 'true' else False
try:
return WebConversationService.pagination_by_last_id(
app_model=app_model,
user=end_user,
last_id=args['last_id'],
limit=args['limit'],
pinned=pinned
)
except LastConversationNotExistsError:
raise NotFound("Last Conversation Not Exists.")
class ConversationApi(WebApiResource):
def delete(self, app_model, end_user, c_id):
if app_model.mode != 'chat':
raise NotChatAppError()
conversation_id = str(c_id)
try:
ConversationService.delete(app_model, conversation_id, end_user)
except ConversationNotExistsError:
raise NotFound("Conversation Not Exists.")
WebConversationService.unpin(app_model, conversation_id, end_user)
return {"result": "success"}, 204
class ConversationRenameApi(WebApiResource):
@marshal_with(conversation_fields)
def post(self, app_model, end_user, c_id):
if app_model.mode != 'chat':
raise NotChatAppError()
conversation_id = str(c_id)
parser = reqparse.RequestParser()
parser.add_argument('name', type=str, required=True, location='json')
args = parser.parse_args()
try:
return ConversationService.rename(app_model, conversation_id, end_user, args['name'])
except ConversationNotExistsError:
raise NotFound("Conversation Not Exists.")
class ConversationPinApi(WebApiResource):
def patch(self, app_model, end_user, c_id):
if app_model.mode != 'chat':
raise NotChatAppError()
conversation_id = str(c_id)
try:
WebConversationService.pin(app_model, conversation_id, end_user)
except ConversationNotExistsError:
raise NotFound("Conversation Not Exists.")
return {"result": "success"}
class ConversationUnPinApi(WebApiResource):
def patch(self, app_model, end_user, c_id):
if app_model.mode != 'chat':
raise NotChatAppError()
conversation_id = str(c_id)
WebConversationService.unpin(app_model, conversation_id, end_user)
return {"result": "success"}
api.add_resource(ConversationRenameApi, '/conversations/<uuid:c_id>/name', endpoint='web_conversation_name')
api.add_resource(ConversationListApi, '/conversations')
api.add_resource(ConversationApi, '/conversations/<uuid:c_id>')
api.add_resource(ConversationPinApi, '/conversations/<uuid:c_id>/pin')
api.add_resource(ConversationUnPinApi, '/conversations/<uuid:c_id>/unpin')