Underground-Digital/Workflow-Engine

1import logging2 3from flask_restful import fields, marshal_with, reqparse4from flask_restful.inputs import int_range5from werkzeug.exceptions import InternalServerError, NotFound6 7import services8from controllers.web import api9from controllers.web.error import (10    AppMoreLikeThisDisabledError,11    AppSuggestedQuestionsAfterAnswerDisabledError,12    CompletionRequestError,13    NotChatAppError,14    NotCompletionAppError,15    ProviderModelCurrentlyNotSupportError,16    ProviderNotInitializeError,17    ProviderQuotaExceededError,18)19from controllers.web.wraps import WebApiResource20from core.app.entities.app_invoke_entities import InvokeFrom21from core.errors.error import ModelCurrentlyNotSupportError, ProviderTokenNotInitError, QuotaExceededError22from core.model_runtime.errors.invoke import InvokeError23from fields.conversation_fields import message_file_fields24from fields.message_fields import agent_thought_fields25from fields.raws import FilesContainedField26from libs import helper27from libs.helper import TimestampField, uuid_value28from models.model import AppMode29from services.app_generate_service import AppGenerateService30from services.errors.app import MoreLikeThisDisabledError31from services.errors.conversation import ConversationNotExistsError32from services.errors.message import MessageNotExistsError, SuggestedQuestionsAfterAnswerDisabledError33from services.message_service import MessageService34 35 36class MessageListApi(WebApiResource):37    feedback_fields = {"rating": fields.String}38 39    retriever_resource_fields = {40        "id": fields.String,41        "message_id": fields.String,42        "position": fields.Integer,43        "dataset_id": fields.String,44        "dataset_name": fields.String,45        "document_id": fields.String,46        "document_name": fields.String,47        "data_source_type": fields.String,48        "segment_id": fields.String,49        "score": fields.Float,50        "hit_count": fields.Integer,51        "word_count": fields.Integer,52        "segment_position": fields.Integer,53        "index_node_hash": fields.String,54        "content": fields.String,55        "created_at": TimestampField,56    }57 58    message_fields = {59        "id": fields.String,60        "conversation_id": fields.String,61        "parent_message_id": fields.String,62        "inputs": FilesContainedField,63        "query": fields.String,64        "answer": fields.String(attribute="re_sign_file_url_answer"),65        "message_files": fields.List(fields.Nested(message_file_fields)),66        "feedback": fields.Nested(feedback_fields, attribute="user_feedback", allow_null=True),67        "retriever_resources": fields.List(fields.Nested(retriever_resource_fields)),68        "created_at": TimestampField,69        "agent_thoughts": fields.List(fields.Nested(agent_thought_fields)),70        "status": fields.String,71        "error": fields.String,72    }73 74    message_infinite_scroll_pagination_fields = {75        "limit": fields.Integer,76        "has_more": fields.Boolean,77        "data": fields.List(fields.Nested(message_fields)),78    }79 80    @marshal_with(message_infinite_scroll_pagination_fields)81    def get(self, app_model, end_user):82        app_mode = AppMode.value_of(app_model.mode)83        if app_mode not in {AppMode.CHAT, AppMode.AGENT_CHAT, AppMode.ADVANCED_CHAT}:84            raise NotChatAppError()85 86        parser = reqparse.RequestParser()87        parser.add_argument("conversation_id", required=True, type=uuid_value, location="args")88        parser.add_argument("first_id", type=uuid_value, location="args")89        parser.add_argument("limit", type=int_range(1, 100), required=False, default=20, location="args")90        args = parser.parse_args()91 92        try:93            return MessageService.pagination_by_first_id(94                app_model, end_user, args["conversation_id"], args["first_id"], args["limit"], "desc"95            )96        except services.errors.conversation.ConversationNotExistsError:97            raise NotFound("Conversation Not Exists.")98        except services.errors.message.FirstMessageNotExistsError:99            raise NotFound("First Message Not Exists.")100 101 102class MessageFeedbackApi(WebApiResource):103    def post(self, app_model, end_user, message_id):104        message_id = str(message_id)105 106        parser = reqparse.RequestParser()107        parser.add_argument("rating", type=str, choices=["like", "dislike", None], location="json")108        args = parser.parse_args()109 110        try:111            MessageService.create_feedback(app_model, message_id, end_user, args["rating"])112        except services.errors.message.MessageNotExistsError:113            raise NotFound("Message Not Exists.")114 115        return {"result": "success"}116 117 118class MessageMoreLikeThisApi(WebApiResource):119    def get(self, app_model, end_user, message_id):120        if app_model.mode != "completion":121            raise NotCompletionAppError()122 123        message_id = str(message_id)124 125        parser = reqparse.RequestParser()126        parser.add_argument(127            "response_mode", type=str, required=True, choices=["blocking", "streaming"], location="args"128        )129        args = parser.parse_args()130 131        streaming = args["response_mode"] == "streaming"132 133        try:134            response = AppGenerateService.generate_more_like_this(135                app_model=app_model,136                user=end_user,137                message_id=message_id,138                invoke_from=InvokeFrom.WEB_APP,139                streaming=streaming,140            )141 142            return helper.compact_generate_response(response)143        except MessageNotExistsError:144            raise NotFound("Message Not Exists.")145        except MoreLikeThisDisabledError:146            raise AppMoreLikeThisDisabledError()147        except ProviderTokenNotInitError as ex:148            raise ProviderNotInitializeError(ex.description)149        except QuotaExceededError:150            raise ProviderQuotaExceededError()151        except ModelCurrentlyNotSupportError:152            raise ProviderModelCurrentlyNotSupportError()153        except InvokeError as e:154            raise CompletionRequestError(e.description)155        except ValueError as e:156            raise e157        except Exception:158            logging.exception("internal server error.")159            raise InternalServerError()160 161 162class MessageSuggestedQuestionApi(WebApiResource):163    def get(self, app_model, end_user, message_id):164        app_mode = AppMode.value_of(app_model.mode)165        if app_mode not in {AppMode.CHAT, AppMode.AGENT_CHAT, AppMode.ADVANCED_CHAT}:166            raise NotCompletionAppError()167 168        message_id = str(message_id)169 170        try:171            questions = MessageService.get_suggested_questions_after_answer(172                app_model=app_model, user=end_user, message_id=message_id, invoke_from=InvokeFrom.WEB_APP173            )174        except MessageNotExistsError:175            raise NotFound("Message not found")176        except ConversationNotExistsError:177            raise NotFound("Conversation not found")178        except SuggestedQuestionsAfterAnswerDisabledError:179            raise AppSuggestedQuestionsAfterAnswerDisabledError()180        except ProviderTokenNotInitError as ex:181            raise ProviderNotInitializeError(ex.description)182        except QuotaExceededError:183            raise ProviderQuotaExceededError()184        except ModelCurrentlyNotSupportError:185            raise ProviderModelCurrentlyNotSupportError()186        except InvokeError as e:187            raise CompletionRequestError(e.description)188        except Exception:189            logging.exception("internal server error.")190            raise InternalServerError()191 192        return {"data": questions}193 194 195api.add_resource(MessageListApi, "/messages")196api.add_resource(MessageFeedbackApi, "/messages/<uuid:message_id>/feedbacks")197api.add_resource(MessageMoreLikeThisApi, "/messages/<uuid:message_id>/more-like-this")198api.add_resource(MessageSuggestedQuestionApi, "/messages/<uuid:message_id>/suggested-questions")199