2023-05-15 08:51:32 +08:00
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import json
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2024-01-02 23:42:00 +08:00
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from typing import Generator, Union, Any
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2023-05-15 08:51:32 +08:00
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from sqlalchemy import and_
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2024-01-02 23:42:00 +08:00
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from core.application_manager import ApplicationManager
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from core.entities.application_entities import InvokeFrom
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2023-11-13 22:05:46 +08:00
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from core.file.message_file_parser import MessageFileParser
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2023-05-15 08:51:32 +08:00
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from extensions.ext_database import db
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from models.model import Conversation, AppModelConfig, App, Account, EndUser, Message
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from services.app_model_config_service import AppModelConfigService
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from services.errors.app import MoreLikeThisDisabledError
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from services.errors.app_model_config import AppModelConfigBrokenError
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from services.errors.conversation import ConversationNotExistsError, ConversationCompletedError
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from services.errors.message import MessageNotExistsError
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class CompletionService:
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@classmethod
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2023-11-06 19:36:16 +08:00
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def completion(cls, app_model: App, user: Union[Account, EndUser], args: Any,
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invoke_from: InvokeFrom, streaming: bool = True,
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is_model_config_override: bool = False) -> Union[dict, Generator]:
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# is streaming mode
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inputs = args['inputs']
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query = args['query']
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2023-11-13 22:05:46 +08:00
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files = args['files'] if 'files' in args and args['files'] else []
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auto_generate_name = args['auto_generate_name'] \
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if 'auto_generate_name' in args else True
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2023-05-30 12:24:51 +08:00
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2023-09-10 00:12:34 +08:00
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if app_model.mode != 'completion' and not query:
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2023-05-30 12:24:51 +08:00
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raise ValueError('query is required')
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2023-07-27 13:08:57 +08:00
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query = query.replace('\x00', '')
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2023-05-15 08:51:32 +08:00
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conversation_id = args['conversation_id'] if 'conversation_id' in args else None
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conversation = None
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if conversation_id:
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conversation_filter = [
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Conversation.id == args['conversation_id'],
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Conversation.app_id == app_model.id,
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Conversation.status == 'normal'
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]
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if isinstance(user, Account):
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2023-05-15 08:51:32 +08:00
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conversation_filter.append(Conversation.from_account_id == user.id)
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else:
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conversation_filter.append(Conversation.from_end_user_id == user.id if user else None)
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conversation = db.session.query(Conversation).filter(and_(*conversation_filter)).first()
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if not conversation:
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raise ConversationNotExistsError()
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if conversation.status != 'normal':
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raise ConversationCompletedError()
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if not conversation.override_model_configs:
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2023-08-16 20:48:42 +08:00
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app_model_config = db.session.query(AppModelConfig).filter(
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AppModelConfig.id == conversation.app_model_config_id,
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AppModelConfig.app_id == app_model.id
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).first()
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if not app_model_config:
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raise AppModelConfigBrokenError()
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else:
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conversation_override_model_configs = json.loads(conversation.override_model_configs)
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2023-05-15 08:51:32 +08:00
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app_model_config = AppModelConfig(
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id=conversation.app_model_config_id,
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app_id=app_model.id,
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)
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2023-08-16 20:48:42 +08:00
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app_model_config = app_model_config.from_model_config_dict(conversation_override_model_configs)
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2023-05-15 08:51:32 +08:00
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if is_model_config_override:
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# build new app model config
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if 'model' not in args['model_config']:
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raise ValueError('model_config.model is required')
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if 'completion_params' not in args['model_config']['model']:
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raise ValueError('model_config.model.completion_params is required')
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completion_params = AppModelConfigService.validate_model_completion_params(
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cp=args['model_config']['model']['completion_params'],
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model_name=app_model_config.model_dict["name"]
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)
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app_model_config_model = app_model_config.model_dict
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app_model_config_model['completion_params'] = completion_params
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2023-09-10 15:17:43 +08:00
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app_model_config.retriever_resource = json.dumps({'enabled': True})
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2023-08-16 20:48:42 +08:00
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app_model_config = app_model_config.copy()
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app_model_config.model = json.dumps(app_model_config_model)
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else:
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if app_model.app_model_config_id is None:
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raise AppModelConfigBrokenError()
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app_model_config = app_model.app_model_config
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if not app_model_config:
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raise AppModelConfigBrokenError()
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if is_model_config_override:
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if not isinstance(user, Account):
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raise Exception("Only account can override model config")
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# validate config
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model_config = AppModelConfigService.validate_configuration(
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2023-08-12 00:57:00 +08:00
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tenant_id=app_model.tenant_id,
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account=user,
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2023-09-27 14:53:22 +08:00
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config=args['model_config'],
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2024-01-02 23:42:00 +08:00
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app_mode=app_model.mode
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)
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app_model_config = AppModelConfig(
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id=app_model_config.id,
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app_id=app_model.id,
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)
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2023-08-16 20:48:42 +08:00
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app_model_config = app_model_config.from_model_config_dict(model_config)
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# clean input by app_model_config form rules
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inputs = cls.get_cleaned_inputs(inputs, app_model_config)
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2023-11-13 22:05:46 +08:00
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# parse files
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message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
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file_objs = message_file_parser.validate_and_transform_files_arg(
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files,
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app_model_config,
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user
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)
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2024-01-02 23:42:00 +08:00
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application_manager = ApplicationManager()
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return application_manager.generate(
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tenant_id=app_model.tenant_id,
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app_id=app_model.id,
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app_model_config_id=app_model_config.id,
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app_model_config_dict=app_model_config.to_dict(),
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app_model_config_override=is_model_config_override,
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user=user,
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invoke_from=invoke_from,
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inputs=inputs,
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query=query,
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files=file_objs,
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conversation=conversation,
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stream=streaming,
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extras={
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"auto_generate_conversation_name": auto_generate_name
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}
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)
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2023-05-15 08:51:32 +08:00
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@classmethod
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2023-11-06 19:36:16 +08:00
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def generate_more_like_this(cls, app_model: App, user: Union[Account, EndUser],
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message_id: str, invoke_from: InvokeFrom, streaming: bool = True) \
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-> Union[dict, Generator]:
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if not user:
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raise ValueError('user cannot be None')
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message = db.session.query(Message).filter(
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Message.id == message_id,
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Message.app_id == app_model.id,
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Message.from_source == ('api' if isinstance(user, EndUser) else 'console'),
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Message.from_end_user_id == (user.id if isinstance(user, EndUser) else None),
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Message.from_account_id == (user.id if isinstance(user, Account) else None),
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).first()
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if not message:
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raise MessageNotExistsError()
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current_app_model_config = app_model.app_model_config
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more_like_this = current_app_model_config.more_like_this_dict
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if not current_app_model_config.more_like_this or more_like_this.get("enabled", False) is False:
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raise MoreLikeThisDisabledError()
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app_model_config = message.app_model_config
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2023-10-12 23:13:10 +08:00
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model_dict = app_model_config.model_dict
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completion_params = model_dict.get('completion_params')
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completion_params['temperature'] = 0.9
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model_dict['completion_params'] = completion_params
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app_model_config.model = json.dumps(model_dict)
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2023-11-13 22:05:46 +08:00
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# parse files
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message_file_parser = MessageFileParser(tenant_id=app_model.tenant_id, app_id=app_model.id)
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file_objs = message_file_parser.transform_message_files(
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message.files, app_model_config
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)
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2024-01-02 23:42:00 +08:00
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application_manager = ApplicationManager()
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return application_manager.generate(
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tenant_id=app_model.tenant_id,
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app_id=app_model.id,
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app_model_config_id=app_model_config.id,
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app_model_config_dict=app_model_config.to_dict(),
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app_model_config_override=True,
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user=user,
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invoke_from=invoke_from,
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inputs=message.inputs,
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query=message.query,
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files=file_objs,
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conversation=None,
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stream=streaming,
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extras={
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"auto_generate_conversation_name": False
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}
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)
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@classmethod
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def get_cleaned_inputs(cls, user_inputs: dict, app_model_config: AppModelConfig):
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if user_inputs is None:
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user_inputs = {}
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filtered_inputs = {}
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# Filter input variables from form configuration, handle required fields, default values, and option values
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input_form_config = app_model_config.user_input_form_list
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for config in input_form_config:
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input_config = list(config.values())[0]
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variable = input_config["variable"]
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input_type = list(config.keys())[0]
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if variable not in user_inputs or not user_inputs[variable]:
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if "required" in input_config and input_config["required"]:
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raise ValueError(f"{variable} is required in input form")
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else:
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filtered_inputs[variable] = input_config["default"] if "default" in input_config else ""
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continue
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value = user_inputs[variable]
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if input_type == "select":
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options = input_config["options"] if "options" in input_config else []
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if value not in options:
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raise ValueError(f"{variable} in input form must be one of the following: {options}")
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else:
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2023-09-10 00:12:34 +08:00
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if 'max_length' in input_config:
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max_length = input_config['max_length']
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if len(value) > max_length:
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raise ValueError(f'{variable} in input form must be less than {max_length} characters')
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filtered_inputs[variable] = value.replace('\x00', '') if value else None
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return filtered_inputs
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