SurfSense/surfsense_backend/app/agents/researcher/qna_agent/state.py
DESKTOP-RTLN3BA\$punk c97887a63d fix: implement real-time streaming for responses
- Added streaming service support to the Q&A agent for real-time token streaming.
- Updated `answer_question` method to stream responses token-by-token to the frontend.
- Modified `handle_qna_workflow` to handle both custom and values streaming modes.
- Enhanced state management to include streaming service for improved user experience.
2025-12-05 00:14:36 -08:00

32 lines
952 B
Python

"""Define the state structures for the agent."""
from __future__ import annotations
from dataclasses import dataclass, field
from typing import Any
from sqlalchemy.ext.asyncio import AsyncSession
from app.services.streaming_service import StreamingService
@dataclass
class State:
"""Defines the dynamic state for the Q&A agent during execution.
This state tracks the database session, chat history, and the outputs
generated by the agent's nodes during question answering.
See: https://langchain-ai.github.io/langgraph/concepts/low_level/#state
for more information.
"""
# Runtime context
db_session: AsyncSession
# Streaming service for real-time token streaming
streaming_service: StreamingService | None = None
chat_history: list[Any] | None = field(default_factory=list)
# OUTPUT: Populated by agent nodes
reranked_documents: list[Any] | None = None
final_answer: str | None = None