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from typing import Any, Dict, List, Optional, Literal, Tuple, Annotated
from operator import add
from pydantic import BaseModel, Field
from langchain_core.messages import BaseMessage
from langgraph.graph import add_messages
_STEPS_RESET_TOKEN = "__RESET_STEPS__"
_MULTI_ANS_RESET_TOKEN = "__RESET_MULTI_ANS__"
def merge_intermediate_steps(old: List[str], new: List[str]) -> List[str]:
"""
intermediate_steps reducer.
- ๊ธฐ๋ณธ ๋์: old + new (๋ณ๋ ฌ ๋
ธ๋์์ ๋์์ step์ ์ถ๊ฐ ๊ฐ๋ฅ)
- ๋ฆฌ์
๋์: new์ ์ฒซ ์์๊ฐ _STEPS_RESET_TOKEN ์ด๋ฉด old๋ฅผ ๋ฒ๋ฆฌ๊ณ new[1:]๋ก ๊ต์ฒด
(์ฒดํฌํฌ์ธํ
์ผ๋ก ๋์ ๋ step์ '์ด๋ฒ ์คํ(run)' ๊ธฐ์ค์ผ๋ก ์ด๊ธฐํํ๊ธฐ ์ํจ)
"""
if not new:
return old
if new[0] == _STEPS_RESET_TOKEN:
return new[1:]
return old + new
def merge_multi_answers(old: List[Dict[str, Any]], new: List[Dict[str, Any]]) -> List[Dict[str, Any]]:
"""
multi_answers reducer.
- ๊ธฐ๋ณธ ๋์: old + new (๋ณ๋ ฌ worker์์ ๋ต๋ณ์ ๋์์ append ๊ฐ๋ฅ)
- ๋ฆฌ์
๋์: new์ ์ฒซ ์์๊ฐ {"__token__": _MULTI_ANS_RESET_TOKEN} ์ด๋ฉด
old๋ฅผ ๋ฒ๋ฆฌ๊ณ new[1:]๋ก ๊ต์ฒด
(์ฒดํฌํฌ์ธํ
/์ค๋ ๋ ์ ์ง๋ก ์ธํด ์ด์ ํด์ multi_answers๊ฐ ๋์ ๋๋ ๋ฌธ์ ๋ฐฉ์ง)
"""
if not new:
return old
head = new[0]
if isinstance(head, dict) and head.get("__token__") == _MULTI_ANS_RESET_TOKEN:
return new[1:]
return old + new
class SearchResult(BaseModel):
"""๊ฒ์ ๋๋ฉ์ธ์์ ๊ณตํต์ผ๋ก ์ฌ์ฉํ๋ ๋จ์ผ ๊ฒ์ ๊ฒฐ๊ณผ ๋ชจ๋ธ."""
source: str = Field(
...,
description="๊ฒ์ ์ถ์ฒ (์: Stack Overflow, ๊ณต์ ๋ฌธ์, GitHub Issues ๋ฑ)",
)
content: str = Field(
...,
description="๊ฒ์ ๊ฒฐ๊ณผ์ ํต์ฌ ๋ด์ฉ ๋๋ ๋ฐ์ท ํ
์คํธ",
)
url: Optional[str] = Field(
default=None,
description="๊ฒ์ ๊ฒฐ๊ณผ์ ์๋ณธ ์ถ์ฒ URL (์กด์ฌํ๋ ๊ฒฝ์ฐ์๋ง ์ค์ )",
)
relevance_score: Optional[float] = Field(
default=None,
description="๊ฒ์ ์ฟผ๋ฆฌ์์ ๊ด๋ จ๋ ์ ์ (0.0โ1.0 ๋ฒ์, ํด์๋ก ๋ ๊ด๋ จ ์์)",
)
class AgentState(BaseModel):
"""CodeWeaver LangGraph ์์ด์ ํธ์ ์ ์ฒด ์ํ๋ฅผ ๋ํ๋ด๋ Pydantic ๋ชจ๋ธ.
LangGraph ๊ณต์ ๊ฐ์ด๋๋ผ์ธ:
- Pydantic BaseModel ์ฌ์ฉ (ํ์
์์ ์ฑ)
- messages ํ๋์ add_messages reducer ์ ์ฉ
- ๋ชจ๋ ํ๋์ ๊ธฐ๋ณธ๊ฐ ์ ๊ณต
"""
# Core fields
user_question: str = Field(default="", description="์ฌ์ฉ์์ ์๋ณธ ์ง๋ฌธ")
messages: Annotated[List[BaseMessage], add_messages] = Field(
default_factory=list,
description="๋ํ ๋ฉ์์ง ํ์คํ ๋ฆฌ (add_messages reducer ์ฌ์ฉ)"
)
# Legacy conversation history (์ ์งํ๋ messages ์ฐ์ )
conversation_history: Optional[List[Tuple[str, str]]] = Field(
default=None,
description="๋ ๊ฑฐ์ ๋ํ ๋ด์ญ (messages ์ฐ์ ์ฌ์ฉ)"
)
# Intent classification
detected_intent: Optional[Literal["debugging", "learning", "code_review"]] = Field(
default=None,
description="๋ถ๋ฅ๋ ์ง๋ฌธ ์๋"
)
# Cache-related
cached_result: Optional[str] = Field(
default=None,
description="๋ฒกํฐ DB ์บ์์์ ์กฐํ๋ ๋ต๋ณ"
)
# Search results (Send API๋ฅผ ์ํ reducer ์ฌ์ฉ)
search_results: Annotated[List[SearchResult], add] = Field(
default_factory=list,
description="๋ณ๋ ฌ ๊ฒ์์ผ๋ก ์์ง๋ ๊ฒฐ๊ณผ ๋ฆฌ์คํธ (Send API๋ก ๋ณ๋ ฌ ์
๋ฐ์ดํธ)"
)
# Intermediate processing
subtask_results: Dict[str, Any] = Field(
default_factory=dict,
description="์๋ธํ์คํฌ ์คํ ๊ฒฐ๊ณผ ์ ์ฅ์"
)
# Final output
final_answer: Optional[str] = Field(
default=None,
description="์ต์ข
์์ฑ๋ ๋ต๋ณ"
)
# Debugging/tracing (๋ณ๋ ฌ ๋
ธ๋ + ์คํ ๋จ์ ๋ฆฌ์
์ง์ reducer ์ฌ์ฉ)
intermediate_steps: Annotated[List[str], merge_intermediate_steps] = Field(
default_factory=list,
description="์คํ ๋จ๊ณ๋ณ ๋ก๊ทธ (๋ณ๋ ฌ ๋
ธ๋์์ ๋์ ์
๋ฐ์ดํธ ๊ฐ๋ฅ)"
)
# Question analysis & cache eligibility
question_type: Optional[Literal["clarification", "new_topic", "independent"]] = Field(
default=None,
description="์ง๋ฌธ ์ ํ ๋ถ๋ฅ ๊ฒฐ๊ณผ"
)
analysis_reasoning: Optional[str] = Field(
default=None,
description="์ง๋ฌธ ๋ถ์ ์ด์ "
)
should_cache: Optional[bool] = Field(
default=None,
description="์บ์ ์ ์ฅ ์ฌ๋ถ"
)
canonical_question: Optional[str] = Field(
default=None,
description="์ ๊ทํ๋ ์ง๋ฌธ (์บ์์ฉ)"
)
# Planning & Refinement (Phase 3: Open Deep Research pattern)
plan: Optional[Dict[str, Any]] = Field(
default=None,
description="์ง๋ฌธ ๋ถํด ๊ณํ: {'sub_questions': [...], 'reasoning': '...'}"
)
needs_refinement: bool = Field(
default=False,
description="๊ฒ์ ๊ฒฐ๊ณผ๊ฐ ๋ถ์กฑํ์ฌ ์ฟผ๋ฆฌ ๊ฐ์ ํ์ ์ฌ๋ถ"
)
refinement_count: int = Field(
default=0,
description="๊ฒ์ ์ฟผ๋ฆฌ ๊ฐ์ ์๋ ํ์ (์ต๋ 1ํ)"
)
original_question: Optional[str] = Field(
default=None,
description="์ฟผ๋ฆฌ ๊ฐ์ ์ ์๋ณธ ์ง๋ฌธ (์ต์ข
๋ต๋ณ ์์ฑ ์ ์ฐธ์กฐ)"
)
# Phase 4: Dynamic Parallel Search for Multiple Questions
is_multi_question: bool = Field(
default=False,
description="ํ์ฌ ๋ค์ค ์ง๋ฌธ ์ฒ๋ฆฌ ์ค์ธ์ง ์ฌ๋ถ"
)
sub_question_index: int = Field(
default=0,
description="์๋ธ ์ง๋ฌธ ์ธ๋ฑ์ค (0๋ถํฐ ์์)"
)
sub_question_text: Optional[str] = Field(
default=None,
description="ํ์ฌ ์ฒ๋ฆฌ ์ค์ธ ์๋ธ ์ง๋ฌธ ํ
์คํธ"
)
original_multi_question: Optional[str] = Field(
default=None,
description="๋ค์ค ์ง๋ฌธ์ ์๋ณธ ์ง๋ฌธ (ํตํฉ ๋ต๋ณ ์์ฑ ์ ์ฐธ์กฐ)"
)
multi_answers: Annotated[List[Dict[str, Any]], merge_multi_answers] = Field(
default_factory=list,
description="๋ค์ค ์ง๋ฌธ์ ๊ฐ ๋ต๋ณ ๋ฆฌ์คํธ (reducer๋ก ์๋ ๋ณํฉ)"
)
class Config:
arbitrary_types_allowed = True |