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life-echo/api/app/features/evaluation/judge_manual_service.py

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2026-04-06 23:19:20 +08:00
"""手动触发 GLM 评审(不写 eval_runs"""
from __future__ import annotations
import re
from collections.abc import AsyncIterator
from typing import Any
from sqlalchemy.ext.asyncio import AsyncSession
from app.core.dependencies import get_eval_judge_langchain_llm
from app.core.logging import get_logger
from app.features.evaluation.errors import (
EvaluationBadRequestError,
EvaluationNotFoundError,
)
from app.features.evaluation.execution_service import _assistant_text_for_eval_display
from app.features.evaluation.judge_service import EvalJudgeService
from app.features.evaluation.schemas import MemoirSectionBaselineOut
from app.features.evaluation.session_catalog_service import SessionCatalogService
from app.features.evaluation.user_export_fixtures import read_user_export_fixture
from app.features.memoir.repo import get_chapters_for_memoir_list
from app.features.story.repo import get_stories_for_user
logger = get_logger(__name__)
_MAX_JUDGE_MARKDOWN_CHARS = 20_000
_MAX_EVAL_CHAPTERS = 30
_MAX_EVAL_STORIES = 40
def _clip_md_for_judge(text: str, max_chars: int = _MAX_JUDGE_MARKDOWN_CHARS) -> str:
s = (text or "").strip()
if len(s) <= max_chars:
return s
return f"{s[:max_chars]}\n\n…(已截断供评审)"
def _transcript_from_export_turns(turns: list[tuple[str, str]]) -> str:
parts: list[str] = []
for u, ai in turns:
u = (u or "").strip()
ai = (ai or "").strip()
if u:
parts.append(f"用户: {u}")
if ai:
parts.append(f"AI: {_assistant_text_for_eval_display(ai)}")
return "\n\n".join(parts)
def _normalize_title_key(title: str) -> str:
t = (title or "").strip().lower()
t = re.sub(r"^#+\s*", "", t)
return re.sub(r"\s+", " ", t)
def _baseline_for_chapter_title(
baselines: list[MemoirSectionBaselineOut],
chapter_title: str,
index: int,
) -> MemoirSectionBaselineOut | None:
if baselines:
key = _normalize_title_key(chapter_title)
for b in baselines:
if _normalize_title_key(b.title) == key:
return b
if 0 <= index < len(baselines):
return baselines[index]
return None
class EvalJudgeManualService:
def __init__(self, db: AsyncSession) -> None:
self._db = db
async def judge_conversation(
self,
conversation_id: str,
fixture_filename: str | None,
) -> dict[str, Any]:
cid = (conversation_id or "").strip()
if not cid:
raise EvaluationBadRequestError("conversation_id is required")
catalog = SessionCatalogService(self._db)
dialogue = await catalog.get_session_dialogue(cid)
if not dialogue:
raise EvaluationNotFoundError("conversation not found")
parts: list[str] = []
for m in dialogue.messages:
r = (m.role or "").lower()
label = "用户" if r == "human" else "AI"
raw = m.content or ""
out = _assistant_text_for_eval_display(raw) if r != "human" else raw
parts.append(f"{label}: {out}")
replay_transcript = "\n\n".join(parts)
if not replay_transcript.strip():
raise EvaluationBadRequestError("no messages to judge")
fn = (fixture_filename or "").strip() or None
baseline_transcript = ""
if fn:
try:
turns, _ = read_user_export_fixture(fn)
baseline_transcript = _transcript_from_export_turns(turns)
except ValueError as e:
raise EvaluationBadRequestError(str(e)) from e
except FileNotFoundError as e:
raise EvaluationNotFoundError("fixture not found") from e
errors: list[str] = []
judge_llm = get_eval_judge_langchain_llm()
judge = EvalJudgeService(judge_llm)
baseline_judge_dict: dict[str, Any] | None = None
if baseline_transcript.strip():
bj = await judge.judge_conversation(full_transcript=baseline_transcript)
if bj:
baseline_judge_dict = bj.model_dump()
else:
errors.append("baseline_glm_failed")
elif fn:
errors.append("baseline_transcript_empty")
rj = await judge.judge_conversation(full_transcript=replay_transcript)
replay_judge_dict = rj.model_dump() if rj else None
if not rj:
errors.append("replay_glm_failed")
return {
"conversation_id": cid,
"fixture_filename": fn,
"baseline_transcript": baseline_transcript,
"replay_transcript": replay_transcript,
"baseline_judge": baseline_judge_dict,
"replay_judge": replay_judge_dict,
"errors": errors,
}
async def iter_conversation_judge_sse(
self,
conversation_id: str,
fixture_filename: str | None,
) -> AsyncIterator[dict[str, Any]]:
"""供 SSE先整体基准分、再整体回放分再流式对比与建议。"""
cid = (conversation_id or "").strip()
if not cid:
yield {
"event": "error",
"phase": "validate",
"message": "conversation_id is required",
}
return
catalog = SessionCatalogService(self._db)
dialogue = await catalog.get_session_dialogue(cid)
if not dialogue:
yield {
"event": "error",
"phase": "load",
"message": "conversation not found",
}
return
parts: list[str] = []
for m in dialogue.messages:
r = (m.role or "").lower()
label = "用户" if r == "human" else "AI"
raw = m.content or ""
out = _assistant_text_for_eval_display(raw) if r != "human" else raw
parts.append(f"{label}: {out}")
replay_transcript = "\n\n".join(parts)
if not replay_transcript.strip():
yield {"event": "error", "phase": "load", "message": "no messages to judge"}
return
fn = (fixture_filename or "").strip() or None
baseline_transcript = ""
if fn:
try:
turns, _ = read_user_export_fixture(fn)
baseline_transcript = _transcript_from_export_turns(turns)
except ValueError as e:
yield {"event": "error", "phase": "fixture", "message": str(e)}
return
except FileNotFoundError:
yield {
"event": "error",
"phase": "fixture",
"message": "fixture not found",
}
return
judge_llm = get_eval_judge_langchain_llm()
if not judge_llm:
yield {
"event": "error",
"phase": "config",
"message": "评审 LLM 未配置eval_judge_api_key / zhipu_api_key",
}
return
judge = EvalJudgeService(judge_llm)
yield {"event": "meta", "conversation_id": cid, "fixture_filename": fn}
if not baseline_transcript.strip():
yield {
"event": "warning",
"message": "未提供基准 MD 或基准无文本:仅对回放对话打分并输出单侧改进建议",
}
baseline_judge = None
if baseline_transcript.strip():
baseline_judge = await judge.judge_conversation(
full_transcript=baseline_transcript
)
yield {
"event": "baseline_judge",
"ok": baseline_judge is not None,
"judge": baseline_judge.model_dump() if baseline_judge else None,
}
if not baseline_judge:
yield {
"event": "error",
"phase": "baseline_glm",
"message": "基准整体打分失败(密钥、限流或 JSON 解析失败,见服务端日志)",
}
else:
yield {
"event": "baseline_judge",
"ok": False,
"skipped": True,
"judge": None,
}
replay_judge = await judge.judge_conversation(full_transcript=replay_transcript)
yield {
"event": "replay_judge",
"ok": replay_judge is not None,
"judge": replay_judge.model_dump() if replay_judge else None,
}
if not replay_judge:
yield {
"event": "error",
"phase": "replay_glm",
"message": "回放对话整体 GLM 打分失败(空密钥、限流或 JSON 解析失败,见服务端日志)",
}
yield {"event": "done"}
return
async for piece in judge.stream_conversation_compare(
baseline_transcript=baseline_transcript,
replay_transcript=replay_transcript,
baseline_judge=baseline_judge,
replay_judge=replay_judge,
):
if piece:
yield {"event": "compare_delta", "text": piece}
yield {"event": "done"}
async def judge_memoir_for_user(
self,
user_id: str,
baseline_sections: list[MemoirSectionBaselineOut] | None,
) -> dict[str, Any]:
uid = (user_id or "").strip()
if not uid:
raise EvaluationBadRequestError("user_id is required")
judge_llm = get_eval_judge_langchain_llm()
judge = EvalJudgeService(judge_llm)
baselines = list(baseline_sections or [])
chapter_results: list[dict[str, Any]] = []
try:
chapters = await get_chapters_for_memoir_list(
uid, self._db, active_only=True, is_new_only=None
)
for i, ch in enumerate(chapters[:_MAX_EVAL_CHAPTERS]):
body = (ch.canonical_markdown or "").strip()
if not body:
continue
bl = _baseline_for_chapter_title(baselines, ch.title or "", i)
baseline_excerpt = ""
if bl and (bl.body or "").strip():
baseline_excerpt = _clip_md_for_judge(bl.body, max_chars=6000)
md = f"# 章节:{ch.title}\n\n"
if baseline_excerpt:
md += f"## 导出基线(节选)\n\n{baseline_excerpt}\n\n"
md += f"## 当前成稿\n\n{_clip_md_for_judge(body)}"
cj = await judge.judge_memoir(memoir_markdown=md)
chapter_results.append(
{
"id": ch.id,
"title": ch.title,
"order_index": ch.order_index,
"baseline_title": bl.title if bl else None,
"judge": cj.model_dump() if cj else None,
}
)
except Exception as e:
logger.warning("manual memoir chapter judges failed: {}", e)
story_results: list[dict[str, Any]] = []
try:
stories = await get_stories_for_user(self._db, uid, status="active")
for st in stories[:_MAX_EVAL_STORIES]:
body = (st.canonical_markdown or "").strip()
if not body:
continue
md = f"# 故事:{st.title}\n\n{_clip_md_for_judge(body)}"
sj = await judge.judge_memoir(memoir_markdown=md)
story_results.append(
{
"id": st.id,
"title": st.title,
"stage": st.stage,
"judge": sj.model_dump() if sj else None,
}
)
except Exception as e:
logger.warning("manual memoir story judges failed: {}", e)
return {
"user_id": uid,
"chapter_results": chapter_results,
"story_results": story_results,
}
async def memoir_snapshot(self, user_id: str) -> dict[str, Any]:
uid = (user_id or "").strip()
if not uid:
raise EvaluationBadRequestError("user_id is required")
chapters_out: list[dict[str, Any]] = []
stories_out: list[dict[str, Any]] = []
try:
chapters = await get_chapters_for_memoir_list(
uid, self._db, active_only=True, is_new_only=None
)
for ch in chapters[:_MAX_EVAL_CHAPTERS]:
chapters_out.append(
{
"id": ch.id,
"title": ch.title,
"category": ch.category,
"order_index": ch.order_index,
"canonical_markdown": ch.canonical_markdown,
}
)
except Exception as e:
logger.warning("memoir snapshot chapters failed: {}", e)
try:
stories = await get_stories_for_user(self._db, uid, status="active")
for st in stories[:_MAX_EVAL_STORIES]:
stories_out.append(
{
"id": st.id,
"title": st.title,
"stage": st.stage,
"canonical_markdown": st.canonical_markdown,
}
)
except Exception as e:
logger.warning("memoir snapshot stories failed: {}", e)
return {
"user_id": uid,
"chapters": chapters_out,
"stories": stories_out,
}