ac49bc7f23
- Judge baseline excerpt and library chapter separately; build_memoir_compare_summary for gate, nine-dim and leaf deltas. - Memoir SSE chapter payload: baseline_judge, compare_summary, baseline_judge_error. - MemoirJudgeOutput: loose score coercion and post-validate clamp; memoir judge prompt caps from settings. - app-eval-web: two-column MemoirScoreCard layout, MemoirCompareSummary, chapter blocks and CSS. - Add memoir_compare_summary, log_events, celery_log_context, memoir_pipeline_progress; tests and migration 0014. - Misc: memory/evidence and enrichment paths, task/orchestrator updates, internal-eval docs, env examples.
760 lines
36 KiB
Python
760 lines
36 KiB
Python
"""
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WebSocket 路由：实时对话通信
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仅包含 websocket_endpoint 生命周期函数，业务逻辑委托给 pipeline 等子模块
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"""
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import asyncio
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import base64
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from datetime import datetime, timezone
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from fastapi import WebSocket, WebSocketDisconnect, status
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from starlette.websockets import WebSocketState
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from app.agents.chat.background_voice import infer_background_voice
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from app.agents.chat.prompts_profile import format_user_profile_context
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from app.agents.stage_constants import STAGE_TO_ORDER
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from app.core.db import AsyncSessionLocal
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from app.core.dependencies import get_asr_provider
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from app.core.logging import get_logger
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from app.core.security import verify_token
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from app.features.conversation.history_store import ConversationHistoryStore
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from app.features.conversation.service import ConversationService
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from app.features.conversation.ws.connection_manager import manager
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from app.features.conversation.ws.message_types import MessageType
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from app.features.conversation.ws.pipeline import (
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_delayed_listening_feedback,
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_voice_session_id_from_client_segment_id,
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background_runner,
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bump_tts_cancel_epoch,
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chat_orchestrator,
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cleanup_segment_states,
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get_or_create_segment_state,
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process_audio_segment,
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process_conversation_segments,
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process_user_message,
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register_segment_task,
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)
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from app.features.conversation.ws.profile_collector import get_missing_profile_fields
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from app.features.conversation.ws.quota_guard import check_ws_quota
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from app.features.memoir.state_service import get_or_create_state
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from app.features.quota.service import QuotaService
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from app.features.user.models import User
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logger = get_logger(__name__)
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async def websocket_endpoint(
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websocket: WebSocket,
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conversation_id: str,
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):
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"""
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WebSocket 端点：处理实时对话
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Args:
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websocket: WebSocket 连接
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conversation_id: 对话 ID
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"""
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token = websocket.query_params.get("token")
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if not token:
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await websocket.close(
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code=status.WS_1008_POLICY_VIOLATION, reason="缺少访问令牌"
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)
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return
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payload = verify_token(token)
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if not payload or payload.get("type") != "access":
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await websocket.close(
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code=status.WS_1008_POLICY_VIOLATION, reason="无效的认证令牌"
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)
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return
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user_id = payload.get("sub")
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if not user_id:
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await websocket.close(
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code=status.WS_1008_POLICY_VIOLATION, reason="无效的令牌内容"
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)
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return
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async with AsyncSessionLocal() as db:
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user = await db.get(User, user_id)
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if not user:
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await websocket.close(
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code=status.WS_1008_POLICY_VIOLATION, reason="用户不存在"
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)
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return
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await manager.connect(websocket, conversation_id)
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logger.info(
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"WebSocket 已连接 conversation_id={} user_id={}",
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conversation_id,
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user_id,
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)
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quota_service = QuotaService(db=db)
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conversation_service = ConversationService(db=db, quota_service=quota_service)
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try:
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.CONNECT,
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"conversation_id": conversation_id,
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"data": {"status": "connected"},
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"timestamp": datetime.now(timezone.utc).isoformat(),
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},
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)
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conversation, ws_conn_err = await conversation_service.ensure_ws_connection(
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conversation_id, user_id
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)
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if ws_conn_err == "forbidden":
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try:
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.ERROR,
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"data": {"message": "无权访问此对话"},
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"timestamp": datetime.now(timezone.utc).isoformat(),
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},
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)
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except Exception:
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pass
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await websocket.close(
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code=status.WS_1008_POLICY_VIOLATION, reason="无权访问此对话"
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)
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return
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if ws_conn_err == "deleted":
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try:
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.ERROR,
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"data": {"message": "对话已删除"},
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"timestamp": datetime.now(timezone.utc).isoformat(),
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},
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)
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except Exception:
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pass
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await websocket.close(
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code=status.WS_1008_POLICY_VIOLATION, reason="对话已删除"
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)
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return
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# 冷启动对齐 conversation_stage 与 MemoirState.current_stage；
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# 若对话行已有更靠前的人生阶段（STAGE_TO_ORDER 更大），不覆盖以免回退。
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memoir_state = await get_or_create_state(user_id, db)
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ms = (memoir_state.current_stage or "").strip()
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cs = (conversation.conversation_stage or "").strip()
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if ms:
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if not cs:
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conversation.conversation_stage = ms
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elif STAGE_TO_ORDER.get(ms, -1) >= STAGE_TO_ORDER.get(cs, -1):
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conversation.conversation_stage = ms
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await db.commit()
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await db.refresh(conversation)
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history = await conversation_service.ensure_redis_history_from_db(
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conversation_id
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)
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if not history:
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missing_profile = get_missing_profile_fields(user)
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if missing_profile:
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try:
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greetings = await chat_orchestrator.generate_profile_greeting(
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conversation_id=conversation_id,
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missing_fields=missing_profile,
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nickname=user.nickname or "",
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)
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ai_msg_id = await ConversationHistoryStore(
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db
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).record_ai_only_turn(conversation_id, greetings)
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if ai_msg_id:
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ng = len(greetings)
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for i, text in enumerate(greetings):
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.AGENT_RESPONSE,
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"conversation_id": conversation_id,
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"data": {
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"text": text,
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"index": i,
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"total": ng,
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"assistant_message_id": ai_msg_id,
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},
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"timestamp": datetime.now(
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timezone.utc
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).isoformat(),
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},
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)
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if i < ng - 1:
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await asyncio.sleep(0.5)
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except Exception as e:
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logger.exception("发送资料收集开场白失败: {}", e)
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else:
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try:
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state = memoir_state
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user_profile_context = format_user_profile_context(
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birth_year=user.birth_year,
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birth_place=user.birth_place,
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grew_up_place=user.grew_up_place,
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occupation=user.occupation,
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)
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era_place = (user.grew_up_place or user.birth_place or "") or ""
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opening_messages = (
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await chat_orchestrator.generate_opening_message(
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conversation_id=conversation_id,
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memoir_state=state,
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user_profile_context=user_profile_context,
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background_voice=infer_background_voice(
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user.occupation
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),
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occupation=user.occupation or "",
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profile_birth_year=user.birth_year,
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profile_era_place=era_place,
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)
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)
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ai_msg_id = await ConversationHistoryStore(
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db
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).record_ai_only_turn(conversation_id, opening_messages)
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if ai_msg_id:
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no = len(opening_messages)
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for i, text in enumerate(opening_messages):
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.AGENT_RESPONSE,
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"conversation_id": conversation_id,
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"data": {
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"text": text,
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"index": i,
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"total": no,
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"assistant_message_id": ai_msg_id,
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},
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"timestamp": datetime.now(
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timezone.utc
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).isoformat(),
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},
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)
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if i < no - 1:
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await asyncio.sleep(0.5)
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except Exception as e:
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logger.exception("发送空对话开场白失败: {}", e)
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while True:
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try:
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if websocket.application_state != WebSocketState.CONNECTED:
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logger.debug(
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"WebSocket 已非连接状态，退出循环: conversation_id={}",
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conversation_id,
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)
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break
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message = await websocket.receive_json()
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msg_type = message.get("type")
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if msg_type == MessageType.AUDIO_SEGMENT:
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_d = message.get("data") or {}
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logger.info(
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"WebSocket 收到消息 type={} conversation_id={} "
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"segment_index={} is_last={} duration_s={} audio_b64_len={}",
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msg_type,
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conversation_id,
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_d.get("segment_index"),
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bool(_d.get("is_last")),
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int(_d.get("duration") or 0),
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len(_d.get("audio_base64") or ""),
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)
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elif msg_type is not None:
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logger.info(
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"WebSocket 收到消息 type={} conversation_id={}",
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msg_type,
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conversation_id,
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)
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else:
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logger.warning(
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"WebSocket 收到缺少 type 的 JSON conversation_id={}",
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conversation_id,
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)
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if msg_type == MessageType.TEXT:
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text_message = message.get("data", {}).get("text", "")
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if text_message:
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can_send, quota_msg = await check_ws_quota(
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quota_service, user_id, user.subscription_type
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)
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if not can_send:
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.ERROR,
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"data": {
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"message": quota_msg,
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"code": "QUOTA_EXCEEDED",
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},
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"timestamp": datetime.now(
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timezone.utc
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).isoformat(),
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},
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)
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continue
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segment = await conversation_service.create_user_segment(
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conversation,
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user_id,
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text_message,
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)
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user_message_timestamp = conversation.last_message_at
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await background_runner.queue_message(
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conversation.user_id,
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segment.id,
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text_char_count=len(text_message.strip()),
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)
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await process_user_message(
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conversation_id=conversation_id,
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user_message=text_message,
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conversation=conversation,
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segment=segment,
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db=db,
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user=user,
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user_message_timestamp=segment.created_at
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or user_message_timestamp,
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)
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elif msg_type == MessageType.RECORDING_STARTED:
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data = message.get("data", {})
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raw_vs = data.get("voice_session_id")
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if not raw_vs or not str(raw_vs).strip():
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.ERROR,
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"data": {"message": "缺少 voice_session_id"},
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"timestamp": datetime.now(timezone.utc).isoformat(),
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},
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)
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continue
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voice_session_id = str(raw_vs).strip()
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segment_state = get_or_create_segment_state(
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conversation_id,
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voice_session_id,
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)
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async with segment_state.lock:
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if (
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segment_state.listening_feedback_task is not None
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and not segment_state.listening_feedback_task.done()
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):
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continue
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if segment_state.listening_feedback_sent:
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continue
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delayed_task = asyncio.create_task(
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_delayed_listening_feedback(
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conversation_id=conversation_id,
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voice_session_id=voice_session_id,
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)
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)
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segment_state.listening_feedback_task = delayed_task
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elif msg_type == MessageType.AUDIO_SEGMENT:
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data = message.get("data", {})
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audio_base64 = data.get("audio_base64", "")
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segment_index_raw = data.get("segment_index")
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resolved_vs = data.get("voice_session_id") or (
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_voice_session_id_from_client_segment_id(
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data.get("client_segment_id")
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)
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)
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if not resolved_vs or not str(resolved_vs).strip():
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.ERROR,
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"data": {
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"message": "缺少 voice_session_id 或有效的 client_segment_id"
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},
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"timestamp": datetime.now(timezone.utc).isoformat(),
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},
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)
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continue
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voice_session_id = str(resolved_vs).strip()
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is_last = bool(data.get("is_last", False))
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audio_duration = int(data.get("duration", 0) or 0)
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if not audio_base64:
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await manager.send_message(
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conversation_id,
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{
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"type": MessageType.ERROR,
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"data": {"message": "缺少 audio_base64"},
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"timestamp": datetime.now(timezone.utc).isoformat(),
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},
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)
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continue
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if segment_index_raw is None:
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await manager.send_message(
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conversation_id,
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{
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||
"type": MessageType.ERROR,
|
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"data": {"message": "缺少 segment_index"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
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},
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)
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continue
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try:
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segment_index = int(segment_index_raw)
|
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except (TypeError, ValueError):
|
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await manager.send_message(
|
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conversation_id,
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{
|
||
"type": MessageType.ERROR,
|
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"data": {"message": "segment_index 必须为整数"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
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},
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)
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continue
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|
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if segment_index < 0:
|
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await manager.send_message(
|
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conversation_id,
|
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{
|
||
"type": MessageType.ERROR,
|
||
"data": {"message": "segment_index 不能为负数"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
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||
continue
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|
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can_send, quota_msg = await check_ws_quota(
|
||
quota_service, user_id, user.subscription_type
|
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)
|
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if not can_send:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {
|
||
"message": quota_msg,
|
||
"code": "QUOTA_EXCEEDED",
|
||
},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
continue
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||
|
||
segment_state = get_or_create_segment_state(
|
||
conversation_id,
|
||
voice_session_id,
|
||
)
|
||
should_process = False
|
||
async with segment_state.lock:
|
||
already_seen = (
|
||
segment_index in segment_state.pending_indices
|
||
or segment_index in segment_state.processed_indices
|
||
or segment_index <= segment_state.consumed_index
|
||
)
|
||
if not already_seen:
|
||
segment_state.pending_indices.add(segment_index)
|
||
should_process = True
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||
|
||
if not should_process:
|
||
logger.debug(
|
||
"收到重复分段，跳过: conversation_id={} voice_session_id={} "
|
||
"segment_index={} audio_b64_len={} duration={}",
|
||
conversation_id,
|
||
voice_session_id,
|
||
segment_index,
|
||
len(audio_base64 or ""),
|
||
audio_duration,
|
||
)
|
||
continue
|
||
|
||
if is_last:
|
||
async with segment_state.lock:
|
||
t = segment_state.listening_feedback_task
|
||
segment_state.listening_feedback_task = None
|
||
if t is not None and not t.done():
|
||
t.cancel()
|
||
|
||
task = asyncio.create_task(
|
||
process_audio_segment(
|
||
conversation_id=conversation_id,
|
||
user_id=user_id,
|
||
voice_session_id=voice_session_id,
|
||
segment_index=segment_index,
|
||
audio_base64=audio_base64,
|
||
audio_duration=audio_duration,
|
||
is_last=is_last,
|
||
)
|
||
)
|
||
register_segment_task(conversation_id, voice_session_id, task)
|
||
|
||
elif msg_type == MessageType.AUDIO_MESSAGE:
|
||
data = message.get("data", {})
|
||
audio_base64 = data.get("audio_base64", "")
|
||
audio_duration = data.get("duration", 0)
|
||
|
||
if audio_base64:
|
||
can_send, quota_msg = await check_ws_quota(
|
||
quota_service, user_id, user.subscription_type
|
||
)
|
||
if not can_send:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {
|
||
"message": quota_msg,
|
||
"code": "QUOTA_EXCEEDED",
|
||
},
|
||
"timestamp": datetime.now(
|
||
timezone.utc
|
||
).isoformat(),
|
||
},
|
||
)
|
||
continue
|
||
|
||
logger.debug(
|
||
"收到音频消息: conversation_id={} duration_s={}",
|
||
conversation_id,
|
||
audio_duration,
|
||
)
|
||
|
||
try:
|
||
asr = get_asr_provider()
|
||
audio_bytes = base64.b64decode(audio_base64)
|
||
asr_text = await asr.transcribe(audio_bytes, "m4a")
|
||
logger.debug(
|
||
"ASR 转写完成: conversation_id={} chars={}",
|
||
conversation_id,
|
||
len(asr_text or ""),
|
||
)
|
||
logger.debug(
|
||
"ASR 转写全文: conversation_id={} text={}",
|
||
conversation_id,
|
||
asr_text,
|
||
)
|
||
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.TRANSCRIPT,
|
||
"conversation_id": conversation_id,
|
||
"data": {
|
||
"text": asr_text,
|
||
"audio_duration": audio_duration,
|
||
},
|
||
"timestamp": datetime.now(
|
||
timezone.utc
|
||
).isoformat(),
|
||
},
|
||
)
|
||
|
||
try:
|
||
ads = int(audio_duration)
|
||
except (TypeError, ValueError):
|
||
ads = 0
|
||
segment = (
|
||
await conversation_service.create_user_segment(
|
||
conversation,
|
||
user_id,
|
||
asr_text,
|
||
audio_url=f"audio:{audio_duration}s",
|
||
audio_duration_seconds=ads if ads > 0 else None,
|
||
)
|
||
)
|
||
user_message_timestamp = conversation.last_message_at
|
||
await background_runner.queue_message(
|
||
conversation.user_id,
|
||
segment.id,
|
||
text_char_count=len((asr_text or "").strip()),
|
||
)
|
||
|
||
if asr_text and not asr_text.startswith("转写失败"):
|
||
await process_user_message(
|
||
conversation_id=conversation_id,
|
||
user_message=asr_text,
|
||
conversation=conversation,
|
||
segment=segment,
|
||
db=db,
|
||
user=user,
|
||
user_message_timestamp=segment.created_at
|
||
or user_message_timestamp,
|
||
)
|
||
else:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {
|
||
"message": "语音转写失败，请重试或使用文字输入"
|
||
},
|
||
"timestamp": datetime.now(
|
||
timezone.utc
|
||
).isoformat(),
|
||
},
|
||
)
|
||
|
||
except Exception as e:
|
||
logger.exception("处理音频消息失败: {}", e)
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {
|
||
"message": "语音处理失败，请重试或使用文字输入"
|
||
},
|
||
"timestamp": datetime.now(
|
||
timezone.utc
|
||
).isoformat(),
|
||
},
|
||
)
|
||
|
||
elif msg_type == MessageType.TRANSCRIBE_ONLY:
|
||
data = message.get("data", {})
|
||
audio_base64 = data.get("audio_base64", "")
|
||
if not audio_base64:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {"message": "缺少 audio_base64"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
continue
|
||
try:
|
||
asr = get_asr_provider()
|
||
audio_bytes = base64.b64decode(audio_base64)
|
||
asr_text = await asr.transcribe(audio_bytes, "m4a")
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.TRANSCRIPT,
|
||
"conversation_id": conversation_id,
|
||
"data": {"text": asr_text or ""},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
except Exception as e:
|
||
logger.exception("仅转写失败: {}", e)
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {"message": "语音转写失败，请重试"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
|
||
elif msg_type == MessageType.TTS_CANCEL:
|
||
bump_tts_cancel_epoch(conversation_id)
|
||
|
||
elif msg_type == MessageType.END_CONVERSATION:
|
||
await conversation_service.end(conversation_id, user_id)
|
||
|
||
await process_conversation_segments(
|
||
conversation_id, db, quota_service
|
||
)
|
||
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.END_CONVERSATION,
|
||
"conversation_id": conversation_id,
|
||
"data": {"status": "ended"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
break
|
||
|
||
elif msg_type == MessageType.PING:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.PONG,
|
||
"conversation_id": conversation_id,
|
||
"data": {},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
|
||
else:
|
||
if msg_type is not None:
|
||
logger.warning(
|
||
"WebSocket 未识别的消息 type={} conversation_id={}",
|
||
msg_type,
|
||
conversation_id,
|
||
)
|
||
|
||
except RuntimeError as e:
|
||
error_msg = str(e)
|
||
if (
|
||
"disconnect" in error_msg.lower()
|
||
or 'Cannot call "receive"' in error_msg
|
||
or "accept" in error_msg.lower()
|
||
and "not connected" in error_msg.lower()
|
||
):
|
||
logger.debug(
|
||
"WebSocket 连接已断开或未就绪: conversation_id={} error={}",
|
||
conversation_id,
|
||
error_msg,
|
||
)
|
||
break
|
||
else:
|
||
logger.exception("处理消息时发生 RuntimeError: {}", e)
|
||
if conversation_id in manager.active_connections:
|
||
try:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {"message": "处理失败，请重试"},
|
||
"timestamp": datetime.now(
|
||
timezone.utc
|
||
).isoformat(),
|
||
},
|
||
)
|
||
except Exception as send_error:
|
||
logger.warning("发送错误消息失败: {}", send_error)
|
||
break
|
||
except WebSocketDisconnect as disc:
|
||
logger.info(
|
||
"WebSocket 断开连接（收消息循环）: conversation_id={} code={}",
|
||
conversation_id,
|
||
getattr(disc, "code", None),
|
||
)
|
||
break
|
||
except Exception as e:
|
||
logger.exception("处理消息时发生错误: {}", e)
|
||
if conversation_id in manager.active_connections:
|
||
try:
|
||
await manager.send_message(
|
||
conversation_id,
|
||
{
|
||
"type": MessageType.ERROR,
|
||
"data": {"message": "处理失败，请重试"},
|
||
"timestamp": datetime.now(timezone.utc).isoformat(),
|
||
},
|
||
)
|
||
except Exception as send_error:
|
||
logger.warning("发送错误消息失败: {}", send_error)
|
||
break
|
||
|
||
except WebSocketDisconnect as disc:
|
||
logger.info(
|
||
"WebSocket 断开连接: conversation_id={} code={}",
|
||
conversation_id,
|
||
getattr(disc, "code", None),
|
||
)
|
||
await manager.disconnect(conversation_id)
|
||
cleanup_segment_states(conversation_id)
|
||
except Exception as e:
|
||
logger.exception("WebSocket 端点发生错误: {}", e)
|
||
await manager.disconnect(conversation_id)
|
||
cleanup_segment_states(conversation_id)
|
||
finally:
|
||
await manager.disconnect(conversation_id)
|
||
cleanup_segment_states(conversation_id)
|