157 lines
7.1 KiB
Python
157 lines
7.1 KiB
Python
import logging
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import asyncio
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import re
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import time
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from typing import Optional, List, Any, Dict
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from collections import deque
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from core.schema import StandardMessage, StandardResponse
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from core.adapters.qianniu_adapter import QianniuAdapter
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from core.pydantic_ai_agent_v2 import CustomerServiceBrain
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from core.events.event_bus import bus
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from core.repository import repo
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logger = logging.getLogger("cs_agent")
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class SystemOrchestrator:
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"""
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全系统总编排：具备转接冷却、防抖合并、多消息去重、以及精准日志。
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"""
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def __init__(self, ws_client=None):
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self.ws_client = ws_client
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self.qianniu_adapter = QianniuAdapter(ws_client)
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self.brain = CustomerServiceBrain()
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# 1. 消息 ID 去重
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self._processed_msg_ids = deque(maxlen=200)
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# 2. 转接冷却存储 (customer_id -> last_transfer_time)
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self._last_transfer_time: Dict[str, float] = {}
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# 3. 防抖配置
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self._debounce_seconds = 5.0
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self._debounce_tasks: Dict[str, asyncio.Task] = {}
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self._pending_messages: Dict[str, List[StandardMessage]] = {}
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self._user_locks: Dict[str, asyncio.Lock] = {}
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bus.subscribe("MESSAGE_OUTBOUND", self.handle_outbound_event)
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def _get_user_lock(self, user_id: str) -> asyncio.Lock:
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if user_id not in self._user_locks:
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self._user_locks[user_id] = asyncio.Lock()
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return self._user_locks[user_id]
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async def on_raw_message_received(self, platform: str, raw_data: dict):
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"""链路入口"""
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try:
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if platform != "qianniu": return
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std_msg, direction = await self.qianniu_adapter.translate_inbound(raw_data)
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# 过滤心跳
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if not std_msg.content.strip() and not std_msg.image_urls: return
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# 如果是商家人工回复，静默入库
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if direction == "out":
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await repo.save_chat(platform, std_msg.user_id, std_msg.content, "out", acc_id=std_msg.acc_id)
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return
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# 订单消息处理：静默记录
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if "[系统订单信息]" in std_msg.content:
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await self._handle_order_packet(platform, std_msg)
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await repo.save_chat(platform, std_msg.user_id, std_msg.content, "in", acc_id=std_msg.acc_id)
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return
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# ID 去重
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if std_msg.msg_id:
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if std_msg.msg_id in self._processed_msg_ids: return
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self._processed_msg_ids.append(std_msg.msg_id)
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# 进入防抖
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user_id = std_msg.user_id
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if user_id in self._debounce_tasks: self._debounce_tasks[user_id].cancel()
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if user_id not in self._pending_messages: self._pending_messages[user_id] = []
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self._pending_messages[user_id].append(std_msg)
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self._debounce_tasks[user_id] = asyncio.create_task(self._debounced_process(user_id, platform))
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except Exception as e:
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logger.error(f"[Orchestrator] 处理失败: {e}")
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async def _handle_order_packet(self, platform: str, msg: StandardMessage):
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try:
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price_match = re.search(r"订单金额:金额:\s*([\d\.]+)元", msg.content)
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if price_match: await repo.update_task_price(platform, msg.user_id, float(price_match.group(1)))
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if "买家已付款" in msg.content: await repo.update_task_outcome(platform, msg.user_id, "deal_success")
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elif any(k in msg.content for k in ["退款", "已关闭", "已取消"]): await repo.update_task_outcome(platform, msg.user_id, "refunded")
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except Exception: pass
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async def _debounced_process(self, user_id: str, platform: str):
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try:
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await asyncio.sleep(self._debounce_seconds)
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async with self._get_user_lock(user_id):
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messages = self._pending_messages.pop(user_id, [])
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if not messages: return
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# A. 合并与元数据修复
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combined_content = "\n".join([m.content for m in messages if m.content.strip()])
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all_image_urls = []
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acc_id = messages[-1].acc_id
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acc_type = messages[-1].acc_type
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for m in messages:
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for url in m.image_urls:
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if url not in all_image_urls: all_image_urls.append(url)
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# 防抖合并后的消息仍需有 msg_id，避免触发 StandardMessage 校验失败
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merged_msg_id = messages[-1].msg_id if messages[-1].msg_id else f"merged-{user_id}-{int(time.time() * 1000)}"
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final_msg = StandardMessage(
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platform=platform,
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msg_id=merged_msg_id,
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user_id=user_id,
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content=combined_content,
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image_urls=all_image_urls,
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acc_id=acc_id,
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acc_type=acc_type
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)
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# B. 持久化
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db_content = combined_content
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if all_image_urls: db_content = f"【系统：已收到{len(all_image_urls)}张图】\n{combined_content}"
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await repo.save_chat(platform, user_id, db_content, "in", acc_id=acc_id)
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# C. 冷却检查：如果 60秒内发过转接，告诉大脑“已处于转接中”
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is_in_cooldown = (time.time() - self._last_transfer_time.get(user_id, 0)) < 60
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# D. 思考
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history = await repo.get_chat_history(user_id, limit=10)
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if history and history[-1]['content'] == db_content: history = history[:-1]
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# 如果在冷却中，在当前消息里注入“当前已在转接中”的信息
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if is_in_cooldown:
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final_msg.content = f"【系统：当前已向设计师发出转接请求，请勿再次调用转接工具】\n{final_msg.content}"
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std_res = await self.brain.think_and_reply(final_msg, history=history)
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# E. 发送并记录时间
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if std_res.should_reply:
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# 关键修复：补全发送时的元数据，解决日志 customer_id 为空的问题
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std_res.metadata = {"acc_id": acc_id, "acc_type": acc_type}
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await self.qianniu_adapter.translate_outbound(std_res, user_id)
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await repo.save_chat(platform, user_id, std_res.reply_content, "out", acc_id=acc_id)
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if "[转移会话]" in std_res.reply_content:
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self._last_transfer_time[user_id] = time.time()
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except asyncio.CancelledError: pass
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except Exception as e: logger.exception(f"[Orchestrator] 处理失败: {e}")
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async def handle_outbound_event(self, user_id: str, platform: str, response: StandardResponse):
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if platform == "qianniu":
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await self.qianniu_adapter.translate_outbound(response, user_id)
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# 全局单例
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orchestrator: Optional[SystemOrchestrator] = None
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def init_orchestrator(ws_client):
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global orchestrator
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orchestrator = SystemOrchestrator(ws_client)
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return orchestrator
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