69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
"""
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Skill 聊天总线 - 各 Skill 一起执行时的共享聊天与交互
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"""
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import time
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import logging
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from typing import Dict, Any, List, Optional
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logger = logging.getLogger(__name__)
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class SkillChatBus:
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"""Skill 间共享消息总线，同一轮执行内可读写"""
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def __init__(self):
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self._messages: List[Dict[str, Any]] = []
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self._session_id: Optional[str] = None
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def clear(self, session_id: str = None):
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"""清空当前会话，开始新一轮（如新一条自然语言命令）"""
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self._messages.clear()
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self._session_id = session_id or str(int(time.time() * 1000))
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def append(
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self,
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from_skill: str,
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message: str,
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to_skill: Optional[str] = None,
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data: Optional[Dict[str, Any]] = None,
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):
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"""Skill 或执行器发一条消息，其它 Skill 可读"""
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self._messages.append({
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"from_skill": from_skill,
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"to_skill": to_skill,
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"message": message,
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"data": data or {},
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"ts": time.time(),
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"index": len(self._messages),
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})
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logger.debug(f"[SkillBus] {from_skill} -> {to_skill or 'all'}: {message[:50]}")
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def get_messages(
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self,
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since_index: int = 0,
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from_skill: Optional[str] = None,
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to_skill: Optional[str] = None,
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) -> List[Dict[str, Any]]:
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"""取消息列表，可按发送方/接收方过滤"""
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out = []
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for m in self._messages:
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if m["index"] < since_index:
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continue
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if from_skill and m.get("from_skill") != from_skill:
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continue
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if to_skill and m.get("to_skill") and m.get("to_skill") != to_skill:
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continue
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out.append(m)
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return out
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def get_last(self, from_skill: Optional[str] = None) -> Optional[Dict[str, Any]]:
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"""取最后一条（可选指定来自哪个 Skill）"""
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for m in reversed(self._messages):
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if from_skill is None or m.get("from_skill") == from_skill:
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return m
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return None
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def session_id(self) -> Optional[str]:
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return self._session_id
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