116 lines
4.1 KiB
Python
116 lines
4.1 KiB
Python
import time
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from typing import Dict, Optional
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from src.common.logger import get_logger
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from .conversation import Conversation
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import traceback
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logger = get_logger("pfc_manager")
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class PFCManager:
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"""PFC对话管理器，负责管理所有对话实例"""
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# 单例模式
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_instance = None
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# 会话实例管理
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_instances: Dict[str, Conversation] = {}
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_initializing: Dict[str, bool] = {}
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@classmethod
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def get_instance(cls) -> "PFCManager":
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"""获取管理器单例
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Returns:
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PFCManager: 管理器实例
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"""
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if cls._instance is None:
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cls._instance = PFCManager()
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return cls._instance
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async def get_or_create_conversation(self, stream_id: str, private_name: str) -> Optional[Conversation]:
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"""获取或创建对话实例
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Args:
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stream_id: 聊天流ID
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private_name: 私聊名称
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Returns:
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Optional[Conversation]: 对话实例，创建失败则返回None
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"""
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# 检查是否已经有实例
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if stream_id in self._initializing and self._initializing[stream_id]:
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logger.debug(f"[私聊][{private_name}]会话实例正在初始化中: {stream_id}")
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return None
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if stream_id in self._instances and self._instances[stream_id].should_continue:
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logger.debug(f"[私聊][{private_name}]使用现有会话实例: {stream_id}")
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return self._instances[stream_id]
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if stream_id in self._instances:
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instance = self._instances[stream_id]
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if (
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hasattr(instance, "ignore_until_timestamp")
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and instance.ignore_until_timestamp
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and time.time() < instance.ignore_until_timestamp
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):
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logger.debug(f"[私聊][{private_name}]会话实例当前处于忽略状态: {stream_id}")
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# 返回 None 阻止交互。或者可以返回实例但标记它被忽略了喵？
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# 还是返回 None 吧喵。
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return None
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# 检查 should_continue 状态
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if instance.should_continue:
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logger.debug(f"[私聊][{private_name}]使用现有会话实例: {stream_id}")
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return instance
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# else: 实例存在但不应继续
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try:
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# 创建新实例
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logger.info(f"[私聊][{private_name}]创建新的对话实例: {stream_id}")
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self._initializing[stream_id] = True
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# 创建实例
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conversation_instance = Conversation(stream_id, private_name)
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self._instances[stream_id] = conversation_instance
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# 启动实例初始化
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await self._initialize_conversation(conversation_instance)
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except Exception as e:
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logger.error(f"[私聊][{private_name}]创建会话实例失败: {stream_id}, 错误: {e}")
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return None
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return conversation_instance
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async def _initialize_conversation(self, conversation: Conversation):
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"""初始化会话实例
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Args:
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conversation: 要初始化的会话实例
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"""
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stream_id = conversation.stream_id
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private_name = conversation.private_name
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try:
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logger.info(f"[私聊][{private_name}]开始初始化会话实例: {stream_id}")
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# 启动初始化流程
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await conversation._initialize()
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# 标记初始化完成
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self._initializing[stream_id] = False
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logger.info(f"[私聊][{private_name}]会话实例 {stream_id} 初始化完成")
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except Exception as e:
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logger.error(f"[私聊][{private_name}]管理器初始化会话实例失败: {stream_id}, 错误: {e}")
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logger.error(f"[私聊][{private_name}]{traceback.format_exc()}")
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# 清理失败的初始化
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async def get_conversation(self, stream_id: str) -> Optional[Conversation]:
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"""获取已存在的会话实例
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Args:
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stream_id: 聊天流ID
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Returns:
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Optional[Conversation]: 会话实例，不存在则返回None
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"""
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return self._instances.get(stream_id)
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