mirror of https://github.com/Mai-with-u/MaiBot.git
移除旧文件；补充chat_manager方法
UnCLAS-Prommer
parent
37f8c923c1
commit
698b8355a4
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@ -145,12 +145,25 @@ class ChatManager:
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self.sessions.clear()
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raise e
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async def regularly_save_sessions(self, interval_seconds: int = 300):
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"""定期将会话记录保存到数据库中
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Args:
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interval_seconds: 保存间隔时间，单位为秒，默认为300秒（5分钟）
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"""
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while True:
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await asyncio.sleep(interval_seconds)
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try:
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await asyncio.to_thread(self.save_all_sessions)
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except Exception as e:
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logger.error(f"定期保存会话记录时发生错误: {e}")
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def save_all_sessions(self):
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"""将内存中的全部会话记录保存到数据库"""
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try:
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for session in self.sessions.values():
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self._save_session(session)
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logger.info(f"已保存 {len(self.sessions)} 个会话记录到数据库中")
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logger.info(f"共 {len(self.sessions)} 个会话已经保存到数据库中")
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except Exception as e:
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logger.error(f"保存会话记录到数据库时发生错误: {e}")
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raise e
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@ -1,431 +0,0 @@
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import asyncio
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import hashlib
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import time
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import copy
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from datetime import datetime
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from typing import Dict, Optional, TYPE_CHECKING
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from rich.traceback import install
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from maim_message import GroupInfo, UserInfo
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from sqlmodel import select, col
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from src.common.logger import get_logger
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from src.common.database.database import get_db_session
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from src.common.database.database_model import ChatSession
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# 避免循环导入，使用TYPE_CHECKING进行类型提示
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if TYPE_CHECKING:
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from .message import MessageRecv
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install(extra_lines=3)
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logger = get_logger("chat_stream")
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class ChatMessageContext:
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"""聊天消息上下文，存储消息的上下文信息"""
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def __init__(self, message: "MessageRecv"):
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self.message = message
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def get_template_name(self) -> Optional[str]:
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"""获取模板名称"""
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if self.message.message_info.template_info and not self.message.message_info.template_info.template_default:
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return self.message.message_info.template_info.template_name # type: ignore
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return None
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def get_last_message(self) -> "MessageRecv":
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"""获取最后一条消息"""
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return self.message
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def check_types(self, types: list) -> bool:
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# sourcery skip: invert-any-all, use-any, use-next
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"""检查消息类型"""
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if not self.message.message_info.format_info.accept_format: # type: ignore
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return False
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for t in types:
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if t not in self.message.message_info.format_info.accept_format: # type: ignore
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return False
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return True
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def get_priority_mode(self) -> str:
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"""获取优先级模式"""
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return self.message.priority_mode
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def get_priority_info(self) -> Optional[dict]:
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"""获取优先级信息"""
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if hasattr(self.message, "priority_info") and self.message.priority_info:
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return self.message.priority_info
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return None
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class ChatStream:
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"""聊天流对象，存储一个完整的聊天上下文"""
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def __init__(
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self,
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stream_id: str,
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platform: str,
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user_info: UserInfo,
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group_info: Optional[GroupInfo] = None,
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data: Optional[dict] = None,
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):
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self.stream_id = stream_id
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self.platform = platform
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self.user_info = user_info
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self.group_info = group_info
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self.create_time = data.get("create_time", time.time()) if data else time.time()
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self.last_active_time = data.get("last_active_time", self.create_time) if data else self.create_time
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self.saved = False
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self.context: Optional[ChatMessageContext] = None
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def to_dict(self) -> dict:
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"""转换为字典格式"""
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return {
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"stream_id": self.stream_id,
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"platform": self.platform,
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"user_info": self.user_info.to_dict() if self.user_info else None,
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"group_info": self.group_info.to_dict() if self.group_info else None,
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"create_time": self.create_time,
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"last_active_time": self.last_active_time,
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}
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@classmethod
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def from_dict(cls, data: dict) -> "ChatStream":
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"""从字典创建实例"""
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user_info = UserInfo.from_dict(data.get("user_info", {})) if data.get("user_info") else None
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group_info = GroupInfo.from_dict(data.get("group_info", {})) if data.get("group_info") else None
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if user_info is None:
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raise ValueError("user_info is required to build ChatStream")
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return cls(
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stream_id=data["stream_id"],
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platform=data["platform"],
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user_info=user_info,
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group_info=group_info,
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data=data,
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)
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def update_active_time(self):
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"""更新最后活跃时间"""
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self.last_active_time = time.time()
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self.saved = False
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def set_context(self, message: "MessageRecv"):
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"""设置聊天消息上下文"""
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self.context = ChatMessageContext(message)
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class ChatManager:
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"""聊天管理器，管理所有聊天流"""
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_instance = None
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_initialized = False
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def __new__(cls):
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if cls._instance is None:
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cls._instance = super().__new__(cls)
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return cls._instance
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def __init__(self):
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if not self._initialized:
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self.streams: Dict[str, ChatStream] = {} # stream_id -> ChatStream
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self.last_messages: Dict[str, "MessageRecv"] = {} # stream_id -> last_message
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get_db_session()
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self._initialized = True
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# 在事件循环中启动初始化
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# asyncio.create_task(self._initialize())
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# # 启动自动保存任务
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# asyncio.create_task(self._auto_save_task())
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async def _initialize(self):
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"""异步初始化"""
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try:
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await self.load_all_streams()
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logger.info(f"聊天管理器已启动，已加载 {len(self.streams)} 个聊天流")
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except Exception as e:
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logger.error(f"聊天管理器启动失败: {str(e)}")
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async def _auto_save_task(self):
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"""定期自动保存所有聊天流"""
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while True:
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await asyncio.sleep(300) # 每5分钟保存一次
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try:
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await self._save_all_streams()
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logger.info("聊天流自动保存完成")
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except Exception as e:
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logger.error(f"聊天流自动保存失败: {str(e)}")
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def register_message(self, message: "MessageRecv"):
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"""注册消息到聊天流"""
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platform = message.message_info.platform or ""
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if not platform:
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raise ValueError("platform is required for ChatStream")
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if message.message_info.user_info is None and message.message_info.group_info is None:
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raise ValueError("user_info or group_info is required for ChatStream")
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stream_id = self._generate_stream_id(
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platform,
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message.message_info.user_info,
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message.message_info.group_info,
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)
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self.last_messages[stream_id] = message
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# logger.debug(f"注册消息到聊天流: {stream_id}")
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@staticmethod
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def _generate_stream_id(
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platform: str, user_info: Optional[UserInfo], group_info: Optional[GroupInfo] = None
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) -> str:
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"""生成聊天流唯一ID"""
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if not user_info and not group_info:
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raise ValueError("用户信息或群组信息必须提供")
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if group_info is None and user_info is None:
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raise ValueError("用户信息或群组信息必须提供")
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if group_info:
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# 组合关键信息
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components = [platform, str(group_info.group_id)]
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else:
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if user_info is None:
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raise ValueError("用户信息或群组信息必须提供")
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if user_info.user_id is None:
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raise ValueError("user_id is required for private stream")
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components = [platform, str(user_info.user_id), "private"]
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# 使用MD5生成唯一ID
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key = "_".join(components)
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return hashlib.md5(key.encode()).hexdigest()
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def get_stream_id(self, platform: str, id: str, is_group: bool = True) -> str:
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"""获取聊天流ID"""
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components = [platform, id] if is_group else [platform, id, "private"]
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key = "_".join(components)
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return hashlib.md5(key.encode()).hexdigest()
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async def get_or_create_stream(
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self, platform: str, user_info: UserInfo, group_info: Optional[GroupInfo] = None
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) -> ChatStream:
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"""获取或创建聊天流
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Args:
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platform: 平台标识
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user_info: 用户信息
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group_info: 群组信息（可选）
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Returns:
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ChatStream: 聊天流对象
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"""
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# 生成stream_id
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try:
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stream_id = self._generate_stream_id(platform, user_info, group_info)
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# 检查内存中是否存在
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if stream_id in self.streams:
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stream = self.streams[stream_id]
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# 更新用户信息和群组信息
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stream.update_active_time()
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stream = copy.deepcopy(stream) # 返回副本以避免外部修改影响缓存
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if user_info and user_info.platform and user_info.user_id:
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stream.user_info = user_info
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if group_info:
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stream.group_info = group_info
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from .message import MessageRecv # 延迟导入，避免循环引用
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if stream_id in self.last_messages and isinstance(self.last_messages[stream_id], MessageRecv):
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stream.set_context(self.last_messages[stream_id])
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else:
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logger.error(f"聊天流 {stream_id} 不在最后消息列表中，可能是新创建的")
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return stream
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# 检查数据库中是否存在
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def _db_find_stream_sync(s_id: str):
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with get_db_session() as session:
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statement = select(ChatSession).where(col(ChatSession.session_id) == s_id)
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return session.exec(statement).first()
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model_instance = await asyncio.to_thread(_db_find_stream_sync, stream_id)
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if model_instance:
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# 从 Peewee 模型转换回 ChatStream.from_dict 期望的格式
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user_info_data = {
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"platform": model_instance.platform,
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"user_id": model_instance.user_id,
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"user_nickname": "",
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"user_cardname": "",
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}
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group_info_data = None
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if model_instance.group_id:
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group_info_data = {
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"platform": model_instance.platform,
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"group_id": model_instance.group_id,
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"group_name": "",
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}
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data_for_from_dict = {
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"stream_id": model_instance.session_id,
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"platform": model_instance.platform,
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"user_info": user_info_data,
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"group_info": group_info_data,
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"create_time": model_instance.created_timestamp.timestamp(),
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"last_active_time": model_instance.last_active_timestamp.timestamp(),
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}
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stream = ChatStream.from_dict(data_for_from_dict)
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# 更新用户信息和群组信息
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stream.user_info = user_info
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if group_info:
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stream.group_info = group_info
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stream.update_active_time()
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else:
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# 创建新的聊天流
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stream = ChatStream(
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stream_id=stream_id,
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platform=platform,
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user_info=user_info,
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group_info=group_info,
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)
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except Exception as e:
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logger.error(f"获取或创建聊天流失败: {e}", exc_info=True)
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raise e
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stream = copy.deepcopy(stream)
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from .message import MessageRecv # 延迟导入，避免循环引用
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if stream_id in self.last_messages and isinstance(self.last_messages[stream_id], MessageRecv):
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stream.set_context(self.last_messages[stream_id])
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else:
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logger.error(f"聊天流 {stream_id} 不在最后消息列表中，可能是新创建的")
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# 保存到内存和数据库
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self.streams[stream_id] = stream
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await self._save_stream(stream)
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return stream
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def get_stream(self, stream_id: str) -> Optional[ChatStream]:
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"""通过stream_id获取聊天流"""
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stream = self.streams.get(stream_id)
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if not stream:
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return None
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if stream_id in self.last_messages:
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stream.set_context(self.last_messages[stream_id])
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return stream
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def get_stream_by_info(
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self, platform: str, user_info: UserInfo, group_info: Optional[GroupInfo] = None
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) -> Optional[ChatStream]:
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"""通过信息获取聊天流"""
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stream_id = self._generate_stream_id(platform, user_info, group_info)
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return self.streams.get(stream_id)
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def get_stream_name(self, stream_id: str) -> Optional[str]:
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"""根据 stream_id 获取聊天流名称"""
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stream = self.get_stream(stream_id)
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if not stream:
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return None
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if stream.group_info and stream.group_info.group_name:
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return stream.group_info.group_name
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elif stream.user_info and stream.user_info.user_nickname:
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return f"{stream.user_info.user_nickname}的私聊"
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else:
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return None
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@staticmethod
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async def _save_stream(stream: ChatStream):
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"""保存聊天流到数据库"""
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if stream.saved:
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return
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stream_data_dict = stream.to_dict()
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def _db_save_stream_sync(s_data_dict: dict):
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user_info_d = s_data_dict.get("user_info")
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group_info_d = s_data_dict.get("group_info")
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with get_db_session() as session:
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statement = select(ChatSession).where(col(ChatSession.session_id) == s_data_dict["stream_id"])
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record = session.exec(statement).first()
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if record is None:
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record = ChatSession(
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session_id=s_data_dict["stream_id"],
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platform=s_data_dict["platform"],
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user_id=user_info_d["user_id"] if user_info_d else None,
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group_id=group_info_d["group_id"] if group_info_d else None,
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created_timestamp=datetime.fromtimestamp(s_data_dict["create_time"]),
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last_active_timestamp=datetime.fromtimestamp(s_data_dict["last_active_time"]),
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)
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session.add(record)
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return
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record.platform = s_data_dict["platform"]
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record.user_id = user_info_d["user_id"] if user_info_d else None
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record.group_id = group_info_d["group_id"] if group_info_d else None
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record.created_timestamp = datetime.fromtimestamp(s_data_dict["create_time"])
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record.last_active_timestamp = datetime.fromtimestamp(s_data_dict["last_active_time"])
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try:
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await asyncio.to_thread(_db_save_stream_sync, stream_data_dict)
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stream.saved = True
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except Exception as e:
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logger.error(f"保存聊天流 {stream.stream_id} 到数据库失败 (Peewee): {e}", exc_info=True)
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async def _save_all_streams(self):
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"""保存所有聊天流"""
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for stream in self.streams.values():
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await self._save_stream(stream)
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async def load_all_streams(self):
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"""从数据库加载所有聊天流"""
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logger.info("正在从数据库加载所有聊天流")
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def _db_load_all_streams_sync():
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loaded_streams_data = []
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with get_db_session() as session:
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statement = select(ChatSession)
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for model_instance in session.exec(statement).all():
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user_info_data = {
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"platform": model_instance.platform,
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"user_id": model_instance.user_id or "",
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"user_nickname": "",
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"user_cardname": "",
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}
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group_info_data = None
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if model_instance.group_id:
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group_info_data = {
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"platform": model_instance.platform,
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"group_id": model_instance.group_id,
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"group_name": "",
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}
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data_for_from_dict = {
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"stream_id": model_instance.session_id,
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"platform": model_instance.platform,
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"user_info": user_info_data,
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"group_info": group_info_data,
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"create_time": model_instance.created_timestamp.timestamp(),
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"last_active_time": model_instance.last_active_timestamp.timestamp(),
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}
|
||||
loaded_streams_data.append(data_for_from_dict)
|
||||
return loaded_streams_data
|
||||
|
||||
try:
|
||||
all_streams_data_list = await asyncio.to_thread(_db_load_all_streams_sync)
|
||||
self.streams.clear()
|
||||
for data in all_streams_data_list:
|
||||
stream = ChatStream.from_dict(data)
|
||||
stream.saved = True
|
||||
self.streams[stream.stream_id] = stream
|
||||
if stream.stream_id in self.last_messages:
|
||||
stream.set_context(self.last_messages[stream.stream_id])
|
||||
except Exception as e:
|
||||
logger.error(f"从数据库加载所有聊天流失败 (Peewee): {e}", exc_info=True)
|
||||
|
||||
|
||||
chat_manager = None
|
||||
|
||||
|
||||
def get_chat_manager():
|
||||
global chat_manager
|
||||
if chat_manager is None:
|
||||
chat_manager = ChatManager()
|
||||
return chat_manager
|
||||
Loading…
Reference in New Issue