488 lines
23 KiB
Python
488 lines
23 KiB
Python
import time
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import traceback
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import os
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import pickle
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import random
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from typing import List, Dict
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from src.config.config import global_config
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from src.common.logger import get_logger
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from src.chat.message_receive.chat_stream import get_chat_manager
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from src.person_info.relationship_manager import get_relationship_manager
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from src.person_info.person_info import get_person_info_manager, PersonInfoManager
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from src.chat.utils.chat_message_builder import (
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get_raw_msg_by_timestamp_with_chat,
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get_raw_msg_by_timestamp_with_chat_inclusive,
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get_raw_msg_before_timestamp_with_chat,
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num_new_messages_since,
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)
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logger = get_logger("relationship_builder")
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# 消息段清理配置
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SEGMENT_CLEANUP_CONFIG = {
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"enable_cleanup": True, # 是否启用清理
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"max_segment_age_days": 3, # 消息段最大保存天数
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"max_segments_per_user": 10, # 每用户最大消息段数
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"cleanup_interval_hours": 0.5, # 清理间隔（小时）
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}
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MAX_MESSAGE_COUNT = 80 / global_config.relationship.relation_frequency
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class RelationshipBuilder:
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"""关系构建器
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独立运行的关系构建类，基于特定的chat_id进行工作
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负责跟踪用户消息活动、管理消息段、触发关系构建和印象更新
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"""
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def __init__(self, chat_id: str):
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"""初始化关系构建器
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Args:
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chat_id: 聊天ID
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"""
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self.chat_id = chat_id
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# 新的消息段缓存结构：
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# {person_id: [{"start_time": float, "end_time": float, "last_msg_time": float, "message_count": int}, ...]}
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self.person_engaged_cache: Dict[str, List[Dict[str, any]]] = {}
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# 持久化存储文件路径
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self.cache_file_path = os.path.join("data", "relationship", f"relationship_cache_{self.chat_id}.pkl")
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# 最后处理的消息时间，避免重复处理相同消息
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current_time = time.time()
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self.last_processed_message_time = current_time
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# 最后清理时间，用于定期清理老消息段
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self.last_cleanup_time = 0.0
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# 获取聊天名称用于日志
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try:
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chat_name = get_chat_manager().get_stream_name(self.chat_id)
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self.log_prefix = f"[{chat_name}] 关系构建"
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except Exception:
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self.log_prefix = f"[{self.chat_id}] 关系构建"
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# 加载持久化的缓存
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self._load_cache()
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# ================================
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# 缓存管理模块
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# 负责持久化存储、状态管理、缓存读写
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# ================================
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def _load_cache(self):
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"""从文件加载持久化的缓存"""
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if os.path.exists(self.cache_file_path):
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try:
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with open(self.cache_file_path, "rb") as f:
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cache_data = pickle.load(f)
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# 新格式：包含额外信息的缓存
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self.person_engaged_cache = cache_data.get("person_engaged_cache", {})
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self.last_processed_message_time = cache_data.get("last_processed_message_time", 0.0)
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self.last_cleanup_time = cache_data.get("last_cleanup_time", 0.0)
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logger.info(
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f"{self.log_prefix} 成功加载关系缓存，包含 {len(self.person_engaged_cache)} 个用户，最后处理时间：{time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(self.last_processed_message_time)) if self.last_processed_message_time > 0 else '未设置'}"
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)
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except Exception as e:
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logger.error(f"{self.log_prefix} 加载关系缓存失败: {e}")
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self.person_engaged_cache = {}
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self.last_processed_message_time = 0.0
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else:
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logger.info(f"{self.log_prefix} 关系缓存文件不存在，使用空缓存")
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def _save_cache(self):
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"""保存缓存到文件"""
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try:
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os.makedirs(os.path.dirname(self.cache_file_path), exist_ok=True)
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cache_data = {
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"person_engaged_cache": self.person_engaged_cache,
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"last_processed_message_time": self.last_processed_message_time,
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"last_cleanup_time": self.last_cleanup_time,
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}
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with open(self.cache_file_path, "wb") as f:
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pickle.dump(cache_data, f)
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logger.debug(f"{self.log_prefix} 成功保存关系缓存")
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except Exception as e:
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logger.error(f"{self.log_prefix} 保存关系缓存失败: {e}")
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# ================================
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# 消息段管理模块
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# 负责跟踪用户消息活动、管理消息段、清理过期数据
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# ================================
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def _update_message_segments(self, person_id: str, message_time: float):
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"""更新用户的消息段
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Args:
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person_id: 用户ID
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message_time: 消息时间戳
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"""
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if person_id not in self.person_engaged_cache:
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self.person_engaged_cache[person_id] = []
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segments = self.person_engaged_cache[person_id]
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# 获取该消息前5条消息的时间作为潜在的开始时间
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before_messages = get_raw_msg_before_timestamp_with_chat(self.chat_id, message_time, limit=5)
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if before_messages:
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potential_start_time = before_messages[0]["time"]
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else:
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potential_start_time = message_time
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# 如果没有现有消息段，创建新的
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if not segments:
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new_segment = {
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"start_time": potential_start_time,
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"end_time": message_time,
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"last_msg_time": message_time,
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"message_count": self._count_messages_in_timerange(potential_start_time, message_time),
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}
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segments.append(new_segment)
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person_name = get_person_info_manager().get_value_sync(person_id, "person_name") or person_id
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logger.debug(
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f"{self.log_prefix} 眼熟用户 {person_name} 在 {time.strftime('%H:%M:%S', time.localtime(potential_start_time))} - {time.strftime('%H:%M:%S', time.localtime(message_time))} 之间有 {new_segment['message_count']} 条消息"
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)
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self._save_cache()
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return
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# 获取最后一个消息段
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last_segment = segments[-1]
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# 计算从最后一条消息到当前消息之间的消息数量（不包含边界）
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messages_between = self._count_messages_between(last_segment["last_msg_time"], message_time)
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if messages_between <= 10:
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# 在10条消息内，延伸当前消息段
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last_segment["end_time"] = message_time
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last_segment["last_msg_time"] = message_time
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# 重新计算整个消息段的消息数量
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last_segment["message_count"] = self._count_messages_in_timerange(
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last_segment["start_time"], last_segment["end_time"]
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)
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logger.debug(f"{self.log_prefix} 延伸用户 {person_id} 的消息段: {last_segment}")
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else:
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# 超过10条消息，结束当前消息段并创建新的
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# 结束当前消息段：延伸到原消息段最后一条消息后5条消息的时间
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current_time = time.time()
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after_messages = get_raw_msg_by_timestamp_with_chat(
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self.chat_id, last_segment["last_msg_time"], current_time, limit=5, limit_mode="earliest"
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)
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if after_messages and len(after_messages) >= 5:
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# 如果有足够的后续消息，使用第5条消息的时间作为结束时间
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last_segment["end_time"] = after_messages[4]["time"]
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# 重新计算当前消息段的消息数量
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last_segment["message_count"] = self._count_messages_in_timerange(
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last_segment["start_time"], last_segment["end_time"]
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)
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# 创建新的消息段
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new_segment = {
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"start_time": potential_start_time,
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"end_time": message_time,
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"last_msg_time": message_time,
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"message_count": self._count_messages_in_timerange(potential_start_time, message_time),
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}
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segments.append(new_segment)
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person_info_manager = get_person_info_manager()
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person_name = person_info_manager.get_value_sync(person_id, "person_name") or person_id
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logger.debug(
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f"{self.log_prefix} 重新眼熟用户 {person_name} 创建新消息段（超过10条消息间隔）: {new_segment}"
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)
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self._save_cache()
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def _count_messages_in_timerange(self, start_time: float, end_time: float) -> int:
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"""计算指定时间范围内的消息数量（包含边界）"""
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messages = get_raw_msg_by_timestamp_with_chat_inclusive(self.chat_id, start_time, end_time)
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return len(messages)
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def _count_messages_between(self, start_time: float, end_time: float) -> int:
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"""计算两个时间点之间的消息数量（不包含边界），用于间隔检查"""
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return num_new_messages_since(self.chat_id, start_time, end_time)
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def _get_total_message_count(self, person_id: str) -> int:
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"""获取用户所有消息段的总消息数量"""
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if person_id not in self.person_engaged_cache:
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return 0
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total_count = 0
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for segment in self.person_engaged_cache[person_id]:
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total_count += segment["message_count"]
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return total_count
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def _cleanup_old_segments(self) -> bool:
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"""清理老旧的消息段"""
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if not SEGMENT_CLEANUP_CONFIG["enable_cleanup"]:
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return False
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current_time = time.time()
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# 检查是否需要执行清理（基于时间间隔）
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cleanup_interval_seconds = SEGMENT_CLEANUP_CONFIG["cleanup_interval_hours"] * 3600
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if current_time - self.last_cleanup_time < cleanup_interval_seconds:
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return False
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logger.info(f"{self.log_prefix} 开始执行老消息段清理...")
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cleanup_stats = {
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"users_cleaned": 0,
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"segments_removed": 0,
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"total_segments_before": 0,
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"total_segments_after": 0,
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}
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max_age_seconds = SEGMENT_CLEANUP_CONFIG["max_segment_age_days"] * 24 * 3600
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max_segments_per_user = SEGMENT_CLEANUP_CONFIG["max_segments_per_user"]
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users_to_remove = []
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for person_id, segments in self.person_engaged_cache.items():
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cleanup_stats["total_segments_before"] += len(segments)
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original_segment_count = len(segments)
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# 1. 按时间清理：移除过期的消息段
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segments_after_age_cleanup = []
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for segment in segments:
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segment_age = current_time - segment["end_time"]
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if segment_age <= max_age_seconds:
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segments_after_age_cleanup.append(segment)
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else:
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cleanup_stats["segments_removed"] += 1
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logger.debug(
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f"{self.log_prefix} 移除用户 {person_id} 的过期消息段: {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(segment['start_time']))} - {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(segment['end_time']))}"
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)
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# 2. 按数量清理：如果消息段数量仍然过多，保留最新的
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if len(segments_after_age_cleanup) > max_segments_per_user:
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# 按end_time排序，保留最新的
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segments_after_age_cleanup.sort(key=lambda x: x["end_time"], reverse=True)
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segments_removed_count = len(segments_after_age_cleanup) - max_segments_per_user
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cleanup_stats["segments_removed"] += segments_removed_count
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segments_after_age_cleanup = segments_after_age_cleanup[:max_segments_per_user]
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logger.debug(
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f"{self.log_prefix} 用户 {person_id} 消息段数量过多，移除 {segments_removed_count} 个最老的消息段"
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)
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# 更新缓存
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if len(segments_after_age_cleanup) == 0:
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# 如果没有剩余消息段，标记用户为待移除
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users_to_remove.append(person_id)
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else:
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self.person_engaged_cache[person_id] = segments_after_age_cleanup
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cleanup_stats["total_segments_after"] += len(segments_after_age_cleanup)
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if original_segment_count != len(segments_after_age_cleanup):
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cleanup_stats["users_cleaned"] += 1
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# 移除没有消息段的用户
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for person_id in users_to_remove:
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del self.person_engaged_cache[person_id]
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logger.debug(f"{self.log_prefix} 移除用户 {person_id}：没有剩余消息段")
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# 更新最后清理时间
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self.last_cleanup_time = current_time
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# 保存缓存
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if cleanup_stats["segments_removed"] > 0 or len(users_to_remove) > 0:
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self._save_cache()
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logger.info(
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f"{self.log_prefix} 清理完成 - 影响用户: {cleanup_stats['users_cleaned']}, 移除消息段: {cleanup_stats['segments_removed']}, 移除用户: {len(users_to_remove)}"
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)
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logger.info(
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f"{self.log_prefix} 消息段统计 - 清理前: {cleanup_stats['total_segments_before']}, 清理后: {cleanup_stats['total_segments_after']}"
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)
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else:
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logger.debug(f"{self.log_prefix} 清理完成 - 无需清理任何内容")
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return cleanup_stats["segments_removed"] > 0 or len(users_to_remove) > 0
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def force_cleanup_user_segments(self, person_id: str) -> bool:
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"""强制清理指定用户的所有消息段"""
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if person_id in self.person_engaged_cache:
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segments_count = len(self.person_engaged_cache[person_id])
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del self.person_engaged_cache[person_id]
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self._save_cache()
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logger.info(f"{self.log_prefix} 强制清理用户 {person_id} 的 {segments_count} 个消息段")
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return True
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return False
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def get_cache_status(self) -> str:
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"""获取缓存状态信息，用于调试和监控"""
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if not self.person_engaged_cache:
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return f"{self.log_prefix} 关系缓存为空"
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status_lines = [f"{self.log_prefix} 关系缓存状态："]
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status_lines.append(
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f"最后处理消息时间：{time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(self.last_processed_message_time)) if self.last_processed_message_time > 0 else '未设置'}"
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)
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status_lines.append(
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f"最后清理时间：{time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(self.last_cleanup_time)) if self.last_cleanup_time > 0 else '未执行'}"
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)
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status_lines.append(f"总用户数：{len(self.person_engaged_cache)}")
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status_lines.append(
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f"清理配置：{'启用' if SEGMENT_CLEANUP_CONFIG['enable_cleanup'] else '禁用'} (最大保存{SEGMENT_CLEANUP_CONFIG['max_segment_age_days']}天, 每用户最多{SEGMENT_CLEANUP_CONFIG['max_segments_per_user']}段)"
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)
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status_lines.append("")
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for person_id, segments in self.person_engaged_cache.items():
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total_count = self._get_total_message_count(person_id)
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status_lines.append(f"用户 {person_id}:")
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status_lines.append(f" 总消息数：{total_count} ({total_count}/60)")
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status_lines.append(f" 消息段数：{len(segments)}")
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for i, segment in enumerate(segments):
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start_str = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(segment["start_time"]))
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end_str = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(segment["end_time"]))
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last_str = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(segment["last_msg_time"]))
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status_lines.append(
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f" 段{i + 1}: {start_str} -> {end_str} (最后消息: {last_str}, 消息数: {segment['message_count']})"
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)
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status_lines.append("")
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return "\n".join(status_lines)
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# ================================
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# 主要处理流程
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# 统筹各模块协作、对外提供服务接口
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# ================================
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async def build_relation(self):
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"""构建关系"""
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self._cleanup_old_segments()
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current_time = time.time()
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latest_messages = get_raw_msg_by_timestamp_with_chat(
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self.chat_id,
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self.last_processed_message_time,
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current_time,
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limit=50, # 获取自上次处理后的消息
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)
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if latest_messages:
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# 处理所有新的非bot消息
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for latest_msg in latest_messages:
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user_id = latest_msg.get("user_id")
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platform = latest_msg.get("user_platform") or latest_msg.get("chat_info_platform")
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msg_time = latest_msg.get("time", 0)
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if (
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user_id
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and platform
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and user_id != global_config.bot.qq_account
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and msg_time > self.last_processed_message_time
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):
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person_id = PersonInfoManager.get_person_id(platform, user_id)
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self._update_message_segments(person_id, msg_time)
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logger.debug(
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f"{self.log_prefix} 更新用户 {person_id} 的消息段，消息时间：{time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(msg_time))}"
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)
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self.last_processed_message_time = max(self.last_processed_message_time, msg_time)
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# 1. 检查是否有用户达到关系构建条件（总消息数达到45条）
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users_to_build_relationship = []
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for person_id, segments in self.person_engaged_cache.items():
|
||
total_message_count = self._get_total_message_count(person_id)
|
||
if total_message_count >= MAX_MESSAGE_COUNT:
|
||
users_to_build_relationship.append(person_id)
|
||
logger.debug(
|
||
f"{self.log_prefix} 用户 {person_id} 满足关系构建条件，总消息数：{total_message_count}，消息段数：{len(segments)}"
|
||
)
|
||
elif total_message_count > 0:
|
||
# 记录进度信息
|
||
logger.debug(
|
||
f"{self.log_prefix} 用户 {person_id} 进度：{total_message_count}60 条消息，{len(segments)} 个消息段"
|
||
)
|
||
|
||
# 2. 为满足条件的用户构建关系
|
||
for person_id in users_to_build_relationship:
|
||
segments = self.person_engaged_cache[person_id]
|
||
# 异步执行关系构建
|
||
import asyncio
|
||
|
||
asyncio.create_task(self.update_impression_on_segments(person_id, self.chat_id, segments))
|
||
# 移除已处理的用户缓存
|
||
del self.person_engaged_cache[person_id]
|
||
self._save_cache()
|
||
|
||
# ================================
|
||
# 关系构建模块
|
||
# 负责触发关系构建、整合消息段、更新用户印象
|
||
# ================================
|
||
|
||
async def update_impression_on_segments(self, person_id: str, chat_id: str, segments: List[Dict[str, any]]):
|
||
"""基于消息段更新用户印象"""
|
||
original_segment_count = len(segments)
|
||
logger.debug(f"开始为 {person_id} 基于 {original_segment_count} 个消息段更新印象")
|
||
try:
|
||
# 筛选要处理的消息段，每个消息段有10%的概率被丢弃
|
||
segments_to_process = [s for s in segments if random.random() >= 0.1]
|
||
|
||
# 如果所有消息段都被丢弃，但原来有消息段，则至少保留一个（最新的）
|
||
if not segments_to_process and segments:
|
||
segments.sort(key=lambda x: x["end_time"], reverse=True)
|
||
segments_to_process.append(segments[0])
|
||
logger.debug("随机丢弃了所有消息段，强制保留最新的一个以进行处理。")
|
||
|
||
dropped_count = original_segment_count - len(segments_to_process)
|
||
if dropped_count > 0:
|
||
logger.info(f"为 {person_id} 随机丢弃了 {dropped_count} / {original_segment_count} 个消息段")
|
||
|
||
processed_messages = []
|
||
|
||
# 对筛选后的消息段进行排序，确保时间顺序
|
||
segments_to_process.sort(key=lambda x: x["start_time"])
|
||
|
||
for segment in segments_to_process:
|
||
start_time = segment["start_time"]
|
||
end_time = segment["end_time"]
|
||
start_date = time.strftime("%Y-%m-%d %H:%M", time.localtime(start_time))
|
||
|
||
# 获取该段的消息（包含边界）
|
||
segment_messages = get_raw_msg_by_timestamp_with_chat_inclusive(self.chat_id, start_time, end_time)
|
||
logger.debug(
|
||
f"消息段: {start_date} - {time.strftime('%Y-%m-%d %H:%M', time.localtime(end_time))}, 消息数: {len(segment_messages)}"
|
||
)
|
||
|
||
if segment_messages:
|
||
# 如果 processed_messages 不为空，说明这不是第一个被处理的消息段，在消息列表前添加间隔标识
|
||
if processed_messages:
|
||
# 创建一个特殊的间隔消息
|
||
gap_message = {
|
||
"time": start_time - 0.1, # 稍微早于段开始时间
|
||
"user_id": "system",
|
||
"user_platform": "system",
|
||
"user_nickname": "系统",
|
||
"user_cardname": "",
|
||
"display_message": f"...（中间省略一些消息）{start_date} 之后的消息如下...",
|
||
"is_action_record": True,
|
||
"chat_info_platform": segment_messages[0].get("chat_info_platform", ""),
|
||
"chat_id": chat_id,
|
||
}
|
||
processed_messages.append(gap_message)
|
||
|
||
# 添加该段的所有消息
|
||
processed_messages.extend(segment_messages)
|
||
|
||
if processed_messages:
|
||
# 按时间排序所有消息（包括间隔标识）
|
||
processed_messages.sort(key=lambda x: x["time"])
|
||
|
||
logger.debug(f"为 {person_id} 获取到总共 {len(processed_messages)} 条消息（包含间隔标识）用于印象更新")
|
||
relationship_manager = get_relationship_manager()
|
||
|
||
# 调用原有的更新方法
|
||
await relationship_manager.update_person_impression(
|
||
person_id=person_id, timestamp=time.time(), bot_engaged_messages=processed_messages
|
||
)
|
||
else:
|
||
logger.info(f"没有找到 {person_id} 的消息段对应的消息，不更新印象")
|
||
|
||
except Exception as e:
|
||
logger.error(f"为 {person_id} 更新印象时发生错误: {e}")
|
||
logger.error(traceback.format_exc())
|