v0.3.0 记忆和知识库

beta

src/plugins/chat/__init__.py

@@ -10,6 +10,8 @@ from .relationship_manager import relationship_manager
 from ..schedule.schedule_generator import bot_schedule
 from .willing_manager import willing_manager
 
+from ..memory_system.memory import memory_graph
+
 
 # 获取驱动器
 driver = get_driver()
@@ -23,6 +25,8 @@ Database.initialize(
 print("\033[1;32m[初始化配置和数据库完成]\033[0m")
 
 
+
+
 # 导入其他模块
 from .bot import ChatBot
 from .emoji_manager import emoji_manager

src/plugins/chat/bot.py

@@ -5,7 +5,7 @@ from .storage import MessageStorage
 from .llm_generator import LLMResponseGenerator
 from .message_stream import MessageStream, MessageStreamContainer
 from .topic_identifier import topic_identifier
-from random import random
+from random import random, choice
 from .emoji_manager import emoji_manager  # 导入表情包管理器
 import time
 import os
@@ -15,6 +15,7 @@ from .message import Message_Thinking  # 导入 Message_Thinking 类
 from .relationship_manager import relationship_manager
 from .willing_manager import willing_manager  # 导入意愿管理器
 from .utils import is_mentioned_bot_in_txt, calculate_typing_time
+from ..memory_system.memory import memory_graph
 
 class ChatBot:
     def __init__(self, config: BotConfig):
@@ -99,6 +100,11 @@ class ChatBot:
         topic = topic_identifier.identify_topic_jieba(message.processed_plain_text)
         print(f"\033[1;32m[主题识别]\033[0m 主题: {topic}")
         
+        if topic:
+            for current_topic in topic:
+                first_layer_items, second_layer_items = memory_graph.get_related_item(current_topic, depth=2)
+                if first_layer_items:
+                    print(f"\033[1;32m[记忆检索-bot]\033[0m 有印象:{current_topic}")
         
         await self.storage.store_message(message, topic[0] if topic else None)
             

src/plugins/chat/config.py

@@ -133,8 +133,8 @@ llm_config.DEEP_SEEK_BASE_URL = os.getenv('DEEP_SEEK_BASE_URL')
 if not global_config.enable_advance_output:
     logger.remove()
     
-    logging.getLogger('nonebot').handlers.clear()
+    # logging.getLogger('nonebot').handlers.clear()
-    console_handler = logging.StreamHandler()
+    # console_handler = logging.StreamHandler()
-    console_handler.setLevel(logging.WARNING)  # 只输出 WARNING 及以上级别
+    # console_handler.setLevel(logging.WARNING)  # 只输出 WARNING 及以上级别
-    logging.getLogger('nonebot').addHandler(console_handler)
+    # logging.getLogger('nonebot').addHandler(console_handler)
-    logging.getLogger('nonebot').setLevel(logging.WARNING)
+    # logging.getLogger('nonebot').setLevel(logging.WARNING)

src/plugins/chat/knowledege/knowledge_library.py

@@ -0,0 +1,186 @@
+import os
+import sys
+import numpy as np
+import requests
+import time
+
+# 添加项目根目录到 Python 路径
+root_path = os.path.abspath(os.path.join(os.path.dirname(__file__), "../../.."))
+sys.path.append(root_path)
+
+from src.common.database import Database
+from src.plugins.chat.config import llm_config
+
+# 直接配置数据库连接信息
+Database.initialize(
+    "127.0.0.1",  # MongoDB 主机
+    27017,       # MongoDB 端口
+    "MegBot" # 数据库名称
+)
+
+class KnowledgeLibrary:
+    def __init__(self):
+        self.db = Database.get_instance()
+        self.raw_info_dir = "data/raw_info"
+        self._ensure_dirs()
+        
+    def _ensure_dirs(self):
+        """确保必要的目录存在"""
+        os.makedirs(self.raw_info_dir, exist_ok=True)
+        
+    def get_embedding(self, text: str) -> list:
+        """获取文本的embedding向量"""
+        url = "https://api.siliconflow.cn/v1/embeddings"
+        payload = {
+            "model": "BAAI/bge-m3",
+            "input": text,
+            "encoding_format": "float"
+        }
+        headers = {
+            "Authorization": f"Bearer {llm_config.SILICONFLOW_API_KEY}",
+            "Content-Type": "application/json"
+        }
+        
+        response = requests.post(url, json=payload, headers=headers)
+        if response.status_code != 200:
+            print(f"获取embedding失败: {response.text}")
+            return None
+            
+        return response.json()['data'][0]['embedding']
+        
+    def process_files(self):
+        """处理raw_info目录下的所有txt文件"""
+        for filename in os.listdir(self.raw_info_dir):
+            if filename.endswith('.txt'):
+                file_path = os.path.join(self.raw_info_dir, filename)
+                self.process_single_file(file_path)
+                
+    def process_single_file(self, file_path: str):
+        """处理单个文件"""
+        try:
+            # 检查文件是否已处理
+            if self.db.db.processed_files.find_one({"file_path": file_path}):
+                print(f"文件已处理过，跳过: {file_path}")
+                return
+                
+            with open(file_path, 'r', encoding='utf-8') as f:
+                content = f.read()
+                
+            # 按1024字符分段
+            segments = [content[i:i+300] for i in range(0, len(content), 300)]
+            
+            # 处理每个分段
+            for segment in segments:
+                if not segment.strip():  # 跳过空段
+                    continue
+                    
+                # 获取embedding
+                embedding = self.get_embedding(segment)
+                if not embedding:
+                    continue
+                    
+                # 存储到数据库
+                doc = {
+                    "content": segment,
+                    "embedding": embedding,
+                    "file_path": file_path,
+                    "segment_length": len(segment)
+                }
+                
+                # 使用文本内容的哈希值作为唯一标识
+                content_hash = hash(segment)
+                
+                # 更新或插入文档
+                self.db.db.knowledges.update_one(
+                    {"content_hash": content_hash},
+                    {"$set": doc},
+                    upsert=True
+                )
+                
+            # 记录文件已处理
+            self.db.db.processed_files.insert_one({
+                "file_path": file_path,
+                "processed_time": time.time()
+            })
+                
+            print(f"成功处理文件: {file_path}")
+            
+        except Exception as e:
+            print(f"处理文件 {file_path} 时出错: {str(e)}")
+            
+    def search_similar_segments(self, query: str, limit: int = 5) -> list:
+        """搜索与查询文本相似的片段"""
+        query_embedding = self.get_embedding(query)
+        if not query_embedding:
+            return []
+            
+        # 使用余弦相似度计算
+        pipeline = [
+            {
+                "$addFields": {
+                    "dotProduct": {
+                        "$reduce": {
+                            "input": {"$range": [0, {"$size": "$embedding"}]},
+                            "initialValue": 0,
+                            "in": {
+                                "$add": [
+                                    "$$value",
+                                    {"$multiply": [
+                                        {"$arrayElemAt": ["$embedding", "$$this"]},
+                                        {"$arrayElemAt": [query_embedding, "$$this"]}
+                                    ]}
+                                ]
+                            }
+                        }
+                    },
+                    "magnitude1": {
+                        "$sqrt": {
+                            "$reduce": {
+                                "input": "$embedding",
+                                "initialValue": 0,
+                                "in": {"$add": ["$$value", {"$multiply": ["$$this", "$$this"]}]}
+                            }
+                        }
+                    },
+                    "magnitude2": {
+                        "$sqrt": {
+                            "$reduce": {
+                                "input": query_embedding,
+                                "initialValue": 0,
+                                "in": {"$add": ["$$value", {"$multiply": ["$$this", "$$this"]}]}
+                            }
+                        }
+                    }
+                }
+            },
+            {
+                "$addFields": {
+                    "similarity": {
+                        "$divide": ["$dotProduct", {"$multiply": ["$magnitude1", "$magnitude2"]}]
+                    }
+                }
+            },
+            {"$sort": {"similarity": -1}},
+            {"$limit": limit},
+            {"$project": {"content": 1, "similarity": 1, "file_path": 1}}
+        ]
+        
+        results = list(self.db.db.knowledges.aggregate(pipeline))
+        return results
+
+# 创建单例实例
+knowledge_library = KnowledgeLibrary()
+
+if __name__ == "__main__":
+    # 测试知识库功能
+    print("开始处理知识库文件...")
+    knowledge_library.process_files()
+    
+    # 测试搜索功能
+    test_query = "麦麦评价一下僕と花"
+    print(f"\n搜索与'{test_query}'相似的内容:")
+    results = knowledge_library.search_similar_segments(test_query)
+    for result in results:
+        print(f"相似度: {result['similarity']:.4f}")
+        print(f"内容: {result['content'][:100]}...")
+        print("-" * 50)

src/plugins/chat/prompt_builder.py

@@ -6,6 +6,9 @@ import os
 from .utils import get_embedding, combine_messages, get_recent_group_detailed_plain_text
 from ...common.database import Database
 from .config import global_config
+from .topic_identifier import topic_identifier
+from ..memory_system.memory import memory_graph
+from random import choice
 
 # 获取当前文件的绝对路径
 current_dir = os.path.dirname(os.path.abspath(__file__))
@@ -35,6 +38,59 @@ class PromptBuilder:
         Returns:
             str: 构建好的prompt
         """
+        
+        
+        memory_prompt = ''
+        start_time = time.time()  # 记录开始时间
+        topic = topic_identifier.identify_topic_jieba(message_txt)
+        # print(f"\033[1;32m[pb主题识别]\033[0m 主题: {topic}")
+        
+        all_first_layer_items = []  # 存储所有第一层记忆
+        all_second_layer_items = {}  # 用字典存储每个topic的第二层记忆
+        overlapping_second_layer = set()  # 存储重叠的第二层记忆
+        
+        if topic:
+            # 遍历所有topic
+            for current_topic in topic:
+                first_layer_items, second_layer_items = memory_graph.get_related_item(current_topic, depth=2)
+                if first_layer_items:
+                    print(f"\033[1;32m[pb记忆检索]\033[0m 主题 '{current_topic}' 的第一层记忆: {first_layer_items}")
+                
+                # 记录第一层数据
+                all_first_layer_items.extend(first_layer_items)
+                
+                # 记录第二层数据
+                all_second_layer_items[current_topic] = second_layer_items
+                
+                # 检查是否有重叠的第二层数据
+                for other_topic, other_second_layer in all_second_layer_items.items():
+                    if other_topic != current_topic:
+                        # 找到重叠的记忆
+                        overlap = set(second_layer_items) & set(other_second_layer)
+                        if overlap:
+                            print(f"\033[1;32m[pb记忆检索]\033[0m 发现主题 '{current_topic}' 和 '{other_topic}' 有共同的第二层记忆: {overlap}")
+                            overlapping_second_layer.update(overlap)
+            
+            # 合并所有需要的记忆
+            if all_first_layer_items:   
+                print(f"\033[1;32m[pb记忆检索]\033[0m 合并所有需要的记忆1: {all_first_layer_items}")
+            if overlapping_second_layer:
+                print(f"\033[1;32m[pb记忆检索]\033[0m 合并所有需要的记忆2: {list(overlapping_second_layer)}")
+            
+            all_memories = all_first_layer_items + list(overlapping_second_layer)
+            
+            if all_memories:  # 只在列表非空时选择随机项
+                random_item = choice(all_memories)
+                memory_prompt = f"看到这些聊天，你想起来{random_item}\n"
+            else:
+                memory_prompt = ""  # 如果没有记忆，则返回空字符串
+        
+        end_time = time.time()  # 记录结束时间
+        print(f"\033[1;32m[回忆耗时]\033[0m 耗时: {(end_time - start_time):.3f}秒")  # 输出耗时
+        
+        
+        
+        
         #先禁用关系
         if 0 > 30:
             relation_prompt = "关系特别特别好，你很喜欢喜欢他"
@@ -55,12 +111,17 @@ class PromptBuilder:
         prompt_date = f'''今天是{current_date}，现在是{current_time}，你今天的日程是：\n{bot_schedule.today_schedule}\n你现在正在{bot_schedule_now_activity}\n'''
 
         #知识构建
+        start_time = time.time()
+        
         prompt_info = ''
         promt_info_prompt = ''
         prompt_info = self.get_prompt_info(message_txt,threshold=0.5)
         if prompt_info:
             prompt_info = f'''\n----------------------------------------------------\n你有以下这些[知识]：\n{prompt_info}\n请你记住上面的[知识]，之后可能会用到\n----------------------------------------------------\n'''
             promt_info_prompt = '你有一些[知识]，在上面可以参考。'
+            
+        end_time = time.time()
+        print(f"\033[1;32m[知识检索]\033[0m 耗时: {(end_time - start_time):.3f}秒")
         # print(f"\033[1;34m[调试]\033[0m 获取知识库内容结果: {prompt_info}")
             
         
@@ -69,11 +130,13 @@ class PromptBuilder:
         chat_talking_prompt = ''
         if group_id:
             chat_talking_prompt = get_recent_group_detailed_plain_text(self.db, group_id, limit=global_config.MAX_CONTEXT_SIZE,combine = True)
+        
+        chat_talking_prompt = f"以下是群里正在聊天的内容：\n{chat_talking_prompt}"
             # print(f"\033[1;34m[调试]\033[0m 已从数据库获取群 {group_id} 的消息记录:{chat_talking_prompt}")
         
         #激活prompt构建
         activate_prompt = ''
-        activate_prompt = f"以上是群里正在进行的聊天，昵称为 '{sender_name}' 的用户说的:{message_txt}。引起了你的注意,你和他{relation_prompt}，你想要{relation_prompt_2}。"          
+        activate_prompt = f"以上是群里正在进行的聊天，{memory_prompt} 现在昵称为 '{sender_name}' 的用户说的:{message_txt}。引起了你的注意,你和他{relation_prompt}，你想要{relation_prompt_2}。"          
         
         #检测机器人相关词汇
         bot_keywords = ['人机', 'bot', '机器', '入机', 'robot', '机器人']
@@ -87,13 +150,12 @@ class PromptBuilder:
         prompt_personality = ''
         personality_choice = random.random()
         if personality_choice < 4/6:  # 第一种人格
-            prompt_personality = f'''你的网名叫{global_config.BOT_NICKNAME}，是一个学习地质的女大学生，喜欢摄影，你会刷贴吧，你正在浏览qq群,{promt_info_prompt},
+            prompt_personality = f'''{activate_prompt}你的网名叫{global_config.BOT_NICKNAME}，是一个学习地质的女大学生，喜欢摄影，你会刷贴吧，你正在浏览qq群,{promt_info_prompt},
-            {activate_prompt}
             现在请你给出日常且口语化的回复，平淡一些，尽量简短一些。{is_bot_prompt}
             请注意把握群里的聊天内容，不要回复的太有条理，可以有个性。'''
         elif personality_choice < 1:  # 第二种人格
-            prompt_personality = f'''你的网名叫{global_config.BOT_NICKNAME}，是一个女大学生，你有黑色头发，你会刷小红书, 你正在浏览qq群,{promt_info_prompt},
+            prompt_personality = f'''{activate_prompt}你的网名叫{global_config.BOT_NICKNAME}，是一个女大学生，你有黑色头发，你会刷小红书, 你正在浏览qq群,{promt_info_prompt},
-            {activate_prompt}
+            
             现在请你给出日常且口语化的回复，请表现你自己的见解，不要一昧迎合，尽量简短一些。{is_bot_prompt}
             请你表达自己的见解和观点。可以有个性。'''
         
@@ -108,7 +170,7 @@ class PromptBuilder:
         
             
         #额外信息要求
-        extra_info = '''但是记得回复平淡一些，简短一些，不要过多提及自身的背景, 记住不要输出多余内容(包括前后缀，冒号和引号，括号，表情等),只需要输出回复内容就好，不要输出其他任何内容''' 
+        extra_info = '''但是记得回复平淡一些，简短一些,记住不要输出多余内容(包括前后缀，冒号和引号，括号，表情等),只需要输出回复内容就好，不要输出其他任何内容''' 
         
         
         
@@ -117,6 +179,9 @@ class PromptBuilder:
         prompt += f"{prompt_info}\n"
         prompt += f"{prompt_date}\n"
         prompt += f"{chat_talking_prompt}\n"  
+            
+        # prompt += f"{memory_prompt}\n"
+        
         # prompt += f"{activate_prompt}\n"
         prompt += f"{prompt_personality}\n"
         prompt += f"{prompt_ger}\n"

src/plugins/memory_system/llm_module.py

@@ -2,6 +2,7 @@ import os
 import requests
 from dotenv import load_dotenv
 from typing import Tuple, Union
+import time
 
 # 加载环境变量
 load_dotenv()
@@ -32,16 +33,34 @@ class LLMModel:
         # 发送请求到完整的chat/completions端点
         api_url = f"{self.base_url.rstrip('/')}/chat/completions"
         
-        try:
+        max_retries = 3
-            response = requests.post(api_url, headers=headers, json=data)
+        base_wait_time = 15  # 基础等待时间（秒）
-            response.raise_for_status()  # 检查响应状态
         
-            result = response.json()
+        for retry in range(max_retries):
-            if "choices" in result and len(result["choices"]) > 0:
+            try:
-                content = result["choices"][0]["message"]["content"]
+                response = requests.post(api_url, headers=headers, json=data)
-                reasoning_content = result["choices"][0]["message"].get("reasoning_content", "")
-                return content, reasoning_content  # 返回内容和推理内容
-            return "没有返回结果", ""  # 返回两个值
                 
-        except requests.exceptions.RequestException as e:
+                if response.status_code == 429:
-            return f"请求失败: {str(e)}", ""  # 返回错误信息和空字符串
+                    wait_time = base_wait_time * (2 ** retry)  # 指数退避
+                    print(f"遇到请求限制(429)，等待{wait_time}秒后重试...")
+                    time.sleep(wait_time)
+                    continue
+                    
+                response.raise_for_status()  # 检查其他响应状态
+                
+                result = response.json()
+                if "choices" in result and len(result["choices"]) > 0:
+                    content = result["choices"][0]["message"]["content"]
+                    reasoning_content = result["choices"][0]["message"].get("reasoning_content", "")
+                    return content, reasoning_content
+                return "没有返回结果", ""
+                
+            except requests.exceptions.RequestException as e:
+                if retry < max_retries - 1:  # 如果还有重试机会
+                    wait_time = base_wait_time * (2 ** retry)
+                    print(f"请求失败，等待{wait_time}秒后重试... 错误: {str(e)}")
+                    time.sleep(wait_time)
+                else:
+                    return f"请求失败: {str(e)}", ""
+        
+        return "达到最大重试次数，请求仍然失败", ""

src/plugins/memory_system/memory copy.py

@@ -0,0 +1,376 @@
+# -*- coding: utf-8 -*-
+import sys
+import jieba
+from llm_module import LLMModel
+import networkx as nx
+import matplotlib.pyplot as plt
+import math
+from collections import Counter
+import datetime
+import random
+import time
+# from chat.config import global_config
+import sys
+sys.path.append("C:/GitHub/MaiMBot")  # 添加项目根目录到 Python 路径
+from src.common.database import Database  # 使用正确的导入语法
+   
+class Memory_graph:
+    def __init__(self):
+        self.G = nx.Graph()  # 使用 networkx 的图结构
+        self.db = Database.get_instance()
+        
+    def connect_dot(self, concept1, concept2):
+        self.G.add_edge(concept1, concept2)
+    
+    def add_dot(self, concept, memory):
+        if concept in self.G:
+            # 如果节点已存在，将新记忆添加到现有列表中
+            if 'memory_items' in self.G.nodes[concept]:
+                if not isinstance(self.G.nodes[concept]['memory_items'], list):
+                    # 如果当前不是列表，将其转换为列表
+                    self.G.nodes[concept]['memory_items'] = [self.G.nodes[concept]['memory_items']]
+                self.G.nodes[concept]['memory_items'].append(memory)
+            else:
+                self.G.nodes[concept]['memory_items'] = [memory]
+        else:
+            # 如果是新节点，创建新的记忆列表
+            self.G.add_node(concept, memory_items=[memory])
+        
+    def get_dot(self, concept):
+        # 检查节点是否存在于图中
+        if concept in self.G:
+            # 从图中获取节点数据
+            node_data = self.G.nodes[concept]
+            # print(node_data)
+            # 创建新的Memory_dot对象
+            return concept,node_data
+        return None
+
+    def get_related_item(self, topic, depth=1):
+        if topic not in self.G:
+            return [], []
+            
+        first_layer_items = []
+        second_layer_items = []
+        
+        # 获取相邻节点
+        neighbors = list(self.G.neighbors(topic))
+        # print(f"第一层: {topic}")
+        
+        # 获取当前节点的记忆项
+        node_data = self.get_dot(topic)
+        if node_data:
+            concept, data = node_data
+            if 'memory_items' in data:
+                memory_items = data['memory_items']
+                if isinstance(memory_items, list):
+                    first_layer_items.extend(memory_items)
+                else:
+                    first_layer_items.append(memory_items)
+        
+        # 只在depth=2时获取第二层记忆
+        if depth >= 2:
+            # 获取相邻节点的记忆项
+            for neighbor in neighbors:
+                # print(f"第二层: {neighbor}")
+                node_data = self.get_dot(neighbor)
+                if node_data:
+                    concept, data = node_data
+                    if 'memory_items' in data:
+                        memory_items = data['memory_items']
+                        if isinstance(memory_items, list):
+                            second_layer_items.extend(memory_items)
+                        else:
+                            second_layer_items.append(memory_items)
+        
+        return first_layer_items, second_layer_items
+    
+    def store_memory(self):
+        for node in self.G.nodes():
+            dot_data = {
+                "concept": node
+            }
+            self.db.db.store_memory_dots.insert_one(dot_data)
+    
+    @property
+    def dots(self):
+        # 返回所有节点对应的 Memory_dot 对象
+        return [self.get_dot(node) for node in self.G.nodes()]
+    
+    
+    def get_random_chat_from_db(self, length: int, timestamp: str):
+        # 从数据库中根据时间戳获取离其最近的聊天记录
+        chat_text = ''
+        closest_record = self.db.db.messages.find_one({"time": {"$lte": timestamp}}, sort=[('time', -1)])  # 调试输出
+        print(f"距离time最近的消息时间: {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(int(closest_record['time'])))}")
+        
+        if closest_record:
+            closest_time = closest_record['time']
+            group_id = closest_record['group_id']  # 获取groupid
+            # 获取该时间戳之后的length条消息，且groupid相同
+            chat_record = list(self.db.db.messages.find({"time": {"$gt": closest_time}, "group_id": group_id}).sort('time', 1).limit(length))
+            for record in chat_record:
+                time_str = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(int(record['time'])))
+                chat_text += f'[{time_str}] {record["user_nickname"] or "用户" + str(record["user_id"])}: {record["processed_plain_text"]}\n'  # 添加发送者和时间信息
+            return chat_text
+        
+        return []  # 如果没有找到记录，返回空列表
+
+    def save_graph_to_db(self):
+        # 清空现有的图数据
+        self.db.db.graph_data.delete_many({})
+        # 保存节点
+        for node in self.G.nodes(data=True):
+            node_data = {
+                'concept': node[0],
+                'memory_items': node[1].get('memory_items', [])  # 默认为空列表
+            }
+            self.db.db.graph_data.nodes.insert_one(node_data)
+        # 保存边
+        for edge in self.G.edges():
+            edge_data = {
+                'source': edge[0],
+                'target': edge[1]
+            }
+            self.db.db.graph_data.edges.insert_one(edge_data)
+
+    def load_graph_from_db(self):
+        # 清空当前图
+        self.G.clear()
+        # 加载节点
+        nodes = self.db.db.graph_data.nodes.find()
+        for node in nodes:
+            memory_items = node.get('memory_items', [])
+            if not isinstance(memory_items, list):
+                memory_items = [memory_items] if memory_items else []
+            self.G.add_node(node['concept'], memory_items=memory_items)
+        # 加载边
+        edges = self.db.db.graph_data.edges.find()
+        for edge in edges:
+            self.G.add_edge(edge['source'], edge['target'])
+
+def calculate_information_content(text):
+    
+    """计算文本的信息量（熵）"""
+    # 统计字符频率
+    char_count = Counter(text)
+    total_chars = len(text)
+    
+    # 计算熵
+    entropy = 0
+    for count in char_count.values():
+        probability = count / total_chars
+        entropy -= probability * math.log2(probability)
+    
+    return entropy
+
+
+# Database.initialize(
+#     global_config.MONGODB_HOST,
+#     global_config.MONGODB_PORT,
+#     global_config.DATABASE_NAME
+# )
+# memory_graph = Memory_graph()
+
+# llm_model = LLMModel()
+# llm_model_small = LLMModel(model_name="deepseek-ai/DeepSeek-V2.5")
+
+# memory_graph.load_graph_from_db()
+
+
+
+def main():
+    # 初始化数据库
+    Database.initialize(
+        "127.0.0.1",
+        27017,
+        "MegBot"
+    )
+    
+    memory_graph = Memory_graph()
+    # 创建LLM模型实例
+    llm_model = LLMModel()
+    llm_model_small = LLMModel(model_name="deepseek-ai/DeepSeek-V2.5")
+    
+    # 使用当前时间戳进行测试
+    current_timestamp = datetime.datetime.now().timestamp()
+    chat_text = []
+    
+    chat_size =40
+    
+    for _ in range(100):  # 循环10次
+        random_time = current_timestamp - random.randint(1, 3600*39)  # 随机时间
+        print(f"随机时间戳对应的时间: {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(random_time))}")
+        chat_ = memory_graph.get_random_chat_from_db(chat_size, random_time)
+        chat_text.append(chat_)  # 拼接所有text
+        # time.sleep(1)
+
+
+    
+    for i, input_text in enumerate(chat_text, 1):
+        
+        progress = (i / len(chat_text)) * 100
+        bar_length = 30
+        filled_length = int(bar_length * i // len(chat_text))
+        bar = '█' * filled_length + '-' * (bar_length - filled_length)
+        print(f"\n进度: [{bar}] {progress:.1f}% ({i}/{len(chat_text)})")
+        
+        # print(input_text)
+        first_memory = set()
+        first_memory = memory_compress(input_text, llm_model_small, llm_model_small, rate=2.5)
+        time.sleep(5)
+        
+        #将记忆加入到图谱中
+        for topic, memory in first_memory:
+            topics = segment_text(topic)
+            print(f"\033[1;34m话题\033[0m: {topic},节点: {topics}, 记忆: {memory}")
+            for split_topic in topics:
+                memory_graph.add_dot(split_topic,memory)
+            for split_topic in topics:
+                for other_split_topic in topics:
+                    if split_topic != other_split_topic:
+                        memory_graph.connect_dot(split_topic, other_split_topic)
+    
+    # memory_graph.store_memory()
+    
+    # 展示两种不同的可视化方式
+    print("\n按连接数量着色的图谱：")
+    visualize_graph(memory_graph, color_by_memory=False)
+    
+    print("\n按记忆数量着色的图谱：")
+    visualize_graph(memory_graph, color_by_memory=True)
+    
+    memory_graph.save_graph_to_db()
+    # memory_graph.load_graph_from_db()
+    
+    while True:
+        query = input("请输入新的查询概念（输入'退出'以结束）：")
+        if query.lower() == '退出':
+            break
+        items_list = memory_graph.get_related_item(query)
+        if items_list:
+            # print(items_list)
+            for memory_item in items_list:
+                print(memory_item)
+        else:
+            print("未找到相关记忆。")
+            
+    while True:
+        query = input("请输入问题：")
+        
+        if query.lower() == '退出':
+            break
+        
+        topic_prompt = find_topic(query, 3)
+        topic_response = llm_model.generate_response(topic_prompt)
+        # 检查 topic_response 是否为元组
+        if isinstance(topic_response, tuple):
+            topics = topic_response[0].split(",")  # 假设第一个元素是我们需要的字符串
+        else:
+            topics = topic_response.split(",")
+        print(topics)
+        
+        for keyword in topics:
+            items_list = memory_graph.get_related_item(keyword)
+            if items_list:
+                print(items_list)
+    
+def memory_compress(input_text, llm_model, llm_model_small, rate=1):
+    information_content = calculate_information_content(input_text)
+    print(f"文本的信息量（熵）: {information_content:.4f} bits")
+    topic_num = max(1, min(5, int(information_content * rate / 4)))
+    print(topic_num)
+    topic_prompt = find_topic(input_text, topic_num)
+    topic_response = llm_model.generate_response(topic_prompt)
+    # 检查 topic_response 是否为元组
+    if isinstance(topic_response, tuple):
+        topics = topic_response[0].split(",")  # 假设第一个元素是我们需要的字符串
+    else:
+        topics = topic_response.split(",")
+    print(topics)
+    compressed_memory = set()
+    for topic in topics:
+        topic_what_prompt = topic_what(input_text,topic)
+        topic_what_response = llm_model_small.generate_response(topic_what_prompt)
+        compressed_memory.add((topic.strip(), topic_what_response[0]))  # 将话题和记忆作为元组存储
+    return compressed_memory
+
+
+def segment_text(text):
+    seg_text = list(jieba.cut(text))
+    return seg_text    
+
+def find_topic(text, topic_num):
+    prompt = f'这是一段文字：{text}。请你从这段话中总结出{topic_num}个话题，帮我列出来，用逗号隔开，尽可能精简。只需要列举{topic_num}个话题就好，不要告诉我其他内容。'
+    return prompt
+
+def topic_what(text, topic):
+    prompt = f'这是一段文字：{text}。我想知道这记忆里有什么关于{topic}的话题，帮我总结成一句自然的话，可以包含时间和人物。只输出这句话就好'
+    return prompt
+
+def visualize_graph(memory_graph: Memory_graph, color_by_memory: bool = False):
+    # 设置中文字体
+    plt.rcParams['font.sans-serif'] = ['SimHei']  # 用来正常显示中文标签
+    plt.rcParams['axes.unicode_minus'] = False  # 用来正常显示负号
+    
+    G = memory_graph.G
+    
+    # 保存图到本地
+    nx.write_gml(G, "memory_graph.gml")  # 保存为 GML 格式
+
+    # 根据连接条数或记忆数量设置节点颜色
+    node_colors = []
+    nodes = list(G.nodes())  # 获取图中实际的节点列表
+    
+    if color_by_memory:
+        # 计算每个节点的记忆数量
+        memory_counts = []
+        for node in nodes:
+            memory_items = G.nodes[node].get('memory_items', [])
+            if isinstance(memory_items, list):
+                count = len(memory_items)
+            else:
+                count = 1 if memory_items else 0
+            memory_counts.append(count)
+        max_memories = max(memory_counts) if memory_counts else 1
+        
+        for count in memory_counts:
+            # 使用不同的颜色方案：红色表示记忆多，蓝色表示记忆少
+            if max_memories > 0:
+                intensity = min(1.0, count / max_memories)
+                color = (intensity, 0, 1.0 - intensity)  # 从蓝色渐变到红色
+            else:
+                color = (0, 0, 1)  # 如果没有记忆，则为蓝色
+            node_colors.append(color)
+    else:
+        # 使用原来的连接数量着色方案
+        max_degree = max(G.degree(), key=lambda x: x[1])[1] if G.degree() else 1
+        for node in nodes:
+            degree = G.degree(node)
+            if max_degree > 0:
+                red = min(1.0, degree / max_degree)
+                blue = 1.0 - red
+                color = (red, 0, blue)
+            else:
+                color = (0, 0, 1)
+            node_colors.append(color)
+    
+    # 绘制图形
+    plt.figure(figsize=(12, 8))
+    pos = nx.spring_layout(G, k=1, iterations=50)
+    nx.draw(G, pos, 
+           with_labels=True, 
+           node_color=node_colors,
+           node_size=2000,
+           font_size=10,
+           font_family='SimHei',
+           font_weight='bold')
+    
+    title = '记忆图谱可视化 - ' + ('按记忆数量着色' if color_by_memory else '按连接数量着色')
+    plt.title(title, fontsize=16, fontfamily='SimHei')
+    plt.show()
+
+if __name__ == "__main__":
+    main()
+
+    

src/plugins/memory_system/memory.py

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 import sys
 import jieba
-from llm_module import LLMModel
+from .llm_module import LLMModel
 import networkx as nx
 import matplotlib.pyplot as plt
 import math
@@ -9,9 +9,9 @@ from collections import Counter
 import datetime
 import random
 import time
-
+from ..chat.config import global_config
 import sys
-sys.path.append("C:/GitHub/MegMeg-bot")  # 添加项目根目录到 Python 路径
+sys.path.append("C:/GitHub/MaiMBot")  # 添加项目根目录到 Python 路径
 from src.common.database import Database  # 使用正确的导入语法
    
 class Memory_graph:
@@ -23,44 +23,67 @@ class Memory_graph:
         self.G.add_edge(concept1, concept2)
     
     def add_dot(self, concept, memory):
-        self.G.add_node(concept, memory_items=memory)
+        if concept in self.G:
+            # 如果节点已存在，将新记忆添加到现有列表中
+            if 'memory_items' in self.G.nodes[concept]:
+                if not isinstance(self.G.nodes[concept]['memory_items'], list):
+                    # 如果当前不是列表，将其转换为列表
+                    self.G.nodes[concept]['memory_items'] = [self.G.nodes[concept]['memory_items']]
+                self.G.nodes[concept]['memory_items'].append(memory)
+            else:
+                self.G.nodes[concept]['memory_items'] = [memory]
+        else:
+            # 如果是新节点，创建新的记忆列表
+            self.G.add_node(concept, memory_items=[memory])
         
     def get_dot(self, concept):
         # 检查节点是否存在于图中
         if concept in self.G:
             # 从图中获取节点数据
             node_data = self.G.nodes[concept]
-            print(node_data)
+            # print(node_data)
             # 创建新的Memory_dot对象
             return concept,node_data
         return None
 
     def get_related_item(self, topic, depth=1):
         if topic not in self.G:
-            return set()
+            return [], []
+            
+        first_layer_items = []
+        second_layer_items = []
         
-        items_set = set()
         # 获取相邻节点
         neighbors = list(self.G.neighbors(topic))
-        print(f"第一层: {topic}")
+        # print(f"第一层: {topic}")
         
         # 获取当前节点的记忆项
         node_data = self.get_dot(topic)
         if node_data:
             concept, data = node_data
             if 'memory_items' in data:
-                items_set.add(data['memory_items'])
+                memory_items = data['memory_items']
+                if isinstance(memory_items, list):
+                    first_layer_items.extend(memory_items)
+                else:
+                    first_layer_items.append(memory_items)
         
-        # 获取相邻节点的记忆项
+        # 只在depth=2时获取第二层记忆
-        for neighbor in neighbors:
+        if depth >= 2:
-            print(f"第二层: {neighbor}")
+            # 获取相邻节点的记忆项
-            node_data = self.get_dot(neighbor)
+            for neighbor in neighbors:
-            if node_data:
+                # print(f"第二层: {neighbor}")
-                concept, data = node_data
+                node_data = self.get_dot(neighbor)
-                if 'memory_items' in data:
+                if node_data:
-                    items_set.add(data['memory_items'])
+                    concept, data = node_data
+                    if 'memory_items' in data:
+                        memory_items = data['memory_items']
+                        if isinstance(memory_items, list):
+                            second_layer_items.extend(memory_items)
+                        else:
+                            second_layer_items.append(memory_items)
         
-        return items_set
+        return first_layer_items, second_layer_items
     
     def store_memory(self):
         for node in self.G.nodes():
@@ -100,7 +123,7 @@ class Memory_graph:
         for node in self.G.nodes(data=True):
             node_data = {
                 'concept': node[0],
-                'memory_items': node[1].get('memory_items', None)
+                'memory_items': node[1].get('memory_items', [])  # 默认为空列表
             }
             self.db.db.graph_data.nodes.insert_one(node_data)
         # 保存边
@@ -117,7 +140,10 @@ class Memory_graph:
         # 加载节点
         nodes = self.db.db.graph_data.nodes.find()
         for node in nodes:
-            self.G.add_node(node['concept'], memory_items=node['memory_items'])
+            memory_items = node.get('memory_items', [])
+            if not isinstance(memory_items, list):
+                memory_items = [memory_items] if memory_items else []
+            self.G.add_node(node['concept'], memory_items=memory_items)
         # 加载边
         edges = self.db.db.graph_data.edges.find()
         for edge in edges:
@@ -138,6 +164,26 @@ def calculate_information_content(text):
     
     return entropy
 
+
+start_time = time.time()
+
+Database.initialize(
+    global_config.MONGODB_HOST,
+    global_config.MONGODB_PORT,
+    global_config.DATABASE_NAME
+)
+memory_graph = Memory_graph()
+
+llm_model = LLMModel()
+llm_model_small = LLMModel(model_name="deepseek-ai/DeepSeek-V2.5")
+
+memory_graph.load_graph_from_db()
+
+end_time = time.time()
+print(f"加载海马体耗时: {end_time - start_time:.2f} 秒")
+
+
+
 def main():
     # 初始化数据库
     Database.initialize(
@@ -155,13 +201,14 @@ def main():
     current_timestamp = datetime.datetime.now().timestamp()
     chat_text = []
     
-    chat_size =30
+    chat_size =40
     
-    for _ in range(60):  # 循环10次
+    for _ in range(100):  # 循环10次
-        random_time = current_timestamp - random.randint(1, 3600*3)  # 随机时间
+        random_time = current_timestamp - random.randint(1, 3600*39)  # 随机时间
         print(f"随机时间戳对应的时间: {time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(random_time))}")
         chat_ = memory_graph.get_random_chat_from_db(chat_size, random_time)
         chat_text.append(chat_)  # 拼接所有text
+        time.sleep(5)
 
 
     
@@ -173,7 +220,7 @@ def main():
         #将记忆加入到图谱中
         for topic, memory in first_memory:
             topics = segment_text(topic)
-            print(f"话题: {topic},节点: {topics}, 记忆: {memory}")
+            print(f"\033[1;34m话题\033[0m: {topic},节点: {topics}, 记忆: {memory}")
             for split_topic in topics:
                 memory_graph.add_dot(split_topic,memory)
             for split_topic in topics:
@@ -182,7 +229,13 @@ def main():
                         memory_graph.connect_dot(split_topic, other_split_topic)
     
     # memory_graph.store_memory()
-    visualize_graph(memory_graph)
+    
+    # 展示两种不同的可视化方式
+    print("\n按连接数量着色的图谱：")
+    visualize_graph(memory_graph, color_by_memory=False)
+    
+    print("\n按记忆数量着色的图谱：")
+    visualize_graph(memory_graph, color_by_memory=True)
     
     memory_graph.save_graph_to_db()
     # memory_graph.load_graph_from_db()
@@ -252,45 +305,66 @@ def topic_what(text, topic):
     prompt = f'这是一段文字：{text}。我想知道这记忆里有什么关于{topic}的话题，帮我总结成一句自然的话，可以包含时间和人物。只输出这句话就好'
     return prompt
 
-def visualize_graph(memory_graph: Memory_graph):
+def visualize_graph(memory_graph: Memory_graph, color_by_memory: bool = False):
     # 设置中文字体
     plt.rcParams['font.sans-serif'] = ['SimHei']  # 用来正常显示中文标签
     plt.rcParams['axes.unicode_minus'] = False  # 用来正常显示负号
     
     G = memory_graph.G
     
-    
     # 保存图到本地
     nx.write_gml(G, "memory_graph.gml")  # 保存为 GML 格式
 
-    # 根据连接条数设置节点颜色
+    # 根据连接条数或记忆数量设置节点颜色
     node_colors = []
     nodes = list(G.nodes())  # 获取图中实际的节点列表
-    max_degree = max(G.degree(), key=lambda x: x[1])[1] if G.degree() else 1  # 获取最大连接数
     
-    for node in nodes:
+    if color_by_memory:
-        degree = G.degree(node)  # 获取节点的度
+        # 计算每个节点的记忆数量
-        # 计算颜色，使用渐变效果
+        memory_counts = []
-        if max_degree > 0:
+        for node in nodes:
-            red = min(1.0, degree / max_degree)  # 红色分量随连接数增加而增加
+            memory_items = G.nodes[node].get('memory_items', [])
-            blue = 1.0 - red  # 蓝色分量随连接数增加而减少
+            if isinstance(memory_items, list):
-            color = (red, 0, blue)
+                count = len(memory_items)
-        else:
+            else:
-            color = (0, 0, 1)  # 如果没有连接，则为蓝色
+                count = 1 if memory_items else 0
-        node_colors.append(color)
+            memory_counts.append(count)
+        max_memories = max(memory_counts) if memory_counts else 1
+        
+        for count in memory_counts:
+            # 使用不同的颜色方案：红色表示记忆多，蓝色表示记忆少
+            if max_memories > 0:
+                intensity = min(1.0, count / max_memories)
+                color = (intensity, 0, 1.0 - intensity)  # 从蓝色渐变到红色
+            else:
+                color = (0, 0, 1)  # 如果没有记忆，则为蓝色
+            node_colors.append(color)
+    else:
+        # 使用原来的连接数量着色方案
+        max_degree = max(G.degree(), key=lambda x: x[1])[1] if G.degree() else 1
+        for node in nodes:
+            degree = G.degree(node)
+            if max_degree > 0:
+                red = min(1.0, degree / max_degree)
+                blue = 1.0 - red
+                color = (red, 0, blue)
+            else:
+                color = (0, 0, 1)
+            node_colors.append(color)
     
     # 绘制图形
     plt.figure(figsize=(12, 8))
-    pos = nx.spring_layout(G, k=1, iterations=50)  # 使用弹簧布局，调整参数使布局更合理
+    pos = nx.spring_layout(G, k=1, iterations=50)
     nx.draw(G, pos, 
            with_labels=True, 
            node_color=node_colors,
            node_size=2000,
            font_size=10,
-           font_family='SimHei',  # 设置节点标签的字体
+           font_family='SimHei',
            font_weight='bold')
     
-    plt.title('记忆图谱可视化', fontsize=16, fontfamily='SimHei')
+    title = '记忆图谱可视化 - ' + ('按记忆数量着色' if color_by_memory else '按连接数量着色')
+    plt.title(title, fontsize=16, fontfamily='SimHei')
     plt.show()
 
 if __name__ == "__main__":