tmp

agent/escort/agent.js

@@ -1,4 +1,5 @@
 import 'dotenv/config';
+import fs from 'fs';
 import path from 'path';
 import { createDeepAgent, FilesystemBackend, CompositeBackend } from "deepagents";
 import { ChatOpenAI } from "@langchain/openai";
@@ -7,6 +8,10 @@ import { HumanMessage } from "@langchain/core/messages";
 import { ChatDeepSeek } from "@langchain/deepseek";
 import config from '../../conf.json' with { type: 'json' };
 import logger from '../../utils/logger.js';
+
+// 密钥由 conf.json 统一提供；百度地图 skill 通过 env_get 读环境变量，此处桥接
+process.env.TAVILY_API_KEY ??= config.agent.tavily?.apiKey;
+process.env.BAIDU_MAP_AUTH_TOKEN ??= config.agent.baiduMap?.authToken;
 import Prompts from "./prompts.js";
 import {
   getEnvTool, webFetchTool, webSearchTool, getCalendarInfoTool,
@@ -19,6 +24,7 @@ export default class EscortAgent {
   static MAX_HISTORY_CHARS = config.agent.maxHistoryChars || 40000;
 
   constructor() {
+    this.messages = [];
   }
 
   clearMessages() {
@@ -137,12 +143,19 @@ export default class EscortAgent {
   }
 
   _genAgent(userInfo) {
+    const rootDir = process.cwd();
+    const memoryFile = userInfo
+      ? path.join(rootDir, "data", userInfo._id, "memories", "user_memory.txt")
+      : null;
+
+    // 会话中记忆文件被更新后重建 agent，使 systemPrompt 中的用户记忆保持最新
+    if (this.agent && this._memoryMtime !== this._statMemory(memoryFile)) {
+      this.agent = null;
+    }
     if (this.agent) {
       return this.agent;
     }
 
-    const rootDir = process.cwd();
-    this.messages = [];
     let backend = new FilesystemBackend({ rootDir });
 
     if (userInfo) {
@@ -164,6 +177,8 @@ export default class EscortAgent {
       temperature: 0.0
     });
 
+    this._memoryMtime = this._statMemory(memoryFile);
+
     this.agent = createDeepAgent({
       name: "deep-agent",
       model: this.flashModel,
@@ -178,4 +193,14 @@ export default class EscortAgent {
 
     return this.agent;
   }
+
+  // 返回记忆文件 mtime，文件不存在时返回 null
+  _statMemory(memoryFile) {
+    if (!memoryFile) return null;
+    try {
+      return fs.statSync(memoryFile).mtimeMs;
+    } catch {
+      return null;
+    }
+  }
 }