@langchain/community/dist/stores/message/zep_cloud.d.cts

Third-party integrations for LangChain.js

import { BaseMessage, MessageType } from "@langchain/core/messages";
import { Zep, ZepClient } from "@getzep/zep-cloud";
import { RoleType } from "@getzep/zep-cloud/api/index.js";
import { BaseChatMessageHistory } from "@langchain/core/chat_history";

//#region src/stores/message/zep_cloud.d.ts
declare const getZepMessageRoleType: (role: MessageType) => RoleType;
/**
 * Interface defining the structure of the input data for the ZepMemory
 * class. It includes properties like humanPrefix, aiPrefix, memoryKey, sessionId, memoryType and apiKey.
 */
interface ZepMemoryInput {
  sessionId: string;
  client: ZepClient;
  memoryType: Zep.MemoryType;
  humanPrefix?: string;
  aiPrefix?: string;
  separateMessages?: boolean;
}
/**
 * Class used to manage the memory of a chat session, including loading
 * and saving the chat history, and clearing the memory when needed. It
 * uses the ZepClient to interact with the Zep service for managing the
 * chat session's memory.
 *
 */
declare class ZepCloudChatMessageHistory extends BaseChatMessageHistory implements ZepMemoryInput {
  lc_namespace: string[];
  sessionId: string;
  client: ZepClient;
  memoryType: Zep.MemoryType;
  humanPrefix: string;
  aiPrefix: string;
  separateMessages: boolean;
  constructor(fields: ZepMemoryInput);
  private getMemory;
  getMessages(): Promise<BaseMessage[]>;
  addAIChatMessage(message: string, metadata?: Record<string, unknown>): Promise<void>;
  addMessage(message: BaseMessage, metadata?: Record<string, unknown>): Promise<void>;
  addUserMessage(message: string, metadata?: Record<string, unknown>): Promise<void>;
  clear(): Promise<void>;
}
//#endregion
export { ZepCloudChatMessageHistory, getZepMessageRoleType };
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