import { Event, SessionInterface as Session } from '../sessions/types';
/**
 * Represents a single memory retrieval result.
 */
export interface MemoryResult {
    /** The session id associated with the memory */
    sessionId: string;
    /** A list of events in the session */
    events: Event[];
}
/**
 * Represents the response from a memory search.
 */
export interface SearchMemoryResponse {
    /** A list of memory results matching the search query */
    memories: MemoryResult[];
}
/**
 * Interface for memory services.
 * Memory services provide functionality to ingest sessions into memory and search for relevant information.
 */
export interface BaseMemoryService {
    /**
     * Adds a session to the memory service.
     * A session may be added multiple times during its lifetime.
     *
     * @param session The session to add
     * @returns A promise that resolves when the operation is complete
     */
    addSessionToMemory(session: Session): Promise<void>;
    /**
     * Searches for sessions that match the query.
     *
     * @param appName The name of the application
     * @param userId The id of the user
     * @param query The query to search for
     * @returns A SearchMemoryResponse containing the matching memories
     */
    searchMemory(appName: string, userId: string, query: string): Promise<SearchMemoryResponse>;
    /**
     * Stores a memory entry.
     *
     * @param appName The application name
     * @param userId The user ID
     * @param key The memory key
     * @param value The memory value
     * @returns A promise that resolves when the operation is complete
     */
    store(appName: string, userId: string, key: string, value: any): Promise<void>;
    /**
     * Retrieves a memory entry.
     *
     * @param appName The application name
     * @param userId The user ID
     * @param key The memory key
     * @returns The memory value, or undefined if not found
     */
    retrieve(appName: string, userId: string, key: string): Promise<any | undefined>;
    /**
     * Deletes a memory entry.
     *
     * @param appName The application name
     * @param userId The user ID
     * @param key The memory key
     * @returns A promise that resolves when the operation is complete
     */
    delete(appName: string, userId: string, key: string): Promise<void>;
}