import { HTTPClient } from './utils/http-client';
import { Context, Message, SessionStatus } from './models/session';
export declare class Session {
    private http;
    userId: string;
    sessionId: string;
    /**
     * Initialize a session.
     *
     * @param httpClient HTTP client for API communication
     * @param userId ID of the user who owns this session
     * @param sessionId Unique identifier for the session
     */
    constructor(httpClient: HTTPClient, userId: string, sessionId: string);
    /**
     * Add a user message to the session.
     *
     * @param message Content of the user message
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     * @throws {InvalidSessionStateError} If the session is already processed or processing
     */
    addUserMessage(message: string): Promise<void>;
    /**
     * Add an assistant message to the session.
     *
     * @param message Content of the assistant message
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     * @throws {InvalidSessionStateError} If the session is already processed or processing
     */
    addAssistantMessage(message: string): Promise<void>;
    /**
     * Internal helper to add a message to the session.
     *
     * @param message Content of the message
     * @param role Role of the message sender
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     * @throws {InvalidSessionStateError} If the session is already processed or processing
     */
    private addMessage;
    /**
     * Get the current context for this session.
     *
     * The context contains information from the user's memory that is relevant
     * to the current conversation.
     *
     * @returns Context information with the memory text and whether memory was used
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     */
    getContext(): Promise<Context>;
    /**
     * Process the session to update the user's memory.
     *
     * This method triggers the processing of the conversation to extract and update
     * the user's memory.
     *
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     * @throws {InvalidSessionStateError} If the session is already processed or being processed
     */
    process(): Promise<void>;
    /**
     * Get the current status of the session.
     *
     * @returns The current status of the session
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     */
    getStatus(): Promise<SessionStatus>;
    /**
     * Get all messages in the session.
     *
     * @returns List of messages in the session
     * @throws {UserNotFoundError} If the user is not found
     * @throws {SessionNotFoundError} If the session is not found
     */
    getMessages(): Promise<Message[]>;
}