import type { SessionIdentity, SessionMetadata } from '../types.js';
export declare class SessionStateManager {
    private initializationPromise;
    private resolveInitialization;
    private rejectInitialization;
    private initializationSettled;
    private sessionMetadata;
    private sessionIdentity;
    constructor(sessionIdentity: SessionIdentity, initialMetadata: SessionMetadata);
    waitForInitialization(): Promise<SessionMetadata>;
    getSessionIdentity(): SessionIdentity;
    getSessionMetadata(): SessionMetadata;
    getSessionId(): string | undefined;
    updateSessionIdentity(sessionId?: string): void;
    setSessionMetadata(updater: (prev: SessionMetadata) => SessionMetadata): void;
    resolveInitializationIfNeeded(): void;
    resolveInitializationOnce(): void;
    rejectInitializationOnce(error: Error): void;
    isInitializationSettled(): boolean;
}