import type { OutputEvent } from '../types.js';
import type { ElicitationRequest } from '../types/sdk-types.js';
export interface LedgerEnsureContext {
    depth: number | undefined;
    parentSessionId: string | undefined;
    sessionId: string | undefined;
    fallbackModel: string;
    tracePath: string | undefined;
    getMetadata: () => {
        model?: string;
        cwd?: string;
    };
}
export declare class LedgerLifecycle {
    private writer;
    private initAttempted;
    ensure(ctx: LedgerEnsureContext): void;
    recordUser(text: string): void;
    recordEvent(event: OutputEvent): void;
    recordElicitation(reqId: string, request: ElicitationRequest): void;
    seal(reason: string): Promise<void>;
}