import { type HistoryChunkEntry } from "@gryt/crypto";
import type { HistoryProgress, HistorySink, PairingClock } from "./interfaces.js";
import { type PairingRelay } from "./relayClient.ts.js";
export interface HistoryReceiverOptions {
    relay: PairingRelay;
    id: string;
    token: string;
    key: Uint8Array;
    sink: HistorySink;
    clock: PairingClock;
    signal: AbortSignal;
    onProgress(progress: HistoryProgress): void;
}
/** N: fetches each listed chunk newest first, checks it against its entry, and stores each message once. */
export declare function createHistoryReceiver(options: HistoryReceiverOptions): {
    done: Promise<void>;
    progress: () => {
        messages: number;
        total: number | null;
        chunks: number;
        listed: number;
        missing: number;
        refused: number;
        truncated: boolean;
        oldest: number | null;
        complete: boolean;
    };
    /** The envelope's manifest: slots 0 onwards, in order. */
    listManifest(chunks: readonly HistoryChunkEntry[]): void;
    /** One of A's history messages. Throws `tampered` for anything off. */
    list(message: Record<string, unknown>): void;
    /** The session is gone: whatever is still listed won't arrive. */
    abandon: () => void;
};