import type { TApiSnapshot, TResourceSnapshot } from "../../../query/types/index.js";
import type { Resource } from "../resource/Resource.js";
export interface TSnapshoterOptions {
    initialSnapshot: TApiSnapshot | null;
    snapshotValidTime: number | false;
    keyPrefix: string | null;
}
export declare class Snapshoter {
    private readonly _initialSnapshot;
    private readonly _snapshotValidTime;
    private readonly _keyPrefix;
    constructor(options: TSnapshoterOptions);
    /**
     * Build hydration entries for a resource from the initial snapshot.
     * Returns `undefined` when no matching snapshot data exists.
     */
    hydrateResource(snapshotKey: string | undefined, resourceSnapshotValidTime?: number | false): TResourceSnapshot | undefined;
    /**
     * Collects a serializable snapshot of all registered resources.
     */
    getSnapshot(resources: Resource<any, any>[]): TApiSnapshot;
}