import type { SignedViewerResourceV1 } from '@xyo-network/payload-viewer-protocol';
import { type PayloadViewerCryptoV1 } from './crypto.js';
import type { TrustedViewerCatalogKeyV1, VerifiedViewerCatalogV1, VerifiedViewerVersionV1 } from './types.js';
/** Construction options for {@link PayloadViewerCatalogClientV1}. */
export interface PayloadViewerCatalogClientOptionsV1 {
    crypto?: PayloadViewerCryptoV1;
    fetch?: typeof globalThis.fetch;
    now?: () => Date;
    trustedCatalogKeys: readonly TrustedViewerCatalogKeyV1[];
}
/** Fetches and verifies signed viewer catalogs, manifests, and artifacts. */
export declare class PayloadViewerCatalogClientV1 {
    private readonly crypto;
    private readonly fetcher;
    private readonly now;
    private readonly trustedCatalogKeys;
    constructor({ crypto, fetch: fetcher, now, trustedCatalogKeys, }: PayloadViewerCatalogClientOptionsV1);
    loadCatalog(descriptor: SignedViewerResourceV1): Promise<VerifiedViewerCatalogV1>;
    loadVersion(verifiedCatalog: VerifiedViewerCatalogV1, pluginId: string, versionValue: string): Promise<VerifiedViewerVersionV1>;
    private activePublisherKeys;
}
//# sourceMappingURL=CatalogClient.d.ts.map