import { createClient } from 'contentful';
import type { SpaceConfig } from '../config/types.js';
import { type CdaReferenceRecord } from './reference-record.js';
export type { CdaReferenceRecord } from './reference-record.js';
export interface CdaAssetRecord {
    id: string;
    fileName: string;
    title: string;
    description: string | null;
    contentType: string;
    url: string;
    width: number | null;
    height: number | null;
    size: number | null;
    updatedAt: string;
}
export interface CdaMediaRecord {
    id: string;
    name: string;
    assetId: string;
    updatedAt: string;
}
export interface CdaSyncPayload {
    assets: CdaAssetRecord[];
    media: CdaMediaRecord[];
    references: CdaReferenceRecord[];
}
export interface FetchCdaIndexOptions {
    /** ISO-8601 timestamp; only entries/assets updated at or after this time are fetched. */
    updatedSince?: string;
    /** Log fetch progress to stderr (`index sync --verbose` or `LOG_CMS_INDEX=1`). */
    verbose?: boolean;
}
type LocalizedField<T> = Record<string, T | undefined>;
/**
 * Reads a Contentful field that may be locale-keyed (`{ "en-US": value }`) or flat (default locale).
 * The Contentful JS SDK returns flat fields unless a locale filter is applied.
 */
export declare function pickLocalizedField<T>(field: LocalizedField<T> | T | undefined, locale: string): T | undefined;
export declare function createCdaClient(space: SpaceConfig, accessToken: string, preview: boolean): ReturnType<typeof createClient>;
/**
 * Paginates assets and catalog entries from the Preview or Delivery API.
 */
export declare function fetchCdaIndexPayload(space: SpaceConfig, accessToken: string, preview: boolean, options?: FetchCdaIndexOptions): Promise<CdaSyncPayload>;
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