/**
 * Contents utils.
 */
import { CommercePagesRankingStrategy, type GenerateSEOPathnameQuery } from './types/index.js';
import type { CommercePages, ContentMetadata, QueryCommercePages, QuerySearchContents } from '@farfetch/blackout-client';
/**
 * Constant that represent all possible static values to apply to an environment
 * code variable.
 */
export declare enum ContentEnvironmentCode {
    Live = "live",
    Preview = "preview"
}
/**
 * Generate a ranking number for each commerce page.
 *
 * @example
 * ```
 * const pageRanking = getPageRanking({ custom: { type: "listing" } });
 * Result of pageRanking === 0;
 * ```
 *
 * @param metadata - Content metadata object with custom attributes.
 *
 * @returns Ranking number for a specific commerce page.
 */
export declare const getPageRanking: (metadata: ContentMetadata) => number;
/**
 * Method to check each page ranking and return the best one.
 *
 * @example
 * ```
 * const bestRankedCommercePage = getBestRankedCommercePageUsingDefaultStrategy({ entries: [...pages] });
 * Result of bestRankedCommercePage === { entries: [bestRankedPage] };
 * ```
 *
 * @param result - Commerce page payload result.
 *
 * @returns Selected page with best ranking using the default strategy.
 */
export declare const getBestRankedCommercePageUsingDefaultStrategy: (result: CommercePages) => CommercePages;
/**
 * Method to return the best ranked commerce page with all components from other
 * pages without duplicates. This implementation only works with content from new Content Tool
 *
 * @example
 * ```
 * const bestRankedCommercePage = getBestRankedCommercePageUsingMergeStrategy({ entries: [...pages] });
 * Result of bestRankedCommercePage === { entries: [{ components: [...componentsFromAllPagesMerged] }] };
 * ```
 *
 * @param result - Commerce page payload result.
 *
 * @returns Selected page with best ranking and the components of all commerce pages merged.
 */
export declare const getBestRankedCommercePageUsingMergeStrategy: (result: CommercePages) => CommercePages;
/**
 * Method to calculate the ranking for commerce pages, according to the selected
 * strategy.
 *
 * @example
 * ```
 * const commercePagesRanked = applyCommercePagesStrategy({ entries: [...pages] }, 'merge');
 * ```
 *
 * @param result   - Commerce page payload result.
 * @param strategy - The selected ranking strategy (E.g. 'default | merge').
 *
 * @returns Selected page with best ranking.
 */
export declare const applyCommercePagesRankingStrategy: (result: CommercePages, strategy?: CommercePagesRankingStrategy) => CommercePages;
/**
 * Build a hash with query object received to identify the type of content, when
 * searching for contents.
 *
 * @example
 * ```
 * const contentHash = generateContentHash({ codes: 'about', contentTypeCode: 'pages', 'target.language': 'en-US' });
 * Result of contentHash === 'pages!about!en-US';
 * ```
 *
 * @param query - Object with query parameters applied to search contents.
 *
 * @returns - Hash built to identify a content.
 */
export declare const generateContentHash: (query: QuerySearchContents | QueryCommercePages | undefined) => string;
/**
 * Build a hash with query object received to identify the page of the metadata
 * selected.
 *
 * @example
 * ```
 * const pathname = generateSEOPathname({ path: '/about'});
 * Result of pathname === '/about';
 * ```
 *
 * @param query - Object with query parameters applied to search for metadata.
 *
 * @returns - Hash built to identify the metadata for a specific page and pageType.
 */
export declare const generateSEOPathname: (query?: GenerateSEOPathnameQuery) => string;