import { AttributeFilter, ProductAttributeGroupItem, ProductAttributeItem } from './types/product-search.type';
import { FilterFieldConfig, SiteConfig } from '../../core/site-config';
export interface DisplayAttributeItem {
    group?: string;
    label: string;
    source: string;
    target: string;
    unit?: string;
    value: unknown;
    sort?: number;
}
export declare const flattenAttributes: (groups?: ProductAttributeGroupItem[]) => Map<string, ProductAttributeItem>;
export declare const buildDisplayAttributes: (groups?: ProductAttributeGroupItem[], siteConfig?: SiteConfig | null) => DisplayAttributeItem[];
export declare const buildBackendFilter: (field: FilterFieldConfig, value: unknown, siteConfig?: SiteConfig | null) => AttributeFilter | null;