import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
/**
 * Interface representing aggregations filters
 */
export interface AggregationsFilter {
    key: string;
    values: Array<any>;
}
/**
 * Service for managing records search.
 */
export declare class RecordSearchService {
    /** Aggregations filters array */
    private _aggregationsFilters;
    /** Aggregations filters subject */
    private _aggregationsFiltersSubject;
    /**
     * Constructor, initialize aggregations filters subject.
     */
    constructor();
    /**
     * Returns an observable which emits aggregations filters.
     */
    get aggregationsFilters(): Observable<Array<AggregationsFilter>>;
    /**
     * Removes the given value from selected filters and removes all children
     * selected values, too.
     * @param key Aggregation key
     * @param bucket Bucket containing the value to remove
     */
    removeAggregationFilter(key: string, bucket: any): void;
    /**
     * Set all aggregations filters and emit the list.
     * @param aggregationsFilters List of aggregations filters
     * @param forceRefresh Force the refresh of aggregations filters
     */
    setAggregationsFilters(aggregationsFilters: Array<AggregationsFilter>, forceRefresh?: boolean): void;
    /**
     * Stores selected values for an aggregation or removes it if values are empty.
     * @param term Term (aggregation key)
     * @param values Selected values
     * @param bucket The complete ElasticSearch affected bucket configuration
     */
    updateAggregationFilter(term: string, values: string[], bucket?: any): void;
    /**
     * Remove a filter from the current aggregations filters.
     * @param key - the filter name
     * @param value - the filter value
     * @param emit - is the `_aggregationsFiltersSubject` should be emitted
     */
    removeFilter(key: string, value: string, emit?: boolean): void;
    /**
     * Check if a given filter exist in the current aggregations filters.
     * @param key - the filter name
     * @param value - the filter value
     * @returns `true` if exists
     */
    hasFilter(key: string, value: string): boolean;
    /**
     * Remove the parent filters of a given bucket.
     * @param bucket - The ElasticSearch bucket
     */
    removeParentFilters(bucket: any): void;
    /**
     * Removes children filters of a given bucket.
     * @param bucket - The ElasticSearch bucket
     */
    removeChildrenFilters(bucket: any): void;
    /**
     * Check if a children filter of a given bucket exists
     * @param bucket - The ElasticSearch bucket
     * @returns `true` if the bucket has children with a corresponding filter
     */
    hasChildrenFilter(bucket: any): boolean;
    static ɵfac: i0.ɵɵFactoryDeclaration<RecordSearchService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<RecordSearchService>;
}