import { IWebPartContext } from '@microsoft/sp-webpart-base';
import { IRefinementFilter, ISearchResults } from './../models/ISearchResult';
import { ISearchService } from './ISearchService';
export declare class SearchService implements ISearchService {
    static ParseSelectedProperties(value: string): string[];
    private _initialSearchResult;
    private _resultsCount;
    private _context;
    private _selectedProperties;
    private _templateQuery;
    private _resultSourceId;
    private _sortList;
    private _enableQueryRules;
    resultsCount: number;
    selectedProperties: string[];
    templateQuery: string;
    resultSourceId: string;
    sortList: string;
    enableQueryRules: boolean;
    private _localPnPSetup;
    constructor(webPartContext: IWebPartContext);
    /**
     * Performs a search query against SharePoint
     * @param query The search query in KQL format
     * @return The search results
     */
    search(query: string, refiners?: string, refinementFilters?: IRefinementFilter[], pageNumber?: number): Promise<ISearchResults>;
    /**
     * Retrieves search query suggestions
     * @param query the term to suggest from
     */
    suggest(query: string): Promise<string[]>;
    /**
     * Gets the icon corresponding to the file name extension
     * @param filename The file name (ex: file.pdf)
     */
    private _mapToIcon;
    /**
     * Find and eeplace ISO 8601 dates in the string by a friendly value
     * @param inputValue The string to format
     */
    private _formatDate;
    /**
     * Build the refinement condition in FQL format
     * @param selectedFilters The selected filter array
     */
    private _buildRefinementQueryString;
}