import FlexSearch from 'flexsearch';
import CozyClient from 'cozy-client';
import type { PerformanceAPI } from 'cozy-client/types/performances/types';
import CozyRealtime from 'cozy-realtime';
import { SearchedDoctype } from './consts';
import { CozyDoc, RawSearchResult, SearchIndex, SearchIndexes, SearchResult, SearchOptions, StorageInterface, EnrichedSearchResult } from './types';
interface FlexSearchResultWithDoctype extends FlexSearch.SimpleDocumentSearchResultSetUnit {
    doctype: SearchedDoctype;
}
interface EngineOptions {
    shouldInit?: boolean;
}
export declare class SearchEngine {
    client: CozyClient;
    searchIndexes: SearchIndexes;
    debouncedReplication: () => void;
    isLocalSearch: boolean;
    storage: StorageInterface;
    performanceApi: PerformanceAPI;
    engineOptions: EngineOptions;
    sharedDrivesRealtimes: Record<string, CozyRealtime>;
    constructor(client: CozyClient, storage: StorageInterface, performanceApi?: PerformanceAPI, engineOptions?: EngineOptions);
    afterLogin(): void;
    indexDocumentsAtInit(): Promise<void>;
    handleReplicationEvents(): void;
    init(): Promise<void>;
    addSharedDrive(driveId: string): void;
    private indexSharedDriveDocs;
    removeSharedDrive(driveId: string): void;
    private addSharedDriveRealtime;
    stopSharedDrivesRealtimes(): void;
    subscribeDoctype(client: CozyClient, doctype: string, realtime?: CozyRealtime, sharedDriveId?: string): void;
    handleUpdatedOrCreatedDoc(doc: CozyDoc, sharedDriveId?: string): void;
    handleDeletedDoc(doc: CozyDoc, sharedDriveId?: string): void;
    /**
     * Initialize indexes by:
     *  - importing persisted indexes
     *  - Requesting remote changes if the indexes are stale
     *  - Query the local database to load the redux store
     */
    initSearchWithIndexImport(): Promise<void>;
    buildSearchIndex(doctype: string, docs: CozyDoc[]): FlexSearch.Document<CozyDoc, false>;
    getLocalLastSeq(doctype: string): Promise<number>;
    initialIndexation(doctype: string): Promise<SearchIndex | null>;
    incrementalIndexation(doctype: string, searchIndex: SearchIndex): Promise<SearchIndex>;
    indexDocsForSearch(doctype: string): Promise<SearchIndex | null>;
    search(query: string, options: SearchOptions | undefined): Promise<SearchResult[] | null>;
    searchOnIndexes(query: string, searchOnDoctypes: string[]): FlexSearchResultWithDoctype[];
    deduplicateAndFlatten(searchResults: FlexSearchResultWithDoctype[]): RawSearchResult[];
    compareStrings(str1: string, str2: string): number;
    sortSearchResults(searchResults: EnrichedSearchResult[], doctypesOrder: string[] | undefined): EnrichedSearchResult[];
    sortFiles(aRes: EnrichedSearchResult, bRes: EnrichedSearchResult): number;
    limitSearchResults(searchResults: EnrichedSearchResult[]): EnrichedSearchResult[];
    getSharedDrivesDoctypes(): string[];
    /**
     * Clean up search indexes for doctypes that no longer exist
     * @param currentDoctypes - List of currently valid doctypes
     */
    private cleanIndexes;
}
export {};