// Copyright © 2022-2026 Partium, Inc. DBA Partium
import { Observable } from 'rxjs';
import { ServiceProvider } from './service-provider';
import { PartiumConfig } from '../models/partium-config';
import { BaseLoginInitService } from './base-login-init.service';
import { Organization } from './organization/models/organization';
/**
 * Service that provides functionality to locally store and retrieve a list of recently viewed parts.
 * The max length of the list can be controlled with the maxPartHistoryLength parameter passed in the Partium config in init.
 * (only part-ids are stored)
 */
export interface RecentPartsService {
    /**
     * Adds a part to the recent part list
     * This adds the part to the beginning of the recent parts list. If the part was already contained in the list it is moved to the beginning
     *
     * @param partiumPartId id of the recent part
     */
    addRecentPart(partiumPartId: string): Promise<void>;
    /**
     * Returns the recent parts partium-ids as array.
     * It is sorted by when it was added, the first item is the most recent one.
     *
     * @return observable that resolves with the array of recent parts partiumIds
     */
    getRecentParts(): Observable<string[]>;
}
export declare class RecentPartsServiceImpl extends BaseLoginInitService implements RecentPartsService {
    private localStorageService;
    private initialized;
    private initialized$;
    private recentPartIds$;
    private maxPartHistoryLength;
    constructor(serviceProvider: ServiceProvider);
    onCreate(): void;
    /**
     * Initializes the RecentPartsService: Loads the recent parts from the localstorage
     * and configures the service based on the passed Partium configuration.
     *
     * Note: Should be called at the start of a session
     * to ensure the correct recent parts are loaded
     */
    init(config: PartiumConfig, userEmail: string, currentOrganization$: Observable<Organization>): Observable<void>;
    addRecentPart(partiumPartId: string): Promise<void>;
    private saveToLocalStorage;
    getRecentParts(): Observable<string[]>;
    private loadRecentPartIds;
    /**
     * Loads the recent parts from local storage and returns them.
     *
     * @return array that contains the ids of the recent parts loaded from the localstorage
     */
    private getRecentPartIdsFromLocalStorage;
    /**
     * Clear memory (not storage)
     * Called on logout.
     */
    reset(): void;
}