import { DehydratedElement, ElementDataWrapper, OfflineStatus } from '../interfaces';
import { MainStore } from './mainStore';
export declare class OfflineStore {
    main: MainStore;
    offlineStatus?: OfflineStatus;
    constructor(main: MainStore);
    initializeStorage(): Promise<void | undefined>;
    getElementsList(): Promise<string[]>;
    getLocalElementsList(): Promise<string[]>;
    saveElement(hash: string, element: DehydratedElement): Promise<void | undefined>;
    getElement(hash: string): DehydratedElement | null;
    removeElement(hash: string): Promise<void | undefined>;
    saveListing(hash: string, data: ElementDataWrapper[]): Promise<void | undefined>;
    getListing(hash: string): Promise<ElementDataWrapper[]>;
    clearElementsAndListing(): Promise<void>;
    preloadOfflineMetadata(): Promise<void>;
    preloadElementMetadata(): Promise<void>;
    loadOfflineStatus(): Promise<void>;
    persistOfflineStatus(): Promise<void> | undefined;
    clearOfflineStatus(): Promise<void>;
    getOfflineKey(): string;
}