import type { Database, MacroBlock, Datasource as DataSource, Graph } from './types';
import { type Writable } from 'svelte/store';
export declare const userStore: Writable<string>;
export declare class NodeStorage {
    #private;
    static pullDataSourcesInterval: number;
    static mainStorage: Database;
    static sources: DataSource[];
    static get instance(): NodeStorage;
    numGraphs: number;
    graphs: MacroBlock[];
    static get macroblocks(): MacroBlock[];
    data: {
        tags: string[];
        favorites: MacroBlock[];
        paths: string[][];
        userBlocks: MacroBlock[];
    };
    updateData: import("lodash-es").DebouncedFunc<() => void>;
    static get favorites(): MacroBlock[];
    static get tags(): string[];
    static get userBlocks(): MacroBlock[];
    static get paths(): string[][];
    static get data(): {
        tags: string[];
        favorites: MacroBlock[];
        paths: string[][];
        userBlocks: MacroBlock[];
    };
    private constructor();
    static updateTimeout: NodeJS.Timeout | undefined;
    static updateLoop(): Promise<void>;
    static get numGraphs(): number;
    static get graphs(): MacroBlock[];
    static getGraphs(): Promise<Graph[]>;
    static getGraph(id: string): Promise<Graph | undefined>;
    static saveGraph(graph: Graph): Promise<string>;
    static clearGraphs(): Promise<void>;
    static deleteMacro(id: string): Promise<void>;
    static pullSources(): Promise<void>;
}