/// <reference types="node" />
import { PassThrough } from 'stream';
import { Callback, CallbackAction, StringValue } from '../commons';
import { Config, Logger } from '../configuration';
import { MergeTags, Package, Token, Version } from '../manifest';
import { IPlugin } from './commons';
export declare class IUploadTarball extends PassThrough {
    abort(): void;
    done(): void;
}
export declare class IReadTarball extends PassThrough {
    abort(): void;
}
export declare type StorageList = string[];
export interface LocalStorage {
    list: any;
    secret: string;
}
export interface ILocalStorage {
    add(name: string): void;
    remove(name: string): void;
    get(): StorageList;
    sync(): void;
}
interface TarballActions {
    addTarball(name: string, filename: string): IUploadTarball;
    getTarball(name: string, filename: string): IReadTarball;
    removeTarball(name: string, filename: string, revision: string, callback: Callback): void;
}
interface StoragePackageActions extends TarballActions {
    addVersion(name: string, version: string, metadata: Version, tag: StringValue, callback: Callback): void;
    mergeTags(name: string, tags: MergeTags, callback: Callback): void;
    removePackage(name: string, callback: Callback): void;
    changePackage(name: string, metadata: Package, revision: string, callback: Callback): void;
}
export interface IStorageManager<T> extends StoragePackageActions {
    config: T & Config;
    logger: Logger;
    init(config: T & Config, filters: any): Promise<any>;
    addPackage(name: string, metadata: any, callback: Callback): Promise<any>;
    getPackage(options: any): void;
    search(startkey: string, options: any): IReadTarball;
    getLocalDatabase(callback: Callback): void;
}
export interface IBasicStorage<T> extends StoragePackageActions {
    addPackage(name: string, info: Package, callback: Callback): void;
    updateVersions(name: string, packageInfo: Package, callback: Callback): void;
    getPackageMetadata(name: string, callback: Callback): void;
    search(startKey: string, options: any): IReadTarball;
    getSecret(config: T & Config): Promise<any>;
}
export interface TokenFilter {
    user: string;
}
export interface ITokenActions {
    saveToken(token: Token): Promise<any>;
    deleteToken(user: string, tokenKey: string): Promise<any>;
    readTokens(filter: TokenFilter): Promise<Token[]>;
}
/**
 * This method expect return a Package object
 * eg:
 * {
 *   name: string;
 *   time: number;
 *   ... and other props
 * }
 *
 * The `cb` callback object will be executed if:
 *  - it might return object (truly)
 *  - it might reutrn null
 */
export declare type onSearchPackage = (item: Package, cb: CallbackAction) => void;
export declare type onEndSearchPackage = (error?: any) => void;
export declare type onValidatePackage = (name: string) => boolean;
export declare type StorageUpdateCallback = (data: Package, cb: CallbackAction) => void;
export declare type StorageWriteCallback = (name: string, json: Package, callback: Callback) => void;
export declare type PackageTransformer = (pkg: Package) => Package;
export declare type ReadPackageCallback = (err: any | null, data?: Package) => void;
export interface ILocalPackageManager {
    logger: Logger;
    writeTarball(pkgName: string): IUploadTarball;
    readTarball(pkgName: string): IReadTarball;
    readPackage(fileName: string, callback: ReadPackageCallback): void;
    createPackage(pkgName: string, value: Package, cb: CallbackAction): void;
    deletePackage(fileName: string, callback: CallbackAction): void;
    removePackage(callback: CallbackAction): void;
    updatePackage(pkgFileName: string, updateHandler: StorageUpdateCallback, onWrite: StorageWriteCallback, transformPackage: PackageTransformer, onEnd: CallbackAction): void;
    savePackage(fileName: string, json: Package, callback: CallbackAction): void;
}
export declare type IPackageStorage = ILocalPackageManager | void;
export declare type IPluginStorage<T> = ILocalData<T>;
export declare type IPackageStorageManager = ILocalPackageManager;
export interface ILocalData<T> extends IPlugin<T>, ITokenActions {
    logger: Logger;
    config: T & Config;
    add(name: string, callback: Callback): void;
    remove(name: string, callback: Callback): void;
    get(callback: Callback): void;
    getSecret(): Promise<string>;
    setSecret(secret: string): Promise<any>;
    getPackageStorage(packageInfo: string): IPackageStorage;
    search(onPackage: onSearchPackage, onEnd: onEndSearchPackage, validateName: onValidatePackage): void;
}
export {};