/**
 * SPDX-PackageName: kwaeri/steward
 * SPDX-PackageVersion: 0.5.0
 * SPDX-FileCopyrightText: © 2014 - 2022 Richard Winters <kirvedx@gmail.com> and contributors
 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception OR MIT
 */
import { KWAERI, NodeKitOptions } from '@kwaeri/standards-types';
import { ConfigurationPromise } from '@kwaeri/configuration';
import { Migration, MigrationPromise } from '@kwaeri/migration';
export declare const DEFAULTS: {
    PROVIDER_LIST: string[];
};
export declare const DELEGATION: {
    FILE_GENERATOR: string;
    MIGRATION_GENERATOR: string;
    PASSWORD_GENERATOR: string;
    MIGRATOR: string;
};
export declare const KUE_QUEST: {
    NEW: string;
    ADD: string;
    GENERATE: string;
    MIGRATIONS: string;
};
export declare const KUE_SPECIFICATION: {
    PROJECT: string;
    ENDPOINT: string;
    COMPONENT: string;
    MIGRATION: string;
    PASSWORD: string;
};
export declare type ServiceSubscriptions = any;
export declare type ServiceProvidersContracts = ServiceSubscriptions;
export declare type ServiceHelpText = any;
export declare type ServiceProviderName = string;
export declare type ServiceProviderNameList = ServiceProviderName[];
export declare type ServiceProvider = {
    instance: any;
    contracts: ServiceSubscriptions;
    helpText: ServiceHelpText;
};
export declare type ServiceProvidersList = {
    [key: string]: ServiceProvider;
};
export declare type ServiceProviderHelpTexts = {
    [key: string]: ServiceHelpText;
};
export declare type ProvidersConfigurationPromise = {
    found?: boolean;
    list: ServiceProviderNameList;
};
export declare type ProvidersContractsPromise = {
    result?: true;
    providers: ServiceProviderNameList;
    contracts: ServiceProvidersContracts;
};
export declare type ProvidersHelpTextsPromise = {
    result?: true;
    providers: ServiceProviderNameList;
    helpTexts: ServiceProviderHelpTexts;
};
export declare type AutomatonOptions = {
    type?: string;
    name?: string;
    extension?: string;
};
export declare type AutomatonPromise = {
    specification: string;
    result: boolean;
    file?: string;
    path?: string;
    fullPath?: string;
    routine?: any[];
};
export declare type ContractPromise = {
    provider: string;
    result: boolean;
    file?: string;
    path?: string;
    fullPath?: string;
    routine?: any[];
};
export declare type DelegationPromise = {
    type?: string;
    specification: string;
    result: boolean;
    contracts: ContractPromise[];
};
export declare type ConfContextFlag = boolean | ConfigurationPromise;
/**
 * Steward Class
 *
 * The Steward serves the CLI by mitigating the responsibility of
 * discovering service providers and their subscriptions, delegating
 * responsbility for commands received by the CLI for the end-user,
 * and responding back to the end user upon contract fulfillment.
 */
export declare class Steward {
    /**
     * @var { KWAERI.ENV.DEFAULT | KWAERI.ENV.PRODUCTION | KWAERI.ENV.TEST | undefined } environment
     */
    environment: KWAERI.ENV.DEFAULT | KWAERI.ENV.PRODUCTION | KWAERI.ENV.TEST | undefined;
    /**
     * @var { Configuration } configuration;
     */
    private configuration;
    /**
     * @var { ServiceProvidersList } serviceProviders
     */
    private serviceProviders;
    /**
     * @var { Automaton } automaton
     */
    /**
     * @var { Migrator } migrator
     */
    migrator?: Migration;
    /**
     * @var { Cryptographer } cryptographer
     */
    /**
     * Class constructor
     */
    constructor(environment: KWAERI.ENV.DEFAULT | KWAERI.ENV.PRODUCTION | KWAERI.ENV.TEST | undefined);
    /**
     * Method to get a service provider's name based on the module import string.
     *
     * @param { String } moduleName The module import string
     *
     * @returns { String } The service provider's class name
     */
    getServiceProvider(moduleName: string): String;
    /**
     * Method to load the service provider list from the cli configuration (or fallback
     * to the default list of service providers)
     *
     * @params none
     *
     * @returns { ProvidersConfigurationPromise } A list of service provider's (their module import strings)
     */
    getProviders<T extends ProvidersConfigurationPromise>(): Promise<T>;
    /**
     * Method to discover service providers and the service contracts they offer
     *
     * @param none
     *
     * @returns { Promise<DiscoveryPromise> } Returns providers contract metadata
     */
    getContracts<T extends ProvidersContractsPromise>(): Promise<T>;
    /**
     * Method to get help text from providers
     *
     * @param none
     *
     * @returns { Promise<DiscoveryPromise> } Returns providers contract metadata
     */
    getHelpTexts<T extends ProvidersHelpTextsPromise>(): T;
    /**
     * Method which matches providers to the contracts requested.
     *
     * Finds the provider's name associated with the contract requisitioned by
     * the end user, by searching the contracts listed in the service provider
     * instance list that is stored with the steward, allowing the contract to
     * be delegated..
     *
     * @param { NodeKitOptions } options
     *
     * @returns { Array<string> } An array of provider names
     */
    matchProviders(options: NodeKitOptions): any;
    /**
     * Delegate fulfillment of user [subscriber] requisition [subscription] to
     * service provider [publisher]
     *
     * @param { NodeKitOptions } options Options for a user-requested action/command.
     *
     * @return { Promise<DelegationPromise> }
     */
    delegate<T extends DelegationPromise>(options: NodeKitOptions): Promise<T>;
    /**
     * Invokes an array of factory methods; Each a method that executes a promise
     * thus that each is run sequentially.
     *
     * @param { () => Promise<any> } promiseFactories An array of promise executing factory methods
     *
     * @returns  { any[] } An array of Fulfilled promises
     */
    static serially: (promiseFactories: any[]) => any;
    /**
     * Invokes the { Automaton } for generating files/folders based upon the request
     * of the end-user
     *
     * @deprecated `generate()` has been deprecated in favor of the `delegate` metohd, as part of the user-executable proe
     *
     *
     * @param { GenerateFileType } options A { GenerateFileType } object which specifies options used by the { Automaton } in generating files/folders
     *
     * @return { void }
     */
    generate<T extends AutomatonPromise>(options: NodeKitOptions): Promise<T>;
    /**
     * Method for running migrations
     *
     * @deprecated The migrations system is implemented no differently than anything else; Through the template
     *
     * @param { string  } migrationPath A string representing the path to a directory where migrations exist
     *
     * @return { Promise<T> }
     */
    migrate<T extends MigrationPromise>(options: NodeKitOptions): Promise<T>;
    /**
     * Hashes a string password using sha-256 encryption
     *
     * @param theString
     *
     * @return { string } The hashed string
     */
    hash(theString: string): Promise<string>;
}