/** @module http-client */
import { BaseCommand, FindTransactionsCommand, GetBalancesCommand, GetInclusionStatesCommand, GetTrytesCommand, Provider } from '../../types';
import { Settings } from './settings';
export interface MapsToArrays {
    [key: string]: any[];
}
export declare type BatchableCommand<C> = C & MapsToArrays & (FindTransactionsCommand | GetBalancesCommand | GetInclusionStatesCommand | GetTrytesCommand);
export interface BatchableKeys {
    readonly [key: string]: string[];
}
export declare type BatchableKey = 'addresses' | 'approvees' | 'bundles' | 'tags' | 'tips' | 'transactions' | 'hashes';
export declare const batchableKeys: BatchableKeys;
export declare const isBatchableCommand: <C>(command: BaseCommand) => command is BatchableCommand<C>;
export declare const getKeysToBatch: <C>(command: BatchableCommand<C>, batchSize?: number) => readonly string[];
/**
 * This method creates an HTTP client that you can use to send requests to the [IRI API endpoints](https://docs.iota.org/docs/node-software/0.1/iri/references/api-reference).
 *
 * ## Related methods
 *
 * To send requests to the IRI node, use the [`send()`]{@link #module_http-client.send} method.
 *
 * @method createHttpClient
 *
 * @summary Creates an HTTP client to access the IRI API.
 *
 * @memberof module:http-client
 *
 * @param {Object} [settings={}]
 * @param {String} [settings.provider=http://localhost:14265] URI of an IRI node to connect to
 * @param {String | number} [settings.apiVersion=1] - IOTA API version to be sent in the `X-IOTA-API-Version` header.
 * @param {number} [settings.requestBatchSize=1000] - Number of search values per request
 *
 * @example
 * ```js
 * let settings = {
 *  provider: 'http://mynode.eu:14265'
 * }
 *
 * let httpClient = HttpClient.createHttpClient(settings);
 * ```
 *
 * @return HTTP client object
 */
export declare const createHttpClient: (settings?: Partial<Settings> | undefined) => Provider;