/// <reference types="@machinomy/types-web3" />
/// <reference types="@machinomy/types-truffle-contract" />
import * as Web3 from 'web3';
import { PaymentChannel } from './PaymentChannel';
import * as BigNumber from 'bignumber.js';
import Payment from './payment';
import { TransactionResult } from 'truffle-contract';
import ChannelId from './ChannelId';
import { AcceptPaymentResponse } from './accept_payment_response';
import { AcceptTokenRequest } from './accept_token_request';
import { AcceptTokenResponse } from './accept_token_response';
import Registry from './Registry';
import MachinomyOptions from './MachinomyOptions';
import BuyOptions from './BuyOptions';
import NextPaymentResult from './NextPaymentResult';
import BuyResult from './BuyResult';
import { PaymentRequiredResponse } from './PaymentRequiredResponse';
/**
 * Machinomy is a library for micropayments in Ether over HTTP.
 * Machinomy provides API to send and receive a minuscule amount of money instantly.
 * Core method is [buy]{@link Machinomy.buy}. The method does all the heavy lifting providing an easy interface
 * for micropayments.
 *
 * See [examples](https://github.com/machinomy/machinomy/tree/master/examples) directory for both client and server sides.
 *
 * NB. All monetary values below are denominated in Wei, including: [buy]{@link Machinomy.buy} and
 * [deposit]{@link Machinomy.deposit} methods.
 */
export default class Machinomy {
    readonly registry: Registry;
    /** Ethereum account address that sends the money. */
    private readonly account;
    private migrated;
    constructor(account: string, web3: Web3, options?: MachinomyOptions);
    /**
     * Entrypoint for a purchasing.
     *
     * Wnen you `buy` for the first time from the same receiver, the method opens a channel with a deposit equal to `price`✕10.
     * Next method call forms a payment and sends it via http to `gateway` url.
     *
     * The method then returns a token and channel id, in form of {@link BuyResult}.
     *
     * @example
     * <pre><code>machinomy.buy({
     *   receiver: receiver, // address
     *   price: 100,
     *   gateway: 'http://localhost:3001/machinomy'
     *  })
     * </code></pre>
     */
    buy(options: BuyOptions): Promise<BuyResult>;
    payment(options: BuyOptions): Promise<NextPaymentResult>;
    pry(uri: string, datetime?: number): Promise<PaymentRequiredResponse>;
    buyUrl(uri: string): Promise<BuyResult>;
    /**
     * Put more money into the channel.
     *
     * @example
     * <pre><code>
     * let channelId = '0x0bf080aeb3ed7ea6f9174d804bd242f0b31ff1ea24800344abb580cd87f61ca7'
     * machinomy.deposit(channelId, web3.toWei(1, "ether").toNumber(())) // Put 1 Ether more
     * </code></pre>
     *
     * @param channelId - Channel id.
     * @param value - Size of deposit in Wei.
     */
    deposit(channelId: string, value: BigNumber.BigNumber | number): Promise<TransactionResult>;
    open(receiver: string, value: BigNumber.BigNumber | number, channelId?: ChannelId | string, tokenContract?: string): Promise<PaymentChannel>;
    /**
     * Returns the list of opened channels.
     */
    channels(): Promise<PaymentChannel[]>;
    openChannels(): Promise<PaymentChannel[]>;
    settlingChannels(): Promise<PaymentChannel[]>;
    channelById(channelId: string): Promise<PaymentChannel | null>;
    /**
     * Share the money between sender and reciver according to payments made.
     *
     * For example a channel was opened with 10 Ether. Sender makes 6 purchases, 1 Ether each.
     * Total value transferred is 6 Ether.
     * If a party closes the channel, the money deposited to the channel are split.
     * The receiver gets 6 Ether. 4 unspent Ethers return to the sender.
     *
     * A channel can be closed in two ways, according to what party initiates that.
     * The method nicely abstracts over that, so you do not need to know what is really going on under the hood.
     * For more details on how payment channels work refer to a website.
     */
    close(channelId: string): Promise<TransactionResult>;
    /**
     * Save payment into the storage and return an id of the payment. The id can be used by {@link Machinomy.paymentById}.
     */
    acceptPayment(req: any): Promise<AcceptPaymentResponse>;
    /**
     * Return information about the payment by id.
     */
    paymentById(id: string): Promise<Payment | null>;
    acceptToken(req: AcceptTokenRequest): Promise<AcceptTokenResponse>;
    shutdown(): Promise<void>;
    private nextPayment;
    private checkMigrationsState;
}