/**
 * @file RIFI
 * @desc These methods facilitate interactions with the RIFI token smart
 *     contract.
 */
import { BigNumber } from 'ethers';
import { CallOptions, TrxResponse, Signature, Provider } from './types';
/**
 * Get the balance of RIFI tokens held by an address.
 *
 * @param {string} _address The address in which to find the RIFI balance.
 * @param {Provider | string} [_provider] An Ethers.js provider or valid network
 *     name string.
 *
 * @returns {string} Returns a string of the numeric balance of RIFI. The value
 *     is scaled up by 18 decimal places.
 *
 * @example
 *
 * ```
 * (async function () {
 *   const bal = await Rifi.comp.getRifiBalance('0x2775b1c75658Be0F640272CCb8c72ac986009e38');
 *   console.log('Balance', bal);
 * })().catch(console.error);
 * ```
 */
export declare function getRifiBalance(_address: string, _provider?: Provider | string): Promise<string>;
interface RifiBalanceMetadataExt {
    balance: BigNumber;
    votes: BigNumber;
    delegate: string;
    allocated: BigNumber;
}
/**
 * Get the amount of RIFI tokens accrued but not yet claimed by an address.
 *
 * @param {string} _address The address in which to find the RIFI accrued.
 * @param {Provider | string} [_provider] An Ethers.js provider or valid network
 *     name string.
 *
 * @returns {string} Returns a string of the numeric accruement of RIFI. The
 *     value is scaled up by 18 decimal places.
 *
 * @example
 *
 * ```
 * (async function () {
 *   const acc = await Rifi.comp.getRifiAccrued('0x4Ddc2D193948926D02f9B1fE9e1daa0718270ED5');
 *   console.log('Accrued', acc);
 * })().catch(console.error);
 * ```
 */
export declare function getRifiAccrued(_address: string, _provider?: Provider | string): Promise<RifiBalanceMetadataExt>;
/**
 * Create a transaction to claim accrued RIFI tokens for the user.
 *
 * @param {CallOptions} [options] Options to set for a transaction and Ethers.js
 *     method overrides.
 *
 * @returns {object} Returns an Ethers.js transaction object of the vote
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Claiming RIFI...');
 *   const trx = await rifi.claimRifi();
 *   console.log('Ethers.js transaction object', trx);
 *
 * })().catch(console.error);
 * ```
 */
export declare function claimRifi(options?: CallOptions): Promise<TrxResponse>;
/**
 * Create a transaction to delegate Rifi Governance voting rights to an
 *     address.
 *
 * @param {string} _address The address in which to delegate voting rights to.
 * @param {CallOptions} [options] Options to set for `eth_call`, optional ABI
 *     (as JSON object), and Ethers.js method overrides. The ABI can be a string
 *     of the single intended method, an array of many methods, or a JSON object
 *     of the ABI generated by a Solidity compiler.
 *
 * @returns {object} Returns an Ethers.js transaction object of the vote
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *   const delegateTx = await rifi.delegate('0xa0df350d2637096571F7A701CBc1C5fdE30dF76A');
 *   console.log('Ethers.js transaction object', delegateTx);
 * })().catch(console.error);
 * ```
 */
export declare function delegate(_address: string, options?: CallOptions): Promise<TrxResponse>;
/**
 * Delegate voting rights in Rifi Governance using an EIP-712 signature.
 *
 * @param {string} _address The address to delegate the user's voting rights to.
 * @param {number} nonce The contract state required to match the signature.
 *     This can be retrieved from the RIFI contract's public nonces mapping.
 * @param {number} expiry The time at which to expire the signature. A block
 *     timestamp as seconds since the unix epoch.
 * @param {object} signature An object that contains the v, r, and, s values of
 *     an EIP-712 signature.
 * @param {CallOptions} [options] Options to set for `eth_call`, optional ABI
 *     (as JSON object), and Ethers.js method overrides. The ABI can be a string
 *     of the single intended method, an array of many methods, or a JSON object
 *     of the ABI generated by a Solidity compiler.
 *
 * @returns {object} Returns an Ethers.js transaction object of the vote
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *   const delegateTx = await rifi.delegateBySig(
 *     '0xa0df350d2637096571F7A701CBc1C5fdE30dF76A',
 *     42,
 *     9999999999,
 *     {
 *       v: '0x1b',
 *       r: '0x130dbca2fafa07424c033b4479687cc1deeb65f08809e3ab397988cc4c6f2e78',
 *       s: '0x1debeb8250262f23906b1177161f0c7c9aa3641e8bff5b6f5c88a6bb78d5d8cd'
 *     }
 *   );
 *   console.log('Ethers.js transaction object', delegateTx);
 * })().catch(console.error);
 * ```
 */
export declare function delegateBySig(_address: string, nonce: number, expiry: number, signature?: Signature, options?: CallOptions): Promise<TrxResponse>;
/**
 * Create a delegate signature for Rifi Governance using EIP-712. The
 *     signature can be created without burning gas. Anyone can post it to the
 *     blockchain using the `delegateBySig` method, which does have gas costs.
 *
 * @param {string} delegatee The address to delegate the user's voting rights
 *     to.
 * @param {number} [expiry] The time at which to expire the signature. A block
 *     timestamp as seconds since the unix epoch. Defaults to `10e9`.
 *
 * @returns {object} Returns an object that contains the `v`, `r`, and `s`
 *     components of an Ethereum signature as hexadecimal strings.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async () => {
 *
 *   const delegateSignature = await rifi.createDelegateSignature('0xa0df350d2637096571F7A701CBc1C5fdE30dF76A');
 *   console.log('delegateSignature', delegateSignature);
 *
 * })().catch(console.error);
 * ```
 */
export declare function createDelegateSignature(delegatee: string, expiry?: number): Promise<Signature>;
export {};