/**
 * @file Vault
 * @desc These methods facilitate interactions with the Vault smart contracts.
 */
import { BigNumber } from "ethers";
import { CallOptions, TrxResponse } from "./types";
/**
 * Check if user has enabled depositing into vault
 *
 * @param {string} vault The name of the vault.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {boolean} True if depositing is enabled
 */
export declare function depositEnabled(vault: string, options?: CallOptions): Promise<boolean>;
/**
 * Enable depositing into vault for user (approve vault to transfer asset)
 *
 * @param {string} vault The name of the vault.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {TrxResponse} Returns an Ethers.js transaction object of the approve
 *     transaction, or nothing if the vault is already approved.
 */
export declare function enableDeposit(vault: string, options?: CallOptions): Promise<TrxResponse>;
/**
 * Deposit the user's asset into vault.
 *
 * @param {string} vault The name of the vault to deposit into.
 * @param {number | string | BigNumber} amount A string, number, or BigNumber
 *     object of the amount of an asset to deposit. Use the `mantissa` boolean
 *     in the `options` parameter to indicate if this value is scaled up (so
 *     there are no decimals) or in its natural scale.
 * @param {boolean} noApprove Explicitly prevent this method from attempting an
 *     ERC-20 `approve` transaction prior to sending the `deposit` transaction.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {TrxResponse} Returns an Ethers.js transaction object of the deposit
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Redeeming ETH...');
 *   const trx = await rifi.deposit(Rifi.UsdtVault, 1);
 *   console.log('Ethers.js transaction object', trx);
 *
 * })().catch(console.error);
 * ```
 */
export declare function deposit(vault: string, amount: string | number | BigNumber, noApprove?: boolean, options?: CallOptions): Promise<TrxResponse>;
/**
 * Withdraw user's asset from vault.
 *
 * @param {string} vault The name of the vault to withdraw from.
 * @param {number | string | BigNumber} amount A string, number, or BigNumber
 *     object of the amount of an asset to withdraw. Use the `mantissa` boolean
 *     in the `options` parameter to indicate if this value is scaled up (so
 *     there are no decimals) or in its natural scale. Omit this parameter or
 *     pass `null` to withdraw all assets.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {TrxResponse} Returns an Ethers.js transaction object of the withdraw
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Redeeming ETH...');
 *   const trx = await rifi.withdraw(Rifi.UsdtVault, 1);
 *   console.log('Ethers.js transaction object', trx);
 *
 * })().catch(console.error);
 * ```
 */
export declare function withdraw(vault: string, amount?: string | number | BigNumber, options?: CallOptions): Promise<TrxResponse>;
/**
 * Harvest user's reward in vault.
 *
 * @param {string} vault The name of the vault to harvest.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {TrxResponse} Returns an Ethers.js transaction object of the harvest
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Harvesting RIFI...');
 *   const trx = await rifi.harvestReward(Rifi.UsdtVault);
 *   console.log('Ethers.js transaction object', trx);
 *
 * })().catch(console.error);
 * ```
 */
export declare function harvestReward(vault: string, options?: CallOptions): Promise<TrxResponse>;
/**
 * Claim vested reward from vault.
 *
 * @param {string} vault The name of the vault to (to find reward locker).
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {TrxResponse} Returns an Ethers.js transaction object of the claim
 *     transaction.
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Claiming RIFI...');
 *   const trx = await rifi.claimReward(Rifi.UsdtVault);
 *   console.log('Ethers.js transaction object', trx);
 *
 * })().catch(console.error);
 * ```
 */
export declare function claimReward(vault: string, options?: CallOptions): Promise<TrxResponse>;
/**
 * Get user balance in vault
 *
 * @param {string} vault The name of the vault to (to find reward locker).
 * @param {string} account User's account address.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {BigNumber} Account's balance in vault
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Get balance...');
 *   const balance = await rifi.getDepositOf(Rifi.UsdtVault, account);
 *   console.log('Balance in vault', balance);
 *
 * })().catch(console.error);
 * ```
 */
export declare function getDepositOf(vault: string, account?: string, options?: CallOptions): Promise<BigNumber>;
interface RewardBalances {
    symbol: string;
    pending: BigNumber;
    vesting: BigNumber;
    claimable: BigNumber;
}
/**
 * Query and calculate reward amounts for current user
 *
 * @param {string} vault The name of the vault to (to find reward locker).
 * @param {string} account User's account address.
 * @param {CallOptions} [options] Call options and Ethers.js overrides for the
 *     transaction.
 *
 * @returns {RewardBalances[]} Balances for each type of reward / earning tokens
 *
 * @example
 *
 * ```
 * const rifi = new Rifi(window.ethereum);
 *
 * (async function() {
 *
 *   console.log('Get balance...');
 *   const { pending, vesting, claimable } = await rifi.getRewardBalances(Rifi.UsdtVault);
 *   console.log('Pending reward', pending);
 *   console.log('Vesting reward', vesting);
 *   console.log('Claimable reward', claimable);
 *
 * })().catch(console.error);
 * ```
 */
export declare function getRewardBalances(vault: string, account?: string, options?: CallOptions): Promise<RewardBalances[]>;
export {};