import { Address } from 'viem';
import { Chain } from 'viem/chains';

declare function getPublicRpcEndpoint(chainId: number): string;
/**
 * Gets the chain object for the given chain id.
 * @param chainId - Chain id of the target EVM chain.
 * @returns Viem's chain object.
 */
declare function getChain(chainId: number): Chain;
declare function convertWeiToEther(amountInWei: string | bigint | undefined): number;
declare function convertEtherToWei(amount: string | number | undefined): bigint;
declare function sleep(seconds: number): Promise<void>;
declare function generateRandomAccountId(): bigint;
/**
 * @name batchArray
 * @description This function batches an array into smaller subarrays based on a given size. It uses the reduce method to iterate over the array and push each batch into an accumulator array.
 * @param {any[]} arr - The array that needs to be batched.
 * @param {number} batchSize - The number of elements to include in each subarray.
 * @returns {any[][]} - An array of arrays, where each inner array contains the batched subarrays.
 */
declare const batchArray: <T>(arr: T[], batchSize: number) => T[][];
type QuoteParams = {
    fromChain: number;
    fromToken: Address;
    toToken: Address;
    fromAmount: string;
};
type FetcherArgs = Omit<RequestInit, 'body'> & {
    body?: any;
};
declare const fetcher: (url: string, init?: FetcherArgs) => Promise<Response>;
declare const getOdosPath: (quoteParams: QuoteParams) => Promise<{
    path: string;
}>;

export { type FetcherArgs, type QuoteParams, batchArray, convertEtherToWei, convertWeiToEther, fetcher, generateRandomAccountId, getChain, getOdosPath, getPublicRpcEndpoint, sleep };