import { Address } from '@circles-sdk/utils';
import { JsonRpcProvider, Provider } from 'ethers';
import { PathfindingResult } from './types.js';
export interface GasCostOptions {
    path?: PathfindingResult;
    safetyMarginPct?: number;
    fallback?: 'none' | 'heuristic';
    blockTag?: 'latest' | 'pending' | bigint | number | string;
}
export interface EstimateGasForPathParams {
    provider: Provider | JsonRpcProvider;
    hubAddress: Address;
    from: Address;
    path?: Pick<PathfindingResult, 'transfers'>;
    options?: Omit<GasCostOptions, 'path'>;
}
export declare function estimateGasForPath({ provider, hubAddress, from, path, options }: EstimateGasForPathParams): Promise<bigint>;
export interface GetGasCostParamsBase {
    provider: Provider | JsonRpcProvider;
    hubAddress: Address;
    from: Address;
}
export interface GetGasCostWithExistingPath extends GetGasCostParamsBase {
    path: PathfindingResult;
    rpcUrl?: never;
    to?: never;
    amount?: never;
    options?: Omit<GasCostOptions, 'path'>;
}
export interface GetGasCostWithDiscovery extends GetGasCostParamsBase {
    rpcUrl: string;
    to: Address;
    amount: bigint;
    path?: never;
    options?: GasCostOptions;
}
export type GetGasCostParams = GetGasCostWithExistingPath | GetGasCostWithDiscovery;
export declare function getGasCost(params: GetGasCostParams): Promise<bigint>;
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