import { JsonRpcProvider } from 'ethers';
import type { GeneratedWallet } from '../utils/wallet.js';
import type { AmountLike, BundleGasConfig } from './types.js';
export { getErc20Decimals, getErc20DecimalsMerkle } from '../shared/foundation/erc20/decimals.js';
/** 生成多跳中间钱包（地址 + 私钥） */
export declare function generateHopWallets(recipientCount: number, hopCount: number | number[]): GeneratedWallet[][] | null;
export declare function normalizeAmounts(recipients: string[], amount?: AmountLike, amounts?: AmountLike[]): string[];
/**
 * 批量获取余额（原生代币或 ERC20，优先 Multicall3）
 */
export declare function batchGetBalances(provider: JsonRpcProvider, addresses: string[], tokenAddress?: string, chainId?: number): Promise<bigint[]>;
export declare function estimateErc20TransferGas(provider: JsonRpcProvider, tokenAddress: string, from: string, to: string, amount: bigint, bufferPercent?: number): Promise<bigint>;
export declare function estimateMaxErc20TransferGas(provider: JsonRpcProvider, tokenAddress: string, from: string, recipients: string[], amounts: bigint[], bufferPercent?: number): Promise<bigint>;
export declare function calculateGasLimit(config: BundleGasConfig, isNative: boolean, hasHops: boolean, hopCount?: number): bigint;
export declare function isNativeTokenAddress(tokenAddress?: string): boolean;
export type { AmountLike, BundleGasConfig } from './types.js';