/**
 * EIP-7702 XLayer 工具函数
 */
import { Wallet, JsonRpcProvider } from 'ethers';
import type { Authorization, Call3Value, WalletType, GeneratedWallet, EIP7702Config } from './types.js';
export declare function bigintToBytes(value: bigint): Uint8Array;
export declare function addressToBytes(address: string): Uint8Array;
export declare function hexToBytes(hex: string): Uint8Array;
export declare function trimLeadingZeros(bytes: Uint8Array): Uint8Array;
export declare function getCachedProvider(rpcUrl?: string): JsonRpcProvider;
export declare function clearProviderCache(): void;
/**
 * 操作类型（用于 gas 估算）
 */
export type OperationType = 'transfer' | 'buy' | 'sell' | 'swap' | 'create' | 'approve' | 'graduate' | 'unknown';
/**
 * 动态估算 Gas Limit
 *
 * @param authorizationCount 授权数量
 * @param calls Multicall 调用列表
 * @param configGasLimit 配置的 gas limit（可选，优先使用）
 * @returns 估算的 gas limit
 */
export declare function estimateGasLimit(authorizationCount: number, calls: Call3Value[], configGasLimit?: bigint): bigint;
/**
 * 简化版 gas 估算（仅根据调用数量）
 * 适用于无法分析 callData 的场景
 */
export declare function estimateGasLimitSimple(authorizationCount: number, callCount: number, operationType?: 'simple' | 'buy' | 'sell' | 'swap' | 'create' | 'graduate', configGasLimit?: bigint): bigint;
export declare function createWallet(privateKey: string, provider?: JsonRpcProvider): Wallet;
export declare function generateRandomWallet(): GeneratedWallet;
export declare function generateRandomWallets(count: number): GeneratedWallet[];
export declare function signAuthorization(wallet: WalletType, delegateAddress: string, nonce: bigint, chainId?: number): Promise<Authorization>;
export declare function signAuthorizationWithNonce(wallet: WalletType, delegateAddress: string, provider: JsonRpcProvider, isTransactionSender?: boolean): Promise<Authorization>;
/**
 * 批量签署授权 - 并行获取 nonce，并行签名
 */
export declare function signAuthorizationsBatch(wallets: WalletType[], delegateAddress: string, provider: JsonRpcProvider, mainWalletIndex?: number): Promise<Authorization[]>;
/**
 * 批量签署授权（带预取 nonce）- 用于与其他操作并行
 */
export declare function signAuthorizationsWithNonces(wallets: WalletType[], nonces: number[], delegateAddress: string, mainWalletIndex?: number): Authorization[];
/**
 * 批量获取多个地址的 nonce - 并行
 */
export declare function batchGetNonces(addresses: string[], provider: JsonRpcProvider): Promise<number[]>;
export declare function buildEIP7702Transaction(mainWallet: Wallet, authorizations: Authorization[], calls: Call3Value[], totalValue: bigint, config?: EIP7702Config): Promise<string>;
/**
 * 构建 EIP-7702 交易（带预取数据）- 用于已并行获取 nonce/feeData 的场景
 */
export declare function buildEIP7702TransactionSync(mainWallet: Wallet, authorizations: Authorization[], calls: Call3Value[], totalValue: bigint, nonce: number, feeData: {
    maxPriorityFeePerGas: bigint | null;
    maxFeePerGas: bigint | null;
}, config?: EIP7702Config): string;
export type UserType = 'v0' | 'v1' | 'default';
/**
 * 根据用户类型获取利润率（单边模式）
 * - v0: 8 bps = 0.08%
 * - v1: 10 bps = 0.10%
 * - default: 8 bps = 0.08%
 */
export declare function getProfitRateBps(userType?: UserType): number;
/**
 * 根据用户类型获取利润率（双边/换手模式）
 * - v0: 4 bps = 0.04%
 * - v1: 5 bps = 0.05%
 * - default: 4 bps = 0.04%
 */
export declare function getProfitRateBpsDouble(userType?: UserType): number;
/**
 * 计算利润金额（旧版兼容）
 */
export declare function calculateProfitAmount(totalFlowWei: bigint, isSwapMode?: boolean): bigint;
/**
 * 计算利润金额（基于用户类型）
 * @param totalFlowWei 总资金流水
 * @param userType 用户类型
 * @param isDoubleMode 是否双边模式（换手模式）
 */
export declare function calculateProfitAmountByUserType(totalFlowWei: bigint, userType?: UserType, isDoubleMode?: boolean): bigint;
/**
 * 根据交易数量计算利润金额
 * @param totalFlowWei 总资金流水
 * @param txCount 交易数量
 * @param userType 用户类型
 */
export declare function calculateProfitAmountByTxCount(totalFlowWei: bigint, txCount: number, userType?: UserType): bigint;
export declare function getProfitRecipient(config?: EIP7702Config): string;
export declare function getDeadline(minutes?: number): number;
export declare function delay(ms: number): Promise<void>;