import { SchemeNetworkFacilitator, PaymentPayload, PaymentRequirements, VerifyResponse, SettleResponse } from '@x402/core/types';
import { a as X402xFacilitatorEvmSigner } from './signer-Clo2kGD1.mjs';

interface ExactX402xEvmFacilitatorConfig {
    /**
     * 当 PaymentRequirements.extra.name/version 缺失时，是否链上读取 token eip712 domain
     *
     * @default true
     */
    resolveDomainFromChain?: boolean;
}
/**
 * x402x EVM facilitator implementation for x402 "exact" scheme.
 *
 * - 支持 EIP-3009 transferWithAuthorization
 * - 支持 EIP-2612 Permit（配合 7702 合约 settleWithPermit）
 * - 支持 payTo 合约的 settleWithERC3009 / settleWithPermit，并 fallback 到 token 原生方法
 */
declare class ExactX402xEvmFacilitator implements SchemeNetworkFacilitator {
    private readonly signer;
    readonly scheme: "exact:eip7702";
    readonly caipFamily = "eip155:*";
    private readonly resolveDomainFromChain;
    /**
     * Creates a new ExactX402xEvmFacilitator instance.
     *
     * @param signer - The EVM signer for facilitator operations
     * @param config - Optional configuration for the facilitator
     */
    constructor(signer: X402xFacilitatorEvmSigner, config?: ExactX402xEvmFacilitatorConfig);
    /**
     * Returns the extra data for the supported kinds endpoint.
     *
     * @param _ - The network
     * @returns The extra data
     */
    getExtra(_: string): Record<string, unknown> | undefined;
    /**
     * Returns the signers for the supported kinds endpoint.
     *
     * @param _ - The network
     * @returns The signers
     */
    getSigners(_: string): string[];
    /**
     * Verifies a payment payload against requirements.
     *
     * @param payload - The payment payload
     * @param requirements - The payment requirements
     * @returns The verification response
     */
    verify(payload: PaymentPayload, requirements: PaymentRequirements): Promise<VerifyResponse>;
    /**
     * Settles a payment payload.
     *
     * @param payload - The payment payload
     * @param requirements - The payment requirements
     * @returns The settle response
     */
    settle(payload: PaymentPayload, requirements: PaymentRequirements): Promise<SettleResponse>;
    /**
     * Extract payer address from payload based on permitType.
     *
     * @param p - The scheme payload
     * @param permitType - The resolved permit type
     * @returns Payer address or empty string if unknown
     */
    private getPayer;
    /**
     * Type guard for Permit payload.
     *
     * @param p - The scheme payload
     * @returns True if payload.authorization matches Permit shape
     */
    private isPermitPayload;
    /**
     * Type guard for EIP-3009 payload.
     *
     * @param p - The scheme payload
     * @returns True if payload.authorization matches EIP-3009 shape
     */
    private isEip3009Payload;
    /**
     * Verify permit authorization payload.
     *
     * @param p - The permit payload
     * @param requirements - The payment requirements
     * @returns The verification response
     */
    private verifyPermit;
    /**
     * Verifies a EIP-3009 authorization.
     *
     * @param p - The EIP-3009 authorization
     * @param requirements - The payment requirements
     * @returns The verification response
     */
    private verifyEip3009;
    /**
     * Settles a EIP-3009 authorization.
     *
     * @param p - The EIP-3009 authorization
     * @param payload - The payment payload
     * @param requirements - The payment requirements
     * @returns The settle response
     */
    private settlePermit;
    /**
     * Settles a EIP-2612 Permit authorization.
     *
     * @param p - The EIP-2612 Permit authorization
     * @param payload - The payment payload
     * @param requirements - The payment requirements
     * @returns The settle response
     */
    private settleEip3009;
    /**
     * Checks if a contract supports an interface.
     *
     * @param address - The contract address
     * @param interfaceId - The interface ID
     * @returns True if the contract supports the interface, false otherwise
     */
    private safeSupportsInterface;
    /**
     * Gets the EIP-712 domain for a token.
     *
     * @param requirements - The payment requirements
     * @param token - The token address
     * @returns The EIP-712 domain
     */
    private getDomain;
}

export { ExactX402xEvmFacilitator as E, type ExactX402xEvmFacilitatorConfig as a };