import { SchemeNetworkFacilitator, PaymentPayload, PaymentRequirements, VerifyResponse, SettleResponse, Network } from '@aeon-ai-pay/core/types';
import { F as FacilitatorEvmSigner } from '../../signer-BlO7K3AE.js';
import { x402Facilitator } from '@aeon-ai-pay/core/facilitator';

interface ExactEvmSchemeConfig {
    /**
     * If enabled, the facilitator will deploy ERC-4337 smart wallets
     * via EIP-6492 when encountering undeployed contract signatures.
     *
     * @default false
     */
    deployERC4337WithEIP6492?: boolean;
}
/**
 * EVM facilitator implementation for the Exact payment scheme.
 */
declare class ExactEvmScheme implements SchemeNetworkFacilitator {
    private readonly signer;
    readonly scheme = "exact";
    readonly caipFamily = "eip155:*";
    private readonly config;
    /**
     * Creates a new ExactEvmFacilitator instance.
     *
     * @param signer - The EVM signer for facilitator operations
     * @param config - Optional configuration for the facilitator
     */
    constructor(signer: FacilitatorEvmSigner, config?: ExactEvmSchemeConfig);
    /**
     * Get mechanism-specific extra data for the supported kinds endpoint.
     * For EVM, no extra data is needed.
     *
     * @param _ - The network identifier (unused for EVM)
     * @returns undefined (EVM has no extra data)
     */
    getExtra(_: string): Record<string, unknown> | undefined;
    /**
     * Get signer addresses used by this facilitator.
     * Returns all addresses this facilitator can use for signing/settling transactions.
     *
     * @param _ - The network identifier (unused for EVM, addresses are network-agnostic)
     * @returns Array of facilitator wallet addresses
     */
    getSigners(_: string): string[];
    private getNetworkIdFromNetwork;
    /**
     * 获取代币的精度（decimals）
     * 通过调用ERC20合约的decimals()函数来获取代币精度
     *
     * @param tokenAddress - 代币合约地址
     * @returns Promise<number> - 代币精度（通常为6或18）
     */
    private getAssetDecimals;
    /**
     * Verifies a payment payload.
     *
     * @param payload - The payment payload to verify
     * @param requirements - The payment requirements
     * @returns Promise resolving to verification response
     */
    verify(payload: PaymentPayload, requirements: PaymentRequirements): Promise<VerifyResponse>;
    /**
     * Settles a payment by executing the transfer.
     *
     * @param payload - The payment payload to settle
     * @param requirements - The payment requirements
     * @returns Promise resolving to settlement response
     */
    settle(payload: PaymentPayload, requirements: PaymentRequirements): Promise<SettleResponse>;
}

/**
 * Configuration options for registering EVM schemes to an x402Facilitator
 */
interface EvmFacilitatorConfig {
    /**
     * The EVM signer for facilitator operations (verify and settle)
     */
    signer: FacilitatorEvmSigner;
    /**
     * Networks to register (single network or array of networks)
     * Examples: "eip155:84532", ["eip155:84532", "eip155:1"]
     */
    networks: Network | Network[];
    /**
     * If enabled, the facilitator will deploy ERC-4337 smart wallets
     * via EIP-6492 when encountering undeployed contract signatures.
     *
     * @default false
     */
    deployERC4337WithEIP6492?: boolean;
}
/**
 * Registers EVM exact payment schemes to an x402Facilitator instance.
 *
 * This function registers:
 * - V2: Specified networks with ExactEvmScheme
 * - V1: All supported EVM networks with ExactEvmSchemeV1
 *
 * @param facilitator - The x402Facilitator instance to register schemes to
 * @param config - Configuration for EVM facilitator registration
 * @returns The facilitator instance for chaining
 *
 * @example
 * ```typescript
 * import { registerExactEvmScheme } from "@aeon-ai-pay/evm/exact/facilitator/register";
 * import { x402Facilitator } from "@aeon-ai-pay/core/facilitator";
 * import { createPublicClient, createWalletClient } from "viem";
 *
 * const facilitator = new x402Facilitator();
 *
 * // Single network
 * registerExactEvmScheme(facilitator, {
 *   signer: combinedClient,
 *   networks: "eip155:84532"  // Base Sepolia
 * });
 *
 * // Multiple networks (will auto-derive eip155:* pattern)
 * registerExactEvmScheme(facilitator, {
 *   signer: combinedClient,
 *   networks: ["eip155:84532", "eip155:1"]  // Base Sepolia and Mainnet
 * });
 * ```
 */
declare function registerExactEvmScheme(facilitator: x402Facilitator, config: EvmFacilitatorConfig): x402Facilitator;

export { type EvmFacilitatorConfig, ExactEvmScheme, type ExactEvmSchemeConfig, registerExactEvmScheme };