import { Hex, PublicClient, WalletClient, Address, Hash } from 'viem';
import { C as ChannelState } from './channel-CkRRbzT8.js';

type VoucherParams = {
    channelId: Hex;
    cumulativeAmount: bigint;
};
type SignedVoucher = VoucherParams & {
    signature: Hex;
};
type ChannelConfig = {
    payee: `0x${string}`;
    token: `0x${string}`;
    deposit: bigint;
    salt: Hex;
    authorizedSigner: `0x${string}`;
};

type ChannelClientConfig = {
    publicClient: PublicClient;
    walletClient: WalletClient;
    channelAddress: Address;
    chainId: number;
};
declare class ChannelClient {
    private readonly readActions;
    private readonly writeActions;
    private readonly config;
    constructor(config: ChannelClientConfig);
    openChannel(channelConfig: ChannelConfig): Promise<Hash>;
    signVoucherOffline(channelId: Hex, cumulativeAmount: bigint): Promise<SignedVoucher>;
    settleChannel(voucher: SignedVoucher): Promise<Hash>;
    closeChannel(voucher: SignedVoucher): Promise<Hash>;
    topUpChannel(channelId: Hex, amount: bigint): Promise<Hash>;
    requestClose(channelId: Hex): Promise<Hash>;
    withdraw(channelId: Hex): Promise<Hash>;
    getChannelState(channelId: Hex): Promise<ChannelState>;
    getCloseTimeout(): Promise<bigint>;
    getVersion(): Promise<string>;
}

declare const VOUCHER_TYPES: {
    readonly Voucher: readonly [{
        readonly name: "channelId";
        readonly type: "bytes32";
    }, {
        readonly name: "cumulativeAmount";
        readonly type: "uint128";
    }];
};
declare function getVoucherDomain(chainId: number, verifyingContract: Address): {
    name: string;
    version: string;
    chainId: number;
    verifyingContract: `0x${string}`;
};
declare function signVoucher(walletClient: WalletClient, params: {
    channelId: Hex;
    cumulativeAmount: bigint;
    chainId: number;
    verifyingContract: Address;
}): Promise<Hex>;

export { ChannelClient, type ChannelClientConfig, type ChannelConfig, ChannelState, type SignedVoucher, VOUCHER_TYPES, type VoucherParams, getVoucherDomain, signVoucher };