import { Eip2612PermitUtils } from '@1inch/permit-signed-approvals-utils';
import { latest } from '@cowprotocol/app-data';
import { JsonRpcProvider } from '@ethersproject/providers';
import { Token } from '@uniswap/sdk-core';
export type PermitType = 'dai-like' | 'eip-2612';
export type SupportedPermitInfo = {
    type: PermitType;
    version: string | undefined;
};
type UnsupportedPermitInfo = false;
export type PermitInfo = SupportedPermitInfo | UnsupportedPermitInfo;
export type PermitHookParams = {
    inputToken: Token;
    spender: string;
    chainId: number;
    permitInfo: SupportedPermitInfo;
    provider: JsonRpcProvider;
    eip2162Utils: Eip2612PermitUtils;
    account?: string | undefined;
    nonce?: number | undefined;
};
export type PermitHookData = latest.CoWHook;
type FailedToIdentify = {
    error: string;
};
export type GetTokenPermitIntoResult = SupportedPermitInfo | FailedToIdentify | UnsupportedPermitInfo;
type BasePermitCallDataParams = {
    eip2162Utils: Eip2612PermitUtils;
};
export type BuildEip2162PermitCallDataParams = BasePermitCallDataParams & {
    callDataParams: Parameters<Eip2612PermitUtils['buildPermitCallData']>;
};
export type BuildDaiLikePermitCallDataParams = BasePermitCallDataParams & {
    callDataParams: Parameters<Eip2612PermitUtils['buildDaiLikePermitCallData']>;
};
export type GetTokenPermitInfoParams = {
    spender: string;
    tokenAddress: string;
    tokenName: string;
    chainId: number;
    provider: JsonRpcProvider;
};
export {};