UNPKG

@sky-mavis/smart-order-router

Version:
29 lines (28 loc) 1.1 kB
import { BigNumber } from '@ethersproject/bignumber'; import { BaseProvider } from '@ethersproject/providers'; import { ChainId } from '@sky-mavis/katana-core'; import { ProviderConfig } from './provider'; export declare const DEFAULT_TOKEN_FEE_RESULT: { buyFeeBps: BigNumber; sellFeeBps: BigNumber; }; type Address = string; export type TokenFeeResult = { buyFeeBps?: BigNumber; sellFeeBps?: BigNumber; }; export type TokenFeeMap = Record<Address, TokenFeeResult>; export interface ITokenFeeFetcher { fetchFees(addresses: Address[], providerConfig?: ProviderConfig): Promise<TokenFeeMap>; } export declare class OnChainTokenFeeFetcher implements ITokenFeeFetcher { private chainId; private tokenFeeAddress; private gasLimitPerCall; private amountToFlashBorrow; private BASE_TOKEN; private readonly contract; constructor(chainId: ChainId, rpcProvider: BaseProvider, tokenFeeAddress?: string, gasLimitPerCall?: number, amountToFlashBorrow?: string); fetchFees(addresses: Address[], providerConfig?: ProviderConfig): Promise<TokenFeeMap>; } export {};