import { BlockTag } from 'ethers/providers';
import { EthChainId } from '@sentio/chain';
export declare enum PriceUnit {
    USD = 0,
    ETH = 1,
    BTC = 2
}
export interface DexPriceResult {
    price?: number;
    error?: string;
}
export declare function getPackageRoot(pkgId: string): string;
declare class DexPrice {
    USD_ORACLE_MAP: Map<string, string>;
    ETH_ORACLE_MAP: Map<string, string>;
    BTC_ORACLE_MAP: Map<string, string>;
    ASSETS_INFOS: Map<string, number>;
    readonly chainId: EthChainId;
    constructor(csvFileName: string, chainId: EthChainId);
    getPrice(asset: string, blockTag?: BlockTag, unit?: PriceUnit): Promise<DexPriceResult>;
}
export declare const EthereumDexPrice: DexPrice;
export declare const SepoliaDexPrice: DexPrice;
export {};
//# sourceMappingURL=dex-price.d.ts.map