import { PriceToken, PriceTokenAmount } from "../../../../../../common/tokens";
import { BlockchainName } from "../../../../../../core/blockchain/models/blockchain-name";
import { LifiStep } from "../../../../../cross-chain/calculation-manager/providers/lifi-provider/models/lifi-fee-cost";
import { LifiCalculationOptions } from "./models/lifi-calculation-options";
import { GasFeeInfo } from "../../common/on-chain-trade/evm-on-chain-trade/models/gas-fee-info";
import { OnChainTrade } from "../../common/on-chain-trade/on-chain-trade";
import { OnChainTradeError } from '../../../models/on-chain-trade-error';
import { AggregatorOnChainProvider } from '../../common/on-chain-aggregator/aggregator-on-chain-provider-abstract';
export declare class LifiProvider extends AggregatorOnChainProvider {
    readonly tradeType: "LIFI";
    private readonly defaultOptions;
    isSupportedBlockchain(blockchain: BlockchainName): boolean;
    calculate(from: PriceTokenAmount<BlockchainName>, toToken: PriceToken<BlockchainName>, options: LifiCalculationOptions): Promise<OnChainTrade | OnChainTradeError>;
    /**
     * @description Lifi-aggregator provides several providers at the same time, this method chooses the most profitable trade
     * @param trades all available lifiTrades
     * @returns best trade
     */
    private getBestTrade;
    protected getGasFeeInfo(from: PriceTokenAmount, step: LifiStep): Promise<GasFeeInfo | null>;
}