import { LoggerConstructor, Logger, Token, PoolPrices, UnoptimizedRate, TransferFeeParams } from './types';
import { SwapSide } from './constants';
import { DexAdapterService } from './dex';
import { IDex, IRouteOptimizer } from './dex/idex';
export declare class PricingHelper {
    protected dexAdapterService: DexAdapterService;
    logger: Logger;
    optimizeRate: IRouteOptimizer<UnoptimizedRate>;
    constructor(dexAdapterService: DexAdapterService, loggerConstructor: LoggerConstructor);
    private initializeDex;
    getAllDexKeys(): string[];
    getDexByKey(key: string, logWhenNotFound?: boolean): IDex<any, any, any> | null;
    initialize(blockNumber: number, dexKeys: string[]): Promise<void[]>;
    releaseResources(dexKeys: string[]): Promise<void[]>;
    private releaseDexResources;
    getPoolIdentifiers(from: Token, to: Token, side: SwapSide, blockNumber: number, dexKeys: string[], filterConstantPricePool?: boolean): Promise<{
        [dexKey: string]: string[] | null;
    }>;
    filterOutDexKeysWithRestrictions(dexKeys: string[], userAddress?: string, usdTradeValue?: number | null): Promise<string[]>;
    filterOutDexKeysWithRestrictedPair(dexKeys: string[], token0: string, token1: string): Promise<string[]>;
    getDexsSupportingFeeOnTransfer(): string[];
    getPoolPrices(from: Token, to: Token, amounts: bigint[], side: SwapSide, blockNumber: number, dexKeys: string[], limitPoolsMap: {
        [key: string]: string[] | null;
    } | null, transferFees?: TransferFeeParams, rollupL1CalldataCostToL2GasCost?: (calldataCost: number) => number): Promise<PoolPrices<any>[]>;
}