import { BigNumber } from '@ethersproject/bignumber';
import { BigNumber as OldBigNumber } from '../../utils/bignumber';
import { PoolBase, PoolPairBase, PoolTypes, SubgraphPoolBase, SubgraphToken, SwapTypes } from '../../types';
type FxPoolToken = Pick<SubgraphToken, 'address' | 'balance' | 'decimals' | 'token'>;
export type FxPoolPairData = PoolPairBase & {
    alpha: BigNumber;
    beta: BigNumber;
    lambda: BigNumber;
    delta: BigNumber;
    epsilon: BigNumber;
    tokenInLatestFXPrice: OldBigNumber;
    tokenOutLatestFXPrice: OldBigNumber;
};
export declare class FxPool implements PoolBase<FxPoolPairData> {
    poolType: PoolTypes;
    id: string;
    address: string;
    swapFee: BigNumber;
    totalShares: BigNumber;
    tokens: FxPoolToken[];
    tokensList: string[];
    alpha: BigNumber;
    beta: BigNumber;
    lambda: BigNumber;
    delta: BigNumber;
    epsilon: BigNumber;
    static fromPool(pool: SubgraphPoolBase): FxPool;
    constructor(id: string, address: string, swapFee: string, totalShares: string, tokens: FxPoolToken[], tokensList: string[], alpha: string, beta: string, lambda: string, delta: string, epsilon: string);
    updateTotalShares: (newTotalShares: BigNumber) => void;
    mainIndex?: number | undefined;
    isLBP?: boolean | undefined;
    _calcTokensOutGivenExactBptIn(bptAmountIn: BigNumber): BigNumber[];
    _calcBptOutGivenExactTokensIn(amountsIn: BigNumber[]): BigNumber;
    parsePoolPairData(tokenIn: string, tokenOut: string): FxPoolPairData;
    getNormalizedLiquidity(poolPairData: FxPoolPairData): OldBigNumber;
    getLimitAmountSwap(poolPairData: FxPoolPairData, swapType: SwapTypes): OldBigNumber;
    updateTokenBalanceForPool(token: string, newBalance: BigNumber): void;
    _exactTokenInForTokenOut(poolPairData: FxPoolPairData, amount: OldBigNumber): OldBigNumber;
    _tokenInForExactTokenOut(poolPairData: FxPoolPairData, amount: OldBigNumber): OldBigNumber;
    _spotPriceAfterSwapExactTokenInForTokenOut(poolPairData: FxPoolPairData, amount: OldBigNumber): OldBigNumber;
    _spotPriceAfterSwapTokenInForExactTokenOut(poolPairData: FxPoolPairData, amount: OldBigNumber): OldBigNumber;
    _derivativeSpotPriceAfterSwapExactTokenInForTokenOut(poolPairData: FxPoolPairData, amount: OldBigNumber): OldBigNumber;
    _derivativeSpotPriceAfterSwapTokenInForExactTokenOut(poolPairData: FxPoolPairData, amount: OldBigNumber): OldBigNumber;
}
export {};