interface IDPP {
    function init(
        address owner,
        address maintainer,
        address baseTokenAddress,
        address quoteTokenAddress,
        uint256 lpFeeRate,
        address mtFeeRateModel,
        uint256 k,
        uint256 i,
        bool isOpenTWAP
    ) external;

    function _MT_FEE_RATE_MODEL_() external returns (address);

    //=========== admin ==========
    function ratioSync() external;

    function retrieve(
        address payable to,
        address token,
        uint256 amount
    ) external;

    function reset(
        address assetTo,
        uint256 newLpFeeRate,
        uint256 newI,
        uint256 newK,
        uint256 baseOutAmount,
        uint256 quoteOutAmount,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external returns (bool);

    //========== advanced ========
    function tuneParameters(
        uint256 newLpFeeRate,
        uint256 newI,
        uint256 newK,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external returns (bool);

    function tunePrice(
        uint256 newI,
        uint256 minBaseReserve,
        uint256 minQuoteReserve
    ) external returns (bool);
}
function ratioSync() external;

//=========== admin ==========