// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity ^0.8.0;

interface IAmm {
    event Mint(address indexed sender, address indexed to, uint256 baseAmount, uint256 quoteAmount, uint256 liquidity);
    event Burn(address indexed sender, address indexed to, uint256 baseAmount, uint256 quoteAmount, uint256 liquidity);
    event Swap(address indexed trader, address indexed inputToken, address indexed outputToken, uint256 inputAmount, uint256 outputAmount);
    event ForceSwap(address indexed trader, address indexed inputToken, address indexed outputToken, uint256 inputAmount, uint256 outputAmount);
    event Rebase(uint256 quoteReserveBefore, uint256 quoteReserveAfter, uint256 _baseReserve , uint256 quoteReserveFromInternal,  uint256 quoteReserveFromExternal );
    event Sync(uint112 reserveBase, uint112 reserveQuote);

    // only factory can call this function
    function initialize(
        address baseToken_,
        address quoteToken_,
        address margin_
    ) external;

    function mint(address to)
        external
        returns (
            uint256 baseAmount,
            uint256 quoteAmount,
            uint256 liquidity
        );

    function burn(address to)
        external
        returns (
            uint256 baseAmount,
            uint256 quoteAmount,
            uint256 liquidity
        );

    // only binding margin can call this function
    function swap(
        address trader,
        address inputToken,
        address outputToken,
        uint256 inputAmount,
        uint256 outputAmount
    ) external returns (uint256[2] memory amounts);

    // only binding margin can call this function
    function forceSwap(
        address trader,
        address inputToken,
        address outputToken,
        uint256 inputAmount,
        uint256 outputAmount
    ) external;

    function rebase() external returns (uint256 quoteReserveAfter);

    function collectFee() external returns (bool feeOn);

    function factory() external view returns (address);

    function config() external view returns (address);

    function baseToken() external view returns (address);

    function quoteToken() external view returns (address);

    function price0CumulativeLast() external view returns (uint256);

    function price1CumulativeLast() external view returns (uint256);

    function margin() external view returns (address);

    function lastPrice() external view returns (uint256);

    function getReserves()
        external
        view
        returns (
            uint112 reserveBase,
            uint112 reserveQuote,
            uint32 blockTimestamp
        );

    function estimateSwap(
        address inputToken,
        address outputToken,
        uint256 inputAmount,
        uint256 outputAmount
    ) external view returns (uint256[2] memory amounts);

    function MINIMUM_LIQUIDITY() external pure returns (uint256);

    function getFeeLiquidity() external view returns (uint256);

    function getTheMaxBurnLiquidity() external view returns (uint256 maxLiquidity);
}