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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "../interfaces/IAdapter.sol";
import "../interfaces/ISolidlyseries.sol";
import "../interfaces/IERC20.sol";

contract SolidlyseriesAdapter is IAdapter {

    // this adapter is for spiritswapv2（ftm）、cone（bsc）、Dystopia（poly）、Velodrome（op）、Rames Exchanges（arb）、solidlizard（arb）
    // fromToken == token0
    function sellBase(
        address to,
        address pool,
        bytes memory
    ) external override {
        address baseToken = IPair(pool).token0();
        (uint256 _reserve0, uint256 _reserve1,) = IPair(pool).getReserves();
        require(
            _reserve0 > 0 && _reserve1 > 0,
            "Solidlyseries: INSUFFICIENT_LIQUIDITY"
        );

        uint256 balance0 = IERC20(baseToken).balanceOf(pool);
        uint256 sellBaseAmount = balance0 - _reserve0;
        uint256 receiveQuoteAmount = IPair(pool).getAmountOut(sellBaseAmount, baseToken);

        IPair(pool).swap(0, receiveQuoteAmount, to, new bytes(0));
    }

    // fromToken == token1
    function sellQuote(
        address to,
        address pool,
        bytes memory
    ) external override {
        address quoteToken = IPair(pool).token1();
        (uint256 _reserve0, uint256 _reserve1,) = IPair(pool).getReserves();
        require(
            _reserve0 > 0 && _reserve1 > 0,
            "Solidlyseries: INSUFFICIENT_LIQUIDITY"
        );

        uint256 balance1 = IERC20(quoteToken).balanceOf(pool);
        uint256 sellQuoteAmount = balance1 - _reserve1;
        uint256 receiveBaseAmount = IPair(pool).getAmountOut(sellQuoteAmount, quoteToken);

        IPair(pool).swap(receiveBaseAmount, 0, to, new bytes(0));
    }

}

/// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
pragma abicoder v2;

interface IAdapter {
    function sellBase(
        address to,
        address pool,
        bytes memory data
    ) external;

    function sellQuote(
        address to,
        address pool,
        bytes memory data
    ) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IERC20 {
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );
    event Transfer(address indexed from, address indexed to, uint256 value);

    function name() external view returns (string memory);

    function symbol() external view returns (string memory);

    function decimals() external view returns (uint8);

    function totalSupply() external view returns (uint256);

    function balanceOf(address owner) external view returns (uint256);

    function allowance(address owner, address spender)
        external
        view
        returns (uint256);

    function approve(address spender, uint256 value) external returns (bool);

    function transfer(address to, uint256 value) external returns (bool);

    function transferFrom(
        address from,
        address to,
        uint256 value
    ) external returns (bool);
}

// SPDX-License-Identifier: MIT
pragma solidity >=0.8.0;

interface IPair {
    function getReserves() external view returns (uint256 _reserve0, uint256 _reserve1, uint256 _blockTimestampLast) ;

    function getAmountOut(uint256 amountIn, address tokenIn) external view returns (uint);

    function swap(uint256 amount0Out, uint256 amount1Out, address to, bytes calldata data) external ;

    function token0() external view returns (address);

    function token1() external view returns (address);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

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[{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"address","name":"pool","type":"address"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"sellBase","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"address","name":"pool","type":"address"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"sellQuote","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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