{
    "Function": "_sellQuote",
    "File": "src/LamboVEthRouter.sol",
    "Parent Contracts": [
        "lib/openzeppelin-contracts/contracts/utils/ReentrancyGuard.sol",
        "lib/openzeppelin-contracts/contracts/access/Ownable.sol",
        "lib/openzeppelin-contracts/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "IUniswapV2Pair",
        "SafeERC20",
        "SafeERC20",
        "UniswapV2Library",
        "UniswapV2Library",
        "VirtualToken",
        "UniswapV2Library"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)",
        "require(bool,string)",
        "owner"
    ],
    "Library Calls": [
        "safeTransferFrom",
        "pairFor",
        "getReserves",
        "safeTransfer",
        "getAmountOut"
    ],
    "Low-Level Calls": [
        "call",
        "call"
    ],
    "Code": "function _sellQuote(\n        address quoteToken,\n        uint256 amountYIn,\n        uint256 minReturn\n    ) internal returns (uint256 amountXOut) {\n        IERC20(quoteToken).safeTransferFrom(msg.sender, address(this), amountYIn);\n\n        address pair = UniswapV2Library.pairFor(LaunchPadUtils.UNISWAP_POOL_FACTORY_, quoteToken, vETH);\n        (uint256 reserveIn, uint256 reserveOut) = UniswapV2Library.getReserves(\n            LaunchPadUtils.UNISWAP_POOL_FACTORY_,\n            quoteToken,\n            vETH\n        );\n\n        // Calculate the amount of vETH to be received\n        amountXOut = UniswapV2Library.getAmountOut(amountYIn, reserveIn, reserveOut);\n\n        // Transfer quoteToken to the pair\n        IERC20(quoteToken).safeTransfer(pair, amountYIn);\n\n        // Perform the swap\n        (uint256 amount0Out, uint256 amount1Out) = quoteToken < vETH\n            ? (uint256(0), amountXOut)\n            : (amountXOut, uint256(0));\n        IUniswapV2Pair(pair).swap(amount0Out, amount1Out, address(this), new bytes(0));\n\n        // Convert vETH to ETH and send to the user\n        VirtualToken(vETH).cashOut(amountXOut);\n\n        // caculate fee\n        uint256 fee = (amountXOut * feeRate) / feeDenominator;\n        amountXOut = amountXOut - fee;\n        require(amountXOut >= minReturn, \"Insufficient output amount. MinReturn Error.\");\n\n        // handle amountOut\n        (bool success, ) = msg.sender.call{value: amountXOut}(\"\");\n        require(success, \"Transfer to User failed\");\n\n        // handle fee\n        (success, ) = payable(owner()).call{value: fee}(\"\");\n        require(success, \"Transfer to owner() failed\");\n\n        // Emit the swap event\n        emit SellQuote(quoteToken, amountYIn, amountXOut);\n    }"
}