{
    "Function": "uniswapV3FlashCallback",
    "File": "src/utils/FlashloanLiquidator.sol",
    "Parent Contracts": [
        "lib/v3-core/contracts/interfaces/callback/IUniswapV3FlashCallback.sol",
        "src/utils/Swapper.sol",
        "src/interfaces/IErrors.sol",
        "lib/v3-core/contracts/interfaces/callback/IUniswapV3SwapCallback.sol"
    ],
    "High-Level Calls": [
        "SafeERC20",
        "IVault",
        "IERC20",
        "SafeERC20",
        "IERC20",
        "SafeERC20",
        "IERC20",
        "SafeERC20",
        "SafeERC20",
        "SafeERC20"
    ],
    "Internal Calls": [
        "abi.decode()",
        "_routerSwap",
        "revert NotEnoughReward()",
        "_routerSwap"
    ],
    "Library Calls": [
        "safeTransfer",
        "safeApprove",
        "safeApprove",
        "safeTransfer",
        "safeTransfer",
        "safeTransfer"
    ],
    "Low-Level Calls": [],
    "Code": "function uniswapV3FlashCallback(uint256 fee0, uint256 fee1, bytes calldata callbackData) external {\n        // no origin check is needed - because the contract doesn't hold any funds - there is no benefit in calling uniswapV3FlashCallback() from another context\n\n        FlashCallbackData memory data = abi.decode(callbackData, (FlashCallbackData));\n\n        SafeERC20.safeApprove(data.asset, address(data.vault), data.liquidationCost);\n        data.vault.liquidate(\n            IVault.LiquidateParams(\n                data.tokenId, data.debtShares, data.swap0.amountIn, data.swap1.amountIn, address(this), \"\"\n            )\n        );\n        SafeERC20.safeApprove(data.asset, address(data.vault), 0);\n\n        // do swaps\n        _routerSwap(data.swap0);\n        _routerSwap(data.swap1);\n\n        // transfer lent amount + fee (only one token can have fee) - back to pool\n        SafeERC20.safeTransfer(data.asset, msg.sender, data.liquidationCost + (fee0 + fee1));\n\n        // return all leftover tokens to liquidator\n        if (data.swap0.tokenIn != data.asset) {\n            uint256 balance = data.swap0.tokenIn.balanceOf(address(this));\n            if (balance > 0) {\n                SafeERC20.safeTransfer(data.swap0.tokenIn, data.liquidator, balance);\n            }\n        }\n        if (data.swap1.tokenIn != data.asset) {\n            uint256 balance = data.swap1.tokenIn.balanceOf(address(this));\n            if (balance > 0) {\n                SafeERC20.safeTransfer(data.swap1.tokenIn, data.liquidator, balance);\n            }\n        }\n        {\n            uint256 balance = data.asset.balanceOf(address(this));\n            if (balance < data.minReward) {\n                revert NotEnoughReward();\n            }\n            if (balance > 0) {\n                SafeERC20.safeTransfer(data.asset, data.liquidator, balance);\n            }\n        }\n    }"
}