{
    "Function": "calculateInGivenOut",
    "File": "contracts/dex/router/VaderRouter.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/access/Ownable.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol",
        "contracts/shared/ProtocolConstants.sol",
        "contracts/interfaces/dex/router/IVaderRouter.sol"
    ],
    "High-Level Calls": [
        "IVaderPoolFactory",
        "IVaderPool",
        "IVaderPool",
        "VaderMath",
        "VaderMath",
        "VaderMath",
        "IVaderPoolFactory",
        "IVaderPoolFactory",
        "IVaderPool",
        "VaderMath",
        "IVaderPoolFactory"
    ],
    "Internal Calls": [],
    "Library Calls": [
        "calculateSwapReverse",
        "calculateSwapReverse",
        "calculateSwapReverse",
        "calculateSwapReverse"
    ],
    "Low-Level Calls": [],
    "Code": "function calculateInGivenOut(uint256 amountOut, address[] calldata path)\r\n        public\r\n        view\r\n        returns (uint256 amountIn)\r\n    {\r\n        if (path.length == 2) {\r\n            address nativeAsset = factory.nativeAsset();\r\n            IVaderPool pool = factory.getPool(path[0], path[1]);\r\n            (uint256 nativeReserve, uint256 foreignReserve, ) = pool\r\n                .getReserves();\r\n            if (path[0] == nativeAsset) {\r\n                return\r\n                    VaderMath.calculateSwapReverse(\r\n                        amountOut,\r\n                        nativeReserve,\r\n                        foreignReserve\r\n                    );\r\n            } else {\r\n                return\r\n                    VaderMath.calculateSwapReverse(\r\n                        amountOut,\r\n                        foreignReserve,\r\n                        nativeReserve\r\n                    );\r\n            }\r\n        } else {\r\n            IVaderPool pool0 = factory.getPool(path[0], path[1]);\r\n            IVaderPool pool1 = factory.getPool(path[1], path[2]);\r\n            (uint256 nativeReserve0, uint256 foreignReserve0, ) = pool0\r\n                .getReserves();\r\n            (uint256 nativeReserve1, uint256 foreignReserve1, ) = pool1\r\n                .getReserves();\r\n\r\n            return\r\n                VaderMath.calculateSwapReverse(\r\n                    VaderMath.calculateSwapReverse(\r\n                        amountOut,\r\n                        nativeReserve1,\r\n                        foreignReserve1\r\n                    ),\r\n                    foreignReserve0,\r\n                    nativeReserve0\r\n                );\r\n        }\r\n    }"
}