{
    "Function": "execute",
    "File": "src/transformers/V3Utils.sol",
    "Parent Contracts": [
        "lib/openzeppelin-contracts/contracts/token/ERC721/IERC721Receiver.sol",
        "src/utils/Swapper.sol",
        "src/interfaces/IErrors.sol",
        "lib/v3-core/contracts/interfaces/callback/IUniswapV3SwapCallback.sol"
    ],
    "High-Level Calls": [
        "SafeCast",
        "INonfungiblePositionManager",
        "SafeCast"
    ],
    "Internal Calls": [
        "_swapAndMint",
        "_routerSwap",
        "_routerSwap",
        "_transferToken",
        "_swapAndIncrease",
        "_decreaseLiquidity",
        "revert NotSupportedWhatToDo()",
        "_collectFees",
        "_swapAndIncrease",
        "_collectFees",
        "_swapAndMint",
        "_transferToken",
        "_swapAndMint",
        "_swapAndIncrease",
        "revert AmountError()",
        "_transferToken"
    ],
    "Library Calls": [
        "toUint128",
        "toUint128"
    ],
    "Low-Level Calls": [],
    "Code": "function execute(uint256 tokenId, Instructions memory instructions) public returns (uint256 newTokenId) {\n        (,, address token0, address token1,,,, uint128 liquidity,,,,) = nonfungiblePositionManager.positions(tokenId);\n\n        uint256 amount0;\n        uint256 amount1;\n        if (instructions.liquidity != 0) {\n            (amount0, amount1) = _decreaseLiquidity(\n                tokenId,\n                instructions.liquidity,\n                instructions.deadline,\n                instructions.amountRemoveMin0,\n                instructions.amountRemoveMin1\n            );\n        }\n        (amount0, amount1) = _collectFees(\n            tokenId,\n            IERC20(token0),\n            IERC20(token1),\n            instructions.feeAmount0 == type(uint128).max\n                ? type(uint128).max\n                : (amount0 + instructions.feeAmount0).toUint128(),\n            instructions.feeAmount1 == type(uint128).max\n                ? type(uint128).max\n                : (amount1 + instructions.feeAmount1).toUint128()\n        );\n\n        // check if enough tokens are available for swaps\n        if (amount0 < instructions.amountIn0 || amount1 < instructions.amountIn1) {\n            revert AmountError();\n        }\n\n        if (instructions.whatToDo == WhatToDo.COMPOUND_FEES) {\n            if (instructions.targetToken == token0) {\n                (liquidity, amount0, amount1) = _swapAndIncrease(\n                    SwapAndIncreaseLiquidityParams(\n                        tokenId,\n                        amount0,\n                        amount1,\n                        instructions.recipient,\n                        instructions.deadline,\n                        IERC20(token1),\n                        instructions.amountIn1,\n                        instructions.amountOut1Min,\n                        instructions.swapData1,\n                        0,\n                        0,\n                        \"\",\n                        instructions.amountAddMin0,\n                        instructions.amountAddMin1,\n                        \"\"\n                    ),\n                    IERC20(token0),\n                    IERC20(token1),\n                    instructions.unwrap\n                );\n            } else if (instructions.targetToken == token1) {\n                (liquidity, amount0, amount1) = _swapAndIncrease(\n                    SwapAndIncreaseLiquidityParams(\n                        tokenId,\n                        amount0,\n                        amount1,\n                        instructions.recipient,\n                        instructions.deadline,\n                        IERC20(token0),\n                        0,\n                        0,\n                        \"\",\n                        instructions.amountIn0,\n                        instructions.amountOut0Min,\n                        instructions.swapData0,\n                        instructions.amountAddMin0,\n                        instructions.amountAddMin1,\n                        \"\"\n                    ),\n                    IERC20(token0),\n                    IERC20(token1),\n                    instructions.unwrap\n                );\n            } else {\n                // no swap is done here\n                (liquidity, amount0, amount1) = _swapAndIncrease(\n                    SwapAndIncreaseLiquidityParams(\n                        tokenId,\n                        amount0,\n                        amount1,\n                        instructions.recipient,\n                        instructions.deadline,\n                        IERC20(address(0)),\n                        0,\n                        0,\n                        \"\",\n                        0,\n                        0,\n                        \"\",\n                        instructions.amountAddMin0,\n                        instructions.amountAddMin1,\n                        \"\"\n                    ),\n                    IERC20(token0),\n                    IERC20(token1),\n                    instructions.unwrap\n                );\n            }\n            emit CompoundFees(tokenId, liquidity, amount0, amount1);\n        } else if (instructions.whatToDo == WhatToDo.CHANGE_RANGE) {\n            if (instructions.targetToken == token0) {\n                (newTokenId,,,) = _swapAndMint(\n                    SwapAndMintParams(\n                        IERC20(token0),\n                        IERC20(token1),\n                        instructions.fee,\n                        instructions.tickLower,\n                        instructions.tickUpper,\n                        amount0,\n                        amount1,\n                        instructions.recipient,\n                        instructions.recipientNFT,\n                        instructions.deadline,\n                        IERC20(token1),\n                        instructions.amountIn1,\n                        instructions.amountOut1Min,\n                        instructions.swapData1,\n                        0,\n                        0,\n                        \"\",\n                        instructions.amountAddMin0,\n                        instructions.amountAddMin1,\n                        instructions.swapAndMintReturnData,\n                        \"\"\n                    ),\n                    instructions.unwrap\n                );\n            } else if (instructions.targetToken == token1) {\n                (newTokenId,,,) = _swapAndMint(\n                    SwapAndMintParams(\n                        IERC20(token0),\n                        IERC20(token1),\n                        instructions.fee,\n                        instructions.tickLower,\n                        instructions.tickUpper,\n                        amount0,\n                        amount1,\n                        instructions.recipient,\n                        instructions.recipientNFT,\n                        instructions.deadline,\n                        IERC20(token0),\n                        0,\n                        0,\n                        \"\",\n                        instructions.amountIn0,\n                        instructions.amountOut0Min,\n                        instructions.swapData0,\n                        instructions.amountAddMin0,\n                        instructions.amountAddMin1,\n                        instructions.swapAndMintReturnData,\n                        \"\"\n                    ),\n                    instructions.unwrap\n                );\n            } else {\n                // no swap is done here\n                (newTokenId,,,) = _swapAndMint(\n                    SwapAndMintParams(\n                        IERC20(token0),\n                        IERC20(token1),\n                        instructions.fee,\n                        instructions.tickLower,\n                        instructions.tickUpper,\n                        amount0,\n                        amount1,\n                        instructions.recipient,\n                        instructions.recipientNFT,\n                        instructions.deadline,\n                        IERC20(address(0)),\n                        0,\n                        0,\n                        \"\",\n                        0,\n                        0,\n                        \"\",\n                        instructions.amountAddMin0,\n                        instructions.amountAddMin1,\n                        instructions.swapAndMintReturnData,\n                        \"\"\n                    ),\n                    instructions.unwrap\n                );\n            }\n            emit ChangeRange(tokenId, newTokenId);\n        } else if (instructions.whatToDo == WhatToDo.WITHDRAW_AND_COLLECT_AND_SWAP) {\n            uint256 targetAmount;\n            if (token0 != instructions.targetToken) {\n                (uint256 amountInDelta, uint256 amountOutDelta) = _routerSwap(\n                    Swapper.RouterSwapParams(\n                        IERC20(token0),\n                        IERC20(instructions.targetToken),\n                        amount0,\n                        instructions.amountOut0Min,\n                        instructions.swapData0\n                    )\n                );\n                if (amountInDelta < amount0) {\n                    _transferToken(instructions.recipient, IERC20(token0), amount0 - amountInDelta, instructions.unwrap);\n                }\n                targetAmount += amountOutDelta;\n            } else {\n                targetAmount += amount0;\n            }\n            if (token1 != instructions.targetToken) {\n                (uint256 amountInDelta, uint256 amountOutDelta) = _routerSwap(\n                    Swapper.RouterSwapParams(\n                        IERC20(token1),\n                        IERC20(instructions.targetToken),\n                        amount1,\n                        instructions.amountOut1Min,\n                        instructions.swapData1\n                    )\n                );\n                if (amountInDelta < amount1) {\n                    _transferToken(instructions.recipient, IERC20(token1), amount1 - amountInDelta, instructions.unwrap);\n                }\n                targetAmount += amountOutDelta;\n            } else {\n                targetAmount += amount1;\n            }\n\n            // send complete target amount\n            if (targetAmount != 0 && instructions.targetToken != address(0)) {\n                _transferToken(\n                    instructions.recipient, IERC20(instructions.targetToken), targetAmount, instructions.unwrap\n                );\n            }\n\n            emit WithdrawAndCollectAndSwap(tokenId, instructions.targetToken, targetAmount);\n        } else {\n            revert NotSupportedWhatToDo();\n        }\n    }"
}