{
    "Function": "decreaseLiquidityAndCollect",
    "File": "src/V3Vault.sol",
    "Parent Contracts": [
        "src/interfaces/IErrors.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC721/IERC721Receiver.sol",
        "src/interfaces/IVault.sol",
        "lib/openzeppelin-contracts/contracts/interfaces/IERC4626.sol",
        "lib/openzeppelin-contracts/contracts/access/Ownable.sol",
        "lib/openzeppelin-contracts/contracts/utils/Multicall.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC20/ERC20.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Metadata.sol",
        "lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol",
        "lib/openzeppelin-contracts/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "INonfungiblePositionManager",
        "SafeCast",
        "INonfungiblePositionManager",
        "SafeCast"
    ],
    "Internal Calls": [
        "_requireLoanIsHealthy",
        "revert TransformNotAllowed()",
        "_convertToAssets",
        "_updateGlobalInterest",
        "revert Unauthorized()"
    ],
    "Library Calls": [
        "toUint128",
        "toUint128"
    ],
    "Low-Level Calls": [],
    "Code": "function decreaseLiquidityAndCollect(DecreaseLiquidityAndCollectParams calldata params)\n        external\n        override\n        returns (uint256 amount0, uint256 amount1)\n    {\n        // this method is not allowed during transform - can be called directly on nftmanager if needed from transform contract\n        if (transformedTokenId > 0) {\n            revert TransformNotAllowed();\n        }\n\n        address owner = tokenOwner[params.tokenId];\n\n        if (owner != msg.sender) {\n            revert Unauthorized();\n        }\n\n        (uint256 newDebtExchangeRateX96,) = _updateGlobalInterest();\n\n        (amount0, amount1) = nonfungiblePositionManager.decreaseLiquidity(\n            INonfungiblePositionManager.DecreaseLiquidityParams(\n                params.tokenId, params.liquidity, params.amount0Min, params.amount1Min, params.deadline\n            )\n        );\n\n        INonfungiblePositionManager.CollectParams memory collectParams = INonfungiblePositionManager.CollectParams(\n            params.tokenId,\n            params.recipient,\n            params.feeAmount0 == type(uint128).max ? type(uint128).max : SafeCast.toUint128(amount0 + params.feeAmount0),\n            params.feeAmount1 == type(uint128).max ? type(uint128).max : SafeCast.toUint128(amount1 + params.feeAmount1)\n        );\n\n        (amount0, amount1) = nonfungiblePositionManager.collect(collectParams);\n\n        uint256 debt = _convertToAssets(loans[params.tokenId].debtShares, newDebtExchangeRateX96, Math.Rounding.Up);\n        _requireLoanIsHealthy(params.tokenId, debt);\n\n        emit WithdrawCollateral(params.tokenId, owner, params.recipient, params.liquidity, amount0, amount1);\n    }"
}