{
    "Function": "_withdrawAllCollateral",
    "File": "contracts/Pool/Pool.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/utils/ReentrancyGuard.sol",
        "contracts/interfaces/IPool.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/ERC20PausableUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/utils/PausableUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/token/ERC20/IERC20Upgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol",
        "node_modules/@openzeppelin/contracts-upgradeable/proxy/Initializable.sol"
    ],
    "High-Level Calls": [
        "SafeMathUpgradeable",
        "IYield",
        "SafeMathUpgradeable",
        "SafeMathUpgradeable",
        "IPoolFactory",
        "SavingsAccountUtil"
    ],
    "Internal Calls": [],
    "Library Calls": [
        "add",
        "savingsAccountTransfer",
        "add",
        "sub"
    ],
    "Low-Level Calls": [],
    "Code": "function _withdrawAllCollateral(address _receiver, uint256 _penalty) internal {\n        address _poolSavingsStrategy = poolConstants.poolSavingsStrategy;\n        address _collateralAsset = poolConstants.collateralAsset;\n        uint256 _collateralShares = 0;\n        if (poolVariables.baseLiquidityShares.add(poolVariables.extraLiquidityShares) > _penalty) {\n            _collateralShares = poolVariables.baseLiquidityShares.add(poolVariables.extraLiquidityShares).sub(_penalty);\n        }\n        // uint256 _collateralTokens = _collateralShares;\n        uint256 _collateralTokens = IYield(_poolSavingsStrategy).getTokensForShares(_collateralShares, _collateralAsset);\n\n        poolVariables.baseLiquidityShares = _penalty;\n        delete poolVariables.extraLiquidityShares;\n\n        uint256 _sharesReceived;\n        if (_collateralShares != 0) {\n            ISavingsAccount _savingsAccount = ISavingsAccount(IPoolFactory(poolFactory).savingsAccount());\n            _sharesReceived = SavingsAccountUtil.savingsAccountTransfer(\n                _savingsAccount,\n                address(this),\n                _receiver,\n                _collateralTokens,\n                _collateralAsset,\n                _poolSavingsStrategy\n            );\n        }\n        emit CollateralWithdrawn(_receiver, _sharesReceived);\n    }"
}