{
    "Function": "build",
    "File": "contracts/collateral/OverlayV1OVLCollateral.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/token/ERC1155/extensions/ERC1155Supply.sol",
        "node_modules/@openzeppelin/contracts/token/ERC1155/ERC1155.sol",
        "node_modules/@openzeppelin/contracts/interfaces/draft-IERC6093.sol",
        "node_modules/@openzeppelin/contracts/token/ERC1155/extensions/IERC1155MetadataURI.sol",
        "node_modules/@openzeppelin/contracts/token/ERC1155/IERC1155.sol",
        "node_modules/@openzeppelin/contracts/utils/introspection/ERC165.sol",
        "node_modules/@openzeppelin/contracts/utils/introspection/IERC165.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "IOverlayTokenNew",
        "IOverlayV1Mothership",
        "IOverlayV1Market"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)",
        "getCurrentBlockPositionId",
        "_mint",
        "require(bool,string)"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function build (\n        address _market,\n        uint256 _collateral,\n        uint256 _leverage,\n        bool _isLong,\n        uint256 _oiMinimum\n    ) external returns (\n        uint positionId_\n    ) {\n\n        require(mothership.marketActive(_market), \"OVLV1:!market\");\n        require(_leverage <= marketInfo[_market].maxLeverage, \"OVLV1:lev>max\");\n\n        (   uint _oiAdjusted,\n            uint _collateralAdjusted,\n            uint _debtAdjusted,\n            uint _fee,\n            uint _impact,\n            uint _pricePointNext ) = IOverlayV1Market(_market)\n                .enterOI(\n                    _isLong,\n                    _collateral,\n                    _leverage\n                );\n\n        require(_oiAdjusted >= _oiMinimum, \"OVLV1:oi<min\");\n\n        uint _positionId = getCurrentBlockPositionId(\n            _market,\n            _isLong,\n            _leverage,\n            _pricePointNext\n        );\n\n        Position.Info storage pos = positions[_positionId];\n\n        pos.oiShares += _oiAdjusted;\n        pos.cost += _collateralAdjusted;\n        pos.debt += _debtAdjusted;\n\n        fees += _fee;\n\n        emit Build(_market, _positionId, _oiAdjusted, _debtAdjusted);\n\n        ovl.transferFromBurn(msg.sender, address(this), _collateralAdjusted + _fee, _impact);\n\n        // ovl.burn(msg.sender, _impact);\n\n        _mint(msg.sender, _positionId, _oiAdjusted, \"\"); // WARNING: last b/c erc1155 callback\n\n        positionId_ = _positionId;\n\n    }"
}