{
    "Function": "_closePosition",
    "File": "contracts/TradingExtension.sol",
    "Parent Contracts": [
        "node_modules/@openzeppelin/contracts/access/Ownable.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "TradingLibrary",
        "IPosition"
    ],
    "Internal Calls": [
        "modifyLongOi",
        "modifyShortOi",
        "onlyProtocol"
    ],
    "Library Calls": [
        "pnl"
    ],
    "Low-Level Calls": [],
    "Code": "function _closePosition(\n        uint _id,\n        uint _price,\n        uint _percent\n    ) external onlyProtocol returns (IPosition.Trade memory _trade, uint256 _positionSize, int256 _payout) {\n        _trade = position.trades(_id);\n        (_positionSize, _payout) = TradingLibrary.pnl(_trade.direction, _price, _trade.price, _trade.margin, _trade.leverage, _trade.accInterest);\n\n        unchecked {\n            if (_trade.direction) {\n                modifyLongOi(_trade.asset, _trade.tigAsset, false, (_trade.margin*_trade.leverage/1e18)*_percent/DIVISION_CONSTANT);\n            } else {\n                modifyShortOi(_trade.asset, _trade.tigAsset, false, (_trade.margin*_trade.leverage/1e18)*_percent/DIVISION_CONSTANT);     \n            }\n        }\n    }"
}