{
    "Function": "addMargin",
    "File": "contracts/Trading.sol",
    "Parent Contracts": [
        "contracts/interfaces/ITrading.sol",
        "contracts/utils/MetaContext.sol",
        "node_modules/@openzeppelin/contracts/access/Ownable.sol",
        "node_modules/@openzeppelin/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [
        "IPosition",
        "IPairsContract",
        "IPosition"
    ],
    "Internal Calls": [
        "revert()",
        "revert(string)",
        "_checkVault",
        "_handleDeposit",
        "_checkOwner",
        "_validateProxy"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function addMargin(\n        uint256 _id,\n        address _marginAsset,\n        address _stableVault,\n        uint256 _addMargin,\n        ERC20PermitData calldata _permitData,\n        address _trader\n    )\n        external\n    {\n        _validateProxy(_trader);\n        _checkOwner(_id, _trader);\n        _checkVault(_stableVault, _marginAsset);\n        IPosition.Trade memory _trade = position.trades(_id);\n        if (_trade.orderType != 0) revert(); //IsLimit\n        IPairsContract.Asset memory asset = pairsContract.idToAsset(_trade.asset);\n        _handleDeposit(_trade.tigAsset, _marginAsset, _addMargin, _stableVault, _permitData, _trader);\n        unchecked {\n            uint256 _newMargin = _trade.margin + _addMargin;\n            uint256 _newLeverage = _trade.margin * _trade.leverage / _newMargin;\n            if (_newLeverage < asset.minLeverage) revert(\"!lev\");\n            position.modifyMargin(_id, _newMargin, _newLeverage);\n            emit MarginModified(_id, _newMargin, _newLeverage, true, _trader);\n        }\n    }"
}