{
    "Function": "placeOffer",
    "File": "contracts/rubiconPools/BathToken.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "IRubiconMarket",
        "SafeMath"
    ],
    "Internal Calls": [
        "underlyingBalance",
        "onlyPair"
    ],
    "Library Calls": [
        "add"
    ],
    "Low-Level Calls": [],
    "Code": "function placeOffer(\n        uint256 pay_amt,\n        ERC20 pay_gem,\n        uint256 buy_amt,\n        ERC20 buy_gem\n    ) external onlyPair returns (uint256) {\n        // Place an offer in RubiconMarket\n        // If incomplete offer return 0\n        if (\n            pay_amt == 0 ||\n            pay_gem == ERC20(0) ||\n            buy_amt == 0 ||\n            buy_gem == ERC20(0)\n        ) {\n            return 0;\n        }\n\n        uint256 id = IRubiconMarket(RubiconMarketAddress).offer(\n            pay_amt,\n            pay_gem,\n            buy_amt,\n            buy_gem,\n            0,\n            false\n        );\n        outstandingAmount = outstandingAmount.add(pay_amt);\n\n        emit LogPoolOffer(\n            id,\n            IERC20(underlyingToken),\n            underlyingBalance(),\n            outstandingAmount,\n            totalSupply\n        );\n        return (id);\n    }"
}