{
    "Function": "leaderboard",
    "File": "contracts/tests/Leaderboard.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "IHubbleViewer",
        "IAMM",
        "IAMM",
        "IMarginAccount",
        "IClearingHouse",
        "IClearingHouse",
        "IAMM"
    ],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function leaderboard(address[] calldata traders)\n        external\n        view\n        returns(int[] memory makerMargins, int[] memory takerMargins)\n    {\n        uint numTraders = traders.length;\n        makerMargins = new int[](numTraders);\n        takerMargins = new int[](numTraders);\n        uint l = clearingHouse.getAmmsLength();\n\n        // local vars\n        IAMM amm;\n        address trader;\n        uint dToken;\n        int margin;\n        int unrealizedPnl;\n        int takerFundingPayment;\n        int makerFundingPayment;\n        bool isMaker;\n        bool isTaker;\n\n        // loop over traders and amms\n        for (uint i = 0; i < numTraders; i++) {\n            trader = traders[i];\n            for (uint j = 0; j < l; j++) {\n                amm = clearingHouse.amms(j);\n                (takerFundingPayment,makerFundingPayment,,) = amm.getPendingFundingPayment(trader);\n\n                // maker\n                (,,dToken,,,,) = amm.makers(trader);\n                if (dToken > 0) {\n                    isMaker = true;\n                    (,,unrealizedPnl) = hubbleViewer.getMakerPositionAndUnrealizedPnl(trader, j);\n                    makerMargins[i] += (unrealizedPnl - makerFundingPayment);\n                }\n\n                // taker. using dToken to save a variable\n                (dToken,unrealizedPnl) = amm.getTakerNotionalPositionAndUnrealizedPnl(trader);\n                if (dToken > 0) {\n                    isTaker = true;\n                    takerMargins[i] += (unrealizedPnl - takerFundingPayment);\n                }\n            }\n\n            margin = marginAccount.getSpotCollateralValue(trader);\n            if (isMaker) {\n                makerMargins[i] += margin;\n                isMaker = false;\n            }\n\n            if (isTaker) {\n                takerMargins[i] += margin;\n                isTaker = false;\n            }\n        }\n    }"
}