DeFi Liquidation

Smart Contract Integration

// Liquidation Executor Contract
contract LiquidationExecutor {
    // Monitor Aave V3 positions
    function monitorAavePosition(
        address user
    ) external {
        (
            , ,
            address collateral,
            address debt,
            uint256 collateralAmount,
            uint256 borrowedAmount,
            ,
            uint64 healthFactor,
            ,
            
        ) = IAaveV3(aavePool).getUserAccountData(user);
        
        // Check if position is liquidatable
        if (healthFactor < HEALTH_FACTOR_LIQUIDATION_THRESHOLD) {
            uint256 maxLiquidation = calculateMaxLiquidation(collateral, debt, healthFactor);
            executeLiquidation(user, collateral, debt, maxLiquidation);
        }
    }
    
    // Execute liquidation with priority
    function executeLiquidation(
        address user,
        address collateral,
        address debt,
        uint256 amount
    ) internal {
        // Submit to Flashbots for MEV protection
        flashbots.submitBundle(
            buildBundle(user, collateral, debt, amount),
            FlashbotsPriority.GAS_PRICE_200_GWEI
        );
    }
}