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https://github.com/Instadapp/dsa-connectors.git
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50 lines
1.9 KiB
Solidity
50 lines
1.9 KiB
Solidity
pragma solidity ^0.7.0;
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import { DSMath } from "../../../common/math.sol";
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import { Basic } from "../../../common/basic.sol";
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import { AaveLendingPoolProviderInterface, AaveDataProviderInterface } from "./interface.sol";
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abstract contract Helpers is DSMath, Basic {
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/**
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* @dev Aave Lending Pool Provider
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*/
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AaveLendingPoolProviderInterface constant internal aaveProvider = AaveLendingPoolProviderInterface(0xB53C1a33016B2DC2fF3653530bfF1848a515c8c5);
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/**
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* @dev Aave Protocol Data Provider
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*/
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AaveDataProviderInterface constant internal aaveData = AaveDataProviderInterface(0x057835Ad21a177dbdd3090bB1CAE03EaCF78Fc6d);
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/**
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* @dev Aave Referral Code
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*/
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uint16 constant internal referralCode = 3228;
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/**
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* @dev Checks if collateral is enabled for an asset
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* @param token token address of the asset.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
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*/
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function getIsColl(address token) internal view returns (bool isCol) {
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(, , , , , , , , isCol) = aaveData.getUserReserveData(token, address(this));
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}
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/**
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* @dev Get total debt balance & fee for an asset
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* @param token token address of the debt.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
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* @param rateMode Borrow rate mode (Stable = 1, Variable = 2)
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*/
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function getPaybackBalance(address token, uint rateMode) internal view returns (uint) {
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(, uint stableDebt, uint variableDebt, , , , , , ) = aaveData.getUserReserveData(token, address(this));
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return rateMode == 1 ? stableDebt : variableDebt;
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}
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/**
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* @dev Get total collateral balance for an asset
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* @param token token address of the collateral.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
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*/
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function getCollateralBalance(address token) internal view returns (uint bal) {
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(bal, , , , , , , ,) = aaveData.getUserReserveData(token, address(this));
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}
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}
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