dsa-polygon-migration/contracts/implementations/aave-v2-migrator/helpers.sol

pragma solidity ^0.7.0;

import { DSMath } from "../../common/math.sol";
import { Stores } from "../../common/stores.sol";

import { 
    AaveLendingPoolProviderInterface,
    AaveDataProviderInterface,
    AaveInterface
} from "./interfaces.sol";

abstract contract Helpers is DSMath, Stores {
    /**
     * @dev Aave referal code
     */
    uint16 constant internal referralCode = 3228;

    /**
     * @dev Aave Provider (TODO - Replace the address)
     */
    AaveLendingPoolProviderInterface constant internal aaveProvider = AaveLendingPoolProviderInterface(0xB53C1a33016B2DC2fF3653530bfF1848a515c8c5);

    /**
     * @dev Aave Data Provider (TODO - Replace the address)
     */
    AaveDataProviderInterface constant internal aaveData = AaveDataProviderInterface(0x057835Ad21a177dbdd3090bB1CAE03EaCF78Fc6d);

    function getIsColl(address token) internal view returns (bool isCol) {
        (, , , , , , , , isCol) = aaveData.getUserReserveData(token, address(this));
    }
}