dsa-connectors/contracts/mainnet/connectors/compound/helpers.sol
2021-08-05 13:00:04 +05:30

36 lines
1.1 KiB
Solidity

pragma solidity ^0.7.0;
import { DSMath } from "../../common/math.sol";
import { Basic } from "../../common/basic.sol";
import { ComptrollerInterface, CompoundMappingInterface } from "./interface.sol";
abstract contract Helpers is DSMath, Basic {
/**
* @dev Compound Comptroller
*/
ComptrollerInterface internal constant troller = ComptrollerInterface(0x3d9819210A31b4961b30EF54bE2aeD79B9c9Cd3B);
/**
* @dev Compound Mapping
*/
CompoundMappingInterface internal constant compMapping = CompoundMappingInterface(0xe7a85d0adDB972A4f0A4e57B698B37f171519e88);
/**
* @dev enter compound market
*/
function enterMarket(address cToken) internal {
address[] memory markets = troller.getAssetsIn(address(this));
bool isEntered = false;
for (uint i = 0; i < markets.length; i++) {
if (markets[i] == cToken) {
isEntered = true;
}
}
if (!isEntered) {
address[] memory toEnter = new address[](1);
toEnter[0] = cToken;
troller.enterMarkets(toEnter);
}
}
}