Instadapp/smart-contract
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compound ratio done

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This commit is contained in:
Samyak Jain 2019-06-16 18:18:07 +05:30
parent 1147cff4b1
commit d4b16eb0e2
1 changed files with 24 additions and 5 deletions
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29
contracts/ProxyLogics/InstaBridge.sol
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@ -70,6 +70,7 @@ interface CTokenInterface {
function supplyRatePerBlock() external view returns (uint);
function totalReserves() external view returns (uint);
function reserveFactorMantissa() external view returns (uint);
function borrowBalanceCurrent(address account) external returns (uint);
function totalSupply() external view returns (uint256);
function balanceOf(address owner) external view returns (uint256 balance);
@ -366,11 +367,11 @@ contract MakerHelper is Helper {
uint daiFeeAmt = daiEx.getTokenToEthOutputPrice(mkrEx.getEthToTokenOutputPrice(mkrFee));
daiAmt = add(_wad, daiFeeAmt);
uint daiCompOracle = CompOracleInterface(getCompOracleAddress()).getUnderlyingPrice(getCDAIAddress()); // DAI in ETH
uint debtInEth = wmul(daiAmt, daiCompOracle);
(uint ethCol,) = getCDPStats(cup);
uint ratio = wdiv(debtInEth, ethCol);
require(ratio < 740000000000000000, "Ratio above 74%");
// uint daiCompOracle = CompOracleInterface(getCompOracleAddress()).getUnderlyingPrice(getCDAIAddress()); // DAI in ETH
// uint debtInEth = wmul(daiAmt, daiCompOracle);
// (uint ethCol,) = getCDPStats(cup);
// uint ratio = wdiv(debtInEth, ethCol);
// require(ratio < 740000000000000000, "Ratio above 74%");
BridgeInterface(getBridgeAddress()).transferDAI(daiAmt);
@ -417,11 +418,29 @@ contract MakerHelper is Helper {
contract CompoundHelper is MakerHelper {
address[] public cTokenAddr;
event LogMint(address erc20, address cErc20, uint tokenAmt, address owner);
event LogRedeem(address erc20, address cErc20, uint tokenAmt, address owner);
event LogBorrow(address erc20, address cErc20, uint tokenAmt, address owner);
event LogRepay(address erc20, address cErc20, uint tokenAmt, address owner);
function getCompRatio() public returns (uint totalSupply, uint totalBorrow, uint ratio) {
for (uint i = 0; i < cTokenAddr.length; i++) {
CTokenInterface cTokenContract = CTokenInterface(cTokenAddr[i]);
uint tokenPriceInEth = CompOracleInterface(getCompOracleAddress()).getUnderlyingPrice(cTokenAddr[i]);
uint cTokenBal = cTokenContract.balanceOf(address(this));
uint cTokenExchangeRate = cTokenContract.exchangeRateCurrent();
uint tokenSupply = wmul(cTokenBal, cTokenExchangeRate);
uint supplyInEth = wmul(tokenSupply, tokenPriceInEth);
uint tokenBorrowed = cTokenContract.borrowBalanceCurrent(address(this));
uint borrowInEth = wmul(tokenBorrowed, tokenPriceInEth);
totalSupply += supplyInEth;
totalBorrow += borrowInEth;
}
ratio = wdiv(totalBorrow, totalSupply);
}
function getCompoundStats() internal returns (uint ethCol, uint daiDebt, bool isOk) {
CTokenInterface cEthContract = CTokenInterface(getCETHAddress());
CERC20Interface cDaiContract = CERC20Interface(getCDAIAddress());