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Update compound for new mapping

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This commit is contained in:
Mubaris NK 2021-03-17 12:42:17 +05:30
parent 73d3bef659
commit fb800e27cb
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GPG Key ID: 9AC09AD0F8D68561
2 changed files with 43 additions and 36 deletions
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8
contracts/connectors/compound/interface.sol
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@ -32,13 +32,13 @@ interface ComptrollerInterface {
interface CompoundMappingInterface {
function cTokenMapping(string calldata tokenId) external view returns (address);
function getMapping(string calldata tokenId) external view returns (address, address);
}
struct LiquidateData {
address borrower;
address tokenToPay;
string tokenPayId;
address tokenInReturn;
string tokenReturnId;
uint amt;
address cTokenPay;
address cTokenColl;
CTokenInterface cTokenContract;
}

71
contracts/connectors/compound/main.sol
View File

@ -10,20 +10,19 @@ import { CETHInterface, CTokenInterface, LiquidateData } from "./interface.sol";
abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Deposit ETH/ERC20_Token.
* @param token token address to deposit.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param tokenId token id of the token to deposit.(For eg: ETH-A)
* @param amt token amount to deposit.
* @param getId Get token amount at this ID from `InstaMemory` Contract.
* @param setId Set token amount at this ID in `InstaMemory` Contract.
*/
function deposit(
address token,
string calldata tokenId,
uint amt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, amt);
address cToken = compMapping.cTokenMapping(tokenId);
(address token, address cToken) = compMapping.getMapping(tokenId);
enterMarket(cToken);
if (token == ethAddr) {
_amt = _amt == uint(-1) ? address(this).balance : _amt;
@ -42,20 +41,19 @@ abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Withdraw ETH/ERC20_Token.
* @param token token address to withdraw.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param tokenId token id of the token to withdraw.(For eg: ETH-A)
* @param amt token amount to withdraw.
* @param getId Get token amount at this ID from `InstaMemory` Contract.
* @param setId Set token amount at this ID in `InstaMemory` Contract.
*/
function withdraw(
address token,
string calldata tokenId,
uint amt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, amt);
address cToken = compMapping.cTokenMapping(tokenId);
(address token, address cToken) = compMapping.getMapping(tokenId);
CTokenInterface cTokenContract = CTokenInterface(cToken);
if (_amt == uint(-1)) {
TokenInterface tokenContract = TokenInterface(token);
@ -74,20 +72,19 @@ abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Borrow ETH/ERC20_Token.
* @param token token address to borrow.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param tokenId token id of the token to borrow.(For eg: DAI-A)
* @param amt token amount to borrow.
* @param getId Get token amount at this ID from `InstaMemory` Contract.
* @param setId Set token amount at this ID in `InstaMemory` Contract.
*/
function borrow(
address token,
string calldata tokenId,
uint amt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, amt);
address cToken = compMapping.cTokenMapping(tokenId);
(address token, address cToken) = compMapping.getMapping(tokenId);
enterMarket(cToken);
require(CTokenInterface(cToken).borrow(_amt) == 0, "borrow-failed");
setUint(setId, _amt);
@ -98,20 +95,19 @@ abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Payback borrowed ETH/ERC20_Token.
* @param token token address to payback.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param tokenId token id of the token to payback.(For eg: COMP-A)
* @param amt token amount to payback.
* @param getId Get token amount at this ID from `InstaMemory` Contract.
* @param setId Set token amount at this ID in `InstaMemory` Contract.
*/
function payback(
address token,
string calldata tokenId,
uint amt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, amt);
address cToken = compMapping.cTokenMapping(tokenId);
(address token, address cToken) = compMapping.getMapping(tokenId);
CTokenInterface cTokenContract = CTokenInterface(cToken);
_amt = _amt == uint(-1) ? cTokenContract.borrowBalanceCurrent(address(this)) : _amt;
@ -132,20 +128,19 @@ abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Deposit ETH/ERC20_Token.
* @param token token address to depositCToken.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param tokenId token id of the token to depositCToken.(For eg: DAI-A)
* @param amt token amount to depositCToken.
* @param getId Get token amount at this ID from `InstaMemory` Contract.
* @param setId Set ctoken amount at this ID in `InstaMemory` Contract.
*/
function depositCToken(
address token,
string calldata tokenId,
uint amt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, amt);
address cToken = compMapping.cTokenMapping(tokenId);
(address token, address cToken) = compMapping.getMapping(tokenId);
enterMarket(cToken);
CTokenInterface ctokenContract = CTokenInterface(cToken);
@ -161,9 +156,13 @@ abstract contract CompoundResolver is Events, Helpers {
require(ctokenContract.mint(_amt) == 0, "deposit-ctoken-failed.");
}
uint finalBal = ctokenContract.balanceOf(address(this));
uint _cAmt = finalBal - initialBal;
setUint(setId, _cAmt);
uint _cAmt;
{
uint finalBal = ctokenContract.balanceOf(address(this));
finalBal - initialBal;
setUint(setId, _cAmt);
}
_eventName = "LogDepositCToken(address,string,address,uint256,uint256,uint256,uint256)";
_eventParam = abi.encode(token, tokenId, cToken, _amt, _cAmt, getId, setId);
@ -171,20 +170,19 @@ abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Withdraw CETH/CERC20_Token using cToken Amt.
* @param token token address to withdraw CToken.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param tokenId token id of the token to withdraw CToken.(For eg: ETH-A)
* @param cTokenAmt ctoken amount to withdrawCToken.
* @param getId Get ctoken amount at this ID from `InstaMemory` Contract.
* @param setId Set token amount at this ID in `InstaMemory` Contract.
*/
function withdrawCToken(
address token,
string calldata tokenId,
uint cTokenAmt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _cAmt = getUint(getId, cTokenAmt);
address cToken = compMapping.cTokenMapping(tokenId);
(address token, address cToken) = compMapping.getMapping(tokenId);
CTokenInterface cTokenContract = CTokenInterface(cToken);
TokenInterface tokenContract = TokenInterface(token);
_cAmt = _cAmt == uint(-1) ? cTokenContract.balanceOf(address(this)) : _cAmt;
@ -206,34 +204,43 @@ abstract contract CompoundResolver is Events, Helpers {
/**
* @dev Liquidate a position.
* @param data Liquidation data
* @param borrower Borrower's Address.
* @param tokenIdToPay token id of the token to pay for liquidation.(For eg: ETH-A)
* @param tokenIdInReturn token id of the token to return for liquidation.(For eg: USDC-A)
* @param amt token amount to pay for liquidation.
* @param getId Get token amount at this ID from `InstaMemory` Contract.
* @param setId Set token amount at this ID in `InstaMemory` Contract.
*/
function liquidate(
LiquidateData calldata data,
address borrower,
string calldata tokenIdToPay,
string calldata tokenIdInReturn,
uint amt,
uint getId,
uint setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, data.amt);
address cTokenPay = compMapping.cTokenMapping(data.tokenPayId);
address cTokenColl = compMapping.cTokenMapping(data.tokenReturnId);
CTokenInterface cTokenContract = CTokenInterface(cTokenPay);
uint _amt = getUint(getId, amt);
LiquidateData memory data;
(data.tokenToPay, data.cTokenPay) = compMapping.getMapping(tokenIdToPay);
(data.tokenInReturn, data.cTokenColl) = compMapping.getMapping(tokenIdInReturn);
data.cTokenContract = CTokenInterface(data.cTokenPay);
{
(,, uint shortfal) = troller.getAccountLiquidity(data.borrower);
(,, uint shortfal) = troller.getAccountLiquidity(borrower);
require(shortfal != 0, "account-cannot-be-liquidated");
_amt = _amt == uint(-1) ? data.cTokenContract.borrowBalanceCurrent(borrower) : _amt;
}
_amt = _amt == uint(-1) ? cTokenContract.borrowBalanceCurrent(data.borrower) : _amt;
if (data.tokenToPay == ethAddr) {
require(address(this).balance >= _amt, "not-enought-eth");
CETHInterface(cTokenPay).liquidateBorrow{value: _amt}(data.borrower, cTokenColl);
CETHInterface(data.cTokenPay).liquidateBorrow{value: _amt}(borrower, data.cTokenColl);
} else {
TokenInterface tokenContract = TokenInterface(data.tokenToPay);
require(tokenContract.balanceOf(address(this)) >= _amt, "not-enough-token");
tokenContract.approve(cTokenPay, _amt);
require(cTokenContract.liquidateBorrow(data.borrower, _amt, cTokenColl) == 0, "liquidate-failed");
tokenContract.approve(data.cTokenPay, _amt);
require(data.cTokenContract.liquidateBorrow(borrower, _amt, data.cTokenColl) == 0, "liquidate-failed");
}
setUint(setId, _amt);