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feat: add repayOnBehalf

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Shriya Tyagi 2024-06-04 20:01:29 +05:30
parent f72bc33e30
commit 03b5efce2b
1 changed files with 60 additions and 0 deletions
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60
contracts/mainnet/connectors/compound/v2/main.sol
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@ -206,6 +206,46 @@ abstract contract CompoundResolver is Events, Helpers {
_eventParam = abi.encode(token, cToken, _amt, getId, setId);
}
/**
* @dev Payback borrowed ETH/ERC20_Token.
* @notice Payback debt owed.
* @param token The address of the token to payback. (For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param cToken The address of the corresponding cToken.
* @param amt The amount of the token to payback. (For max: `uint256(-1)`)
* @param borrower The address whose debt needs to be repaid.
* @param getId ID to retrieve amt.
* @param setId ID stores the amount of tokens paid back.
*/
function paybackRawOnBehalf(
address token,
address cToken,
uint256 amt,
address borrower,
uint256 getId,
uint256 setId
) public payable returns (string memory _eventName, bytes memory _eventParam) {
uint _amt = getUint(getId, amt);
require(token != address(0) && cToken != address(0), "invalid token/ctoken address");
CTokenInterface cTokenContract = CTokenInterface(cToken);
_amt = _amt == uint(-1) ? cTokenContract.borrowBalanceCurrent(borrower) : _amt;
if (token == ethAddr) {
require(address(this).balance >= _amt, "not-enough-eth");
CETHInterface(cToken).repayBorrowBehalf{value: _amt}(borrower);
} else {
TokenInterface tokenContract = TokenInterface(token);
require(tokenContract.balanceOf(address(this)) >= _amt, "not-enough-token");
approve(tokenContract, cToken, _amt);
require(cTokenContract.repayBorrowBehalf(borrower, _amt) == 0, "repay-failed.");
}
setUint(setId, _amt);
_eventName = "LogPaybackOnBehalf(address,address,uint256,address,uint256,uint256)";
_eventParam = abi.encode(token, cToken, _amt, borrower, getId, setId);
}
/**
* @dev Payback borrowed ETH/ERC20_Token using the Mapping.
* @notice Payback debt owed.
@ -224,6 +264,26 @@ abstract contract CompoundResolver is Events, Helpers {
(_eventName, _eventParam) = paybackRaw(token, cToken, amt, getId, setId);
}
/**
* @dev Payback borrowed ETH/ERC20_Token using the Mapping.
* @notice Payback debt owed.
* @param tokenId The token id of the token to payback.(For eg: COMP-A)
* @param amt The amount of the token to payback. (For max: `uint256(-1)`)
* @param borrower The address whose debt needs to be repaid.
* @param getId ID to retrieve amt.
* @param setId ID stores the amount of tokens paid back.
*/
function paybackOnBehalf(
string calldata tokenId,
uint256 amt,
address borrower,
uint256 getId,
uint256 setId
) external payable returns (string memory _eventName, bytes memory _eventParam) {
(address token, address cToken) = compMapping.getMapping(tokenId);
(_eventName, _eventParam) = paybackRawOnBehalf(token, cToken, amt, borrower, getId, setId);
}
/**
* @dev Deposit ETH/ERC20_Token.
* @notice Same as depositRaw. The only difference is this method stores cToken amount in set ID.