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paybackOnBehalfOf added - Mainnet

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This commit is contained in:
Shriya Tyagi 2022-04-29 01:35:31 +04:00
parent a65d9dd7a6
commit 9255d1a77e
3 changed files with 69 additions and 0 deletions
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8
contracts/mainnet/connectors/aave/v3/events.sol
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@ -53,4 +53,12 @@ contract Events {
uint256 getId, uint256 getId,
uint256 setId uint256 setId
); );
event LogPaybackOnBehalfOf(
address token,
uint256 amt,
uint256 rateMode,
address onBehalfOf,
uint256 getId,
uint256 setId
);
} }

15
contracts/mainnet/connectors/aave/v3/helpers.sol
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@ -50,6 +50,21 @@ abstract contract Helpers is DSMath, Basic {
return rateMode == 1 ? stableDebt : variableDebt; return rateMode == 1 ? stableDebt : variableDebt;
} }
/**
* @dev Get OnBehalfOf user's total debt balance & fee for an asset
* @param token token address of the debt.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param rateMode Borrow rate mode (Stable = 1, Variable = 2)
*/
function getOnBehalfOfPaybackBalance(address token, uint256 rateMode, address onBehalfOf)
internal
view
returns (uint256)
{
(, uint256 stableDebt, uint256 variableDebt, , , , , , ) = aaveData
.getUserReserveData(token, onBehalfOf);
return rateMode == 1 ? stableDebt : variableDebt;
}
/** /**
* @dev Get total collateral balance for an asset * @dev Get total collateral balance for an asset
* @param token token address of the collateral.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE) * @param token token address of the collateral.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)

46
contracts/mainnet/connectors/aave/v3/main.sol
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@ -313,6 +313,52 @@ abstract contract AaveResolver is Events, Helpers {
_eventParam = abi.encode(token, _amt, rateMode, getId, setId); _eventParam = abi.encode(token, _amt, rateMode, getId, setId);
} }
/**
* @dev Payback borrowed ETH/ERC20_Token on behalf of a user.
* @notice Payback debt owed on behalf os a user.
* @param token The address of the token to payback.(For ETH: 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE)
* @param amt The amount of the token to payback. (For max: `uint256(-1)`)
* @param rateMode The type of debt paying back. (For Stable: 1, Variable: 2)
* @param onBehalfOf Address of user who's debt to repay.
* @param getId ID to retrieve amt.
* @param setId ID stores the amount of tokens paid back.
*/
function paybackOnBehalfOf(
address token,
uint256 amt,
uint256 rateMode,
address onBehalfOf,
uint256 getId,
uint256 setId
)
external
payable
returns (string memory _eventName, bytes memory _eventParam)
{
uint256 _amt = getUint(getId, amt);
AaveInterface aave = AaveInterface(aaveProvider.getPool());
bool isEth = token == ethAddr;
address _token = isEth ? wethAddr : token;
TokenInterface tokenContract = TokenInterface(_token);
_amt = _amt == uint256(-1) ? getOnBehalfOfPaybackBalance(_token, rateMode, onBehalfOf) : _amt;
if (isEth) convertEthToWeth(isEth, tokenContract, _amt);
approve(tokenContract, address(aave), _amt);
aave.repay(_token, _amt, rateMode, onBehalfOf);
setUint(setId, _amt);
_eventName = "LogPaybackOnBehalfOf(address,uint256,uint256,address,uint256,uint256)";
_eventParam = abi.encode(token, _amt, rateMode, onBehalfOf, getId, setId);
}
/** /**
* @dev Enable collateral * @dev Enable collateral
* @notice Enable an array of tokens as collateral * @notice Enable an array of tokens as collateral