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ProposalPayload.sol
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ProposalPayload.sol
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// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity ^0.8.15;
import {OneWayBondingCurve} from "./OneWayBondingCurve.sol";
import {IAaveEcosystemReserveController} from "./external/aave/IAaveEcosystemReserveController.sol";
import {AaveV2Ethereum} from "@aave-address-book/AaveV2Ethereum.sol";
import {IERC20} from "@openzeppelin/token/ERC20/IERC20.sol";
/**
* @title Payload to approve the One Way Bonding Curve to spend predetermined aUSDC amount
* @author Llama
* @notice Provides an execute function for Aave governance to execute
* Governance Forum Post: https://governance.aave.com/t/arc-strategic-partnership-with-balancer-part-2/7813
* Snapshot: https://snapshot.org/#/aave.eth/proposal/QmVqWgpRmoEvvhvXZFepmAgYU5ZK9XpSs39MExEUpiJZw3
*/
contract ProposalPayload {
/********************************
* CONSTANTS AND IMMUTABLES *
********************************/
address public constant AUSDC_TOKEN = 0xBcca60bB61934080951369a648Fb03DF4F96263C;
OneWayBondingCurve public immutable oneWayBondingCurve;
uint256 public immutable ausdcAmount;
/*******************
* CONSTRUCTOR *
*******************/
constructor(OneWayBondingCurve _oneWayBondingCurve, uint256 _ausdcAmount) {
oneWayBondingCurve = _oneWayBondingCurve;
ausdcAmount = _ausdcAmount;
}
/*****************
* FUNCTIONS *
*****************/
/// @notice The AAVE governance executor calls this function to implement the proposal.
function execute() external {
// Approve the One Way Bonding Curve contract to spend pre-defined amount of aUSDC tokens from AAVE V2 Collector
IAaveEcosystemReserveController(AaveV2Ethereum.COLLECTOR_CONTROLLER).approve(
AaveV2Ethereum.COLLECTOR,
AUSDC_TOKEN,
address(oneWayBondingCurve),
ausdcAmount
);
}
}