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UiIncentiveDataProviderV3.sol
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UiIncentiveDataProviderV3.sol
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// SPDX-License-Identifier: BUSL-1.1
pragma solidity ^0.8.10;
import {IERC20Detailed} from '../dependencies/openzeppelin/contracts/IERC20Detailed.sol';
import {IPoolAddressesProvider} from '../interfaces/IPoolAddressesProvider.sol';
import {IPool} from '../interfaces/IPool.sol';
import {IncentivizedERC20} from '../protocol/tokenization/base/IncentivizedERC20.sol';
import {UserConfiguration} from '../../contracts/protocol/libraries/configuration/UserConfiguration.sol';
import {DataTypes} from '../protocol/libraries/types/DataTypes.sol';
import {IRewardsController} from '../rewards/interfaces/IRewardsController.sol';
import {IEACAggregatorProxy} from './interfaces/IEACAggregatorProxy.sol';
import {IUiIncentiveDataProviderV3} from './interfaces/IUiIncentiveDataProviderV3.sol';
contract UiIncentiveDataProviderV3 is IUiIncentiveDataProviderV3 {
using UserConfiguration for DataTypes.UserConfigurationMap;
function getFullReservesIncentiveData(
IPoolAddressesProvider provider,
address user
)
external
view
override
returns (AggregatedReserveIncentiveData[] memory, UserReserveIncentiveData[] memory)
{
return (_getReservesIncentivesData(provider), _getUserReservesIncentivesData(provider, user));
}
function getReservesIncentivesData(
IPoolAddressesProvider provider
) external view override returns (AggregatedReserveIncentiveData[] memory) {
return _getReservesIncentivesData(provider);
}
function _getReservesIncentivesData(
IPoolAddressesProvider provider
) private view returns (AggregatedReserveIncentiveData[] memory) {
IPool pool = IPool(provider.getPool());
address[] memory reserves = pool.getReservesList();
AggregatedReserveIncentiveData[]
memory reservesIncentiveData = new AggregatedReserveIncentiveData[](reserves.length);
// Iterate through the reserves to get all the information from the (a/s/v) Tokens
for (uint256 i = 0; i < reserves.length; i++) {
AggregatedReserveIncentiveData memory reserveIncentiveData = reservesIncentiveData[i];
reserveIncentiveData.underlyingAsset = reserves[i];
DataTypes.ReserveDataLegacy memory baseData = pool.getReserveData(reserves[i]);
// Get aTokens rewards information
IRewardsController aTokenIncentiveController = IRewardsController(
address(IncentivizedERC20(baseData.aTokenAddress).getIncentivesController())
);
RewardInfo[] memory aRewardsInformation;
if (address(aTokenIncentiveController) != address(0)) {
address[] memory aTokenRewardAddresses = aTokenIncentiveController.getRewardsByAsset(
baseData.aTokenAddress
);
aRewardsInformation = new RewardInfo[](aTokenRewardAddresses.length);
for (uint256 j = 0; j < aTokenRewardAddresses.length; ++j) {
RewardInfo memory rewardInformation;
rewardInformation.rewardTokenAddress = aTokenRewardAddresses[j];
(
rewardInformation.tokenIncentivesIndex,
rewardInformation.emissionPerSecond,
rewardInformation.incentivesLastUpdateTimestamp,
rewardInformation.emissionEndTimestamp
) = aTokenIncentiveController.getRewardsData(
baseData.aTokenAddress,
rewardInformation.rewardTokenAddress
);
rewardInformation.precision = aTokenIncentiveController.getAssetDecimals(
baseData.aTokenAddress
);
rewardInformation.rewardTokenDecimals = IERC20Detailed(
rewardInformation.rewardTokenAddress
).decimals();
rewardInformation.rewardTokenSymbol = IERC20Detailed(rewardInformation.rewardTokenAddress)
.symbol();
// Get price of reward token from Chainlink Proxy Oracle
rewardInformation.rewardOracleAddress = aTokenIncentiveController.getRewardOracle(
rewardInformation.rewardTokenAddress
);
rewardInformation.priceFeedDecimals = IEACAggregatorProxy(
rewardInformation.rewardOracleAddress
).decimals();
rewardInformation.rewardPriceFeed = IEACAggregatorProxy(
rewardInformation.rewardOracleAddress
).latestAnswer();
aRewardsInformation[j] = rewardInformation;
}
}
reserveIncentiveData.aIncentiveData = IncentiveData(
baseData.aTokenAddress,
address(aTokenIncentiveController),
aRewardsInformation
);
// Get vTokens rewards information
IRewardsController vTokenIncentiveController = IRewardsController(
address(IncentivizedERC20(baseData.variableDebtTokenAddress).getIncentivesController())
);
RewardInfo[] memory vRewardsInformation;
if (address(vTokenIncentiveController) != address(0)) {
address[] memory vTokenRewardAddresses = vTokenIncentiveController.getRewardsByAsset(
baseData.variableDebtTokenAddress
);
vRewardsInformation = new RewardInfo[](vTokenRewardAddresses.length);
for (uint256 j = 0; j < vTokenRewardAddresses.length; ++j) {
RewardInfo memory rewardInformation;
rewardInformation.rewardTokenAddress = vTokenRewardAddresses[j];
(
rewardInformation.tokenIncentivesIndex,
rewardInformation.emissionPerSecond,
rewardInformation.incentivesLastUpdateTimestamp,
rewardInformation.emissionEndTimestamp
) = vTokenIncentiveController.getRewardsData(
baseData.variableDebtTokenAddress,
rewardInformation.rewardTokenAddress
);
rewardInformation.precision = vTokenIncentiveController.getAssetDecimals(
baseData.variableDebtTokenAddress
);
rewardInformation.rewardTokenDecimals = IERC20Detailed(
rewardInformation.rewardTokenAddress
).decimals();
rewardInformation.rewardTokenSymbol = IERC20Detailed(rewardInformation.rewardTokenAddress)
.symbol();
// Get price of reward token from Chainlink Proxy Oracle
rewardInformation.rewardOracleAddress = vTokenIncentiveController.getRewardOracle(
rewardInformation.rewardTokenAddress
);
rewardInformation.priceFeedDecimals = IEACAggregatorProxy(
rewardInformation.rewardOracleAddress
).decimals();
rewardInformation.rewardPriceFeed = IEACAggregatorProxy(
rewardInformation.rewardOracleAddress
).latestAnswer();
vRewardsInformation[j] = rewardInformation;
}
}
reserveIncentiveData.vIncentiveData = IncentiveData(
baseData.variableDebtTokenAddress,
address(vTokenIncentiveController),
vRewardsInformation
);
}
return (reservesIncentiveData);
}
function getUserReservesIncentivesData(
IPoolAddressesProvider provider,
address user
) external view override returns (UserReserveIncentiveData[] memory) {
return _getUserReservesIncentivesData(provider, user);
}
function _getUserReservesIncentivesData(
IPoolAddressesProvider provider,
address user
) private view returns (UserReserveIncentiveData[] memory) {
IPool pool = IPool(provider.getPool());
address[] memory reserves = pool.getReservesList();
UserReserveIncentiveData[] memory userReservesIncentivesData = new UserReserveIncentiveData[](
user != address(0) ? reserves.length : 0
);
for (uint256 i = 0; i < reserves.length; i++) {
DataTypes.ReserveDataLegacy memory baseData = pool.getReserveData(reserves[i]);
// user reserve data
userReservesIncentivesData[i].underlyingAsset = reserves[i];
IRewardsController aTokenIncentiveController = IRewardsController(
address(IncentivizedERC20(baseData.aTokenAddress).getIncentivesController())
);
if (address(aTokenIncentiveController) != address(0)) {
// get all rewards information from the asset
address[] memory aTokenRewardAddresses = aTokenIncentiveController.getRewardsByAsset(
baseData.aTokenAddress
);
UserRewardInfo[] memory aUserRewardsInformation = new UserRewardInfo[](
aTokenRewardAddresses.length
);
for (uint256 j = 0; j < aTokenRewardAddresses.length; ++j) {
UserRewardInfo memory userRewardInformation;
userRewardInformation.rewardTokenAddress = aTokenRewardAddresses[j];
userRewardInformation.tokenIncentivesUserIndex = aTokenIncentiveController
.getUserAssetIndex(
user,
baseData.aTokenAddress,
userRewardInformation.rewardTokenAddress
);
userRewardInformation.userUnclaimedRewards = aTokenIncentiveController
.getUserAccruedRewards(user, userRewardInformation.rewardTokenAddress);
userRewardInformation.rewardTokenDecimals = IERC20Detailed(
userRewardInformation.rewardTokenAddress
).decimals();
userRewardInformation.rewardTokenSymbol = IERC20Detailed(
userRewardInformation.rewardTokenAddress
).symbol();
// Get price of reward token from Chainlink Proxy Oracle
userRewardInformation.rewardOracleAddress = aTokenIncentiveController.getRewardOracle(
userRewardInformation.rewardTokenAddress
);
userRewardInformation.priceFeedDecimals = IEACAggregatorProxy(
userRewardInformation.rewardOracleAddress
).decimals();
userRewardInformation.rewardPriceFeed = IEACAggregatorProxy(
userRewardInformation.rewardOracleAddress
).latestAnswer();
aUserRewardsInformation[j] = userRewardInformation;
}
userReservesIncentivesData[i].aTokenIncentivesUserData = UserIncentiveData(
baseData.aTokenAddress,
address(aTokenIncentiveController),
aUserRewardsInformation
);
}
// variable debt token
IRewardsController vTokenIncentiveController = IRewardsController(
address(IncentivizedERC20(baseData.variableDebtTokenAddress).getIncentivesController())
);
if (address(vTokenIncentiveController) != address(0)) {
// get all rewards information from the asset
address[] memory vTokenRewardAddresses = vTokenIncentiveController.getRewardsByAsset(
baseData.variableDebtTokenAddress
);
UserRewardInfo[] memory vUserRewardsInformation = new UserRewardInfo[](
vTokenRewardAddresses.length
);
for (uint256 j = 0; j < vTokenRewardAddresses.length; ++j) {
UserRewardInfo memory userRewardInformation;
userRewardInformation.rewardTokenAddress = vTokenRewardAddresses[j];
userRewardInformation.tokenIncentivesUserIndex = vTokenIncentiveController
.getUserAssetIndex(
user,
baseData.variableDebtTokenAddress,
userRewardInformation.rewardTokenAddress
);
userRewardInformation.userUnclaimedRewards = vTokenIncentiveController
.getUserAccruedRewards(user, userRewardInformation.rewardTokenAddress);
userRewardInformation.rewardTokenDecimals = IERC20Detailed(
userRewardInformation.rewardTokenAddress
).decimals();
userRewardInformation.rewardTokenSymbol = IERC20Detailed(
userRewardInformation.rewardTokenAddress
).symbol();
// Get price of reward token from Chainlink Proxy Oracle
userRewardInformation.rewardOracleAddress = vTokenIncentiveController.getRewardOracle(
userRewardInformation.rewardTokenAddress
);
userRewardInformation.priceFeedDecimals = IEACAggregatorProxy(
userRewardInformation.rewardOracleAddress
).decimals();
userRewardInformation.rewardPriceFeed = IEACAggregatorProxy(
userRewardInformation.rewardOracleAddress
).latestAnswer();
vUserRewardsInformation[j] = userRewardInformation;
}
userReservesIncentivesData[i].vTokenIncentivesUserData = UserIncentiveData(
baseData.variableDebtTokenAddress,
address(aTokenIncentiveController),
vUserRewardsInformation
);
}
}
return (userReservesIncentivesData);
}
}