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https://github.com/Instadapp/dsa-resolvers-deprecated.git
synced 2024-07-29 22:38:16 +00:00
Updated Aave power resolvers
This commit is contained in:
Thrilok Kumar
parent
bb1ab33d0c
commit
2ac476c48b
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@ -29,6 +29,13 @@ interface AaveInterface {
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interface AaveProviderInterface {
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function getLendingPool() external view returns (address);
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function getLendingPoolCore() external view returns (address);
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function getPriceOracle() external view returns (address);
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}
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interface AaveCoreInterface {
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function getReserveATokenAddress(address _reserve) external view returns (address);
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function getUserBorrowBalances(address _reserve, address _user) external view returns (uint256, uint256, uint256);
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}
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interface ChainLinkInterface {
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@ -36,7 +43,54 @@ interface ChainLinkInterface {
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function decimals() external view returns (uint256);
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}
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contract Helpers {
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interface ATokenInterface {
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function balanceOf(address _user) external view returns(uint256);
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}
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interface AavePriceInterface {
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function getAssetPrice(address _asset) external view returns (uint256);
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function getAssetsPrices(address[] calldata _assets) external view returns(uint256[] memory);
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function getSourceOfAsset(address _asset) external view returns(address);
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function getFallbackOracle() external view returns(address);
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}
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contract DSMath {
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function add(uint x, uint y) internal pure returns (uint z) {
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require((z = x + y) >= x, "math-not-safe");
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}
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function sub(uint x, uint y) internal pure returns (uint z) {
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z = x - y <= x ? x - y : 0;
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}
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function mul(uint x, uint y) internal pure returns (uint z) {
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require(y == 0 || (z = x * y) / y == x, "math-not-safe");
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}
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uint constant WAD = 10 ** 18;
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uint constant RAY = 10 ** 27;
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function rmul(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, y), RAY / 2) / RAY;
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}
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function wmul(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, y), WAD / 2) / WAD;
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}
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function rdiv(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, RAY), y / 2) / y;
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}
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function wdiv(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, WAD), y / 2) / y;
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}
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}
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contract Helpers is DSMath {
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struct AaveData {
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uint collateral;
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@ -67,19 +121,41 @@ contract Helpers {
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return 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419; //mainnet
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// return 0x9326BFA02ADD2366b30bacB125260Af641031331; //kovan
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}
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struct TokenPrice {
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uint priceInEth;
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uint priceInUsd;
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}
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}
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contract InstaAaveV1PowerResolver is Helpers {
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function getEthPrice() public view returns (uint ethPrice) {
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ethPrice = uint(ChainLinkInterface(getChainlinkEthFeed()).latestAnswer());
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}
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function getTokensPrices(address[] memory tokens)
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public view returns(TokenPrice[] memory tokenPrices, uint ethPrice) {
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AaveProviderInterface AaveProvider = AaveProviderInterface(getAaveProviderAddress());
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uint[] memory _tokenPrices = AavePriceInterface(AaveProvider.getPriceOracle()).getAssetsPrices(tokens);
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ethPrice = uint(ChainLinkInterface(getChainlinkEthFeed()).latestAnswer());
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tokenPrices = new TokenPrice[](_tokenPrices.length);
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for (uint i = 0; i < _tokenPrices.length; i++) {
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tokenPrices[i] = TokenPrice(
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_tokenPrices[i],
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wmul(_tokenPrices[i], uint(ethPrice) * 10 ** 10)
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);
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}
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}
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function getAaveDataByReserve(address[] memory owners, address reserve, AaveInterface aave) public view returns (AaveData[] memory) {
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function getAaveDataByReserve(address[] memory owners, address reserve, address atoken, AaveCoreInterface aaveCore) public view returns (AaveData[] memory) {
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AaveData[] memory tokensData = new AaveData[](owners.length);
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ATokenInterface atokenContract = ATokenInterface(atoken);
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for (uint i = 0; i < owners.length; i++) {
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(uint collateral, uint debt,,,,,,,,) = aave.getUserReserveData(reserve, owners[i]);
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(,uint debt,) = aaveCore.getUserBorrowBalances(reserve, owners[i]);
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tokensData[i] = AaveData(
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collateral,
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atokenContract.balanceOf(owners[i]),
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debt
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);
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}
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@ -87,20 +163,22 @@ contract InstaAaveV1PowerResolver is Helpers {
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return tokensData;
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}
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function getPositionByAddress(
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address[] memory owners,
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address[] memory reserves
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function getPositionByReserves(
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address[] calldata owners,
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address[] calldata reserves,
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address[] calldata atokens
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)
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public
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external
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view
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returns (datas[] memory)
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{
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AaveProviderInterface AaveProvider = AaveProviderInterface(getAaveProviderAddress());
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AaveInterface aave = AaveInterface(AaveProvider.getLendingPool());
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AaveCoreInterface aaveCore = AaveCoreInterface(AaveProvider.getLendingPoolCore());
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// AaveInterface aave = AaveInterface(AaveProvider.getLendingPool());
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datas[] memory _data = new datas[](reserves.length);
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for (uint i = 0; i < reserves.length; i++) {
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_data[i] = datas(
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getAaveDataByReserve(owners, reserves[i], aave)
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getAaveDataByReserve(owners, reserves[i], atokens[i], aaveCore)
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);
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}
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return _data;
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@ -13,6 +13,12 @@ interface AaveProtocolDataProvider {
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uint40 stableRateLastUpdated,
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bool usageAsCollateralEnabled
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);
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function getReserveTokensAddresses(address _asset) external view returns (
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address aTokenAddress,
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address stableDebtTokenAddress,
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address variableDebtTokenAddress
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);
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}
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interface AaveLendingPool {
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@ -36,9 +42,42 @@ interface ChainLinkInterface {
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function decimals() external view returns (uint256);
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}
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contract Helpers {
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interface AavePriceOracle {
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function getAssetsPrices(address[] calldata _assets) external view returns(uint256[] memory);
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}
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interface ATokenInterface {
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function balanceOf(address _user) external view returns(uint256);
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}
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contract DSMath {
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function add(uint x, uint y) internal pure returns (uint z) {
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require((z = x + y) >= x, "math-not-safe");
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}
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function mul(uint x, uint y) internal pure returns (uint z) {
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require(y == 0 || (z = x * y) / y == x, "math-not-safe");
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}
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uint constant WAD = 10 ** 18;
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function wmul(uint x, uint y) internal pure returns (uint z) {
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z = add(mul(x, y), WAD / 2) / WAD;
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}
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}
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contract Helpers is DSMath {
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struct AaveData {
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uint collateral;
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uint stableDebt;
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uint variableDebt;
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}
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struct AaveEthData {
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uint collateral;
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uint debt;
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}
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@ -52,6 +91,18 @@ contract Helpers {
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AaveData[] tokensData;
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}
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struct AtokenAddress {
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address token;
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address atoken;
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address stableDebtToken;
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address variableDebtToken;
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}
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struct TokenPrice {
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uint priceInEth;
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uint priceInUsd;
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}
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/**
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* @dev get Aave Provider Address
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*/
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@ -60,6 +111,12 @@ contract Helpers {
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// return 0x652B2937Efd0B5beA1c8d54293FC1289672AFC6b; // Kovan
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}
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function getAaveProtocolDataProvider() internal pure returns (address) {
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return 0x057835Ad21a177dbdd3090bB1CAE03EaCF78Fc6d; // Mainnet
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// return 0x744C1aaA95232EeF8A9994C4E0b3a89659D9AB79; // Kovan
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}
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/**
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* @dev get Chainlink ETH price feed Address
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*/
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@ -68,26 +125,98 @@ contract Helpers {
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// return 0x9326BFA02ADD2366b30bacB125260Af641031331; //kovan
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}
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/**
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* @dev Return ether address
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*/
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function getEthAddr() internal pure returns (address) {
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return 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE; // ETH Address
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}
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/**
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* @dev Return Weth address
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*/
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function getWethAddr() internal pure returns (address) {
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return 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2; // Mainnet WETH Address
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// return 0xd0A1E359811322d97991E03f863a0C30C2cF029C; // Kovan WETH Address
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}
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}
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contract Resolver is Helpers {
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contract InstaAaveV2PowerResolver is Helpers {
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function getAtokenAddresses(address[] calldata reserves) external view returns (AtokenAddress[] memory atokenAddress) {
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AaveProtocolDataProvider aaveProtocolDataProvider = AaveProtocolDataProvider(getAaveProtocolDataProvider());
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atokenAddress = new AtokenAddress[](reserves.length);
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for (uint i = 0; i < reserves.length; i++) {
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address _reserve = reserves[i] == getEthAddr() ? getWethAddr() : reserves[i];
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(address atoken, address stableDebtToken, address variableDebtToken) = aaveProtocolDataProvider.getReserveTokensAddresses(_reserve);
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atokenAddress[i] = AtokenAddress(_reserve, atoken, stableDebtToken, variableDebtToken);
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}
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}
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function getTokensPrices(address[] calldata tokens)
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external view returns(TokenPrice[] memory tokenPrices, uint ethPrice) {
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AaveAddressProvider aaveAddressProvider = AaveAddressProvider(getAaveAddressProvider());
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uint[] memory _tokenPrices = AavePriceOracle(aaveAddressProvider.getPriceOracle()).getAssetsPrices(tokens);
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ethPrice = uint(ChainLinkInterface(getChainlinkEthFeed()).latestAnswer());
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tokenPrices = new TokenPrice[](_tokenPrices.length);
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for (uint i = 0; i < _tokenPrices.length; i++) {
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tokenPrices[i] = TokenPrice(
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_tokenPrices[i],
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wmul(_tokenPrices[i], uint(ethPrice) * 10 ** 10)
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);
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}
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}
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function getEthPrice() public view returns (uint ethPrice) {
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ethPrice = uint(ChainLinkInterface(getChainlinkEthFeed()).latestAnswer());
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}
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function getAaveDataByReserve(address[] memory owners, AtokenAddress memory atokenAddress) public view returns (AaveData[] memory) {
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AaveData[] memory tokensData = new AaveData[](owners.length);
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ATokenInterface atokenContract = ATokenInterface(atokenAddress.atoken);
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ATokenInterface stableDebtTokenContract = ATokenInterface(atokenAddress.stableDebtToken);
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ATokenInterface variableDebtContract = ATokenInterface(atokenAddress.variableDebtToken);
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for (uint i = 0; i < owners.length; i++) {
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tokensData[i] = AaveData(
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atokenContract.balanceOf(owners[i]),
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stableDebtTokenContract.balanceOf(owners[i]),
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variableDebtContract.balanceOf(owners[i])
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);
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}
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return tokensData;
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}
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function getPositionByReserves(
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address[] calldata owners,
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AtokenAddress[] calldata atokenAddress
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)
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external
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view
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returns (datas[] memory)
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{
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datas[] memory _data = new datas[](atokenAddress.length);
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for (uint i = 0; i < atokenAddress.length; i++) {
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_data[i] = datas(
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getAaveDataByReserve(owners, atokenAddress[i])
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);
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}
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return _data;
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}
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function getPositionByAddress(
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address[] memory owners
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)
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public
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view
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returns (AaveData[] memory tokensData)
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returns (AaveEthData[] memory tokensData)
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{
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AaveAddressProvider addrProvider = AaveAddressProvider(getAaveAddressProvider());
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AaveLendingPool aave = AaveLendingPool(addrProvider.getLendingPool());
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tokensData = new AaveData[](owners.length);
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tokensData = new AaveEthData[](owners.length);
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for (uint i = 0; i < owners.length; i++) {
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(uint256 collateral,uint256 debt,,,,) = aave.getUserAccountData(owners[i]);
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tokensData[i] = AaveData(
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tokensData[i] = AaveEthData(
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collateral,
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debt
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);
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