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https://github.com/Instadapp/dsa-resolvers-deprecated.git
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Added compound and maker power resolver
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Thrilok Kumar
parent
cd9d36b87f
commit
b1ebe44d9b
89
contracts/powerResolver/compound.sol
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89
contracts/powerResolver/compound.sol
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pragma solidity ^0.6.0;
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pragma experimental ABIEncoderV2;
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interface CTokenInterface {
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function exchangeRateStored() external view returns (uint);
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function borrowBalanceStored(address) external view returns (uint);
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function balanceOf(address) external view returns (uint);
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}
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interface ListInterface {
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function accounts() external view returns (uint64);
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function accountID(address) external view returns (uint64);
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function accountAddr(uint64) external view returns (address);
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}
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contract Helpers {
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struct CompData {
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uint balanceOfUser;
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uint borrowBalanceStoredUser;
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}
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struct data {
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address user;
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CompData[] tokensData;
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}
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struct datas {
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CompData[] tokensData;
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}
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}
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contract Resolver is Helpers {
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function getDSAWallets(uint len) public view returns(address[] memory) {
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address[] memory wallets = new address[](len);
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ListInterface list = ListInterface(0x4c8a1BEb8a87765788946D6B19C6C6355194AbEb);
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uint _len = len == 0 ? uint(list.accounts()) : len;
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for (uint i = 0; i < _len; i++) {
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wallets[i] = list.accountAddr(uint64(i+1));
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}
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return wallets;
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}
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function getCompoundData(address owner, address[] memory cAddress) public view returns (CompData[] memory) {
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CompData[] memory tokensData = new CompData[](cAddress.length);
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for (uint i = 0; i < cAddress.length; i++) {
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CTokenInterface cToken = CTokenInterface(cAddress[i]);
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tokensData[i] = CompData(
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cToken.balanceOf(owner),
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cToken.borrowBalanceStored(owner)
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);
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}
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return tokensData;
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}
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function getCompoundDataByToken(address[] memory owners, address cAddress) public view returns (CompData[] memory) {
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CompData[] memory tokensData = new CompData[](owners.length);
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CTokenInterface cToken = CTokenInterface(cAddress);
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for (uint i = 0; i < owners.length; i++) {
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tokensData[i] = CompData(
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cToken.balanceOf(owners[i]),
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cToken.borrowBalanceStored(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 getPosition(
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address[] memory owners,
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address[] memory cAddress
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)
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public
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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[](cAddress.length);
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for (uint i = 0; i < cAddress.length; i++) {
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_data[i] = datas(
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getCompoundDataByToken(owners, cAddress[i])
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);
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}
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return _data;
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}
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}
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185
contracts/powerResolver/makerDao.sol
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185
contracts/powerResolver/makerDao.sol
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pragma solidity ^0.6.0;
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pragma experimental ABIEncoderV2;
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interface ManagerLike {
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function ilks(uint) external view returns (bytes32);
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function owns(uint) external view returns (address);
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function urns(uint) external view returns (address);
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function vat() external view returns (address);
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}
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interface CdpsLike {
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function getCdpsAsc(address, address) external view returns (uint[] memory, address[] memory, bytes32[] memory);
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}
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interface VatLike {
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function ilks(bytes32) external view returns (uint, uint, uint, uint, uint);
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function dai(address) external view returns (uint);
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function urns(bytes32, address) external view returns (uint, uint);
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function gem(bytes32, address) external view returns (uint);
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}
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interface JugLike {
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function ilks(bytes32) external view returns (uint, uint);
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function base() external view returns (uint);
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}
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interface PotLike {
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function dsr() external view returns (uint);
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function pie(address) external view returns (uint);
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function chi() external view returns (uint);
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}
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interface SpotLike {
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function ilks(bytes32) external view returns (PipLike, uint);
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}
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interface PipLike {
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function peek() external view returns (bytes32, bool);
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}
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interface InstaMcdAddress {
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function manager() external view returns (address);
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function vat() external view returns (address);
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function jug() external view returns (address);
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function spot() external view returns (address);
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function pot() external view returns (address);
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function getCdps() 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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/**
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* @dev get MakerDAO MCD Address contract
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*/
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function getMcdAddresses() public pure returns (address) {
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return 0xF23196DF1C440345DE07feFbe556a5eF0dcD29F0;
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}
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struct VaultData {
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uint id;
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bytes32 colType;
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uint collateral;
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uint art;
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}
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struct VaultIds {
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address owner;
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uint[] id;
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}
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struct ColInfo {
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uint price;
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uint rate;
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bytes32 ilk;
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}
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/**
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* @dev Convert String to bytes32.
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*/
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function stringToBytes32(string memory str) internal pure returns (bytes32 result) {
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require(bytes(str).length != 0, "String-Empty");
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// solium-disable-next-line security/no-inline-assembly
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assembly {
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result := mload(add(str, 32))
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}
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}
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function getColPrice(bytes32 ilk) internal view returns (uint price, uint rate) {
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address spot = InstaMcdAddress(getMcdAddresses()).spot();
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address vat = InstaMcdAddress(getMcdAddresses()).vat();
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(, uint mat) = SpotLike(spot).ilks(ilk);
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(,uint _rate,uint spotPrice,,) = VatLike(vat).ilks(ilk);
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rate = _rate;
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price = rmul(mat, spotPrice);
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}
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}
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contract VaultResolver is Helpers {
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function getVaultByIds(uint[] calldata ids) external view returns (VaultData[] memory) {
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address manager = InstaMcdAddress(getMcdAddresses()).manager();
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VatLike vat = VatLike(ManagerLike(manager).vat());
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uint len = ids.length;
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VaultData[] memory vaults = new VaultData[](len);
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for (uint i = 0; i < len; i++) {
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address urn = ManagerLike(manager).urns(ids[i]);
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bytes32 ilk = ManagerLike(manager).ilks(ids[i]);
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(uint ink, uint art) = vat.urns(ilk, urn);
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vaults[i] = VaultData(
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ids[i],
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ilk,
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ink,
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art
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);
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}
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return vaults;
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}
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function getIds(address[] calldata owners) external view returns (VaultIds[] memory) {
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address manager = InstaMcdAddress(getMcdAddresses()).manager();
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address cdpManger = InstaMcdAddress(getMcdAddresses()).getCdps();
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uint len = owners.length;
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VaultIds[] memory vaultIds = new VaultIds[](len);
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for (uint i = 0; i < len; i++) {
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(uint[] memory ids,,) = CdpsLike(cdpManger).getCdpsAsc(manager, owners[i]);
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vaultIds[i] = VaultIds(
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owners[i],
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ids
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);
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}
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return vaultIds;
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}
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function getColInfo(string[] memory name) public view returns (ColInfo[] memory) {
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ColInfo[] memory colInfo = new ColInfo[](name.length);
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for (uint i = 0; i < name.length; i++) {
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bytes32 ilk = stringToBytes32(name[i]);
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(uint price, uint rate) = getColPrice(ilk);
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colInfo[i] = ColInfo(
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price,
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rate,
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ilk
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);
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}
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return colInfo;
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}
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}
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