mirror of
https://github.com/Instadapp/yield-contract.git
synced 2024-07-29 21:47:29 +00:00
Updated file structure
This commit is contained in:
Thrilok Kumar
parent
26e86c9436
commit
2f0549b709
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@ -1,160 +0,0 @@
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.8;
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pragma experimental ABIEncoderV2;
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import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol";
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import { DSMath } from "./../libs/safeMath.sol";
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// TODO - Add ReentrancyGuard lib
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interface AccountInterface {
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function enable(address authority) external;
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function cast(address[] calldata _targets, bytes[] calldata _datas, address _origin) external payable;
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}
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interface IndexInterface {
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function master() external view returns (address);
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function build(address _owner, uint accountVersion, address _origin) external returns (address _account);
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}
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interface RegistryInterface {
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function chief(address) external view returns (bool);
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function poolLogic(address) external returns (address);
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function poolCap(address) external view returns (uint);
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function insureFee(address) external view returns (uint);
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}
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interface RateInterface {
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function totalBalance() external view returns (uint);
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function getTotalToken() external returns (uint totalUnderlyingTkn);
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}
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contract PoolToken is ERC20, DSMath {
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using SafeERC20 for IERC20;
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event LogDeploy(uint amount);
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event LogExchangeRate(uint exchangeRate, uint tokenBalance, uint insuranceAmt);
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event LogSettle(uint settleTime);
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event LogDeposit(uint depositAmt, uint poolMintAmt);
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event LogWithdraw(uint withdrawAmt, uint poolBurnAmt);
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event LogAddInsurance(uint amount);
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event LogPoolShut(bool);
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// IERC20 public immutable baseToken;
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RegistryInterface public immutable registry; // Pool Registry
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IndexInterface public constant instaIndex = IndexInterface(0x2971AdFa57b20E5a416aE5a708A8655A9c74f723);
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AccountInterface public immutable dsa; // Pool's DSA account
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uint private tokenBalance; // total token balance since last rebalancing
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uint public exchangeRate = 1000000000000000000; // initial 1 token = 1
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uint public insuranceAmt; // insurance amount to keep pool safe
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bool public shutPool; // shutdown deposits and withdrawals
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constructor(
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address _registry,
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string memory _name,
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string memory _symbol,
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address _origin
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) public ERC20(_name, _symbol) {
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// TODO - 0
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// baseToken = IERC20(_baseToken);
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registry = RegistryInterface(_registry);
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address _dsa = instaIndex.build(address(this), 1, _origin);
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dsa = AccountInterface(_dsa);
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}
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modifier isChief() {
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require(registry.chief(msg.sender) || msg.sender == instaIndex.master(), "not-chief");
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_;
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}
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function deploy(uint amount) external isChief {
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payable(address(dsa)).transfer(amount);
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emit LogDeploy(amount);
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}
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function setExchangeRate() public isChief {
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uint _previousRate = exchangeRate;
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uint _totalToken = RateInterface(registry.poolLogic(address(this))).getTotalToken();
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uint _currentRate = wdiv(_totalToken, totalSupply());
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if (_currentRate < _previousRate) {
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uint difRate = _previousRate - _currentRate;
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uint difTkn = wmul(_totalToken, difRate);
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insuranceAmt = sub(insuranceAmt, difTkn);
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_currentRate = _previousRate;
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} else {
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uint difRate = _currentRate - _previousRate;
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uint insureFee = wmul(difRate, registry.insureFee(address(this))); // 1e17
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uint insureFeeAmt = wmul(_totalToken, insureFee);
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insuranceAmt = add(insuranceAmt, insureFeeAmt);
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_currentRate = sub(_currentRate, insureFee);
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tokenBalance = sub(_totalToken, insuranceAmt);
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}
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exchangeRate = _currentRate;
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emit LogExchangeRate(exchangeRate, tokenBalance, insuranceAmt);
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}
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function settle(address[] calldata _targets, bytes[] calldata _datas, address _origin) external isChief {
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if (_targets.length > 0 && _datas.length > 0) {
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dsa.cast(_targets, _datas, _origin);
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}
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setExchangeRate();
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emit LogSettle(block.timestamp);
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}
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function deposit(uint tknAmt) public payable returns(uint) {
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require(!shutPool, "pool-shut");
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require(tknAmt == msg.value, "unmatched-amount");
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uint _newTokenBal = add(tokenBalance, msg.value);
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require(_newTokenBal <= registry.poolCap(address(this)), "deposit-cap-reached");
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uint _mintAmt = wdiv(msg.value, exchangeRate);
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_mint(msg.sender, _mintAmt);
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emit LogDeposit(tknAmt, _mintAmt);
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}
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function withdraw(uint tknAmt, address to) external returns (uint _tknAmt) {
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require(!shutPool, "pool-shut");
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uint poolBal = address(this).balance;
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require(tknAmt <= poolBal, "not-enough-liquidity-available");
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uint _bal = balanceOf(msg.sender);
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uint _tknBal = wmul(_bal, exchangeRate);
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uint _burnAmt;
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if (tknAmt == uint(-1)) {
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_burnAmt = _bal;
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_tknAmt = wmul(_burnAmt, exchangeRate);
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} else {
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require(tknAmt <= _tknBal, "balance-exceeded");
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_burnAmt = wdiv(tknAmt, exchangeRate);
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_tknAmt = tknAmt;
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}
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_burn(msg.sender, _burnAmt);
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payable(to).transfer(_tknAmt);
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emit LogWithdraw(tknAmt, _burnAmt);
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}
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function addInsurance(uint tknAmt) external payable {
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require(tknAmt == msg.value, "unmatched-amount");
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insuranceAmt += tknAmt;
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emit LogAddInsurance(tknAmt);
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}
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function shutdown() external {
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require(msg.sender == instaIndex.master(), "not-master");
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shutPool = !shutPool;
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emit LogPoolShut(shutPool);
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}
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receive() external payable {
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deposit(msg.value);
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}
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}
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@ -1,95 +0,0 @@
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.8;
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pragma experimental ABIEncoderV2;
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// TODO
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// function for adding and removing rate logics.
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// Added fee variable and required function to change it.
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// Link all the contract more properly.
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// Have to think more on pricePerToken function.
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interface IndexInterface {
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function master() external view returns (address);
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}
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contract Registry {
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event LogAddChief(address indexed chief);
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event LogRemoveChief(address indexed chief);
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event LogSwitchPool(address pool, bool);
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event LogUpdatePoolCap(address pool, uint newCap);
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event LogUpdatePoolLogic(address pool, address newLogic);
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event LogUpdateInsureFee(address pool, uint newFee);
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IndexInterface public constant instaIndex = IndexInterface(0x2971AdFa57b20E5a416aE5a708A8655A9c74f723);
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mapping (address => bool) public chief;
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mapping (address => bool) public isPool;
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mapping (address => address) public poolLogic;
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mapping (address => uint) public poolCap;
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mapping (address => uint) public insureFee;
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modifier isMaster() {
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require(msg.sender == instaIndex.master(), "not-master");
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_;
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}
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modifier isChief() {
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require(chief[msg.sender] || msg.sender == instaIndex.master(), "not-chief");
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_;
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}
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/**
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* @dev Enable New Chief.
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* @param _chief Address of the new chief.
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*/
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function enableChief(address _chief) external isMaster {
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require(_chief != address(0), "address-not-valid");
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require(!chief[_chief], "chief-already-enabled");
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chief[_chief] = true;
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emit LogAddChief(_chief);
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}
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/**
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* @dev Disable Chief.
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* @param _chief Address of the existing chief.
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*/
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function disableChief(address _chief) external isMaster {
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require(_chief != address(0), "address-not-valid");
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require(chief[_chief], "chief-already-disabled");
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delete chief[_chief];
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emit LogRemoveChief(_chief);
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}
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function switchPool(address _pool) external isMaster {
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isPool[_pool] = !isPool[_pool];
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emit LogSwitchPool(_pool, isPool[_pool]);
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}
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function updatePoolCap(address _pool, uint _newCap) external isChief {
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require(isPool[_pool], "not-a-pool");
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poolCap[_pool] = _newCap;
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emit LogUpdatePoolCap(_pool, _newCap);
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}
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function updatePoolLogic(address _pool, address _newLogic) external isChief {
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require(isPool[_pool], "not-a-pool");
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require(_newLogic != address(0), "address-0");
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poolLogic[_pool] = _newLogic;
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emit LogUpdatePoolLogic(_pool, _newLogic);
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}
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function updateInsureFee(address _pool, uint _newFee) external isChief {
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require(isPool[_pool], "not-a-pool");
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require(_newFee < 1000000000000000000, "insure-fee-limit-reached");
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insureFee[_pool] = _newFee;
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emit LogUpdateInsureFee(_pool, _newFee);
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}
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constructor(address _chief) public {
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chief[_chief] = true;
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emit LogAddChief(_chief);
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}
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}
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@ -1,155 +0,0 @@
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.8;
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pragma experimental ABIEncoderV2;
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import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol";
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import { DSMath } from "./../libs/safeMath.sol";
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// TODO - Add ReentrancyGuard lib
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interface AccountInterface {
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function enable(address authority) external;
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function cast(address[] calldata _targets, bytes[] calldata _datas, address _origin) external payable;
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}
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interface IndexInterface {
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function master() external view returns (address);
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function build(address _owner, uint accountVersion, address _origin) external returns (address _account);
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}
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interface RegistryInterface {
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function chief(address) external view returns (bool);
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function poolLogic(address) external returns (address);
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function poolCap(address) external view returns (uint);
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function insureFee(address) external view returns (uint);
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}
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interface RateInterface {
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function totalBalance() external view returns (uint);
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function getTotalToken() external returns (uint totalUnderlyingTkn);
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}
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contract PoolToken is ERC20, DSMath {
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using SafeERC20 for IERC20;
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event LogDeploy(uint amount);
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event LogExchangeRate(uint exchangeRate, uint tokenBalance, uint insuranceAmt);
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event LogSettle(uint settleTime);
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event LogDeposit(uint depositAmt, uint poolMintAmt);
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event LogWithdraw(uint withdrawAmt, uint poolBurnAmt);
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event LogAddInsurance(uint amount);
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event LogPoolShut(bool);
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IERC20 public immutable baseToken; // Base token. Eg:- DAI, USDC, etc.
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RegistryInterface public immutable registry; // Pool Registry
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IndexInterface public constant instaIndex = IndexInterface(0x2971AdFa57b20E5a416aE5a708A8655A9c74f723); // Main Index
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AccountInterface public immutable dsa; // Pool's DSA account
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uint private tokenBalance; // total token balance since last rebalancing
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uint public exchangeRate = 1000000000000000000; // initial 1 token = 1
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uint public insuranceAmt; // insurance amount to keep pool safe
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bool public shutPool; // shutdown deposits and withdrawals
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constructor(
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address _registry,
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string memory _name,
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string memory _symbol,
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address _baseToken,
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address _origin
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) public ERC20(_name, _symbol) {
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baseToken = IERC20(_baseToken);
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registry = RegistryInterface(_registry);
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address _dsa = instaIndex.build(address(this), 1, _origin);
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dsa = AccountInterface(_dsa);
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}
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modifier isChief() {
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require(registry.chief(msg.sender) || msg.sender == instaIndex.master(), "not-chief");
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_;
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}
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function deploy(uint amount) public isChief {
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baseToken.safeTransfer(address(dsa), amount);
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emit LogDeploy(amount);
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}
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function setExchangeRate() public isChief {
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uint _previousRate = exchangeRate;
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uint _totalToken = RateInterface(registry.poolLogic(address(this))).getTotalToken();
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uint _currentRate = wdiv(_totalToken, totalSupply());
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if (_currentRate < _previousRate) {
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uint difRate = _previousRate - _currentRate;
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uint difTkn = wmul(_totalToken, difRate);
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insuranceAmt = sub(insuranceAmt, difTkn);
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_currentRate = _previousRate;
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} else {
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uint difRate = _currentRate - _previousRate;
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uint insureFee = wmul(difRate, registry.insureFee(address(this))); // 1e17
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uint insureFeeAmt = wmul(_totalToken, insureFee);
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insuranceAmt = add(insuranceAmt, insureFeeAmt);
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_currentRate = sub(_currentRate, insureFee);
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tokenBalance = sub(_totalToken, insuranceAmt);
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}
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exchangeRate = _currentRate;
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emit LogExchangeRate(exchangeRate, tokenBalance, insuranceAmt);
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}
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function settle(address[] calldata _targets, bytes[] calldata _datas, address _origin) external isChief {
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if (_targets.length > 0 && _datas.length > 0) {
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dsa.cast(_targets, _datas, _origin);
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}
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setExchangeRate();
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emit LogSettle(block.timestamp);
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}
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function deposit(uint tknAmt) external payable returns(uint) {
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require(!shutPool, "pool-shut");
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uint _newTokenBal = add(tokenBalance, tknAmt);
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require(_newTokenBal <= registry.poolCap(address(this)), "deposit-cap-reached");
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baseToken.safeTransferFrom(msg.sender, address(this), tknAmt);
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uint _mintAmt = wdiv(tknAmt, exchangeRate);
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_mint(msg.sender, _mintAmt);
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emit LogDeposit(tknAmt, _mintAmt);
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}
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function withdraw(uint tknAmt, address to) external returns (uint _tknAmt) {
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require(!shutPool, "pool-shut");
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uint poolBal = baseToken.balanceOf(address(this));
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require(tknAmt <= poolBal, "not-enough-liquidity-available");
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uint _bal = balanceOf(msg.sender);
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uint _tknBal = wmul(_bal, exchangeRate);
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uint _burnAmt;
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if (tknAmt == uint(-1)) {
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_burnAmt = _bal;
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_tknAmt = wmul(_burnAmt, exchangeRate);
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} else {
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require(tknAmt <= _tknBal, "balance-exceeded");
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_burnAmt = wdiv(tknAmt, exchangeRate);
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_tknAmt = tknAmt;
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}
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_burn(msg.sender, _burnAmt);
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baseToken.safeTransfer(to, _tknAmt);
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emit LogWithdraw(tknAmt, _burnAmt);
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}
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function addInsurance(uint tknAmt) external payable {
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baseToken.safeTransferFrom(msg.sender, address(this), tknAmt);
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insuranceAmt += tknAmt;
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emit LogAddInsurance(tknAmt);
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}
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function shutdown() external {
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require(msg.sender == instaIndex.master(), "not-master");
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shutPool = !shutPool;
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emit LogPoolShut(shutPool);
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}
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}
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@ -1,13 +1,160 @@
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.6.8;
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pragma experimental ABIEncoderV2;
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import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
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import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol";
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import { DSMath } from "./../libs/safeMath.sol";
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// TODO - Add ReentrancyGuard lib
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interface AccountInterface {
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function enable(address authority) external;
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function cast(address[] calldata _targets, bytes[] calldata _datas, address _origin) external payable;
|
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}
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interface IndexInterface {
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function master() external view returns (address);
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function build(address _owner, uint accountVersion, address _origin) external returns (address _account);
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}
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interface RegistryInterface {
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function chief(address) external view returns (bool);
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function poolLogic(address) external returns (address);
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function poolCap(address) external view returns (uint);
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function insureFee(address) external view returns (uint);
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}
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interface RateInterface {
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function totalBalance() external view returns (uint);
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function getTotalToken() external returns (uint totalUnderlyingTkn);
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}
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contract PoolToken is ERC20, DSMath {
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using SafeERC20 for IERC20;
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event LogDeploy(uint amount);
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event LogExchangeRate(uint exchangeRate, uint tokenBalance, uint insuranceAmt);
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event LogSettle(uint settleTime);
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event LogDeposit(uint depositAmt, uint poolMintAmt);
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event LogWithdraw(uint withdrawAmt, uint poolBurnAmt);
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event LogAddInsurance(uint amount);
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event LogPoolShut(bool);
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// IERC20 public immutable baseToken;
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RegistryInterface public immutable registry; // Pool Registry
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IndexInterface public constant instaIndex = IndexInterface(0x2971AdFa57b20E5a416aE5a708A8655A9c74f723);
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AccountInterface public immutable dsa; // Pool's DSA account
|
||||
|
||||
uint private tokenBalance; // total token balance since last rebalancing
|
||||
uint public exchangeRate = 1000000000000000000; // initial 1 token = 1
|
||||
uint public insuranceAmt; // insurance amount to keep pool safe
|
||||
bool public shutPool; // shutdown deposits and withdrawals
|
||||
|
||||
contract PoolToken is ERC20 {
|
||||
constructor(
|
||||
address _registry,
|
||||
string memory _name,
|
||||
string memory _symbol
|
||||
string memory _symbol,
|
||||
address _origin
|
||||
) public ERC20(_name, _symbol) {
|
||||
// TODO - 0
|
||||
// baseToken = IERC20(_baseToken);
|
||||
registry = RegistryInterface(_registry);
|
||||
address _dsa = instaIndex.build(address(this), 1, _origin);
|
||||
dsa = AccountInterface(_dsa);
|
||||
}
|
||||
|
||||
modifier isChief() {
|
||||
require(registry.chief(msg.sender) || msg.sender == instaIndex.master(), "not-chief");
|
||||
_;
|
||||
}
|
||||
|
||||
function deploy(uint amount) external isChief {
|
||||
payable(address(dsa)).transfer(amount);
|
||||
emit LogDeploy(amount);
|
||||
}
|
||||
|
||||
function setExchangeRate() public isChief {
|
||||
uint _previousRate = exchangeRate;
|
||||
uint _totalToken = RateInterface(registry.poolLogic(address(this))).getTotalToken();
|
||||
uint _currentRate = wdiv(_totalToken, totalSupply());
|
||||
if (_currentRate < _previousRate) {
|
||||
uint difRate = _previousRate - _currentRate;
|
||||
uint difTkn = wmul(_totalToken, difRate);
|
||||
insuranceAmt = sub(insuranceAmt, difTkn);
|
||||
_currentRate = _previousRate;
|
||||
} else {
|
||||
uint difRate = _currentRate - _previousRate;
|
||||
uint insureFee = wmul(difRate, registry.insureFee(address(this))); // 1e17
|
||||
uint insureFeeAmt = wmul(_totalToken, insureFee);
|
||||
insuranceAmt = add(insuranceAmt, insureFeeAmt);
|
||||
_currentRate = sub(_currentRate, insureFee);
|
||||
tokenBalance = sub(_totalToken, insuranceAmt);
|
||||
}
|
||||
exchangeRate = _currentRate;
|
||||
emit LogExchangeRate(exchangeRate, tokenBalance, insuranceAmt);
|
||||
}
|
||||
|
||||
function settle(address[] calldata _targets, bytes[] calldata _datas, address _origin) external isChief {
|
||||
if (_targets.length > 0 && _datas.length > 0) {
|
||||
dsa.cast(_targets, _datas, _origin);
|
||||
}
|
||||
setExchangeRate();
|
||||
|
||||
emit LogSettle(block.timestamp);
|
||||
}
|
||||
|
||||
function deposit(uint tknAmt) public payable returns(uint) {
|
||||
require(!shutPool, "pool-shut");
|
||||
require(tknAmt == msg.value, "unmatched-amount");
|
||||
uint _newTokenBal = add(tokenBalance, msg.value);
|
||||
require(_newTokenBal <= registry.poolCap(address(this)), "deposit-cap-reached");
|
||||
|
||||
uint _mintAmt = wdiv(msg.value, exchangeRate);
|
||||
_mint(msg.sender, _mintAmt);
|
||||
|
||||
emit LogDeposit(tknAmt, _mintAmt);
|
||||
}
|
||||
|
||||
function withdraw(uint tknAmt, address to) external returns (uint _tknAmt) {
|
||||
require(!shutPool, "pool-shut");
|
||||
uint poolBal = address(this).balance;
|
||||
require(tknAmt <= poolBal, "not-enough-liquidity-available");
|
||||
uint _bal = balanceOf(msg.sender);
|
||||
uint _tknBal = wmul(_bal, exchangeRate);
|
||||
uint _burnAmt;
|
||||
if (tknAmt == uint(-1)) {
|
||||
_burnAmt = _bal;
|
||||
_tknAmt = wmul(_burnAmt, exchangeRate);
|
||||
} else {
|
||||
require(tknAmt <= _tknBal, "balance-exceeded");
|
||||
_burnAmt = wdiv(tknAmt, exchangeRate);
|
||||
_tknAmt = tknAmt;
|
||||
}
|
||||
|
||||
_burn(msg.sender, _burnAmt);
|
||||
|
||||
payable(to).transfer(_tknAmt);
|
||||
|
||||
emit LogWithdraw(tknAmt, _burnAmt);
|
||||
}
|
||||
|
||||
function addInsurance(uint tknAmt) external payable {
|
||||
require(tknAmt == msg.value, "unmatched-amount");
|
||||
insuranceAmt += tknAmt;
|
||||
emit LogAddInsurance(tknAmt);
|
||||
}
|
||||
|
||||
function shutdown() external {
|
||||
require(msg.sender == instaIndex.master(), "not-master");
|
||||
shutPool = !shutPool;
|
||||
emit LogPoolShut(shutPool);
|
||||
}
|
||||
|
||||
receive() external payable {
|
||||
deposit(msg.value);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -3,12 +3,6 @@
|
|||
pragma solidity ^0.6.8;
|
||||
pragma experimental ABIEncoderV2;
|
||||
|
||||
// TODO
|
||||
// function for adding and removing rate logics.
|
||||
// Added fee variable and required function to change it.
|
||||
// Link all the contract more properly.
|
||||
// Have to think more on pricePerToken function.
|
||||
|
||||
interface IndexInterface {
|
||||
function master() external view returns (address);
|
||||
}
|
||||
|
|
@ -17,36 +11,38 @@ contract Registry {
|
|||
|
||||
event LogAddChief(address indexed chief);
|
||||
event LogRemoveChief(address indexed chief);
|
||||
event LogSwitchPool(address pool, bool);
|
||||
event LogUpdatePoolCap(address pool, uint newCap);
|
||||
event LogUpdatePoolLogic(address pool, address newLogic);
|
||||
event LogUpdateInsureFee(address pool, uint newFee);
|
||||
|
||||
IndexInterface public instaIndex;
|
||||
IndexInterface public constant instaIndex = IndexInterface(0x2971AdFa57b20E5a416aE5a708A8655A9c74f723);
|
||||
|
||||
mapping (address => bool) public chief;
|
||||
mapping (address => address) public dsa;
|
||||
mapping (address => address) public logic;
|
||||
mapping (address => bool) public isPool;
|
||||
mapping (address => address) public poolLogic;
|
||||
mapping (address => uint) public poolCap;
|
||||
mapping (address => uint) public insureFee;
|
||||
|
||||
modifier isMaster() {
|
||||
require(msg.sender == instaIndex.master(), "not-master");
|
||||
_;
|
||||
}
|
||||
|
||||
modifier isController() {
|
||||
modifier isChief() {
|
||||
require(chief[msg.sender] || msg.sender == instaIndex.master(), "not-chief");
|
||||
_;
|
||||
}
|
||||
|
||||
constructor(address _index) public {
|
||||
instaIndex = IndexInterface(_index);
|
||||
}
|
||||
|
||||
/**
|
||||
* @dev Enable New Chief.
|
||||
* @param _chief Address of the new chief.
|
||||
*/
|
||||
function enableChief(address _chief) external isMaster {
|
||||
require(_chief != address(0), "address-not-valid");
|
||||
require(!chief[_chief], "chief-already-enabled");
|
||||
chief[_chief] = true;
|
||||
emit LogAddChief(_chief);
|
||||
require(_chief != address(0), "address-not-valid");
|
||||
require(!chief[_chief], "chief-already-enabled");
|
||||
chief[_chief] = true;
|
||||
emit LogAddChief(_chief);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -54,9 +50,40 @@ contract Registry {
|
|||
* @param _chief Address of the existing chief.
|
||||
*/
|
||||
function disableChief(address _chief) external isMaster {
|
||||
require(_chief != address(0), "address-not-valid");
|
||||
require(chief[_chief], "chief-already-disabled");
|
||||
delete chief[_chief];
|
||||
emit LogRemoveChief(_chief);
|
||||
require(_chief != address(0), "address-not-valid");
|
||||
require(chief[_chief], "chief-already-disabled");
|
||||
delete chief[_chief];
|
||||
emit LogRemoveChief(_chief);
|
||||
}
|
||||
|
||||
function switchPool(address _pool) external isMaster {
|
||||
isPool[_pool] = !isPool[_pool];
|
||||
emit LogSwitchPool(_pool, isPool[_pool]);
|
||||
}
|
||||
|
||||
function updatePoolCap(address _pool, uint _newCap) external isChief {
|
||||
require(isPool[_pool], "not-a-pool");
|
||||
poolCap[_pool] = _newCap;
|
||||
emit LogUpdatePoolCap(_pool, _newCap);
|
||||
}
|
||||
|
||||
function updatePoolLogic(address _pool, address _newLogic) external isChief {
|
||||
require(isPool[_pool], "not-a-pool");
|
||||
require(_newLogic != address(0), "address-0");
|
||||
poolLogic[_pool] = _newLogic;
|
||||
emit LogUpdatePoolLogic(_pool, _newLogic);
|
||||
}
|
||||
|
||||
function updateInsureFee(address _pool, uint _newFee) external isChief {
|
||||
require(isPool[_pool], "not-a-pool");
|
||||
require(_newFee < 1000000000000000000, "insure-fee-limit-reached");
|
||||
insureFee[_pool] = _newFee;
|
||||
emit LogUpdateInsureFee(_pool, _newFee);
|
||||
}
|
||||
|
||||
constructor(address _chief) public {
|
||||
chief[_chief] = true;
|
||||
emit LogAddChief(_chief);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -8,8 +8,6 @@ import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol";
|
|||
|
||||
import { DSMath } from "./libs/safeMath.sol";
|
||||
|
||||
// TODO - Add ReentrancyGuard lib
|
||||
|
||||
interface AccountInterface {
|
||||
function enable(address authority) external;
|
||||
function cast(address[] calldata _targets, bytes[] calldata _datas, address _origin) external payable;
|
||||
|
|
@ -17,96 +15,139 @@ interface AccountInterface {
|
|||
|
||||
interface IndexInterface {
|
||||
function master() external view returns (address);
|
||||
function build(address _owner, uint accountVersion, address _origin) external returns (address _account);
|
||||
}
|
||||
|
||||
interface RegistryInterface {
|
||||
function chief(address) external view returns (bool);
|
||||
function dsa(address) external view returns (address);
|
||||
function rateLogic(address) external view returns (address);
|
||||
function poolLogic(address) external returns (address);
|
||||
function poolCap(address) external view returns (uint);
|
||||
function insureFee(address) external view returns (uint);
|
||||
}
|
||||
|
||||
interface RateInterface {
|
||||
function pricePerToken() external view returns (uint);
|
||||
function totalBalance() external view returns (uint);
|
||||
function getTotalToken() external returns (uint totalUnderlyingTkn);
|
||||
}
|
||||
|
||||
contract PoolToken is ERC20, DSMath {
|
||||
using SafeERC20 for IERC20;
|
||||
|
||||
IERC20 public immutable baseToken;
|
||||
RegistryInterface public immutable registry;
|
||||
IndexInterface public immutable instaIndex;
|
||||
event LogDeploy(uint amount);
|
||||
event LogExchangeRate(uint exchangeRate, uint tokenBalance, uint insuranceAmt);
|
||||
event LogSettle(uint settleTime);
|
||||
event LogDeposit(uint depositAmt, uint poolMintAmt);
|
||||
event LogWithdraw(uint withdrawAmt, uint poolBurnAmt);
|
||||
event LogAddInsurance(uint amount);
|
||||
event LogPoolShut(bool);
|
||||
|
||||
uint private tokenBalance;
|
||||
uint private tokenProfit;
|
||||
uint private tokenCap;
|
||||
IERC20 public immutable baseToken; // Base token. Eg:- DAI, USDC, etc.
|
||||
RegistryInterface public immutable registry; // Pool Registry
|
||||
IndexInterface public constant instaIndex = IndexInterface(0x2971AdFa57b20E5a416aE5a708A8655A9c74f723); // Main Index
|
||||
AccountInterface public immutable dsa; // Pool's DSA account
|
||||
|
||||
uint private tokenBalance; // total token balance since last rebalancing
|
||||
uint public exchangeRate = 1000000000000000000; // initial 1 token = 1
|
||||
uint public insuranceAmt; // insurance amount to keep pool safe
|
||||
bool public shutPool; // shutdown deposits and withdrawals
|
||||
|
||||
constructor(
|
||||
address _registry,
|
||||
address _index,
|
||||
string memory _name,
|
||||
string memory _symbol,
|
||||
address _baseToken
|
||||
address _baseToken,
|
||||
address _origin
|
||||
) public ERC20(_name, _symbol) {
|
||||
// TODO - 0
|
||||
baseToken = IERC20(_baseToken);
|
||||
registry = RegistryInterface(_registry);
|
||||
instaIndex = IndexInterface(_index);
|
||||
}
|
||||
|
||||
modifier isMaster() {
|
||||
require(msg.sender == instaIndex.master(), "not-master");
|
||||
_;
|
||||
address _dsa = instaIndex.build(address(this), 1, _origin);
|
||||
dsa = AccountInterface(_dsa);
|
||||
}
|
||||
|
||||
modifier isChief() {
|
||||
require(registry.chief(msg.sender) || msg.sender == instaIndex.master(), "not-chief");
|
||||
_;
|
||||
}
|
||||
|
||||
uint dsaAmount;
|
||||
|
||||
function deploy(uint amount) public isChief {
|
||||
address _dsa = registry.dsa(address(this));
|
||||
baseToken.safeTransfer(_dsa, amount);
|
||||
dsaAmount = add(dsaAmount, amount);
|
||||
baseToken.safeTransfer(address(dsa), amount);
|
||||
emit LogDeploy(amount);
|
||||
}
|
||||
|
||||
function claim(uint amount) public isChief {
|
||||
// address _dsa = registry.dsa(address(this));
|
||||
baseToken.safeTransferFrom(msg.sender, address(this), amount);
|
||||
uint totalAmountWithProfit = RateInterface(address(0)).totalBalance(); // TODO - change to => totalBalanceDSA
|
||||
uint _amount = wdiv(wmul(amount, dsaAmount), totalAmountWithProfit);
|
||||
uint profit = sub(amount, _amount);
|
||||
tokenProfit = add(tokenProfit, profit);
|
||||
dsaAmount = sub(dsaAmount, _amount);
|
||||
function setExchangeRate() public isChief {
|
||||
uint _previousRate = exchangeRate;
|
||||
uint _totalToken = RateInterface(registry.poolLogic(address(this))).getTotalToken();
|
||||
uint _currentRate = wdiv(_totalToken, totalSupply());
|
||||
if (_currentRate < _previousRate) {
|
||||
uint difRate = _previousRate - _currentRate;
|
||||
uint difTkn = wmul(_totalToken, difRate);
|
||||
insuranceAmt = sub(insuranceAmt, difTkn);
|
||||
_currentRate = _previousRate;
|
||||
} else {
|
||||
uint difRate = _currentRate - _previousRate;
|
||||
uint insureFee = wmul(difRate, registry.insureFee(address(this))); // 1e17
|
||||
uint insureFeeAmt = wmul(_totalToken, insureFee);
|
||||
insuranceAmt = add(insuranceAmt, insureFeeAmt);
|
||||
_currentRate = sub(_currentRate, insureFee);
|
||||
tokenBalance = sub(_totalToken, insuranceAmt);
|
||||
}
|
||||
exchangeRate = _currentRate;
|
||||
emit LogExchangeRate(exchangeRate, tokenBalance, insuranceAmt);
|
||||
}
|
||||
|
||||
function getBalance() public view returns(uint) {
|
||||
return sub(add(dsaAmount, baseToken.balanceOf(address(this))), tokenProfit);
|
||||
function settle(address[] calldata _targets, bytes[] calldata _datas, address _origin) external isChief {
|
||||
if (_targets.length > 0 && _datas.length > 0) {
|
||||
dsa.cast(_targets, _datas, _origin);
|
||||
}
|
||||
setExchangeRate();
|
||||
emit LogSettle(block.timestamp);
|
||||
}
|
||||
|
||||
function pricePerToken() public view returns(uint) {
|
||||
return 1e18; // TODO - Link to rate logic contract
|
||||
function deposit(uint tknAmt) external payable returns(uint) {
|
||||
require(!shutPool, "pool-shut");
|
||||
uint _newTokenBal = add(tokenBalance, tknAmt);
|
||||
require(_newTokenBal <= registry.poolCap(address(this)), "deposit-cap-reached");
|
||||
|
||||
baseToken.safeTransferFrom(msg.sender, address(this), tknAmt);
|
||||
uint _mintAmt = wdiv(tknAmt, exchangeRate);
|
||||
_mint(msg.sender, _mintAmt);
|
||||
|
||||
emit LogDeposit(tknAmt, _mintAmt);
|
||||
}
|
||||
|
||||
function deposit(uint amount) public returns(uint) {
|
||||
uint _newTokenBal = add(tokenBalance, amount);
|
||||
require(_newTokenBal <= getBalance(), "deposit-cap-reached");
|
||||
function withdraw(uint tknAmt, address to) external returns (uint _tknAmt) {
|
||||
require(!shutPool, "pool-shut");
|
||||
uint poolBal = baseToken.balanceOf(address(this));
|
||||
require(tknAmt <= poolBal, "not-enough-liquidity-available");
|
||||
uint _bal = balanceOf(msg.sender);
|
||||
uint _tknBal = wmul(_bal, exchangeRate);
|
||||
uint _burnAmt;
|
||||
if (tknAmt == uint(-1)) {
|
||||
_burnAmt = _bal;
|
||||
_tknAmt = wmul(_burnAmt, exchangeRate);
|
||||
} else {
|
||||
require(tknAmt <= _tknBal, "balance-exceeded");
|
||||
_burnAmt = wdiv(tknAmt, exchangeRate);
|
||||
_tknAmt = tknAmt;
|
||||
}
|
||||
|
||||
baseToken.safeTransferFrom(msg.sender, address(this), amount);
|
||||
uint iAmt = wdiv(amount, pricePerToken());
|
||||
_mint(msg.sender, iAmt);
|
||||
_burn(msg.sender, _burnAmt);
|
||||
|
||||
baseToken.safeTransfer(to, _tknAmt);
|
||||
|
||||
emit LogWithdraw(tknAmt, _burnAmt);
|
||||
}
|
||||
|
||||
function withdraw(address owner, uint iAmount) public returns (uint) {
|
||||
// TODO - check balance before withdrawing
|
||||
uint amount = wmul(iAmount, pricePerToken());
|
||||
_burn(msg.sender, iAmount);
|
||||
|
||||
baseToken.safeTransfer(owner, amount);
|
||||
function addInsurance(uint tknAmt) external payable {
|
||||
baseToken.safeTransferFrom(msg.sender, address(this), tknAmt);
|
||||
insuranceAmt += tknAmt;
|
||||
emit LogAddInsurance(tknAmt);
|
||||
}
|
||||
|
||||
function withdraw(uint amount) public returns (uint) {
|
||||
return withdraw(msg.sender, amount);
|
||||
function shutdown() external {
|
||||
require(msg.sender == instaIndex.master(), "not-master");
|
||||
shutPool = !shutPool;
|
||||
emit LogPoolShut(shutPool);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user