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Contract Name:
PositionalMarketMastercopy
Compiler Version
v0.8.4+commit.c7e474f2
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Inheritance import "./PositionalMarket.sol"; contract PositionalMarketMastercopy is PositionalMarket { constructor() OwnedWithInit() { // Freeze mastercopy on deployment so it can never be initialized with real arguments initialized = true; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Inheritance import "../OwnedWithInit.sol"; import "../interfaces/IPositionalMarket.sol"; import "../interfaces/IOracleInstance.sol"; // Libraries import "@openzeppelin/contracts-4.4.1/utils/math/SafeMath.sol"; // Internal references import "./PositionalMarketManager.sol"; import "./Position.sol"; import "@openzeppelin/contracts-4.4.1/token/ERC20/IERC20.sol"; contract PositionalMarket is OwnedWithInit, IPositionalMarket { /* ========== LIBRARIES ========== */ using SafeMath for uint; /* ========== TYPES ========== */ struct Options { Position up; Position down; } struct Times { uint maturity; uint expiry; } struct OracleDetails { bytes32 key; uint strikePrice; uint finalPrice; bool customMarket; address iOracleInstanceAddress; } struct PositionalMarketParameters { address owner; IERC20 sUSD; IPriceFeed priceFeed; address creator; bytes32 oracleKey; uint strikePrice; uint[2] times; // [maturity, expiry] uint deposit; // sUSD deposit address up; address down; address thalesAMM; } /* ========== STATE VARIABLES ========== */ Options public options; Times public override times; OracleDetails public oracleDetails; PositionalMarketManager.Fees public override fees; IPriceFeed public priceFeed; IERC20 public sUSD; // `deposited` tracks the sum of all deposits. // This must explicitly be kept, in case tokens are transferred to the contract directly. uint public override deposited; uint public initialMint; address public override creator; bool public override resolved; /* ========== CONSTRUCTOR ========== */ bool public initialized = false; function initialize(PositionalMarketParameters calldata _parameters) external { require(!initialized, "Positional Market already initialized"); initialized = true; initOwner(_parameters.owner); sUSD = _parameters.sUSD; priceFeed = _parameters.priceFeed; creator = _parameters.creator; oracleDetails = OracleDetails(_parameters.oracleKey, _parameters.strikePrice, 0, false, address(0)); times = Times(_parameters.times[0], _parameters.times[1]); deposited = _parameters.deposit; initialMint = _parameters.deposit; // Instantiate the options themselves options.up = Position(_parameters.up); options.down = Position(_parameters.down); // abi.encodePacked("sUP: ", _oracleKey) // consider naming the option: sUpBTC>[email protected] options.up.initialize("Position Up", "UP", _parameters.thalesAMM); options.down.initialize("Position Down", "DOWN", _parameters.thalesAMM); _mint(creator, initialMint); // Note: the ERC20 base contract does not have a constructor, so we do not have to worry // about initializing its state separately } /// @notice phase returns market phase /// @return Phase function phase() external view override returns (Phase) { if (!_matured()) { return Phase.Trading; } if (!_expired()) { return Phase.Maturity; } return Phase.Expiry; } /// @notice oraclePriceAndTimestamp returns oracle key price and last updated timestamp /// @return price updatedAt function oraclePriceAndTimestamp() external view override returns (uint price, uint updatedAt) { return _oraclePriceAndTimestamp(); } /// @notice oraclePrice returns oracle key price /// @return price function oraclePrice() external view override returns (uint price) { return _oraclePrice(); } /// @notice canResolve checks if market can be resolved /// @return bool function canResolve() public view override returns (bool) { return !resolved && _matured(); } /// @notice result calculates market result based on market strike price /// @return Side function result() external view override returns (Side) { return _result(); } /// @notice balancesOf returns balances of an account /// @return up down function balancesOf(address account) external view override returns (uint up, uint down) { return _balancesOf(account); } /// @notice totalSupplies returns total supplies of op and down options /// @return up down function totalSupplies() external view override returns (uint up, uint down) { return (options.up.totalSupply(), options.down.totalSupply()); } /// @notice getMaximumBurnable returns maximum burnable amount of an account /// @param account address of the account /// @return amount function getMaximumBurnable(address account) external view override returns (uint amount) { return _getMaximumBurnable(account); } /// @notice getOptions returns up and down positions /// @return up down function getOptions() external view override returns (IPosition up, IPosition down) { up = options.up; down = options.down; } /// @notice getOracleDetails returns data from oracle source /// @return key strikePrice finalPrice function getOracleDetails() external view override returns ( bytes32 key, uint strikePrice, uint finalPrice ) { key = oracleDetails.key; strikePrice = oracleDetails.strikePrice; finalPrice = oracleDetails.finalPrice; } /// @notice requireUnpaused ensures that manager is not paused function requireUnpaused() external view { _requireManagerNotPaused(); } /// @notice mint mints up and down tokens /// @param value to mint options for function mint(uint value) external override duringMinting { if (value == 0) { return; } _mint(msg.sender, value); _incrementDeposited(value); _manager().transferSusdTo(msg.sender, address(this), _manager().transformCollateral(value)); } /// @notice burnOptionsMaximum burns option tokens based on maximum burnable account amount function burnOptionsMaximum() external override { _burnOptions(msg.sender, _getMaximumBurnable(msg.sender)); } /// @notice burnOptions burns option tokens based on amount function burnOptions(uint amount) external override { _burnOptions(msg.sender, amount); } /// @notice resolve function for resolving market if possible function resolve() external onlyOwner afterMaturity managerNotPaused { require(canResolve(), "Can not resolve market"); uint price; uint updatedAt; (price, updatedAt) = _oraclePriceAndTimestamp(); oracleDetails.finalPrice = price; resolved = true; emit MarketResolved(_result(), price, updatedAt, deposited, 0, 0); } /// @notice exerciseOptions is used for exercising options from resolved market function exerciseOptions() external override afterMaturity returns (uint) { // The market must be resolved if it has not been. if (!resolved) { _manager().resolveMarket(address(this)); } // If the account holds no options, revert. (uint upBalance, uint downBalance) = _balancesOf(msg.sender); require(upBalance != 0 || downBalance != 0, "Nothing to exercise"); // Each option only needs to be exercised if the account holds any of it. if (upBalance != 0) { options.up.exercise(msg.sender); } if (downBalance != 0) { options.down.exercise(msg.sender); } // Only pay out the side that won. uint payout = (_result() == Side.Up) ? upBalance : downBalance; emit OptionsExercised(msg.sender, payout); if (payout != 0) { _decrementDeposited(payout); sUSD.transfer(msg.sender, _manager().transformCollateral(payout)); } return payout; } /// @notice expire is used for exercising options from resolved market function expire(address payable beneficiary) external onlyOwner { require(_expired(), "Unexpired options remaining"); emit Expired(beneficiary); _selfDestruct(beneficiary); } /// @notice _priceFeed internal function returns PriceFeed contract address /// @return IPriceFeed function _priceFeed() internal view returns (IPriceFeed) { return priceFeed; } /// @notice _manager internal function returns PositionalMarketManager contract address /// @return PositionalMarketManager function _manager() internal view returns (PositionalMarketManager) { return PositionalMarketManager(owner); } /// @notice _matured internal function checks if market is matured /// @return bool function _matured() internal view returns (bool) { return times.maturity < block.timestamp; } /// @notice _expired internal function checks if market is expired /// @return bool function _expired() internal view returns (bool) { return resolved && (times.expiry < block.timestamp || deposited == 0); } /// @notice _oraclePrice internal function returns oracle key price from source /// @return price function _oraclePrice() internal view returns (uint price) { return _priceFeed().rateForCurrency(oracleDetails.key); } /// @notice _oraclePriceAndTimestamp internal function returns oracle key price and last updated timestamp from source /// @return price updatedAt function _oraclePriceAndTimestamp() internal view returns (uint price, uint updatedAt) { return _priceFeed().rateAndUpdatedTime(oracleDetails.key); } /// @notice _result internal function calculates market result based on market strike price /// @return Side function _result() internal view returns (Side) { uint price; if (resolved) { price = oracleDetails.finalPrice; } else { price = _oraclePrice(); } return oracleDetails.strikePrice <= price ? Side.Up : Side.Down; } /// @notice _balancesOf internal function gets account balances of up and down tokens /// @param account address of an account /// @return up down function _balancesOf(address account) internal view returns (uint up, uint down) { return (options.up.getBalanceOf(account), options.down.getBalanceOf(account)); } /// @notice _getMaximumBurnable internal function gets account maximum burnable amount /// @param account address of an account /// @return amount function _getMaximumBurnable(address account) internal view returns (uint amount) { (uint upBalance, uint downBalance) = _balancesOf(account); return (upBalance > downBalance) ? downBalance : upBalance; } /// @notice _incrementDeposited internal function increments deposited value /// @param value increment value /// @return _deposited function _incrementDeposited(uint value) internal returns (uint _deposited) { _deposited = deposited.add(value); deposited = _deposited; _manager().incrementTotalDeposited(value); } /// @notice _decrementDeposited internal function decrements deposited value /// @param value decrement value /// @return _deposited function _decrementDeposited(uint value) internal returns (uint _deposited) { _deposited = deposited.sub(value); deposited = _deposited; _manager().decrementTotalDeposited(value); } /// @notice _requireManagerNotPaused internal function ensures that manager is not paused function _requireManagerNotPaused() internal view { require(!_manager().paused(), "This action cannot be performed while the contract is paused"); } /// @notice _mint internal function mints up and down tokens /// @param amount value to mint options for function _mint(address minter, uint amount) internal { options.up.mint(minter, amount); options.down.mint(minter, amount); emit Mint(Side.Up, minter, amount); emit Mint(Side.Down, minter, amount); } /// @notice _burnOptions internal function for burning up and down tokens /// @param account address of an account /// @param amount burning amount function _burnOptions(address account, uint amount) internal { require(amount > 0, "Can not burn zero amount!"); require(_getMaximumBurnable(account) >= amount, "There is not enough options!"); // decrease deposit _decrementDeposited(amount); // decrease up and down options options.up.exerciseWithAmount(account, amount); options.down.exerciseWithAmount(account, amount); // transfer balance sUSD.transfer(account, _manager().transformCollateral(amount)); // emit events emit OptionsBurned(account, amount); } /// @notice _selfDestruct internal function for market self desctruct /// @param beneficiary address of a market function _selfDestruct(address payable beneficiary) internal { uint _deposited = deposited; if (_deposited != 0) { _decrementDeposited(_deposited); } // Transfer the balance rather than the deposit value in case there are any synths left over // from direct transfers. uint balance = sUSD.balanceOf(address(this)); if (balance != 0) { sUSD.transfer(beneficiary, balance); } // Destroy the option tokens before destroying the market itself. options.up.expire(beneficiary); options.down.expire(beneficiary); selfdestruct(beneficiary); } modifier duringMinting() { require(!_matured(), "Minting inactive"); _; } modifier afterMaturity() { require(_matured(), "Not yet mature"); _; } modifier managerNotPaused() { _requireManagerNotPaused(); _; } /* ========== EVENTS ========== */ event Mint(Side side, address indexed account, uint value); event MarketResolved( Side result, uint oraclePrice, uint oracleTimestamp, uint deposited, uint poolFees, uint creatorFees ); event OptionsExercised(address indexed account, uint value); event OptionsBurned(address indexed account, uint value); event Expired(address beneficiary); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; contract OwnedWithInit { address public owner; address public nominatedOwner; constructor() {} function initOwner(address _owner) internal { require(owner == address(0), "Init can only be called when owner is 0"); owner = _owner; emit OwnerChanged(address(0), _owner); } function nominateNewOwner(address _owner) external onlyOwner { nominatedOwner = _owner; emit OwnerNominated(_owner); } function acceptOwnership() external { require(msg.sender == nominatedOwner, "You must be nominated before you can accept ownership"); emit OwnerChanged(owner, nominatedOwner); owner = nominatedOwner; nominatedOwner = address(0); } modifier onlyOwner { _onlyOwner(); _; } function _onlyOwner() private view { require(msg.sender == owner, "Only the contract owner may perform this action"); } event OwnerNominated(address newOwner); event OwnerChanged(address oldOwner, address newOwner); }
// SPDX-License-Identifier: MIT pragma solidity >=0.5.16; import "../interfaces/IPositionalMarketManager.sol"; import "../interfaces/IPosition.sol"; import "../interfaces/IPriceFeed.sol"; interface IPositionalMarket { /* ========== TYPES ========== */ enum Phase {Trading, Maturity, Expiry} enum Side {Up, Down} /* ========== VIEWS / VARIABLES ========== */ function getOptions() external view returns (IPosition up, IPosition down); function times() external view returns (uint maturity, uint destructino); function getOracleDetails() external view returns ( bytes32 key, uint strikePrice, uint finalPrice ); function fees() external view returns (uint poolFee, uint creatorFee); function deposited() external view returns (uint); function creator() external view returns (address); function resolved() external view returns (bool); function phase() external view returns (Phase); function oraclePrice() external view returns (uint); function oraclePriceAndTimestamp() external view returns (uint price, uint updatedAt); function canResolve() external view returns (bool); function result() external view returns (Side); function balancesOf(address account) external view returns (uint up, uint down); function totalSupplies() external view returns (uint up, uint down); function getMaximumBurnable(address account) external view returns (uint amount); /* ========== MUTATIVE FUNCTIONS ========== */ function mint(uint value) external; function exerciseOptions() external returns (uint); function burnOptions(uint amount) external; function burnOptionsMaximum() external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../interfaces/IPositionalMarket.sol"; interface IOracleInstance { /* ========== VIEWS / VARIABLES ========== */ function getOutcome() external view returns (bool); function resolvable() external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol) pragma solidity ^0.8.0; // CAUTION // This version of SafeMath should only be used with Solidity 0.8 or later, // because it relies on the compiler's built in overflow checks. /** * @dev Wrappers over Solidity's arithmetic operations. * * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler * now has built in overflow checking. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } } /** * @dev Returns the subtraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b > a) return (false, 0); return (true, a - b); } } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a / b); } } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { unchecked { if (b == 0) return (false, 0); return (true, a % b); } } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { return a + b; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { return a * b; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b <= a, errorMessage); return a - b; } } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b > 0, errorMessage); return a / b; } } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod( uint256 a, uint256 b, string memory errorMessage ) internal pure returns (uint256) { unchecked { require(b > 0, errorMessage); return a % b; } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Inheritance import "../interfaces/IPositionalMarketManager.sol"; import "../utils/proxy/solidity-0.8.0/ProxyOwned.sol"; import "../utils/proxy/solidity-0.8.0/ProxyPausable.sol"; // Libraries import "../utils/libraries/AddressSetLib.sol"; import "../utils/libraries/DateTime.sol"; import "@openzeppelin/contracts-4.4.1/utils/math/SafeMath.sol"; // Internal references import "./PositionalMarketFactory.sol"; import "./PositionalMarket.sol"; import "./Position.sol"; import "../interfaces/IPositionalMarket.sol"; import "../interfaces/IPriceFeed.sol"; import "../interfaces/IThalesAMM.sol"; import "@openzeppelin/contracts-4.4.1/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; contract PositionalMarketManager is Initializable, ProxyOwned, ProxyPausable, IPositionalMarketManager { /* ========== LIBRARIES ========== */ using SafeMath for uint; using AddressSetLib for AddressSetLib.AddressSet; /* ========== TYPES ========== */ struct Fees { uint poolFee; uint creatorFee; } struct Durations { uint expiryDuration; uint maxTimeToMaturity; } /* ========== STATE VARIABLES ========== */ Durations public override durations; uint public override capitalRequirement; bool public override marketCreationEnabled; bool public customMarketCreationEnabled; bool public onlyWhitelistedAddressesCanCreateMarkets; mapping(address => bool) public whitelistedAddresses; uint public override totalDeposited; AddressSetLib.AddressSet internal _activeMarkets; AddressSetLib.AddressSet internal _maturedMarkets; PositionalMarketManager internal _migratingManager; IPriceFeed public priceFeed; IERC20 public sUSD; address public positionalMarketFactory; bool public needsTransformingCollateral; uint public timeframeBuffer; uint256 public priceBuffer; mapping(bytes32 => mapping(uint => address[])) public marketsPerOracleKey; mapping(address => uint) public marketsStrikePrice; function initialize( address _owner, IERC20 _sUSD, IPriceFeed _priceFeed, uint _expiryDuration, uint _maxTimeToMaturity ) external initializer { setOwner(_owner); priceFeed = _priceFeed; sUSD = _sUSD; // Temporarily change the owner so that the setters don't revert. owner = msg.sender; marketCreationEnabled = true; customMarketCreationEnabled = false; onlyWhitelistedAddressesCanCreateMarkets = false; setExpiryDuration(_expiryDuration); setMaxTimeToMaturity(_maxTimeToMaturity); } /// @notice isKnownMarket checks if market is among matured or active markets /// @param candidate Address of the market. /// @return bool function isKnownMarket(address candidate) public view override returns (bool) { return _activeMarkets.contains(candidate) || _maturedMarkets.contains(candidate); } /// @notice isActiveMarket checks if market is active market /// @param candidate Address of the market. /// @return bool function isActiveMarket(address candidate) public view override returns (bool) { return _activeMarkets.contains(candidate); } /// @notice numActiveMarkets returns number of active markets /// @return uint function numActiveMarkets() external view override returns (uint) { return _activeMarkets.elements.length; } /// @notice activeMarkets returns list of active markets /// @param index index of the page /// @param pageSize number of addresses per page /// @return address[] active market list function activeMarkets(uint index, uint pageSize) external view override returns (address[] memory) { return _activeMarkets.getPage(index, pageSize); } /// @notice numMaturedMarkets returns number of mature markets /// @return uint function numMaturedMarkets() external view override returns (uint) { return _maturedMarkets.elements.length; } /// @notice maturedMarkets returns list of matured markets /// @param index index of the page /// @param pageSize number of addresses per page /// @return address[] matured market list function maturedMarkets(uint index, uint pageSize) external view override returns (address[] memory) { return _maturedMarkets.getPage(index, pageSize); } /// @notice incrementTotalDeposited increments totalDeposited value /// @param delta increment amount function incrementTotalDeposited(uint delta) external onlyActiveMarkets notPaused { totalDeposited = totalDeposited.add(delta); } /// @notice decrementTotalDeposited decrements totalDeposited value /// @dev As individual market debt is not tracked here, the underlying markets /// need to be careful never to subtract more debt than they added. /// This can't be enforced without additional state/communication overhead. /// @param delta decrement amount function decrementTotalDeposited(uint delta) external onlyKnownMarkets notPaused { totalDeposited = totalDeposited.sub(delta); } /// @notice createMarket create market function /// @param oracleKey market oracle key /// @param strikePrice market strike price /// @param maturity market maturity date /// @param initialMint initial sUSD to mint options for /// @return IPositionalMarket created market function createMarket( bytes32 oracleKey, uint strikePrice, uint maturity, uint initialMint ) external override notPaused returns ( IPositionalMarket // no support for returning PositionalMarket polymorphically given the interface ) { if (onlyWhitelistedAddressesCanCreateMarkets) { require(whitelistedAddresses[msg.sender], "Only whitelisted addresses can create markets"); } (bool canCreate, string memory message) = canCreateMarket(oracleKey, maturity, strikePrice); require(canCreate, message); uint expiry = maturity.add(durations.expiryDuration); PositionalMarket market = PositionalMarketFactory(positionalMarketFactory).createMarket( PositionalMarketFactory.PositionCreationMarketParameters( msg.sender, sUSD, priceFeed, oracleKey, strikePrice, [maturity, expiry], initialMint ) ); _activeMarkets.add(address(market)); // The debt can't be incremented in the new market's constructor because until construction is complete, // the manager doesn't know its address in order to grant it permission. totalDeposited = totalDeposited.add(initialMint); sUSD.transferFrom(msg.sender, address(market), _transformCollateral(initialMint)); (IPosition up, IPosition down) = market.getOptions(); marketsStrikePrice[address(market)] = strikePrice; marketsPerOracleKey[oracleKey][_getDateFromTimestamp(maturity)].push(address(market)); emit MarketCreated( address(market), msg.sender, oracleKey, strikePrice, maturity, expiry, address(up), address(down), false, address(0) ); return market; } /// @notice transferSusdTo transfers sUSD from market to receiver /// @dev Only to be called by markets themselves /// @param sender address of sender /// @param receiver address of receiver /// @param amount amount to be transferred function transferSusdTo( address sender, address receiver, uint amount ) external override { //only to be called by markets themselves require(isKnownMarket(address(msg.sender)), "Market unknown."); bool success = sUSD.transferFrom(sender, receiver, amount); if (!success) { revert("TransferFrom function failed"); } } /// @notice resolveMarket resolves an active market /// @param market address of the market function resolveMarket(address market) external override { require(_activeMarkets.contains(market), "Not an active market"); PositionalMarket(market).resolve(); _activeMarkets.remove(market); _maturedMarkets.add(market); } /// @notice expireMarkets removes expired markets from matured markets /// @param markets array of market addresses function expireMarkets(address[] calldata markets) external override notPaused onlyOwner { for (uint i = 0; i < markets.length; i++) { address market = markets[i]; require(isKnownMarket(address(market)), "Market unknown."); // The market itself handles decrementing the total deposits. PositionalMarket(market).expire(payable(msg.sender)); // Note that we required that the market is known, which guarantees // its index is defined and that the list of markets is not empty. _maturedMarkets.remove(market); emit MarketExpired(market); } } /// @notice transformCollateral transforms collateral /// @param value value to be transformed /// @return uint function transformCollateral(uint value) external view override returns (uint) { return _transformCollateral(value); } /// @notice reverseTransformCollateral reverse collateral if needed /// @param value value to be reversed /// @return uint function reverseTransformCollateral(uint value) external view override returns (uint) { if (needsTransformingCollateral) { return value * 1e12; } else { return value; } } /// @notice canCreateMarket checks if market can be created /// @param oracleKey market oracle key /// @param maturity market maturity timestamp /// @param strikePrice market strike price /// @return bool function canCreateMarket( bytes32 oracleKey, uint maturity, uint strikePrice ) public view returns (bool, string memory) { if (!marketCreationEnabled) { return (false, "Market creation is disabled"); } if (!_isValidKey(oracleKey)) { return (false, "Invalid key"); } if (maturity > block.timestamp + durations.maxTimeToMaturity) { return (false, "Maturity too far in the future"); } if (block.timestamp >= maturity) { return (false, "Maturity too far in the future"); } if (!_checkMarkets(oracleKey, strikePrice, maturity)) { return (false, "A market already exists within that timeframe and price buffer"); } return (true, ""); } /// @notice enableWhitelistedAddresses enables option that only whitelisted addresses /// can create markets function enableWhitelistedAddresses() external onlyOwner { onlyWhitelistedAddressesCanCreateMarkets = true; } /// @notice disableWhitelistedAddresses disables option that only whitelisted addresses /// can create markets function disableWhitelistedAddresses() external onlyOwner { onlyWhitelistedAddressesCanCreateMarkets = false; } /// @notice addWhitelistedAddress adds given address to whitelisted addresses list /// @param _address address to be added to the list function addWhitelistedAddress(address _address) external onlyOwner { whitelistedAddresses[_address] = true; } /// @notice removeWhitelistedAddress removes given address from whitelisted addresses list /// @param _address address to be removed from the list function removeWhitelistedAddress(address _address) external onlyOwner { delete whitelistedAddresses[_address]; } /// @notice setWhitelistedAddresses enables whitelist addresses option and creates list /// @param _whitelistedAddresses array of whitelisted addresses function setWhitelistedAddresses(address[] calldata _whitelistedAddresses) external onlyOwner { require(_whitelistedAddresses.length > 0, "Whitelisted addresses cannot be empty"); onlyWhitelistedAddressesCanCreateMarkets = true; for (uint256 index = 0; index < _whitelistedAddresses.length; index++) { whitelistedAddresses[_whitelistedAddresses[index]] = true; } } /// @notice setPositionalMarketFactory sets PositionalMarketFactory address /// @param _positionalMarketFactory address of PositionalMarketFactory function setPositionalMarketFactory(address _positionalMarketFactory) external onlyOwner { positionalMarketFactory = _positionalMarketFactory; emit SetPositionalMarketFactory(_positionalMarketFactory); } /// @notice setNeedsTransformingCollateral sets needsTransformingCollateral value /// @param _needsTransformingCollateral boolen value to be set function setNeedsTransformingCollateral(bool _needsTransformingCollateral) external onlyOwner { needsTransformingCollateral = _needsTransformingCollateral; } /// @notice setExpiryDuration sets expiryDuration value /// @param _expiryDuration value in seconds needed for market expiry check function setExpiryDuration(uint _expiryDuration) public onlyOwner { durations.expiryDuration = _expiryDuration; emit ExpiryDurationUpdated(_expiryDuration); } /// @notice setMaxTimeToMaturity sets maxTimeToMaturity value /// @param _maxTimeToMaturity value in seconds for market max time to maturity check function setMaxTimeToMaturity(uint _maxTimeToMaturity) public onlyOwner { durations.maxTimeToMaturity = _maxTimeToMaturity; emit MaxTimeToMaturityUpdated(_maxTimeToMaturity); } /// @notice setPriceFeed sets address of PriceFeed contract /// @param _address PriceFeed address function setPriceFeed(address _address) external onlyOwner { priceFeed = IPriceFeed(_address); emit SetPriceFeed(_address); } /// @notice setsUSD sets address of sUSD contract /// @param _address sUSD address function setsUSD(address _address) external onlyOwner { sUSD = IERC20(_address); emit SetsUSD(_address); } /// @notice setPriceBuffer sets priceBuffer value /// @param _priceBuffer value in percents needed for market creaton check function setPriceBuffer(uint _priceBuffer) external onlyOwner { priceBuffer = _priceBuffer; emit PriceBufferChanged(_priceBuffer); } /// @notice setTimeframeBuffer sets timeframeBuffer value /// @param _timeframeBuffer value in days needed for market creaton check function setTimeframeBuffer(uint _timeframeBuffer) external onlyOwner { timeframeBuffer = _timeframeBuffer; emit TimeframeBufferChanged(_timeframeBuffer); } /// @notice setMarketCreationEnabled sets marketCreationEnabled value /// @param enabled boolean value to enable/disable market creation function setMarketCreationEnabled(bool enabled) external onlyOwner { if (enabled != marketCreationEnabled) { marketCreationEnabled = enabled; emit MarketCreationEnabledUpdated(enabled); } } /// @notice _isValidKey checks if oracle key is supported by PriceFeed contract /// @param oracleKey oracle key /// @return bool function _isValidKey(bytes32 oracleKey) internal view returns (bool) { // If it has a rate, then it's possibly a valid key if (priceFeed.rateForCurrency(oracleKey) != 0) { return true; } return false; } /// @notice _checkStrikePrice checks if markets strike prices are between given price values /// @param markets list of markets to be checked /// @param strikePrice market strike price /// @param oracleKey market oracle key /// @return bool - true if there are no markets between given price values, otherwise false function _checkStrikePrice( address[] memory markets, uint strikePrice, bytes32 oracleKey ) internal view returns (bool) { uint buffer = (priceBuffer * _getImpliedVolatility(oracleKey)) / 1e18; for (uint i = 0; i < markets.length; i++) { uint upperPriceLimit = marketsStrikePrice[markets[i]] + (marketsStrikePrice[markets[i]] * buffer) / 1e20; uint lowerPriceLimit = marketsStrikePrice[markets[i]] - (marketsStrikePrice[markets[i]] * buffer) / 1e20; if (strikePrice <= upperPriceLimit && strikePrice >= lowerPriceLimit) { return false; } } return true; } /// @notice _checkMarkets checks if there exists similar market with same oracleKey /// @dev price limits are calculated from given strike price using priceBuffer percentage and /// we're checking lists of markets using timeframeBuffer /// @param oracleKey oracle key of the market to be created /// @param strikePrice strike price /// @param maturity market date maturity /// @return bool function _checkMarkets( bytes32 oracleKey, uint strikePrice, uint maturity ) internal view returns (bool) { uint date = _getDateFromTimestamp(maturity); for (uint day = 1; day <= timeframeBuffer; day++) { uint upperDateLimit = DateTime.addDays(date, day); uint lowerDateLimit = DateTime.subDays(date, day); address[] memory marketsDateAfter = _getMarketsPerOracleKey(oracleKey, upperDateLimit); address[] memory marketsDateBefore = _getMarketsPerOracleKey(oracleKey, lowerDateLimit); if ( !(_checkStrikePrice(marketsDateAfter, strikePrice, oracleKey) && _checkStrikePrice(marketsDateBefore, strikePrice, oracleKey)) ) { return false; } } address[] memory marketsOnDate = _getMarketsPerOracleKey(oracleKey, date); return _checkStrikePrice(marketsOnDate, strikePrice, oracleKey); } /// @notice _getMarketsPerOracleKey returns list of markets with same oracle key and maturity date /// @param oracleKey oracle key /// @param date maturity date /// @return address[] list of markets function _getMarketsPerOracleKey(bytes32 oracleKey, uint date) internal view returns (address[] memory) { return marketsPerOracleKey[oracleKey][date]; } /// @notice _getDateFromTimestamp calculates midnight timestamp /// @param timestamp timestamp to strip seconds, minutes and hours /// @return date midnigth timestamp function _getDateFromTimestamp(uint timestamp) internal pure returns (uint date) { uint second = DateTime.getSecond(timestamp); uint minute = DateTime.getMinute(timestamp); uint hour = DateTime.getHour(timestamp); date = DateTime.subHours(timestamp, hour); date = DateTime.subMinutes(date, minute); date = DateTime.subSeconds(date, second); } /// @notice _getImpliedVolatility gets implied volatility per asset from ThalesAMM contract /// @param oracleKey asset to fetch value for /// @return impliedVolatility function _getImpliedVolatility(bytes32 oracleKey) internal view returns (uint impliedVolatility) { address thalesAMM = PositionalMarketFactory(positionalMarketFactory).thalesAMM(); impliedVolatility = IThalesAMM(thalesAMM).impliedVolatilityPerAsset(oracleKey); } /// @notice _transformCollateral transforms collateral if needed /// @param value value to be transformed /// @return uint function _transformCollateral(uint value) internal view returns (uint) { if (needsTransformingCollateral) { return value / 1e12; } else { return value; } } modifier onlyActiveMarkets() { require(_activeMarkets.contains(msg.sender), "Permitted only for active markets."); _; } modifier onlyKnownMarkets() { require(isKnownMarket(msg.sender), "Permitted only for known markets."); _; } event MarketCreated( address market, address indexed creator, bytes32 indexed oracleKey, uint strikePrice, uint maturityDate, uint expiryDate, address up, address down, bool customMarket, address customOracle ); event MarketExpired(address market); event MarketsMigrated(PositionalMarketManager receivingManager, PositionalMarket[] markets); event MarketsReceived(PositionalMarketManager migratingManager, PositionalMarket[] markets); event MarketCreationEnabledUpdated(bool enabled); event ExpiryDurationUpdated(uint duration); event MaxTimeToMaturityUpdated(uint duration); event SetPositionalMarketFactory(address _positionalMarketFactory); event SetZeroExAddress(address _zeroExAddress); event SetPriceFeed(address _address); event SetsUSD(address _address); event SetMigratingManager(address manager); event PriceBufferChanged(uint priceBuffer); event TimeframeBufferChanged(uint timeframeBuffer); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Inheritance import "@openzeppelin/contracts-4.4.1/token/ERC20/IERC20.sol"; import "../interfaces/IPosition.sol"; // Libraries import "@openzeppelin/contracts-4.4.1/utils/math/SafeMath.sol"; // Internal references import "./PositionalMarket.sol"; contract Position is IERC20, IPosition { using SafeMath for uint; string public name; string public symbol; uint8 public constant decimals = 18; PositionalMarket public market; mapping(address => uint) public override balanceOf; uint public override totalSupply; // The argument order is allowance[owner][spender] mapping(address => mapping(address => uint)) private allowances; // Enforce a 1 cent minimum amount uint internal constant _MINIMUM_AMOUNT = 1e16; address public thalesAMM; bool public initialized = false; function initialize( string calldata _name, string calldata _symbol, address _thalesAMM ) external { require(!initialized, "Positional Market already initialized"); initialized = true; name = _name; symbol = _symbol; market = PositionalMarket(msg.sender); thalesAMM = _thalesAMM; } /// @notice allowance inherited IERC20 function /// @param owner address of the owner /// @param spender address of the spender /// @return uint256 number of tokens function allowance(address owner, address spender) external view override returns (uint256) { if (spender == thalesAMM) { return type(uint256).max; } else { return allowances[owner][spender]; } } /// @notice mint function mints Position token /// @param minter address of the minter /// @param amount value to mint token for function mint(address minter, uint amount) external onlyMarket { _requireMinimumAmount(amount); totalSupply = totalSupply.add(amount); balanceOf[minter] = balanceOf[minter].add(amount); // Increment rather than assigning since a transfer may have occurred. emit Transfer(address(0), minter, amount); emit Issued(minter, amount); } /// @notice exercise function exercises Position token /// @dev This must only be invoked after maturity. /// @param claimant address of the claiming address function exercise(address claimant) external onlyMarket { uint balance = balanceOf[claimant]; if (balance == 0) { return; } balanceOf[claimant] = 0; totalSupply = totalSupply.sub(balance); emit Transfer(claimant, address(0), balance); emit Burned(claimant, balance); } /// @notice exerciseWithAmount function exercises Position token /// @dev This must only be invoked after maturity. /// @param claimant address of the claiming address /// @param amount amount of tokens for exercising function exerciseWithAmount(address claimant, uint amount) external onlyMarket { require(amount > 0, "Can not exercise zero amount!"); require(balanceOf[claimant] >= amount, "Balance must be greather or equal amount that is burned"); balanceOf[claimant] = balanceOf[claimant] - amount; totalSupply = totalSupply.sub(amount); emit Transfer(claimant, address(0), amount); emit Burned(claimant, amount); } /// @notice expire function is used for Position selfdestruct /// @dev This must only be invoked after the exercise window is complete. /// Any options which have not been exercised will linger. /// @param beneficiary address of the Position token function expire(address payable beneficiary) external onlyMarket { selfdestruct(beneficiary); } /// @notice transfer is ERC20 function for transfer tokens /// @param _to address of the receiver /// @param _value value to be transferred /// @return success function transfer(address _to, uint _value) external override returns (bool success) { return _transfer(msg.sender, _to, _value); } /// @notice transferFrom is ERC20 function for transfer tokens /// @param _from address of the sender /// @param _to address of the receiver /// @param _value value to be transferred /// @return success function transferFrom( address _from, address _to, uint _value ) external override returns (bool success) { if (msg.sender != thalesAMM) { uint fromAllowance = allowances[_from][msg.sender]; require(_value <= fromAllowance, "Insufficient allowance"); allowances[_from][msg.sender] = fromAllowance.sub(_value); } return _transfer(_from, _to, _value); } /// @notice approve is ERC20 function for token approval /// @param _spender address of the spender /// @param _value value to be approved /// @return success function approve(address _spender, uint _value) external override returns (bool success) { require(_spender != address(0)); allowances[msg.sender][_spender] = _value; emit Approval(msg.sender, _spender, _value); return true; } /// @notice getBalanceOf ERC20 function gets token balance of an account /// @param account address of the account /// @return uint function getBalanceOf(address account) external view override returns (uint) { return balanceOf[account]; } /// @notice getTotalSupply ERC20 function gets token total supply /// @return uint function getTotalSupply() external view override returns (uint) { return totalSupply; } /// @notice transfer is internal function for transfer tokens /// @param _from address of the sender /// @param _to address of the receiver /// @param _value value to be transferred /// @return success function _transfer( address _from, address _to, uint _value ) internal returns (bool success) { market.requireUnpaused(); require(_to != address(0) && _to != address(this), "Invalid address"); uint fromBalance = balanceOf[_from]; require(_value <= fromBalance, "Insufficient balance"); balanceOf[_from] = fromBalance.sub(_value); balanceOf[_to] = balanceOf[_to].add(_value); emit Transfer(_from, _to, _value); return true; } /// @notice _requireMinimumAmount checks that amount is greater than minimum amount /// @param amount value to be checked /// @return uint amount function _requireMinimumAmount(uint amount) internal pure returns (uint) { require(amount >= _MINIMUM_AMOUNT || amount == 0, "Balance < $0.01"); return amount; } modifier onlyMarket() { require(msg.sender == address(market), "Only market allowed"); _; } event Issued(address indexed account, uint value); event Burned(address indexed account, uint value); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `from` to `to` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 amount ) external returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity >=0.5.16; import "../interfaces/IPositionalMarket.sol"; interface IPositionalMarketManager { /* ========== VIEWS / VARIABLES ========== */ function durations() external view returns (uint expiryDuration, uint maxTimeToMaturity); function capitalRequirement() external view returns (uint); function marketCreationEnabled() external view returns (bool); function transformCollateral(uint value) external view returns (uint); function reverseTransformCollateral(uint value) external view returns (uint); function totalDeposited() external view returns (uint); function numActiveMarkets() external view returns (uint); function activeMarkets(uint index, uint pageSize) external view returns (address[] memory); function numMaturedMarkets() external view returns (uint); function maturedMarkets(uint index, uint pageSize) external view returns (address[] memory); function isActiveMarket(address candidate) external view returns (bool); function isKnownMarket(address candidate) external view returns (bool); /* ========== MUTATIVE FUNCTIONS ========== */ function createMarket( bytes32 oracleKey, uint strikePrice, uint maturity, uint initialMint // initial sUSD to mint options for, ) external returns (IPositionalMarket); function resolveMarket(address market) external; function expireMarkets(address[] calldata market) external; function transferSusdTo( address sender, address receiver, uint amount ) external; }
// SPDX-License-Identifier: MIT pragma solidity >=0.5.16; import "./IPositionalMarket.sol"; interface IPosition { /* ========== VIEWS / VARIABLES ========== */ function getBalanceOf(address account) external view returns (uint); function getTotalSupply() external view returns (uint); }
// SPDX-License-Identifier: MIT pragma solidity >=0.5.16; interface IPriceFeed { // Structs struct RateAndUpdatedTime { uint216 rate; uint40 time; } // Mutative functions function addAggregator(bytes32 currencyKey, address aggregatorAddress) external; function removeAggregator(bytes32 currencyKey) external; // Views function rateForCurrency(bytes32 currencyKey) external view returns (uint); function rateAndUpdatedTime(bytes32 currencyKey) external view returns (uint rate, uint time); function getRates() external view returns (uint[] memory); function getCurrencies() external view returns (bytes32[] memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Clone of syntetix contract without constructor contract ProxyOwned { address public owner; address public nominatedOwner; bool private _initialized; bool private _transferredAtInit; function setOwner(address _owner) public { require(_owner != address(0), "Owner address cannot be 0"); require(!_initialized, "Already initialized, use nominateNewOwner"); _initialized = true; owner = _owner; emit OwnerChanged(address(0), _owner); } function nominateNewOwner(address _owner) external onlyOwner { nominatedOwner = _owner; emit OwnerNominated(_owner); } function acceptOwnership() external { require(msg.sender == nominatedOwner, "You must be nominated before you can accept ownership"); emit OwnerChanged(owner, nominatedOwner); owner = nominatedOwner; nominatedOwner = address(0); } function transferOwnershipAtInit(address proxyAddress) external onlyOwner { require(proxyAddress != address(0), "Invalid address"); require(!_transferredAtInit, "Already transferred"); owner = proxyAddress; _transferredAtInit = true; emit OwnerChanged(owner, proxyAddress); } modifier onlyOwner { _onlyOwner(); _; } function _onlyOwner() private view { require(msg.sender == owner, "Only the contract owner may perform this action"); } event OwnerNominated(address newOwner); event OwnerChanged(address oldOwner, address newOwner); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Inheritance import "./ProxyOwned.sol"; // Clone of syntetix contract without constructor contract ProxyPausable is ProxyOwned { uint public lastPauseTime; bool public paused; /** * @notice Change the paused state of the contract * @dev Only the contract owner may call this. */ function setPaused(bool _paused) external onlyOwner { // Ensure we're actually changing the state before we do anything if (_paused == paused) { return; } // Set our paused state. paused = _paused; // If applicable, set the last pause time. if (paused) { lastPauseTime = block.timestamp; } // Let everyone know that our pause state has changed. emit PauseChanged(paused); } event PauseChanged(bool isPaused); modifier notPaused { require(!paused, "This action cannot be performed while the contract is paused"); _; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; library AddressSetLib { struct AddressSet { address[] elements; mapping(address => uint) indices; } function contains(AddressSet storage set, address candidate) internal view returns (bool) { if (set.elements.length == 0) { return false; } uint index = set.indices[candidate]; return index != 0 || set.elements[0] == candidate; } function getPage( AddressSet storage set, uint index, uint pageSize ) internal view returns (address[] memory) { // NOTE: This implementation should be converted to slice operators if the compiler is updated to v0.6.0+ uint endIndex = index + pageSize; // The check below that endIndex <= index handles overflow. // If the page extends past the end of the list, truncate it. if (endIndex > set.elements.length) { endIndex = set.elements.length; } if (endIndex <= index) { return new address[](0); } uint n = endIndex - index; // We already checked for negative overflow. address[] memory page = new address[](n); for (uint i; i < n; i++) { page[i] = set.elements[i + index]; } return page; } function add(AddressSet storage set, address element) internal { // Adding to a set is an idempotent operation. if (!contains(set, element)) { set.indices[element] = set.elements.length; set.elements.push(element); } } function remove(AddressSet storage set, address element) internal { require(contains(set, element), "Element not in set."); // Replace the removed element with the last element of the list. uint index = set.indices[element]; uint lastIndex = set.elements.length - 1; // We required that element is in the list, so it is not empty. if (index != lastIndex) { // No need to shift the last element if it is the one we want to delete. address shiftedElement = set.elements[lastIndex]; set.elements[index] = shiftedElement; set.indices[shiftedElement] = index; } set.elements.pop(); delete set.indices[element]; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // ---------------------------------------------------------------------------- // DateTime Library v2.0 // // A gas-efficient Solidity date and time library // // https://github.com/bokkypoobah/BokkyPooBahsDateTimeLibrary // // Tested date range 1970/01/01 to 2345/12/31 // // Conventions: // Unit | Range | Notes // :-------- |:-------------:|:----- // timestamp | >= 0 | Unix timestamp, number of seconds since 1970/01/01 00:00:00 UTC // year | 1970 ... 2345 | // month | 1 ... 12 | // day | 1 ... 31 | // hour | 0 ... 23 | // minute | 0 ... 59 | // second | 0 ... 59 | // dayOfWeek | 1 ... 7 | 1 = Monday, ..., 7 = Sunday // // // Enjoy. (c) BokkyPooBah / Bok Consulting Pty Ltd 2018-2019. The MIT Licence. // ---------------------------------------------------------------------------- library DateTime { uint256 constant SECONDS_PER_DAY = 24 * 60 * 60; uint256 constant SECONDS_PER_HOUR = 60 * 60; uint256 constant SECONDS_PER_MINUTE = 60; int256 constant OFFSET19700101 = 2440588; uint256 constant DOW_MON = 1; uint256 constant DOW_TUE = 2; uint256 constant DOW_WED = 3; uint256 constant DOW_THU = 4; uint256 constant DOW_FRI = 5; uint256 constant DOW_SAT = 6; uint256 constant DOW_SUN = 7; // ------------------------------------------------------------------------ // Calculate the number of days from 1970/01/01 to year/month/day using // the date conversion algorithm from // http://aa.usno.navy.mil/faq/docs/JD_Formula.php // and subtracting the offset 2440588 so that 1970/01/01 is day 0 // // days = day // - 32075 // + 1461 * (year + 4800 + (month - 14) / 12) / 4 // + 367 * (month - 2 - (month - 14) / 12 * 12) / 12 // - 3 * ((year + 4900 + (month - 14) / 12) / 100) / 4 // - offset // ------------------------------------------------------------------------ function _daysFromDate( uint256 year, uint256 month, uint256 day ) internal pure returns (uint256 _days) { require(year >= 1970); int256 _year = int256(year); int256 _month = int256(month); int256 _day = int256(day); int256 __days = _day - 32075 + (1461 * (_year + 4800 + (_month - 14) / 12)) / 4 + (367 * (_month - 2 - ((_month - 14) / 12) * 12)) / 12 - (3 * ((_year + 4900 + (_month - 14) / 12) / 100)) / 4 - OFFSET19700101; _days = uint256(__days); } // ------------------------------------------------------------------------ // Calculate year/month/day from the number of days since 1970/01/01 using // the date conversion algorithm from // http://aa.usno.navy.mil/faq/docs/JD_Formula.php // and adding the offset 2440588 so that 1970/01/01 is day 0 // // int L = days + 68569 + offset // int N = 4 * L / 146097 // L = L - (146097 * N + 3) / 4 // year = 4000 * (L + 1) / 1461001 // L = L - 1461 * year / 4 + 31 // month = 80 * L / 2447 // dd = L - 2447 * month / 80 // L = month / 11 // month = month + 2 - 12 * L // year = 100 * (N - 49) + year + L // ------------------------------------------------------------------------ function _daysToDate(uint256 _days) internal pure returns ( uint256 year, uint256 month, uint256 day ) { int256 __days = int256(_days); int256 L = __days + 68569 + OFFSET19700101; int256 N = (4 * L) / 146097; L = L - (146097 * N + 3) / 4; int256 _year = (4000 * (L + 1)) / 1461001; L = L - (1461 * _year) / 4 + 31; int256 _month = (80 * L) / 2447; int256 _day = L - (2447 * _month) / 80; L = _month / 11; _month = _month + 2 - 12 * L; _year = 100 * (N - 49) + _year + L; year = uint256(_year); month = uint256(_month); day = uint256(_day); } function timestampFromDate( uint256 year, uint256 month, uint256 day ) internal pure returns (uint256 timestamp) { timestamp = _daysFromDate(year, month, day) * SECONDS_PER_DAY; } function timestampFromDateTime( uint256 year, uint256 month, uint256 day, uint256 hour, uint256 minute, uint256 second ) internal pure returns (uint256 timestamp) { timestamp = _daysFromDate(year, month, day) * SECONDS_PER_DAY + hour * SECONDS_PER_HOUR + minute * SECONDS_PER_MINUTE + second; } function timestampToDate(uint256 timestamp) internal pure returns ( uint256 year, uint256 month, uint256 day ) { (year, month, day) = _daysToDate(timestamp / SECONDS_PER_DAY); } function timestampToDateTime(uint256 timestamp) internal pure returns ( uint256 year, uint256 month, uint256 day, uint256 hour, uint256 minute, uint256 second ) { (year, month, day) = _daysToDate(timestamp / SECONDS_PER_DAY); uint256 secs = timestamp % SECONDS_PER_DAY; hour = secs / SECONDS_PER_HOUR; secs = secs % SECONDS_PER_HOUR; minute = secs / SECONDS_PER_MINUTE; second = secs % SECONDS_PER_MINUTE; } function isValidDate( uint256 year, uint256 month, uint256 day ) internal pure returns (bool valid) { if (year >= 1970 && month > 0 && month <= 12) { uint256 daysInMonth = _getDaysInMonth(year, month); if (day > 0 && day <= daysInMonth) { valid = true; } } } function isValidDateTime( uint256 year, uint256 month, uint256 day, uint256 hour, uint256 minute, uint256 second ) internal pure returns (bool valid) { if (isValidDate(year, month, day)) { if (hour < 24 && minute < 60 && second < 60) { valid = true; } } } function isLeapYear(uint256 timestamp) internal pure returns (bool leapYear) { (uint256 year, , ) = _daysToDate(timestamp / SECONDS_PER_DAY); leapYear = _isLeapYear(year); } function _isLeapYear(uint256 year) internal pure returns (bool leapYear) { leapYear = ((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0); } function isWeekDay(uint256 timestamp) internal pure returns (bool weekDay) { weekDay = getDayOfWeek(timestamp) <= DOW_FRI; } function isWeekEnd(uint256 timestamp) internal pure returns (bool weekEnd) { weekEnd = getDayOfWeek(timestamp) >= DOW_SAT; } function getDaysInMonth(uint256 timestamp) internal pure returns (uint256 daysInMonth) { (uint256 year, uint256 month, ) = _daysToDate(timestamp / SECONDS_PER_DAY); daysInMonth = _getDaysInMonth(year, month); } function _getDaysInMonth(uint256 year, uint256 month) internal pure returns (uint256 daysInMonth) { if ( month == 1 || month == 3 || month == 5 || month == 7 || month == 8 || month == 10 || month == 12 ) { daysInMonth = 31; } else if (month != 2) { daysInMonth = 30; } else { daysInMonth = _isLeapYear(year) ? 29 : 28; } } // 1 = Monday, 7 = Sunday function getDayOfWeek(uint256 timestamp) internal pure returns (uint256 dayOfWeek) { uint256 _days = timestamp / SECONDS_PER_DAY; dayOfWeek = ((_days + 3) % 7) + 1; } function getYear(uint256 timestamp) internal pure returns (uint256 year) { (year, , ) = _daysToDate(timestamp / SECONDS_PER_DAY); } function getMonth(uint256 timestamp) internal pure returns (uint256 month) { (, month, ) = _daysToDate(timestamp / SECONDS_PER_DAY); } function getDay(uint256 timestamp) internal pure returns (uint256 day) { (, , day) = _daysToDate(timestamp / SECONDS_PER_DAY); } function getHour(uint256 timestamp) internal pure returns (uint256 hour) { uint256 secs = timestamp % SECONDS_PER_DAY; hour = secs / SECONDS_PER_HOUR; } function getMinute(uint256 timestamp) internal pure returns (uint256 minute) { uint256 secs = timestamp % SECONDS_PER_HOUR; minute = secs / SECONDS_PER_MINUTE; } function getSecond(uint256 timestamp) internal pure returns (uint256 second) { second = timestamp % SECONDS_PER_MINUTE; } function addYears(uint256 timestamp, uint256 _years) internal pure returns (uint256 newTimestamp) { (uint256 year, uint256 month, uint256 day) = _daysToDate(timestamp / SECONDS_PER_DAY); year += _years; uint256 daysInMonth = _getDaysInMonth(year, month); if (day > daysInMonth) { day = daysInMonth; } newTimestamp = _daysFromDate(year, month, day) * SECONDS_PER_DAY + (timestamp % SECONDS_PER_DAY); require(newTimestamp >= timestamp); } function addMonths(uint256 timestamp, uint256 _months) internal pure returns (uint256 newTimestamp) { (uint256 year, uint256 month, uint256 day) = _daysToDate(timestamp / SECONDS_PER_DAY); month += _months; year += (month - 1) / 12; month = ((month - 1) % 12) + 1; uint256 daysInMonth = _getDaysInMonth(year, month); if (day > daysInMonth) { day = daysInMonth; } newTimestamp = _daysFromDate(year, month, day) * SECONDS_PER_DAY + (timestamp % SECONDS_PER_DAY); require(newTimestamp >= timestamp); } function addDays(uint256 timestamp, uint256 _days) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp + _days * SECONDS_PER_DAY; require(newTimestamp >= timestamp); } function addHours(uint256 timestamp, uint256 _hours) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp + _hours * SECONDS_PER_HOUR; require(newTimestamp >= timestamp); } function addMinutes(uint256 timestamp, uint256 _minutes) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp + _minutes * SECONDS_PER_MINUTE; require(newTimestamp >= timestamp); } function addSeconds(uint256 timestamp, uint256 _seconds) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp + _seconds; require(newTimestamp >= timestamp); } function subYears(uint256 timestamp, uint256 _years) internal pure returns (uint256 newTimestamp) { (uint256 year, uint256 month, uint256 day) = _daysToDate(timestamp / SECONDS_PER_DAY); year -= _years; uint256 daysInMonth = _getDaysInMonth(year, month); if (day > daysInMonth) { day = daysInMonth; } newTimestamp = _daysFromDate(year, month, day) * SECONDS_PER_DAY + (timestamp % SECONDS_PER_DAY); require(newTimestamp <= timestamp); } function subMonths(uint256 timestamp, uint256 _months) internal pure returns (uint256 newTimestamp) { (uint256 year, uint256 month, uint256 day) = _daysToDate(timestamp / SECONDS_PER_DAY); uint256 yearMonth = year * 12 + (month - 1) - _months; year = yearMonth / 12; month = (yearMonth % 12) + 1; uint256 daysInMonth = _getDaysInMonth(year, month); if (day > daysInMonth) { day = daysInMonth; } newTimestamp = _daysFromDate(year, month, day) * SECONDS_PER_DAY + (timestamp % SECONDS_PER_DAY); require(newTimestamp <= timestamp); } function subDays(uint256 timestamp, uint256 _days) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp - _days * SECONDS_PER_DAY; require(newTimestamp <= timestamp); } function subHours(uint256 timestamp, uint256 _hours) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp - _hours * SECONDS_PER_HOUR; require(newTimestamp <= timestamp); } function subMinutes(uint256 timestamp, uint256 _minutes) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp - _minutes * SECONDS_PER_MINUTE; require(newTimestamp <= timestamp); } function subSeconds(uint256 timestamp, uint256 _seconds) internal pure returns (uint256 newTimestamp) { newTimestamp = timestamp - _seconds; require(newTimestamp <= timestamp); } function diffYears(uint256 fromTimestamp, uint256 toTimestamp) internal pure returns (uint256 _years) { require(fromTimestamp <= toTimestamp); (uint256 fromYear, , ) = _daysToDate(fromTimestamp / SECONDS_PER_DAY); (uint256 toYear, , ) = _daysToDate(toTimestamp / SECONDS_PER_DAY); _years = toYear - fromYear; } function diffMonths(uint256 fromTimestamp, uint256 toTimestamp) internal pure returns (uint256 _months) { require(fromTimestamp <= toTimestamp); (uint256 fromYear, uint256 fromMonth, ) = _daysToDate(fromTimestamp / SECONDS_PER_DAY); (uint256 toYear, uint256 toMonth, ) = _daysToDate(toTimestamp / SECONDS_PER_DAY); _months = toYear * 12 + toMonth - fromYear * 12 - fromMonth; } function diffDays(uint256 fromTimestamp, uint256 toTimestamp) internal pure returns (uint256 _days) { require(fromTimestamp <= toTimestamp); _days = (toTimestamp - fromTimestamp) / SECONDS_PER_DAY; } function diffHours(uint256 fromTimestamp, uint256 toTimestamp) internal pure returns (uint256 _hours) { require(fromTimestamp <= toTimestamp); _hours = (toTimestamp - fromTimestamp) / SECONDS_PER_HOUR; } function diffMinutes(uint256 fromTimestamp, uint256 toTimestamp) internal pure returns (uint256 _minutes) { require(fromTimestamp <= toTimestamp); _minutes = (toTimestamp - fromTimestamp) / SECONDS_PER_MINUTE; } function diffSeconds(uint256 fromTimestamp, uint256 toTimestamp) internal pure returns (uint256 _seconds) { require(fromTimestamp <= toTimestamp); _seconds = toTimestamp - fromTimestamp; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; // Inheritance import "../utils/proxy/solidity-0.8.0/ProxyOwned.sol"; // Internal references import "./Position.sol"; import "./PositionalMarket.sol"; import "./PositionalMarketFactory.sol"; import "../interfaces/IPriceFeed.sol"; import "../interfaces/IPositionalMarket.sol"; import "@openzeppelin/contracts-4.4.1/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts-4.4.1/proxy/Clones.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; contract PositionalMarketFactory is Initializable, ProxyOwned { /* ========== STATE VARIABLES ========== */ address public positionalMarketManager; address public positionalMarketMastercopy; address public positionMastercopy; address public limitOrderProvider; address public thalesAMM; struct PositionCreationMarketParameters { address creator; IERC20 _sUSD; IPriceFeed _priceFeed; bytes32 oracleKey; uint strikePrice; uint[2] times; // [maturity, expiry] uint initialMint; } function initialize(address _owner) external initializer { setOwner(_owner); } /// @notice createMarket create market function /// @param _parameters PositionCreationMarketParameters needed for market creation /// @return PositionalMarket created market function createMarket(PositionCreationMarketParameters calldata _parameters) external returns (PositionalMarket) { require(positionalMarketManager == msg.sender, "Only permitted by the manager."); PositionalMarket pom = PositionalMarket(Clones.clone(positionalMarketMastercopy)); Position up = Position(Clones.clone(positionMastercopy)); Position down = Position(Clones.clone(positionMastercopy)); pom.initialize( PositionalMarket.PositionalMarketParameters( positionalMarketManager, _parameters._sUSD, _parameters._priceFeed, _parameters.creator, _parameters.oracleKey, _parameters.strikePrice, _parameters.times, _parameters.initialMint, address(up), address(down), thalesAMM ) ); emit MarketCreated( address(pom), _parameters.oracleKey, _parameters.strikePrice, _parameters.times[0], _parameters.times[1], _parameters.initialMint ); return pom; } /// @notice setPositionalMarketManager sets positionalMarketManager value /// @param _positionalMarketManager address of the PositionalMarketManager contract function setPositionalMarketManager(address _positionalMarketManager) external onlyOwner { positionalMarketManager = _positionalMarketManager; emit PositionalMarketManagerChanged(_positionalMarketManager); } /// @notice setPositionalMarketMastercopy sets positionalMarketMastercopy value /// @param _positionalMarketMastercopy address of the PositionalMarketMastercopy contract function setPositionalMarketMastercopy(address _positionalMarketMastercopy) external onlyOwner { positionalMarketMastercopy = _positionalMarketMastercopy; emit PositionalMarketMastercopyChanged(_positionalMarketMastercopy); } /// @notice setPositionMastercopy sets positionMastercopy value /// @param _positionMastercopy address of the PositionMastercopy contract function setPositionMastercopy(address _positionMastercopy) external onlyOwner { positionMastercopy = _positionMastercopy; emit PositionMastercopyChanged(_positionMastercopy); } /// @notice setThalesAMM sets thalesAMM value /// @param _thalesAMM address of ThalesAMM contract function setThalesAMM(address _thalesAMM) external onlyOwner { thalesAMM = _thalesAMM; emit SetThalesAMM(_thalesAMM); } event PositionalMarketManagerChanged(address _positionalMarketManager); event PositionalMarketMastercopyChanged(address _positionalMarketMastercopy); event PositionMastercopyChanged(address _positionMastercopy); event SetThalesAMM(address _thalesAMM); event MarketCreated( address market, bytes32 indexed oracleKey, uint strikePrice, uint maturityDate, uint expiryDate, uint initialMint ); }
// SPDX-License-Identifier: MIT pragma solidity >=0.5.16; interface IThalesAMM { enum Position {Up, Down} function manager() external view returns (address); function availableToBuyFromAMM(address market, Position position) external view returns (uint); function impliedVolatilityPerAsset(bytes32 oracleKey) external view returns(uint); function buyFromAmmQuote( address market, Position position, uint amount ) external view returns (uint); function buyFromAMM( address market, Position position, uint amount, uint expectedPayout, uint additionalSlippage ) external; function availableToSellToAMM(address market, Position position) external view returns (uint); function sellToAmmQuote( address market, Position position, uint amount ) external view returns (uint); function sellToAMM( address market, Position position, uint amount, uint expectedPayout, uint additionalSlippage ) external; function isMarketInAMMTrading(address market) external view returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (proxy/utils/Initializable.sol) pragma solidity ^0.8.0; import "../../utils/AddressUpgradeable.sol"; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To initialize the implementation contract, you can either invoke the * initializer manually, or you can include a constructor to automatically mark it as initialized when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() initializer {} * ``` * ==== */ abstract contract Initializable { /** * @dev Indicates that the contract has been initialized. */ bool private _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool private _initializing; /** * @dev Modifier to protect an initializer function from being invoked twice. */ modifier initializer() { // If the contract is initializing we ignore whether _initialized is set in order to support multiple // inheritance patterns, but we only do this in the context of a constructor, because in other contexts the // contract may have been reentered. require(_initializing ? _isConstructor() : !_initialized, "Initializable: contract is already initialized"); bool isTopLevelCall = !_initializing; if (isTopLevelCall) { _initializing = true; _initialized = true; } _; if (isTopLevelCall) { _initializing = false; } } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} modifier, directly or indirectly. */ modifier onlyInitializing() { require(_initializing, "Initializable: contract is not initializing"); _; } function _isConstructor() private view returns (bool) { return !AddressUpgradeable.isContract(address(this)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (proxy/Clones.sol) pragma solidity ^0.8.0; /** * @dev https://eips.ethereum.org/EIPS/eip-1167[EIP 1167] is a standard for * deploying minimal proxy contracts, also known as "clones". * * > To simply and cheaply clone contract functionality in an immutable way, this standard specifies * > a minimal bytecode implementation that delegates all calls to a known, fixed address. * * The library includes functions to deploy a proxy using either `create` (traditional deployment) or `create2` * (salted deterministic deployment). It also includes functions to predict the addresses of clones deployed using the * deterministic method. * * _Available since v3.4._ */ library Clones { /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `implementation`. * * This function uses the create opcode, which should never revert. */ function clone(address implementation) internal returns (address instance) { /// @solidity memory-safe-assembly assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, implementation)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000) instance := create(0, ptr, 0x37) } require(instance != address(0), "ERC1167: create failed"); } /** * @dev Deploys and returns the address of a clone that mimics the behaviour of `implementation`. * * This function uses the create2 opcode and a `salt` to deterministically deploy * the clone. Using the same `implementation` and `salt` multiple time will revert, since * the clones cannot be deployed twice at the same address. */ function cloneDeterministic(address implementation, bytes32 salt) internal returns (address instance) { /// @solidity memory-safe-assembly assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, implementation)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf30000000000000000000000000000000000) instance := create2(0, ptr, 0x37, salt) } require(instance != address(0), "ERC1167: create2 failed"); } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress( address implementation, bytes32 salt, address deployer ) internal pure returns (address predicted) { /// @solidity memory-safe-assembly assembly { let ptr := mload(0x40) mstore(ptr, 0x3d602d80600a3d3981f3363d3d373d3d3d363d73000000000000000000000000) mstore(add(ptr, 0x14), shl(0x60, implementation)) mstore(add(ptr, 0x28), 0x5af43d82803e903d91602b57fd5bf3ff00000000000000000000000000000000) mstore(add(ptr, 0x38), shl(0x60, deployer)) mstore(add(ptr, 0x4c), salt) mstore(add(ptr, 0x6c), keccak256(ptr, 0x37)) predicted := keccak256(add(ptr, 0x37), 0x55) } } /** * @dev Computes the address of a clone deployed using {Clones-cloneDeterministic}. */ function predictDeterministicAddress(address implementation, bytes32 salt) internal view returns (address predicted) { return predictDeterministicAddress(implementation, salt, address(this)); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Address.sol) pragma solidity ^0.8.0; /** * @dev Collection of functions related to the address type */ library AddressUpgradeable { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
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Contract ABI
API[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"beneficiary","type":"address"}],"name":"Expired","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"enum IPositionalMarket.Side","name":"result","type":"uint8"},{"indexed":false,"internalType":"uint256","name":"oraclePrice","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"oracleTimestamp","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"deposited","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"poolFees","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"creatorFees","type":"uint256"}],"name":"MarketResolved","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"enum IPositionalMarket.Side","name":"side","type":"uint8"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Mint","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"OptionsBurned","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"OptionsExercised","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"oldOwner","type":"address"},{"indexed":false,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnerChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnerNominated","type":"event"},{"inputs":[],"name":"acceptOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balancesOf","outputs":[{"internalType":"uint256","name":"up","type":"uint256"},{"internalType":"uint256","name":"down","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burnOptions","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"burnOptionsMaximum","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"canResolve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"creator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"deposited","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"exerciseOptions","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"beneficiary","type":"address"}],"name":"expire","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"fees","outputs":[{"internalType":"uint256","name":"poolFee","type":"uint256"},{"internalType":"uint256","name":"creatorFee","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getMaximumBurnable","outputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getOptions","outputs":[{"internalType":"contract IPosition","name":"up","type":"address"},{"internalType":"contract IPosition","name":"down","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getOracleDetails","outputs":[{"internalType":"bytes32","name":"key","type":"bytes32"},{"internalType":"uint256","name":"strikePrice","type":"uint256"},{"internalType":"uint256","name":"finalPrice","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"initialMint","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"contract IERC20","name":"sUSD","type":"address"},{"internalType":"contract IPriceFeed","name":"priceFeed","type":"address"},{"internalType":"address","name":"creator","type":"address"},{"internalType":"bytes32","name":"oracleKey","type":"bytes32"},{"internalType":"uint256","name":"strikePrice","type":"uint256"},{"internalType":"uint256[2]","name":"times","type":"uint256[2]"},{"internalType":"uint256","name":"deposit","type":"uint256"},{"internalType":"address","name":"up","type":"address"},{"internalType":"address","name":"down","type":"address"},{"internalType":"address","name":"thalesAMM","type":"address"}],"internalType":"struct PositionalMarket.PositionalMarketParameters","name":"_parameters","type":"tuple"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"initialized","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"value","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"nominateNewOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"nominatedOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"options","outputs":[{"internalType":"contract Position","name":"up","type":"address"},{"internalType":"contract Position","name":"down","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oracleDetails","outputs":[{"internalType":"bytes32","name":"key","type":"bytes32"},{"internalType":"uint256","name":"strikePrice","type":"uint256"},{"internalType":"uint256","name":"finalPrice","type":"uint256"},{"internalType":"bool","name":"customMarket","type":"bool"},{"internalType":"address","name":"iOracleInstanceAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oraclePrice","outputs":[{"internalType":"uint256","name":"price","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"oraclePriceAndTimestamp","outputs":[{"internalType":"uint256","name":"price","type":"uint256"},{"internalType":"uint256","name":"updatedAt","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"phase","outputs":[{"internalType":"enum IPositionalMarket.Phase","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"priceFeed","outputs":[{"internalType":"contract IPriceFeed","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"requireUnpaused","outputs":[],"stateMutability":"view","type":"function"},{"inputs":[],"name":"resolve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"resolved","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"result","outputs":[{"internalType":"enum IPositionalMarket.Side","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"sUSD","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"times","outputs":[{"internalType":"uint256","name":"maturity","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupplies","outputs":[{"internalType":"uint256","name":"up","type":"uint256"},{"internalType":"uint256","name":"down","type":"uint256"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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Multichain Portfolio | 34 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.