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Minimal Proxy Contract for 0xb0cbc48969e48993456493a04f8dfa4996da10f3
Contract Name:
SportPositionalMarketMastercopy
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 "./SportPositionalMarket.sol"; contract SportPositionalMarketMastercopy is SportPositionalMarket { 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/ISportPositionalMarket.sol"; import "../../interfaces/ITherundownConsumer.sol"; // Libraries import "@openzeppelin/contracts-4.4.1/utils/math/SafeMath.sol"; // Internal references import "./SportPositionalMarketManager.sol"; import "./SportPosition.sol"; import "@openzeppelin/contracts-4.4.1/token/ERC20/IERC20.sol"; contract SportPositionalMarket is OwnedWithInit, ISportPositionalMarket { /* ========== LIBRARIES ========== */ using SafeMath for uint; /* ========== TYPES ========== */ struct Options { SportPosition home; SportPosition away; SportPosition draw; } struct Times { uint maturity; uint expiry; } struct GameDetails { bytes32 gameId; string gameLabel; } struct SportPositionalMarketParameters { address owner; IERC20 sUSD; address creator; bytes32 gameId; string gameLabel; uint[2] times; // [maturity, expiry] uint deposit; // sUSD deposit address theRundownConsumer; address sportsAMM; uint positionCount; address[] positions; uint[] tags; bool isChild; address parentMarket; bool isDoubleChance; } /* ========== STATE VARIABLES ========== */ Options public options; uint public override optionsCount; Times public override times; GameDetails public gameDetails; ITherundownConsumer public theRundownConsumer; IERC20 public sUSD; address public sportsAMM; uint[] public override tags; uint public finalResult; // `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 override initialMint; address public override creator; bool public override resolved; bool public override cancelled; uint public cancelTimestamp; uint public homeOddsOnCancellation; uint public awayOddsOnCancellation; uint public drawOddsOnCancellation; bool public invalidOdds; bool public initialized = false; bool public override paused; bool public override isChild; ISportPositionalMarket public override parentMarket; bool public override isDoubleChance; /* ========== CONSTRUCTOR ========== */ function initialize(SportPositionalMarketParameters calldata _parameters) external { require(!initialized, "Positional Market already initialized"); initialized = true; initOwner(_parameters.owner); sUSD = _parameters.sUSD; creator = _parameters.creator; theRundownConsumer = ITherundownConsumer(_parameters.theRundownConsumer); gameDetails = GameDetails(_parameters.gameId, _parameters.gameLabel); tags = _parameters.tags; times = Times(_parameters.times[0], _parameters.times[1]); deposited = _parameters.deposit; initialMint = _parameters.deposit; optionsCount = _parameters.positionCount; sportsAMM = _parameters.sportsAMM; isDoubleChance = _parameters.isDoubleChance; parentMarket = ISportPositionalMarket(_parameters.parentMarket); require(optionsCount == _parameters.positions.length, "Position count mismatch"); // Instantiate the options themselves options.home = SportPosition(_parameters.positions[0]); options.away = SportPosition(_parameters.positions[1]); // abi.encodePacked("sUP: ", _oracleKey) // consider naming the option: sUpBTC>[email protected] if (_parameters.isChild) { isChild = true; require(tags.length > 1, "Child markets must have two tags"); if (tags[1] == 10001) { options.home.initialize(gameDetails.gameLabel, "HOME", _parameters.sportsAMM); options.away.initialize(gameDetails.gameLabel, "AWAY", _parameters.sportsAMM); } else if (tags[1] == 10002) { options.home.initialize(gameDetails.gameLabel, "OVER", _parameters.sportsAMM); options.away.initialize(gameDetails.gameLabel, "UNDER", _parameters.sportsAMM); } } else { options.home.initialize(gameDetails.gameLabel, "HOME", _parameters.sportsAMM); options.away.initialize(gameDetails.gameLabel, "AWAY", _parameters.sportsAMM); } if (optionsCount > 2) { options.draw = SportPosition(_parameters.positions[2]); options.draw.initialize(gameDetails.gameLabel, "DRAW", _parameters.sportsAMM); } if (initialMint > 0) { _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 } /* ---------- External Contracts ---------- */ function _manager() internal view returns (SportPositionalMarketManager) { return SportPositionalMarketManager(owner); } /* ---------- Phases ---------- */ function _matured() internal view returns (bool) { return times.maturity < block.timestamp; } function _expired() internal view returns (bool) { return resolved && (times.expiry < block.timestamp || deposited == 0); } function _isPaused() internal view returns (bool) { return isDoubleChance ? parentMarket.paused() : paused; } function getTags() external view override returns (uint tag1, uint tag2) { if (tags.length > 1) { tag1 = tags[0]; tag2 = tags[1]; } else { tag1 = tags[0]; } } function getTagsLength() external view override returns (uint tagsLength) { return tags.length; } function phase() external view override returns (Phase) { if (!_matured()) { return Phase.Trading; } if (!_expired()) { return Phase.Maturity; } return Phase.Expiry; } function setPaused(bool _paused) external override onlyOwner managerNotPaused { require(paused != _paused, "State not changed"); paused = _paused; emit PauseUpdated(_paused); } function updateDates(uint256 _maturity, uint256 _expiry) external override onlyOwner managerNotPaused noDoubleChance { require(_maturity > block.timestamp, "Maturity must be in a future"); times = Times(_maturity, _expiry); emit DatesUpdated(_maturity, _expiry); } /* ---------- Market Resolution ---------- */ function canResolve() public view override returns (bool) { return !resolved && _matured() && !paused; } function getGameDetails() external view override returns (bytes32 gameId, string memory gameLabel) { return (gameDetails.gameId, gameDetails.gameLabel); } function getParentMarketPositions() public view override returns (IPosition position1, IPosition position2) { if (isDoubleChance) { (IPosition home, IPosition away, IPosition draw) = parentMarket.getOptions(); if (keccak256(abi.encodePacked(gameDetails.gameLabel)) == keccak256(abi.encodePacked("HomeTeamNotToLose"))) { (position1, position2) = (home, draw); } else if ( keccak256(abi.encodePacked(gameDetails.gameLabel)) == keccak256(abi.encodePacked("AwayTeamNotToLose")) ) { (position1, position2) = (away, draw); } else { (position1, position2) = (home, away); } } } function _result() internal view returns (Side) { if (!resolved || cancelled) { return Side.Cancelled; } else if (finalResult == 3 && optionsCount > 2) { return Side.Draw; } else { return finalResult == 1 ? Side.Home : Side.Away; } } function result() external view override returns (Side) { return _result(); } /* ---------- Option Balances and Mints ---------- */ function getGameId() external view override returns (bytes32) { return gameDetails.gameId; } function getStampedOdds() public view override returns ( uint, uint, uint ) { if (cancelled) { if (isDoubleChance) { (uint position1Odds, uint position2Odds) = _getParentPositionOdds(); return (position1Odds + position2Odds, 0, 0); } return (homeOddsOnCancellation, awayOddsOnCancellation, drawOddsOnCancellation); } else { return (0, 0, 0); } } function _getParentPositionOdds() internal view returns (uint odds1, uint odds2) { (uint homeOddsParent, uint awayOddsParent, uint drawOddsParent) = parentMarket.getStampedOdds(); (IPosition position1, IPosition position2) = getParentMarketPositions(); (IPosition home, IPosition away, ) = parentMarket.getOptions(); odds1 = position1 == home ? homeOddsParent : position1 == away ? awayOddsParent : drawOddsParent; odds2 = position2 == home ? homeOddsParent : position2 == away ? awayOddsParent : drawOddsParent; } function _balancesOf(address account) internal view returns ( uint home, uint away, uint draw ) { if (optionsCount > 2) { return ( options.home.getBalanceOf(account), options.away.getBalanceOf(account), options.draw.getBalanceOf(account) ); } return (options.home.getBalanceOf(account), options.away.getBalanceOf(account), 0); } function balancesOf(address account) external view override returns ( uint home, uint away, uint draw ) { return _balancesOf(account); } function totalSupplies() external view override returns ( uint home, uint away, uint draw ) { if (optionsCount > 2) { return (options.home.totalSupply(), options.away.totalSupply(), options.draw.totalSupply()); } return (options.home.totalSupply(), options.away.totalSupply(), 0); } function getOptions() external view override returns ( IPosition home, IPosition away, IPosition draw ) { home = options.home; away = options.away; draw = options.draw; } function _getMaximumBurnable(address account) internal view returns (uint amount) { (uint homeBalance, uint awayBalance, uint drawBalance) = _balancesOf(account); uint min = homeBalance; if (min > awayBalance) { min = awayBalance; if (optionsCount > 2 && drawBalance < min) { min = drawBalance; } } else { if (optionsCount > 2 && drawBalance < min) { min = drawBalance; } } return min; } /* ---------- Utilities ---------- */ function _incrementDeposited(uint value) internal returns (uint _deposited) { _deposited = deposited.add(value); deposited = _deposited; _manager().incrementTotalDeposited(value); } function _decrementDeposited(uint value) internal returns (uint _deposited) { _deposited = deposited.sub(value); deposited = _deposited; _manager().decrementTotalDeposited(value); } function _requireManagerNotPaused() internal view { require(!_manager().paused(), "This action cannot be performed while the contract is paused"); } function requireUnpaused() external view { _requireManagerNotPaused(); } /* ========== MUTATIVE FUNCTIONS ========== */ /* ---------- Minting ---------- */ function mint(uint value) external override { require(!_matured() && !_isPaused(), "Minting inactive"); require(msg.sender == sportsAMM, "Invalid minter"); if (value == 0) { return; } _mint(msg.sender, value); if (!isDoubleChance) { _incrementDeposited(value); _manager().transferSusdTo(msg.sender, address(this), value); } } function _mint(address minter, uint amount) internal { if (isDoubleChance) { options.home.mint(minter, amount); emit Mint(Side.Home, minter, amount); } else { options.home.mint(minter, amount); options.away.mint(minter, amount); emit Mint(Side.Home, minter, amount); emit Mint(Side.Away, minter, amount); if (optionsCount > 2) { options.draw.mint(minter, amount); emit Mint(Side.Draw, minter, amount); } } } /* ---------- Custom oracle configuration ---------- */ function setTherundownConsumer(address _theRundownConsumer) external onlyOwner { theRundownConsumer = ITherundownConsumer(_theRundownConsumer); emit SetTherundownConsumer(_theRundownConsumer); } function setsUSD(address _address) external onlyOwner { sUSD = IERC20(_address); emit SetsUSD(_address); } /* ---------- Market Resolution ---------- */ function resolve(uint _outcome) external onlyOwner managerNotPaused { require(_outcome <= optionsCount, "Invalid outcome"); if (_outcome == 0) { cancelled = true; cancelTimestamp = block.timestamp; if (!isDoubleChance) { stampOdds(); } } else { require(canResolve(), "Can not resolve market"); } finalResult = _outcome; resolved = true; emit MarketResolved(_result(), deposited, 0, 0); } function stampOdds() internal { uint[] memory odds = new uint[](optionsCount); odds = ITherundownConsumer(theRundownConsumer).getNormalizedOddsForMarket(address(this)); if (odds[0] == 0 || odds[1] == 0) { invalidOdds = true; } homeOddsOnCancellation = odds[0]; awayOddsOnCancellation = odds[1]; drawOddsOnCancellation = optionsCount > 2 ? odds[2] : 0; emit StoredOddsOnCancellation(homeOddsOnCancellation, awayOddsOnCancellation, drawOddsOnCancellation); } /* ---------- Claiming and Exercising Options ---------- */ function exerciseOptions() external override { // The market must be resolved if it has not been. require(resolved, "Unresolved"); require(!_isPaused(), "Paused"); // If the account holds no options, revert. (uint homeBalance, uint awayBalance, uint drawBalance) = _balancesOf(msg.sender); require(homeBalance != 0 || awayBalance != 0 || drawBalance != 0, "Nothing to exercise"); if (isDoubleChance && _canExerciseParentOptions()) { parentMarket.exerciseOptions(); } // Each option only needs to be exercised if the account holds any of it. if (homeBalance != 0) { options.home.exercise(msg.sender); } if (awayBalance != 0) { options.away.exercise(msg.sender); } if (drawBalance != 0) { options.draw.exercise(msg.sender); } uint payout = _getPayout(homeBalance, awayBalance, drawBalance); if (cancelled) { require( block.timestamp > cancelTimestamp.add(_manager().cancelTimeout()) && !invalidOdds, "Unexpired timeout/ invalid odds" ); payout = calculatePayoutOnCancellation(homeBalance, awayBalance, drawBalance); } emit OptionsExercised(msg.sender, payout); if (payout != 0) { if (!isDoubleChance) { _decrementDeposited(payout); } payout = _manager().transformCollateral(payout); sUSD.transfer(msg.sender, payout); } } function _canExerciseParentOptions() internal view returns (bool) { if (!parentMarket.resolved() && !parentMarket.canResolve()) { return false; } (uint homeBalance, uint awayBalance, uint drawBalance) = parentMarket.balancesOf(address(this)); if (homeBalance == 0 && awayBalance == 0 && drawBalance == 0) { return false; } return true; } function _getPayout( uint homeBalance, uint awayBalance, uint drawBalance ) internal view returns (uint payout) { if (isDoubleChance) { if (_result() == Side.Home) { payout = homeBalance; } } else { payout = (_result() == Side.Home) ? homeBalance : awayBalance; if (optionsCount > 2 && _result() != Side.Home) { payout = _result() == Side.Away ? awayBalance : drawBalance; } } } function restoreInvalidOdds( uint _homeOdds, uint _awayOdds, uint _drawOdds ) external override onlyOwner { require(_homeOdds > 0 && _awayOdds > 0, "Invalid odd"); homeOddsOnCancellation = _homeOdds; awayOddsOnCancellation = _awayOdds; drawOddsOnCancellation = optionsCount > 2 ? _drawOdds : 0; invalidOdds = false; emit StoredOddsOnCancellation(homeOddsOnCancellation, awayOddsOnCancellation, drawOddsOnCancellation); } function calculatePayoutOnCancellation( uint _homeBalance, uint _awayBalance, uint _drawBalance ) public view returns (uint payout) { if (!cancelled) { return 0; } else { if (isDoubleChance) { (uint position1Odds, uint position2Odds) = _getParentPositionOdds(); payout = _homeBalance.mul(position1Odds).div(1e18); payout = payout.add(_homeBalance.mul(position2Odds).div(1e18)); } else { payout = _homeBalance.mul(homeOddsOnCancellation).div(1e18); payout = payout.add(_awayBalance.mul(awayOddsOnCancellation).div(1e18)); payout = payout.add(_drawBalance.mul(drawOddsOnCancellation).div(1e18)); } } } /* ---------- Market Expiry ---------- */ 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.home.expire(beneficiary); options.away.expire(beneficiary); selfdestruct(beneficiary); } function expire(address payable beneficiary) external onlyOwner { require(_expired(), "Unexpired options remaining"); emit Expired(beneficiary); _selfDestruct(beneficiary); } /* ========== MODIFIERS ========== */ modifier managerNotPaused() { _requireManagerNotPaused(); _; } modifier noDoubleChance() { require(!isDoubleChance, "Not supported for double chance markets"); _; } /* ========== EVENTS ========== */ event Mint(Side side, address indexed account, uint value); event MarketResolved(Side result, uint deposited, uint poolFees, uint creatorFees); event OptionsExercised(address indexed account, uint value); event OptionsBurned(address indexed account, uint value); event SetsUSD(address _address); event SetTherundownConsumer(address _address); event Expired(address beneficiary); event StoredOddsOnCancellation(uint homeOdds, uint awayOdds, uint drawOdds); event PauseUpdated(bool _paused); event DatesUpdated(uint256 _maturity, uint256 _expiry); }
// 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 ISportPositionalMarket { /* ========== TYPES ========== */ enum Phase { Trading, Maturity, Expiry } enum Side { Cancelled, Home, Away, Draw } /* ========== VIEWS / VARIABLES ========== */ function getOptions() external view returns ( IPosition home, IPosition away, IPosition draw ); function times() external view returns (uint maturity, uint destruction); function initialMint() external view returns (uint); function getGameDetails() external view returns (bytes32 gameId, string memory gameLabel); function getGameId() external view returns (bytes32); function deposited() external view returns (uint); function optionsCount() external view returns (uint); function creator() external view returns (address); function resolved() external view returns (bool); function cancelled() external view returns (bool); function paused() external view returns (bool); function phase() external view returns (Phase); function canResolve() external view returns (bool); function result() external view returns (Side); function isChild() external view returns (bool); function tags(uint idx) external view returns (uint); function getTags() external view returns (uint tag1, uint tag2); function getTagsLength() external view returns (uint tagsLength); function getParentMarketPositions() external view returns (IPosition position1, IPosition position2); function getStampedOdds() external view returns ( uint, uint, uint ); function balancesOf(address account) external view returns ( uint home, uint away, uint draw ); function totalSupplies() external view returns ( uint home, uint away, uint draw ); function isDoubleChance() external view returns (bool); function parentMarket() external view returns (ISportPositionalMarket); /* ========== MUTATIVE FUNCTIONS ========== */ function setPaused(bool _paused) external; function updateDates(uint256 _maturity, uint256 _expiry) external; function mint(uint value) external; function exerciseOptions() external; function restoreInvalidOdds( uint _homeOdds, uint _awayOdds, uint _drawOdds ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; interface ITherundownConsumer { struct GameCreate { bytes32 gameId; uint256 startTime; int24 homeOdds; int24 awayOdds; int24 drawOdds; string homeTeam; string awayTeam; } // view functions function supportedSport(uint _sportId) external view returns (bool); function getNormalizedOdds(bytes32 _gameId) external view returns (uint[] memory); function getNormalizedOddsForMarket(address _market) external view returns (uint[] memory); function getNormalizedChildOdds(address _market) external view returns (uint[] memory); function getNormalizedOddsForTwoPosition(bytes32 _gameId) external view returns (uint[] memory); function getGamesPerDatePerSport(uint _sportId, uint _date) external view returns (bytes32[] memory); function getGamePropsForOdds(address _market) external view returns ( uint, uint, bytes32 ); function gameIdPerMarket(address _market) external view returns (bytes32); function getGameCreatedById(bytes32 _gameId) external view returns (GameCreate memory); function isChildMarket(address _market) external view returns (bool); function gameFulfilledCreated(bytes32 _gameId) external view returns (bool); // write functions function fulfillGamesCreated( bytes32 _requestId, bytes[] memory _games, uint _sportsId, uint _date ) external; function fulfillGamesResolved( bytes32 _requestId, bytes[] memory _games, uint _sportsId ) external; function fulfillGamesOdds(bytes32 _requestId, bytes[] memory _games) external; function setPausedByCanceledStatus(address _market, bool _flag) external; function setGameIdPerChildMarket(bytes32 _gameId, address _child) external; function pauseOrUnpauseMarket(address _market, bool _pause) external; function setChildMarkets( bytes32 _gameId, address _main, address _child, bool _isSpread, int16 _spreadHome, uint24 _totalOver ) external; function resolveMarketManually( address _market, uint _outcome, uint8 _homeScore, uint8 _awayScore, bool _usebackupOdds ) external; function getOddsForGame(bytes32 _gameId) external view returns ( int24, int24, int24 ); function sportsIdPerGame(bytes32 _gameId) external view returns (uint); function getGameStartTime(bytes32 _gameId) external view returns (uint256); function marketPerGameId(bytes32 _gameId) external view returns (address); function marketResolved(address _market) external view returns (bool); function marketCanceled(address _market) external view returns (bool); function invalidOdds(address _market) external view returns (bool); function isPausedByCanceledStatus(address _market) external view returns (bool); function isSportOnADate(uint _date, uint _sportId) external view returns (bool); function isSportTwoPositionsSport(uint _sportsId) 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 "../../utils/proxy/solidity-0.8.0/ProxyOwned.sol"; import "../../utils/proxy/solidity-0.8.0/ProxyPausable.sol"; // Libraries import "../../utils/libraries/AddressSetLib.sol"; import "@openzeppelin/contracts-4.4.1/utils/math/SafeMath.sol"; // Internal references import "./SportPositionalMarketFactory.sol"; import "./SportPositionalMarket.sol"; import "./SportPosition.sol"; import "../../interfaces/ISportPositionalMarketManager.sol"; import "../../interfaces/ISportPositionalMarket.sol"; import "../../interfaces/ITherundownConsumer.sol"; import "@openzeppelin/contracts-4.4.1/token/ERC20/IERC20.sol"; import "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol"; import "../../interfaces/IGamesOddsObtainer.sol"; contract SportPositionalMarketManager is Initializable, ProxyOwned, ProxyPausable, ISportPositionalMarketManager { /* ========== LIBRARIES ========== */ using SafeMath for uint; using AddressSetLib for AddressSetLib.AddressSet; /* ========== STATE VARIABLES ========== */ uint public override expiryDuration; bool public override marketCreationEnabled; bool public customMarketCreationEnabled; uint public override totalDeposited; AddressSetLib.AddressSet internal _activeMarkets; AddressSetLib.AddressSet internal _maturedMarkets; SportPositionalMarketManager internal _migratingManager; IERC20 public sUSD; address public theRundownConsumer; address public sportPositionalMarketFactory; bool public needsTransformingCollateral; mapping(address => bool) public whitelistedAddresses; address public apexConsumer; // deprecated uint public cancelTimeout; mapping(address => bool) public whitelistedCancelAddresses; address public oddsObtainer; mapping(address => bool) public isDoubleChance; bool public override isDoubleChanceSupported; mapping(address => address[]) public doubleChanceMarketsByParent; mapping(uint => bool) public doesSportSupportDoubleChance; /* ========== CONSTRUCTOR ========== */ function initialize(address _owner, IERC20 _sUSD) external initializer { setOwner(_owner); sUSD = _sUSD; // Temporarily change the owner so that the setters don't revert. owner = msg.sender; marketCreationEnabled = true; customMarketCreationEnabled = false; } /* ========== SETTERS ========== */ function setSportPositionalMarketFactory(address _sportPositionalMarketFactory) external onlyOwner { sportPositionalMarketFactory = _sportPositionalMarketFactory; emit SetSportPositionalMarketFactory(_sportPositionalMarketFactory); } function setTherundownConsumer(address _theRundownConsumer) external onlyOwner { theRundownConsumer = _theRundownConsumer; emit SetTherundownConsumer(_theRundownConsumer); } function setOddsObtainer(address _oddsObtainer) external onlyOwner { oddsObtainer = _oddsObtainer; emit SetObtainerAddress(_oddsObtainer); } function getOddsObtainer() external view override returns (address obtainer) { obtainer = oddsObtainer; } /// @notice setNeedsTransformingCollateral sets needsTransformingCollateral value /// @param _needsTransformingCollateral boolen value to be set function setNeedsTransformingCollateral(bool _needsTransformingCollateral) external onlyOwner { needsTransformingCollateral = _needsTransformingCollateral; } /// @notice setWhitelistedAddresses enables whitelist addresses of given array /// @param _whitelistedAddresses array of whitelisted addresses /// @param _flag adding or removing from whitelist (true: add, false: remove) function setWhitelistedAddresses( address[] calldata _whitelistedAddresses, bool _flag, uint8 _group ) external onlyOwner { require(_whitelistedAddresses.length > 0, "Whitelisted addresses cannot be empty"); for (uint256 index = 0; index < _whitelistedAddresses.length; index++) { // only if current flag is different, if same skip it if (_group == 1) { if (whitelistedAddresses[_whitelistedAddresses[index]] != _flag) { whitelistedAddresses[_whitelistedAddresses[index]] = _flag; emit AddedIntoWhitelist(_whitelistedAddresses[index], _flag); } } if (_group == 2) { if (whitelistedCancelAddresses[_whitelistedAddresses[index]] != _flag) { whitelistedCancelAddresses[_whitelistedAddresses[index]] = _flag; emit AddedIntoWhitelist(_whitelistedAddresses[index], _flag); } } } } /* ========== VIEWS ========== */ /* ---------- Market Information ---------- */ function isKnownMarket(address candidate) public view override returns (bool) { return _activeMarkets.contains(candidate) || _maturedMarkets.contains(candidate); } function isActiveMarket(address candidate) public view override returns (bool) { return _activeMarkets.contains(candidate) && !ISportPositionalMarket(candidate).paused(); } function isDoubleChanceMarket(address candidate) public view override returns (bool) { return isDoubleChance[candidate]; } function numActiveMarkets() external view override returns (uint) { return _activeMarkets.elements.length; } function activeMarkets(uint index, uint pageSize) external view override returns (address[] memory) { return _activeMarkets.getPage(index, pageSize); } function numMaturedMarkets() external view override returns (uint) { return _maturedMarkets.elements.length; } function getActiveMarketAddress(uint _index) external view override returns (address) { if (_index < _activeMarkets.elements.length) { return _activeMarkets.elements[_index]; } else { return address(0); } } function getDoubleChanceMarketsByParentMarket(address market) external view returns (address[] memory) { if (doubleChanceMarketsByParent[market].length > 0) { address[] memory markets = new address[](3); for (uint i = 0; i < doubleChanceMarketsByParent[market].length; i++) { markets[i] = doubleChanceMarketsByParent[market][i]; } return markets; } } function maturedMarkets(uint index, uint pageSize) external view override returns (address[] memory) { return _maturedMarkets.getPage(index, pageSize); } function setMarketPaused(address _market, bool _paused) external override { require( msg.sender == owner || msg.sender == theRundownConsumer || msg.sender == oddsObtainer || whitelistedAddresses[msg.sender], "Invalid caller" ); require(ISportPositionalMarket(_market).paused() != _paused, "No state change"); ISportPositionalMarket(_market).setPaused(_paused); } function updateDatesForMarket(address _market, uint256 _newStartTime) external override { require(msg.sender == owner || msg.sender == theRundownConsumer || msg.sender == oddsObtainer, "Invalid caller"); uint expiry = _newStartTime.add(expiryDuration); // update main market _updateDatesForMarket(_market, _newStartTime, expiry); // number of child uint numberOfChildMarkets = IGamesOddsObtainer(oddsObtainer).numberOfChildMarkets(_market); for (uint i = 0; i < numberOfChildMarkets; i++) { address child = IGamesOddsObtainer(oddsObtainer).mainMarketChildMarketIndex(_market, i); _updateDatesForMarket(child, _newStartTime, expiry); } } function isMarketPaused(address _market) external view override returns (bool) { return ISportPositionalMarket(_market).paused(); } /* ========== MUTATIVE FUNCTIONS ========== */ /* ---------- Setters ---------- */ function setExpiryDuration(uint _expiryDuration) public onlyOwner { expiryDuration = _expiryDuration; emit ExpiryDurationUpdated(_expiryDuration); } function setsUSD(address _address) external onlyOwner { sUSD = IERC20(_address); emit SetsUSD(_address); } /* ---------- Deposit Management ---------- */ function incrementTotalDeposited(uint delta) external onlyActiveMarkets notPaused { totalDeposited = totalDeposited.add(delta); } function decrementTotalDeposited(uint delta) external onlyKnownMarkets notPaused { // NOTE: 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. totalDeposited = totalDeposited.sub(delta); } /* ---------- Market Lifecycle ---------- */ function createMarket( bytes32 gameId, string memory gameLabel, uint maturity, uint initialMint, // initial sUSD to mint options for, uint positionCount, uint[] memory tags, bool isChild, address parentMarket ) external override notPaused returns ( ISportPositionalMarket // no support for returning PositionalMarket polymorphically given the interface ) { require(marketCreationEnabled, "Market creation is disabled"); require(msg.sender == theRundownConsumer || msg.sender == oddsObtainer, "Invalid creator"); uint expiry = maturity.add(expiryDuration); require(block.timestamp < maturity, "Maturity has to be in the future"); // We also require maturity < expiry. But there is no need to check this. // The market itself validates the capital and skew requirements. ISportPositionalMarket market = _createMarket( SportPositionalMarketFactory.SportPositionCreationMarketParameters( msg.sender, sUSD, gameId, gameLabel, [maturity, expiry], initialMint, positionCount, msg.sender, tags, isChild, parentMarket, false ) ); // 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)); if (positionCount > 2 && isDoubleChanceSupported) { _createDoubleChanceMarkets(msg.sender, gameId, maturity, expiry, initialMint, address(market), tags[0]); } return market; } function createDoubleChanceMarketsForParent(address market) external notPaused onlyOwner { require(marketCreationEnabled, "Market creation is disabled"); require(isDoubleChanceSupported, "Double chance not supported"); ISportPositionalMarket marketContract = ISportPositionalMarket(market); require(marketContract.optionsCount() > 2, "Not supported for 2 options market"); (uint maturity, uint expiry) = marketContract.times(); _createDoubleChanceMarkets( marketContract.creator(), marketContract.getGameId(), maturity, expiry, marketContract.initialMint(), market, marketContract.tags(0) ); } function _createMarket(SportPositionalMarketFactory.SportPositionCreationMarketParameters memory parameters) internal returns (ISportPositionalMarket) { SportPositionalMarket market = SportPositionalMarketFactory(sportPositionalMarketFactory).createMarket(parameters); _activeMarkets.add(address(market)); (IPosition up, IPosition down, IPosition draw) = market.getOptions(); emit MarketCreated( address(market), parameters.creator, parameters.gameId, parameters.times[0], parameters.times[1], address(up), address(down), address(draw) ); emit MarketLabel(address(market), parameters.gameLabel); return market; } function _createDoubleChanceMarkets( address creator, bytes32 gameId, uint maturity, uint expiry, uint initialMint, address market, uint tag ) internal onlySupportedGameId(gameId) { string[3] memory labels = ["HomeTeamNotToLose", "AwayTeamNotToLose", "NoDraw"]; uint[] memory tagsDoubleChance = new uint[](2); tagsDoubleChance[0] = tag; tagsDoubleChance[1] = 10003; for (uint i = 0; i < 3; i++) { ISportPositionalMarket doubleChanceMarket = _createMarket( SportPositionalMarketFactory.SportPositionCreationMarketParameters( creator, sUSD, gameId, labels[i], [maturity, expiry], initialMint, 2, creator, tagsDoubleChance, false, address(market), true ) ); _activeMarkets.add(address(doubleChanceMarket)); doubleChanceMarketsByParent[address(market)].push(address(doubleChanceMarket)); isDoubleChance[address(doubleChanceMarket)] = true; IGamesOddsObtainer(oddsObtainer).setChildMarketGameId(gameId, address(doubleChanceMarket)); emit DoubleChanceMarketCreated(address(market), address(doubleChanceMarket), tagsDoubleChance[1], labels[i]); } } function transferSusdTo( address sender, address receiver, uint amount ) external override { //only to be called by markets themselves require(isKnownMarket(address(msg.sender)), "Market unknown."); amount = _transformCollateral(amount); amount = needsTransformingCollateral ? amount + 1 : amount; bool success = sUSD.transferFrom(sender, receiver, amount); if (!success) { revert("TransferFrom function failed"); } } function resolveMarket(address market, uint _outcome) external override { require( msg.sender == theRundownConsumer || msg.sender == owner || msg.sender == oddsObtainer || whitelistedCancelAddresses[msg.sender], "Invalid resolver" ); require(_activeMarkets.contains(market), "Not an active market"); require(!isDoubleChance[market], "Not supported for double chance markets"); // unpause if paused if (ISportPositionalMarket(market).paused()) { ISportPositionalMarket(market).setPaused(false); } SportPositionalMarket(market).resolve(_outcome); _activeMarkets.remove(market); _maturedMarkets.add(market); if (doubleChanceMarketsByParent[market].length > 0) { if (_outcome == 1) { // HomeTeamNotLose, NoDraw SportPositionalMarket(doubleChanceMarketsByParent[market][0]).resolve(1); SportPositionalMarket(doubleChanceMarketsByParent[market][1]).resolve(2); SportPositionalMarket(doubleChanceMarketsByParent[market][2]).resolve(1); } else if (_outcome == 2) { // AwayTeamNotLose, NoDraw SportPositionalMarket(doubleChanceMarketsByParent[market][0]).resolve(2); SportPositionalMarket(doubleChanceMarketsByParent[market][1]).resolve(1); SportPositionalMarket(doubleChanceMarketsByParent[market][2]).resolve(1); } else if (_outcome == 3) { // HomeTeamNotLose, AwayTeamNotLose SportPositionalMarket(doubleChanceMarketsByParent[market][0]).resolve(1); SportPositionalMarket(doubleChanceMarketsByParent[market][1]).resolve(1); SportPositionalMarket(doubleChanceMarketsByParent[market][2]).resolve(2); } else { // cancelled SportPositionalMarket(doubleChanceMarketsByParent[market][0]).resolve(0); SportPositionalMarket(doubleChanceMarketsByParent[market][1]).resolve(0); SportPositionalMarket(doubleChanceMarketsByParent[market][2]).resolve(0); } for (uint i = 0; i < doubleChanceMarketsByParent[market].length; i++) { _activeMarkets.remove(doubleChanceMarketsByParent[market][i]); _maturedMarkets.add(doubleChanceMarketsByParent[market][i]); } } } function resolveMarketWithResult( address _market, uint _outcome, uint8 _homeScore, uint8 _awayScore, address _consumer, bool _useBackupOdds ) external { require(msg.sender == owner || whitelistedCancelAddresses[msg.sender], "Invalid resolver"); require(!isDoubleChance[_market], "Not supported for double chance markets"); if (_outcome != 0) { require(!_useBackupOdds, "Only use backup odds on cancelation, if needed!"); } if (_consumer == theRundownConsumer) { ITherundownConsumer(theRundownConsumer).resolveMarketManually( _market, _outcome, _homeScore, _awayScore, _useBackupOdds ); } } function overrideResolveWithCancel(address market, uint _outcome) external { require(msg.sender == owner || whitelistedCancelAddresses[msg.sender], "Invalid resolver"); require(_outcome == 0, "Can only set 0 outcome"); require(SportPositionalMarket(market).resolved(), "Market not resolved"); require(!_activeMarkets.contains(market), "Active market"); require(!isDoubleChance[market], "Not supported for double chance markets"); // unpause if paused if (ISportPositionalMarket(market).paused()) { ISportPositionalMarket(market).setPaused(false); } SportPositionalMarket(market).resolve(_outcome); if (doubleChanceMarketsByParent[market].length > 0) { SportPositionalMarket(doubleChanceMarketsByParent[market][0]).resolve(0); SportPositionalMarket(doubleChanceMarketsByParent[market][1]).resolve(0); SportPositionalMarket(doubleChanceMarketsByParent[market][2]).resolve(0); } } 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. SportPositionalMarket(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); } } function restoreInvalidOddsForMarket( address _market, uint _homeOdds, uint _awayOdds, uint _drawOdds ) external onlyOwner { require(isKnownMarket(address(_market)), "Market unknown."); require(SportPositionalMarket(_market).cancelled(), "Market not cancelled."); SportPositionalMarket(_market).restoreInvalidOdds(_homeOdds, _awayOdds, _drawOdds); emit OddsForMarketRestored(_market, _homeOdds, _awayOdds, _drawOdds); } function setMarketCreationEnabled(bool enabled) external onlyOwner { if (enabled != marketCreationEnabled) { marketCreationEnabled = enabled; emit MarketCreationEnabledUpdated(enabled); } } function setCancelTimeout(uint _cancelTimeout) external onlyOwner { cancelTimeout = _cancelTimeout; } function setIsDoubleChanceSupported(bool _isDoubleChanceSupported) external onlyOwner { isDoubleChanceSupported = _isDoubleChanceSupported; emit DoubleChanceSupportChanged(_isDoubleChanceSupported); } function setSupportedSportForDoubleChance(uint[] memory _sportIds, bool _isSupported) external onlyOwner { for (uint256 index = 0; index < _sportIds.length; index++) { // only if current flag is different, if same skip it if (doesSportSupportDoubleChance[_sportIds[index]] != _isSupported) { doesSportSupportDoubleChance[_sportIds[index]] = _isSupported; emit SupportedSportForDoubleChanceAdded(_sportIds[index], _isSupported); } } } // support USDC with 6 decimals function transformCollateral(uint value) external view override returns (uint) { return _transformCollateral(value); } function _transformCollateral(uint value) internal view returns (uint) { if (needsTransformingCollateral) { return value / 1e12; } else { return value; } } function _updateDatesForMarket( address _market, uint256 _newStartTime, uint256 _expiry ) internal { ISportPositionalMarket(_market).updateDates(_newStartTime, _expiry); emit DatesUpdatedForMarket(_market, _newStartTime, _expiry); } function reverseTransformCollateral(uint value) external view override returns (uint) { if (needsTransformingCollateral) { return value * 1e12; } else { return value; } } function isWhitelistedAddress(address _address) external view override returns (bool) { return whitelistedAddresses[_address]; } /* ========== MODIFIERS ========== */ modifier onlyActiveMarkets() { require(_activeMarkets.contains(msg.sender), "Permitted only for active markets."); _; } modifier onlyKnownMarkets() { require(isKnownMarket(msg.sender), "Permitted only for known markets."); _; } modifier onlySupportedGameId(bytes32 gameId) { uint sportId = ITherundownConsumer(theRundownConsumer).sportsIdPerGame(gameId); if (doesSportSupportDoubleChance[sportId] && isDoubleChanceSupported) { _; } } /* ========== EVENTS ========== */ event MarketCreated( address market, address indexed creator, bytes32 indexed gameId, uint maturityDate, uint expiryDate, address up, address down, address draw ); event MarketLabel(address market, string gameLabel); event MarketExpired(address market); event MarketCreationEnabledUpdated(bool enabled); event MarketsMigrated(SportPositionalMarketManager receivingManager, SportPositionalMarket[] markets); event MarketsReceived(SportPositionalMarketManager migratingManager, SportPositionalMarket[] markets); event SetMigratingManager(address migratingManager); event ExpiryDurationUpdated(uint duration); event MaxTimeToMaturityUpdated(uint duration); event CreatorCapitalRequirementUpdated(uint value); event SetSportPositionalMarketFactory(address _sportPositionalMarketFactory); event SetsUSD(address _address); event SetTherundownConsumer(address theRundownConsumer); event SetObtainerAddress(address _obratiner); event OddsForMarketRestored(address _market, uint _homeOdds, uint _awayOdds, uint _drawOdds); event AddedIntoWhitelist(address _whitelistAddress, bool _flag); event DatesUpdatedForMarket(address _market, uint256 _newStartTime, uint256 _expiry); event DoubleChanceMarketCreated(address _parentMarket, address _doubleChanceMarket, uint tag, string label); event DoubleChanceSupportChanged(bool _isDoubleChanceSupported); event SupportedSportForDoubleChanceAdded(uint _sportId, bool _isSupported); }
// 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 "./SportPositionalMarket.sol"; contract SportPosition is IERC20, IPosition { /* ========== LIBRARIES ========== */ using SafeMath for uint; /* ========== STATE VARIABLES ========== */ string public name; string public symbol; uint8 public constant decimals = 18; SportPositionalMarket 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 sportsAMM; /* ========== CONSTRUCTOR ========== */ bool public initialized = false; function initialize( string calldata _name, string calldata _symbol, address _sportsAMM ) external { require(!initialized, "Positional Market already initialized"); initialized = true; name = _name; symbol = _symbol; market = SportPositionalMarket(msg.sender); // add through constructor sportsAMM = _sportsAMM; } function allowance(address owner, address spender) external view override returns (uint256) { if (spender == sportsAMM) { return 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff; } else { return allowances[owner][spender]; } } function _requireMinimumAmount(uint amount) internal pure returns (uint) { require(amount >= _MINIMUM_AMOUNT || amount == 0, "Balance < $0.01"); return amount; } 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); } // This must only be invoked after maturity. 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); } // This must only be invoked after maturity. function exerciseWithAmount(address claimant, uint amount) external override 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); } // This must only be invoked after the exercise window is complete. // Note that any options which have not been exercised will linger. function expire(address payable beneficiary) external onlyMarket { selfdestruct(beneficiary); } /* ---------- ERC20 Functions ---------- */ 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; } function transfer(address _to, uint _value) external override returns (bool success) { return _transfer(msg.sender, _to, _value); } function transferFrom( address _from, address _to, uint _value ) external override returns (bool success) { if (msg.sender != sportsAMM) { uint fromAllowance = allowances[_from][msg.sender]; require(_value <= fromAllowance, "Insufficient allowance"); allowances[_from][msg.sender] = fromAllowance.sub(_value); } return _transfer(_from, _to, _value); } 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; } function getBalanceOf(address account) external view override returns (uint) { return balanceOf[account]; } function getTotalSupply() external view override returns (uint) { return totalSupply; } /* ========== MODIFIERS ========== */ modifier onlyMarket() { require(msg.sender == address(market), "Only market allowed"); _; } /* ========== EVENTS ========== */ 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 onlyAMMMintingAndBurning() 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); function getThalesAMM() external view returns (address); /* ========== 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); function exerciseWithAmount(address claimant, uint amount) external; }
// 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 >=0.5.16; 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; // 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]; } }
pragma solidity ^0.8.0; // Inheritance import "../../utils/proxy/solidity-0.8.0/ProxyOwned.sol"; // Internal references import "./SportPosition.sol"; import "./SportPositionalMarket.sol"; import "./SportPositionalMarketFactory.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 SportPositionalMarketFactory is Initializable, ProxyOwned { /* ========== STATE VARIABLES ========== */ address public positionalMarketManager; address public positionalMarketMastercopy; address public positionMastercopy; address public sportsAMM; struct SportPositionCreationMarketParameters { address creator; IERC20 _sUSD; bytes32 gameId; string gameLabel; uint[2] times; // [maturity, expiry] uint initialMint; uint positionCount; address theRundownConsumer; uint[] tags; bool isChild; address parentMarket; bool isDoubleChance; } /* ========== INITIALIZER ========== */ function initialize(address _owner) external initializer { setOwner(_owner); } /* ========== MUTATIVE FUNCTIONS ========== */ function createMarket(SportPositionCreationMarketParameters calldata _parameters) external returns (SportPositionalMarket) { require(positionalMarketManager == msg.sender, "Only permitted by the manager."); SportPositionalMarket pom = SportPositionalMarket(Clones.clone(positionalMarketMastercopy)); address[] memory positions = new address[](_parameters.positionCount); for (uint i = 0; i < _parameters.positionCount; i++) { positions[i] = address(SportPosition(Clones.clone(positionMastercopy))); } pom.initialize( SportPositionalMarket.SportPositionalMarketParameters( positionalMarketManager, _parameters._sUSD, _parameters.creator, _parameters.gameId, _parameters.gameLabel, _parameters.times, _parameters.initialMint, _parameters.theRundownConsumer, sportsAMM, _parameters.positionCount, positions, _parameters.tags, _parameters.isChild, _parameters.parentMarket, _parameters.isDoubleChance ) ); emit MarketCreated( address(pom), _parameters.gameId, _parameters.gameLabel, _parameters.times[0], _parameters.times[1], _parameters.initialMint, _parameters.positionCount, _parameters.tags, _parameters.isChild, _parameters.parentMarket ); return pom; } /* ========== SETTERS ========== */ function setSportPositionalMarketManager(address _positionalMarketManager) external onlyOwner { positionalMarketManager = _positionalMarketManager; emit SportPositionalMarketManagerChanged(_positionalMarketManager); } function setSportPositionalMarketMastercopy(address _positionalMarketMastercopy) external onlyOwner { positionalMarketMastercopy = _positionalMarketMastercopy; emit SportPositionalMarketMastercopyChanged(_positionalMarketMastercopy); } function setSportPositionMastercopy(address _positionMastercopy) external onlyOwner { positionMastercopy = _positionMastercopy; emit SportPositionMastercopyChanged(_positionMastercopy); } function setSportsAMM(address _sportsAMM) external onlyOwner { sportsAMM = _sportsAMM; emit SetSportsAMM(_sportsAMM); } event SportPositionalMarketManagerChanged(address _positionalMarketManager); event SportPositionalMarketMastercopyChanged(address _positionalMarketMastercopy); event SportPositionMastercopyChanged(address _positionMastercopy); event SetSportsAMM(address _sportsAMM); event SetLimitOrderProvider(address _limitOrderProvider); event MarketCreated( address market, bytes32 indexed gameId, string gameLabel, uint maturityDate, uint expiryDate, uint initialMint, uint positionCount, uint[] tags, bool isChild, address parent ); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../interfaces/ISportPositionalMarket.sol"; interface ISportPositionalMarketManager { /* ========== VIEWS / VARIABLES ========== */ function marketCreationEnabled() external view returns (bool); 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 isDoubleChanceMarket(address candidate) external view returns (bool); function isDoubleChanceSupported() external view returns (bool); function isKnownMarket(address candidate) external view returns (bool); function getActiveMarketAddress(uint _index) external view returns (address); function transformCollateral(uint value) external view returns (uint); function reverseTransformCollateral(uint value) external view returns (uint); function isMarketPaused(address _market) external view returns (bool); function expiryDuration() external view returns (uint); function isWhitelistedAddress(address _address) external view returns (bool); function getOddsObtainer() external view returns (address obtainer); /* ========== MUTATIVE FUNCTIONS ========== */ function createMarket( bytes32 gameId, string memory gameLabel, uint maturity, uint initialMint, // initial sUSD to mint options for, uint positionCount, uint[] memory tags, bool isChild, address parentMarket ) external returns (ISportPositionalMarket); function setMarketPaused(address _market, bool _paused) external; function updateDatesForMarket(address _market, uint256 _newStartTime) external; function resolveMarket(address market, uint outcome) external; function expireMarkets(address[] calldata market) external; function transferSusdTo( address sender, address receiver, uint amount ) external; }
// 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 pragma solidity ^0.8.0; interface IGamesOddsObtainer { struct GameOdds { bytes32 gameId; int24 homeOdds; int24 awayOdds; int24 drawOdds; int16 spreadHome; int24 spreadHomeOdds; int16 spreadAway; int24 spreadAwayOdds; uint24 totalOver; int24 totalOverOdds; uint24 totalUnder; int24 totalUnderOdds; } // view function getActiveChildMarketsFromParent(address _parent) external view returns (address, address); function getSpreadTotalsChildMarketsFromParent(address _parent) external view returns ( uint numOfSpreadMarkets, address[] memory spreadMarkets, uint numOfTotalsMarkets, address[] memory totalMarkets ); function areOddsValid(bytes32 _gameId, bool _useBackup) external view returns (bool); function invalidOdds(address _market) external view returns (bool); function getNormalizedOdds(bytes32 _gameId) external view returns (uint[] memory); function getNormalizedChildOdds(address _market) external view returns (uint[] memory); function getOddsForGames(bytes32[] memory _gameIds) external view returns (int24[] memory odds); function mainMarketChildMarketIndex(address _main, uint _index) external view returns (address); function numberOfChildMarkets(address _main) external view returns (uint); function mainMarketSpreadChildMarket(address _main, int16 _spread) external view returns (address); function mainMarketTotalChildMarket(address _main, uint24 _total) external view returns (address); function childMarketMainMarket(address _market) external view returns (address); function currentActiveTotalChildMarket(address _main) external view returns (address); function currentActiveSpreadChildMarket(address _main) external view returns (address); function isSpreadChildMarket(address _child) external view returns (bool); function getOddsForGame(bytes32 _gameId) external view returns ( int24, int24, int24, int24, int24, int24, int24 ); function getLinesForGame(bytes32 _gameId) external view returns ( int16, int16, uint24, uint24 ); // executable function obtainOdds( bytes32 requestId, GameOdds memory _game, uint _sportId ) external; function setFirstOdds( bytes32 _gameId, int24 _homeOdds, int24 _awayOdds, int24 _drawOdds ) external; function setFirstNormalizedOdds(bytes32 _gameId, address _market) external; function setBackupOddsAsMainOddsForGame(bytes32 _gameId) external; function pauseUnpauseChildMarkets(address _main, bool _flag) external; function pauseUnpauseCurrentActiveChildMarket( bytes32 _gameId, address _main, bool _flag ) external; function resolveChildMarkets( address _market, uint _outcome, uint8 _homeScore, uint8 _awayScore ) external; function setChildMarketGameId(bytes32 gameId, address market) external; }
// 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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Multichain Portfolio | 30 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.