{ "address": "0x44B1d66E7B9d4467139924f31754F34cbC392f44", "abi": [ { "inputs": [ { "internalType": "address", "name": "_owner", "type": "address" }, { "internalType": "uint8", "name": "_cardinality", "type": "uint8" } ], "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "indexed": false, "internalType": "struct IDrawBeacon.Draw", "name": "draw", "type": "tuple" } ], "name": "DrawSet", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "previousManager", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newManager", "type": "address" } ], "name": "ManagerTransferred", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "pendingOwner", "type": "address" } ], "name": "OwnershipOffered", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "OwnershipTransferred", "type": "event" }, { "inputs": [], "name": "MAX_CARDINALITY", "outputs": [ { "internalType": "uint16", "name": "", "type": "uint16" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "claimOwnership", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "getBufferCardinality", "outputs": [ { "internalType": "uint32", "name": "", "type": "uint32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint32", "name": "drawId", "type": "uint32" } ], "name": "getDraw", "outputs": [ { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "internalType": "struct IDrawBeacon.Draw", "name": "", "type": "tuple" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "getDrawCount", "outputs": [ { "internalType": "uint32", "name": "", "type": "uint32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint32[]", "name": "_drawIds", "type": "uint32[]" } ], "name": "getDraws", "outputs": [ { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "internalType": "struct IDrawBeacon.Draw[]", "name": "", "type": "tuple[]" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "getNewestDraw", "outputs": [ { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "internalType": "struct IDrawBeacon.Draw", "name": "", "type": "tuple" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "getOldestDraw", "outputs": [ { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "internalType": "struct IDrawBeacon.Draw", "name": "", "type": "tuple" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "manager", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "owner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "pendingOwner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "internalType": "struct IDrawBeacon.Draw", "name": "_draw", "type": "tuple" } ], "name": "pushDraw", "outputs": [ { "internalType": "uint32", "name": "", "type": "uint32" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "renounceOwnership", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "components": [ { "internalType": "uint256", "name": "winningRandomNumber", "type": "uint256" }, { "internalType": "uint32", "name": "drawId", "type": "uint32" }, { "internalType": "uint64", "name": "timestamp", "type": "uint64" }, { "internalType": "uint64", "name": "beaconPeriodStartedAt", "type": "uint64" }, { "internalType": "uint32", "name": "beaconPeriodSeconds", "type": "uint32" } ], "internalType": "struct IDrawBeacon.Draw", "name": "_newDraw", "type": "tuple" } ], "name": "setDraw", "outputs": [ { "internalType": "uint32", "name": "", "type": "uint32" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_newManager", "type": "address" } ], "name": "setManager", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_newOwner", "type": "address" } ], "name": "transferOwnership", "outputs": [], "stateMutability": "nonpayable", 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"{\"compiler\":{\"version\":\"0.8.6+commit.11564f7e\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"uint8\",\"name\":\"_cardinality\",\"type\":\"uint8\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"indexed\":false,\"internalType\":\"struct IDrawBeacon.Draw\",\"name\":\"draw\",\"type\":\"tuple\"}],\"name\":\"DrawSet\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousManager\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newManager\",\"type\":\"address\"}],\"name\":\"ManagerTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"pendingOwner\",\"type\":\"address\"}],\"name\":\"OwnershipOffered\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"MAX_CARDINALITY\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"claimOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getBufferCardinality\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"}],\"name\":\"getDraw\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"internalType\":\"struct IDrawBeacon.Draw\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getDrawCount\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"uint32[]\",\"name\":\"_drawIds\",\"type\":\"uint32[]\"}],\"name\":\"getDraws\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"internalType\":\"struct IDrawBeacon.Draw[]\",\"name\":\"\",\"type\":\"tuple[]\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getNewestDraw\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"internalType\":\"struct IDrawBeacon.Draw\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"getOldestDraw\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"internalType\":\"struct IDrawBeacon.Draw\",\"name\":\"\",\"type\":\"tuple\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"manager\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"pendingOwner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"internalType\":\"struct IDrawBeacon.Draw\",\"name\":\"_draw\",\"type\":\"tuple\"}],\"name\":\"pushDraw\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"renounceOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"winningRandomNumber\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"drawId\",\"type\":\"uint32\"},{\"internalType\":\"uint64\",\"name\":\"timestamp\",\"type\":\"uint64\"},{\"internalType\":\"uint64\",\"name\":\"beaconPeriodStartedAt\",\"type\":\"uint64\"},{\"internalType\":\"uint32\",\"name\":\"beaconPeriodSeconds\",\"type\":\"uint32\"}],\"internalType\":\"struct IDrawBeacon.Draw\",\"name\":\"_newDraw\",\"type\":\"tuple\"}],\"name\":\"setDraw\",\"outputs\":[{\"internalType\":\"uint32\",\"name\":\"\",\"type\":\"uint32\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newManager\",\"type\":\"address\"}],\"name\":\"setManager\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"author\":\"PoolTogether Inc Team\",\"details\":\"A DrawBuffer store a limited number of Draws before beginning to overwrite (managed via the cardinality) previous Draws.All mainnet DrawBuffer(s) are updated directly from a DrawBeacon, but non-mainnet DrawBuffer(s) (Matic, Optimism, Arbitrum, etc...) will receive a cross-chain message, duplicating the mainnet Draw configuration - enabling a prize savings liquidity network.\",\"kind\":\"dev\",\"methods\":{\"claimOwnership()\":{\"details\":\"This function is only callable by the `_pendingOwner`.\"},\"constructor\":{\"params\":{\"_cardinality\":\"Draw ring buffer cardinality.\",\"_owner\":\"Address of the owner of the DrawBuffer.\"}},\"getBufferCardinality()\":{\"returns\":{\"_0\":\"Ring buffer cardinality\"}},\"getDraw(uint32)\":{\"details\":\"Read a Draw using the Draw.drawId to calculate position in the draws ring buffer.\",\"params\":{\"drawId\":\"Draw.drawId\"},\"returns\":{\"_0\":\"IDrawBeacon.Draw\"}},\"getDrawCount()\":{\"details\":\"If no Draws have been pushed, it will return 0.If the ring buffer is full, it will return the cardinality.Otherwise, it will return the NewestDraw index + 1.\",\"returns\":{\"_0\":\"Number of Draws held in the draw ring buffer.\"}},\"getDraws(uint32[])\":{\"details\":\"Read multiple Draws using each drawId to calculate position in the draws ring buffer.\",\"params\":{\"drawIds\":\"Array of drawIds\"},\"returns\":{\"_0\":\"IDrawBeacon.Draw[]\"}},\"getNewestDraw()\":{\"details\":\"Uses the nextDrawIndex to calculate the most recently added Draw.\",\"returns\":{\"_0\":\"IDrawBeacon.Draw\"}},\"getOldestDraw()\":{\"details\":\"Finds the oldest Draw by comparing and/or diffing totalDraws with the cardinality.\",\"returns\":{\"_0\":\"IDrawBeacon.Draw\"}},\"manager()\":{\"returns\":{\"_0\":\"Current `_manager` address.\"}},\"pendingOwner()\":{\"returns\":{\"_0\":\"Current `_pendingOwner` address.\"}},\"pushDraw((uint256,uint32,uint64,uint64,uint32))\":{\"details\":\"Push new draw onto draws history via authorized manager or owner.\",\"params\":{\"draw\":\"IDrawBeacon.Draw\"},\"returns\":{\"_0\":\"Draw.drawId\"}},\"renounceOwnership()\":{\"details\":\"Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner.\"},\"setDraw((uint256,uint32,uint64,uint64,uint32))\":{\"details\":\"Updating a Draw should be used sparingly and only in the event an incorrect Draw parameter has been stored.\",\"params\":{\"newDraw\":\"IDrawBeacon.Draw\"},\"returns\":{\"_0\":\"Draw.drawId\"}},\"setManager(address)\":{\"details\":\"Throws if called by any account other than the owner.\",\"params\":{\"_newManager\":\"New _manager address.\"},\"returns\":{\"_0\":\"Boolean to indicate if the operation was successful or not.\"}},\"transferOwnership(address)\":{\"params\":{\"_newOwner\":\"Address to transfer ownership to.\"}}},\"title\":\"PoolTogether V4 DrawBuffer\",\"version\":1},\"userdoc\":{\"events\":{\"DrawSet(uint32,(uint256,uint32,uint64,uint64,uint32))\":{\"notice\":\"Emit when a new draw has been created.\"}},\"kind\":\"user\",\"methods\":{\"MAX_CARDINALITY()\":{\"notice\":\"Draws ring buffer max length.\"},\"claimOwnership()\":{\"notice\":\"Allows the `_pendingOwner` address to finalize the transfer.\"},\"constructor\":{\"notice\":\"Deploy DrawBuffer smart contract.\"},\"getBufferCardinality()\":{\"notice\":\"Read a ring buffer cardinality\"},\"getDraw(uint32)\":{\"notice\":\"Read a Draw from the draws ring buffer.\"},\"getDrawCount()\":{\"notice\":\"Gets the number of Draws held in the draw ring buffer.\"},\"getDraws(uint32[])\":{\"notice\":\"Read multiple Draws from the draws ring buffer.\"},\"getNewestDraw()\":{\"notice\":\"Read newest Draw from draws ring buffer.\"},\"getOldestDraw()\":{\"notice\":\"Read oldest Draw from draws ring buffer.\"},\"manager()\":{\"notice\":\"Gets current `_manager`.\"},\"owner()\":{\"notice\":\"Returns the address of the current owner.\"},\"pendingOwner()\":{\"notice\":\"Gets current `_pendingOwner`.\"},\"pushDraw((uint256,uint32,uint64,uint64,uint32))\":{\"notice\":\"Push Draw onto draws ring buffer history.\"},\"renounceOwnership()\":{\"notice\":\"Renounce ownership of the contract.\"},\"setDraw((uint256,uint32,uint64,uint64,uint32))\":{\"notice\":\"Set existing Draw in draws ring buffer with new parameters.\"},\"setManager(address)\":{\"notice\":\"Set or change of manager.\"},\"transferOwnership(address)\":{\"notice\":\"Allows current owner to set the `_pendingOwner` address.\"}},\"notice\":\"The DrawBuffer provides historical lookups of Draws via a circular ring buffer. Historical Draws can be accessed on-chain using a drawId to calculate ring buffer storage slot. The Draw settings can be created by manager/owner and existing Draws can only be updated the owner. Once a starting Draw has been added to the ring buffer, all following draws must have a sequential Draw ID.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"@pooltogether/v4-core/contracts/DrawBuffer.sol\":\"DrawBuffer\"},\"evmVersion\":\"berlin\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\",\"useLiteralContent\":true},\"optimizer\":{\"enabled\":true,\"runs\":2000},\"remappings\":[]},\"sources\":{\"@pooltogether/owner-manager-contracts/contracts/Manageable.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity ^0.8.0;\\n\\nimport \\\"./Ownable.sol\\\";\\n\\n/**\\n * @title Abstract manageable contract that can be inherited by other contracts\\n * @notice Contract module based on Ownable which provides a basic access control mechanism, where\\n * there is an owner and a manager that can be granted exclusive access to specific functions.\\n *\\n * By default, the owner is the deployer of the contract.\\n *\\n * The owner account is set through a two steps process.\\n * 1. The current `owner` calls {transferOwnership} to set a `pendingOwner`\\n * 2. The `pendingOwner` calls {acceptOwnership} to accept the ownership transfer\\n *\\n * The manager account needs to be set using {setManager}.\\n *\\n * This module is used through inheritance. It will make available the modifier\\n * `onlyManager`, which can be applied to your functions to restrict their use to\\n * the manager.\\n */\\nabstract contract Manageable is Ownable {\\n address private _manager;\\n\\n /**\\n * @dev Emitted when `_manager` has been changed.\\n * @param previousManager previous `_manager` address.\\n * @param newManager new `_manager` address.\\n */\\n event ManagerTransferred(address indexed previousManager, address indexed newManager);\\n\\n /* ============ External Functions ============ */\\n\\n /**\\n * @notice Gets current `_manager`.\\n * @return Current `_manager` address.\\n */\\n function manager() public view virtual returns (address) {\\n return _manager;\\n }\\n\\n /**\\n * @notice Set or change of manager.\\n * @dev Throws if called by any account other than the owner.\\n * @param _newManager New _manager address.\\n * @return Boolean to indicate if the operation was successful or not.\\n */\\n function setManager(address _newManager) external onlyOwner returns (bool) {\\n return _setManager(_newManager);\\n }\\n\\n /* ============ Internal Functions ============ */\\n\\n /**\\n * @notice Set or change of manager.\\n * @param _newManager New _manager address.\\n * @return Boolean to indicate if the operation was successful or not.\\n */\\n function _setManager(address _newManager) private returns (bool) {\\n address _previousManager = _manager;\\n\\n require(_newManager != _previousManager, \\\"Manageable/existing-manager-address\\\");\\n\\n _manager = _newManager;\\n\\n emit ManagerTransferred(_previousManager, _newManager);\\n return true;\\n }\\n\\n /* ============ Modifier Functions ============ */\\n\\n /**\\n * @dev Throws if called by any account other than the manager.\\n */\\n modifier onlyManager() {\\n require(manager() == msg.sender, \\\"Manageable/caller-not-manager\\\");\\n _;\\n }\\n\\n /**\\n * @dev Throws if called by any account other than the manager or the owner.\\n */\\n modifier onlyManagerOrOwner() {\\n require(manager() == msg.sender || owner() == msg.sender, \\\"Manageable/caller-not-manager-or-owner\\\");\\n _;\\n }\\n}\\n\",\"keccak256\":\"0xdd8ac008df192c6aa4df83e7037ab090970fda38e1f9fd712bc0ab5e0485fc04\",\"license\":\"GPL-3.0\"},\"@pooltogether/owner-manager-contracts/contracts/Ownable.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity ^0.8.0;\\n\\n/**\\n * @title Abstract ownable contract that can be inherited by other contracts\\n * @notice Contract module which provides a basic access control mechanism, where\\n * there is an account (an owner) that can be granted exclusive access to\\n * specific functions.\\n *\\n * By default, the owner is the deployer of the contract.\\n *\\n * The owner account is set through a two steps process.\\n * 1. The current `owner` calls {transferOwnership} to set a `pendingOwner`\\n * 2. The `pendingOwner` calls {acceptOwnership} to accept the ownership transfer\\n *\\n * The manager account needs to be set using {setManager}.\\n *\\n * This module is used through inheritance. It will make available the modifier\\n * `onlyOwner`, which can be applied to your functions to restrict their use to\\n * the owner.\\n */\\nabstract contract Ownable {\\n address private _owner;\\n address private _pendingOwner;\\n\\n /**\\n * @dev Emitted when `_pendingOwner` has been changed.\\n * @param pendingOwner new `_pendingOwner` address.\\n */\\n event OwnershipOffered(address indexed pendingOwner);\\n\\n /**\\n * @dev Emitted when `_owner` has been changed.\\n * @param previousOwner previous `_owner` address.\\n * @param newOwner new `_owner` address.\\n */\\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\\n\\n /* ============ Deploy ============ */\\n\\n /**\\n * @notice Initializes the contract setting `_initialOwner` as the initial owner.\\n * @param _initialOwner Initial owner of the contract.\\n */\\n constructor(address _initialOwner) {\\n _setOwner(_initialOwner);\\n }\\n\\n /* ============ External Functions ============ */\\n\\n /**\\n * @notice Returns the address of the current owner.\\n */\\n function owner() public view virtual returns (address) {\\n return _owner;\\n }\\n\\n /**\\n * @notice Gets current `_pendingOwner`.\\n * @return Current `_pendingOwner` address.\\n */\\n function pendingOwner() external view virtual returns (address) {\\n return _pendingOwner;\\n }\\n\\n /**\\n * @notice Renounce ownership of the contract.\\n * @dev Leaves the contract without owner. It will not be possible to call\\n * `onlyOwner` functions anymore. Can only be called by the current owner.\\n *\\n * NOTE: Renouncing ownership will leave the contract without an owner,\\n * thereby removing any functionality that is only available to the owner.\\n */\\n function renounceOwnership() external virtual onlyOwner {\\n _setOwner(address(0));\\n }\\n\\n /**\\n * @notice Allows current owner to set the `_pendingOwner` address.\\n * @param _newOwner Address to transfer ownership to.\\n */\\n function transferOwnership(address _newOwner) external onlyOwner {\\n require(_newOwner != address(0), \\\"Ownable/pendingOwner-not-zero-address\\\");\\n\\n _pendingOwner = _newOwner;\\n\\n emit OwnershipOffered(_newOwner);\\n }\\n\\n /**\\n * @notice Allows the `_pendingOwner` address to finalize the transfer.\\n * @dev This function is only callable by the `_pendingOwner`.\\n */\\n function claimOwnership() external onlyPendingOwner {\\n _setOwner(_pendingOwner);\\n _pendingOwner = address(0);\\n }\\n\\n /* ============ Internal Functions ============ */\\n\\n /**\\n * @notice Internal function to set the `_owner` of the contract.\\n * @param _newOwner New `_owner` address.\\n */\\n function _setOwner(address _newOwner) private {\\n address _oldOwner = _owner;\\n _owner = _newOwner;\\n emit OwnershipTransferred(_oldOwner, _newOwner);\\n }\\n\\n /* ============ Modifier Functions ============ */\\n\\n /**\\n * @dev Throws if called by any account other than the owner.\\n */\\n modifier onlyOwner() {\\n require(owner() == msg.sender, \\\"Ownable/caller-not-owner\\\");\\n _;\\n }\\n\\n /**\\n * @dev Throws if called by any account other than the `pendingOwner`.\\n */\\n modifier onlyPendingOwner() {\\n require(msg.sender == _pendingOwner, \\\"Ownable/caller-not-pendingOwner\\\");\\n _;\\n }\\n}\\n\",\"keccak256\":\"0xfd0fd374812c8af45f2633cc7cc4811ccb7bad0a3902a43aded35939eb4a00d1\",\"license\":\"GPL-3.0\"},\"@pooltogether/pooltogether-rng-contracts/contracts/RNGInterface.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity >=0.6.0;\\n\\n/// @title Random Number Generator Interface\\n/// @notice Provides an interface for requesting random numbers from 3rd-party RNG services (Chainlink VRF, Starkware VDF, etc..)\\ninterface RNGInterface {\\n\\n /// @notice Emitted when a new request for a random number has been submitted\\n /// @param requestId The indexed ID of the request used to get the results of the RNG service\\n /// @param sender The indexed address of the sender of the request\\n event RandomNumberRequested(uint32 indexed requestId, address indexed sender);\\n\\n /// @notice Emitted when an existing request for a random number has been completed\\n /// @param requestId The indexed ID of the request used to get the results of the RNG service\\n /// @param randomNumber The random number produced by the 3rd-party service\\n event RandomNumberCompleted(uint32 indexed requestId, uint256 randomNumber);\\n\\n /// @notice Gets the last request id used by the RNG service\\n /// @return requestId The last request id used in the last request\\n function getLastRequestId() external view returns (uint32 requestId);\\n\\n /// @notice Gets the Fee for making a Request against an RNG service\\n /// @return feeToken The address of the token that is used to pay fees\\n /// @return requestFee The fee required to be paid to make a request\\n function getRequestFee() external view returns (address feeToken, uint256 requestFee);\\n\\n /// @notice Sends a request for a random number to the 3rd-party service\\n /// @dev Some services will complete the request immediately, others may have a time-delay\\n /// @dev Some services require payment in the form of a token, such as $LINK for Chainlink VRF\\n /// @return requestId The ID of the request used to get the results of the RNG service\\n /// @return lockBlock The block number at which the RNG service will start generating time-delayed randomness. The calling contract\\n /// should \\\"lock\\\" all activity until the result is available via the `requestId`\\n function requestRandomNumber() external returns (uint32 requestId, uint32 lockBlock);\\n\\n /// @notice Checks if the request for randomness from the 3rd-party service has completed\\n /// @dev For time-delayed requests, this function is used to check/confirm completion\\n /// @param requestId The ID of the request used to get the results of the RNG service\\n /// @return isCompleted True if the request has completed and a random number is available, false otherwise\\n function isRequestComplete(uint32 requestId) external view returns (bool isCompleted);\\n\\n /// @notice Gets the random number produced by the 3rd-party service\\n /// @param requestId The ID of the request used to get the results of the RNG service\\n /// @return randomNum The random number\\n function randomNumber(uint32 requestId) external returns (uint256 randomNum);\\n}\\n\",\"keccak256\":\"0xf917c68439d7476cd226f475e8fce940e0cf1d32cb0ff12e8537072a07f2b1da\",\"license\":\"GPL-3.0\"},\"@pooltogether/v4-core/contracts/DrawBuffer.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity 0.8.6;\\n\\nimport \\\"@pooltogether/owner-manager-contracts/contracts/Manageable.sol\\\";\\n\\nimport \\\"./interfaces/IDrawBuffer.sol\\\";\\nimport \\\"./interfaces/IDrawBeacon.sol\\\";\\nimport \\\"./libraries/DrawRingBufferLib.sol\\\";\\n\\n/**\\n * @title PoolTogether V4 DrawBuffer\\n * @author PoolTogether Inc Team\\n * @notice The DrawBuffer provides historical lookups of Draws via a circular ring buffer.\\n Historical Draws can be accessed on-chain using a drawId to calculate ring buffer storage slot.\\n The Draw settings can be created by manager/owner and existing Draws can only be updated the owner.\\n Once a starting Draw has been added to the ring buffer, all following draws must have a sequential Draw ID.\\n @dev A DrawBuffer store a limited number of Draws before beginning to overwrite (managed via the cardinality) previous Draws.\\n @dev All mainnet DrawBuffer(s) are updated directly from a DrawBeacon, but non-mainnet DrawBuffer(s) (Matic, Optimism, Arbitrum, etc...)\\n will receive a cross-chain message, duplicating the mainnet Draw configuration - enabling a prize savings liquidity network.\\n*/\\ncontract DrawBuffer is IDrawBuffer, Manageable {\\n using DrawRingBufferLib for DrawRingBufferLib.Buffer;\\n\\n /// @notice Draws ring buffer max length.\\n uint16 public constant MAX_CARDINALITY = 256;\\n\\n /// @notice Draws ring buffer array.\\n IDrawBeacon.Draw[MAX_CARDINALITY] private drawRingBuffer;\\n\\n /// @notice Holds ring buffer information\\n DrawRingBufferLib.Buffer internal bufferMetadata;\\n\\n /* ============ Deploy ============ */\\n\\n /**\\n * @notice Deploy DrawBuffer smart contract.\\n * @param _owner Address of the owner of the DrawBuffer.\\n * @param _cardinality Draw ring buffer cardinality.\\n */\\n constructor(address _owner, uint8 _cardinality) Ownable(_owner) {\\n bufferMetadata.cardinality = _cardinality;\\n }\\n\\n /* ============ External Functions ============ */\\n\\n /// @inheritdoc IDrawBuffer\\n function getBufferCardinality() external view override returns (uint32) {\\n return bufferMetadata.cardinality;\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function getDraw(uint32 drawId) external view override returns (IDrawBeacon.Draw memory) {\\n return drawRingBuffer[_drawIdToDrawIndex(bufferMetadata, drawId)];\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function getDraws(uint32[] calldata _drawIds)\\n external\\n view\\n override\\n returns (IDrawBeacon.Draw[] memory)\\n {\\n IDrawBeacon.Draw[] memory draws = new IDrawBeacon.Draw[](_drawIds.length);\\n DrawRingBufferLib.Buffer memory buffer = bufferMetadata;\\n\\n for (uint256 index = 0; index < _drawIds.length; index++) {\\n draws[index] = drawRingBuffer[_drawIdToDrawIndex(buffer, _drawIds[index])];\\n }\\n\\n return draws;\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function getDrawCount() external view override returns (uint32) {\\n DrawRingBufferLib.Buffer memory buffer = bufferMetadata;\\n\\n if (buffer.lastDrawId == 0) {\\n return 0;\\n }\\n\\n uint32 bufferNextIndex = buffer.nextIndex;\\n\\n if (drawRingBuffer[bufferNextIndex].timestamp != 0) {\\n return buffer.cardinality;\\n } else {\\n return bufferNextIndex;\\n }\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function getNewestDraw() external view override returns (IDrawBeacon.Draw memory) {\\n return _getNewestDraw(bufferMetadata);\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function getOldestDraw() external view override returns (IDrawBeacon.Draw memory) {\\n // oldest draw should be next available index, otherwise it's at 0\\n DrawRingBufferLib.Buffer memory buffer = bufferMetadata;\\n IDrawBeacon.Draw memory draw = drawRingBuffer[buffer.nextIndex];\\n\\n if (draw.timestamp == 0) {\\n // if draw is not init, then use draw at 0\\n draw = drawRingBuffer[0];\\n }\\n\\n return draw;\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function pushDraw(IDrawBeacon.Draw memory _draw)\\n external\\n override\\n onlyManagerOrOwner\\n returns (uint32)\\n {\\n return _pushDraw(_draw);\\n }\\n\\n /// @inheritdoc IDrawBuffer\\n function setDraw(IDrawBeacon.Draw memory _newDraw) external override onlyOwner returns (uint32) {\\n DrawRingBufferLib.Buffer memory buffer = bufferMetadata;\\n uint32 index = buffer.getIndex(_newDraw.drawId);\\n drawRingBuffer[index] = _newDraw;\\n emit DrawSet(_newDraw.drawId, _newDraw);\\n return _newDraw.drawId;\\n }\\n\\n /* ============ Internal Functions ============ */\\n\\n /**\\n * @notice Convert a Draw.drawId to a Draws ring buffer index pointer.\\n * @dev The getNewestDraw.drawId() is used to calculate a Draws ID delta position.\\n * @param _drawId Draw.drawId\\n * @return Draws ring buffer index pointer\\n */\\n function _drawIdToDrawIndex(DrawRingBufferLib.Buffer memory _buffer, uint32 _drawId)\\n internal\\n pure\\n returns (uint32)\\n {\\n return _buffer.getIndex(_drawId);\\n }\\n\\n /**\\n * @notice Read newest Draw from the draws ring buffer.\\n * @dev Uses the lastDrawId to calculate the most recently added Draw.\\n * @param _buffer Draw ring buffer\\n * @return IDrawBeacon.Draw\\n */\\n function _getNewestDraw(DrawRingBufferLib.Buffer memory _buffer)\\n internal\\n view\\n returns (IDrawBeacon.Draw memory)\\n {\\n return drawRingBuffer[_buffer.getIndex(_buffer.lastDrawId)];\\n }\\n\\n /**\\n * @notice Push Draw onto draws ring buffer history.\\n * @dev Push new draw onto draws list via authorized manager or owner.\\n * @param _newDraw IDrawBeacon.Draw\\n * @return Draw.drawId\\n */\\n function _pushDraw(IDrawBeacon.Draw memory _newDraw) internal returns (uint32) {\\n DrawRingBufferLib.Buffer memory _buffer = bufferMetadata;\\n drawRingBuffer[_buffer.nextIndex] = _newDraw;\\n bufferMetadata = _buffer.push(_newDraw.drawId);\\n\\n emit DrawSet(_newDraw.drawId, _newDraw);\\n\\n return _newDraw.drawId;\\n }\\n}\\n\",\"keccak256\":\"0xf43efd6c3f4b3fe67b8ccbf8c69e5137ccaad68a381114afdb5f37cd820d4ccb\",\"license\":\"GPL-3.0\"},\"@pooltogether/v4-core/contracts/interfaces/IDrawBeacon.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity 0.8.6;\\n\\nimport \\\"@pooltogether/pooltogether-rng-contracts/contracts/RNGInterface.sol\\\";\\nimport \\\"./IDrawBuffer.sol\\\";\\n\\n/** @title IDrawBeacon\\n * @author PoolTogether Inc Team\\n * @notice The DrawBeacon interface.\\n*/\\ninterface IDrawBeacon {\\n\\n /// @notice Draw struct created every draw\\n /// @param winningRandomNumber The random number returned from the RNG service\\n /// @param drawId The monotonically increasing drawId for each draw\\n /// @param timestamp Unix timestamp of the draw. Recorded when the draw is created by the DrawBeacon.\\n /// @param beaconPeriodStartedAt Unix timestamp of when the draw started\\n /// @param beaconPeriodSeconds Unix timestamp of the beacon draw period for this draw.\\n struct Draw {\\n uint256 winningRandomNumber;\\n uint32 drawId;\\n uint64 timestamp;\\n uint64 beaconPeriodStartedAt;\\n uint32 beaconPeriodSeconds;\\n }\\n\\n /**\\n * @notice Emit when a new DrawBuffer has been set.\\n * @param newDrawBuffer The new DrawBuffer address\\n */\\n event DrawBufferUpdated(IDrawBuffer indexed newDrawBuffer);\\n\\n /**\\n * @notice Emit when a draw has opened.\\n * @param startedAt Start timestamp\\n */\\n event BeaconPeriodStarted(uint64 indexed startedAt);\\n\\n /**\\n * @notice Emit when a draw has started.\\n * @param rngRequestId draw id\\n * @param rngLockBlock Block when draw becomes invalid\\n */\\n event DrawStarted(uint32 indexed rngRequestId, uint32 rngLockBlock);\\n\\n /**\\n * @notice Emit when a draw has been cancelled.\\n * @param rngRequestId draw id\\n * @param rngLockBlock Block when draw becomes invalid\\n */\\n event DrawCancelled(uint32 indexed rngRequestId, uint32 rngLockBlock);\\n\\n /**\\n * @notice Emit when a draw has been completed.\\n * @param randomNumber Random number generated from draw\\n */\\n event DrawCompleted(uint256 randomNumber);\\n\\n /**\\n * @notice Emit when a RNG service address is set.\\n * @param rngService RNG service address\\n */\\n event RngServiceUpdated(RNGInterface indexed rngService);\\n\\n /**\\n * @notice Emit when a draw timeout param is set.\\n * @param rngTimeout draw timeout param in seconds\\n */\\n event RngTimeoutSet(uint32 rngTimeout);\\n\\n /**\\n * @notice Emit when the drawPeriodSeconds is set.\\n * @param drawPeriodSeconds Time between draw\\n */\\n event BeaconPeriodSecondsUpdated(uint32 drawPeriodSeconds);\\n\\n /**\\n * @notice Returns the number of seconds remaining until the beacon period can be complete.\\n * @return The number of seconds remaining until the beacon period can be complete.\\n */\\n function beaconPeriodRemainingSeconds() external view returns (uint64);\\n\\n /**\\n * @notice Returns the timestamp at which the beacon period ends\\n * @return The timestamp at which the beacon period ends.\\n */\\n function beaconPeriodEndAt() external view returns (uint64);\\n\\n /**\\n * @notice Returns whether a Draw can be started.\\n * @return True if a Draw can be started, false otherwise.\\n */\\n function canStartDraw() external view returns (bool);\\n\\n /**\\n * @notice Returns whether a Draw can be completed.\\n * @return True if a Draw can be completed, false otherwise.\\n */\\n function canCompleteDraw() external view returns (bool);\\n\\n /**\\n * @notice Calculates when the next beacon period will start.\\n * @param time The timestamp to use as the current time\\n * @return The timestamp at which the next beacon period would start\\n */\\n function calculateNextBeaconPeriodStartTime(uint64 time) external view returns (uint64);\\n\\n /**\\n * @notice Can be called by anyone to cancel the draw request if the RNG has timed out.\\n */\\n function cancelDraw() external;\\n\\n /**\\n * @notice Completes the Draw (RNG) request and pushes a Draw onto DrawBuffer.\\n */\\n function completeDraw() external;\\n\\n /**\\n * @notice Returns the block number that the current RNG request has been locked to.\\n * @return The block number that the RNG request is locked to\\n */\\n function getLastRngLockBlock() external view returns (uint32);\\n\\n /**\\n * @notice Returns the current RNG Request ID.\\n * @return The current Request ID\\n */\\n function getLastRngRequestId() external view returns (uint32);\\n\\n /**\\n * @notice Returns whether the beacon period is over\\n * @return True if the beacon period is over, false otherwise\\n */\\n function isBeaconPeriodOver() external view returns (bool);\\n\\n /**\\n * @notice Returns whether the random number request has completed.\\n * @return True if a random number request has completed, false otherwise.\\n */\\n function isRngCompleted() external view returns (bool);\\n\\n /**\\n * @notice Returns whether a random number has been requested\\n * @return True if a random number has been requested, false otherwise.\\n */\\n function isRngRequested() external view returns (bool);\\n\\n /**\\n * @notice Returns whether the random number request has timed out.\\n * @return True if a random number request has timed out, false otherwise.\\n */\\n function isRngTimedOut() external view returns (bool);\\n\\n /**\\n * @notice Allows the owner to set the beacon period in seconds.\\n * @param beaconPeriodSeconds The new beacon period in seconds. Must be greater than zero.\\n */\\n function setBeaconPeriodSeconds(uint32 beaconPeriodSeconds) external;\\n\\n /**\\n * @notice Allows the owner to set the RNG request timeout in seconds. This is the time that must elapsed before the RNG request can be cancelled and the pool unlocked.\\n * @param rngTimeout The RNG request timeout in seconds.\\n */\\n function setRngTimeout(uint32 rngTimeout) external;\\n\\n /**\\n * @notice Sets the RNG service that the Prize Strategy is connected to\\n * @param rngService The address of the new RNG service interface\\n */\\n function setRngService(RNGInterface rngService) external;\\n\\n /**\\n * @notice Starts the Draw process by starting random number request. The previous beacon period must have ended.\\n * @dev The RNG-Request-Fee is expected to be held within this contract before calling this function\\n */\\n function startDraw() external;\\n\\n /**\\n * @notice Set global DrawBuffer variable.\\n * @dev All subsequent Draw requests/completions will be pushed to the new DrawBuffer.\\n * @param newDrawBuffer DrawBuffer address\\n * @return DrawBuffer\\n */\\n function setDrawBuffer(IDrawBuffer newDrawBuffer) external returns (IDrawBuffer);\\n}\\n\",\"keccak256\":\"0x43213073a191399978af2c7464c5e39af09efeeb503005d4e2a79705c40baa32\",\"license\":\"GPL-3.0\"},\"@pooltogether/v4-core/contracts/interfaces/IDrawBuffer.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity 0.8.6;\\n\\nimport \\\"../interfaces/IDrawBeacon.sol\\\";\\n\\n/** @title IDrawBuffer\\n * @author PoolTogether Inc Team\\n * @notice The DrawBuffer interface.\\n*/\\ninterface IDrawBuffer {\\n /**\\n * @notice Emit when a new draw has been created.\\n * @param drawId Draw id\\n * @param draw The Draw struct\\n */\\n event DrawSet(uint32 indexed drawId, IDrawBeacon.Draw draw);\\n\\n /**\\n * @notice Read a ring buffer cardinality\\n * @return Ring buffer cardinality\\n */\\n function getBufferCardinality() external view returns (uint32);\\n\\n /**\\n * @notice Read a Draw from the draws ring buffer.\\n * @dev Read a Draw using the Draw.drawId to calculate position in the draws ring buffer.\\n * @param drawId Draw.drawId\\n * @return IDrawBeacon.Draw\\n */\\n function getDraw(uint32 drawId) external view returns (IDrawBeacon.Draw memory);\\n\\n /**\\n * @notice Read multiple Draws from the draws ring buffer.\\n * @dev Read multiple Draws using each drawId to calculate position in the draws ring buffer.\\n * @param drawIds Array of drawIds\\n * @return IDrawBeacon.Draw[]\\n */\\n function getDraws(uint32[] calldata drawIds) external view returns (IDrawBeacon.Draw[] memory);\\n\\n /**\\n * @notice Gets the number of Draws held in the draw ring buffer.\\n * @dev If no Draws have been pushed, it will return 0.\\n * @dev If the ring buffer is full, it will return the cardinality.\\n * @dev Otherwise, it will return the NewestDraw index + 1.\\n * @return Number of Draws held in the draw ring buffer.\\n */\\n function getDrawCount() external view returns (uint32);\\n\\n /**\\n * @notice Read newest Draw from draws ring buffer.\\n * @dev Uses the nextDrawIndex to calculate the most recently added Draw.\\n * @return IDrawBeacon.Draw\\n */\\n function getNewestDraw() external view returns (IDrawBeacon.Draw memory);\\n\\n /**\\n * @notice Read oldest Draw from draws ring buffer.\\n * @dev Finds the oldest Draw by comparing and/or diffing totalDraws with the cardinality.\\n * @return IDrawBeacon.Draw\\n */\\n function getOldestDraw() external view returns (IDrawBeacon.Draw memory);\\n\\n /**\\n * @notice Push Draw onto draws ring buffer history.\\n * @dev Push new draw onto draws history via authorized manager or owner.\\n * @param draw IDrawBeacon.Draw\\n * @return Draw.drawId\\n */\\n function pushDraw(IDrawBeacon.Draw calldata draw) external returns (uint32);\\n\\n /**\\n * @notice Set existing Draw in draws ring buffer with new parameters.\\n * @dev Updating a Draw should be used sparingly and only in the event an incorrect Draw parameter has been stored.\\n * @param newDraw IDrawBeacon.Draw\\n * @return Draw.drawId\\n */\\n function setDraw(IDrawBeacon.Draw calldata newDraw) external returns (uint32);\\n}\\n\",\"keccak256\":\"0x209ff20406b6b45ff5eff40af05c41a5d697441fc84e2e015e6828d874ccaa83\",\"license\":\"GPL-3.0\"},\"@pooltogether/v4-core/contracts/libraries/DrawRingBufferLib.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity 0.8.6;\\n\\nimport \\\"./RingBufferLib.sol\\\";\\n\\n/// @title Library for creating and managing a draw ring buffer.\\nlibrary DrawRingBufferLib {\\n /// @notice Draw buffer struct.\\n struct Buffer {\\n uint32 lastDrawId;\\n uint32 nextIndex;\\n uint32 cardinality;\\n }\\n\\n /// @notice Helper function to know if the draw ring buffer has been initialized.\\n /// @dev since draws start at 1 and are monotonically increased, we know we are uninitialized if nextIndex = 0 and lastDrawId = 0.\\n /// @param _buffer The buffer to check.\\n function isInitialized(Buffer memory _buffer) internal pure returns (bool) {\\n return !(_buffer.nextIndex == 0 && _buffer.lastDrawId == 0);\\n }\\n\\n /// @notice Push a draw to the buffer.\\n /// @param _buffer The buffer to push to.\\n /// @param _drawId The drawID to push.\\n /// @return The new buffer.\\n function push(Buffer memory _buffer, uint32 _drawId) internal pure returns (Buffer memory) {\\n require(!isInitialized(_buffer) || _drawId == _buffer.lastDrawId + 1, \\\"DRB/must-be-contig\\\");\\n\\n return\\n Buffer({\\n lastDrawId: _drawId,\\n nextIndex: uint32(RingBufferLib.nextIndex(_buffer.nextIndex, _buffer.cardinality)),\\n cardinality: _buffer.cardinality\\n });\\n }\\n\\n /// @notice Get draw ring buffer index pointer.\\n /// @param _buffer The buffer to get the `nextIndex` from.\\n /// @param _drawId The draw id to get the index for.\\n /// @return The draw ring buffer index pointer.\\n function getIndex(Buffer memory _buffer, uint32 _drawId) internal pure returns (uint32) {\\n require(isInitialized(_buffer) && _drawId <= _buffer.lastDrawId, \\\"DRB/future-draw\\\");\\n\\n uint32 indexOffset = _buffer.lastDrawId - _drawId;\\n require(indexOffset < _buffer.cardinality, \\\"DRB/expired-draw\\\");\\n\\n uint256 mostRecent = RingBufferLib.newestIndex(_buffer.nextIndex, _buffer.cardinality);\\n\\n return uint32(RingBufferLib.offset(uint32(mostRecent), indexOffset, _buffer.cardinality));\\n }\\n}\\n\",\"keccak256\":\"0xdcf6f0b0a5c176e505dcd284d1f160fcd5b4c6ba5868047935de3cd1a41fe675\",\"license\":\"GPL-3.0\"},\"@pooltogether/v4-core/contracts/libraries/RingBufferLib.sol\":{\"content\":\"// SPDX-License-Identifier: GPL-3.0\\n\\npragma solidity 0.8.6;\\n\\nlibrary RingBufferLib {\\n /**\\n * @notice Returns wrapped TWAB index.\\n * @dev In order to navigate the TWAB circular buffer, we need to use the modulo operator.\\n * @dev For example, if `_index` is equal to 32 and the TWAB circular buffer is of `_cardinality` 32,\\n * it will return 0 and will point to the first element of the array.\\n * @param _index Index used to navigate through the TWAB circular buffer.\\n * @param _cardinality TWAB buffer cardinality.\\n * @return TWAB index.\\n */\\n function wrap(uint256 _index, uint256 _cardinality) internal pure returns (uint256) {\\n return _index % _cardinality;\\n }\\n\\n /**\\n * @notice Computes the negative offset from the given index, wrapped by the cardinality.\\n * @dev We add `_cardinality` to `_index` to be able to offset even if `_amount` is superior to `_cardinality`.\\n * @param _index The index from which to offset\\n * @param _amount The number of indices to offset. This is subtracted from the given index.\\n * @param _cardinality The number of elements in the ring buffer\\n * @return Offsetted index.\\n */\\n function offset(\\n uint256 _index,\\n uint256 _amount,\\n uint256 _cardinality\\n ) internal pure returns (uint256) {\\n return wrap(_index + _cardinality - _amount, _cardinality);\\n }\\n\\n /// @notice Returns the index of the last recorded TWAB\\n /// @param _nextIndex The next available twab index. This will be recorded to next.\\n /// @param _cardinality The cardinality of the TWAB history.\\n /// @return The index of the last recorded TWAB\\n function newestIndex(uint256 _nextIndex, uint256 _cardinality)\\n internal\\n pure\\n returns (uint256)\\n {\\n if (_cardinality == 0) {\\n return 0;\\n }\\n\\n return wrap(_nextIndex + _cardinality - 1, _cardinality);\\n }\\n\\n /// @notice Computes the ring buffer index that follows the given one, wrapped by cardinality\\n /// @param _index The index to increment\\n /// @param _cardinality The number of elements in the Ring Buffer\\n /// @return The next index relative to the given index. Will wrap around to 0 if the next index == cardinality\\n function nextIndex(uint256 _index, uint256 _cardinality)\\n internal\\n pure\\n returns (uint256)\\n {\\n return wrap(_index + 1, _cardinality);\\n }\\n}\\n\",\"keccak256\":\"0x052e3bf6bfb30f32950e322c853589a8d153cf34f4b1ee292b17eb46f2ae656c\",\"license\":\"GPL-3.0\"}},\"version\":1}", "bytecode": 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"devdoc": { "author": "PoolTogether Inc Team", "details": "A DrawBuffer store a limited number of Draws before beginning to overwrite (managed via the cardinality) previous Draws.All mainnet DrawBuffer(s) are updated directly from a DrawBeacon, but non-mainnet DrawBuffer(s) (Matic, Optimism, Arbitrum, etc...) will receive a cross-chain message, duplicating the mainnet Draw configuration - enabling a prize savings liquidity network.", "kind": "dev", "methods": { "claimOwnership()": { "details": "This function is only callable by the `_pendingOwner`." }, "constructor": { "params": { "_cardinality": "Draw ring buffer cardinality.", "_owner": "Address of the owner of the DrawBuffer." } }, "getBufferCardinality()": { "returns": { "_0": "Ring buffer cardinality" } }, "getDraw(uint32)": { "details": "Read a Draw using the Draw.drawId to calculate position in the draws ring buffer.", "params": { "drawId": "Draw.drawId" }, "returns": { "_0": "IDrawBeacon.Draw" } }, "getDrawCount()": { "details": "If no Draws have been pushed, it will return 0.If the ring buffer is full, it will return the cardinality.Otherwise, it will return the NewestDraw index + 1.", "returns": { "_0": "Number of Draws held in the draw ring buffer." } }, "getDraws(uint32[])": { "details": "Read multiple Draws using each drawId to calculate position in the draws ring buffer.", "params": { "drawIds": "Array of drawIds" }, "returns": { "_0": "IDrawBeacon.Draw[]" } }, "getNewestDraw()": { "details": "Uses the nextDrawIndex to calculate the most recently added Draw.", "returns": { "_0": "IDrawBeacon.Draw" } }, "getOldestDraw()": { "details": "Finds the oldest Draw by comparing and/or diffing totalDraws with the cardinality.", "returns": { "_0": "IDrawBeacon.Draw" } }, "manager()": { "returns": { "_0": "Current `_manager` address." } }, "pendingOwner()": { "returns": { "_0": "Current `_pendingOwner` address." } }, "pushDraw((uint256,uint32,uint64,uint64,uint32))": { "details": "Push new draw onto draws history via authorized manager or owner.", "params": { "draw": "IDrawBeacon.Draw" }, "returns": { "_0": "Draw.drawId" } }, "renounceOwnership()": { "details": "Leaves the contract without owner. It will not be possible to call `onlyOwner` functions anymore. Can only be called by the current owner. NOTE: Renouncing ownership will leave the contract without an owner, thereby removing any functionality that is only available to the owner." }, "setDraw((uint256,uint32,uint64,uint64,uint32))": { "details": "Updating a Draw should be used sparingly and only in the event an incorrect Draw parameter has been stored.", "params": { "newDraw": "IDrawBeacon.Draw" }, "returns": { "_0": "Draw.drawId" } }, "setManager(address)": { "details": "Throws if called by any account other than the owner.", "params": { "_newManager": "New _manager address." }, "returns": { "_0": "Boolean to indicate if the operation was successful or not." } }, "transferOwnership(address)": { "params": { "_newOwner": "Address to transfer ownership to." } } }, "title": "PoolTogether V4 DrawBuffer", "version": 1 }, "userdoc": { "events": { "DrawSet(uint32,(uint256,uint32,uint64,uint64,uint32))": { "notice": "Emit when a new draw has been created." } }, "kind": "user", "methods": { "MAX_CARDINALITY()": { "notice": "Draws ring buffer max length." }, "claimOwnership()": { "notice": "Allows the `_pendingOwner` address to finalize the transfer." }, "constructor": { "notice": "Deploy DrawBuffer smart contract." }, "getBufferCardinality()": { "notice": "Read a ring buffer cardinality" }, "getDraw(uint32)": { "notice": "Read a Draw from the draws ring buffer." }, "getDrawCount()": { "notice": "Gets the number of Draws held in the draw ring buffer." }, "getDraws(uint32[])": { "notice": "Read multiple Draws from the draws ring buffer." }, "getNewestDraw()": { "notice": "Read newest Draw from draws ring buffer." }, "getOldestDraw()": { "notice": "Read oldest Draw from draws ring buffer." }, "manager()": { "notice": "Gets current `_manager`." }, "owner()": { "notice": "Returns the address of the current owner." }, "pendingOwner()": { "notice": "Gets current `_pendingOwner`." }, "pushDraw((uint256,uint32,uint64,uint64,uint32))": { "notice": "Push Draw onto draws ring buffer history." }, "renounceOwnership()": { "notice": "Renounce ownership of the contract." }, "setDraw((uint256,uint32,uint64,uint64,uint32))": { "notice": "Set existing Draw in draws ring buffer with new parameters." }, "setManager(address)": { "notice": "Set or change of manager." }, "transferOwnership(address)": { "notice": "Allows current owner to set the `_pendingOwner` address." } }, "notice": "The DrawBuffer provides historical lookups of Draws via a circular ring buffer. Historical Draws can be accessed on-chain using a drawId to calculate ring buffer storage slot. The Draw settings can be created by manager/owner and existing Draws can only be updated the owner. Once a starting Draw has been added to the ring buffer, all following draws must have a sequential Draw ID.", "version": 1 }, "storageLayout": { "storage": [ { "astId": 4754, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "_owner", "offset": 0, "slot": "0", "type": "t_address" }, { "astId": 4756, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "_pendingOwner", "offset": 0, "slot": "1", "type": "t_address" }, { "astId": 4652, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "_manager", "offset": 0, "slot": "2", "type": "t_address" }, { "astId": 6042, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "drawRingBuffer", "offset": 0, "slot": "3", "type": "t_array(t_struct(Draw)9822_storage)256_storage" }, { "astId": 6046, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "bufferMetadata", "offset": 0, "slot": "515", "type": "t_struct(Buffer)10954_storage" } ], "types": { "t_address": { "encoding": "inplace", "label": "address", "numberOfBytes": "20" }, "t_array(t_struct(Draw)9822_storage)256_storage": { "base": "t_struct(Draw)9822_storage", "encoding": "inplace", "label": "struct IDrawBeacon.Draw[256]", "numberOfBytes": "16384" }, "t_struct(Buffer)10954_storage": { "encoding": "inplace", "label": "struct DrawRingBufferLib.Buffer", "members": [ { "astId": 10949, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "lastDrawId", "offset": 0, "slot": "0", "type": "t_uint32" }, { "astId": 10951, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "nextIndex", "offset": 4, "slot": "0", "type": "t_uint32" }, { "astId": 10953, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "cardinality", "offset": 8, "slot": "0", "type": "t_uint32" } ], "numberOfBytes": "32" }, "t_struct(Draw)9822_storage": { "encoding": "inplace", "label": "struct IDrawBeacon.Draw", "members": [ { "astId": 9813, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "winningRandomNumber", "offset": 0, "slot": "0", "type": "t_uint256" }, { "astId": 9815, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "drawId", "offset": 0, "slot": "1", "type": "t_uint32" }, { "astId": 9817, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "timestamp", "offset": 4, "slot": "1", "type": "t_uint64" }, { "astId": 9819, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "beaconPeriodStartedAt", "offset": 12, "slot": "1", "type": "t_uint64" }, { "astId": 9821, "contract": "@pooltogether/v4-core/contracts/DrawBuffer.sol:DrawBuffer", "label": "beaconPeriodSeconds", "offset": 20, "slot": "1", "type": "t_uint32" } ], "numberOfBytes": "64" }, "t_uint256": { "encoding": "inplace", "label": "uint256", "numberOfBytes": "32" }, "t_uint32": { "encoding": "inplace", "label": "uint32", "numberOfBytes": "4" }, "t_uint64": { "encoding": "inplace", "label": "uint64", "numberOfBytes": "8" } } } }