Feature Tip: Add private address tag to any address under My Name Tag !
More Info
Private Name Tags
ContractCreator
Latest 25 from a total of 713 transactions
Transaction Hash |
Method
|
Block
|
From
|
To
|
|||||
---|---|---|---|---|---|---|---|---|---|
Rescue | 16809571 | 551 days ago | IN | 0 ETH | 0.01306142 | ||||
Rescue | 16304588 | 622 days ago | IN | 0 ETH | 0.00342989 | ||||
Rescue | 16220307 | 634 days ago | IN | 0 ETH | 0.00272289 | ||||
Rescue | 15766513 | 697 days ago | IN | 0 ETH | 0.00134166 | ||||
Rescue | 15766445 | 697 days ago | IN | 0 ETH | 0.00131605 | ||||
Rescue | 15766401 | 697 days ago | IN | 0 ETH | 0.00529069 | ||||
Rescue | 15766365 | 697 days ago | IN | 0 ETH | 0.0006603 | ||||
Rescue | 15766362 | 697 days ago | IN | 0 ETH | 0.00048773 | ||||
Rescue | 15766357 | 697 days ago | IN | 0 ETH | 0.00049945 | ||||
Rescue | 15766307 | 697 days ago | IN | 0 ETH | 0.00065214 | ||||
Rescue | 15766290 | 697 days ago | IN | 0 ETH | 0.00042558 | ||||
Rescue | 15766255 | 697 days ago | IN | 0 ETH | 0.00045389 | ||||
Rescue | 15079244 | 802 days ago | IN | 0 ETH | 0.01128411 | ||||
Rescue | 14977028 | 819 days ago | IN | 0 ETH | 0.00579412 | ||||
Rescue | 14977021 | 819 days ago | IN | 0 ETH | 0.00594771 | ||||
Claim Many From ... | 14913275 | 830 days ago | IN | 0 ETH | 0.00066227 | ||||
Set Rescue Enabl... | 14886081 | 835 days ago | IN | 0 ETH | 0.00597455 | ||||
Claim Many From ... | 14858244 | 839 days ago | IN | 0 ETH | 0.00033595 | ||||
Set Paused | 14855150 | 840 days ago | IN | 0 ETH | 0.00111049 | ||||
Claim Many From ... | 14854600 | 840 days ago | IN | 0 ETH | 0.00607051 | ||||
Claim Many From ... | 14854511 | 840 days ago | IN | 0 ETH | 0.00459504 | ||||
Claim Many From ... | 14854468 | 840 days ago | IN | 0 ETH | 0.00382144 | ||||
Claim Many From ... | 14854459 | 840 days ago | IN | 0 ETH | 0.00370286 | ||||
Claim Many From ... | 14854446 | 840 days ago | IN | 0 ETH | 0.00382458 | ||||
Claim Many From ... | 14854431 | 840 days ago | IN | 0 ETH | 0.00389728 |
View more zero value Internal Transactions in Advanced View mode
Advanced mode:
Loading...
Loading
Contract Name:
ProtectedIsland
Compiler Version
v0.8.7+commit.e28d00a7
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; import "./interface/IERC721Receiver.sol"; import "./utils/Pausable.sol"; import "./Goat.sol"; import "./EGG.sol"; contract ProtectedIsland is Ownable, IERC721Receiver, Pausable { // maximum fertility score for a Goat uint8 public constant MAX_FERTILITY = 4; // struct to store a stake's token, owner, and earning values struct Stake { uint16 tokenId; uint80 value; address owner; } struct Information { uint256[] stakedTokens; } event TokenStaked(address owner, uint256 tokenId, uint256 value); event TortoiseClaimed(uint256 tokenId, uint256 earned, uint256 expected, bool unstaked); event GoatClaimed(uint256 tokenId, uint256 earned, uint256 expected, bool unstaked); // reference to the Goat NFT contract Goat goat; // reference to the $EGG contract for minting $EGG earnings EGG egg; // maps address for token id's per user mapping(address => Information) user; // maps tokenId to stake mapping(uint256 => Stake) public protectedIsland; // maps fertility to all Goat stakes with that fertility mapping(uint256 => Stake[]) public pack; // tracks location of each Goat in Pack mapping(uint256 => uint256) public packIndices; // total fertility scores staked uint256 public totalFertilityStaked = 0; // any rewards distributed when no goats are staked uint256 public unaccountedRewards = 0; // amount of $EGG due for each fertility point staked uint256 public eggPerFertility = 0; // amount of $EGG being claimed uint256 public eggClaimed = 0; // Tortoise earn 10000 $EGG per day uint256 public constant DAILY_EGG_RATE = 10000 ether; // Tortoise must have 2 days worth of $EGG to unstake or else it's too cold uint256 public MINIMUM_TO_EXIT = 2 days; // goats take a 20% tax on all $EGG claimed uint256 public constant EGG_CLAIM_TAX_PERCENTAGE = 20; // there will only ever be (roughly) 2.4 billion $EGG earned through staking uint256 public constant MAXIMUM_GLOBAL_EGG = 2400000000 ether; // amount of $EGG earned so far uint256 public totalEggEarned; // number of Tortoise staked in the ProtectedIsland uint256 public totalTortoiseStaked; // number of Goat staked in the ProtectedIsland uint256 public totalGoatStaked; // the last time $EGG was claimed uint256 public lastClaimTimestamp; // emergency rescue to allow unstaking without any checks but without $EGG bool public rescueEnabled = false; /** * @param _goat reference to the Goat NFT contract * @param _egg reference to the $EGG token */ constructor(address _goat, address _egg) { goat = Goat(_goat); egg = EGG(_egg); } /** STAKING */ /** * adds Tortoise and Goats to the ProtectedIsland and Pack * @param account the address of the staker * @param tokenIds the IDs of the Tortoise and Goats to stake */ function addManyToProtectedIslandAndPack(address account, uint16[] calldata tokenIds) external { require(account == _msgSender() || _msgSender() == address(goat), "DONT GIVE YOUR TOKENS AWAY"); for (uint i = 0; i < tokenIds.length; i++) { if (_msgSender() != address(goat)) { // dont do this step if its a mint + stake require(goat.ownerOf(tokenIds[i]) == _msgSender(), "AINT YO TOKEN"); goat.transferFrom(_msgSender(), address(this), tokenIds[i]); } else if (tokenIds[i] == 0) { continue; // there may be gaps in the array for stolen tokens } if (isTortoise(tokenIds[i])) _addTortoiseToProtectedIsland(account, tokenIds[i]); else _addGoatToPack(account, tokenIds[i]); } } /** * adds a single Tortoise to the ProtectedIsland * @param account the address of the staker * @param tokenId the ID of the Tortoise to add to the ProtectedIsland */ function _addTortoiseToProtectedIsland(address account, uint256 tokenId) internal whenNotPaused _updateEarnings { protectedIsland[tokenId] = Stake({ owner: account, tokenId: uint16(tokenId), value: uint80(block.timestamp) }); totalTortoiseStaked += 1; // add token id to user wallet user[account].stakedTokens.push(tokenId); emit TokenStaked(account, tokenId, block.timestamp); } /** * adds a single Goat to the Pack * @param account the address of the staker * @param tokenId the ID of the Goat to add to the Pack */ function _addGoatToPack(address account, uint256 tokenId) internal { uint256 fertility = _fertilityForGoat(tokenId); totalFertilityStaked += fertility; // Portion of earnings ranges from 8 to 5 packIndices[tokenId] = pack[fertility].length; // Store the location of the Goat in the Pack pack[fertility].push(Stake({ owner: account, tokenId: uint16(tokenId), value: uint80(eggPerFertility) })); // Add the Goat to the Pack totalGoatStaked += 1; // add token id to user wallet user[account].stakedTokens.push(tokenId); emit TokenStaked(account, tokenId, eggPerFertility); } /** CLAIMING / UNSTAKING */ /** * realize $EGG earnings and optionally unstake tokens from the ProtectedIsland / Pack * to unstake a Tortoise it will require it has 2 days worth of $EGG unclaimed * @param tokenIds the IDs of the tokens to claim earnings from * @param unstake whether or not to unstake ALL of the tokens listed in tokenIds */ function claimManyFromProtectedIslandAndPack(uint16[] calldata tokenIds, bool unstake) external whenNotPaused _updateEarnings { require(tx.origin == _msgSender(), "Only EOA"); uint256 owed = 0; for (uint i = 0; i < tokenIds.length; i++) { if (isTortoise(tokenIds[i])) owed += _claimTortoiseFromProtectedIsland(tokenIds[i], unstake); else owed += _claimGoatFromPack(tokenIds[i], unstake); } if (owed == 0) return; egg.mint(_msgSender(), owed); } /** * realize $EGG earnings for a single Tortoise and optionally unstake it * if not unstaking, pay a 20% tax to the staked Goats * if unstaking, there is a 50% chance all $EGG is stolen * @param tokenId the ID of the Tortoise to claim earnings from * @param unstake whether or not to unstake the Tortoise * @return owed - the amount of $EGG earned */ function _claimTortoiseFromProtectedIsland(uint256 tokenId, bool unstake) internal returns (uint256 owed) { Stake memory stake = protectedIsland[tokenId]; require(stake.owner == _msgSender(), "SWIPER, NO SWIPING"); require(!(unstake && block.timestamp - stake.value < MINIMUM_TO_EXIT), "GONNA BE COLD WITHOUT TWO DAY'S EGG"); if (totalEggEarned < MAXIMUM_GLOBAL_EGG) { owed = (block.timestamp - stake.value) * DAILY_EGG_RATE / 1 days; } else if (stake.value > lastClaimTimestamp) { owed = 0; // $EGG production stopped already } else { owed = (lastClaimTimestamp - stake.value) * DAILY_EGG_RATE / 1 days; // stop earning additional $EGG if it's all been earned } uint256 expected = owed; if (unstake) { if (random(tokenId) & 1 == 1) { // 50% chance of all $EGG stolen _payGoatTax(owed); owed = 0; } goat.safeTransferFrom(address(this), _msgSender(), tokenId, ""); // send back Tortoise delete protectedIsland[tokenId]; totalTortoiseStaked -= 1; deleteStakedToken(_msgSender(), tokenId); } else { _payGoatTax(owed * EGG_CLAIM_TAX_PERCENTAGE / 100); // percentage tax to staked goats owed = owed * (100 - EGG_CLAIM_TAX_PERCENTAGE) / 100; // remainder goes to Tortoise owner protectedIsland[tokenId] = Stake({ owner: _msgSender(), tokenId: uint16(tokenId), value: uint80(block.timestamp) }); // reset stake } eggClaimed += owed; emit TortoiseClaimed(tokenId, owed, expected, unstake); } /** * realize $EGG earnings for a single Goat and optionally unstake it * Goats earn $EGG proportional to their Fertility rank * @param tokenId the ID of the Goat to claim earnings from * @param unstake whether or not to unstake the Goat * @return owed - the amount of $EGG earned */ function _claimGoatFromPack(uint256 tokenId, bool unstake) internal returns (uint256 owed) { require(goat.ownerOf(tokenId) == address(this), "AINT A PART OF THE PACK"); uint256 fertility = _fertilityForGoat(tokenId); Stake memory stake = pack[fertility][packIndices[tokenId]]; require(stake.owner == _msgSender(), "SWIPER, NO SWIPING"); owed = (fertility) * (eggPerFertility - stake.value); // Calculate portion of tokens based on Fertility uint256 expected = owed; if (unstake) { totalFertilityStaked -= fertility; // Remove Fertility from total staked goat.safeTransferFrom(address(this), _msgSender(), tokenId, ""); // Send back Goat Stake memory lastStake = pack[fertility][pack[fertility].length - 1]; pack[fertility][packIndices[tokenId]] = lastStake; // Shuffle last Goat to current position packIndices[lastStake.tokenId] = packIndices[tokenId]; pack[fertility].pop(); // Remove duplicate delete packIndices[tokenId]; // Delete old mapping totalGoatStaked -= 1; // removes token id from array deleteStakedToken(_msgSender(), tokenId); } else { pack[fertility][packIndices[tokenId]] = Stake({ owner: _msgSender(), tokenId: uint16(tokenId), value: uint80(eggPerFertility) }); // reset stake } eggClaimed += owed; emit GoatClaimed(tokenId, owed, expected, unstake); } /** * emergency unstake tokens * @param tokenIds the IDs of the tokens to claim earnings from */ function rescue(uint256[] calldata tokenIds) external { require(rescueEnabled, "RESCUE DISABLED"); uint256 tokenId; Stake memory stake; Stake memory lastStake; uint256 fertility; for (uint i = 0; i < tokenIds.length; i++) { tokenId = tokenIds[i]; if (isTortoise(tokenId)) { stake = protectedIsland[tokenId]; require(stake.owner == _msgSender(), "SWIPER, NO SWIPING"); goat.safeTransferFrom(address(this), _msgSender(), tokenId, ""); // send back Tortoise delete protectedIsland[tokenId]; totalTortoiseStaked -= 1; emit TortoiseClaimed(tokenId, 0, 0, true); } else { fertility = _fertilityForGoat(tokenId); stake = pack[fertility][packIndices[tokenId]]; require(stake.owner == _msgSender(), "SWIPER, NO SWIPING"); totalFertilityStaked -= fertility; // Remove Fertility from total staked goat.safeTransferFrom(address(this), _msgSender(), tokenId, ""); // Send back Goat lastStake = pack[fertility][pack[fertility].length - 1]; pack[fertility][packIndices[tokenId]] = lastStake; // Shuffle last Goat to current position packIndices[lastStake.tokenId] = packIndices[tokenId]; pack[fertility].pop(); // Remove duplicate delete packIndices[tokenId]; // Delete old mapping totalGoatStaked -= 1; emit GoatClaimed(tokenId, 0, 0, true); } // removes token id from array deleteStakedToken(_msgSender(), tokenId); } } /** ACCOUNTING */ /** * returns all the staked token id's for a specifik _wallet * @param _wallet users wallet address */ function getStakedTokens(address _wallet) external view returns (uint256 [] memory) { return user[_wallet].stakedTokens; } /** * add $EGG to claimable pot for the Pack * @param amount $EGG to add to the pot */ function _payGoatTax(uint256 amount) internal { if (totalFertilityStaked == 0) { // if there's no staked goats unaccountedRewards += amount; // keep track of $EGG due to goats return; } // makes sure to include any unaccounted $EGG eggPerFertility += (amount + unaccountedRewards) / totalFertilityStaked; unaccountedRewards = 0; } /** * tracks $EGG earnings to ensure it stops once 2.4 billion is eclipsed */ modifier _updateEarnings() { if (totalEggEarned < MAXIMUM_GLOBAL_EGG) { totalEggEarned += (block.timestamp - lastClaimTimestamp) * totalTortoiseStaked * DAILY_EGG_RATE / 1 days; lastClaimTimestamp = block.timestamp; } _; } /** * Deletes the token id based on the index value of the struct array */ function deleteStakedTokenFromUserByIndex(uint _index) internal returns(bool) { for (uint i = _index; i < user[_msgSender()].stakedTokens.length - 1; i++) { user[_msgSender()].stakedTokens[i] = user[_msgSender()].stakedTokens[i + 1]; } user[_msgSender()].stakedTokens.pop(); return true; } /** * Deletes the token id based on the index value of the struct array */ function deleteStakedToken(address _user, uint256 _tokenId) internal { for (uint256 index = 0; index < user[_user].stakedTokens.length; index++) { if(user[_user].stakedTokens[index] == _tokenId) { deleteStakedTokenFromUserByIndex(index); } } } /** ADMIN */ /** * allows owner to enable "rescue mode" * simplifies accounting, prioritizes tokens out in emergency */ function setRescueEnabled(bool _enabled) external onlyOwner { rescueEnabled = _enabled; } /** * enables owner to pause / unpause minting */ function setPaused(bool _paused) external onlyOwner { if (_paused) _pause(); else _unpause(); } /** * @param _minimumTimeToExit the amount for exiting the stake */ function setMinimumTimeToExit(uint256 _minimumTimeToExit) external onlyOwner { MINIMUM_TO_EXIT = _minimumTimeToExit; } /** READ ONLY */ /** * checks if a token is a Tortoise * @param tokenId the ID of the token to check * @return Tortoise - whether or not a token is a Tortoise */ function isTortoise(uint256 tokenId) public view returns (bool Tortoise) { (Tortoise, , , , , , , , , , ) = goat.tokenTraits(tokenId); } /** * gets the fertility score for a Goat * @param tokenId the ID of the Goat to get the fertility score for * @return the fertility score of the Goat (5-8) */ function _fertilityForGoat(uint256 tokenId) internal view returns (uint8) { ( , , , , , , , , , , uint8 fertilityIndex) = goat.tokenTraits(tokenId); return MAX_FERTILITY - fertilityIndex; // fertility index is 0-3 } /** * chooses a random Goat thief when a newly minted token is stolen * @param seed a random value to choose a Goat from * @return the owner of the randomly selected Goat thief */ function randomGoatOwner(uint256 seed) external view returns (address) { if (totalFertilityStaked == 0) return address(0x0); uint256 bucket = (seed & 0xFFFFFFFF) % totalFertilityStaked; // choose a value from 0 to total fertility staked uint256 cumulative; seed >>= 32; // loop through each bucket of Goats with the same fertility score for (uint i = MAX_FERTILITY - 3; i <= MAX_FERTILITY; i++) { cumulative += pack[i].length * i; // if the value is not inside of that bucket, keep going if (bucket >= cumulative) continue; // get the address of a random Goat with that fertility score return pack[i][seed % pack[i].length].owner; } return address(0x0); } /** * generates a pseudorandom number * @param seed a value ensure different outcomes for different sources in the same block * @return a pseudorandom value */ function random(uint256 seed) internal view returns (uint256) { return uint256(keccak256(abi.encodePacked( tx.origin, blockhash(block.number - 1), block.timestamp, seed ))); } function onERC721Received( address, address from, uint256, bytes calldata ) external pure override returns (bytes4) { require(from == address(0x0), "Cannot send tokens to ProtectedIsland directly"); return IERC721Receiver.onERC721Received.selector; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @title ERC721 token receiver interface * @dev Interface for any contract that wants to support safeTransfers * from ERC721 asset contracts. */ interface IERC721Receiver { /** * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom} * by `operator` from `from`, this function is called. * * It must return its Solidity selector to confirm the token transfer. * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted. * * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`. */ function onERC721Received( address operator, address from, uint256 tokenId, bytes calldata data ) external returns (bytes4); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./Context.sol"; /** * @dev Contract module which allows children to implement an emergency stop * mechanism that can be triggered by an authorized account. * * This module is used through inheritance. It will make available the * modifiers `whenNotPaused` and `whenPaused`, which can be applied to * the functions of your contract. Note that they will not be pausable by * simply including this module, only once the modifiers are put in place. */ abstract contract Pausable is Context { /** * @dev Emitted when the pause is triggered by `account`. */ event Paused(address account); /** * @dev Emitted when the pause is lifted by `account`. */ event Unpaused(address account); bool private _paused; /** * @dev Initializes the contract in unpaused state. */ constructor() { _paused = false; } /** * @dev Returns true if the contract is paused, and false otherwise. */ function paused() public view virtual returns (bool) { return _paused; } /** * @dev Modifier to make a function callable only when the contract is not paused. * * Requirements: * * - The contract must not be paused. */ modifier whenNotPaused() { require(!paused(), "Pausable: paused"); _; } /** * @dev Modifier to make a function callable only when the contract is paused. * * Requirements: * * - The contract must be paused. */ modifier whenPaused() { require(paused(), "Pausable: not paused"); _; } /** * @dev Triggers stopped state. * * Requirements: * * - The contract must not be paused. */ function _pause() internal virtual whenNotPaused { _paused = true; emit Paused(_msgSender()); } /** * @dev Returns to normal state. * * Requirements: * * - The contract must be paused. */ function _unpause() internal virtual whenPaused { _paused = false; emit Unpaused(_msgSender()); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./interface/IGoat.sol"; import "./interface/IBarn.sol"; import "./interface/ITraits.sol"; import "./utils/Ownable.sol"; import "./utils/Pausable.sol"; import "./utils/ECDSA.sol"; import "./token/ERC721Enumerable.sol"; import "./EGG.sol"; contract Goat is IGoat, ERC721Enumerable, Ownable, Pausable { using ECDSA for bytes32; struct LastWrite { uint64 time; uint64 blockNum; } struct Whitelist { uint hasMinted; } event TortoiseStolen(address owner, uint256 tokenId, uint256 value); event GoatStolen(address owner, uint256 tokenId, uint256 value); uint256 public totalTortoiseMinted; uint256 public totalGoatMinted; uint256 public totalTortoiseStolen; uint256 public totalGoatStolen; // mint price uint256 public MINT_PRICE = .042069 ether; // max number of tokens that can be minted - 50000 in production uint256 public MAX_TOKENS; // number of tokens that can be claimed for free - 20% of MAX_TOKENS uint256 public PAID_TOKENS; // number of tokens have been minted so far uint16 public minted; // list of probabilities for each trait type // 0 - 9 are associated with Tortoise, 10 - 18 are associated with Goats uint8[][20] public rarities; // list of aliases for Walker's Alias algorithm // 0 - 9 are associated with Tortoise, 10 - 18 are associated with Goats uint8[][20] public aliases; // mapping from tokenId to a struct containing the token's traits mapping(uint256 => GoatTortoise) public tokenTraits; // mapping from hashed(tokenTrait) to the tokenId it's associated with // used to ensure there are no duplicates mapping(uint256 => uint256) public existingCombinations; // Tracks the last block and timestamp that a caller has written to state. // Disallow some access to functions if they occur while a change is being written. mapping(address => LastWrite) private lastWrite; // address => User mapping(address => Whitelist) public whitelist; // address => allowedToCallFunctions mapping(address => bool) private admins; // reference to the ProtectedIsland for choosing random Goat thieves IProtectedIsland public protectedIsland; // reference to $EGG for burning on mint EGG public egg; // reference to Traits ITraits public traits; // boolean => checks if the earlyAccessMintSale is open or closed bool public earlyAccessMintSale = false; // boolean => checks if the publicMintSale is open or closed bool public publicMintSale = false; // bytes32 -> DomainSeparator bytes32 public DOMAIN_SEPARATOR; // bytes32 -> PRESALE_TYPEHASH bytes32 public constant PRESALE_TYPEHASH = keccak256("EarlyAccess(address buyer,uint256 maxCount)"); // address -> whitelist signer address public whitelistSigner; // address -> old goat contract to interact with IERC721 public oldGoatContract; /** * instantiates contract and rarity tables */ constructor(address _egg, address _traits, uint256 _maxTokens, address _whitelistSigner, IERC721 _oldGoatContract) ERC721("Enchanted Game", 'EGAME') { egg = EGG(_egg); traits = ITraits(_traits); MAX_TOKENS = _maxTokens; PAID_TOKENS = _maxTokens / 5; whitelistSigner = _whitelistSigner; oldGoatContract = _oldGoatContract; // I know this looks weird but it saves users gas by making lookup O(1) // A.J. Walker's Alias Algorithm // Goat // Fur rarities[0] = [128, 77, 77, 128, 153, 128, 128, 128, 128, 128, 230, 255, 230, 230, 255, 77, 153, 153, 204, 128]; aliases[0] = [14, 0, 10, 10, 10, 10, 11, 11, 11, 11, 14, 11, 14, 14, 14, 12, 12, 13, 13, 13]; // Skin rarities[1] = [255]; aliases[1] = [0]; // Ears rarities[2] = [216, 230, 230, 207, 172, 46, 255, 172, 92]; aliases[2] = [6, 0, 0, 0, 0, 0, 6, 0, 6]; // Eyes rarities[3] = [255, 128, 255, 191, 255, 128, 191, 255, 128, 128]; aliases[3] = [0, 0, 2, 0, 4, 0, 0, 7, 0, 7]; // shell rarities[4] = [255]; aliases[4] = [0]; // face rarities[5] = [255]; aliases[5] = [0]; // neck rarities[6] = [179, 217, 140, 204, 77, 191, 128, 255, 115, 153]; aliases[6] = [7, 0, 0, 7, 0, 3, 3, 7, 3, 3]; // feet rarities[7] = [255, 255, 255, 255, 191, 255, 128, 128, 64, 64]; aliases[7] = [0, 1, 2, 3, 5, 5, 0, 4, 4, 5]; // fertilityIndex rarities[8] = [102, 204, 153, 255]; aliases[8] = [2, 3, 3, 3]; // Accessory rarities[9] = [255]; aliases[9] = [0]; // Tortoise // Fur rarities[10] = [255]; aliases[10] = [0]; // Skin rarities[11] = [227, 227, 255, 255, 255, 170, 170, 227, 255, 227, 227, 227, 198, 198, 198, 227, 255, 198, 198, 142]; aliases[11] = [8, 0, 2, 3, 4, 0, 12, 0, 8, 0, 0, 0, 15, 0, 0, 16, 16, 0, 0, 6]; // Ears rarities[12] = [255]; aliases[12] = [0]; // Eyes rarities[13] = [255]; aliases[13] = [0]; // shell rarities[14] = [255, 113, 57, 255, 142, 227, 227, 113, 57, 28, 227, 142, 170, 255, 113, 113, 170, 255, 142, 227]; aliases[14] = [0, 12, 13, 3, 16, 17, 0, 1, 1, 2, 3, 3, 17, 13, 3, 4, 17, 17, 5, 12]; // face rarities[15] = [99, 241, 71, 71, 255, 170, 142, 142, 255, 255]; aliases[15] = [9, 9, 0, 1, 4, 4, 4, 4, 8, 9]; // neck rarities[16] = [255]; aliases[16] = [0]; // feet rarities[17] = [227, 170, 255, 142, 142, 198, 227, 255, 142, 142]; aliases[17] = [2, 5, 2, 0, 0, 6, 7, 7, 0, 1]; // fertilityIndex rarities[18] = [57, 170, 142, 255]; aliases[18] = [2, 3, 3, 3]; // Accessory rarities[19] = [198, 227, 255, 227, 255, 255, 227, 255, 255, 198]; aliases[19] = [1, 4, 2, 5, 4, 5, 2, 7, 8, 3]; // Early Access stuff uint256 chainId; assembly { chainId := chainid() } DOMAIN_SEPARATOR = keccak256( abi.encode( keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"), keccak256(bytes("ECC")), keccak256(bytes("1")), chainId, address(this) ) ); } /** CRITICAL TO SETUP / MODIFIERS */ modifier disallowIfStateIsChanging() { // frens can always call whenever they want :) require(admins[_msgSender()] || lastWrite[tx.origin].blockNum < block.number, "hmmmm what doing?"); _; } /** * Mint */ function _mint(uint256 amount, bool stake) internal { require(tx.origin == _msgSender(), "Only EOA"); require(minted + amount <= MAX_TOKENS, "All tokens minted"); require(amount > 0 && amount <= 10, "Invalid mint amount"); if (minted < PAID_TOKENS) { require(minted + amount <= PAID_TOKENS, "All tokens on-sale already sold"); require(amount * MINT_PRICE == msg.value, "Invalid payment amount"); } else { require(msg.value == 0); } uint256 totalEggCost = 0; uint16[] memory tokenIds = stake ? new uint16[](amount) : new uint16[](0); uint256 seed; for (uint i = 0; i < amount; i++) { minted++; seed = random(minted, lastWrite[tx.origin].time, lastWrite[tx.origin].blockNum); generate(minted, seed, lastWrite[tx.origin]); address recipient = selectRecipient(seed); if (!stake || recipient != _msgSender()) { _safeMint(recipient, minted); // check if the recipient is the sender if (recipient != _msgSender()) { // token is stolen! if (tokenTraits[minted].isTortoise) { totalTortoiseStolen += 1; emit TortoiseStolen(_msgSender(), minted, block.timestamp); } else { totalGoatStolen += 1; emit GoatStolen(_msgSender(), minted, block.timestamp); } } } else { _safeMint(address(protectedIsland), minted); tokenIds[i] = minted; } // check token traits for tortoise or goat and increase mint amount totalEggCost += mintCost(minted); } if (totalEggCost > 0) egg.burn(_msgSender(), totalEggCost); if (stake) protectedIsland.addManyToProtectedIslandAndPack(_msgSender(), tokenIds); // update lastWrite for sender updateOriginAccess(); } /** * mint a token - 90% Tortoise, 10% Goats * The first 20% are free to claim, the remaining cost $EGG */ function publicMint(uint256 _amount, bool _stake) external payable whenNotPaused { require(publicMintSale, "Public sale is not active"); _mint(_amount, _stake); } /** * mint a token - 90% Tortoise, 10% Goats * The first 20% are free to claim, the remaining cost $EGG */ function earlyAccessMint(uint256 _amount, uint256 maxCount, bytes memory signature, bool _stake) external payable whenNotPaused { require(earlyAccessMintSale, "Early access is not active"); // Verify EIP-712 signature bytes32 digest = keccak256(abi.encodePacked("\x19\x01", DOMAIN_SEPARATOR, keccak256(abi.encode(PRESALE_TYPEHASH, msg.sender, maxCount)))); address recoveredAddress = digest.recover(signature); // Is the signature the same as the whitelist signer if yes? your able to mint. require(recoveredAddress != address(0) && recoveredAddress == address(whitelistSigner), "Invalid signature"); require((whitelist[msg.sender].hasMinted + _amount) <= maxCount, "Early Access max count exceeded"); whitelist[msg.sender].hasMinted += _amount; _mint(_amount, _stake); } function swapTokens(uint[] memory _tokenIds) external whenNotPaused { uint256 amount = _tokenIds.length; uint256 oldBalance = oldGoatContract.balanceOf(_msgSender()); require(tx.origin == _msgSender(), "Only EOA"); require(minted + amount <= MAX_TOKENS, "All tokens minted"); // Does the user have enough balance to make the swap work. require(oldBalance > 0, "You don't own any of the old tokens"); // Does the user approved for all. require(oldGoatContract.isApprovedForAll(_msgSender(), address(this)), 'Not approved for all'); uint256 seed; for (uint i = 0; i < amount; i++) { // Does the user own the given tokens? require(oldGoatContract.ownerOf(_tokenIds[i]) == _msgSender(), "hmmm not your tokens?"); oldGoatContract.safeTransferFrom(_msgSender(), address(0xdead), _tokenIds[i]); minted++; seed = random(minted, lastWrite[tx.origin].time, lastWrite[tx.origin].blockNum); generate(minted, seed, lastWrite[tx.origin]); _safeMint(_msgSender(), minted); } // update lastWrite for sender updateOriginAccess(); } /** * the first 20% are paid in ETH * the next 20% are 20000 $EGG * the next 40% are 40000 $EGG * the final 20% are 80000 $EGG * @param tokenId the ID to check the cost of to mint * @return the cost of the given token ID */ function mintCost(uint256 tokenId) public view returns (uint256) { if (tokenId <= PAID_TOKENS) return 0; if (tokenId <= MAX_TOKENS * 2 / 5) return 20000 ether; if (tokenId <= MAX_TOKENS * 4 / 5) return 40000 ether; return 80000 ether; } /** * Updates `lastWrite` */ function updateOriginAccess() internal { lastWrite[tx.origin].blockNum = uint64(block.number); lastWrite[tx.origin].time = uint64(block.number); } function transferFrom( address from, address to, uint256 tokenId ) public virtual override { // Hardcode the ProtectedIsland's approval so that users don't have to waste gas approving if (_msgSender() != address(protectedIsland)) require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _transfer(from, to, tokenId); } /** INTERNAL */ /** * generates traits for a specific token, checking to make sure it's unique * @param tokenId the id of the token to generate traits for * @param seed a pseudorandom 256 bit number to derive traits from * @return t - a struct of traits for the given token ID */ function generate(uint256 tokenId, uint256 seed, LastWrite memory lw) internal returns (GoatTortoise memory t) { t = selectTraits(seed); if (existingCombinations[structToHash(t)] == 0) { tokenTraits[tokenId] = t; existingCombinations[structToHash(t)] = tokenId; if (t.isTortoise) { totalTortoiseMinted += 1; } else { totalGoatMinted += 1; } return t; } return generate(tokenId, random(seed, lw.time, lw.blockNum), lw); } /** * uses A.J. Walker's Alias algorithm for O(1) rarity table lookup * ensuring O(1) instead of O(n) reduces mint cost by more than 50% * probability & alias tables are generated off-chain beforehand * @param seed portion of the 256 bit seed to remove trait correlation * @param traitType the trait type to select a trait for * @return the ID of the randomly selected trait */ function selectTrait(uint16 seed, uint8 traitType) internal view returns (uint8) { uint8 trait = uint8(seed) % uint8(rarities[traitType].length); if (seed >> 8 < rarities[traitType][trait]) return trait; return aliases[traitType][trait]; } /** * the first 20% (ETH purchases) go to the minter * the remaining 80% have a 10% chance to be given to a random staked Goat * @param seed a random value to select a recipient from * @return the address of the recipient (either the minter or the Goat thief's owner) */ function selectRecipient(uint256 seed) internal view returns (address) { if (minted <= PAID_TOKENS || ((seed >> 245) % 10) != 0) return _msgSender(); // top 10 bits haven't been used address thief = protectedIsland.randomGoatOwner(seed >> 144); // 144 bits reserved for trait selection if (thief == address(0x0)) return _msgSender(); return thief; } /** * selects the species and all of its traits based on the seed value * @param seed a pseudorandom 256 bit number to derive traits from * @return t - a struct of randomly selected traits */ function selectTraits(uint256 seed) internal view returns (GoatTortoise memory t) { t.isTortoise = (seed & 0xFFFF) % 10 != 0; uint8 shift = t.isTortoise ? 10 : 0; seed >>= 16; t.fur = selectTrait(uint16(seed & 0xFFFF), 0 + shift); seed >>= 16; t.skin = selectTrait(uint16(seed & 0xFFFF), 1 + shift); seed >>= 16; t.ears = selectTrait(uint16(seed & 0xFFFF), 2 + shift); seed >>= 16; t.eyes = selectTrait(uint16(seed & 0xFFFF), 3 + shift); seed >>= 16; t.shell = selectTrait(uint16(seed & 0xFFFF), 4 + shift); seed >>= 16; t.face = selectTrait(uint16(seed & 0xFFFF), 5 + shift); seed >>= 16; t.neck = selectTrait(uint16(seed & 0xFFFF), 6 + shift); seed >>= 16; t.feet = selectTrait(uint16(seed & 0xFFFF), 7 + shift); seed >>= 16; t.fertilityIndex = selectTrait(uint16(seed & 0xFFFF), 8 + shift); seed >>= 16; t.accessory = selectTrait(uint16(seed & 0xFFFF), 9 + shift); } /** * converts a struct to a 256 bit hash to check for uniqueness * @param s the struct to pack into a hash * @return the 256 bit hash of the struct */ function structToHash(GoatTortoise memory s) internal pure returns (uint256) { return uint256(bytes32( abi.encodePacked( s.isTortoise, s.fur, s.skin, s.ears, s.eyes, s.shell, s.face, s.neck, s.feet, s.accessory, s.fertilityIndex ) )); } /** * generates a pseudorandom number for picking traits. Uses point in time randomization to prevent abuse. */ function random(uint256 seed, uint64 timestamp, uint64 blockNumber) internal view returns (uint256) { return uint256(keccak256(abi.encodePacked( tx.origin, blockhash(blockNumber > 1 ? blockNumber - 2 : blockNumber),// Different block than WnDGame to ensure if needing to re-randomize that it goes down a different path timestamp, seed ))); } function getTokenTraits(uint256 tokenId) external view override returns (GoatTortoise memory) { return tokenTraits[tokenId]; } function getPaidTokens() external view override returns (uint256) { return PAID_TOKENS; } /// @notice Returns a list of all Goat IDs assigned to an address. /// @param _owner The owner whose Goats we are interested in. /// @dev This method MUST NEVER be called by smart contract code. First, it's fairly /// expensive (it walks the entire Owner's array looking for Goat(s) & Tortoise(s) belonging to owner), /// but it also returns a dynamic array, which is only supported for web3 calls, and /// not contract-to-contract calls. function tokensOfOwner(address _owner) external view returns(uint256[] memory ownerTokens) { require(admins[_msgSender()] || lastWrite[_owner].blockNum < block.number, "hmmmm what doing?"); uint256 tokenCount = balanceOf(_owner); if (tokenCount == 0) { // Return an empty array return new uint256[](0); } else { uint256[] memory result = new uint256[](tokenCount); uint256 totalSupply = totalSupply(); uint256 resultIndex = 0; // We count on the fact that all goats have IDs starting at 1 and increasing // sequentially up to the totalGoats count. uint256 tokenId; for (tokenId = 1; tokenId <= totalSupply; tokenId++) { if (ownerOf(tokenId) == _owner) { result[resultIndex] = tokenId; resultIndex++; } } return result; } } /** * allows owner to withdraw funds from minting */ function withdraw() external onlyOwner { payable(owner()).transfer(address(this).balance); } /** * called after deployment so that the contract can get random Goat thieves * @param _protectedIsland the address of the ProtectedIsland */ function setProtectedIsland(address _protectedIsland) external onlyOwner { protectedIsland = IProtectedIsland(_protectedIsland); } /** * @param _oldGoatContract the address of the old goat contract */ function setOldGoatContract(IERC721 _oldGoatContract) external onlyOwner { oldGoatContract = _oldGoatContract; } /** * updates the number of tokens for sale */ function setPaidTokens(uint256 _paidTokens) external onlyOwner { PAID_TOKENS = _paidTokens; } /** * Updates the mint price */ function setMintPrice(uint256 _mintPriceInWei) external onlyOwner { MINT_PRICE = _mintPriceInWei; } /** * Updates the max tokens; */ function setMaxTokens(uint256 _maxTokens) external onlyOwner { MAX_TOKENS = _maxTokens; } /** * updates the sales of the earlyAccess and the public sale */ function setSales(bool _earlyAccessMintSale, bool _publicMintSale) external onlyOwner { earlyAccessMintSale = _earlyAccessMintSale; publicMintSale = _publicMintSale; } /** * updates the sales of the earlyAccess and the public sale */ function setWhitelistSigner(address _whitelistSigner) external onlyOwner { whitelistSigner = _whitelistSigner; } /** * enables owner to pause / unpause minting */ function setPaused(bool _paused) external onlyOwner { if (_paused) _pause(); else _unpause(); } function tokenURI(uint256 tokenId) public view override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); return traits.tokenURI(tokenId); } /** OVERRIDES FOR SAFETY */ function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override(ERC721Enumerable) disallowIfStateIsChanging returns (uint256) { // Y U checking on this address in the same block it's being modified... hmmmm require(admins[_msgSender()] || lastWrite[owner].blockNum < block.number, "hmmmm what doing?"); return super.tokenOfOwnerByIndex(owner, index); } function balanceOf(address owner) public view virtual override(ERC721) disallowIfStateIsChanging returns (uint256) { // Y U checking on this address in the same block it's being modified... hmmmm require(admins[_msgSender()] || lastWrite[owner].blockNum < block.number, "hmmmm what doing?"); return super.balanceOf(owner); } function ownerOf(uint256 tokenId) public view virtual override(ERC721) disallowIfStateIsChanging returns (address) { address addr = super.ownerOf(tokenId); // Y U checking on this address in the same block it's being modified... hmmmm require(admins[_msgSender()] || lastWrite[addr].blockNum < block.number, "hmmmm what doing?"); return addr; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./token/ERC20.sol"; import "./utils/Ownable.sol"; contract EGG is ERC20, Ownable { // a mapping from an address to whether or not it can mint / burn mapping(address => bool) controllers; constructor() ERC20("EGG", "EGG") { } /** * mints $EGG to a recipient * @param to the recipient of the $EGG * @param amount the amount of $EGG to mint */ function mint(address to, uint256 amount) external { require(controllers[msg.sender], "Only controllers can mint"); _mint(to, amount); } /** * burns $EGG from a holder * @param from the holder of the $EGG * @param amount the amount of $EGG to burn */ function burn(address from, uint256 amount) external { require(controllers[msg.sender], "Only controllers can burn"); _burn(from, amount); } /** * enables an address to mint / burn * @param controller the address to enable */ function addController(address controller) external onlyOwner { controllers[controller] = true; } /** * disables an address from minting / burning * @param controller the address to disbale */ function removeController(address controller) external onlyOwner { controllers[controller] = false; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } }
// SPDX-License-Identifier: MIT LICENSE pragma solidity ^0.8.0; interface IGoat { // struct to store each token's traits struct GoatTortoise { bool isTortoise; uint8 fur; uint8 skin; uint8 ears; uint8 eyes; uint8 shell; uint8 face; uint8 neck; uint8 feet; uint8 accessory; uint8 fertilityIndex; } function getPaidTokens() external view returns (uint256); function getTokenTraits(uint256 tokenId) external view returns (GoatTortoise memory); }
// SPDX-License-Identifier: MIT LICENSE pragma solidity ^0.8.0; interface IProtectedIsland { function addManyToProtectedIslandAndPack(address account, uint16[] calldata tokenIds) external; function randomGoatOwner(uint256 seed) external view returns (address); }
// SPDX-License-Identifier: MIT LICENSE pragma solidity ^0.8.0; interface ITraits { function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor() { _setOwner(_msgSender()); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev 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. */ function renounceOwnership() public virtual onlyOwner { _setOwner(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); _setOwner(newOwner); } function _setOwner(address newOwner) private { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../utils/Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } else if (error == RecoverError.InvalidSignatureV) { revert("ECDSA: invalid signature 'v' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { // Check the signature length // - case 65: r,s,v signature (standard) // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._ if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else if (signature.length == 64) { bytes32 r; bytes32 vs; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. assembly { r := mload(add(signature, 0x20)) vs := mload(add(signature, 0x40)) } return tryRecover(hash, r, vs); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s; uint8 v; assembly { s := and(vs, 0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff) v := add(shr(255, vs), 27) } return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } if (v != 27 && v != 28) { return (address(0), RecoverError.InvalidSignatureV); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../interface/IERC721Enumerable.sol"; import "./ERC721.sol"; /** * @dev This implements an optional extension of {ERC721} defined in the EIP that adds * enumerability of all the token ids in the contract as well as all token ids owned by each * account. */ abstract contract ERC721Enumerable is ERC721, IERC721Enumerable { // Mapping from owner to list of owned token IDs mapping(address => mapping(uint256 => uint256)) private _ownedTokens; // Mapping from token ID to index of the owner tokens list mapping(uint256 => uint256) private _ownedTokensIndex; // Array with all token ids, used for enumeration uint256[] private _allTokens; // Mapping from token id to position in the allTokens array mapping(uint256 => uint256) private _allTokensIndex; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) { return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}. */ function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) { require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds"); return _ownedTokens[owner][index]; } /** * @dev See {IERC721Enumerable-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _allTokens.length; } /** * @dev See {IERC721Enumerable-tokenByIndex}. */ function tokenByIndex(uint256 index) public view virtual override returns (uint256) { require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds"); return _allTokens[index]; } /** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, ``from``'s `tokenId` will be burned. * - `from` cannot be the zero address. * - `to` cannot be the zero address. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual override { super._beforeTokenTransfer(from, to, tokenId); if (from == address(0)) { _addTokenToAllTokensEnumeration(tokenId); } else if (from != to) { _removeTokenFromOwnerEnumeration(from, tokenId); } if (to == address(0)) { _removeTokenFromAllTokensEnumeration(tokenId); } else if (to != from) { _addTokenToOwnerEnumeration(to, tokenId); } } /** * @dev Private function to add a token to this extension's ownership-tracking data structures. * @param to address representing the new owner of the given token ID * @param tokenId uint256 ID of the token to be added to the tokens list of the given address */ function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private { uint256 length = ERC721.balanceOf(to); _ownedTokens[to][length] = tokenId; _ownedTokensIndex[tokenId] = length; } /** * @dev Private function to add a token to this extension's token tracking data structures. * @param tokenId uint256 ID of the token to be added to the tokens list */ function _addTokenToAllTokensEnumeration(uint256 tokenId) private { _allTokensIndex[tokenId] = _allTokens.length; _allTokens.push(tokenId); } /** * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for * gas optimizations e.g. when performing a transfer operation (avoiding double writes). * This has O(1) time complexity, but alters the order of the _ownedTokens array. * @param from address representing the previous owner of the given token ID * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address */ function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private { // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = ERC721.balanceOf(from) - 1; uint256 tokenIndex = _ownedTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary if (tokenIndex != lastTokenIndex) { uint256 lastTokenId = _ownedTokens[from][lastTokenIndex]; _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index } // This also deletes the contents at the last position of the array delete _ownedTokensIndex[tokenId]; delete _ownedTokens[from][lastTokenIndex]; } /** * @dev Private function to remove a token from this extension's token tracking data structures. * This has O(1) time complexity, but alters the order of the _allTokens array. * @param tokenId uint256 ID of the token to be removed from the tokens list */ function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private { // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and // then delete the last slot (swap and pop). uint256 lastTokenIndex = _allTokens.length - 1; uint256 tokenIndex = _allTokensIndex[tokenId]; // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding // an 'if' statement (like in _removeTokenFromOwnerEnumeration) uint256 lastTokenId = _allTokens[lastTokenIndex]; _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index // This also deletes the contents at the last position of the array delete _allTokensIndex[tokenId]; _allTokens.pop(); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev String operations. */ library Strings { bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef"; /** * @dev Converts a `uint256` to its ASCII `string` decimal representation. */ function toString(uint256 value) internal pure returns (string memory) { // Inspired by OraclizeAPI's implementation - MIT licence // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol if (value == 0) { return "0"; } uint256 temp = value; uint256 digits; while (temp != 0) { digits++; temp /= 10; } bytes memory buffer = new bytes(digits); while (value != 0) { digits -= 1; buffer[digits] = bytes1(uint8(48 + uint256(value % 10))); value /= 10; } return string(buffer); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation. */ function toHexString(uint256 value) internal pure returns (string memory) { if (value == 0) { return "0x00"; } uint256 temp = value; uint256 length = 0; while (temp != 0) { length++; temp >>= 8; } return toHexString(value, length); } /** * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length. */ function toHexString(uint256 value, uint256 length) internal pure returns (string memory) { bytes memory buffer = new bytes(2 * length + 2); buffer[0] = "0"; buffer[1] = "x"; for (uint256 i = 2 * length + 1; i > 1; --i) { buffer[i] = _HEX_SYMBOLS[value & 0xf]; value >>= 4; } require(value == 0, "Strings: hex length insufficient"); return string(buffer); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Enumerable is IERC721 { /** * @dev Returns the total amount of tokens stored by the contract. */ function totalSupply() external view returns (uint256); /** * @dev Returns a token ID owned by `owner` at a given `index` of its token list. * Use along with {balanceOf} to enumerate all of ``owner``'s tokens. */ function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId); /** * @dev Returns a token ID at a given `index` of all the tokens stored by the contract. * Use along with {totalSupply} to enumerate all tokens. */ function tokenByIndex(uint256 index) external view returns (uint256); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../interface/IERC721.sol"; import "../interface/IERC721Receiver.sol"; import "../interface/IERC721Metadata.sol"; import "../utils/Address.sol"; import "../utils/Context.sol"; import "../utils/Strings.sol"; import "./ERC165.sol"; /** * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including * the Metadata extension, but not including the Enumerable extension, which is available separately as * {ERC721Enumerable}. */ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata { using Address for address; using Strings for uint256; // Token name string private _name; // Token symbol string private _symbol; // Mapping from token ID to owner address mapping(uint256 => address) private _owners; // Mapping owner address to token count mapping(address => uint256) private _balances; // Mapping from token ID to approved address mapping(uint256 => address) private _tokenApprovals; // Mapping from owner to operator approvals mapping(address => mapping(address => bool)) private _operatorApprovals; /** * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) { return interfaceId == type(IERC721).interfaceId || interfaceId == type(IERC721Metadata).interfaceId || super.supportsInterface(interfaceId); } /** * @dev See {IERC721-balanceOf}. */ function balanceOf(address owner) public view virtual override returns (uint256) { require(owner != address(0), "ERC721: balance query for the zero address"); return _balances[owner]; } /** * @dev See {IERC721-ownerOf}. */ function ownerOf(uint256 tokenId) public view virtual override returns (address) { address owner = _owners[tokenId]; require(owner != address(0), "ERC721: owner query for nonexistent token"); return owner; } /** * @dev See {IERC721Metadata-name}. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev See {IERC721Metadata-symbol}. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev See {IERC721Metadata-tokenURI}. */ function tokenURI(uint256 tokenId) public view virtual override returns (string memory) { require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token"); string memory baseURI = _baseURI(); return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : ""; } /** * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each * token will be the concatenation of the `baseURI` and the `tokenId`. Empty * by default, can be overriden in child contracts. */ function _baseURI() internal view virtual returns (string memory) { return ""; } /** * @dev See {IERC721-approve}. */ function approve(address to, uint256 tokenId) public virtual override { address owner = ERC721.ownerOf(tokenId); require(to != owner, "ERC721: approval to current owner"); require( _msgSender() == owner || isApprovedForAll(owner, _msgSender()), "ERC721: approve caller is not owner nor approved for all" ); _approve(to, tokenId); } /** * @dev See {IERC721-getApproved}. */ function getApproved(uint256 tokenId) public view virtual override returns (address) { require(_exists(tokenId), "ERC721: approved query for nonexistent token"); return _tokenApprovals[tokenId]; } /** * @dev See {IERC721-setApprovalForAll}. */ function setApprovalForAll(address operator, bool approved) public virtual override { require(operator != _msgSender(), "ERC721: approve to caller"); _operatorApprovals[_msgSender()][operator] = approved; emit ApprovalForAll(_msgSender(), operator, approved); } /** * @dev See {IERC721-isApprovedForAll}. */ function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) { return _operatorApprovals[owner][operator]; } /** * @dev See {IERC721-transferFrom}. */ function transferFrom( address from, address to, uint256 tokenId ) public virtual override { //solhint-disable-next-line max-line-length require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _transfer(from, to, tokenId); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId ) public virtual override { safeTransferFrom(from, to, tokenId, ""); } /** * @dev See {IERC721-safeTransferFrom}. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes memory _data ) public virtual override { require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved"); _safeTransfer(from, to, tokenId, _data); } /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * `_data` is additional data, it has no specified format and it is sent in call to `to`. * * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g. * implement alternative mechanisms to perform token transfer, such as signature-based. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeTransfer( address from, address to, uint256 tokenId, bytes memory _data ) internal virtual { _transfer(from, to, tokenId); require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer"); } /** * @dev Returns whether `tokenId` exists. * * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}. * * Tokens start existing when they are minted (`_mint`), * and stop existing when they are burned (`_burn`). */ function _exists(uint256 tokenId) internal view virtual returns (bool) { return _owners[tokenId] != address(0); } /** * @dev Returns whether `spender` is allowed to manage `tokenId`. * * Requirements: * * - `tokenId` must exist. */ function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) { require(_exists(tokenId), "ERC721: operator query for nonexistent token"); address owner = ERC721.ownerOf(tokenId); return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender)); } /** * @dev Safely mints `tokenId` and transfers it to `to`. * * Requirements: * * - `tokenId` must not exist. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function _safeMint(address to, uint256 tokenId) internal virtual { _safeMint(to, tokenId, ""); } /** * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is * forwarded in {IERC721Receiver-onERC721Received} to contract recipients. */ function _safeMint( address to, uint256 tokenId, bytes memory _data ) internal virtual { _mint(to, tokenId); require( _checkOnERC721Received(address(0), to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer" ); } /** * @dev Mints `tokenId` and transfers it to `to`. * * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible * * Requirements: * * - `tokenId` must not exist. * - `to` cannot be the zero address. * * Emits a {Transfer} event. */ function _mint(address to, uint256 tokenId) internal virtual { require(to != address(0), "ERC721: mint to the zero address"); require(!_exists(tokenId), "ERC721: token already minted"); _beforeTokenTransfer(address(0), to, tokenId); _balances[to] += 1; _owners[tokenId] = to; emit Transfer(address(0), to, tokenId); } /** * @dev Destroys `tokenId`. * The approval is cleared when the token is burned. * * Requirements: * * - `tokenId` must exist. * * Emits a {Transfer} event. */ function _burn(uint256 tokenId) internal virtual { address owner = ERC721.ownerOf(tokenId); _beforeTokenTransfer(owner, address(0), tokenId); // Clear approvals _approve(address(0), tokenId); _balances[owner] -= 1; delete _owners[tokenId]; emit Transfer(owner, address(0), tokenId); } /** * @dev Transfers `tokenId` from `from` to `to`. * As opposed to {transferFrom}, this imposes no restrictions on msg.sender. * * Requirements: * * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * * Emits a {Transfer} event. */ function _transfer( address from, address to, uint256 tokenId ) internal virtual { require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own"); require(to != address(0), "ERC721: transfer to the zero address"); _beforeTokenTransfer(from, to, tokenId); // Clear approvals from the previous owner _approve(address(0), tokenId); _balances[from] -= 1; _balances[to] += 1; _owners[tokenId] = to; emit Transfer(from, to, tokenId); } /** * @dev Approve `to` to operate on `tokenId` * * Emits a {Approval} event. */ function _approve(address to, uint256 tokenId) internal virtual { _tokenApprovals[tokenId] = to; emit Approval(ERC721.ownerOf(tokenId), to, tokenId); } /** * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address. * The call is not executed if the target address is not a contract. * * @param from address representing the previous owner of the given token ID * @param to target address that will receive the tokens * @param tokenId uint256 ID of the token to be transferred * @param _data bytes optional data to send along with the call * @return bool whether the call correctly returned the expected magic value */ function _checkOnERC721Received( address from, address to, uint256 tokenId, bytes memory _data ) private returns (bool) { if (to.isContract()) { try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) { return retval == IERC721Receiver.onERC721Received.selector; } catch (bytes memory reason) { if (reason.length == 0) { revert("ERC721: transfer to non ERC721Receiver implementer"); } else { assembly { revert(add(32, reason), mload(reason)) } } } } else { return true; } } /** * @dev Hook that is called before any token transfer. This includes minting * and burning. * * Calling conditions: * * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be * transferred to `to`. * - When `from` is zero, `tokenId` will be minted for `to`. * - When `to` is zero, ``from``'s `tokenId` will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 tokenId ) internal virtual {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./IERC165.sol"; /** * @dev Required interface of an ERC721 compliant contract. */ interface IERC721 is IERC165 { /** * @dev Emitted when `tokenId` token is transferred from `from` to `to`. */ event Transfer(address indexed from, address indexed to, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token. */ event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId); /** * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets. */ event ApprovalForAll(address indexed owner, address indexed operator, bool approved); /** * @dev Returns the number of tokens in ``owner``'s account. */ function balanceOf(address owner) external view returns (uint256 balance); /** * @dev Returns the owner of the `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function ownerOf(uint256 tokenId) external view returns (address owner); /** * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients * are aware of the ERC721 protocol to prevent tokens from being forever locked. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Transfers `tokenId` token from `from` to `to`. * * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * * Emits a {Transfer} event. */ function transferFrom( address from, address to, uint256 tokenId ) external; /** * @dev Gives permission to `to` to transfer `tokenId` token to another account. * The approval is cleared when the token is transferred. * * Only a single account can be approved at a time, so approving the zero address clears previous approvals. * * Requirements: * * - The caller must own the token or be an approved operator. * - `tokenId` must exist. * * Emits an {Approval} event. */ function approve(address to, uint256 tokenId) external; /** * @dev Returns the account approved for `tokenId` token. * * Requirements: * * - `tokenId` must exist. */ function getApproved(uint256 tokenId) external view returns (address operator); /** * @dev Approve or remove `operator` as an operator for the caller. * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller. * * Requirements: * * - The `operator` cannot be the caller. * * Emits an {ApprovalForAll} event. */ function setApprovalForAll(address operator, bool _approved) external; /** * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`. * * See {setApprovalForAll} */ function isApprovedForAll(address owner, address operator) external view returns (bool); /** * @dev Safely transfers `tokenId` token from `from` to `to`. * * Requirements: * * - `from` cannot be the zero address. * - `to` cannot be the zero address. * - `tokenId` token must exist and be owned by `from`. * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}. * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer. * * Emits a {Transfer} event. */ function safeTransferFrom( address from, address to, uint256 tokenId, bytes calldata data ) external; }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Interface of the ERC165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[EIP]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./IERC721.sol"; /** * @title ERC-721 Non-Fungible Token Standard, optional metadata extension * @dev See https://eips.ethereum.org/EIPS/eip-721 */ interface IERC721Metadata is IERC721 { /** * @dev Returns the token collection name. */ function name() external view returns (string memory); /** * @dev Returns the token collection symbol. */ function symbol() external view returns (string memory); /** * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token. */ function tokenURI(uint256 tokenId) external view returns (string memory); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Collection of functions related to the address type */ library Address { /** * @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 Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(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); } } } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../interface/IERC165.sol"; /** * @dev Implementation of the {IERC165} interface. * * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check * for the additional interface id that will be supported. For example: * * ```solidity * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { * return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId); * } * ``` * * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation. */ abstract contract ERC165 is IERC165 { /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) { return interfaceId == type(IERC165).interfaceId; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "../interface/IERC20.sol"; import "../interface/IERC20Metadata.sol"; import "../utils/Context.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * For a generic mechanism see {ERC20PresetMinterPauser}. * * TIP: For a detailed writeup see our guide * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * We have followed general OpenZeppelin Contracts guidelines: functions revert * instead returning `false` on failure. This behavior is nonetheless * conventional and does not conflict with the expectations of ERC20 * applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. * * Finally, the non-standard {decreaseAllowance} and {increaseAllowance} * functions have been added to mitigate the well-known issues around setting * allowances. See {IERC20-approve}. */ contract ERC20 is Context, IERC20, IERC20Metadata { mapping(address => uint256) private _balances; mapping(address => mapping(address => uint256)) private _allowances; uint256 private _totalSupply; string private _name; string private _symbol; /** * @dev Sets the values for {name} and {symbol}. * * The default value of {decimals} is 18. To select a different value for * {decimals} you should overload it. * * All two of these values are immutable: they can only be set once during * construction. */ constructor(string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; } /** * @dev Returns the name of the token. */ function name() public view virtual override returns (string memory) { return _name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual override returns (string memory) { return _symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5.05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the value {ERC20} uses, unless this function is * overridden; * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual override returns (uint8) { return 18; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual override returns (uint256) { return _balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `recipient` cannot be the zero address. * - the caller must have a balance of at least `amount`. */ function transfer(address recipient, uint256 amount) public virtual override returns (bool) { _transfer(_msgSender(), recipient, amount); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual override returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 amount) public virtual override returns (bool) { _approve(_msgSender(), spender, amount); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * Requirements: * * - `sender` and `recipient` cannot be the zero address. * - `sender` must have a balance of at least `amount`. * - the caller must have allowance for ``sender``'s tokens of at least * `amount`. */ function transferFrom( address sender, address recipient, uint256 amount ) public virtual override returns (bool) { _transfer(sender, recipient, amount); uint256 currentAllowance = _allowances[sender][_msgSender()]; require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance"); unchecked { _approve(sender, _msgSender(), currentAllowance - amount); } return true; } /** * @dev Atomically increases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. */ function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue); return true; } /** * @dev Atomically decreases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. * - `spender` must have allowance for the caller of at least * `subtractedValue`. */ function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { uint256 currentAllowance = _allowances[_msgSender()][spender]; require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero"); unchecked { _approve(_msgSender(), spender, currentAllowance - subtractedValue); } return true; } /** * @dev Moves `amount` of tokens from `sender` to `recipient`. * * This internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * Requirements: * * - `sender` cannot be the zero address. * - `recipient` cannot be the zero address. * - `sender` must have a balance of at least `amount`. */ function _transfer( address sender, address recipient, uint256 amount ) internal virtual { require(sender != address(0), "ERC20: transfer from the zero address"); require(recipient != address(0), "ERC20: transfer to the zero address"); _beforeTokenTransfer(sender, recipient, amount); uint256 senderBalance = _balances[sender]; require(senderBalance >= amount, "ERC20: transfer amount exceeds balance"); unchecked { _balances[sender] = senderBalance - amount; } _balances[recipient] += amount; emit Transfer(sender, recipient, amount); _afterTokenTransfer(sender, recipient, amount); } /** @dev Creates `amount` tokens and assigns them to `account`, increasing * the total supply. * * Emits a {Transfer} event with `from` set to the zero address. * * Requirements: * * - `account` cannot be the zero address. */ function _mint(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: mint to the zero address"); _beforeTokenTransfer(address(0), account, amount); _totalSupply += amount; _balances[account] += amount; emit Transfer(address(0), account, amount); _afterTokenTransfer(address(0), account, amount); } /** * @dev Destroys `amount` tokens from `account`, reducing the * total supply. * * Emits a {Transfer} event with `to` set to the zero address. * * Requirements: * * - `account` cannot be the zero address. * - `account` must have at least `amount` tokens. */ function _burn(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: burn from the zero address"); _beforeTokenTransfer(account, address(0), amount); uint256 accountBalance = _balances[account]; require(accountBalance >= amount, "ERC20: burn amount exceeds balance"); unchecked { _balances[account] = accountBalance - amount; } _totalSupply -= amount; emit Transfer(account, address(0), amount); _afterTokenTransfer(account, address(0), amount); } /** * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens. * * This internal function is equivalent to `approve`, and can be used to * e.g. set automatic allowances for certain subsystems, etc. * * Emits an {Approval} event. * * Requirements: * * - `owner` cannot be the zero address. * - `spender` cannot be the zero address. */ function _approve( address owner, address spender, uint256 amount ) internal virtual { require(owner != address(0), "ERC20: approve from the zero address"); require(spender != address(0), "ERC20: approve to the zero address"); _allowances[owner][spender] = amount; emit Approval(owner, spender, amount); } /** * @dev Hook that is called before any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * will be transferred to `to`. * - when `from` is zero, `amount` tokens will be minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer( address from, address to, uint256 amount ) internal virtual {} /** * @dev Hook that is called after any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * has been transferred to `to`. * - when `from` is zero, `amount` tokens have been minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens have been burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _afterTokenTransfer( address from, address to, uint256 amount ) internal virtual {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @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 `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, 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 `sender` to `recipient` 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 sender, address recipient, uint256 amount ) external returns (bool); /** * @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); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "./IERC20.sol"; /** * @dev Interface for the optional metadata functions from the ERC20 standard. * * _Available since v4.1._ */ interface IERC20Metadata is IERC20 { /** * @dev Returns the name of the token. */ function name() external view returns (string memory); /** * @dev Returns the symbol of the token. */ function symbol() external view returns (string memory); /** * @dev Returns the decimals places of the token. */ function decimals() external view returns (uint8); }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"_goat","type":"address"},{"internalType":"address","name":"_egg","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"earned","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"expected","type":"uint256"},{"indexed":false,"internalType":"bool","name":"unstaked","type":"bool"}],"name":"GoatClaimed","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"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"owner","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"TokenStaked","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"earned","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"expected","type":"uint256"},{"indexed":false,"internalType":"bool","name":"unstaked","type":"bool"}],"name":"TortoiseClaimed","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"DAILY_EGG_RATE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"EGG_CLAIM_TAX_PERCENTAGE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAXIMUM_GLOBAL_EGG","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_FERTILITY","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINIMUM_TO_EXIT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint16[]","name":"tokenIds","type":"uint16[]"}],"name":"addManyToProtectedIslandAndPack","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16[]","name":"tokenIds","type":"uint16[]"},{"internalType":"bool","name":"unstake","type":"bool"}],"name":"claimManyFromProtectedIslandAndPack","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"eggClaimed","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"eggPerFertility","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_wallet","type":"address"}],"name":"getStakedTokens","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"isTortoise","outputs":[{"internalType":"bool","name":"Tortoise","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lastClaimTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"from","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"onERC721Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"pack","outputs":[{"internalType":"uint16","name":"tokenId","type":"uint16"},{"internalType":"uint80","name":"value","type":"uint80"},{"internalType":"address","name":"owner","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"packIndices","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"protectedIsland","outputs":[{"internalType":"uint16","name":"tokenId","type":"uint16"},{"internalType":"uint80","name":"value","type":"uint80"},{"internalType":"address","name":"owner","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"seed","type":"uint256"}],"name":"randomGoatOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"rescue","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rescueEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_minimumTimeToExit","type":"uint256"}],"name":"setMinimumTimeToExit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_paused","type":"bool"}],"name":"setPaused","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_enabled","type":"bool"}],"name":"setRescueEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"totalEggEarned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalFertilityStaked","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalGoatStaked","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalTortoiseStaked","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unaccountedRewards","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000b8f0bb7f5d2bb0d280cc0b60675675d31c10552900000000000000000000000081d327cf395347dd6cc0c427bb9ea77ec120e304
-----Decoded View---------------
Arg [0] : _goat (address): 0xb8f0BB7F5d2bB0d280cc0b60675675d31c105529
Arg [1] : _egg (address): 0x81d327cF395347Dd6CC0C427Bb9EA77ec120E304
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000b8f0bb7f5d2bb0d280cc0b60675675d31c105529
Arg [1] : 00000000000000000000000081d327cf395347dd6cc0c427bb9ea77ec120e304
Loading...
Loading
Loading...
Loading
Multichain Portfolio | 25 Chains
Chain | Token | Portfolio % | Price | Amount | Value |
---|
Loading...
Loading
[ Download: CSV Export ]
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.