SwapX Founders NFTs (xNFT)
Overview
TokenID
462
Total Transfers
-
Market
Onchain Market Cap
-
Circulating Supply Market Cap
-
Other Info
Token Contract
Loading...
Loading
Loading...
Loading
Loading...
Loading
Contract Name:
SWPxNFT
Compiler Version
v0.8.13+commit.abaa5c0e
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 "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";
import "./libraries/Constants.sol";
/**
* @title SWPxNFT contract
* @dev Extends ERC721 Non-Fungible Token Standard basic implementation
*/
contract SWPxNFT is ERC721Enumerable, Ownable {
using SafeERC20 for IERC20;
using SafeMath for uint256;
// Base URI
string private _baseURIextended;
uint256 public MAX_SUPPLY;
uint256 public NFT_PRICE;
uint256 public SALE_START_TIMESTAMP;
uint256 public MAX_RESERVE = 150;
uint256 public reservedAmount;
bytes32 public root;
address public multiSig = 0x8be1038D11c19F86071363E818A890014cBf3433; //swpx multisig
uint256 public stopMint;
mapping(address => bool) public mintedNft;
mapping(address => uint256) public originalMinters;
mapping(uint256 => address) public originalMinterOf;
constructor(
uint256 _maxSupply,
uint256 _nftPrice,
uint256 _startTimestamp
) ERC721("SwapX Founders NFTs", "xNFT") {
MAX_SUPPLY = _maxSupply;
NFT_PRICE = _nftPrice;
SALE_START_TIMESTAMP = _startTimestamp;
stopMint = block.timestamp + /* 12 */ 336 * Constants.EPOCH_LENGTH;
}
modifier mintNotStopped() {
require(block.timestamp < stopMint, "Mint stopped");
_;
}
function withdraw() external onlyOwner {
(bool withdrawMultiSig, ) = multiSig.call{value: address(this).balance}("");
require(withdrawMultiSig, "Withdraw Failed.");
}
function setRoot(bytes32 _root) external onlyOwner {
root = _root;
}
function setNftPrice(uint256 _nftPrice) external onlyOwner {
NFT_PRICE = _nftPrice;
}
/**
* Mint NFTs by owner
*/
function reserveNFTs(address _to, uint256 _amount) public onlyOwner mintNotStopped {
require(_to != address(0), "Invalid address to reserve.");
require(
reservedAmount.add(_amount) <= MAX_RESERVE &&
_amount.add(totalSupply()) <= MAX_SUPPLY,
"Invalid amount"
);
reservedAmount = reservedAmount.add(_amount);
for (uint256 i = 0; i < _amount; i++) {
_safeMint(_to, totalSupply());
}
}
/**
* @dev Return the base URI
*/
function _baseURI() internal view virtual override returns (string memory) {
return _baseURIextended;
}
/**
* @dev Return the base URI
*/
function baseURI() external view returns (string memory) {
return _baseURI();
}
/**
* @dev Set the base URI
*/
function setBaseURI(string memory baseURI_) external onlyOwner {
_baseURIextended = baseURI_;
}
/**
* Get the array of token for owner.
*/
function tokensOfOwner(address _owner) external view returns (uint256[] memory) {
uint256 tokenCount = balanceOf(_owner);
if (tokenCount == 0) {
return new uint256[](0);
} else {
uint256[] memory result = new uint256[](tokenCount);
for (uint256 index; index < tokenCount; index++) {
result[index] = tokenOfOwnerByIndex(_owner, index);
}
return result;
}
}
function verifyLeaf(bytes32[] memory proof, address sender, uint256 amount) internal view returns (bool) {
bytes32 leaf = keccak256(abi.encodePacked(keccak256(abi.encodePacked(sender, amount))));
return MerkleProof.verify(proof, root, leaf);
}
/**
* Mint whitelisted
*/
function mint(uint256 amount, bytes32[] memory proof) public payable mintNotStopped {
require(block.timestamp >= SALE_START_TIMESTAMP, "Sale has not started yet.");
require(verifyLeaf(proof, msg.sender, amount), "Not whitelisted.");
require(NFT_PRICE.mul(amount) == msg.value, "SONIC value sent is not correct");
require(!mintedNft[msg.sender], "Already minted");
mintedNft[msg.sender] = true;
originalMinters[msg.sender] = originalMinters[msg.sender].add(amount);
_mintTo(msg.sender, amount);
}
function _mintTo(address account, uint amount) internal {
require(totalSupply().add(amount) <= MAX_SUPPLY, "Mint would exceed max supply.");
for (uint256 i = 0; i < amount; i++) {
if (totalSupply() < MAX_SUPPLY) {
uint256 tokenId = totalSupply();
originalMinterOf[tokenId] = account;
_safeMint(account, tokenId);
}
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
import "../utils/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() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
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 {
_transferOwnership(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");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
* https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
*
* Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
* presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
* need to send a transaction, and thus is not required to hold Ether at all.
*/
interface IERC20Permit {
/**
* @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
* given ``owner``'s signed approval.
*
* IMPORTANT: The same issues {IERC20-approve} has related to transaction
* ordering also apply here.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `deadline` must be a timestamp in the future.
* - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
* over the EIP712-formatted function arguments.
* - the signature must use ``owner``'s current nonce (see {nonces}).
*
* For more information on the signature format, see the
* https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
* section].
*/
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
/**
* @dev Returns the current nonce for `owner`. This value must be
* included whenever a signature is generated for {permit}.
*
* Every successful call to {permit} increases ``owner``'s nonce by one. This
* prevents a signature from being used multiple times.
*/
function nonces(address owner) external view returns (uint256);
/**
* @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
*/
// solhint-disable-next-line func-name-mixedcase
function DOMAIN_SEPARATOR() external view returns (bytes32);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `from` to `to` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol)
pragma solidity ^0.8.0;
import "../IERC20.sol";
import "../extensions/draft-IERC20Permit.sol";
import "../../../utils/Address.sol";
/**
* @title SafeERC20
* @dev Wrappers around ERC20 operations that throw on failure (when the token
* contract returns false). Tokens that return no value (and instead revert or
* throw on failure) are also supported, non-reverting calls are assumed to be
* successful.
* To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/
library SafeERC20 {
using Address for address;
function safeTransfer(
IERC20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
/**
* @dev Deprecated. This function has issues similar to the ones found in
* {IERC20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function safePermit(
IERC20Permit token,
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) internal {
uint256 nonceBefore = token.nonces(owner);
token.permit(owner, spender, value, deadline, v, r, s);
uint256 nonceAfter = token.nonces(owner);
require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/ERC721.sol)
pragma solidity ^0.8.0;
import "./IERC721.sol";
import "./IERC721Receiver.sol";
import "./extensions/IERC721Metadata.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/Strings.sol";
import "../../utils/introspection/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: address zero is not a valid owner");
return _balances[owner];
}
/**
* @dev See {IERC721-ownerOf}.
*/
function ownerOf(uint256 tokenId) public view virtual override returns (address) {
address owner = _ownerOf(tokenId);
require(owner != address(0), "ERC721: invalid token ID");
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) {
_requireMinted(tokenId);
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 overridden 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 token owner or approved for all"
);
_approve(to, tokenId);
}
/**
* @dev See {IERC721-getApproved}.
*/
function getApproved(uint256 tokenId) public view virtual override returns (address) {
_requireMinted(tokenId);
return _tokenApprovals[tokenId];
}
/**
* @dev See {IERC721-setApprovalForAll}.
*/
function setApprovalForAll(address operator, bool approved) public virtual override {
_setApprovalForAll(_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: caller is not token owner or 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: caller is not token owner or 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 the owner of the `tokenId`. Does NOT revert if token doesn't exist
*/
function _ownerOf(uint256 tokenId) internal view virtual returns (address) {
return _owners[tokenId];
}
/**
* @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 _ownerOf(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) {
address owner = ERC721.ownerOf(tokenId);
return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == 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, 1);
// Check that tokenId was not minted by `_beforeTokenTransfer` hook
require(!_exists(tokenId), "ERC721: token already minted");
unchecked {
// Will not overflow unless all 2**256 token ids are minted to the same owner.
// Given that tokens are minted one by one, it is impossible in practice that
// this ever happens. Might change if we allow batch minting.
// The ERC fails to describe this case.
_balances[to] += 1;
}
_owners[tokenId] = to;
emit Transfer(address(0), to, tokenId);
_afterTokenTransfer(address(0), to, tokenId, 1);
}
/**
* @dev Destroys `tokenId`.
* The approval is cleared when the token is burned.
* This is an internal function that does not check if the sender is authorized to operate on the token.
*
* Requirements:
*
* - `tokenId` must exist.
*
* Emits a {Transfer} event.
*/
function _burn(uint256 tokenId) internal virtual {
address owner = ERC721.ownerOf(tokenId);
_beforeTokenTransfer(owner, address(0), tokenId, 1);
// Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook
owner = ERC721.ownerOf(tokenId);
// Clear approvals
delete _tokenApprovals[tokenId];
unchecked {
// Cannot overflow, as that would require more tokens to be burned/transferred
// out than the owner initially received through minting and transferring in.
_balances[owner] -= 1;
}
delete _owners[tokenId];
emit Transfer(owner, address(0), tokenId);
_afterTokenTransfer(owner, address(0), tokenId, 1);
}
/**
* @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 from incorrect owner");
require(to != address(0), "ERC721: transfer to the zero address");
_beforeTokenTransfer(from, to, tokenId, 1);
// Check that tokenId was not transferred by `_beforeTokenTransfer` hook
require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
// Clear approvals from the previous owner
delete _tokenApprovals[tokenId];
unchecked {
// `_balances[from]` cannot overflow for the same reason as described in `_burn`:
// `from`'s balance is the number of token held, which is at least one before the current
// transfer.
// `_balances[to]` could overflow in the conditions described in `_mint`. That would require
// all 2**256 token ids to be minted, which in practice is impossible.
_balances[from] -= 1;
_balances[to] += 1;
}
_owners[tokenId] = to;
emit Transfer(from, to, tokenId);
_afterTokenTransfer(from, to, tokenId, 1);
}
/**
* @dev Approve `to` to operate on `tokenId`
*
* Emits an {Approval} event.
*/
function _approve(address to, uint256 tokenId) internal virtual {
_tokenApprovals[tokenId] = to;
emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
}
/**
* @dev Approve `operator` to operate on all of `owner` tokens
*
* Emits an {ApprovalForAll} event.
*/
function _setApprovalForAll(
address owner,
address operator,
bool approved
) internal virtual {
require(owner != operator, "ERC721: approve to caller");
_operatorApprovals[owner][operator] = approved;
emit ApprovalForAll(owner, operator, approved);
}
/**
* @dev Reverts if the `tokenId` has not been minted yet.
*/
function _requireMinted(uint256 tokenId) internal view virtual {
require(_exists(tokenId), "ERC721: invalid token ID");
}
/**
* @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 {
/// @solidity memory-safe-assembly
assembly {
revert(add(32, reason), mload(reason))
}
}
}
} else {
return true;
}
}
/**
* @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is
* used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
*
* Calling conditions:
*
* - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`.
* - When `from` is zero, the tokens will be minted for `to`.
* - When `to` is zero, ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
* - `batchSize` is non-zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(
address from,
address to,
uint256, /* firstTokenId */
uint256 batchSize
) internal virtual {
if (batchSize > 1) {
if (from != address(0)) {
_balances[from] -= batchSize;
}
if (to != address(0)) {
_balances[to] += batchSize;
}
}
}
/**
* @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is
* used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
*
* Calling conditions:
*
* - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`.
* - When `from` is zero, the tokens were minted for `to`.
* - When `to` is zero, ``from``'s tokens were burned.
* - `from` and `to` are never both zero.
* - `batchSize` is non-zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(
address from,
address to,
uint256 firstTokenId,
uint256 batchSize
) internal virtual {}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/extensions/ERC721Enumerable.sol)
pragma solidity ^0.8.0;
import "../ERC721.sol";
import "./IERC721Enumerable.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 See {ERC721-_beforeTokenTransfer}.
*/
function _beforeTokenTransfer(
address from,
address to,
uint256 firstTokenId,
uint256 batchSize
) internal virtual override {
super._beforeTokenTransfer(from, to, firstTokenId, batchSize);
if (batchSize > 1) {
// Will only trigger during construction. Batch transferring (minting) is not available afterwards.
revert("ERC721Enumerable: consecutive transfers not supported");
}
uint256 tokenId = firstTokenId;
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
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)
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);
/**
* @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
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)
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
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)
pragma solidity ^0.8.0;
import "../../utils/introspection/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`.
*
* 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;
/**
* @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 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: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
* or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
* understand this adds an external call which potentially creates a reentrancy vulnerability.
*
* 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 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 the account approved for `tokenId` token.
*
* Requirements:
*
* - `tokenId` must exist.
*/
function getApproved(uint256 tokenId) external view returns (address operator);
/**
* @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);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol)
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 `IERC721Receiver.onERC721Received.selector`.
*/
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)
pragma solidity ^0.8.1;
/**
* @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
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 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 functionCallWithValue(target, data, 0, "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");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, 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) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, 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) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or 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 {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// 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
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
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
// OpenZeppelin Contracts (last updated v4.8.0) (utils/cryptography/MerkleProof.sol)
pragma solidity ^0.8.0;
/**
* @dev These functions deal with verification of Merkle Tree proofs.
*
* The tree and the proofs can be generated using our
* https://github.com/OpenZeppelin/merkle-tree[JavaScript library].
* You will find a quickstart guide in the readme.
*
* WARNING: You should avoid using leaf values that are 64 bytes long prior to
* hashing, or use a hash function other than keccak256 for hashing leaves.
* This is because the concatenation of a sorted pair of internal nodes in
* the merkle tree could be reinterpreted as a leaf value.
* OpenZeppelin's JavaScript library generates merkle trees that are safe
* against this attack out of the box.
*/
library MerkleProof {
/**
* @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree
* defined by `root`. For this, a `proof` must be provided, containing
* sibling hashes on the branch from the leaf to the root of the tree. Each
* pair of leaves and each pair of pre-images are assumed to be sorted.
*/
function verify(
bytes32[] memory proof,
bytes32 root,
bytes32 leaf
) internal pure returns (bool) {
return processProof(proof, leaf) == root;
}
/**
* @dev Calldata version of {verify}
*
* _Available since v4.7._
*/
function verifyCalldata(
bytes32[] calldata proof,
bytes32 root,
bytes32 leaf
) internal pure returns (bool) {
return processProofCalldata(proof, leaf) == root;
}
/**
* @dev Returns the rebuilt hash obtained by traversing a Merkle tree up
* from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt
* hash matches the root of the tree. When processing the proof, the pairs
* of leafs & pre-images are assumed to be sorted.
*
* _Available since v4.4._
*/
function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
bytes32 computedHash = leaf;
for (uint256 i = 0; i < proof.length; i++) {
computedHash = _hashPair(computedHash, proof[i]);
}
return computedHash;
}
/**
* @dev Calldata version of {processProof}
*
* _Available since v4.7._
*/
function processProofCalldata(bytes32[] calldata proof, bytes32 leaf) internal pure returns (bytes32) {
bytes32 computedHash = leaf;
for (uint256 i = 0; i < proof.length; i++) {
computedHash = _hashPair(computedHash, proof[i]);
}
return computedHash;
}
/**
* @dev Returns true if the `leaves` can be simultaneously proven to be a part of a merkle tree defined by
* `root`, according to `proof` and `proofFlags` as described in {processMultiProof}.
*
* CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details.
*
* _Available since v4.7._
*/
function multiProofVerify(
bytes32[] memory proof,
bool[] memory proofFlags,
bytes32 root,
bytes32[] memory leaves
) internal pure returns (bool) {
return processMultiProof(proof, proofFlags, leaves) == root;
}
/**
* @dev Calldata version of {multiProofVerify}
*
* CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details.
*
* _Available since v4.7._
*/
function multiProofVerifyCalldata(
bytes32[] calldata proof,
bool[] calldata proofFlags,
bytes32 root,
bytes32[] memory leaves
) internal pure returns (bool) {
return processMultiProofCalldata(proof, proofFlags, leaves) == root;
}
/**
* @dev Returns the root of a tree reconstructed from `leaves` and sibling nodes in `proof`. The reconstruction
* proceeds by incrementally reconstructing all inner nodes by combining a leaf/inner node with either another
* leaf/inner node or a proof sibling node, depending on whether each `proofFlags` item is true or false
* respectively.
*
* CAUTION: Not all merkle trees admit multiproofs. To use multiproofs, it is sufficient to ensure that: 1) the tree
* is complete (but not necessarily perfect), 2) the leaves to be proven are in the opposite order they are in the
* tree (i.e., as seen from right to left starting at the deepest layer and continuing at the next layer).
*
* _Available since v4.7._
*/
function processMultiProof(
bytes32[] memory proof,
bool[] memory proofFlags,
bytes32[] memory leaves
) internal pure returns (bytes32 merkleRoot) {
// This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by
// consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the
// `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of
// the merkle tree.
uint256 leavesLen = leaves.length;
uint256 totalHashes = proofFlags.length;
// Check proof validity.
require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof");
// The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using
// `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop".
bytes32[] memory hashes = new bytes32[](totalHashes);
uint256 leafPos = 0;
uint256 hashPos = 0;
uint256 proofPos = 0;
// At each step, we compute the next hash using two values:
// - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we
// get the next hash.
// - depending on the flag, either another value for the "main queue" (merging branches) or an element from the
// `proof` array.
for (uint256 i = 0; i < totalHashes; i++) {
bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++];
hashes[i] = _hashPair(a, b);
}
if (totalHashes > 0) {
return hashes[totalHashes - 1];
} else if (leavesLen > 0) {
return leaves[0];
} else {
return proof[0];
}
}
/**
* @dev Calldata version of {processMultiProof}.
*
* CAUTION: Not all merkle trees admit multiproofs. See {processMultiProof} for details.
*
* _Available since v4.7._
*/
function processMultiProofCalldata(
bytes32[] calldata proof,
bool[] calldata proofFlags,
bytes32[] memory leaves
) internal pure returns (bytes32 merkleRoot) {
// This function rebuild the root hash by traversing the tree up from the leaves. The root is rebuilt by
// consuming and producing values on a queue. The queue starts with the `leaves` array, then goes onto the
// `hashes` array. At the end of the process, the last hash in the `hashes` array should contain the root of
// the merkle tree.
uint256 leavesLen = leaves.length;
uint256 totalHashes = proofFlags.length;
// Check proof validity.
require(leavesLen + proof.length - 1 == totalHashes, "MerkleProof: invalid multiproof");
// The xxxPos values are "pointers" to the next value to consume in each array. All accesses are done using
// `xxx[xxxPos++]`, which return the current value and increment the pointer, thus mimicking a queue's "pop".
bytes32[] memory hashes = new bytes32[](totalHashes);
uint256 leafPos = 0;
uint256 hashPos = 0;
uint256 proofPos = 0;
// At each step, we compute the next hash using two values:
// - a value from the "main queue". If not all leaves have been consumed, we get the next leaf, otherwise we
// get the next hash.
// - depending on the flag, either another value for the "main queue" (merging branches) or an element from the
// `proof` array.
for (uint256 i = 0; i < totalHashes; i++) {
bytes32 a = leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++];
bytes32 b = proofFlags[i] ? leafPos < leavesLen ? leaves[leafPos++] : hashes[hashPos++] : proof[proofPos++];
hashes[i] = _hashPair(a, b);
}
if (totalHashes > 0) {
return hashes[totalHashes - 1];
} else if (leavesLen > 0) {
return leaves[0];
} else {
return proof[0];
}
}
function _hashPair(bytes32 a, bytes32 b) private pure returns (bytes32) {
return a < b ? _efficientHash(a, b) : _efficientHash(b, a);
}
function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, a)
mstore(0x20, b)
value := keccak256(0x00, 0x40)
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)
pragma solidity ^0.8.0;
import "./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
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)
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
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)
pragma solidity ^0.8.0;
/**
* @dev Standard math utilities missing in the Solidity language.
*/
library Math {
enum Rounding {
Down, // Toward negative infinity
Up, // Toward infinity
Zero // Toward zero
}
/**
* @dev Returns the largest of two numbers.
*/
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a > b ? a : b;
}
/**
* @dev Returns the smallest of two numbers.
*/
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
/**
* @dev Returns the average of two numbers. The result is rounded towards
* zero.
*/
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow.
return (a & b) + (a ^ b) / 2;
}
/**
* @dev Returns the ceiling of the division of two numbers.
*
* This differs from standard division with `/` in that it rounds up instead
* of rounding down.
*/
function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b - 1) / b can overflow on addition, so we distribute.
return a == 0 ? 0 : (a - 1) / b + 1;
}
/**
* @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
* @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
* with further edits by Uniswap Labs also under MIT license.
*/
function mulDiv(
uint256 x,
uint256 y,
uint256 denominator
) internal pure returns (uint256 result) {
unchecked {
// 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
// use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
// variables such that product = prod1 * 2^256 + prod0.
uint256 prod0; // Least significant 256 bits of the product
uint256 prod1; // Most significant 256 bits of the product
assembly {
let mm := mulmod(x, y, not(0))
prod0 := mul(x, y)
prod1 := sub(sub(mm, prod0), lt(mm, prod0))
}
// Handle non-overflow cases, 256 by 256 division.
if (prod1 == 0) {
return prod0 / denominator;
}
// Make sure the result is less than 2^256. Also prevents denominator == 0.
require(denominator > prod1);
///////////////////////////////////////////////
// 512 by 256 division.
///////////////////////////////////////////////
// Make division exact by subtracting the remainder from [prod1 prod0].
uint256 remainder;
assembly {
// Compute remainder using mulmod.
remainder := mulmod(x, y, denominator)
// Subtract 256 bit number from 512 bit number.
prod1 := sub(prod1, gt(remainder, prod0))
prod0 := sub(prod0, remainder)
}
// Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
// See https://cs.stackexchange.com/q/138556/92363.
// Does not overflow because the denominator cannot be zero at this stage in the function.
uint256 twos = denominator & (~denominator + 1);
assembly {
// Divide denominator by twos.
denominator := div(denominator, twos)
// Divide [prod1 prod0] by twos.
prod0 := div(prod0, twos)
// Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
twos := add(div(sub(0, twos), twos), 1)
}
// Shift in bits from prod1 into prod0.
prod0 |= prod1 * twos;
// Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
// that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
// four bits. That is, denominator * inv = 1 mod 2^4.
uint256 inverse = (3 * denominator) ^ 2;
// Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
// in modular arithmetic, doubling the correct bits in each step.
inverse *= 2 - denominator * inverse; // inverse mod 2^8
inverse *= 2 - denominator * inverse; // inverse mod 2^16
inverse *= 2 - denominator * inverse; // inverse mod 2^32
inverse *= 2 - denominator * inverse; // inverse mod 2^64
inverse *= 2 - denominator * inverse; // inverse mod 2^128
inverse *= 2 - denominator * inverse; // inverse mod 2^256
// Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
// This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
// less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
// is no longer required.
result = prod0 * inverse;
return result;
}
}
/**
* @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
*/
function mulDiv(
uint256 x,
uint256 y,
uint256 denominator,
Rounding rounding
) internal pure returns (uint256) {
uint256 result = mulDiv(x, y, denominator);
if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
result += 1;
}
return result;
}
/**
* @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
*
* Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
*/
function sqrt(uint256 a) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
// For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
//
// We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
// `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
//
// This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
// → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
// → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
//
// Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
uint256 result = 1 << (log2(a) >> 1);
// At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
// since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
// every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
// into the expected uint128 result.
unchecked {
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
return min(result, a / result);
}
}
/**
* @notice Calculates sqrt(a), following the selected rounding direction.
*/
function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = sqrt(a);
return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
}
}
/**
* @dev Return the log in base 2, rounded down, of a positive value.
* Returns 0 if given 0.
*/
function log2(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 128;
}
if (value >> 64 > 0) {
value >>= 64;
result += 64;
}
if (value >> 32 > 0) {
value >>= 32;
result += 32;
}
if (value >> 16 > 0) {
value >>= 16;
result += 16;
}
if (value >> 8 > 0) {
value >>= 8;
result += 8;
}
if (value >> 4 > 0) {
value >>= 4;
result += 4;
}
if (value >> 2 > 0) {
value >>= 2;
result += 2;
}
if (value >> 1 > 0) {
result += 1;
}
}
return result;
}
/**
* @dev Return the log in base 2, following the selected rounding direction, of a positive value.
* Returns 0 if given 0.
*/
function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log2(value);
return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
}
}
/**
* @dev Return the log in base 10, rounded down, of a positive value.
* Returns 0 if given 0.
*/
function log10(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >= 10**64) {
value /= 10**64;
result += 64;
}
if (value >= 10**32) {
value /= 10**32;
result += 32;
}
if (value >= 10**16) {
value /= 10**16;
result += 16;
}
if (value >= 10**8) {
value /= 10**8;
result += 8;
}
if (value >= 10**4) {
value /= 10**4;
result += 4;
}
if (value >= 10**2) {
value /= 10**2;
result += 2;
}
if (value >= 10**1) {
result += 1;
}
}
return result;
}
/**
* @dev Return the log in base 10, following the selected rounding direction, of a positive value.
* Returns 0 if given 0.
*/
function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log10(value);
return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
}
}
/**
* @dev Return the log in base 256, rounded down, of a positive value.
* Returns 0 if given 0.
*
* Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
*/
function log256(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 16;
}
if (value >> 64 > 0) {
value >>= 64;
result += 8;
}
if (value >> 32 > 0) {
value >>= 32;
result += 4;
}
if (value >> 16 > 0) {
value >>= 16;
result += 2;
}
if (value >> 8 > 0) {
result += 1;
}
}
return result;
}
/**
* @dev Return the log in base 10, following the selected rounding direction, of a positive value.
* Returns 0 if given 0.
*/
function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log256(value);
return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol)
pragma solidity ^0.8.0;
// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.
/**
* @dev Wrappers over Solidity's arithmetic operations.
*
* NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
* now has built in overflow checking.
*/
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, with an overflow flag.
*
* _Available since v3.4._
*/
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the subtraction of two unsigned integers, with an overflow flag.
*
* _Available since v3.4._
*/
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
/**
* @dev Returns the multiplication of two unsigned integers, with an overflow flag.
*
* _Available since v3.4._
*/
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the division of two unsigned integers, with a division by zero flag.
*
* _Available since v3.4._
*/
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
/**
* @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
*
* _Available since v3.4._
*/
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
*
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
*
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
/**
* @dev Returns the integer division of two unsigned integers, reverting on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator.
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* reverting when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* CAUTION: This function is deprecated because it requires allocating memory for the error
* message unnecessarily. For custom revert reasons use {trySub}.
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
*
* - Subtraction cannot overflow.
*/
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
/**
* @dev Returns the integer division of two unsigned integers, reverting with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* reverting with custom message when dividing by zero.
*
* CAUTION: This function is deprecated because it requires allocating memory for the error
* message unnecessarily. For custom revert reasons use {tryMod}.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
*
* - The divisor cannot be zero.
*/
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)
pragma solidity ^0.8.0;
import "./math/Math.sol";
/**
* @dev String operations.
*/
library Strings {
bytes16 private constant _SYMBOLS = "0123456789abcdef";
uint8 private constant _ADDRESS_LENGTH = 20;
/**
* @dev Converts a `uint256` to its ASCII `string` decimal representation.
*/
function toString(uint256 value) internal pure returns (string memory) {
unchecked {
uint256 length = Math.log10(value) + 1;
string memory buffer = new string(length);
uint256 ptr;
/// @solidity memory-safe-assembly
assembly {
ptr := add(buffer, add(32, length))
}
while (true) {
ptr--;
/// @solidity memory-safe-assembly
assembly {
mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
}
value /= 10;
if (value == 0) break;
}
return buffer;
}
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
*/
function toHexString(uint256 value) internal pure returns (string memory) {
unchecked {
return toHexString(value, Math.log256(value) + 1);
}
}
/**
* @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] = _SYMBOLS[value & 0xf];
value >>= 4;
}
require(value == 0, "Strings: hex length insufficient");
return string(buffer);
}
/**
* @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
*/
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
}
}// SPDX-License-Identifier: MIT
pragma solidity 0.8.13;
library Constants {
uint256 internal constant EPOCH_LENGTH = 30 minutes; //7 days;
}{
"optimizer": {
"enabled": true,
"runs": 200
},
"outputSelection": {
"*": {
"*": [
"evm.bytecode",
"evm.deployedBytecode",
"devdoc",
"userdoc",
"metadata",
"abi"
]
}
},
"libraries": {}
}[{"inputs":[{"internalType":"uint256","name":"_maxSupply","type":"uint256"},{"internalType":"uint256","name":"_nftPrice","type":"uint256"},{"internalType":"uint256","name":"_startTimestamp","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","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":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"MAX_RESERVE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"NFT_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SALE_START_TIMESTAMP","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes32[]","name":"proof","type":"bytes32[]"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"mintedNft","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"multiSig","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"originalMinterOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"originalMinters","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"reserveNFTs","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"reservedAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"root","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI_","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_nftPrice","type":"uint256"}],"name":"setNftPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_root","type":"bytes32"}],"name":"setRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"stopMint","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]Contract Creation Code
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
Deployed Bytecode
0x6080604052600436106102255760003560e01c8063715018a611610123578063ba41b0c6116100ab578063e985e9c51161006f578063e985e9c514610657578063ebf0c717146106a0578063eff31e9e146106b6578063f2fde38b146106cc578063f92c45b7146106ec57600080fd5b8063ba41b0c6146105c1578063c87b56dd146105d4578063d113d59d146105f4578063d558296514610621578063dab5f3401461063757600080fd5b80638fc6d8ea116100f25780638fc6d8ea14610526578063946807fd1461055657806395d89b411461056c578063a22cb46514610581578063b88d4fde146105a157600080fd5b8063715018a6146104a65780637d9a7a4c146104bb5780638462151c146104db5780638da5cb5b1461050857600080fd5b806336e0004a116101b15780636352211e116101755780636352211e1461041b578063676dd5631461043b5780636c0360eb1461045157806370a082311461046657806370a8de861461048657600080fd5b806336e0004a146103865780633ccfd60b146103a657806342842e0e146103bb5780634f6ccce7146103db57806355f804b3146103fb57600080fd5b806318160ddd116101f857806318160ddd146102db57806323b872dd146102fa578063277f40a61461031a5780632f745c591461035057806332cb6b0c1461037057600080fd5b806301ffc9a71461022a57806306fdde031461025f578063081812fc14610281578063095ea7b3146102b9575b600080fd5b34801561023657600080fd5b5061024a610245366004612071565b610702565b60405190151581526020015b60405180910390f35b34801561026b57600080fd5b5061027461072d565b60405161025691906120e6565b34801561028d57600080fd5b506102a161029c3660046120f9565b6107bf565b6040516001600160a01b039091168152602001610256565b3480156102c557600080fd5b506102d96102d436600461212e565b6107e6565b005b3480156102e757600080fd5b506008545b604051908152602001610256565b34801561030657600080fd5b506102d9610315366004612158565b610900565b34801561032657600080fd5b506102a16103353660046120f9565b6016602052600090815260409020546001600160a01b031681565b34801561035c57600080fd5b506102ec61036b36600461212e565b610931565b34801561037c57600080fd5b506102ec600c5481565b34801561039257600080fd5b506012546102a1906001600160a01b031681565b3480156103b257600080fd5b506102d96109c7565b3480156103c757600080fd5b506102d96103d6366004612158565b610a68565b3480156103e757600080fd5b506102ec6103f63660046120f9565b610a83565b34801561040757600080fd5b506102d9610416366004612233565b610b16565b34801561042757600080fd5b506102a16104363660046120f9565b610b35565b34801561044757600080fd5b506102ec600d5481565b34801561045d57600080fd5b50610274610b95565b34801561047257600080fd5b506102ec61048136600461227c565b610ba4565b34801561049257600080fd5b506102d96104a136600461212e565b610c2a565b3480156104b257600080fd5b506102d9610d76565b3480156104c757600080fd5b506102d96104d63660046120f9565b610d8a565b3480156104e757600080fd5b506104fb6104f636600461227c565b610d97565b6040516102569190612297565b34801561051457600080fd5b50600a546001600160a01b03166102a1565b34801561053257600080fd5b5061024a61054136600461227c565b60146020526000908152604090205460ff1681565b34801561056257600080fd5b506102ec600e5481565b34801561057857600080fd5b50610274610e59565b34801561058d57600080fd5b506102d961059c3660046122db565b610e68565b3480156105ad57600080fd5b506102d96105bc366004612317565b610e73565b6102d96105cf366004612393565b610eab565b3480156105e057600080fd5b506102746105ef3660046120f9565b611080565b34801561060057600080fd5b506102ec61060f36600461227c565b60156020526000908152604090205481565b34801561062d57600080fd5b506102ec60135481565b34801561064357600080fd5b506102d96106523660046120f9565b6110e7565b34801561066357600080fd5b5061024a610672366004612445565b6001600160a01b03918216600090815260056020908152604080832093909416825291909152205460ff1690565b3480156106ac57600080fd5b506102ec60115481565b3480156106c257600080fd5b506102ec600f5481565b3480156106d857600080fd5b506102d96106e736600461227c565b6110f4565b3480156106f857600080fd5b506102ec60105481565b60006001600160e01b0319821663780e9d6360e01b148061072757506107278261116a565b92915050565b60606000805461073c90612478565b80601f016020809104026020016040519081016040528092919081815260200182805461076890612478565b80156107b55780601f1061078a576101008083540402835291602001916107b5565b820191906000526020600020905b81548152906001019060200180831161079857829003601f168201915b5050505050905090565b60006107ca826111ba565b506000908152600460205260409020546001600160a01b031690565b60006107f182610b35565b9050806001600160a01b0316836001600160a01b0316036108635760405162461bcd60e51b815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e656044820152603960f91b60648201526084015b60405180910390fd5b336001600160a01b038216148061087f575061087f8133610672565b6108f15760405162461bcd60e51b815260206004820152603d60248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f7420746f60448201527f6b656e206f776e6572206f7220617070726f76656420666f7220616c6c000000606482015260840161085a565b6108fb8383611219565b505050565b61090a3382611287565b6109265760405162461bcd60e51b815260040161085a906124ac565b6108fb838383611306565b600061093c83610ba4565b821061099e5760405162461bcd60e51b815260206004820152602b60248201527f455243373231456e756d657261626c653a206f776e657220696e646578206f7560448201526a74206f6620626f756e647360a81b606482015260840161085a565b506001600160a01b03919091166000908152600660209081526040808320938352929052205490565b6109cf611477565b6012546040516000916001600160a01b03169047908381818185875af1925050503d8060008114610a1c576040519150601f19603f3d011682016040523d82523d6000602084013e610a21565b606091505b5050905080610a655760405162461bcd60e51b815260206004820152601060248201526f2bb4ba34323930bb902330b4b632b21760811b604482015260640161085a565b50565b6108fb83838360405180602001604052806000815250610e73565b6000610a8e60085490565b8210610af15760405162461bcd60e51b815260206004820152602c60248201527f455243373231456e756d657261626c653a20676c6f62616c20696e646578206f60448201526b7574206f6620626f756e647360a01b606482015260840161085a565b60088281548110610b0457610b046124f9565b90600052602060002001549050919050565b610b1e611477565b8051610b3190600b906020840190611fc2565b5050565b6000818152600260205260408120546001600160a01b0316806107275760405162461bcd60e51b8152602060048201526018602482015277115490cdcc8c4e881a5b9d985b1a59081d1bdad95b88125160421b604482015260640161085a565b6060610b9f6114d1565b905090565b60006001600160a01b038216610c0e5760405162461bcd60e51b815260206004820152602960248201527f4552433732313a2061646472657373207a65726f206973206e6f7420612076616044820152683634b21037bbb732b960b91b606482015260840161085a565b506001600160a01b031660009081526003602052604090205490565b610c32611477565b6013544210610c725760405162461bcd60e51b815260206004820152600c60248201526b135a5b9d081cdd1bdc1c195960a21b604482015260640161085a565b6001600160a01b038216610cc85760405162461bcd60e51b815260206004820152601b60248201527f496e76616c6964206164647265737320746f20726573657276652e0000000000604482015260640161085a565b600f54601054610cd890836114e0565b11158015610cfa5750600c54610cf7610cf060085490565b83906114e0565b11155b610d375760405162461bcd60e51b815260206004820152600e60248201526d125b9d985b1a5908185b5bdd5b9d60921b604482015260640161085a565b601054610d4490826114e0565b60105560005b818110156108fb57610d6483610d5f60085490565b6114ec565b80610d6e81612525565b915050610d4a565b610d7e611477565b610d886000611506565b565b610d92611477565b600d55565b60606000610da483610ba4565b905080600003610dc85760408051600080825260208201909252905b509392505050565b60008167ffffffffffffffff811115610de357610de3612194565b604051908082528060200260200182016040528015610e0c578160200160208202803683370190505b50905060005b82811015610dc057610e248582610931565b828281518110610e3657610e366124f9565b602090810291909101015280610e4b81612525565b915050610e12565b50919050565b60606001805461073c90612478565b610b31338383611558565b610e7d3383611287565b610e995760405162461bcd60e51b815260040161085a906124ac565b610ea584848484611626565b50505050565b6013544210610eeb5760405162461bcd60e51b815260206004820152600c60248201526b135a5b9d081cdd1bdc1c195960a21b604482015260640161085a565b600e54421015610f3d5760405162461bcd60e51b815260206004820152601960248201527f53616c6520686173206e6f742073746172746564207965742e00000000000000604482015260640161085a565b610f48813384611659565b610f875760405162461bcd60e51b815260206004820152601060248201526f2737ba103bb434ba32b634b9ba32b21760811b604482015260640161085a565b600d543490610f9690846116cf565b14610fe35760405162461bcd60e51b815260206004820152601f60248201527f534f4e49432076616c75652073656e74206973206e6f7420636f727265637400604482015260640161085a565b3360009081526014602052604090205460ff16156110345760405162461bcd60e51b815260206004820152600e60248201526d105b1c9958591e481b5a5b9d195960921b604482015260640161085a565b336000908152601460209081526040808320805460ff19166001179055601590915290205461106390836114e0565b33600081815260156020526040902091909155610b3190836116db565b606061108b826111ba565b60006110956114d1565b905060008151116110b557604051806020016040528060008152506110e0565b806110bf846117a8565b6040516020016110d092919061253e565b6040516020818303038152906040525b9392505050565b6110ef611477565b601155565b6110fc611477565b6001600160a01b0381166111615760405162461bcd60e51b815260206004820152602660248201527f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160448201526564647265737360d01b606482015260840161085a565b610a6581611506565b60006001600160e01b031982166380ac58cd60e01b148061119b57506001600160e01b03198216635b5e139f60e01b145b8061072757506301ffc9a760e01b6001600160e01b0319831614610727565b6000818152600260205260409020546001600160a01b0316610a655760405162461bcd60e51b8152602060048201526018602482015277115490cdcc8c4e881a5b9d985b1a59081d1bdad95b88125160421b604482015260640161085a565b600081815260046020526040902080546001600160a01b0319166001600160a01b038416908117909155819061124e82610b35565b6001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b60008061129383610b35565b9050806001600160a01b0316846001600160a01b031614806112da57506001600160a01b0380821660009081526005602090815260408083209388168352929052205460ff165b806112fe5750836001600160a01b03166112f3846107bf565b6001600160a01b0316145b949350505050565b826001600160a01b031661131982610b35565b6001600160a01b03161461133f5760405162461bcd60e51b815260040161085a9061256d565b6001600160a01b0382166113a15760405162461bcd60e51b8152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f206164646044820152637265737360e01b606482015260840161085a565b6113ae838383600161183b565b826001600160a01b03166113c182610b35565b6001600160a01b0316146113e75760405162461bcd60e51b815260040161085a9061256d565b600081815260046020908152604080832080546001600160a01b03199081169091556001600160a01b0387811680865260038552838620805460001901905590871680865283862080546001019055868652600290945282852080549092168417909155905184937fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b600a546001600160a01b03163314610d885760405162461bcd60e51b815260206004820181905260248201527f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572604482015260640161085a565b6060600b805461073c90612478565b60006110e082846125b2565b610b3182826040518060200160405280600081525061197b565b600a80546001600160a01b038381166001600160a01b0319831681179093556040519116919082907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e090600090a35050565b816001600160a01b0316836001600160a01b0316036115b95760405162461bcd60e51b815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c657200000000000000604482015260640161085a565b6001600160a01b03838116600081815260056020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b611631848484611306565b61163d848484846119ae565b610ea55760405162461bcd60e51b815260040161085a906125ca565b6040516bffffffffffffffffffffffff19606084901b16602082015260348101829052600090819060540160408051601f19818403018152828252805160209182012090830152016040516020818303038152906040528051906020012090506116c68560115483611aaf565b95945050505050565b60006110e0828461261c565b600c546116f1826116eb60085490565b906114e0565b111561173f5760405162461bcd60e51b815260206004820152601d60248201527f4d696e7420776f756c6420657863656564206d617820737570706c792e000000604482015260640161085a565b60005b818110156108fb57600c54600854101561179657600061176160085490565b600081815260166020526040902080546001600160a01b0319166001600160a01b038716179055905061179484826114ec565b505b806117a081612525565b915050611742565b606060006117b583611ac5565b600101905060008167ffffffffffffffff8111156117d5576117d5612194565b6040519080825280601f01601f1916602001820160405280156117ff576020820181803683370190505b5090508181016020015b600019016f181899199a1a9b1b9c1cb0b131b232b360811b600a86061a8153600a850494508461180957509392505050565b61184784848484611b9d565b60018111156118b65760405162461bcd60e51b815260206004820152603560248201527f455243373231456e756d657261626c653a20636f6e7365637574697665207472604482015274185b9cd9995c9cc81b9bdd081cdd5c1c1bdc9d1959605a1b606482015260840161085a565b816001600160a01b0385166119125761190d81600880546000838152600960205260408120829055600182018355919091527ff3f7a9fe364faab93b216da50a3214154f22a0a2b415b23a84c8169e8b636ee30155565b611935565b836001600160a01b0316856001600160a01b031614611935576119358582611c25565b6001600160a01b0384166119515761194c81611cc2565b611974565b846001600160a01b0316846001600160a01b031614611974576119748482611d71565b5050505050565b6119858383611db5565b61199260008484846119ae565b6108fb5760405162461bcd60e51b815260040161085a906125ca565b60006001600160a01b0384163b15611aa457604051630a85bd0160e11b81526001600160a01b0385169063150b7a02906119f290339089908890889060040161263b565b6020604051808303816000875af1925050508015611a2d575060408051601f3d908101601f19168201909252611a2a91810190612678565b60015b611a8a573d808015611a5b576040519150601f19603f3d011682016040523d82523d6000602084013e611a60565b606091505b508051600003611a825760405162461bcd60e51b815260040161085a906125ca565b805181602001fd5b6001600160e01b031916630a85bd0160e11b1490506112fe565b506001949350505050565b600082611abc8584611f4e565b14949350505050565b60008072184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b8310611b045772184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b830492506040015b6d04ee2d6d415b85acef81000000008310611b30576d04ee2d6d415b85acef8100000000830492506020015b662386f26fc100008310611b4e57662386f26fc10000830492506010015b6305f5e1008310611b66576305f5e100830492506008015b6127108310611b7a57612710830492506004015b60648310611b8c576064830492506002015b600a83106107275760010192915050565b6001811115610ea5576001600160a01b03841615611be3576001600160a01b03841660009081526003602052604081208054839290611bdd908490612695565b90915550505b6001600160a01b03831615610ea5576001600160a01b03831660009081526003602052604081208054839290611c1a9084906125b2565b909155505050505050565b60006001611c3284610ba4565b611c3c9190612695565b600083815260076020526040902054909150808214611c8f576001600160a01b03841660009081526006602090815260408083208584528252808320548484528184208190558352600790915290208190555b5060009182526007602090815260408084208490556001600160a01b039094168352600681528383209183525290812055565b600854600090611cd490600190612695565b60008381526009602052604081205460088054939450909284908110611cfc57611cfc6124f9565b906000526020600020015490508060088381548110611d1d57611d1d6124f9565b6000918252602080832090910192909255828152600990915260408082208490558582528120556008805480611d5557611d556126ac565b6001900381819060005260206000200160009055905550505050565b6000611d7c83610ba4565b6001600160a01b039093166000908152600660209081526040808320868452825280832085905593825260079052919091209190915550565b6001600160a01b038216611e0b5760405162461bcd60e51b815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f2061646472657373604482015260640161085a565b6000818152600260205260409020546001600160a01b031615611e705760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e74656400000000604482015260640161085a565b611e7e60008383600161183b565b6000818152600260205260409020546001600160a01b031615611ee35760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e74656400000000604482015260640161085a565b6001600160a01b038216600081815260036020908152604080832080546001019055848352600290915280822080546001600160a01b0319168417905551839291907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b600081815b8451811015610dc057611f7f82868381518110611f7257611f726124f9565b6020026020010151611f93565b915080611f8b81612525565b915050611f53565b6000818310611faf5760008281526020849052604090206110e0565b60008381526020839052604090206110e0565b828054611fce90612478565b90600052602060002090601f016020900481019282611ff05760008555612036565b82601f1061200957805160ff1916838001178555612036565b82800160010185558215612036579182015b8281111561203657825182559160200191906001019061201b565b50612042929150612046565b5090565b5b808211156120425760008155600101612047565b6001600160e01b031981168114610a6557600080fd5b60006020828403121561208357600080fd5b81356110e08161205b565b60005b838110156120a9578181015183820152602001612091565b83811115610ea55750506000910152565b600081518084526120d281602086016020860161208e565b601f01601f19169290920160200192915050565b6020815260006110e060208301846120ba565b60006020828403121561210b57600080fd5b5035919050565b80356001600160a01b038116811461212957600080fd5b919050565b6000806040838503121561214157600080fd5b61214a83612112565b946020939093013593505050565b60008060006060848603121561216d57600080fd5b61217684612112565b925061218460208501612112565b9150604084013590509250925092565b634e487b7160e01b600052604160045260246000fd5b604051601f8201601f1916810167ffffffffffffffff811182821017156121d3576121d3612194565b604052919050565b600067ffffffffffffffff8311156121f5576121f5612194565b612208601f8401601f19166020016121aa565b905082815283838301111561221c57600080fd5b828260208301376000602084830101529392505050565b60006020828403121561224557600080fd5b813567ffffffffffffffff81111561225c57600080fd5b8201601f8101841361226d57600080fd5b6112fe848235602084016121db565b60006020828403121561228e57600080fd5b6110e082612112565b6020808252825182820181905260009190848201906040850190845b818110156122cf578351835292840192918401916001016122b3565b50909695505050505050565b600080604083850312156122ee57600080fd5b6122f783612112565b91506020830135801515811461230c57600080fd5b809150509250929050565b6000806000806080858703121561232d57600080fd5b61233685612112565b935061234460208601612112565b925060408501359150606085013567ffffffffffffffff81111561236757600080fd5b8501601f8101871361237857600080fd5b612387878235602084016121db565b91505092959194509250565b600080604083850312156123a657600080fd5b8235915060208084013567ffffffffffffffff808211156123c657600080fd5b818601915086601f8301126123da57600080fd5b8135818111156123ec576123ec612194565b8060051b91506123fd8483016121aa565b818152918301840191848101908984111561241757600080fd5b938501935b838510156124355784358252938501939085019061241c565b8096505050505050509250929050565b6000806040838503121561245857600080fd5b61246183612112565b915061246f60208401612112565b90509250929050565b600181811c9082168061248c57607f821691505b602082108103610e5357634e487b7160e01b600052602260045260246000fd5b6020808252602d908201527f4552433732313a2063616c6c6572206973206e6f7420746f6b656e206f776e6560408201526c1c881bdc88185c1c1c9bdd9959609a1b606082015260800190565b634e487b7160e01b600052603260045260246000fd5b634e487b7160e01b600052601160045260246000fd5b6000600182016125375761253761250f565b5060010190565b6000835161255081846020880161208e565b83519083019061256481836020880161208e565b01949350505050565b60208082526025908201527f4552433732313a207472616e736665722066726f6d20696e636f72726563742060408201526437bbb732b960d91b606082015260800190565b600082198211156125c5576125c561250f565b500190565b60208082526032908201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560408201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606082015260800190565b60008160001904831182151516156126365761263661250f565b500290565b6001600160a01b038581168252841660208201526040810183905260806060820181905260009061266e908301846120ba565b9695505050505050565b60006020828403121561268a57600080fd5b81516110e08161205b565b6000828210156126a7576126a761250f565b500390565b634e487b7160e01b600052603160045260246000fdfea26469706673582212209a62f6584ee56a9b7253f384ccc85364f04907ce0606e088d99b52505a4c1a7464736f6c634300080d0033
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000000000000000000000000000000000000000bb800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : _maxSupply (uint256): 3000
Arg [1] : _nftPrice (uint256): 0
Arg [2] : _startTimestamp (uint256): 0
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000bb8
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000000
[ Download: CSV Export ]
A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.