Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

pragma solidity ^0.7.0;

import "./ERC165/IERC165.sol";
import "./ERC165/ERC165.sol";
import "./utils/Address.sol";
import "./utils/EnumerableMap.sol";
import "./utils/EnumerableSet.sol";
import "./utils/SafeMath.sol";
import "./utils/Strings.sol";
import "./utils/Context.sol";
import "./utils/Ownable.sol";
import "./IERC20.sol";
import "./IMasks.sol";
import "./IERC721Enumerable.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);
}

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4);
}

/**
 * @title Hashmasks contract
 * @dev Extends ERC721 Non-Fungible Token Standard basic implementation
 */
contract Masks is Context, Ownable, ERC165, IMasks, IERC721Metadata {
    using SafeMath for uint256;
    using Address for address;
    using EnumerableSet for EnumerableSet.UintSet;
    using EnumerableMap for EnumerableMap.UintToAddressMap;
    using Strings for uint256;

    // Public variables

    // This is the provenance record of all Hashmasks artwork in existence
    string public constant HASHMASKS_PROVENANCE = "df760c771ad006eace0d705383b74158967e78c6e980b35f670249b5822c42e1";

    uint256 public constant SALE_START_TIMESTAMP = 1611846000;

    // Time after which hash masks are randomized and allotted
    uint256 public constant REVEAL_TIMESTAMP = SALE_START_TIMESTAMP + (86400 * 14);

    uint256 public constant NAME_CHANGE_PRICE = 1830 * (10 ** 18);

    uint256 public constant MAX_NFT_SUPPLY = 16384;

    uint256 public startingIndexBlock;

    uint256 public startingIndex;

    // Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
    // which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
    bytes4 private constant _ERC721_RECEIVED = 0x150b7a02;

    // Mapping from holder address to their (enumerable) set of owned tokens
    mapping (address => EnumerableSet.UintSet) private _holderTokens;

    // Enumerable mapping from token ids to their owners
    EnumerableMap.UintToAddressMap private _tokenOwners;

    // Mapping from token ID to approved address
    mapping (uint256 => address) private _tokenApprovals;

    // Mapping from token ID to name
    mapping (uint256 => string) private _tokenName;

    // Mapping if certain name string has already been reserved
    mapping (string => bool) private _nameReserved;

    // Mapping from token ID to whether the Hashmask was minted before reveal
    mapping (uint256 => bool) private _mintedBeforeReveal;

    // Mapping from owner to operator approvals
    mapping (address => mapping (address => bool)) private _operatorApprovals;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Name change token address
    address private _nctAddress;

    /*
     *     bytes4(keccak256('balanceOf(address)')) == 0x70a08231
     *     bytes4(keccak256('ownerOf(uint256)')) == 0x6352211e
     *     bytes4(keccak256('approve(address,uint256)')) == 0x095ea7b3
     *     bytes4(keccak256('getApproved(uint256)')) == 0x081812fc
     *     bytes4(keccak256('setApprovalForAll(address,bool)')) == 0xa22cb465
     *     bytes4(keccak256('isApprovedForAll(address,address)')) == 0xe985e9c5
     *     bytes4(keccak256('transferFrom(address,address,uint256)')) == 0x23b872dd
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256)')) == 0x42842e0e
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)')) == 0xb88d4fde
     *
     *     => 0x70a08231 ^ 0x6352211e ^ 0x095ea7b3 ^ 0x081812fc ^
     *        0xa22cb465 ^ 0xe985e9c5 ^ 0x23b872dd ^ 0x42842e0e ^ 0xb88d4fde == 0x80ac58cd
     */
    bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd;

    /*
     *     bytes4(keccak256('name()')) == 0x06fdde03
     *     bytes4(keccak256('symbol()')) == 0x95d89b41
     *
     *     => 0x06fdde03 ^ 0x95d89b41 == 0x93254542
     */
    bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x93254542;

    /*
     *     bytes4(keccak256('totalSupply()')) == 0x18160ddd
     *     bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) == 0x2f745c59
     *     bytes4(keccak256('tokenByIndex(uint256)')) == 0x4f6ccce7
     *
     *     => 0x18160ddd ^ 0x2f745c59 ^ 0x4f6ccce7 == 0x780e9d63
     */
    bytes4 private constant _INTERFACE_ID_ERC721_ENUMERABLE = 0x780e9d63;

    // Events
    event NameChange (uint256 indexed maskIndex, string newName);

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor (string memory name, string memory symbol, address nctAddress) {
        _name = name;
        _symbol = symbol;
        _nctAddress = nctAddress;

        // register the supported interfaces to conform to ERC721 via ERC165
        _registerInterface(_INTERFACE_ID_ERC721);
        _registerInterface(_INTERFACE_ID_ERC721_METADATA);
        _registerInterface(_INTERFACE_ID_ERC721_ENUMERABLE);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");

        return _holderTokens[owner].length();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return _tokenOwners.get(tokenId, "ERC721: owner query for nonexistent token");
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256) {
        return _holderTokens[owner].at(index);
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view override returns (uint256) {
        // _tokenOwners are indexed by tokenIds, so .length() returns the number of tokenIds
        return _tokenOwners.length();
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view override returns (uint256) {
        (uint256 tokenId, ) = _tokenOwners.at(index);
        return tokenId;
    }

    /**
     * @dev Returns name of the NFT at index.
     */
    function tokenNameByIndex(uint256 index) public view returns (string memory) {
        return _tokenName[index];
    }

    /**
     * @dev Returns if the name has been reserved.
     */
    function isNameReserved(string memory nameString) public view returns (bool) {
        return _nameReserved[toLower(nameString)];
    }

    /**
     * @dev Returns if the NFT has been minted before reveal phase
     */
    function isMintedBeforeReveal(uint256 index) public view override returns (bool) {
        return _mintedBeforeReveal[index];
    }

    /**
     * @dev Gets current Hashmask Price
     */
    function getNFTPrice() public view returns (uint256) {
        require(block.timestamp >= SALE_START_TIMESTAMP, "Sale has not started");
        require(totalSupply() < MAX_NFT_SUPPLY, "Sale has already ended");

        uint currentSupply = totalSupply();

        if (currentSupply >= 16381) {
            return 100000000000000000000; // 16381 - 16383 100 ETH
        } else if (currentSupply >= 16000) {
            return 3000000000000000000; // 16000 - 16380 3.0 ETH
        } else if (currentSupply >= 15000) {
            return 1700000000000000000; // 15000  - 15999 1.7 ETH
        } else if (currentSupply >= 11000) {
            return 900000000000000000; // 11000 - 14999 0.9 ETH
        } else if (currentSupply >= 7000) {
            return 500000000000000000; // 7000 - 10999 0.5 ETH
        } else if (currentSupply >= 3000) {
            return 300000000000000000; // 3000 - 6999 0.3 ETH
        } else {
            return 100000000000000000; // 0 - 2999 0.1 ETH 
        }
    }

    /**
    * @dev Mints Masks
    */
    function mintNFT(uint256 numberOfNfts) public payable {
        require(totalSupply() < MAX_NFT_SUPPLY, "Sale has already ended");
        require(numberOfNfts > 0, "numberOfNfts cannot be 0");
        require(numberOfNfts <= 20, "You may not buy more than 20 NFTs at once");
        require(totalSupply().add(numberOfNfts) <= MAX_NFT_SUPPLY, "Exceeds MAX_NFT_SUPPLY");
        require(getNFTPrice().mul(numberOfNfts) == msg.value, "Ether value sent is not correct");

        for (uint i = 0; i < numberOfNfts; i++) {
            uint mintIndex = totalSupply();
            if (block.timestamp < REVEAL_TIMESTAMP) {
                _mintedBeforeReveal[mintIndex] = true;
            }
            _safeMint(msg.sender, mintIndex);
        }

        /**
        * Source of randomness. Theoretical miner withhold manipulation possible but should be sufficient in a pragmatic sense
        */
        if (startingIndexBlock == 0 && (totalSupply() == MAX_NFT_SUPPLY || block.timestamp >= REVEAL_TIMESTAMP)) {
            startingIndexBlock = block.number;
        }
    }

    /**
     * @dev Finalize starting index
     */
    function finalizeStartingIndex() public {
        require(startingIndex == 0, "Starting index is already set");
        require(startingIndexBlock != 0, "Starting index block must be set");
        
        startingIndex = uint(blockhash(startingIndexBlock)) % MAX_NFT_SUPPLY;
        // Just a sanity case in the worst case if this function is called late (EVM only stores last 256 block hashes)
        if (block.number.sub(startingIndexBlock) > 255) {
            startingIndex = uint(blockhash(block.number-1)) % MAX_NFT_SUPPLY;
        }
        // Prevent default sequence
        if (startingIndex == 0) {
            startingIndex = startingIndex.add(1);
        }
    }

    /**
     * @dev Changes the name for Hashmask tokenId
     */
    function changeName(uint256 tokenId, string memory newName) public {
        address owner = ownerOf(tokenId);

        require(_msgSender() == owner, "ERC721: caller is not the owner");
        require(validateName(newName) == true, "Not a valid new name");
        require(sha256(bytes(newName)) != sha256(bytes(_tokenName[tokenId])), "New name is same as the current one");
        require(isNameReserved(newName) == false, "Name already reserved");

        IERC20(_nctAddress).transferFrom(msg.sender, address(this), NAME_CHANGE_PRICE);
        // If already named, dereserve old name
        if (bytes(_tokenName[tokenId]).length > 0) {
            toggleReserveName(_tokenName[tokenId], false);
        }
        toggleReserveName(newName, true);
        _tokenName[tokenId] = newName;
        IERC20(_nctAddress).burn(NAME_CHANGE_PRICE);
        emit NameChange(tokenId, newName);
    }

    /**
     * @dev Withdraw ether from this contract (Callable by owner)
    */
    function withdraw() onlyOwner public {
        uint balance = address(this).balance;
        msg.sender.transfer(balance);
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(_msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(address from, address to, uint256 tokenId) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory _data) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(address from, address to, uint256 tokenId, bytes memory _data) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return _tokenOwners.contains(tokenId);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view returns (bool) {
        require(_exists(tokenId), "ERC721: operator query for nonexistent token");
        address owner = ownerOf(tokenId);
        return (spender == owner || getApproved(tokenId) == spender || isApprovedForAll(owner, spender));
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     d*
     * - `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);

        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(address(0), to, tokenId);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId);

        // Clear approvals
        _approve(address(0), tokenId);

        _holderTokens[owner].remove(tokenId);

        _tokenOwners.remove(tokenId);

        emit Transfer(owner, address(0), tokenId);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(address from, address to, uint256 tokenId) internal virtual {
        require(ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

        _holderTokens[from].remove(tokenId);
        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(from, to, tokenId);
    }


    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(address from, address to, uint256 tokenId, bytes memory _data)
        private returns (bool)
    {
        if (!to.isContract()) {
            return true;
        }
        bytes memory returndata = to.functionCall(abi.encodeWithSelector(
            IERC721Receiver(to).onERC721Received.selector,
            _msgSender(),
            from,
            tokenId,
            _data
        ), "ERC721: transfer to non ERC721Receiver implementer");
        bytes4 retval = abi.decode(returndata, (bytes4));
        return (retval == _ERC721_RECEIVED);
    }

    function _approve(address to, uint256 tokenId) private {
        _tokenApprovals[tokenId] = to;
        emit Approval(ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 tokenId) internal virtual { }

    /**
     * @dev Reserves the name if isReserve is set to true, de-reserves if set to false
     */
    function toggleReserveName(string memory str, bool isReserve) internal {
        _nameReserved[toLower(str)] = isReserve;
    }

    /**
     * @dev Check if the name string is valid (Alphanumeric and spaces without leading or trailing space)
     */
    function validateName(string memory str) public pure returns (bool){
        bytes memory b = bytes(str);
        if(b.length < 1) return false;
        if(b.length > 25) return false; // Cannot be longer than 25 characters
        if(b[0] == 0x20) return false; // Leading space
        if (b[b.length - 1] == 0x20) return false; // Trailing space

        bytes1 lastChar = b[0];

        for(uint i; i<b.length; i++){
            bytes1 char = b[i];

            if (char == 0x20 && lastChar == 0x20) return false; // Cannot contain continous spaces

            if(
                !(char >= 0x30 && char <= 0x39) && //9-0
                !(char >= 0x41 && char <= 0x5A) && //A-Z
                !(char >= 0x61 && char <= 0x7A) && //a-z
                !(char == 0x20) //space
            )
                return false;

            lastChar = char;
        }

        return true;
    }

    /**
     * @dev Converts the string to lowercase
     */
    function toLower(string memory str) public pure returns (string memory){
        bytes memory bStr = bytes(str);
        bytes memory bLower = new bytes(bStr.length);
        for (uint i = 0; i < bStr.length; i++) {
            // Uppercase character
            if ((uint8(bStr[i]) >= 65) && (uint8(bStr[i]) <= 90)) {
                bLower[i] = bytes1(uint8(bStr[i]) + 32);
            } else {
                bLower[i] = bStr[i];
            }
        }
        return string(bLower);
    }
}

pragma solidity ^0.7.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts may inherit from this and call {_registerInterface} to declare
 * their support of an interface.
 */
contract ERC165 is IERC165 {
    /*
     * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7
     */
    bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;

    /**
     * @dev Mapping of interface ids to whether or not it's supported.
     */
    mapping(bytes4 => bool) private _supportedInterfaces;

    constructor () {
        // Derived contracts need only register support for their own interfaces,
        // we register support for ERC165 itself here
        _registerInterface(_INTERFACE_ID_ERC165);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     *
     * Time complexity O(1), guaranteed to always use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view override returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

    /**
     * @dev Registers the contract as an implementer of the interface defined by
     * `interfaceId`. Support of the actual ERC165 interface is automatic and
     * registering its interface id is not required.
     *
     * See {IERC165-supportsInterface}.
     *
     * Requirements:
     *
     * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`).
     */
    function _registerInterface(bytes4 interfaceId) internal virtual {
        require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
        _supportedInterfaces[interfaceId] = true;
    }
}

pragma solidity ^0.7.0;

/**
 * @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);
}

pragma solidity ^0.7.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);


    /**
     * TODO: Add comment
     */
    function burn(uint256 burnQuantity) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

import "./ERC165/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    /**
      * @dev Safely transfers `tokenId` token from `from` to `to`.
      *
      * Requirements:
      *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
      * - `tokenId` token must exist and be owned by `from`.
      * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
      * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
      *
      * Emits a {Transfer} event.
      */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {

    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

import "./IERC721Enumerable.sol";

interface IMasks is IERC721Enumerable {
    function isMintedBeforeReveal(uint256 index) external view returns (bool);
}

pragma solidity ^0.7.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.3._
     */
    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 v3.3._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

/*
 * @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 GSN 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 payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

pragma solidity ^0.7.0;

/**
 * @dev Library for managing an enumerable variant of Solidity's
 * https://solidity.readthedocs.io/en/latest/types.html#mapping-types[`mapping`]
 * type.
 *
 * Maps have the following properties:
 *
 * - Entries are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Entries are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableMap for EnumerableMap.UintToAddressMap;
 *
 *     // Declare a set state variable
 *     EnumerableMap.UintToAddressMap private myMap;
 * }
 * ```
 *
 * As of v3.0.0, only maps of type `uint256 -> address` (`UintToAddressMap`) are
 * supported.
 */
library EnumerableMap {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Map type with
    // bytes32 keys and values.
    // The Map implementation uses private functions, and user-facing
    // implementations (such as Uint256ToAddressMap) are just wrappers around
    // the underlying Map.
    // This means that we can only create new EnumerableMaps for types that fit
    // in bytes32.

    struct MapEntry {
        bytes32 _key;
        bytes32 _value;
    }

    struct Map {
        // Storage of map keys and values
        MapEntry[] _entries;

        // Position of the entry defined by a key in the `entries` array, plus 1
        // because index 0 means a key is not in the map.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function _set(Map storage map, bytes32 key, bytes32 value) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex == 0) { // Equivalent to !contains(map, key)
            map._entries.push(MapEntry({ _key: key, _value: value }));
            // The entry is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            map._indexes[key] = map._entries.length;
            return true;
        } else {
            map._entries[keyIndex - 1]._value = value;
            return false;
        }
    }

    /**
     * @dev Removes a key-value pair from a map. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function _remove(Map storage map, bytes32 key) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex != 0) { // Equivalent to contains(map, key)
            // To delete a key-value pair from the _entries array in O(1), we swap the entry to delete with the last one
            // in the array, and then remove the last entry (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = keyIndex - 1;
            uint256 lastIndex = map._entries.length - 1;

            // When the entry to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            MapEntry storage lastEntry = map._entries[lastIndex];

            // Move the last entry to the index where the entry to delete is
            map._entries[toDeleteIndex] = lastEntry;
            // Update the index for the moved entry
            map._indexes[lastEntry._key] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved entry was stored
            map._entries.pop();

            // Delete the index for the deleted slot
            delete map._indexes[key];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function _contains(Map storage map, bytes32 key) private view returns (bool) {
        return map._indexes[key] != 0;
    }

    /**
     * @dev Returns the number of key-value pairs in the map. O(1).
     */
    function _length(Map storage map) private view returns (uint256) {
        return map._entries.length;
    }

   /**
    * @dev Returns the key-value pair stored at position `index` in the map. O(1).
    *
    * Note that there are no guarantees on the ordering of entries inside the
    * array, and it may change when more entries are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Map storage map, uint256 index) private view returns (bytes32, bytes32) {
        require(map._entries.length > index, "EnumerableMap: index out of bounds");

        MapEntry storage entry = map._entries[index];
        return (entry._key, entry._value);
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function _get(Map storage map, bytes32 key) private view returns (bytes32) {
        return _get(map, key, "EnumerableMap: nonexistent key");
    }

    /**
     * @dev Same as {_get}, with a custom error message when `key` is not in the map.
     */
    function _get(Map storage map, bytes32 key, string memory errorMessage) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, errorMessage); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    // UintToAddressMap

    struct UintToAddressMap {
        Map _inner;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function set(UintToAddressMap storage map, uint256 key, address value) internal returns (bool) {
        return _set(map._inner, bytes32(key), bytes32(uint256(value)));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function remove(UintToAddressMap storage map, uint256 key) internal returns (bool) {
        return _remove(map._inner, bytes32(key));
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function contains(UintToAddressMap storage map, uint256 key) internal view returns (bool) {
        return _contains(map._inner, bytes32(key));
    }

    /**
     * @dev Returns the number of elements in the map. O(1).
     */
    function length(UintToAddressMap storage map) internal view returns (uint256) {
        return _length(map._inner);
    }

   /**
    * @dev Returns the element stored at position `index` in the set. O(1).
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintToAddressMap storage map, uint256 index) internal view returns (uint256, address) {
        (bytes32 key, bytes32 value) = _at(map._inner, index);
        return (uint256(key), address(uint256(value)));
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function get(UintToAddressMap storage map, uint256 key) internal view returns (address) {
        return address(uint256(_get(map._inner, bytes32(key))));
    }

    /**
     * @dev Same as {get}, with a custom error message when `key` is not in the map.
     */
    function get(UintToAddressMap storage map, uint256 key, string memory errorMessage) internal view returns (address) {
        return address(uint256(_get(map._inner, bytes32(key), errorMessage)));
    }
}

pragma solidity ^0.7.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.0.0, only sets of type `address` (`AddressSet`) and `uint256`
 * (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

    struct Set {
        // Storage of set values
        bytes32[] _values;

        // Position of the value in the `values` array, plus 1 because index 0
        // means a value is not in the set.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function _add(Set storage set, bytes32 value) private returns (bool) {
        if (!_contains(set, value)) {
            set._values.push(value);
            // The value is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            set._indexes[value] = set._values.length;
            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function _remove(Set storage set, bytes32 value) private returns (bool) {
        // We read and store the value's index to prevent multiple reads from the same storage slot
        uint256 valueIndex = set._indexes[value];

        if (valueIndex != 0) { // Equivalent to contains(set, value)
            // To delete an element from the _values array in O(1), we swap the element to delete with the last one in
            // the array, and then remove the last element (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = valueIndex - 1;
            uint256 lastIndex = set._values.length - 1;

            // When the value to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            bytes32 lastvalue = set._values[lastIndex];

            // Move the last value to the index where the value to delete is
            set._values[toDeleteIndex] = lastvalue;
            // Update the index for the moved value
            set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved value was stored
            set._values.pop();

            // Delete the index for the deleted slot
            delete set._indexes[value];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function _contains(Set storage set, bytes32 value) private view returns (bool) {
        return set._indexes[value] != 0;
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function _length(Set storage set) private view returns (uint256) {
        return set._values.length;
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Set storage set, uint256 index) private view returns (bytes32) {
        require(set._values.length > index, "EnumerableSet: index out of bounds");
        return set._values[index];
    }

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value) internal returns (bool) {
        return _add(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value) internal returns (bool) {
        return _remove(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value) internal view returns (bool) {
        return _contains(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(AddressSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(AddressSet storage set, uint256 index) internal view returns (address) {
        return address(uint256(_at(set._inner, index)));
    }


    // UintSet

    struct UintSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(UintSet storage set, uint256 value) internal returns (bool) {
        return _add(set._inner, bytes32(value));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(UintSet storage set, uint256 value) internal returns (bool) {
        return _remove(set._inner, bytes32(value));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(UintSet storage set, uint256 value) internal view returns (bool) {
        return _contains(set._inner, bytes32(value));
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function length(UintSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintSet storage set, uint256 index) internal view returns (uint256) {
        return uint256(_at(set._inner, index));
    }
}

pragma solidity ^0.7.0;

import "./Context.sol";

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 () {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(_owner == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = 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");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

pragma solidity ^0.7.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @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) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @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 sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @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) {
        // 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 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts 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) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts 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) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts 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 mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message 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, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

pragma solidity ^0.7.0;

/**
 * @dev String operations.
 */
library Strings {
    /**
     * @dev Converts a `uint256` to its ASCII `string` representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        uint256 index = digits - 1;
        temp = value;
        while (temp != 0) {
            buffer[index--] = byte(uint8(48 + temp % 10));
            temp /= 10;
        }
        return string(buffer);
    }
}

{
  "remappings": [],
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "evmVersion": "istanbul",
  "libraries": {},
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"address","name":"nctAddress","type":"address"}],"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":"uint256","name":"maskIndex","type":"uint256"},{"indexed":false,"internalType":"string","name":"newName","type":"string"}],"name":"NameChange","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":"HASHMASKS_PROVENANCE","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_NFT_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"NAME_CHANGE_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"REVEAL_TIMESTAMP","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":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"string","name":"newName","type":"string"}],"name":"changeName","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"finalizeStartingIndex","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getNFTPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"index","type":"uint256"}],"name":"isMintedBeforeReveal","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"nameString","type":"string"}],"name":"isNameReserved","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"numberOfNfts","type":"uint256"}],"name":"mintNFT","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"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":"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":[],"name":"startingIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"startingIndexBlock","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":"string","name":"str","type":"string"}],"name":"toLower","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenNameByIndex","outputs":[{"internalType":"string","name":"","type":"string"}],"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":[],"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":[{"internalType":"string","name":"str","type":"string"}],"name":"validateName","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000008a9c4dfe8b9d8962b31e4e16f8321c44d48e246e0000000000000000000000000000000000000000000000000000000000000009486173686d61736b7300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002484d000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : name (string): Hashmasks
Arg [1] : symbol (string): HM
Arg [2] : nctAddress (address): 0x8A9c4dfe8b9D8962B31e4e16F8321C44d48e246E

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 0000000000000000000000008a9c4dfe8b9d8962b31e4e16f8321c44d48e246e
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000009
Arg [4] : 486173686d61736b730000000000000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000002
Arg [6] : 484d000000000000000000000000000000000000000000000000000000000000