Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity 0.8.13;

import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "./lib/IWCNFTErrorCodes.sol";
import "./lib/WCNFTToken.sol";
import "./lib/ERC721AOpensea.sol";
import "./lib/SteppedDutchAuction.sol";

contract EkosGenesisArtCollection is
    ReentrancyGuard,
    SteppedDutchAuction,
    WCNFTToken,
    IWCNFTErrorCodes,
    ERC721AOpensea
{
    struct User {
        uint216 contribution; // cumulative sum of ETH bids
        uint32 tokensClaimed; // tracker for claimed tokens
        bool refundClaimed; // has user been refunded yet
    }

    struct ReceiverData {
        address to; // address to send tokens to
        uint32 numberOfTokens; // number of tokens to send
    }

    mapping(address => User) public userData;
    uint256 public numberOfBids; // used externally to make sure we have all bids
    uint256 public price;
    uint256 public constant MAX_SUPPLY = 995;
    uint256 public auctionTotal;
    uint256 public minimumPreBuyPrice;

    string public provenance;
    string private _baseURIextended;
    address payable public immutable shareholderAddress;
    bool public preBuyActive;

    /// Emitted when a bid has been placed
    event Bid(
        address indexed bidder,
        uint256 bidAmount,
        uint256 bidderTotal,
        uint256 auctionTotal,
        uint256 numberOfBids,
        uint256 currentAuctionPrice
    );

    /// Emitted when a deposit is made in the pre buy phase
    event Deposit(
        address indexed depositor,
        uint256 depositAmount,
        uint256 depositTotal,
        uint256 auctionTotal,
        uint256 currentPreBuyPrice
    );

    /// Emitted when a refund has failed
    event RefundFailed(address to, uint256 refundValue);

    /// Clearing price has been set
    error PriceHasBeenSet();

    /// Clearing price has not been set
    error PriceHasNotBeenSet();

    /// Bid is less than minimum amount
    error LowerThanMinimumBidAmount();

    /// User can still add bids
    error UserCanStillAddBids();

    /// Trying to send more tokens than they purchased
    error SendingMoreThanPurchased();

    /// Address has already claimed their refund
    error RefundClaimed();

    /// Already sent tokens to this address
    error TokensAlreadySent();

    /// Pre buy phase is not active
    error PreBuyIsNotActive();

    /// Pre buy phase is active
    error PreBuyIsActive();

    /// Deposit is less than minimum amount
    error LowerThanMinimumDepositAmount();

    /// Dutch auction has started
    error DutchAuctionHasStarted();

    constructor(address payable shareholderAddress_)
        ERC721A("EkosGenesisArtCollection", "EGA")
        WCNFTToken()
    {
        if (shareholderAddress_ == address(0)) revert ZeroAddressProvided();

        // set immutable variables
        shareholderAddress = shareholderAddress_;
    }

    /**
     * @dev checks to see if amount of tokens to be minted would exceed the
     *   maximum supply allowed
     * @param numberOfTokens the number of tokens to be minted
     */
    modifier supplyAvailable(uint256 numberOfTokens) {
        if (_totalMinted() + numberOfTokens > MAX_SUPPLY)
            revert ExceedsMaximumSupply();
        _;
    }

    /**
     * @dev checks if pre buy is active
     */
    modifier isPreBuyActive() {
        if (!preBuyActive) revert PreBuyIsNotActive();
        _;
    }

    /***************************************************************************
     * Pre buy phase
     */

    /**
     * @notice allows pre buy phase. Cannot be executed if price has been set or
     *   if auction is active.
     * @param state the state of the pre buy phase
     */
    function setPreBuyActive(bool state) external onlyRole(SUPPORT_ROLE) {
        if (auctionActive) revert DutchAuctionIsActive();
        if (price != 0) revert PriceHasBeenSet();
        preBuyActive = state;
    }

    /**
     * @notice set the minimum deposit price for pre buy phase
     * @dev set this price in wei, not eth!
     * @param minimumPreBuyPriceInWei new price, set in wei
     */
    function setMinimumPreBuyPrice(uint256 minimumPreBuyPriceInWei)
        external
        onlyRole(SUPPORT_ROLE)
    {
        minimumPreBuyPrice = minimumPreBuyPriceInWei;
    }

    /**
     * @notice place a deposit in ETH or add to your existing deposit. Calling this
     *   multiple times will increase your deposit amount. All bids placed are final
     *   and cannot be reversed.
     */
    function deposit() external payable isPreBuyActive {
        User storage bidder = userData[msg.sender]; // get user's current bid total
        uint256 contribution_ = bidder.contribution; // bidder.contribution is uint216
        uint256 auctionTotal_ = auctionTotal;
        unchecked {
            // does not overflow
            contribution_ += msg.value;
            auctionTotal_ += msg.value;
            auctionTotal = auctionTotal_;
        }

        if (contribution_ < minimumPreBuyPrice)
            revert LowerThanMinimumDepositAmount();
        bidder.contribution = uint216(contribution_);
        emit Deposit(
            msg.sender,
            msg.value,
            contribution_,
            auctionTotal_,
            minimumPreBuyPrice
        );
    }

    /***************************************************************************
     * Auction
     */

    /**
     * @notice See {SteppedDutchAuction-_createNewAuction}.
     */
    function createNewAuction(
        uint256 startPrice,
        uint256 finalPrice,
        uint256 priceStep,
        uint256 timeStepSeconds
    ) external onlyRole(SUPPORT_ROLE) {
        if (startTime > 0) revert DutchAuctionHasStarted();

        _createNewAuction(startPrice, finalPrice, priceStep, timeStepSeconds);
    }

    /**
     * @notice See {SteppedDutchAuction-_startAuction}. Cannot be executed if
     *   price has been set or if pre buy phase is active.
     */
    function startAuction() external onlyRole(SUPPORT_ROLE) {
        if (preBuyActive) revert PreBuyIsActive();
        if (price != 0) revert PriceHasBeenSet();
        _startAuction();
    }

    /**
     * @notice See {SteppedDutchAuction-_resumeAuction}. Cannot be executed if
     *   price has been set.
     */
    function resumeAuction() external onlyRole(SUPPORT_ROLE) {
        if (price != 0) revert PriceHasBeenSet();
        _resumeAuction();
    }

    /**
     * @notice See {SteppedDutchAuction-_endAuction}.
     */
    function endAuction() external onlyRole(SUPPORT_ROLE) {
        _endAuction();
    }

    /**
     * @notice place a bid in ETH or add to your existing bid. Calling this
     *   multiple times will increase your bid amount. All bids placed are final
     *   and cannot be reversed.
     */
    function bid() external payable isAuctionActive {
        User storage bidder = userData[msg.sender]; // get user's current bid total
        uint256 contribution_ = bidder.contribution; // bidder.contribution is uint216
        uint256 auctionTotal_ = auctionTotal;
        unchecked {
            // does not overflow
            numberOfBids++;
            contribution_ += msg.value;
            auctionTotal_ += msg.value;
            auctionTotal = auctionTotal_;
        }

        uint256 currentAuctionPrice = getAuctionPrice();
        if (contribution_ < currentAuctionPrice)
            revert LowerThanMinimumBidAmount();
        bidder.contribution = uint216(contribution_);
        emit Bid(
            msg.sender,
            msg.value,
            contribution_,
            auctionTotal_,
            numberOfBids,
            currentAuctionPrice
        );
    }

    /**
     * @notice set the clearing price after all bids have been placed.
     * @dev set this price in wei, not eth!
     * @param priceInWei_ new price, set in wei
     */
    function setPrice(uint256 priceInWei_) external onlyOwner {
        if (auctionActive) revert UserCanStillAddBids();
        price = priceInWei_;
    }

    /**
     * @dev handles all minting.
     * @param to address to mint tokens to.
     * @param numberOfTokens number of tokens to mint.
     */
    function _internalMint(address to, uint256 numberOfTokens)
        internal
        supplyAvailable(numberOfTokens)
    {
        _safeMint(to, numberOfTokens);
    }

    /**
     * @dev get the maximum number of tokens purchased by an address, after the
     *   clearing price has been set.
     * @param a address to query.
     */
    function amountPurchased(address a) external view returns (uint256) {
        if (price == 0) revert PriceHasNotBeenSet();
        return userData[a].contribution / price;
    }

    /**
     * @dev use to get amountPurchased() for arbitrary contribution and price
     * @param _contribution theoretical bid contribution
     * @param _price theoretical clearing price
     */
    function _amountPurchased(uint256 _contribution, uint256 _price)
        internal
        pure
        returns (uint256)
    {
        return _contribution / _price;
    }

    /**
     * @dev handles multiple send tokens and refund methods.
     * @param receiver address to send tokens and refund.
     */
    function _sendTokensAndRefund(ReceiverData calldata receiver) internal {
        uint256 price_ = price;

        address to = receiver.to;
        uint32 numberOfTokens = receiver.numberOfTokens;
        User storage user = userData[to]; // get user data
        uint256 userContribution = user.contribution;

        // send tokens first, calculate the maximum amount of tokens purchased
        uint256 maxNumberOfTokens = _amountPurchased(userContribution, price_);
        if (numberOfTokens > maxNumberOfTokens)
            revert SendingMoreThanPurchased();

        if (numberOfTokens > 0) {
            if (user.tokensClaimed != 0) revert TokensAlreadySent();
            user.tokensClaimed = uint32(numberOfTokens);
            _internalMint(to, numberOfTokens);
        }

        // send refund
        if (user.refundClaimed) revert RefundClaimed();
        user.refundClaimed = true;
        uint256 refundValue = userContribution - (price_ * numberOfTokens);

        if (refundValue > 0) {
            bool success;
            assembly {
                success := call(30000, to, refundValue, 0, 0, 0, 0)
            }
            if (!success) emit RefundFailed(to, refundValue);
        }
    }

    /**
     * @notice send refunds and tokens to an address.
     * @dev can only be called after the clearing price has been set.
     * @param receiver address to send tokens and refund.
     */
    function sendTokensAndRefund(ReceiverData calldata receiver)
        external
        onlyOwner
        nonReentrant
    {
        if (price == 0) revert PriceHasNotBeenSet();

        _sendTokensAndRefund(receiver);
    }

    /**
     * @notice send refunds and tokens to a batch of addresses.
     * @param receivers array of addresses to send tokens and refunds.
     */
    function sendTokensAndRefundBatch(ReceiverData[] calldata receivers)
        external
        onlyOwner
        nonReentrant
    {
        if (price == 0) revert PriceHasNotBeenSet();

        uint256 receiversLength = receivers.length;
        for (uint256 i; i < receiversLength; i++) {
            _sendTokensAndRefund(receivers[i]);
        }
    }

    /***************************************************************************
     * Admin
     */

    /**
     * @dev reserves a number of tokens
     * @param to recipient address
     * @param numberOfTokens the number of tokens to be minted
     */
    function devMint(address to, uint256 numberOfTokens)
        external
        onlyRole(SUPPORT_ROLE)
        nonReentrant
    {
        _internalMint(to, numberOfTokens);
    }

    /***************************************************************************
     * Tokens
     */

    /**
     * @dev sets the base uri for {_baseURI}
     * @param baseURI_ the base uri
     */
    function setBaseURI(string calldata baseURI_)
        external
        onlyRole(SUPPORT_ROLE)
    {
        _baseURIextended = baseURI_;
    }

    /**
     * @dev See {ERC721-_baseURI}.
     */
    function _baseURI() internal view virtual override returns (string memory) {
        return _baseURIextended;
    }

    /**
     * @dev sets the provenance hash
     * @param provenance_ the provenance hash
     */
    function setProvenance(string calldata provenance_)
        external
        onlyRole(SUPPORT_ROLE)
    {
        provenance = provenance_;
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     * @param interfaceId the interface id
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(ERC721AOpensea, WCNFTToken)
        returns (bool)
    {
        return
            ERC721AOpensea.supportsInterface(interfaceId) ||
            WCNFTToken.supportsInterface(interfaceId);
    }

    /***************************************************************************
     * Withdraw
     */

    /**
     * @dev withdraws ether from the contract to the shareholder address
     */
    function withdraw() external onlyOwner nonReentrant {
        (bool success, ) = shareholderAddress.call{
            value: address(this).balance
        }("");
        if (!success) revert WithdrawFailed();
    }
}

// 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 v4.7.0) (token/common/ERC2981.sol)

pragma solidity ^0.8.0;

import "../../interfaces/IERC2981.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information.
 *
 * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for
 * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first.
 *
 * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the
 * fee is specified in basis points by default.
 *
 * IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See
 * https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to
 * voluntarily pay royalties together with sales, but note that this standard is not yet widely supported.
 *
 * _Available since v4.5._
 */
abstract contract ERC2981 is IERC2981, ERC165 {
    struct RoyaltyInfo {
        address receiver;
        uint96 royaltyFraction;
    }

    RoyaltyInfo private _defaultRoyaltyInfo;
    mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) {
        return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @inheritdoc IERC2981
     */
    function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual override returns (address, uint256) {
        RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId];

        if (royalty.receiver == address(0)) {
            royalty = _defaultRoyaltyInfo;
        }

        uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator();

        return (royalty.receiver, royaltyAmount);
    }

    /**
     * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a
     * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an
     * override.
     */
    function _feeDenominator() internal pure virtual returns (uint96) {
        return 10000;
    }

    /**
     * @dev Sets the royalty information that all ids in this contract will default to.
     *
     * Requirements:
     *
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual {
        require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
        require(receiver != address(0), "ERC2981: invalid receiver");

        _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator);
    }

    /**
     * @dev Removes default royalty information.
     */
    function _deleteDefaultRoyalty() internal virtual {
        delete _defaultRoyaltyInfo;
    }

    /**
     * @dev Sets the royalty information for a specific token id, overriding the global default.
     *
     * Requirements:
     *
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function _setTokenRoyalty(
        uint256 tokenId,
        address receiver,
        uint96 feeNumerator
    ) internal virtual {
        require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
        require(receiver != address(0), "ERC2981: Invalid parameters");

        _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator);
    }

    /**
     * @dev Resets royalty information for the token id back to the global default.
     */
    function _resetTokenRoyalty(uint256 tokenId) internal virtual {
        delete _tokenRoyaltyInfo[tokenId];
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.13;

import "erc721a/contracts/extensions/ERC721AQueryable.sol";
import "../external/ClosedSeaOperatorFilterer-1.0.0.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

abstract contract ERC721AOpensea is
    ERC721AQueryable,
    OperatorFilterer,
    Ownable
{
    bool public operatorFilteringEnabled;

    constructor() {
        _registerForOperatorFiltering();
        operatorFilteringEnabled = true;
    }

    /***************************************************************************
     * Operator Filterer
     */

    /**
     * @dev See {IERC721A-setApprovalForAll}.
     * @param operator address representing an operator
     * @param approved enables or disables the operator to approve transactions
     *  on behalf of the owner
     */
    function setApprovalForAll(address operator, bool approved)
        public
        override(IERC721A, ERC721A)
        onlyAllowedOperatorApproval(operator)
    {
        super.setApprovalForAll(operator, approved);
    }

    /**
     * @dev See {IERC721A-approve}.
     * @param operator address representing an operator of the given token ID
     * @param tokenId uint256 ID of the token to be approved
     */
    function approve(address operator, uint256 tokenId)
        public
        payable
        override(IERC721A, ERC721A)
        onlyAllowedOperatorApproval(operator)
    {
        super.approve(operator, tokenId);
    }

    /**
     * @dev See {IERC721A-transferFrom}.
     * @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
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public payable override(IERC721A, ERC721A) onlyAllowedOperator(from) {
        super.transferFrom(from, to, tokenId);
    }

    /**
     * @dev See {IERC721A-safeTransferFrom}.
     * @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
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public payable override(IERC721A, ERC721A) onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId);
    }

    /**
     * @dev See {IERC721A-safeTransferFrom}.
     * @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
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) public payable override(IERC721A, ERC721A) onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId, data);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     * @param interfaceId the interface id
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(IERC721A, ERC721A)
        returns (bool)
    {
        // Supports the following `interfaceId`s:
        // - IERC165: 0x01ffc9a7
        // - IERC721: 0x80ac58cd
        // - IERC721Metadata: 0x5b5e139f
        return ERC721A.supportsInterface(interfaceId);
    }

    /**
     * @dev sets the state of the operator filter
     */
    function setOperatorFilteringEnabled(bool value) public onlyOwner {
        operatorFilteringEnabled = value;
    }

    /**
     * @dev returns true if operating filter is enabled
     */
    function _operatorFilteringEnabled() internal view override returns (bool) {
        return operatorFilteringEnabled;
    }

    /**
     * @dev returns true if address is the OpenSea Seaport Conduit
     */
    function _isPriorityOperator(address operator)
        internal
        pure
        override
        returns (bool)
    {
        // OpenSea Seaport Conduit:
        // https://etherscan.io/address/0x1E0049783F008A0085193E00003D00cd54003c71
        // https://goerli.etherscan.io/address/0x1E0049783F008A0085193E00003D00cd54003c71
        return operator == address(0x1E0049783F008A0085193E00003D00cd54003c71);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.13;

/// @notice Optimized and flexible operator filterer to abide to OpenSea's
/// mandatory on-chain royalty enforcement in order for new collections to
/// receive royalties.
/// For more information, see:
/// See: https://github.com/ProjectOpenSea/operator-filter-registry
abstract contract OperatorFilterer {
    /// @dev The default OpenSea operator blocklist subscription.
    address internal constant _DEFAULT_SUBSCRIPTION = 0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6;

    /// @dev The OpenSea operator filter registry.
    address internal constant _OPERATOR_FILTER_REGISTRY = 0x000000000000AAeB6D7670E522A718067333cd4E;

    /// @dev Registers the current contract to OpenSea's operator filter,
    /// and subscribe to the default OpenSea operator blocklist.
    /// Note: Will not revert nor update existing settings for repeated registration.
    function _registerForOperatorFiltering() internal virtual {
        _registerForOperatorFiltering(_DEFAULT_SUBSCRIPTION, true);
    }

    /// @dev Registers the current contract to OpenSea's operator filter.
    /// Note: Will not revert nor update existing settings for repeated registration.
    function _registerForOperatorFiltering(address subscriptionOrRegistrantToCopy, bool subscribe)
        internal
        virtual
    {
        /// @solidity memory-safe-assembly
        assembly {
            let functionSelector := 0x7d3e3dbe // `registerAndSubscribe(address,address)`.

            // Clean the upper 96 bits of `subscriptionOrRegistrantToCopy` in case they are dirty.
            subscriptionOrRegistrantToCopy := shr(96, shl(96, subscriptionOrRegistrantToCopy))

            for {} iszero(subscribe) {} {
                if iszero(subscriptionOrRegistrantToCopy) {
                    functionSelector := 0x4420e486 // `register(address)`.
                    break
                }
                functionSelector := 0xa0af2903 // `registerAndCopyEntries(address,address)`.
                break
            }
            // Store the function selector.
            mstore(0x00, shl(224, functionSelector))
            // Store the `address(this)`.
            mstore(0x04, address())
            // Store the `subscriptionOrRegistrantToCopy`.
            mstore(0x24, subscriptionOrRegistrantToCopy)
            // Register into the registry.
            if iszero(call(gas(), _OPERATOR_FILTER_REGISTRY, 0, 0x00, 0x44, 0x00, 0x04)) {
                // If the function selector has not been overwritten,
                // it is an out-of-gas error.
                if eq(shr(224, mload(0x00)), functionSelector) {
                    // To prevent gas under-estimation.
                    revert(0, 0)
                }
            }
            // Restore the part of the free memory pointer that was overwritten,
            // which is guaranteed to be zero, because of Solidity's memory size limits.
            mstore(0x24, 0)
        }
    }

    /// @dev Modifier to guard a function and revert if the caller is a blocked operator.
    modifier onlyAllowedOperator(address from) virtual {
        if (from != msg.sender) {
            if (!_isPriorityOperator(msg.sender)) {
                if (_operatorFilteringEnabled()) _revertIfBlocked(msg.sender);
            }
        }
        _;
    }

    /// @dev Modifier to guard a function from approving a blocked operator..
    modifier onlyAllowedOperatorApproval(address operator) virtual {
        if (!_isPriorityOperator(operator)) {
            if (_operatorFilteringEnabled()) _revertIfBlocked(operator);
        }
        _;
    }

    /// @dev Helper function that reverts if the `operator` is blocked by the registry.
    function _revertIfBlocked(address operator) private view {
        /// @solidity memory-safe-assembly
        assembly {
            // Store the function selector of `isOperatorAllowed(address,address)`,
            // shifted left by 6 bytes, which is enough for 8tb of memory.
            // We waste 6-3 = 3 bytes to save on 6 runtime gas (PUSH1 0x224 SHL).
            mstore(0x00, 0xc6171134001122334455)
            // Store the `address(this)`.
            mstore(0x1a, address())
            // Store the `operator`.
            mstore(0x3a, operator)

            // `isOperatorAllowed` always returns true if it does not revert.
            if iszero(staticcall(gas(), _OPERATOR_FILTER_REGISTRY, 0x16, 0x44, 0x00, 0x00)) {
                // Bubble up the revert if the staticcall reverts.
                returndatacopy(0x00, 0x00, returndatasize())
                revert(0x00, returndatasize())
            }

            // We'll skip checking if `from` is inside the blacklist.
            // Even though that can block transferring out of wrapper contracts,
            // we don't want tokens to be stuck.

            // Restore the part of the free memory pointer that was overwritten,
            // which is guaranteed to be zero, if less than 8tb of memory is used.
            mstore(0x3a, 0)
        }
    }

    /// @dev For deriving contracts to override, so that operator filtering
    /// can be turned on / off.
    /// Returns true by default.
    function _operatorFilteringEnabled() internal view virtual returns (bool) {
        return true;
    }

    /// @dev For deriving contracts to override, so that preferred marketplaces can
    /// skip operator filtering, helping users save gas.
    /// Returns false for all inputs by default.
    function _isPriorityOperator(address) internal view virtual returns (bool) {
        return false;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.3
// Creator: Chiru Labs

pragma solidity ^0.8.4;

/**
 * @dev Interface of ERC721A.
 */
interface IERC721A {
    /**
     * The caller must own the token or be an approved operator.
     */
    error ApprovalCallerNotOwnerNorApproved();

    /**
     * The token does not exist.
     */
    error ApprovalQueryForNonexistentToken();

    /**
     * Cannot query the balance for the zero address.
     */
    error BalanceQueryForZeroAddress();

    /**
     * Cannot mint to the zero address.
     */
    error MintToZeroAddress();

    /**
     * The quantity of tokens minted must be more than zero.
     */
    error MintZeroQuantity();

    /**
     * The token does not exist.
     */
    error OwnerQueryForNonexistentToken();

    /**
     * The caller must own the token or be an approved operator.
     */
    error TransferCallerNotOwnerNorApproved();

    /**
     * The token must be owned by `from`.
     */
    error TransferFromIncorrectOwner();

    /**
     * Cannot safely transfer to a contract that does not implement the
     * ERC721Receiver interface.
     */
    error TransferToNonERC721ReceiverImplementer();

    /**
     * Cannot transfer to the zero address.
     */
    error TransferToZeroAddress();

    /**
     * The token does not exist.
     */
    error URIQueryForNonexistentToken();

    /**
     * The `quantity` minted with ERC2309 exceeds the safety limit.
     */
    error MintERC2309QuantityExceedsLimit();

    /**
     * The `extraData` cannot be set on an unintialized ownership slot.
     */
    error OwnershipNotInitializedForExtraData();

    // =============================================================
    //                            STRUCTS
    // =============================================================

    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Stores the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
        // Arbitrary data similar to `startTimestamp` that can be set via {_extraData}.
        uint24 extraData;
    }

    // =============================================================
    //                         TOKEN COUNTERS
    // =============================================================

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count.
     * To get the total number of tokens minted, please see {_totalMinted}.
     */
    function totalSupply() external view returns (uint256);

    // =============================================================
    //                            IERC165
    // =============================================================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);

    // =============================================================
    //                            IERC721
    // =============================================================

    /**
     * @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,
        bytes calldata data
    ) external payable;

    /**
     * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external payable;

    /**
     * @dev Transfers `tokenId` 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 payable;

    /**
     * @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 payable;

    /**
     * @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);

    // =============================================================
    //                        IERC721Metadata
    // =============================================================

    /**
     * @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);

    // =============================================================
    //                           IERC2309
    // =============================================================

    /**
     * @dev Emitted when tokens in `fromTokenId` to `toTokenId`
     * (inclusive) is transferred from `from` to `to`, as defined in the
     * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309) standard.
     *
     * See {_mintERC2309} for more details.
     */
    event ConsecutiveTransfer(uint256 indexed fromTokenId, uint256 toTokenId, address indexed from, address indexed to);
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.3
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '../IERC721A.sol';

/**
 * @dev Interface of ERC721AQueryable.
 */
interface IERC721AQueryable is IERC721A {
    /**
     * Invalid query range (`start` >= `stop`).
     */
    error InvalidQueryRange();

    /**
     * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting.
     *
     * If the `tokenId` is out of bounds:
     *
     * - `addr = address(0)`
     * - `startTimestamp = 0`
     * - `burned = false`
     * - `extraData = 0`
     *
     * If the `tokenId` is burned:
     *
     * - `addr = <Address of owner before token was burned>`
     * - `startTimestamp = <Timestamp when token was burned>`
     * - `burned = true`
     * - `extraData = <Extra data when token was burned>`
     *
     * Otherwise:
     *
     * - `addr = <Address of owner>`
     * - `startTimestamp = <Timestamp of start of ownership>`
     * - `burned = false`
     * - `extraData = <Extra data at start of ownership>`
     */
    function explicitOwnershipOf(uint256 tokenId) external view returns (TokenOwnership memory);

    /**
     * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order.
     * See {ERC721AQueryable-explicitOwnershipOf}
     */
    function explicitOwnershipsOf(uint256[] memory tokenIds) external view returns (TokenOwnership[] memory);

    /**
     * @dev Returns an array of token IDs owned by `owner`,
     * in the range [`start`, `stop`)
     * (i.e. `start <= tokenId < stop`).
     *
     * This function allows for tokens to be queried if the collection
     * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}.
     *
     * Requirements:
     *
     * - `start < stop`
     */
    function tokensOfOwnerIn(
        address owner,
        uint256 start,
        uint256 stop
    ) external view returns (uint256[] memory);

    /**
     * @dev Returns an array of token IDs owned by `owner`.
     *
     * This function scans the ownership mapping and is O(`totalSupply`) in complexity.
     * It is meant to be called off-chain.
     *
     * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into
     * multiple smaller scans if the collection is large enough to cause
     * an out-of-gas error (10K collections should be fine).
     */
    function tokensOfOwner(address owner) external view returns (uint256[] memory);
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.3
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721A.sol';

/**
 * @dev Interface of ERC721 token receiver.
 */
interface ERC721A__IERC721Receiver {
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

/**
 * @title ERC721A
 *
 * @dev Implementation of the [ERC721](https://eips.ethereum.org/EIPS/eip-721)
 * Non-Fungible Token Standard, including the Metadata extension.
 * Optimized for lower gas during batch mints.
 *
 * Token IDs are minted in sequential order (e.g. 0, 1, 2, 3, ...)
 * starting from `_startTokenId()`.
 *
 * Assumptions:
 *
 * - An owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 * - The maximum token ID cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721A is IERC721A {
    // Bypass for a `--via-ir` bug (https://github.com/chiru-labs/ERC721A/pull/364).
    struct TokenApprovalRef {
        address value;
    }

    // =============================================================
    //                           CONSTANTS
    // =============================================================

    // Mask of an entry in packed address data.
    uint256 private constant _BITMASK_ADDRESS_DATA_ENTRY = (1 << 64) - 1;

    // The bit position of `numberMinted` in packed address data.
    uint256 private constant _BITPOS_NUMBER_MINTED = 64;

    // The bit position of `numberBurned` in packed address data.
    uint256 private constant _BITPOS_NUMBER_BURNED = 128;

    // The bit position of `aux` in packed address data.
    uint256 private constant _BITPOS_AUX = 192;

    // Mask of all 256 bits in packed address data except the 64 bits for `aux`.
    uint256 private constant _BITMASK_AUX_COMPLEMENT = (1 << 192) - 1;

    // The bit position of `startTimestamp` in packed ownership.
    uint256 private constant _BITPOS_START_TIMESTAMP = 160;

    // The bit mask of the `burned` bit in packed ownership.
    uint256 private constant _BITMASK_BURNED = 1 << 224;

    // The bit position of the `nextInitialized` bit in packed ownership.
    uint256 private constant _BITPOS_NEXT_INITIALIZED = 225;

    // The bit mask of the `nextInitialized` bit in packed ownership.
    uint256 private constant _BITMASK_NEXT_INITIALIZED = 1 << 225;

    // The bit position of `extraData` in packed ownership.
    uint256 private constant _BITPOS_EXTRA_DATA = 232;

    // Mask of all 256 bits in a packed ownership except the 24 bits for `extraData`.
    uint256 private constant _BITMASK_EXTRA_DATA_COMPLEMENT = (1 << 232) - 1;

    // The mask of the lower 160 bits for addresses.
    uint256 private constant _BITMASK_ADDRESS = (1 << 160) - 1;

    // The maximum `quantity` that can be minted with {_mintERC2309}.
    // This limit is to prevent overflows on the address data entries.
    // For a limit of 5000, a total of 3.689e15 calls to {_mintERC2309}
    // is required to cause an overflow, which is unrealistic.
    uint256 private constant _MAX_MINT_ERC2309_QUANTITY_LIMIT = 5000;

    // The `Transfer` event signature is given by:
    // `keccak256(bytes("Transfer(address,address,uint256)"))`.
    bytes32 private constant _TRANSFER_EVENT_SIGNATURE =
        0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef;

    // =============================================================
    //                            STORAGE
    // =============================================================

    // The next token ID to be minted.
    uint256 private _currentIndex;

    // The number of tokens burned.
    uint256 private _burnCounter;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to ownership details
    // An empty struct value does not necessarily mean the token is unowned.
    // See {_packedOwnershipOf} implementation for details.
    //
    // Bits Layout:
    // - [0..159]   `addr`
    // - [160..223] `startTimestamp`
    // - [224]      `burned`
    // - [225]      `nextInitialized`
    // - [232..255] `extraData`
    mapping(uint256 => uint256) private _packedOwnerships;

    // Mapping owner address to address data.
    //
    // Bits Layout:
    // - [0..63]    `balance`
    // - [64..127]  `numberMinted`
    // - [128..191] `numberBurned`
    // - [192..255] `aux`
    mapping(address => uint256) private _packedAddressData;

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

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

    // =============================================================
    //                          CONSTRUCTOR
    // =============================================================

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _currentIndex = _startTokenId();
    }

    // =============================================================
    //                   TOKEN COUNTING OPERATIONS
    // =============================================================

    /**
     * @dev Returns the starting token ID.
     * To change the starting token ID, please override this function.
     */
    function _startTokenId() internal view virtual returns (uint256) {
        return 0;
    }

    /**
     * @dev Returns the next token ID to be minted.
     */
    function _nextTokenId() internal view virtual returns (uint256) {
        return _currentIndex;
    }

    /**
     * @dev Returns the total number of tokens in existence.
     * Burned tokens will reduce the count.
     * To get the total number of tokens minted, please see {_totalMinted}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than `_currentIndex - _startTokenId()` times.
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

    /**
     * @dev Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view virtual returns (uint256) {
        // Counter underflow is impossible as `_currentIndex` does not decrement,
        // and it is initialized to `_startTokenId()`.
        unchecked {
            return _currentIndex - _startTokenId();
        }
    }

    /**
     * @dev Returns the total number of tokens burned.
     */
    function _totalBurned() internal view virtual returns (uint256) {
        return _burnCounter;
    }

    // =============================================================
    //                    ADDRESS DATA OPERATIONS
    // =============================================================

    /**
     * @dev Returns the number of tokens in `owner`'s account.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return _packedAddressData[owner] & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> _BITPOS_NUMBER_MINTED) & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        return (_packedAddressData[owner] >> _BITPOS_NUMBER_BURNED) & _BITMASK_ADDRESS_DATA_ENTRY;
    }

    /**
     * Returns the auxiliary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        return uint64(_packedAddressData[owner] >> _BITPOS_AUX);
    }

    /**
     * Sets the auxiliary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal virtual {
        uint256 packed = _packedAddressData[owner];
        uint256 auxCasted;
        // Cast `aux` with assembly to avoid redundant masking.
        assembly {
            auxCasted := aux
        }
        packed = (packed & _BITMASK_AUX_COMPLEMENT) | (auxCasted << _BITPOS_AUX);
        _packedAddressData[owner] = packed;
    }

    // =============================================================
    //                            IERC165
    // =============================================================

    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * [EIP section](https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified)
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        // The interface IDs are constants representing the first 4 bytes
        // of the XOR of all function selectors in the interface.
        // See: [ERC165](https://eips.ethereum.org/EIPS/eip-165)
        // (e.g. `bytes4(i.functionA.selector ^ i.functionB.selector ^ ...)`)
        return
            interfaceId == 0x01ffc9a7 || // ERC165 interface ID for ERC165.
            interfaceId == 0x80ac58cd || // ERC165 interface ID for ERC721.
            interfaceId == 0x5b5e139f; // ERC165 interface ID for ERC721Metadata.
    }

    // =============================================================
    //                        IERC721Metadata
    // =============================================================

    /**
     * @dev Returns the token collection name.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        string memory baseURI = _baseURI();
        return bytes(baseURI).length != 0 ? string(abi.encodePacked(baseURI, _toString(tokenId))) : '';
    }

    /**
     * @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, it can be overridden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    // =============================================================
    //                     OWNERSHIPS OPERATIONS
    // =============================================================

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        return address(uint160(_packedOwnershipOf(tokenId)));
    }

    /**
     * @dev Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around over time.
     */
    function _ownershipOf(uint256 tokenId) internal view virtual returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnershipOf(tokenId));
    }

    /**
     * @dev Returns the unpacked `TokenOwnership` struct at `index`.
     */
    function _ownershipAt(uint256 index) internal view virtual returns (TokenOwnership memory) {
        return _unpackedOwnership(_packedOwnerships[index]);
    }

    /**
     * @dev Initializes the ownership slot minted at `index` for efficiency purposes.
     */
    function _initializeOwnershipAt(uint256 index) internal virtual {
        if (_packedOwnerships[index] == 0) {
            _packedOwnerships[index] = _packedOwnershipOf(index);
        }
    }

    /**
     * Returns the packed ownership data of `tokenId`.
     */
    function _packedOwnershipOf(uint256 tokenId) private view returns (uint256) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr)
                if (curr < _currentIndex) {
                    uint256 packed = _packedOwnerships[curr];
                    // If not burned.
                    if (packed & _BITMASK_BURNED == 0) {
                        // Invariant:
                        // There will always be an initialized ownership slot
                        // (i.e. `ownership.addr != address(0) && ownership.burned == false`)
                        // before an unintialized ownership slot
                        // (i.e. `ownership.addr == address(0) && ownership.burned == false`)
                        // Hence, `curr` will not underflow.
                        //
                        // We can directly compare the packed value.
                        // If the address is zero, packed will be zero.
                        while (packed == 0) {
                            packed = _packedOwnerships[--curr];
                        }
                        return packed;
                    }
                }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * @dev Returns the unpacked `TokenOwnership` struct from `packed`.
     */
    function _unpackedOwnership(uint256 packed) private pure returns (TokenOwnership memory ownership) {
        ownership.addr = address(uint160(packed));
        ownership.startTimestamp = uint64(packed >> _BITPOS_START_TIMESTAMP);
        ownership.burned = packed & _BITMASK_BURNED != 0;
        ownership.extraData = uint24(packed >> _BITPOS_EXTRA_DATA);
    }

    /**
     * @dev Packs ownership data into a single uint256.
     */
    function _packOwnershipData(address owner, uint256 flags) private view returns (uint256 result) {
        assembly {
            // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean.
            owner := and(owner, _BITMASK_ADDRESS)
            // `owner | (block.timestamp << _BITPOS_START_TIMESTAMP) | flags`.
            result := or(owner, or(shl(_BITPOS_START_TIMESTAMP, timestamp()), flags))
        }
    }

    /**
     * @dev Returns the `nextInitialized` flag set if `quantity` equals 1.
     */
    function _nextInitializedFlag(uint256 quantity) private pure returns (uint256 result) {
        // For branchless setting of the `nextInitialized` flag.
        assembly {
            // `(quantity == 1) << _BITPOS_NEXT_INITIALIZED`.
            result := shl(_BITPOS_NEXT_INITIALIZED, eq(quantity, 1))
        }
    }

    // =============================================================
    //                      APPROVAL OPERATIONS
    // =============================================================

    /**
     * @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) public payable virtual override {
        address owner = ownerOf(tokenId);

        if (_msgSenderERC721A() != owner)
            if (!isApprovedForAll(owner, _msgSenderERC721A())) {
                revert ApprovalCallerNotOwnerNorApproved();
            }

        _tokenApprovals[tokenId].value = to;
        emit Approval(owner, to, tokenId);
    }

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId].value;
    }

    /**
     * @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) public virtual override {
        _operatorApprovals[_msgSenderERC721A()][operator] = approved;
        emit ApprovalForAll(_msgSenderERC721A(), operator, approved);
    }

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

    /**
     * @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. See {_mint}.
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return
            _startTokenId() <= tokenId &&
            tokenId < _currentIndex && // If within bounds,
            _packedOwnerships[tokenId] & _BITMASK_BURNED == 0; // and not burned.
    }

    /**
     * @dev Returns whether `msgSender` is equal to `approvedAddress` or `owner`.
     */
    function _isSenderApprovedOrOwner(
        address approvedAddress,
        address owner,
        address msgSender
    ) private pure returns (bool result) {
        assembly {
            // Mask `owner` to the lower 160 bits, in case the upper bits somehow aren't clean.
            owner := and(owner, _BITMASK_ADDRESS)
            // Mask `msgSender` to the lower 160 bits, in case the upper bits somehow aren't clean.
            msgSender := and(msgSender, _BITMASK_ADDRESS)
            // `msgSender == owner || msgSender == approvedAddress`.
            result := or(eq(msgSender, owner), eq(msgSender, approvedAddress))
        }
    }

    /**
     * @dev Returns the storage slot and value for the approved address of `tokenId`.
     */
    function _getApprovedSlotAndAddress(uint256 tokenId)
        private
        view
        returns (uint256 approvedAddressSlot, address approvedAddress)
    {
        TokenApprovalRef storage tokenApproval = _tokenApprovals[tokenId];
        // The following is equivalent to `approvedAddress = _tokenApprovals[tokenId].value`.
        assembly {
            approvedAddressSlot := tokenApproval.slot
            approvedAddress := sload(approvedAddressSlot)
        }
    }

    // =============================================================
    //                      TRANSFER OPERATIONS
    // =============================================================

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * 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
    ) public payable virtual override {
        uint256 prevOwnershipPacked = _packedOwnershipOf(tokenId);

        if (address(uint160(prevOwnershipPacked)) != from) revert TransferFromIncorrectOwner();

        (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);

        // The nested ifs save around 20+ gas over a compound boolean condition.
        if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
            if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();

        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

        // Clear approvals from the previous owner.
        assembly {
            if approvedAddress {
                // This is equivalent to `delete _tokenApprovals[tokenId]`.
                sstore(approvedAddressSlot, 0)
            }
        }

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256.
        unchecked {
            // We can directly increment and decrement the balances.
            --_packedAddressData[from]; // Updates: `balance -= 1`.
            ++_packedAddressData[to]; // Updates: `balance += 1`.

            // Updates:
            // - `address` to the next owner.
            // - `startTimestamp` to the timestamp of transfering.
            // - `burned` to `false`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] = _packOwnershipData(
                to,
                _BITMASK_NEXT_INITIALIZED | _nextExtraData(from, to, prevOwnershipPacked)
            );

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev Equivalent to `safeTransferFrom(from, to, tokenId, '')`.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public payable virtual override {
        safeTransferFrom(from, to, tokenId, '');
    }

    /**
     * @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 memory _data
    ) public payable virtual override {
        transferFrom(from, to, tokenId);
        if (to.code.length != 0)
            if (!_checkContractOnERC721Received(from, to, tokenId, _data)) {
                revert TransferToNonERC721ReceiverImplementer();
            }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token IDs
     * are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * `startTokenId` - the first token ID to be transferred.
     * `quantity` - the amount to be transferred.
     *
     * 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, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token IDs
     * have been transferred. This includes minting.
     * And also called after one token has been burned.
     *
     * `startTokenId` - the first token ID to be transferred.
     * `quantity` - the amount to be transferred.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Private function to invoke {IERC721Receiver-onERC721Received} on a target contract.
     *
     * `from` - Previous owner of the given token ID.
     * `to` - Target address that will receive the token.
     * `tokenId` - Token ID to be transferred.
     * `_data` - Optional data to send along with the call.
     *
     * Returns whether the call correctly returned the expected magic value.
     */
    function _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try ERC721A__IERC721Receiver(to).onERC721Received(_msgSenderERC721A(), from, tokenId, _data) returns (
            bytes4 retval
        ) {
            return retval == ERC721A__IERC721Receiver(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

    // =============================================================
    //                        MINT OPERATIONS
    // =============================================================

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event for each mint.
     */
    function _mint(address to, uint256 quantity) internal virtual {
        uint256 startTokenId = _currentIndex;
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // `balance` and `numberMinted` have a maximum limit of 2**64.
        // `tokenId` has a maximum limit of 2**256.
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the `balance` and `numberMinted`.
            _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] = _packOwnershipData(
                to,
                _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
            );

            uint256 toMasked;
            uint256 end = startTokenId + quantity;

            // Use assembly to loop and emit the `Transfer` event for gas savings.
            // The duplicated `log4` removes an extra check and reduces stack juggling.
            // The assembly, together with the surrounding Solidity code, have been
            // delicately arranged to nudge the compiler into producing optimized opcodes.
            assembly {
                // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean.
                toMasked := and(to, _BITMASK_ADDRESS)
                // Emit the `Transfer` event.
                log4(
                    0, // Start of data (0, since no data).
                    0, // End of data (0, since no data).
                    _TRANSFER_EVENT_SIGNATURE, // Signature.
                    0, // `address(0)`.
                    toMasked, // `to`.
                    startTokenId // `tokenId`.
                )

                // The `iszero(eq(,))` check ensures that large values of `quantity`
                // that overflows uint256 will make the loop run out of gas.
                // The compiler will optimize the `iszero` away for performance.
                for {
                    let tokenId := add(startTokenId, 1)
                } iszero(eq(tokenId, end)) {
                    tokenId := add(tokenId, 1)
                } {
                    // Emit the `Transfer` event. Similar to above.
                    log4(0, 0, _TRANSFER_EVENT_SIGNATURE, 0, toMasked, tokenId)
                }
            }
            if (toMasked == 0) revert MintToZeroAddress();

            _currentIndex = end;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * This function is intended for efficient minting only during contract creation.
     *
     * It emits only one {ConsecutiveTransfer} as defined in
     * [ERC2309](https://eips.ethereum.org/EIPS/eip-2309),
     * instead of a sequence of {Transfer} event(s).
     *
     * Calling this function outside of contract creation WILL make your contract
     * non-compliant with the ERC721 standard.
     * For full ERC721 compliance, substituting ERC721 {Transfer} event(s) with the ERC2309
     * {ConsecutiveTransfer} event is only permissible during contract creation.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {ConsecutiveTransfer} event.
     */
    function _mintERC2309(address to, uint256 quantity) internal virtual {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();
        if (quantity > _MAX_MINT_ERC2309_QUANTITY_LIMIT) revert MintERC2309QuantityExceedsLimit();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are unrealistic due to the above check for `quantity` to be below the limit.
        unchecked {
            // Updates:
            // - `balance += quantity`.
            // - `numberMinted += quantity`.
            //
            // We can directly add to the `balance` and `numberMinted`.
            _packedAddressData[to] += quantity * ((1 << _BITPOS_NUMBER_MINTED) | 1);

            // Updates:
            // - `address` to the owner.
            // - `startTimestamp` to the timestamp of minting.
            // - `burned` to `false`.
            // - `nextInitialized` to `quantity == 1`.
            _packedOwnerships[startTokenId] = _packOwnershipData(
                to,
                _nextInitializedFlag(quantity) | _nextExtraData(address(0), to, 0)
            );

            emit ConsecutiveTransfer(startTokenId, startTokenId + quantity - 1, address(0), to);

            _currentIndex = startTokenId + quantity;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement
     * {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * See {_mint}.
     *
     * Emits a {Transfer} event for each mint.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal virtual {
        _mint(to, quantity);

        unchecked {
            if (to.code.length != 0) {
                uint256 end = _currentIndex;
                uint256 index = end - quantity;
                do {
                    if (!_checkContractOnERC721Received(address(0), to, index++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (index < end);
                // Reentrancy protection.
                if (_currentIndex != end) revert();
            }
        }
    }

    /**
     * @dev Equivalent to `_safeMint(to, quantity, '')`.
     */
    function _safeMint(address to, uint256 quantity) internal virtual {
        _safeMint(to, quantity, '');
    }

    // =============================================================
    //                        BURN OPERATIONS
    // =============================================================

    /**
     * @dev Equivalent to `_burn(tokenId, false)`.
     */
    function _burn(uint256 tokenId) internal virtual {
        _burn(tokenId, false);
    }

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

        address from = address(uint160(prevOwnershipPacked));

        (uint256 approvedAddressSlot, address approvedAddress) = _getApprovedSlotAndAddress(tokenId);

        if (approvalCheck) {
            // The nested ifs save around 20+ gas over a compound boolean condition.
            if (!_isSenderApprovedOrOwner(approvedAddress, from, _msgSenderERC721A()))
                if (!isApprovedForAll(from, _msgSenderERC721A())) revert TransferCallerNotOwnerNorApproved();
        }

        _beforeTokenTransfers(from, address(0), tokenId, 1);

        // Clear approvals from the previous owner.
        assembly {
            if approvedAddress {
                // This is equivalent to `delete _tokenApprovals[tokenId]`.
                sstore(approvedAddressSlot, 0)
            }
        }

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as `tokenId` would have to be 2**256.
        unchecked {
            // Updates:
            // - `balance -= 1`.
            // - `numberBurned += 1`.
            //
            // We can directly decrement the balance, and increment the number burned.
            // This is equivalent to `packed -= 1; packed += 1 << _BITPOS_NUMBER_BURNED;`.
            _packedAddressData[from] += (1 << _BITPOS_NUMBER_BURNED) - 1;

            // Updates:
            // - `address` to the last owner.
            // - `startTimestamp` to the timestamp of burning.
            // - `burned` to `true`.
            // - `nextInitialized` to `true`.
            _packedOwnerships[tokenId] = _packOwnershipData(
                from,
                (_BITMASK_BURNED | _BITMASK_NEXT_INITIALIZED) | _nextExtraData(from, address(0), prevOwnershipPacked)
            );

            // If the next slot may not have been initialized (i.e. `nextInitialized == false`) .
            if (prevOwnershipPacked & _BITMASK_NEXT_INITIALIZED == 0) {
                uint256 nextTokenId = tokenId + 1;
                // If the next slot's address is zero and not burned (i.e. packed value is zero).
                if (_packedOwnerships[nextTokenId] == 0) {
                    // If the next slot is within bounds.
                    if (nextTokenId != _currentIndex) {
                        // Initialize the next slot to maintain correctness for `ownerOf(tokenId + 1)`.
                        _packedOwnerships[nextTokenId] = prevOwnershipPacked;
                    }
                }
            }
        }

        emit Transfer(from, address(0), tokenId);
        _afterTokenTransfers(from, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked {
            _burnCounter++;
        }
    }

    // =============================================================
    //                     EXTRA DATA OPERATIONS
    // =============================================================

    /**
     * @dev Directly sets the extra data for the ownership data `index`.
     */
    function _setExtraDataAt(uint256 index, uint24 extraData) internal virtual {
        uint256 packed = _packedOwnerships[index];
        if (packed == 0) revert OwnershipNotInitializedForExtraData();
        uint256 extraDataCasted;
        // Cast `extraData` with assembly to avoid redundant masking.
        assembly {
            extraDataCasted := extraData
        }
        packed = (packed & _BITMASK_EXTRA_DATA_COMPLEMENT) | (extraDataCasted << _BITPOS_EXTRA_DATA);
        _packedOwnerships[index] = packed;
    }

    /**
     * @dev Called during each token transfer to set the 24bit `extraData` field.
     * Intended to be overridden by the cosumer contract.
     *
     * `previousExtraData` - the value of `extraData` before transfer.
     *
     * 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, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _extraData(
        address from,
        address to,
        uint24 previousExtraData
    ) internal view virtual returns (uint24) {}

    /**
     * @dev Returns the next extra data for the packed ownership data.
     * The returned result is shifted into position.
     */
    function _nextExtraData(
        address from,
        address to,
        uint256 prevOwnershipPacked
    ) private view returns (uint256) {
        uint24 extraData = uint24(prevOwnershipPacked >> _BITPOS_EXTRA_DATA);
        return uint256(_extraData(from, to, extraData)) << _BITPOS_EXTRA_DATA;
    }

    // =============================================================
    //                       OTHER OPERATIONS
    // =============================================================

    /**
     * @dev Returns the message sender (defaults to `msg.sender`).
     *
     * If you are writing GSN compatible contracts, you need to override this function.
     */
    function _msgSenderERC721A() internal view virtual returns (address) {
        return msg.sender;
    }

    /**
     * @dev Converts a uint256 to its ASCII string decimal representation.
     */
    function _toString(uint256 value) internal pure virtual returns (string memory str) {
        assembly {
            // The maximum value of a uint256 contains 78 digits (1 byte per digit), but
            // we allocate 0xa0 bytes to keep the free memory pointer 32-byte word aligned.
            // We will need 1 word for the trailing zeros padding, 1 word for the length,
            // and 3 words for a maximum of 78 digits. Total: 5 * 0x20 = 0xa0.
            let m := add(mload(0x40), 0xa0)
            // Update the free memory pointer to allocate.
            mstore(0x40, m)
            // Assign the `str` to the end.
            str := sub(m, 0x20)
            // Zeroize the slot after the string.
            mstore(str, 0)

            // Cache the end of the memory to calculate the length later.
            let end := str

            // We write the string from rightmost digit to leftmost digit.
            // The following is essentially a do-while loop that also handles the zero case.
            // prettier-ignore
            for { let temp := value } 1 {} {
                str := sub(str, 1)
                // Write the character to the pointer.
                // The ASCII index of the '0' character is 48.
                mstore8(str, add(48, mod(temp, 10)))
                // Keep dividing `temp` until zero.
                temp := div(temp, 10)
                // prettier-ignore
                if iszero(temp) { break }
            }

            let length := sub(end, str)
            // Move the pointer 32 bytes leftwards to make room for the length.
            str := sub(str, 0x20)
            // Store the length.
            mstore(str, length)
        }
    }
}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.3
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721AQueryable.sol';
import '../ERC721A.sol';

/**
 * @title ERC721AQueryable.
 *
 * @dev ERC721A subclass with convenience query functions.
 */
abstract contract ERC721AQueryable is ERC721A, IERC721AQueryable {
    /**
     * @dev Returns the `TokenOwnership` struct at `tokenId` without reverting.
     *
     * If the `tokenId` is out of bounds:
     *
     * - `addr = address(0)`
     * - `startTimestamp = 0`
     * - `burned = false`
     * - `extraData = 0`
     *
     * If the `tokenId` is burned:
     *
     * - `addr = <Address of owner before token was burned>`
     * - `startTimestamp = <Timestamp when token was burned>`
     * - `burned = true`
     * - `extraData = <Extra data when token was burned>`
     *
     * Otherwise:
     *
     * - `addr = <Address of owner>`
     * - `startTimestamp = <Timestamp of start of ownership>`
     * - `burned = false`
     * - `extraData = <Extra data at start of ownership>`
     */
    function explicitOwnershipOf(uint256 tokenId) public view virtual override returns (TokenOwnership memory) {
        TokenOwnership memory ownership;
        if (tokenId < _startTokenId() || tokenId >= _nextTokenId()) {
            return ownership;
        }
        ownership = _ownershipAt(tokenId);
        if (ownership.burned) {
            return ownership;
        }
        return _ownershipOf(tokenId);
    }

    /**
     * @dev Returns an array of `TokenOwnership` structs at `tokenIds` in order.
     * See {ERC721AQueryable-explicitOwnershipOf}
     */
    function explicitOwnershipsOf(uint256[] calldata tokenIds)
        external
        view
        virtual
        override
        returns (TokenOwnership[] memory)
    {
        unchecked {
            uint256 tokenIdsLength = tokenIds.length;
            TokenOwnership[] memory ownerships = new TokenOwnership[](tokenIdsLength);
            for (uint256 i; i != tokenIdsLength; ++i) {
                ownerships[i] = explicitOwnershipOf(tokenIds[i]);
            }
            return ownerships;
        }
    }

    /**
     * @dev Returns an array of token IDs owned by `owner`,
     * in the range [`start`, `stop`)
     * (i.e. `start <= tokenId < stop`).
     *
     * This function allows for tokens to be queried if the collection
     * grows too big for a single call of {ERC721AQueryable-tokensOfOwner}.
     *
     * Requirements:
     *
     * - `start < stop`
     */
    function tokensOfOwnerIn(
        address owner,
        uint256 start,
        uint256 stop
    ) external view virtual override returns (uint256[] memory) {
        unchecked {
            if (start >= stop) revert InvalidQueryRange();
            uint256 tokenIdsIdx;
            uint256 stopLimit = _nextTokenId();
            // Set `start = max(start, _startTokenId())`.
            if (start < _startTokenId()) {
                start = _startTokenId();
            }
            // Set `stop = min(stop, stopLimit)`.
            if (stop > stopLimit) {
                stop = stopLimit;
            }
            uint256 tokenIdsMaxLength = balanceOf(owner);
            // Set `tokenIdsMaxLength = min(balanceOf(owner), stop - start)`,
            // to cater for cases where `balanceOf(owner)` is too big.
            if (start < stop) {
                uint256 rangeLength = stop - start;
                if (rangeLength < tokenIdsMaxLength) {
                    tokenIdsMaxLength = rangeLength;
                }
            } else {
                tokenIdsMaxLength = 0;
            }
            uint256[] memory tokenIds = new uint256[](tokenIdsMaxLength);
            if (tokenIdsMaxLength == 0) {
                return tokenIds;
            }
            // We need to call `explicitOwnershipOf(start)`,
            // because the slot at `start` may not be initialized.
            TokenOwnership memory ownership = explicitOwnershipOf(start);
            address currOwnershipAddr;
            // If the starting slot exists (i.e. not burned), initialize `currOwnershipAddr`.
            // `ownership.address` will not be zero, as `start` is clamped to the valid token ID range.
            if (!ownership.burned) {
                currOwnershipAddr = ownership.addr;
            }
            for (uint256 i = start; i != stop && tokenIdsIdx != tokenIdsMaxLength; ++i) {
                ownership = _ownershipAt(i);
                if (ownership.burned) {
                    continue;
                }
                if (ownership.addr != address(0)) {
                    currOwnershipAddr = ownership.addr;
                }
                if (currOwnershipAddr == owner) {
                    tokenIds[tokenIdsIdx++] = i;
                }
            }
            // Downsize the array to fit.
            assembly {
                mstore(tokenIds, tokenIdsIdx)
            }
            return tokenIds;
        }
    }

    /**
     * @dev Returns an array of token IDs owned by `owner`.
     *
     * This function scans the ownership mapping and is O(`totalSupply`) in complexity.
     * It is meant to be called off-chain.
     *
     * See {ERC721AQueryable-tokensOfOwnerIn} for splitting the scan into
     * multiple smaller scans if the collection is large enough to cause
     * an out-of-gas error (10K collections should be fine).
     */
    function tokensOfOwner(address owner) external view virtual override returns (uint256[] memory) {
        unchecked {
            uint256 tokenIdsIdx;
            address currOwnershipAddr;
            uint256 tokenIdsLength = balanceOf(owner);
            uint256[] memory tokenIds = new uint256[](tokenIdsLength);
            TokenOwnership memory ownership;
            for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) {
                ownership = _ownershipAt(i);
                if (ownership.burned) {
                    continue;
                }
                if (ownership.addr != address(0)) {
                    currOwnershipAddr = ownership.addr;
                }
                if (currOwnershipAddr == owner) {
                    tokenIds[tokenIdsIdx++] = i;
                }
            }
            return tokenIds;
        }
    }
}

// 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 (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 v4.7.0) (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. It 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)`.
        // We also know that `k`, the position of the most significant bit, is such that `msb(a) = 2**k`.
        // This gives `2**k < a <= 2**(k+1)` → `2**(k/2) <= sqrt(a) < 2 ** (k/2+1)`.
        // Using an algorithm similar to the msb conmputation, we are able to compute `result = 2**(k/2)` which is a
        // good first aproximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1;
        uint256 x = a;
        if (x >> 128 > 0) {
            x >>= 128;
            result <<= 64;
        }
        if (x >> 64 > 0) {
            x >>= 64;
            result <<= 32;
        }
        if (x >> 32 > 0) {
            x >>= 32;
            result <<= 16;
        }
        if (x >> 16 > 0) {
            x >>= 16;
            result <<= 8;
        }
        if (x >> 8 > 0) {
            x >>= 8;
            result <<= 4;
        }
        if (x >> 4 > 0) {
            x >>= 4;
            result <<= 2;
        }
        if (x >> 2 > 0) {
            result <<= 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) {
        uint256 result = sqrt(a);
        if (rounding == Rounding.Up && result * result < a) {
            result += 1;
        }
        return result;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol)

pragma solidity ^0.8.0;

/**
 * @dev External interface of AccessControl declared to support ERC165 detection.
 */
interface IAccessControl {
    /**
     * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
     *
     * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
     * {RoleAdminChanged} not being emitted signaling this.
     *
     * _Available since v3.1._
     */
    event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);

    /**
     * @dev Emitted when `account` is granted `role`.
     *
     * `sender` is the account that originated the contract call, an admin role
     * bearer except when using {AccessControl-_setupRole}.
     */
    event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Emitted when `account` is revoked `role`.
     *
     * `sender` is the account that originated the contract call:
     *   - if using `revokeRole`, it is the admin role bearer
     *   - if using `renounceRole`, it is the role bearer (i.e. `account`)
     */
    event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) external view returns (bool);

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {AccessControl-_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) external view returns (bytes32);

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function grantRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function revokeRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been granted `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     */
    function renounceRole(bytes32 role, address account) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/**
 * @dev custom error codes common to many contracts are predefined here
 */
interface IWCNFTErrorCodes {
    /// Exceeds maximum tokens per transaction
    error ExceedsMaximumTokensPerTransaction();

    /// Exceeds maximum supply
    error ExceedsMaximumSupply();

    /// Exceeds maximum reserve supply
    error ExceedsReserveSupply();

    /// Attempted access to inactive public sale
    error PublicSaleIsNotActive();

    /// Failed withdrawal from contract
    error WithdrawFailed();

    /// The wrong ETH value has been sent with a transaction
    error WrongETHValueSent();

    /// The zero address 0x00..000 has been provided as an argument
    error ZeroAddressProvided();
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.13;

import "@openzeppelin/contracts/access/AccessControl.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/common/ERC2981.sol";

/**
 * @dev include SUPPORT_ROLE access control
 */
contract WCNFTAccessControl is AccessControl {
    bytes32 public constant SUPPORT_ROLE = keccak256("SUPPORT");
}

/**
 * @dev collect common elements for multiple contracts.
 *  Includes SUPPORT_ROLE access control and ERC2981 on chain royalty info.
 */
contract WCNFTToken is WCNFTAccessControl, Ownable, ERC2981 {
    constructor() {
        // set up roles
        _grantRole(DEFAULT_ADMIN_ROLE, msg.sender);
        _grantRole(SUPPORT_ROLE, msg.sender);
    }

    /***************************************************************************
     * Royalties
     */

    /**
     * @dev See {ERC2981-_setDefaultRoyalty}.
     */
    function setDefaultRoyalty(address receiver, uint96 feeNumerator)
        external
        onlyRole(SUPPORT_ROLE)
    {
        _setDefaultRoyalty(receiver, feeNumerator);
    }

    /**
     * @dev See {ERC2981-_deleteDefaultRoyalty}.
     */
    function deleteDefaultRoyalty() external onlyRole(SUPPORT_ROLE) {
        _deleteDefaultRoyalty();
    }

    /**
     * @dev See {ERC2981-_setTokenRoyalty}.
     */
    function setTokenRoyalty(
        uint256 tokenId,
        address receiver,
        uint96 feeNumerator
    ) external onlyRole(SUPPORT_ROLE) {
        _setTokenRoyalty(tokenId, receiver, feeNumerator);
    }

    /**
     * @dev See {ERC2981-_resetTokenRoyalty}.
     */
    function resetTokenRoyalty(uint256 tokenId)
        external
        onlyRole(SUPPORT_ROLE)
    {
        _resetTokenRoyalty(tokenId);
    }

    /***************************************************************************
     * Overrides
     */

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(AccessControl, ERC2981)
        returns (bool)
    {
        return super.supportsInterface(interfaceId);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/AccessControl.sol)

pragma solidity ^0.8.0;

import "./IAccessControl.sol";
import "../utils/Context.sol";
import "../utils/Strings.sol";
import "../utils/introspection/ERC165.sol";

/**
 * @dev Contract module that allows children to implement role-based access
 * control mechanisms. This is a lightweight version that doesn't allow enumerating role
 * members except through off-chain means by accessing the contract event logs. Some
 * applications may benefit from on-chain enumerability, for those cases see
 * {AccessControlEnumerable}.
 *
 * Roles are referred to by their `bytes32` identifier. These should be exposed
 * in the external API and be unique. The best way to achieve this is by
 * using `public constant` hash digests:
 *
 * ```
 * bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
 * ```
 *
 * Roles can be used to represent a set of permissions. To restrict access to a
 * function call, use {hasRole}:
 *
 * ```
 * function foo() public {
 *     require(hasRole(MY_ROLE, msg.sender));
 *     ...
 * }
 * ```
 *
 * Roles can be granted and revoked dynamically via the {grantRole} and
 * {revokeRole} functions. Each role has an associated admin role, and only
 * accounts that have a role's admin role can call {grantRole} and {revokeRole}.
 *
 * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means
 * that only accounts with this role will be able to grant or revoke other
 * roles. More complex role relationships can be created by using
 * {_setRoleAdmin}.
 *
 * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to
 * grant and revoke this role. Extra precautions should be taken to secure
 * accounts that have been granted it.
 */
abstract contract AccessControl is Context, IAccessControl, ERC165 {
    struct RoleData {
        mapping(address => bool) members;
        bytes32 adminRole;
    }

    mapping(bytes32 => RoleData) private _roles;

    bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;

    /**
     * @dev Modifier that checks that an account has a specific role. Reverts
     * with a standardized message including the required role.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     *
     * _Available since v4.1._
     */
    modifier onlyRole(bytes32 role) {
        _checkRole(role);
        _;
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) public view virtual override returns (bool) {
        return _roles[role].members[account];
    }

    /**
     * @dev Revert with a standard message if `_msgSender()` is missing `role`.
     * Overriding this function changes the behavior of the {onlyRole} modifier.
     *
     * Format of the revert message is described in {_checkRole}.
     *
     * _Available since v4.6._
     */
    function _checkRole(bytes32 role) internal view virtual {
        _checkRole(role, _msgSender());
    }

    /**
     * @dev Revert with a standard message if `account` is missing `role`.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     */
    function _checkRole(bytes32 role, address account) internal view virtual {
        if (!hasRole(role, account)) {
            revert(
                string(
                    abi.encodePacked(
                        "AccessControl: account ",
                        Strings.toHexString(uint160(account), 20),
                        " is missing role ",
                        Strings.toHexString(uint256(role), 32)
                    )
                )
            );
        }
    }

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) {
        return _roles[role].adminRole;
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     *
     * May emit a {RoleGranted} event.
     */
    function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _grantRole(role, account);
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     *
     * May emit a {RoleRevoked} event.
     */
    function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _revokeRole(role, account);
    }

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been revoked `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     *
     * May emit a {RoleRevoked} event.
     */
    function renounceRole(bytes32 role, address account) public virtual override {
        require(account == _msgSender(), "AccessControl: can only renounce roles for self");

        _revokeRole(role, account);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event. Note that unlike {grantRole}, this function doesn't perform any
     * checks on the calling account.
     *
     * May emit a {RoleGranted} event.
     *
     * [WARNING]
     * ====
     * This function should only be called from the constructor when setting
     * up the initial roles for the system.
     *
     * Using this function in any other way is effectively circumventing the admin
     * system imposed by {AccessControl}.
     * ====
     *
     * NOTE: This function is deprecated in favor of {_grantRole}.
     */
    function _setupRole(bytes32 role, address account) internal virtual {
        _grantRole(role, account);
    }

    /**
     * @dev Sets `adminRole` as ``role``'s admin role.
     *
     * Emits a {RoleAdminChanged} event.
     */
    function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
        bytes32 previousAdminRole = getRoleAdmin(role);
        _roles[role].adminRole = adminRole;
        emit RoleAdminChanged(role, previousAdminRole, adminRole);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * Internal function without access restriction.
     *
     * May emit a {RoleGranted} event.
     */
    function _grantRole(bytes32 role, address account) internal virtual {
        if (!hasRole(role, account)) {
            _roles[role].members[account] = true;
            emit RoleGranted(role, account, _msgSender());
        }
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * Internal function without access restriction.
     *
     * May emit a {RoleRevoked} event.
     */
    function _revokeRole(bytes32 role, address account) internal virtual {
        if (hasRole(role, account)) {
            _roles[role].members[account] = false;
            emit RoleRevoked(role, account, _msgSender());
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_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) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }

    /**
     * @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;

import "@openzeppelin/contracts/utils/math/Math.sol";

contract SteppedDutchAuction {
    uint256 public startTime;
    uint256 public duration;
    uint256 public startPrice;
    uint256 public finalPrice;
    uint256 public priceStep;
    uint256 public timeStepSeconds;

    bool public auctionActive;

    /**************************************************************************
     * CUSTOM ERRORS
     */

    /// Attempting to resume a Dutch auction that has not started
    error DutchAuctionHasNotStarted();

    /// Attempted access to an active Dutch auction
    error DutchAuctionIsActive();

    /// Attempted mint on an inactive Dutch auction
    error DutchAuctionIsNotActive();

    /// Ensure the auction prices, price steps and step interval are valid
    error InvalidDutchAuctionParameters();

    /**************************************************************************
     * EVENTS
     */

    /**
     * @dev emitted when auction has started
     */
    event DutchAuctionStart(
        uint256 indexed auctionStartTime,
        uint256 indexed auctionDuration
    );

    /**
     * @dev emitted when a Dutch auction ends
     */
    event DutchAuctionEnd(uint256 auctionEndTime);

    /**
     * @dev throws when auction is not active
     */
    modifier isAuctionActive() {
        if (!auctionActive) revert DutchAuctionIsNotActive();
        _;
    }

    /**
     * @dev initialise a new Dutch auction
     * @param startPrice_ starting price in wei
     * @param finalPrice_ final resting price in wei
     * @param priceStep_ incremental price decrease in wei
     * @param timeStepSeconds_ time between each price decrease in seconds
     */
    function _createNewAuction(
        uint256 startPrice_,
        uint256 finalPrice_,
        uint256 priceStep_,
        uint256 timeStepSeconds_
    ) internal virtual {
        if (
            startPrice_ < finalPrice_ ||
            (startPrice_ - finalPrice_) < priceStep_
        ) {
            revert InvalidDutchAuctionParameters();
        }

        startPrice = startPrice_;
        finalPrice = finalPrice_;
        priceStep = priceStep_;
        timeStepSeconds = timeStepSeconds_;

        duration =
            Math.ceilDiv((startPrice_ - finalPrice_), priceStep_) *
            timeStepSeconds_;
    }

    /**
     * @dev starts a Dutch auction and emits an event.
     *
     * If an auction has been ended with _endAuction() this will reset the
     *  auction and start it again with all of its initial arguments.
     * If the duration is 0, means that the auction parameters have not been
     *  initialized.
     */
    function _startAuction() internal virtual {
        if (auctionActive) revert DutchAuctionIsActive();
        if (duration == 0) revert InvalidDutchAuctionParameters();

        startTime = block.timestamp;
        auctionActive = true;

        emit DutchAuctionStart(startTime, duration);
    }

    /**
     * @dev if a Dutch auction was ended prematurely using _endAuction it can be
     *  resumed with this function. No time is added to the duration so all
     *  elapsed time during the pause is lost.
     *
     * To restart a stopped Dutch auction from the startPrice with its full
     * duration, use _startAuction() again.
     */
    function _resumeAuction() internal virtual {
        if (startTime == 0) revert DutchAuctionHasNotStarted();
        if (auctionActive) revert DutchAuctionIsActive();

        auctionActive = true; // resume the auction
        emit DutchAuctionStart(startTime, duration);
    }

    /**
     * @dev ends a Dutch auction and emits an event
     */
    function _endAuction() internal virtual isAuctionActive {
        auctionActive = false;

        emit DutchAuctionEnd(block.timestamp);
    }

    /**
     * @dev returns the elapsed time since the start of a Dutch auction.
     *  Returns 0 if the auction has not started or does not exist.
     */
    function _getElapsedAuctionTime() internal view returns (uint256) {
        return startTime > 0 ? block.timestamp - startTime : 0;
    }

    /**
     * @dev returns the remaining time until a Dutch auction's resting price is
     *  hit. If the sale has not started yet, the auction duration is returned.
     *
     * Returning "0" shows the price has reached its final value - the auction
     *  may still be biddable.
     *
     * Use _endAuction() to stop the auction and prevent further bids.
     */
    function getRemainingSaleTime() external view returns (uint256) {
        if (startTime == 0) {
            // not started yet
            return duration;
        } else if (_getElapsedAuctionTime() >= duration) {
            // already at the resting price
            return 0;
        }

        return (startTime + duration) - block.timestamp;
    }

    /**
     * @dev calculates the current Dutch auction price. If not begun, returns
     *  the start price.
     */
    function getAuctionPrice() public view returns (uint256) {
        uint256 elapsed = _getElapsedAuctionTime();

        if (elapsed >= duration) {
            return finalPrice;
        }

        // step function
        uint256 steps = elapsed / timeStepSeconds;
        uint256 auctionPriceDecrease = steps * priceStep;

        return startPrice - auctionPriceDecrease;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)

pragma solidity ^0.8.0;

import "../utils/introspection/IERC165.sol";

/**
 * @dev Interface for the NFT Royalty Standard.
 *
 * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal
 * support for royalty payments across all NFT marketplaces and ecosystem participants.
 *
 * _Available since v4.5._
 */
interface IERC2981 is IERC165 {
    /**
     * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of
     * exchange. The royalty amount is denominated and should be paid in that same unit of exchange.
     */
    function royaltyInfo(uint256 tokenId, uint256 salePrice)
        external
        view
        returns (address receiver, uint256 royaltyAmount);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address payable","name":"shareholderAddress_","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"DutchAuctionHasNotStarted","type":"error"},{"inputs":[],"name":"DutchAuctionHasStarted","type":"error"},{"inputs":[],"name":"DutchAuctionIsActive","type":"error"},{"inputs":[],"name":"DutchAuctionIsNotActive","type":"error"},{"inputs":[],"name":"ExceedsMaximumSupply","type":"error"},{"inputs":[],"name":"ExceedsMaximumTokensPerTransaction","type":"error"},{"inputs":[],"name":"ExceedsReserveSupply","type":"error"},{"inputs":[],"name":"InvalidDutchAuctionParameters","type":"error"},{"inputs":[],"name":"InvalidQueryRange","type":"error"},{"inputs":[],"name":"LowerThanMinimumBidAmount","type":"error"},{"inputs":[],"name":"LowerThanMinimumDepositAmount","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","type":"error"},{"inputs":[],"name":"PreBuyIsActive","type":"error"},{"inputs":[],"name":"PreBuyIsNotActive","type":"error"},{"inputs":[],"name":"PriceHasBeenSet","type":"error"},{"inputs":[],"name":"PriceHasNotBeenSet","type":"error"},{"inputs":[],"name":"PublicSaleIsNotActive","type":"error"},{"inputs":[],"name":"RefundClaimed","type":"error"},{"inputs":[],"name":"SendingMoreThanPurchased","type":"error"},{"inputs":[],"name":"TokensAlreadySent","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"UserCanStillAddBids","type":"error"},{"inputs":[],"name":"WithdrawFailed","type":"error"},{"inputs":[],"name":"WrongETHValueSent","type":"error"},{"inputs":[],"name":"ZeroAddressProvided","type":"error"},{"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":"bidder","type":"address"},{"indexed":false,"internalType":"uint256","name":"bidAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"bidderTotal","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"auctionTotal","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"numberOfBids","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"currentAuctionPrice","type":"uint256"}],"name":"Bid","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"toTokenId","type":"uint256"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"}],"name":"ConsecutiveTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"depositor","type":"address"},{"indexed":false,"internalType":"uint256","name":"depositAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"depositTotal","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"auctionTotal","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"currentPreBuyPrice","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"auctionEndTime","type":"uint256"}],"name":"DutchAuctionEnd","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"auctionStartTime","type":"uint256"},{"indexed":true,"internalType":"uint256","name":"auctionDuration","type":"uint256"}],"name":"DutchAuctionStart","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"refundValue","type":"uint256"}],"name":"RefundFailed","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","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":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_SUPPLY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SUPPORT_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"a","type":"address"}],"name":"amountPurchased","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"auctionActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"auctionTotal","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"bid","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"startPrice","type":"uint256"},{"internalType":"uint256","name":"finalPrice","type":"uint256"},{"internalType":"uint256","name":"priceStep","type":"uint256"},{"internalType":"uint256","name":"timeStepSeconds","type":"uint256"}],"name":"createNewAuction","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"deleteDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"deposit","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"numberOfTokens","type":"uint256"}],"name":"devMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"duration","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"endAuction","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"explicitOwnershipOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"explicitOwnershipsOf","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"finalPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getAuctionPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getRemainingSaleTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":[],"name":"minimumPreBuyPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"numberOfBids","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"operatorFilteringEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"preBuyActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"priceStep","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"provenance","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"resetTokenRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"resumeAuction","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"safeTransferFrom","outputs":[],"stateMutability":"payable","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":"payable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint32","name":"numberOfTokens","type":"uint32"}],"internalType":"struct EkosGenesisArtCollection.ReceiverData","name":"receiver","type":"tuple"}],"name":"sendTokensAndRefund","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint32","name":"numberOfTokens","type":"uint32"}],"internalType":"struct EkosGenesisArtCollection.ReceiverData[]","name":"receivers","type":"tuple[]"}],"name":"sendTokensAndRefundBatch","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":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"feeNumerator","type":"uint96"}],"name":"setDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"minimumPreBuyPriceInWei","type":"uint256"}],"name":"setMinimumPreBuyPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"value","type":"bool"}],"name":"setOperatorFilteringEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"state","type":"bool"}],"name":"setPreBuyActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"priceInWei_","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"provenance_","type":"string"}],"name":"setProvenance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"feeNumerator","type":"uint96"}],"name":"setTokenRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"shareholderAddress","outputs":[{"internalType":"address payable","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"startAuction","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"startPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"startTime","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":[],"name":"timeStepSeconds","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":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"start","type":"uint256"},{"internalType":"uint256","name":"stop","type":"uint256"}],"name":"tokensOfOwnerIn","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":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"userData","outputs":[{"internalType":"uint216","name":"contribution","type":"uint216"},{"internalType":"uint32","name":"tokensClaimed","type":"uint32"},{"internalType":"bool","name":"refundClaimed","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000216ef81ff6eb12d4113061c7f1737f24d92d5794

-----Decoded View---------------
Arg [0] : shareholderAddress_ (address): 0x216EF81Ff6EB12D4113061C7f1737F24D92D5794

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000216ef81ff6eb12d4113061c7f1737f24d92d5794