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: UNLICENSED 
pragma solidity ^0.8.7;  
  
import "erc721a/contracts/ERC721A.sol";  
import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/token/ERC721/IERC721.sol";
import "@openzeppelin/contracts/token/common/ERC2981.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "./../DefaultOperatorFilterer.sol";
import { IYecheAuctionHouse } from "./IYecheAuction.sol";

contract YecheCalendar is ERC721A, DefaultOperatorFilterer, Ownable, ReentrancyGuard, ERC2981 {  
    using Counters for Counters.Counter;

    address public auctionContractAddress = 0x454A91351f41e5311Aec4A5De205b725F1EFfa9b;

    uint256 public minAuctionID = 0;
    uint256 public maxAuctionID = 42;
    
    string public metadataURI;

    mapping (address => bool) private gifters; 
    mapping (address => bool) public claimed;

    address public split;

    bool public mintPaused = true;
    bool public metadataURILocked = false;

    uint96 private royaltyBps = 1000;

    function updateRoyalty(uint96 _royaltyBps) public onlyOwner {
        require(split!=address(0), "split address not set, please set split address before updating royalty");
        royaltyBps = _royaltyBps;
        _setDefaultRoyalty(split, royaltyBps);
    }

    function updateAuctionContractAddress(address _address) public onlyOwner {
        auctionContractAddress = _address;
    }

    function updateMinAuctionID(uint256 _minAuctionID) public onlyOwner {
        minAuctionID = _minAuctionID;
    }

    function updateMaxAuctionID(uint256 _maxAuctionID) public onlyOwner {
        maxAuctionID = _maxAuctionID;
    }

    function updateMintPaused(bool _mintPaused) public onlyOwner {
        mintPaused = _mintPaused;
    }

    function updateMetadataURI(string calldata givenMetadataURI) public onlyOwner {
        require(!metadataURILocked, "metadata uri locked");
        metadataURI = givenMetadataURI;
    }

    function tokenURI(uint256 tokenID) public view override returns (string memory) {
        require(_exists(tokenID), "ERC721Metadata: URI query for nonexistent token");

        return metadataURI;
    }

    function lockMetadataURI() public onlyOwner {
        metadataURILocked = true;
    }

    function updateGifters(address _address, bool canGift) public onlyOwner {
        gifters[_address] = canGift;
    }

    modifier onlyGifter() {
        require(gifters[msg.sender] == true, "only gifters can gift");
        _;
    }

    modifier callerIsUser() {
        require(tx.origin == msg.sender, "the caller is another contract.");
        _;
    }
 
    constructor() ERC721A("YecheCalendar", "CALENDAR") {
        gifters[msg.sender] = true;
    } 
    
    function userBidOnAuction(address user) public view returns (bool) {
        IYecheAuctionHouse auctionContract = IYecheAuctionHouse(auctionContractAddress);
        bool userBid = auctionContract.getUserBid(user, minAuctionID, maxAuctionID);
        return userBid;
    }

    function mint() public nonReentrant callerIsUser {
        require(!mintPaused, "minting paused");
        require(!claimed[msg.sender], "wallet already claimed");
        require(userBidOnAuction(msg.sender), "user did not bid on auction");

        claimed[msg.sender] = true;
        _safeMint(msg.sender, 1);
    }

    function gift(uint256 quantity, address to) public onlyGifter {
        _safeMint(to, quantity);
    }

    function setSplitAddress(address _address) public onlyOwner {
        split = _address;
        _setDefaultRoyalty(split, royaltyBps);
    }

    // Opensea Operator filter registry
    function setApprovalForAll(address operator, bool approved) public override onlyAllowedOperatorApproval(operator) {
        super.setApprovalForAll(operator, approved);
    }

    function approve(address operator, uint256 tokenId) public payable override onlyAllowedOperatorApproval(operator) {
        super.approve(operator, tokenId);
    }

    function transferFrom(address from, address to, uint256 tokenId) public payable override onlyAllowedOperator(from) {
        super.transferFrom(from, to, tokenId);
    }

    function safeTransferFrom(address from, address to, uint256 tokenId) public payable override onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId);
    }

    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data)
        public
        payable
        override
        onlyAllowedOperator(from)
    {
        super.safeTransferFrom(from, to, tokenId, data);
    }

    function supportsInterface(
    bytes4 interfaceId
    ) public view virtual override(ERC721A, ERC2981) returns (bool) {
        return 
            ERC721A.supportsInterface(interfaceId) || 
            ERC2981.supportsInterface(interfaceId);
    }
}

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.11;  
pragma experimental ABIEncoderV2;

/**
 * @title Interface for Auction Houses
 */
interface IYecheAuctionHouse {
    // struct Bid {
    //     address payable bidder;
    //     uint256 amount;
    //     uint256 timestamp;
    // }

    struct Auction {
        // ID for the ERC721 token
        uint256 tokenId;
        // Address for the ERC721 contract
        address tokenContract;
        // Whether or not the auction contract owner has approved the auction to start
        bool approved;
        // The current highest bid amount
        uint256 amount;
        // The length of time to run the auction for, after the first bid was made
        uint256 duration;
        // The time of the first bid
        uint256 firstBidTime;
        // The minimum price of the first bid
        uint256 reservePrice;
        // The address that should receive the funds once the NFT is sold.
        address tokenOwner;
        // The address of the current highest bid
        address payable bidder;
        // The split address for this NFT.
        address payable splitAddress;
        // The address of the ERC-20 currency to run the auction with.
        // If set to 0x0, the auction will be run in ETH
        address auctionCurrency;

        // uint256 numBids;
        // mapping(uint256 => Bid) bidHistory;
    }

    struct Bid {
        address payable bidder;
        uint256 amount;
        uint256 timestamp;
    }

    event AuctionCreated(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        uint256 duration,
        uint256 reservePrice,
        address tokenOwner,
        address splitAddress,
        address auctionCurrency
    );

    event AuctionApprovalUpdated(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        bool approved
    );

    event AuctionReservePriceUpdated(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        uint256 reservePrice
    );

    event AuctionBid(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        address sender,
        uint256 value,
        bool firstBid,
        bool extended
    );

    event AuctionDurationExtended(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        uint256 duration
    );

    event AuctionEnded(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        address tokenOwner,
        address splitAddress,
        address winner,
        uint256 amount,
        address auctionCurrency
    );

    event AuctionCanceled(
        uint256 indexed auctionId,
        uint256 indexed tokenId,
        address indexed tokenContract,
        address tokenOwner
    );

    function createAuction(
        uint256 tokenId,
        address tokenContract,
        uint256 duration,
        uint256 reservePrice,
        address payable splitAddress,
        address auctionCurrency
    ) external returns (uint256);

    function getBidHistory(uint256 auctionId) external view returns (Bid[] memory);

    function getUserBid(address user, uint256 minAuctionId, uint256 maxAuctionId) external view returns (bool);

    function setAuctionApproval(uint256 auctionId, bool approved) external;

    function setAuctionReservePrice(uint256 auctionId, uint256 reservePrice) external;

    function createBid(uint256 auctionId, uint256 amount) external payable;

    function endAuction(uint256 auctionId) external;

    function cancelAuction(uint256 auctionId) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;

import {OperatorFilterer} from "./OperatorFilterer.sol";

/**
 * @title  DefaultOperatorFilterer
 * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription.
 */
abstract contract DefaultOperatorFilterer is OperatorFilterer {
    address constant DEFAULT_SUBSCRIPTION = address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6);

    constructor() OperatorFilterer(DEFAULT_SUBSCRIPTION, true) {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

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

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

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

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

// SPDX-License-Identifier: MIT
// 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
// OpenZeppelin Contracts v4.4.1 (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 Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

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

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _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 (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
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Counters.sol)

pragma solidity ^0.8.0;

/**
 * @title Counters
 * @author Matt Condon (@shrugs)
 * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number
 * of elements in a mapping, issuing ERC721 ids, or counting request ids.
 *
 * Include with `using Counters for Counters.Counter;`
 */
library Counters {
    struct Counter {
        // This variable should never be directly accessed by users of the library: interactions must be restricted to
        // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add
        // this feature: see https://github.com/ethereum/solidity/issues/4637
        uint256 _value; // default: 0
    }

    function current(Counter storage counter) internal view returns (uint256) {
        return counter._value;
    }

    function increment(Counter storage counter) internal {
        unchecked {
            counter._value += 1;
        }
    }

    function decrement(Counter storage counter) internal {
        uint256 value = counter._value;
        require(value > 0, "Counter: decrement overflow");
        unchecked {
            counter._value = value - 1;
        }
    }

    function reset(Counter storage counter) internal {
        counter._value = 0;
    }
}

// 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;

/**
 * @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
pragma solidity ^0.8.7;

import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol";

/**
 * @title  OperatorFilterer
 * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another
 *         registrant's entries in the OperatorFilterRegistry.
 * @dev    This smart contract is meant to be inherited by token contracts so they can use the following:
 *         - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods.
 *         - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods.
 */
abstract contract OperatorFilterer {
    error OperatorNotAllowed(address operator);

    IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY =
        IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E);

    constructor(address subscriptionOrRegistrantToCopy, bool subscribe) {
        // If an inheriting token contract is deployed to a network without the registry deployed, the modifier
        // will not revert, but the contract will need to be registered with the registry once it is deployed in
        // order for the modifier to filter addresses.
        if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {
            if (subscribe) {
                OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy);
            } else {
                if (subscriptionOrRegistrantToCopy != address(0)) {
                    OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy);
                } else {
                    OPERATOR_FILTER_REGISTRY.register(address(this));
                }
            }
        }
    }

    modifier onlyAllowedOperator(address from) virtual {
        // Allow spending tokens from addresses with balance
        // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred
        // from an EOA.
        if (from != msg.sender) {
            _checkFilterOperator(msg.sender);
        }
        _;
    }

    modifier onlyAllowedOperatorApproval(address operator) virtual {
        _checkFilterOperator(operator);
        _;
    }

    function _checkFilterOperator(address operator) internal view virtual {
        // Check registry code length to facilitate testing in environments without a deployed registry.
        if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {
            if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) {
                revert OperatorNotAllowed(operator);
            }
        }
    }
}

// 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 (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);
}

// 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 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
pragma solidity ^0.8.7;

interface IOperatorFilterRegistry {
    function isOperatorAllowed(address registrant, address operator) external view returns (bool);
    function register(address registrant) external;
    function registerAndSubscribe(address registrant, address subscription) external;
    function registerAndCopyEntries(address registrant, address registrantToCopy) external;
    function unregister(address addr) external;
    function updateOperator(address registrant, address operator, bool filtered) external;
    function updateOperators(address registrant, address[] calldata operators, bool filtered) external;
    function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external;
    function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external;
    function subscribe(address registrant, address registrantToSubscribe) external;
    function unsubscribe(address registrant, bool copyExistingEntries) external;
    function subscriptionOf(address addr) external returns (address registrant);
    function subscribers(address registrant) external returns (address[] memory);
    function subscriberAt(address registrant, uint256 index) external returns (address);
    function copyEntriesOf(address registrant, address registrantToCopy) external;
    function isOperatorFiltered(address registrant, address operator) external returns (bool);
    function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool);
    function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool);
    function filteredOperators(address addr) external returns (address[] memory);
    function filteredCodeHashes(address addr) external returns (bytes32[] memory);
    function filteredOperatorAt(address registrant, uint256 index) external returns (address);
    function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32);
    function isRegistered(address addr) external returns (bool);
    function codeHashOf(address addr) external returns (bytes32);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintERC2309QuantityExceedsLimit","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"OwnershipNotInitializedForExtraData","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"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"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":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"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":"auctionContractAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"claimed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"address","name":"to","type":"address"}],"name":"gift","outputs":[],"stateMutability":"nonpayable","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":"lockMetadataURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"maxAuctionID","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"metadataURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"metadataURILocked","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minAuctionID","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mintPaused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"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":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_address","type":"address"}],"name":"setSplitAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"split","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenID","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"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":"_address","type":"address"}],"name":"updateAuctionContractAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_address","type":"address"},{"internalType":"bool","name":"canGift","type":"bool"}],"name":"updateGifters","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_maxAuctionID","type":"uint256"}],"name":"updateMaxAuctionID","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"givenMetadataURI","type":"string"}],"name":"updateMetadataURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_minAuctionID","type":"uint256"}],"name":"updateMinAuctionID","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_mintPaused","type":"bool"}],"name":"updateMintPaused","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint96","name":"_royaltyBps","type":"uint96"}],"name":"updateRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"userBidOnAuction","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"}]

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