Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

//Contract based on [https://docs.openzeppelin.com/contracts/3.x/erc721](https://docs.openzeppelin.com/contracts/3.x/erc721)
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "erc721a/contracts/ERC721A.sol";
                                                                                        
//                      ....                                                               
//                     ~J??7?YJ77:                                                         
//                     ~?!J557.   .:^~^~!!~:.                                              
//                     ^?PY^   .~~::^:~55?~~7!^.                                           
//                     !7:   ^5#Y!~~7^!PP57~!~!!!!7^                                       
//                     ~   ~G5?7::^!7J:7J7!~~~~~!!!J!                                      
//                       :JJ5!::~~~^^!~~~~~!!!!!!!!Y~                                      
//                      :P#!7~^?!~!!~~~!!!!!!!!!!77J~.                                     
//                     .?7!!~77!!7~~!!!!!!!!!7?J5Y?5BG?!5GP~                               
//                      ^7~~?~?7~~!!!!7!!!7J55GBBY7J5PBBBB##7                              
//                      :~!!^7^J7!!!!!!7JYY5GGPYPB&&@#PYYY5G&Y                             
//                      ..~^!^J!!!!!!7Y5G#B?J5JJ&@@@7?G#&&#B5&&!                           
//                        ~~~J!!!!~7J5?JGY5#&B5PB#@&J@@@@@@@&&@@B:                         
//                         7?!77!~JYP#5?5&@@&@@#PPG#&&&&&&&&&&BBBP!~                       
//                          .:^^~Y?5#JY&@@#P5P&@@BPPB&@&#55Y?7!!!!7.                       
//                              ~Y???G@@B&#YY5PGP&@GYJ5Y?^~!!!!!7?~:..                     
//                              :#P?#@&P5!Y#G?: ~B#P?7!!!!!!7JY55PPP55YJYYY                
//                              5B?&@GPP7JJ7#?!GB7!!!!!!7JY5PP55YYY555PGBBB^               
//                              JJ~###PJP5J&&&GY7~!!!7J5PPP5Y?JJY555PBBBBBGJ               
//                               .!GPJP&5B@&BJ!!!!!?YPPP5YJ7?5PPPPP5Y5P555GB.              
//                             ^G&#G5!.&@@#Y!!!!!?5PPP5J77?5PP5555YJ5555PYG#J              
//                          .JB&&P7.   !&G?!!!!75PP5Y7!?JY?7YJJJJYJPPPPP5YJPP              
//                        !G##P7.       ~?~!!~JPP5Y77JYYYY7?YYYYYY?7YYYJJ5PPP^             
//                     ^5##P7:          !.  .YPPY?77YYYYJ!?YYYYYY?7JYYYYJ5Y7~.             
//                  .JB#G?:                  55J??!?YYJ77!?JYJ??77YYYY7~.                  
//                !G#BJ^                    .Y77!7??7!77??7~!77??777^     .:~!             
//             :5#BY^                       :77!????~7?????~????7^    .~JPGJJP             
//          .7GBY^                           ~~~??7!~!7?7!~~7?7:   .!?J5GY?7!?.            
//        ~PB5~                                 ..:~!!!~~!77!.   .?PGP?!~~!7?J:            
//  .:^.^P5~.                                         ..:^~~    !55GY~^!??????^            
// ~Y5J!^.                                                     ^Y!?7^7J???????~            
// :77?!                                                            .:^~!77??J7            
//                                                                         ..:^                                                                                  
contract UmiverseHonorary is ERC721A, Ownable, ReentrancyGuard {
    using SafeMath for uint256;
    using Strings for string;

    uint256 public constant purchaseLimit = 6;
    uint256 public constant maxSupply = 6;

    string public provenanceHash = '';

    string private _baseTokenURI;

    constructor() ERC721A("UmiverseHonorary", "UMIHON") {}

    function mintNFT() external payable onlyOwner {
        require(
            tx.origin == msg.sender,
            "Transaction from another contract not allowed"
        );

        require(
            totalSupply() < maxSupply,
            "Not enough tokens to complete transaction"
        );

        _safeMint(msg.sender, 6);
    }

    function setProvenanceHash(string memory _provenanceHash) public onlyOwner {
        provenanceHash = _provenanceHash;
    }

    function setBaseURI(string calldata uri) external onlyOwner {
        _baseTokenURI = uri;
    }

    function _baseURI() internal view virtual override returns (string memory) {
        return _baseTokenURI;
    }

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

        string memory _tokenURI = super.tokenURI(tokenId);
        return
            bytes(_tokenURI).length > 0
                ? string(abi.encodePacked(_tokenURI, ".json"))
                : "";
    }

    function withdrawMoney() external onlyOwner nonReentrant {
        (bool success, ) = msg.sender.call{value: address(this).balance}("");
        require(success, "Transfer failed.");
    }
}

// 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 (utils/math/SafeMath.sol)

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts 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
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '@openzeppelin/contracts/token/ERC721/IERC721.sol';
import '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol';
import '@openzeppelin/contracts/utils/Address.sol';
import '@openzeppelin/contracts/utils/Context.sol';
import '@openzeppelin/contracts/utils/Strings.sol';
import '@openzeppelin/contracts/utils/introspection/ERC165.sol';

error ApprovalCallerNotOwnerNorApproved();
error ApprovalQueryForNonexistentToken();
error ApproveToCaller();
error ApprovalToCurrentOwner();
error BalanceQueryForZeroAddress();
error MintToZeroAddress();
error MintZeroQuantity();
error OwnerQueryForNonexistentToken();
error TransferCallerNotOwnerNorApproved();
error TransferFromIncorrectOwner();
error TransferToNonERC721ReceiverImplementer();
error TransferToZeroAddress();
error URIQueryForNonexistentToken();

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension. Built to optimize for lower gas during batch mints.
 *
 * Assumes serials are sequentially minted starting at _startTokenId() (defaults to 0, e.g. 0, 1, 2, 3..).
 *
 * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 *
 * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721A is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Compiler will pack this into a single 256bit word.
    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Keeps track of the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
    }

    // Compiler will pack this into a single 256bit word.
    struct AddressData {
        // Realistically, 2**64-1 is more than enough.
        uint64 balance;
        // Keeps track of mint count with minimal overhead for tokenomics.
        uint64 numberMinted;
        // Keeps track of burn count with minimal overhead for tokenomics.
        uint64 numberBurned;
        // For miscellaneous variable(s) pertaining to the address
        // (e.g. number of whitelist mint slots used).
        // If there are multiple variables, please pack them into a uint64.
        uint64 aux;
    }

    // The tokenId of the next token to be minted.
    uint256 internal _currentIndex;

    // The number of tokens burned.
    uint256 internal _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 _ownershipOf implementation for details.
    mapping(uint256 => TokenOwnership) internal _ownerships;

    // Mapping owner address to address data
    mapping(address => AddressData) private _addressData;

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

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

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

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

    /**
     * @dev Burned tokens are calculated here, use _totalMinted() if you want to count just minted tokens.
     */
    function totalSupply() public view returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than _currentIndex - _startTokenId() times
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

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

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC721).interfaceId ||
            interfaceId == type(IERC721Metadata).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return uint256(_addressData[owner].balance);
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return uint256(_addressData[owner].numberMinted);
    }

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

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

    /**
     * Sets the auxillary 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 {
        _addressData[owner].aux = aux;
    }

    /**
     * Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around in the collection over time.
     */
    function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr && curr < _currentIndex) {
                TokenOwnership memory ownership = _ownerships[curr];
                if (!ownership.burned) {
                    if (ownership.addr != address(0)) {
                        return ownership;
                    }
                    // Invariant:
                    // There will always be an ownership that has an address and is not burned
                    // before an ownership that does not have an address and is not burned.
                    // Hence, curr will not underflow.
                    while (true) {
                        curr--;
                        ownership = _ownerships[curr];
                        if (ownership.addr != address(0)) {
                            return ownership;
                        }
                    }
                }
            }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return _ownershipOf(tokenId).addr;
    }

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

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

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

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, can be overriden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public override {
        address owner = ERC721A.ownerOf(tokenId);
        if (to == owner) revert ApprovalToCurrentOwner();

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

        _approve(to, tokenId, owner);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        if (operator == _msgSender()) revert ApproveToCaller();

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

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

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

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

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        _transfer(from, to, tokenId);
        if (to.isContract() && !_checkContractOnERC721Received(from, to, tokenId, _data)) {
            revert TransferToNonERC721ReceiverImplementer();
        }
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return _startTokenId() <= tokenId && tokenId < _currentIndex && !_ownerships[tokenId].burned;
    }

    function _safeMint(address to, uint256 quantity) internal {
        _safeMint(to, 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.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal {
        _mint(to, quantity, _data, true);
    }

    /**
     * @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.
     */
    function _mint(
        address to,
        uint256 quantity,
        bytes memory _data,
        bool safe
    ) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

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

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
        // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
        unchecked {
            _addressData[to].balance += uint64(quantity);
            _addressData[to].numberMinted += uint64(quantity);

            _ownerships[startTokenId].addr = to;
            _ownerships[startTokenId].startTimestamp = uint64(block.timestamp);

            uint256 updatedIndex = startTokenId;
            uint256 end = updatedIndex + quantity;

            if (safe && to.isContract()) {
                do {
                    emit Transfer(address(0), to, updatedIndex);
                    if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (updatedIndex != end);
                // Reentrancy protection
                if (_currentIndex != startTokenId) revert();
            } else {
                do {
                    emit Transfer(address(0), to, updatedIndex++);
                } while (updatedIndex != end);
            }
            _currentIndex = updatedIndex;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) private {
        TokenOwnership memory prevOwnership = _ownershipOf(tokenId);

        if (prevOwnership.addr != from) revert TransferFromIncorrectOwner();

        bool isApprovedOrOwner = (_msgSender() == from ||
            isApprovedForAll(from, _msgSender()) ||
            getApproved(tokenId) == _msgSender());

        if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

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

        // 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 {
            _addressData[from].balance -= 1;
            _addressData[to].balance += 1;

            TokenOwnership storage currSlot = _ownerships[tokenId];
            currSlot.addr = to;
            currSlot.startTimestamp = uint64(block.timestamp);

            // If the ownership slot of tokenId+1 is not explicitly set, that means the transfer initiator owns it.
            // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
            uint256 nextTokenId = tokenId + 1;
            TokenOwnership storage nextSlot = _ownerships[nextTokenId];
            if (nextSlot.addr == address(0)) {
                // This will suffice for checking _exists(nextTokenId),
                // as a burned slot cannot contain the zero address.
                if (nextTokenId != _currentIndex) {
                    nextSlot.addr = from;
                    nextSlot.startTimestamp = prevOwnership.startTimestamp;
                }
            }
        }

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

    /**
     * @dev This is 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 {
        TokenOwnership memory prevOwnership = _ownershipOf(tokenId);

        address from = prevOwnership.addr;

        if (approvalCheck) {
            bool isApprovedOrOwner = (_msgSender() == from ||
                isApprovedForAll(from, _msgSender()) ||
                getApproved(tokenId) == _msgSender());

            if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        }

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

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

        // 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 {
            AddressData storage addressData = _addressData[from];
            addressData.balance -= 1;
            addressData.numberBurned += 1;

            // Keep track of who burned the token, and the timestamp of burning.
            TokenOwnership storage currSlot = _ownerships[tokenId];
            currSlot.addr = from;
            currSlot.startTimestamp = uint64(block.timestamp);
            currSlot.burned = true;

            // If the ownership slot of tokenId+1 is not explicitly set, that means the burn initiator owns it.
            // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
            uint256 nextTokenId = tokenId + 1;
            TokenOwnership storage nextSlot = _ownerships[nextTokenId];
            if (nextSlot.addr == address(0)) {
                // This will suffice for checking _exists(nextTokenId),
                // as a burned slot cannot contain the zero address.
                if (nextTokenId != _currentIndex) {
                    nextSlot.addr = from;
                    nextSlot.startTimestamp = prevOwnership.startTimestamp;
                }
            }
        }

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

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

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits a {Approval} event.
     */
    function _approve(
        address to,
        uint256 tokenId,
        address owner
    ) private {
        _tokenApprovals[tokenId] = to;
        emit Approval(owner, to, tokenId);
    }

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

    /**
     * @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 {}
}

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

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {
    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

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

pragma solidity ^0.8.0;

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

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

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

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

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

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

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

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

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

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

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

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT
// 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 (utils/introspection/ERC165.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

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

• 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":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","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":"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":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintNFT","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"provenanceHash","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"purchaseLimit","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"uri","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_provenanceHash","type":"string"}],"name":"setProvenanceHash","outputs":[],"stateMutability":"nonpayable","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":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawMoney","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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