Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity >=0.8.0 <0.9.0;

import "erc721a/contracts/ERC721A.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";

contract SabetORGNLS is ERC721A, Ownable {
  string public baseURI;
  address public signerAddress = 0x71688e5f22f818a31BC36BEcD1Fc83D198779b83;
  mapping(address => bool) public alreadyMinted;

  using ECDSA for bytes32;

  constructor() ERC721A('ORGNLS by SABET', 'ORGNLS') {}

  function mint(uint256 quantity, uint256 maxAllowed, bytes memory signature) public {
    bytes32 inputHash = keccak256(
      abi.encodePacked(
        msg.sender,
        maxAllowed
      )
    );

    bytes32 ethSignedMessageHash = inputHash.toEthSignedMessageHash();
    address recoveredAddress = ethSignedMessageHash.recover(signature);
    require(recoveredAddress == signerAddress, 'Bad signature');

    require(alreadyMinted[msg.sender] == false, 'Already minted');

    alreadyMinted[msg.sender] = true;

    _mint(msg.sender, quantity);
  }

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

  function setBaseUri(string memory baseuri_) public onlyOwner {
    baseURI = baseuri_;
  }

  function ownerMint(address to, uint256 quantity) public onlyOwner {
    _mint(to, quantity);
  }

  function setSignerAddress(address signerAddress_) public onlyOwner {
    signerAddress = signerAddress_;
  }
}

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

pragma solidity ^0.8.4;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.4;

import './IERC721A.sol';

/**
 * @dev Interface of 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
// OpenZeppelin Contracts (last updated v4.7.3) (utils/cryptography/ECDSA.sol)

pragma solidity ^0.8.0;

import "../Strings.sol";

/**
 * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
 *
 * These functions can be used to verify that a message was signed by the holder
 * of the private keys of a given address.
 */
library ECDSA {
    enum RecoverError {
        NoError,
        InvalidSignature,
        InvalidSignatureLength,
        InvalidSignatureS,
        InvalidSignatureV
    }

    function _throwError(RecoverError error) private pure {
        if (error == RecoverError.NoError) {
            return; // no error: do nothing
        } else if (error == RecoverError.InvalidSignature) {
            revert("ECDSA: invalid signature");
        } else if (error == RecoverError.InvalidSignatureLength) {
            revert("ECDSA: invalid signature length");
        } else if (error == RecoverError.InvalidSignatureS) {
            revert("ECDSA: invalid signature 's' value");
        } else if (error == RecoverError.InvalidSignatureV) {
            revert("ECDSA: invalid signature 'v' value");
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature` or error string. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     *
     * Documentation for signature generation:
     * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
     * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
     *
     * _Available since v4.3._
     */
    function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
        if (signature.length == 65) {
            bytes32 r;
            bytes32 s;
            uint8 v;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            /// @solidity memory-safe-assembly
            assembly {
                r := mload(add(signature, 0x20))
                s := mload(add(signature, 0x40))
                v := byte(0, mload(add(signature, 0x60)))
            }
            return tryRecover(hash, v, r, s);
        } else {
            return (address(0), RecoverError.InvalidSignatureLength);
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature`. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     */
    function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, signature);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address, RecoverError) {
        bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
        uint8 v = uint8((uint256(vs) >> 255) + 27);
        return tryRecover(hash, v, r, s);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
     *
     * _Available since v4.2._
     */
    function recover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, r, vs);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `v`,
     * `r` and `s` signature fields separately.
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address, RecoverError) {
        // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
        // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
        // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
        // signatures from current libraries generate a unique signature with an s-value in the lower half order.
        //
        // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
        // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
        // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
        // these malleable signatures as well.
        if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
            return (address(0), RecoverError.InvalidSignatureS);
        }
        if (v != 27 && v != 28) {
            return (address(0), RecoverError.InvalidSignatureV);
        }

        // If the signature is valid (and not malleable), return the signer address
        address signer = ecrecover(hash, v, r, s);
        if (signer == address(0)) {
            return (address(0), RecoverError.InvalidSignature);
        }

        return (signer, RecoverError.NoError);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `v`,
     * `r` and `s` signature fields separately.
     */
    function recover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, v, r, s);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from a `hash`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
        // 32 is the length in bytes of hash,
        // enforced by the type signature above
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from `s`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
    }

    /**
     * @dev Returns an Ethereum Signed Typed Data, created from a
     * `domainSeparator` and a `structHash`. This produces hash corresponding
     * to the one signed with the
     * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
     * JSON-RPC method as part of EIP-712.
     *
     * See {recover}.
     */
    function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
    }
}

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

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";
    uint8 private constant _ADDRESS_LENGTH = 20;

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

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

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

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

    /**
     * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
     */
    function toHexString(address addr) internal pure returns (string memory) {
        return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
    }
}

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

pragma solidity ^0.8.0;

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

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

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

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

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

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

{
  "remappings": [],
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "evmVersion": "london",
  "libraries": {},
  "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":[],"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":[{"internalType":"address","name":"","type":"address"}],"name":"alreadyMinted","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"internalType":"uint256","name":"maxAllowed","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","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":"address","name":"to","type":"address"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"ownerMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"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":"string","name":"baseuri_","type":"string"}],"name":"setBaseUri","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"signerAddress_","type":"address"}],"name":"setSignerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"signerAddress","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"}]

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