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 ^0.8.7;

/*
🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗
🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗
🐗🐗🐗🐗 Welcome to BOAR CLUB, you can mint your BOAR through the mint function, or visit our official website https://boarclub.vip/🐗🐗🐗🐗
🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗
🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗🐗
*/

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

contract BOAC is ERC721A, Ownable {

    enum EPublicMintStatus {
        NOTACTIVE,
        ALLOWLIST_MINT,
        PUBLIC_MINT,
        CLOSED
    }

    EPublicMintStatus public publicMintStatus;

    string  public baseTokenURI;
    string  public defaultTokenURI;
    uint256 public maxSupply;
    uint256 public publicSalePrice=0.0015 ether;
    mapping(address => uint256) public usermint;

    constructor(
        string memory _baseTokenURI,
        uint _maxSupply
    ) ERC721A ("Boar Club", "BOAC") {
        baseTokenURI = _baseTokenURI;
        maxSupply = _maxSupply;
    _safeMint(_msgSender(), 1);
    }

    modifier callerIsUser() {
        require(tx.origin == msg.sender, "Must from real wallet address");
        _;
    }

    function mint(uint256 _quantity) external callerIsUser payable {
        require(publicMintStatus == EPublicMintStatus.PUBLIC_MINT, "Public sale closed");
        require(_quantity <= 20, "Invalid quantity");
        require(totalSupply() + _quantity <= maxSupply, "Exceed supply");

        uint256 _remainFreeQuantity = 0;
        if (totalSupply() + _quantity < 4000) {
            if (1 > usermint[msg.sender]) {
                _remainFreeQuantity = 1 - usermint[msg.sender];
            }
        }

        uint256 _needPayPrice = 0;
        if (_quantity > _remainFreeQuantity) {
            _needPayPrice = (_quantity - _remainFreeQuantity) * publicSalePrice;
        }

        require(msg.value >= _needPayPrice, "Ether is not enough");
        usermint[msg.sender] += _quantity;
        _safeMint(msg.sender, _quantity);
    }


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

    function setDefaultURI(string calldata _defaultURI) external onlyOwner {
        defaultTokenURI = _defaultURI;
    }

    function setPublicPrice(uint256 mintprice) external onlyOwner {
        publicSalePrice = mintprice;
    }

    function setPublicMintStatus(uint256 status) external onlyOwner {
        publicMintStatus = EPublicMintStatus(status);
    }

    function _startTokenId() internal view virtual override returns (uint256) {
        return 1;
    }

    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), ".json")) : defaultTokenURI;
    }

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

    function airdrop(address[] memory airdropaddress, uint256[] memory airdropquantity) public payable onlyOwner {
        for (uint256 i = 0; i < airdropaddress.length; i++) {
            require(totalSupply() + airdropquantity[i] <= maxSupply, "Exceed supply");
            _safeMint(airdropaddress[i], airdropquantity[i]);
        }
    }

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

}

// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// 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 {
    // Reference type for token approval.
    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 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 {
        if (operator == _msgSenderERC721A()) revert ApproveToCaller();

        _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]`.
        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 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 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 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.
            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`.
                )

                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 0x80 bytes to keep the free memory pointer 32-byte word aliged.
            // We will need 1 32-byte word to store the length,
            // and 3 32-byte words to store a maximum of 78 digits. Total: 0x20 + 3 * 0x20 = 0x80.
            str := add(mload(0x40), 0x80)
            // Update the free memory pointer to allocate.
            mstore(0x40, str)

            // 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 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
// ERC721A Contracts v4.2.2
// 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();

    /**
     * The caller cannot approve to their own address.
     */
    error ApproveToCaller();

    /**
     * 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;

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

    /**
     * @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;

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

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

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

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

    // =============================================================
    //                        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
// 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;
    }
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"_baseTokenURI","type":"string"},{"internalType":"uint256","name":"_maxSupply","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApproveToCaller","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":"airdropaddress","type":"address[]"},{"internalType":"uint256[]","name":"airdropquantity","type":"uint256[]"}],"name":"airdrop","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseTokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"defaultTokenURI","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":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_quantity","type":"uint256"}],"name":"mint","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":"publicMintStatus","outputs":[{"internalType":"enum BOAC.EPublicMintStatus","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicSalePrice","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":"_baseTokenURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"_defaultURI","type":"string"}],"name":"setDefaultURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"status","type":"uint256"}],"name":"setPublicMintStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"mintprice","type":"uint256"}],"name":"setPublicPrice","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":[{"internalType":"address","name":"","type":"address"}],"name":"usermint","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdrawMoney","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000027100000000000000000000000000000000000000000000000000000000000000043697066733a2f2f626166796265696664646f76646f72773271727a75616f73666e37616470646b696232627132373378766f776172776e356e65716264786a356e652f0000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _baseTokenURI (string): ipfs://bafybeifddovdorw2qrzuaosfn7adpdkib2bq273xvowarwn5neqbdxj5ne/
Arg [1] : _maxSupply (uint256): 10000

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 0000000000000000000000000000000000000000000000000000000000002710
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000043
Arg [3] : 697066733a2f2f626166796265696664646f76646f72773271727a75616f7366
Arg [4] : 6e37616470646b696232627132373378766f776172776e356e65716264786a35
Arg [5] : 6e652f0000000000000000000000000000000000000000000000000000000000