ETH Price: $3,486.69 (+1.10%)

Token

Why-Combinator (WHY)
 

Overview

Max Total Supply

5,000 WHY

Holders

533

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Filtered by Token Holder
*◨-◨¬◨-◨¬.eth
Balance
4 WHY
0x954cfc3b0cd64c88ea075f676262e5f93e071b9e
Loading...
Loading
Loading...
Loading
Loading...
Loading

Click here to update the token information / general information
# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
Token

Compiler Version
v0.8.6+commit.11564f7e

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 9 : Token.sol
// SPDX-License-Identifier: UNLICENSED
pragma solidity ^0.8.0;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "erc721a/contracts/extensions/ERC721ABurnable.sol";
import "./StartTokenIdHelper.sol";


contract Token is StartTokenIdHelper, ERC721ABurnable, Ownable, ReentrancyGuard {

    string private _baseTokenURI;
    uint256 public limitSupply;
    uint256 public limitFreeSupply;
    mapping(address => uint16) public freeReceivePerAddress;

    bool public saleActive;
    uint256 public saleFreeSupply;
    uint256 public price;
    uint16 public freeLimitPerAddress;
    uint16 public transactionLimit;

    event SaleStart(uint256 indexed _saleStartTime, uint256 _price, uint16 _freeLimitPerAddress, uint16 _transactionLimit);
    event SalePaused(uint256 indexed _salePauseTime, uint256 _saleFreeSupply);
    event LimitSupplyDefined(uint256 indexed _limitStartTime, uint256 _limitSupply);
    event LimitFreeSupplyDefined(uint256 indexed _limitFreeStartTime, uint256 _limitFreeSupply);

    modifier whenSaleActive() {
        require(saleActive, "WHY: Sale is not active.");
        _;
    }

    constructor(
        string memory name_, string memory symbol_,string memory baseURI_, uint256 startTokenId_
    ) StartTokenIdHelper(startTokenId_) ERC721A(name_, symbol_) {
        _baseTokenURI = baseURI_;
    }

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

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

    function setBaseURI(string memory baseURI_) external onlyOwner {
        _baseTokenURI = baseURI_;
    }

    function setLimitSupply(uint256 limit_) external onlyOwner  {
        require(limitSupply == 0, "WHY: Limit supply has already defined.");
        limitSupply = limit_;
        emit LimitSupplyDefined(block.timestamp, limitSupply);
    }

    function setLimitFreeSupply(uint256 limit_) external onlyOwner  {
        require(limitFreeSupply == 0, "WHY: Limit free supply has already defined.");
        limitFreeSupply = limit_;
        emit LimitFreeSupplyDefined(block.timestamp, limitFreeSupply);
    }

    function startSale(uint256 price_, uint16 freeLimitPerAddress_, uint16 transactionLimit_) external onlyOwner {
        require(limitSupply > 0, "WHY: Limit supply should be defined.");
        if (saleActive) { _pauseSale(); }

        transactionLimit = transactionLimit_;
        freeLimitPerAddress = freeLimitPerAddress_;
        price = price_;
        saleFreeSupply = 0;
        saleActive = true;
        emit SaleStart(block.timestamp, price, freeLimitPerAddress, transactionLimit);
    }

    function pauseSale() external onlyOwner whenSaleActive {
        _pauseSale();
    }

    function _pauseSale() internal {
        saleActive = false;
        emit SalePaused(block.timestamp, saleFreeSupply);
    }

    function mint(uint16 tokensAmount) external payable whenSaleActive nonReentrant {
        require(tokensAmount <= transactionLimit, "WHY: Limited amount of tokens per transaction.");
        require(totalSupply() + tokensAmount <= limitSupply, "WHY: Limited amount of tokens.");

        if (saleFreeSupply < limitFreeSupply && freeReceivePerAddress[msg.sender] < freeLimitPerAddress) {
            uint16 freeTokensAmount = freeLimitPerAddress - freeReceivePerAddress[msg.sender];
            if (limitFreeSupply - saleFreeSupply < freeTokensAmount) {
                freeTokensAmount = uint16(limitFreeSupply - saleFreeSupply);
            }
            if (tokensAmount < freeTokensAmount) {
                freeTokensAmount = tokensAmount;
            }

            require(price * (tokensAmount - freeTokensAmount) <= msg.value, "WHY: Insufficient funds.");

            freeReceivePerAddress[msg.sender] += freeTokensAmount;
            saleFreeSupply += freeTokensAmount;
        } else {
            require(price * tokensAmount <= msg.value, "WHY: Insufficient funds.");
        }
        _safeMint(msg.sender, tokensAmount);
    }

    function withdraw(address payable wallet, uint256 amount) external onlyOwner {
        require(amount <= address(this).balance);
        wallet.transfer(amount);
    }

    function getOwnershipAt(uint256 index) public view returns (TokenOwnership memory) {
        return _ownershipAt(index);
    }

    function totalMinted() public view returns (uint256) {
        return _totalMinted();
    }

    function totalBurned() public view returns (uint256) {
        return _totalBurned();
    }

    function numberBurned(address owner) public view returns (uint256) {
        return _numberBurned(owner);
    }
}

File 2 of 9 : StartTokenIdHelper.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creators: Chiru Labs

pragma solidity ^0.8.4;

/**
 * This Helper is used to return a dynamic value in the overridden _startTokenId() function.
 * Extending this Helper before the ERC721A contract give us access to the herein set `startTokenId`
 * to be returned by the overridden `_startTokenId()` function of ERC721A in the ERC721AStartTokenId mocks.
 */
contract StartTokenIdHelper {
    uint256 public startTokenId;

    constructor(uint256 startTokenId_) {
        startTokenId = startTokenId_;
    }
}

File 3 of 9 : IERC721ABurnable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '../IERC721A.sol';

/**
 * @dev Interface of ERC721ABurnable.
 */
interface IERC721ABurnable is IERC721A {
    /**
     * @dev Burns `tokenId`. See {ERC721A-_burn}.
     *
     * Requirements:
     *
     * - The caller must own `tokenId` or be an approved operator.
     */
    function burn(uint256 tokenId) external;
}

File 4 of 9 : ERC721ABurnable.sol
// SPDX-License-Identifier: MIT
// ERC721A Contracts v4.2.2
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import './IERC721ABurnable.sol';
import '../ERC721A.sol';

/**
 * @title ERC721ABurnable.
 *
 * @dev ERC721A token that can be irreversibly burned (destroyed).
 */
abstract contract ERC721ABurnable is ERC721A, IERC721ABurnable {
    /**
     * @dev Burns `tokenId`. See {ERC721A-_burn}.
     *
     * Requirements:
     *
     * - The caller must own `tokenId` or be an approved operator.
     */
    function burn(uint256 tokenId) public virtual override {
        _burn(tokenId, true);
    }
}

File 5 of 9 : IERC721A.sol
// 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);
}

File 6 of 9 : ERC721A.sol
// 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)
        }
    }
}

File 7 of 9 : Context.sol
// 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;
    }
}

File 8 of 9 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

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

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

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

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

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

        _;

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

File 9 of 9 : Ownable.sol
// 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);
    }
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"string","name":"name_","type":"string"},{"internalType":"string","name":"symbol_","type":"string"},{"internalType":"string","name":"baseURI_","type":"string"},{"internalType":"uint256","name":"startTokenId_","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":"uint256","name":"_limitFreeStartTime","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_limitFreeSupply","type":"uint256"}],"name":"LimitFreeSupplyDefined","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"_limitStartTime","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_limitSupply","type":"uint256"}],"name":"LimitSupplyDefined","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":"uint256","name":"_salePauseTime","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_saleFreeSupply","type":"uint256"}],"name":"SalePaused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"_saleStartTime","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_price","type":"uint256"},{"indexed":false,"internalType":"uint16","name":"_freeLimitPerAddress","type":"uint16"},{"indexed":false,"internalType":"uint16","name":"_transactionLimit","type":"uint16"}],"name":"SaleStart","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"freeLimitPerAddress","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"freeReceivePerAddress","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getOwnershipAt","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint24","name":"extraData","type":"uint24"}],"internalType":"struct IERC721A.TokenOwnership","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"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":"limitFreeSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"limitSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"tokensAmount","type":"uint16"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"numberBurned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"pauseSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"price","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":[],"name":"saleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"saleFreeSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","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":"uint256","name":"limit_","type":"uint256"}],"name":"setLimitFreeSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"limit_","type":"uint256"}],"name":"setLimitSupply","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"price_","type":"uint256"},{"internalType":"uint16","name":"freeLimitPerAddress_","type":"uint16"},{"internalType":"uint16","name":"transactionLimit_","type":"uint16"}],"name":"startSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"startTokenId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalBurned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"transactionLimit","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"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 payable","name":"wallet","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Deployed Bytecode

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000e5768792d436f6d62696e61746f72000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000357485900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : name_ (string): Why-Combinator
Arg [1] : symbol_ (string): WHY
Arg [2] : baseURI_ (string):
Arg [3] : startTokenId_ (uint256): 1

-----Encoded View---------------
9 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000001
Arg [4] : 000000000000000000000000000000000000000000000000000000000000000e
Arg [5] : 5768792d436f6d62696e61746f72000000000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [7] : 5748590000000000000000000000000000000000000000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000000


Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.