ETH Price: $3,127.46 (+2.28%)

Token

Alphafounder (ALPHA)
 

Overview

Max Total Supply

721 ALPHA

Holders

721

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Balance
1 ALPHA
0x9efa4f42b8e4610aa21ac60d83bd31944fff5066
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:
Alphafounder

Compiler Version
v0.8.10+commit.fc410830

Optimization Enabled:
Yes with 1000 runs

Other Settings:
default evmVersion
File 1 of 17 : Alphafounder.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import "./ERC721A/ERC721A.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "./chainlink/AggregatorV3Interface.sol";

import "./ERC2981/ERC2981.sol";
import "./MintPass/MintpassValidator.sol";
import "./MintPass/LibMintpass.sol";

/**
 * @dev Learn more about this project on alphafounders.xyz
 *
 *         _          _                ___                          _
 *        | |        | |              / __)                        | |
 *  _____ | |  ____  | |__   _____  _| |__  ___   _   _  ____    __| | _____   ____  ___
 * (____ || | |  _ \ |  _ \ (____ |(_   __)/ _ \ | | | ||  _ \  / _  || ___ | / ___)/___)
 * / ___ || | | |_| || | | |/ ___ |  | |  | |_| || |_| || | | |( (_| || ____|| |   |___ |
 * \_____| \_)|  __/ |_| |_|\_____|  |_|   \___/ |____/ |_| |_| \____||_____)|_|   (___/
 *            |_|
 *
 **/

contract Alphafounder is MintpassValidator, ERC721A, ERC2981, Ownable {
    using Counters for Counters.Counter;
    using Strings for uint256;

    AggregatorV3Interface internal ethUsdPriceFeed;
    AggregatorV3Interface internal eurUsdPriceFeed;

    // Token Limit and Mint Limits
    uint256 public TOKEN_LIMIT = 1000;
    uint256 public MAX_TOKEN_PER_WALLET = 1;

    // Transfer Permissions
    mapping(uint256 => bool) public membershipTransferPermit;

    // Signatures Dictionary
    mapping(bytes => bool) public usedSignatures;

    // Sale Stages Enabled / Disabled
    bool public allowlistMintEnabled = true;
    bool public publicMintEnabled = true;

    // Mint Price
    int256 public mintEURPrice = 500000000000; // = 500 EUR

    string public _baseTokenURI;

    /**
     * @dev ERC721A Constructor
     */
    constructor(string memory name, string memory symbol)
        ERC721A(name, symbol)
    {
        _setDefaultRoyalty(msg.sender, 500);
        ethUsdPriceFeed = AggregatorV3Interface(
            0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419
        );
        // Chainlink Mainnet ETH/USD 0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419
        eurUsdPriceFeed = AggregatorV3Interface(
            0xb49f677943BC038e9857d61E7d053CaA2C1734C1
        );
        // Chainlink Mainnet EUR/USD 0xb49f677943BC038e9857d61E7d053CaA2C1734C1

        SIGNER_WALLET = 0xa4Daf00b6ca5ce4136269c68Db35288072844f2a;
    }

    /**
     * @dev Withrawal all Funds sent to the contract to Owner
     *
     * Requirements:
     * - `msg.sender` needs to be Beneficiary and payable
     */
    function withdraw() external onlyOwner {
        require(payable(msg.sender).send(address(this).balance));
    }

    /**
     * @dev Overwrite Token ID Start to skip Token with ID 0
     *
     */
    function _startTokenId() internal view virtual override returns (uint256) {
        return 1;
    }

    /**
     * @dev Public Mint Function.
     *
     * @param minter amount of tokens to be minted
     *
     * Requirements:
     * - `minter` user that should receive the token
     * - `quantity` user that should receive the token
     */
    function mint(address minter, uint256 quantity) public payable {
        require(
            publicMintEnabled == true,
            "Alphafounder: Public Minting is not Enabled"
        );

        require(
            msg.value >= (mintPrice() * quantity * 199) / 200, // 0.5% treshold due to conversion rate swings
            "Alphafounder: Insufficient Amount"
        );

        require(
            TOKEN_LIMIT >= _nextTokenId(),
            "Alphafounder: Token Limit reached"
        );
        _mint(minter, quantity);
    }

    /**
     * @dev Function to mint Tokens during Allowlist Sale. This function is
     * should only be called on minting app to ensure signature validity.
     *
     * @param quantity amount of tokens to be minted
     * @param mintpass issued by the minting app
     * @param mintpassSignature issued by minting app and signed by SIGNER_WALLET
     *
     * Requirements:
     * - `quantity` can't be higher than {mintLimitPerWallet}
     * - `mintpass` needs to match the signature contents
     * - `mintpassSignature` needs to be obtained from minting app and
     *    signed by SIGNER_WALLET
     */
    function allowlistMint(
        uint256 quantity,
        LibMintpass.Mintpass memory mintpass,
        bytes memory mintpassSignature
    ) public {
        require(
            allowlistMintEnabled == true,
            "Alphafounder: Allowlist Minting is not Enabled"
        );

        require(
            TOKEN_LIMIT >= _nextTokenId(),
            "Alphafounder: All Tokens minted"
        );

        require(
            !usedSignatures[mintpassSignature],
            "Alphafounder: Signature already used"
        );

        validateMintpass(mintpass, mintpassSignature);
        _mint(mintpass.wallet, quantity);
        usedSignatures[mintpassSignature] = true;
    }

    function mintPrice() public view returns (uint256) {
        return convertFiatToEth(mintEURPrice);
    }

    /**
     * Returns the latest price
     */
    function convertFiatToEth(int256 fiatPrice)
        internal
        view
        returns (uint256)
    {
        (
            ,
            /*uint80 roundID*/
            int256 ethConversionRate, /*uint startedAt*/ /*uint timeStamp*/ /*uint80 answeredInRound*/
            ,
            ,

        ) = ethUsdPriceFeed.latestRoundData();
        (
            ,
            /*uint80 roundID*/
            int256 eurConversionRate, /*uint startedAt*/ /*uint timeStamp*/ /*uint80 answeredInRound*/
            ,
            ,

        ) = eurUsdPriceFeed.latestRoundData();
        return
            uint256(
                (((fiatPrice * eurConversionRate) / ethConversionRate) *
                    1000000000) * (1 wei)
            );
    }

    /**
     * @dev Function to be called by contract owner to enable / disable
     * different mint stages
     *
     * @param _allowlistMintEnabled true/false
     * @param _publicMintEnabled true/false
     */
    function setMintingEnabled(
        bool _allowlistMintEnabled,
        bool _publicMintEnabled
    ) public virtual onlyOwner {
        allowlistMintEnabled = _allowlistMintEnabled;
        publicMintEnabled = _publicMintEnabled;
    }

    /**
     * @dev Function to be called by contract owner to change mintEURPrice
     *
     * @param _mintEURPrice 500000000000 = 500 EUR
     */
    function setMintEURPrice(int256 _mintEURPrice) public virtual onlyOwner {
        mintEURPrice = _mintEURPrice;
    }

    /**
     * @dev Function to be called by contract owner change the available token amount
     *
     * @param _tokenLimit max amount of tokens available
     * @param _maxTokenPerWallet how many tokens can be in one wallet
     */
    function setLimits(uint256 _tokenLimit, uint256 _maxTokenPerWallet)
        public
        virtual
        onlyOwner
    {
        require(
            _tokenLimit >= totalSupply(),
            "Alphafounder: New Token Limit is smaller than already available tokens"
        );
        TOKEN_LIMIT = _tokenLimit;
        MAX_TOKEN_PER_WALLET = _maxTokenPerWallet;
    }

    /**
     * @dev Function to change the signer Wallet
     *
     * @param _signerWallet address
     */
    function setSignerWallet(address _signerWallet) public virtual onlyOwner {
        SIGNER_WALLET = _signerWallet;
    }

    /**
     * @dev Helper to replace _baseURI
     */
    function _baseURI() internal view virtual override returns (string memory) {
        if (bytes(_baseTokenURI).length > 0) {
            return _baseTokenURI;
        }
        return
            string(
                abi.encodePacked(
                    "https://meta.bowline.app/",
                    Strings.toHexString(uint256(uint160(address(this))), 20),
                    "/"
                )
            );
    }

    /**
     * @dev Can be called by owner to change base URI. This is recommend to be used
     * after tokens are revealed to freeze metadata on IPFS or similar.
     *
     * @param permanentBaseURI URI to be prefixed before tokenId
     */
    function setBaseURI(string memory permanentBaseURI)
        public
        virtual
        onlyOwner
    {
        _baseTokenURI = permanentBaseURI;
    }

    /**
     * @dev This NFT is the membership to a game. Token Transfers during
     * a season are only allowed if an admin approves it. Also we need to
     * enforce only one token per wallet.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 _tokenId,
        uint256 quantity
    ) internal view override {
        if (address(0) != from) {
            for (uint256 i; i < quantity; i++) {
                require(
                    (membershipTransferPermit[_tokenId + i]),
                    "Alphafounder: Transfer has to be permitted by council"
                );
            }
        }
        require(
            balanceOf(to) + quantity <= MAX_TOKEN_PER_WALLET,
            "Alphafounder: Max Memberships per Wallet"
        );
    }

    /**
     * @dev After a Token Transfer we invalidate the membershipTransferPermit
     */
    function _afterTokenTransfers(
        address from,
        address,
        uint256 _tokenId,
        uint256 quantity
    ) internal virtual override {
        if (address(0) != from) {
            for (uint256 i; i < quantity; i++) {
                membershipTransferPermit[_tokenId + i] = false;
            }
        }
    }

    /**
     * @dev Function to permit a Token Transfer this only allows a transfer for one token
     *
     * @param _tokenId Token ID that should have a one transfer permit
     * @param transferPermitted true/false
     */
    function permitMembershipTransfer(uint256 _tokenId, bool transferPermitted)
        public
        virtual
        onlyOwner
    {
        membershipTransferPermit[_tokenId] = transferPermitted;
    }

    /**
     * @dev Sets the royalty information that all ids in this contract will default to.
     *
     * Requirements:
     *
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function setDefaultRoyalty(address receiver, uint96 feeNumerator)
        public
        virtual
        onlyOwner
    {
        _setDefaultRoyalty(receiver, feeNumerator);
    }

    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(ERC721A, ERC2981)
        returns (bool)
    {
        // Supports the following `interfaceId`s:
        // - IERC165: 0x01ffc9a7
        // - IERC721: 0x80ac58cd
        // - IERC721Metadata: 0x5b5e139f
        // - IERC2981: 0x2a55205a
        return
            ERC721A.supportsInterface(interfaceId) ||
            ERC2981.supportsInterface(interfaceId);
    }
}

/** created with bowline.app **/

File 2 of 17 : AggregatorV3Interface.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface AggregatorV3Interface {
  function decimals() external view returns (uint8);

  function description() external view returns (string memory);

  function version() external view returns (uint256);

  function getRoundData(uint80 _roundId)
    external
    view
    returns (
      uint80 roundId,
      int256 answer,
      uint256 startedAt,
      uint256 updatedAt,
      uint80 answeredInRound
    );

  function latestRoundData()
    external
    view
    returns (
      uint80 roundId,
      int256 answer,
      uint256 startedAt,
      uint256 updatedAt,
      uint80 answeredInRound
    );
}

File 3 of 17 : MintpassValidator.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

import "./LibMintpass.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
import "@openzeppelin/contracts/utils/cryptography/draft-EIP712.sol";

/**
 * @dev EIP712 based contract module which validates a Mintpass Issued by
 * Bowline. The signer is {SIGNER_WALLET} and checks for integrity of
 * minterCategory, amount and Address. {mintpass} is struct defined in
 * LibMintpass.
 *
 */
abstract contract MintpassValidator is EIP712 {
    constructor() EIP712("Alphafounder", "1") {}

    // Wallet that signs our mintpasses
    address public SIGNER_WALLET;

    /**
     * @dev Validates if {mintpass} was signed by {SIGNER_WALLET} and created {signature}.
     *
     * @param mintpass Struct with mintpass properties
     * @param signature Signature to decode and compare
     */
    function validateMintpass(LibMintpass.Mintpass memory mintpass, bytes memory signature)
        internal
        view
    {
        bytes32 mintpassHash = LibMintpass.mintpassHash(mintpass);
        bytes32 digest = _hashTypedDataV4(mintpassHash);
        address signer = ECDSA.recover(digest, signature);

        require(
            signer == SIGNER_WALLET,
            "MintpassValidator: Mintpass signature verification error"
        );
    }
}

File 4 of 17 : LibMintpass.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

/**
 * @dev Mintpass Struct definition used to validate EIP712.
 *
 * {minterAddress} is the mintpass owner (It's reommenced to
 * check if it matches msg.sender in your call function)
 * {minterCategory} determines what type of minter is calling:
 * (1, default) AllowList
 */
library LibMintpass {
    bytes32 private constant MINTPASS_TYPE =
        keccak256(
            "Mintpass(address wallet,uint256 tier)"
        );

    struct Mintpass {
        address wallet;
        uint256 tier;
    }

    function mintpassHash(Mintpass memory mintpass) internal pure returns (bytes32) {
        return
            keccak256(
                abi.encode(
                    MINTPASS_TYPE,
                    mintpass.wallet,
                    mintpass.tier
                )
            );
    }
}

File 5 of 17 : 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 17 : 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].value`.
        assembly {
            approvedAddressSlot := tokenApproval.slot
            approvedAddress := sload(approvedAddressSlot)
        }
    }

    // =============================================================
    //                      TRANSFER OPERATIONS
    // =============================================================

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token
     * by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public 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.
            // The duplicated `log4` removes an extra check and reduces stack juggling.
            // The assembly, together with the surrounding Solidity code, have been
            // delicately arranged to nudge the compiler into producing optimized opcodes.
            assembly {
                // Mask `to` to the lower 160 bits, in case the upper bits somehow aren't clean.
                toMasked := and(to, _BITMASK_ADDRESS)
                // Emit the `Transfer` event.
                log4(
                    0, // Start of data (0, since no data).
                    0, // End of data (0, since no data).
                    _TRANSFER_EVENT_SIGNATURE, // Signature.
                    0, // `address(0)`.
                    toMasked, // `to`.
                    startTokenId // `tokenId`.
                )

                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 aligned.
            // 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 17 : ERC2981.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (token/common/ERC2981.sol)

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/interfaces/IERC2981.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165.sol";

/**
 * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information.
 *
 * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for
 * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first.
 *
 * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the
 * fee is specified in basis points by default.
 *
 * _Available since v4.5._
 */
abstract contract ERC2981 is IERC2981, ERC165 {
    struct RoyaltyInfo {
        address receiver;
        uint96 royaltyFraction;
    }

    RoyaltyInfo private _defaultRoyaltyInfo;
    mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) {
        return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @inheritdoc IERC2981
     */
    function royaltyInfo(uint256 _tokenId, uint256 _salePrice)
        external
        view
        virtual
        override
        returns (address, uint256)
    {
        RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId];

        if (royalty.receiver == address(0)) {
            royalty = _defaultRoyaltyInfo;
        }

        uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator();

        return (royalty.receiver, royaltyAmount);
    }

    /**
     * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a
     * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an
     * override.
     */
    function _feeDenominator() internal pure virtual returns (uint96) {
        return 10000;
    }

    /**
     * @dev Sets the royalty information that all ids in this contract will default to.
     *
     * Requirements:
     *
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual {
        require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
        require(receiver != address(0), "ERC2981: invalid receiver");

        _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator);
    }

    /**
     * @dev Sets the royalty information for a specific token id, overriding the global default.
     *
     * Requirements:
     *
     * - `tokenId` must be already minted.
     * - `receiver` cannot be the zero address.
     * - `feeNumerator` cannot be greater than the fee denominator.
     */
    function _setTokenRoyalty(
        uint256 tokenId,
        address receiver,
        uint96 feeNumerator
    ) internal virtual {
        require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice");
        require(receiver != address(0), "ERC2981: Invalid parameters");

        _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator);
    }

    /**
     * @dev Resets royalty information for the token id back to the global default.
     */
    function _resetTokenRoyalty(uint256 tokenId) internal virtual {
        delete _tokenRoyaltyInfo[tokenId];
    }
}

File 8 of 17 : IERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

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

File 9 of 17 : ERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/introspection/ERC165.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

File 10 of 17 : draft-EIP712.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/cryptography/draft-EIP712.sol)

pragma solidity ^0.8.0;

import "./ECDSA.sol";

/**
 * @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data.
 *
 * The encoding specified in the EIP is very generic, and such a generic implementation in Solidity is not feasible,
 * thus this contract does not implement the encoding itself. Protocols need to implement the type-specific encoding
 * they need in their contracts using a combination of `abi.encode` and `keccak256`.
 *
 * This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding
 * scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA
 * ({_hashTypedDataV4}).
 *
 * The implementation of the domain separator was designed to be as efficient as possible while still properly updating
 * the chain id to protect against replay attacks on an eventual fork of the chain.
 *
 * NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method
 * https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask].
 *
 * _Available since v3.4._
 */
abstract contract EIP712 {
    /* solhint-disable var-name-mixedcase */
    // Cache the domain separator as an immutable value, but also store the chain id that it corresponds to, in order to
    // invalidate the cached domain separator if the chain id changes.
    bytes32 private immutable _CACHED_DOMAIN_SEPARATOR;
    uint256 private immutable _CACHED_CHAIN_ID;
    address private immutable _CACHED_THIS;

    bytes32 private immutable _HASHED_NAME;
    bytes32 private immutable _HASHED_VERSION;
    bytes32 private immutable _TYPE_HASH;

    /* solhint-enable var-name-mixedcase */

    /**
     * @dev Initializes the domain separator and parameter caches.
     *
     * The meaning of `name` and `version` is specified in
     * https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]:
     *
     * - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol.
     * - `version`: the current major version of the signing domain.
     *
     * NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart
     * contract upgrade].
     */
    constructor(string memory name, string memory version) {
        bytes32 hashedName = keccak256(bytes(name));
        bytes32 hashedVersion = keccak256(bytes(version));
        bytes32 typeHash = keccak256(
            "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"
        );
        _HASHED_NAME = hashedName;
        _HASHED_VERSION = hashedVersion;
        _CACHED_CHAIN_ID = block.chainid;
        _CACHED_DOMAIN_SEPARATOR = _buildDomainSeparator(typeHash, hashedName, hashedVersion);
        _CACHED_THIS = address(this);
        _TYPE_HASH = typeHash;
    }

    /**
     * @dev Returns the domain separator for the current chain.
     */
    function _domainSeparatorV4() internal view returns (bytes32) {
        if (address(this) == _CACHED_THIS && block.chainid == _CACHED_CHAIN_ID) {
            return _CACHED_DOMAIN_SEPARATOR;
        } else {
            return _buildDomainSeparator(_TYPE_HASH, _HASHED_NAME, _HASHED_VERSION);
        }
    }

    function _buildDomainSeparator(
        bytes32 typeHash,
        bytes32 nameHash,
        bytes32 versionHash
    ) private view returns (bytes32) {
        return keccak256(abi.encode(typeHash, nameHash, versionHash, block.chainid, address(this)));
    }

    /**
     * @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this
     * function returns the hash of the fully encoded EIP712 message for this domain.
     *
     * This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example:
     *
     * ```solidity
     * bytes32 digest = _hashTypedDataV4(keccak256(abi.encode(
     *     keccak256("Mail(address to,string contents)"),
     *     mailTo,
     *     keccak256(bytes(mailContents))
     * )));
     * address signer = ECDSA.recover(digest, signature);
     * ```
     */
    function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) {
        return ECDSA.toTypedDataHash(_domainSeparatorV4(), structHash);
    }
}

File 11 of 17 : ECDSA.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/cryptography/ECDSA.sol)

pragma solidity ^0.8.0;

import "../Strings.sol";

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

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

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature` or error string. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     *
     * Documentation for signature generation:
     * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
     * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
     *
     * _Available since v4.3._
     */
    function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
        // Check the signature length
        // - case 65: r,s,v signature (standard)
        // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
        if (signature.length == 65) {
            bytes32 r;
            bytes32 s;
            uint8 v;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                s := mload(add(signature, 0x40))
                v := byte(0, mload(add(signature, 0x60)))
            }
            return tryRecover(hash, v, r, s);
        } else if (signature.length == 64) {
            bytes32 r;
            bytes32 vs;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                vs := mload(add(signature, 0x40))
            }
            return tryRecover(hash, r, vs);
        } else {
            return (address(0), RecoverError.InvalidSignatureLength);
        }
    }

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

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

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

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

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

        return (signer, RecoverError.NoError);
    }

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

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

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

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

File 12 of 17 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/Strings.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

File 13 of 17 : Counters.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (utils/Counters.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

File 14 of 17 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (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 15 of 17 : IERC2981.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (interfaces/IERC2981.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Interface for the NFT Royalty Standard
 */
interface IERC2981 is IERC165 {
    /**
     * @dev Called with the sale price to determine how much royalty is owed and to whom.
     * @param tokenId - the NFT asset queried for royalty information
     * @param salePrice - the sale price of the NFT asset specified by `tokenId`
     * @return receiver - address of who should be sent the royalty payment
     * @return royaltyAmount - the royalty payment amount for `salePrice`
     */
    function royaltyInfo(uint256 tokenId, uint256 salePrice)
        external
        view
        returns (address receiver, uint256 royaltyAmount);
}

File 16 of 17 : IERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (interfaces/IERC165.sol)

pragma solidity ^0.8.0;

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

File 17 of 17 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.0 (access/Ownable.sol)

pragma solidity ^0.8.0;

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

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

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

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

    /**
     * @dev 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": 1000
  },
  "evmVersion": "london",
  "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"}],"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":[],"name":"MAX_TOKEN_PER_WALLET","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SIGNER_WALLET","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TOKEN_LIMIT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"_baseTokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"},{"components":[{"internalType":"address","name":"wallet","type":"address"},{"internalType":"uint256","name":"tier","type":"uint256"}],"internalType":"struct LibMintpass.Mintpass","name":"mintpass","type":"tuple"},{"internalType":"bytes","name":"mintpassSignature","type":"bytes"}],"name":"allowlistMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"allowlistMintEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"membershipTransferPermit","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"minter","type":"address"},{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintEURPrice","outputs":[{"internalType":"int256","name":"","type":"int256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"bool","name":"transferPermitted","type":"bool"}],"name":"permitMembershipTransfer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"publicMintEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"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":"permanentBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"feeNumerator","type":"uint96"}],"name":"setDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenLimit","type":"uint256"},{"internalType":"uint256","name":"_maxTokenPerWallet","type":"uint256"}],"name":"setLimits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"int256","name":"_mintEURPrice","type":"int256"}],"name":"setMintEURPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_allowlistMintEnabled","type":"bool"},{"internalType":"bool","name":"_publicMintEnabled","type":"bool"}],"name":"setMintingEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_signerWallet","type":"address"}],"name":"setSignerWallet","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":"bytes","name":"","type":"bytes"}],"name":"usedSignatures","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"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)

00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000c416c706861666f756e64657200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005414c504841000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : name (string): Alphafounder
Arg [1] : symbol (string): ALPHA

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [2] : 000000000000000000000000000000000000000000000000000000000000000c
Arg [3] : 416c706861666f756e6465720000000000000000000000000000000000000000
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [5] : 414c504841000000000000000000000000000000000000000000000000000000


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.