Contract

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

/// @title Ultra Sound Editions
/// @author -wizard

/// Ultra Sound Editions is inspired by
/// @jackbutcher, pak, ultrasound.money
/// and by all degens, yes - that's you

pragma solidity ^0.8.6;

import {IUltraSoundGridRenderer} from "./interfaces/IUltraSoundGridRenderer.sol";
import {IUltraSoundDescriptor} from "./interfaces/IUltraSoundDescriptor.sol";
import {IUltraSoundEditions} from "./interfaces/IUltraSoundEditions.sol";
import {ERC2981ContractWideRoyalties, ERC2981Base} from "./libs/royalties/ERC2981ContractWideRoyalties.sol";

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "operator-filter-registry/src/DefaultOperatorFilterer.sol";
import "@openzeppelin/contracts/security/Pausable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract UltraSoundEditions is
    IUltraSoundEditions,
    ERC721,
    DefaultOperatorFilterer,
    ERC2981ContractWideRoyalties,
    Pausable,
    Ownable
{
    IERC721Burn public proofOfWork;
    IUltraSoundDescriptor public descriptor;

    uint256 public ultraSoundBaseFee = 1660; // 16600000000;
    uint16 ultraEditionCounter = 0;
    uint8 restoreMax = 6;

    bool private degenMode = true; // for all degens, especially thomas
    uint256 private restoredCounter;

    mapping(uint256 => Edition) private editions;
    mapping(uint256 => uint256) private restoredTracker;

    constructor(IUltraSoundDescriptor _descriptor, IERC721Burn _proofOfWork)
        ERC721("Ultra Sound Editions", unicode"Ξ")
    {
        descriptor = _descriptor;
        proofOfWork = _proofOfWork;
        _setRoyalties(msg.sender, 500);
    }

    function pause() external override onlyOwner {
        _pause();
    }

    function unpause() external override onlyOwner {
        _unpause();
    }

    function setRoyalties(address recipient, uint24 value) external onlyOwner {
        _setRoyalties(recipient, value);
    }

    function setProofOfWork(IERC721Burn _proofOfWork) external onlyOwner {
        emit ProofOfWorkUpdated(address(proofOfWork), address(_proofOfWork));
        proofOfWork = _proofOfWork;
    }

    function setDescriptor(IUltraSoundDescriptor _descriptor)
        external
        override
        onlyOwner
    {
        emit DescriptorUpdated(address(descriptor), address(_descriptor));
        descriptor = _descriptor;
    }

    function setUltraSoundBaseFee(uint256 _baseFee)
        external
        override
        onlyOwner
    {
        emit UltraSoundBaseFeeUpdated(ultraSoundBaseFee, _baseFee);
        ultraSoundBaseFee = _baseFee;
    }

    function toggleDegenMode() external override onlyOwner {
        degenMode = !degenMode;
    }

    function restored() public view override returns (uint256) {
        return restoredCounter;
    }

    function isUltraSound(uint256 tokenId)
        public
        view
        override
        returns (bool ultraSound)
    {
        ultraSound = editions[tokenId].ultraSound;
    }

    function levelOf(uint256 tokenId)
        public
        view
        override
        returns (uint256 level)
    {
        level = editions[tokenId].level;
    }

    function levelsOf(uint256[] calldata tokenIds)
        public
        view
        returns (uint256[] memory)
    {
        uint256[] memory levels = new uint256[](tokenIds.length);
        for (uint256 i = 0; i < tokenIds.length; i++) {
            levels[i] = (editions[tokenIds[i]].level);
        }
        return levels;
    }

    function mergeCountOf(uint256 tokenId)
        public
        view
        override
        returns (uint256 mergeCount)
    {
        mergeCount = editions[tokenId].mergeCount;
    }

    function edition(uint256 tokenId)
        public
        view
        override
        returns (
            bool ultraSound,
            bool burned,
            uint32 seed,
            uint8 level,
            uint8 palette,
            uint32 blockNumber,
            uint64 baseFee,
            uint64 blockTime,
            uint16 mergeCount,
            uint16 ultraEdition
        )
    {
        ultraSound = editions[tokenId].ultraSound;
        burned = editions[tokenId].burned;
        seed = editions[tokenId].seed;
        level = editions[tokenId].level;
        palette = editions[tokenId].palette;
        blockNumber = editions[tokenId].blockNumber;
        baseFee = editions[tokenId].baseFee;
        blockTime = editions[tokenId].blockTime;
        mergeCount = editions[tokenId].mergeCount;
        ultraEdition = editions[tokenId].ultraEdition;
    }

    function mint(uint256 tokenId) external override whenNotPaused {
        if (!proofOfWork.isApprovedForAll(msg.sender, address(this))) {
            revert ContractNotOperator();
        }

        if (proofOfWork.ownerOf(tokenId) != msg.sender) {
            revert MustBeTokenOwner(address(proofOfWork), tokenId);
        }

        _redeem(msg.sender, tokenId);
        emit Redeemed(tokenId);
    }

    function mintBulk(uint256[] calldata tokenIds)
        external
        override
        whenNotPaused
    {
        if (tokenIds.length > 20) revert TooMany();
        if (!proofOfWork.isApprovedForAll(msg.sender, address(this))) {
            revert ContractNotOperator();
        }

        for (uint256 i = 0; i < tokenIds.length; ) {
            if (proofOfWork.ownerOf(tokenIds[i]) != msg.sender) {
                revert MustBeTokenOwner(address(proofOfWork), tokenIds[i]);
            }

            _redeem(msg.sender, tokenIds[i]);
            unchecked {
                i++;
            }
        }
        emit RedeemedMultiple(tokenIds);
    }

    function swapPalette(uint256 powToBurn, uint256 tokenToSwap)
        external
        whenNotPaused
    {
        address powOwner = proofOfWork.ownerOf(powToBurn);

        if (ownerOf(tokenToSwap) != msg.sender) {
            revert MustBeTokenOwner(address(this), tokenToSwap);
        }

        if (powOwner != msg.sender) {
            revert MustBeTokenOwner(address(proofOfWork), powToBurn);
        }

        if (!proofOfWork.isApprovedForAll(msg.sender, address(this))) {
            revert ContractNotOperator();
        }

        proofOfWork.burn(powToBurn);
        _swapPalette(tokenToSwap);

        emit MetadataUpdate(tokenToSwap);
        emit Merged(tokenToSwap, powToBurn);
    }

    function merge(uint256 token1, uint256 token2) external whenNotPaused {
        if (ownerOf(token1) != msg.sender) {
            revert MustBeTokenOwner(msg.sender, token1);
        }

        if (ownerOf(token2) != msg.sender) {
            revert MustBeTokenOwner(msg.sender, token2);
        }

        if (!isApprovedForAll(msg.sender, address(this))) {
            revert ContractNotOperator();
        }

        (uint256 tokenIdToBurn, uint256 tokenIdToKeep) = _merge(token1, token2);

        _burn(tokenIdToBurn);

        emit MetadataUpdate(tokenIdToKeep);
        emit MetadataUpdate(tokenIdToBurn);
        emit Merged(tokenIdToKeep, tokenIdToBurn);
    }

    function restore(uint256 toRestore, uint256 toUse) external {
        unchecked {
            restoredTracker[toUse] = restoredTracker[toUse] + 1;
        }

        if (
            _exists(toRestore) ||
            ownerOf(toUse) != msg.sender ||
            levelOf(toUse) != 7 ||
            restoredTracker[toUse] > restoreMax ||
            editions[toRestore].burned == false
        ) revert CannotRestore();

        unchecked {
            restoredCounter = restoredCounter + 1;
        }

        _mint(msg.sender, toRestore);
        emit Restored(toRestore, msg.sender);
    }

    function onERC721Received(
        address,
        address from,
        uint256 id,
        bytes calldata data
    ) external whenNotPaused returns (bytes4) {
        address tokenAddress = msg.sender;
        uint256 action;
        uint256 tokenId;

        if (
            tokenAddress != address(proofOfWork) &&
            tokenAddress != address(this)
        ) {
            revert OnReceivedRequestFailure();
        }

        if (tokenAddress == address(proofOfWork) && data.length == 0) {
            action = 0;
        } else if (data.length == 64) {
            (action, tokenId) = abi.decode(data, (uint256, uint256));
        } else {
            revert OnReceivedRequestFailure();
        }

        if (action == 0) {
            /// MINT ///
            _redeem(from, id);
        } else if (action == 1) {
            /// SWAP ///
            if (ownerOf(tokenId) != from) {
                revert MustBeTokenOwner(address(this), tokenId);
            }
            proofOfWork.burn(id);
            _swapPalette(tokenId);

            emit MetadataUpdate(tokenId);
            emit Merged(tokenId, id);
        } else if (action == 2) {
            /// MERGE ///
            if (ownerOf(tokenId) != from) {
                revert MustBeTokenOwner(address(this), tokenId);
            }
            (uint256 tokenIdToBurn, uint256 tokenIdToKeep) = _merge(
                id,
                tokenId
            );
            _burn(tokenIdToBurn);
            if (tokenId != tokenIdToKeep) {
                _transfer(address(this), from, tokenIdToKeep);
            }

            emit MetadataUpdate(tokenIdToKeep);
            emit MetadataUpdate(tokenIdToBurn);
            emit Merged(tokenIdToKeep, tokenIdToBurn);
        }
        return this.onERC721Received.selector;
    }

    function burn(uint256 tokenId) public virtual {
        require(
            _isApprovedOrOwner(msg.sender, tokenId),
            "ERC721: caller is not token owner or approved"
        );
        _burn(tokenId);
    }

    function tokenURI(uint256 tokenId)
        public
        view
        override(ERC721, IUltraSoundEditions)
        returns (string memory)
    {
        Edition memory e = editions[tokenId];
        if (e.blockNumber == 0) revert("Nonexistent token");
        return descriptor.tokenURI(tokenId, editions[tokenId]);
    }

    function tokenSVG(uint256 tokenId, uint8 size)
        public
        view
        override
        returns (string memory)
    {
        Edition memory e = editions[tokenId];
        if (e.blockNumber == 0) revert("Nonexistent token");
        return descriptor.tokenSVG(editions[tokenId], size);
    }

    function _redeem(address to, uint256 tokenId) internal whenNotPaused {
        proofOfWork.burn(tokenId);
        _seedTokenData(tokenId);
        _mint(to, tokenId);
    }

    function _seedTokenData(uint256 tokenId) internal {
        bool ultraSound = block.basefee >= ultraSoundBaseFee;
        uint32 seed = _getSeed(tokenId);

        editions[tokenId] = Edition({
            seed: seed,
            baseFee: uint64(block.basefee),
            blockTime: uint64(block.timestamp),
            blockNumber: uint32(block.number),
            ultraSound: ultraSound,
            ultraEdition: 0,
            mergeCount: 0,
            level: 0,
            palette: _getPalette(seed, ultraSound),
            burned: false
        });
    }

    function _swapPalette(uint256 tokenId) internal {
        Edition storage e = editions[tokenId];
        uint32 seed = _getSeed(tokenId);

        unchecked {
            e.mergeCount = e.mergeCount + 1;
        }
        e.seed = seed;
        e.palette = _getPalette(seed, e.ultraSound);
    }

    function _merge(uint256 tokenIdOne, uint256 tokenIdTwo)
        internal
        returns (uint256 tokenIdToBurn, uint256 tokenIdToKeep)
    {
        uint8 level1 = editions[tokenIdOne].level;
        uint8 level2 = editions[tokenIdTwo].level;

        uint8 nextLevel;
        uint64 basefee;
        uint64 blockTime;
        uint32 blockNumber;
        bool ultraSound;
        uint32 seed;

        if (editions[tokenIdOne].burned || editions[tokenIdOne].burned) {
            revert CannotRestore();
        }

        if (degenMode == true && level1 != level2) {
            revert LevelsMustMatch(level1, level2);
        }

        if (degenMode) {
            unchecked {
                if (level1 > level2) {
                    nextLevel = level1 + 1;
                } else {
                    nextLevel = level2 + 1;
                }
            }
        } else {
            unchecked {
                nextLevel = level1 + level2 + 1;
            }
        }

        if (nextLevel > 7) {
            revert ExceedsMaxLevel(nextLevel, 7);
        }

        uint16 newMergeCount;
        unchecked {
            newMergeCount =
                (editions[tokenIdOne].mergeCount +
                    editions[tokenIdTwo].mergeCount) +
                1;
        }

        if (editions[tokenIdOne].baseFee > editions[tokenIdTwo].baseFee) {
            tokenIdToKeep = tokenIdOne;
            tokenIdToBurn = tokenIdTwo;
        } else {
            tokenIdToKeep = tokenIdTwo;
            tokenIdToBurn = tokenIdOne;
        }

        if (editions[tokenIdToKeep].baseFee > block.basefee) {
            basefee = editions[tokenIdToKeep].baseFee;
            blockTime = editions[tokenIdToKeep].blockTime;
            blockNumber = editions[tokenIdToKeep].blockNumber;
            ultraSound = basefee >= ultraSoundBaseFee;
        } else {
            basefee = uint64(block.basefee);
            blockTime = uint64(block.timestamp);
            blockNumber = uint32(block.number);
            ultraSound = basefee >= ultraSoundBaseFee;
        }

        if (nextLevel == 7 && !ultraSound) {
            revert MustBeUltraSound(tokenIdToKeep);
        } else if (nextLevel == 7) {
            unchecked {
                ultraEditionCounter++;
            }
        }

        seed = _getSeed(tokenIdToKeep);
        editions[tokenIdToBurn].burned = true;
        editions[tokenIdToKeep] = Edition({
            seed: seed,
            baseFee: basefee,
            blockTime: blockTime,
            blockNumber: blockNumber,
            ultraSound: ultraSound,
            mergeCount: newMergeCount,
            ultraEdition: ultraEditionCounter,
            level: nextLevel,
            palette: _getPalette(seed, ultraSound),
            burned: false
        });
    }

    function _getSeed(uint256 tokenId) internal view returns (uint32) {
        return
            uint32(
                uint256(
                    keccak256(
                        abi.encodePacked(tokenId, msg.sender, block.basefee)
                    )
                ) % type(uint32).max
            );
    }

    function _getPalette(uint256 seed, bool ultraSound)
        internal
        view
        returns (uint8 palette)
    {
        uint256 palettes = descriptor.palettesCount();
        if (!ultraSound) {
            unchecked {
                palette = uint8((seed % 4) + 1);
            }
        } else {
            unchecked {
                palette = uint8((seed % palettes));
                palette = palette < 5 ? (palette + 5) : palette;
            }
        }
    }

    // Overrides to support allowed operators

    function setApprovalForAll(address operator, bool approved)
        public
        override
        onlyAllowedOperatorApproval(operator)
    {
        super.setApprovalForAll(operator, approved);
    }

    function approve(address operator, uint256 tokenId)
        public
        override
        onlyAllowedOperatorApproval(operator)
    {
        super.approve(operator, tokenId);
    }

    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public override onlyAllowedOperator(from) {
        super.transferFrom(from, to, tokenId);
    }

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public override onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId);
    }

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) public override onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId, data);
    }

    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId,
        uint256 batchSize
    ) internal override {
        super._beforeTokenTransfer(from, to, tokenId, batchSize);
    }

    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(ERC721, ERC2981Base)
        returns (bool)
    {
        return
            interfaceId == bytes4(0x49064906) ||
            interfaceId == type(IERC721).interfaceId ||
            interfaceId == type(IERC721Metadata).interfaceId ||
            interfaceId == type(ERC2981ContractWideRoyalties).interfaceId ||
            interfaceId == type(ERC2981ContractWideRoyalties).interfaceId ||
            super.supportsInterface(interfaceId);
    }
}

interface IERC721Burn {
    function burn(uint256 tokenId) external;

    function ownerOf(uint256 tokenId) external view returns (address owner);

    function isApprovedForAll(address owner, address operator)
        external
        view
        returns (bool);
}

/* degen - you've made it to the end of the contract

        \||/
        \||/
       ⧫⧫⧫⧫⧫⧫
      ⧫⧫⧫⧫⧫⧫⧫⧫
      ⧫⧫⧫⧫⧫⧫⧫⧫
       ⧫⧫⧫⧫⧫⧫

long live the pineapple (iykyk)

*/

// SPDX-License-Identifier: MIT

/// @title Interface for Ultra Sound Grid Renderer
/// @author -wizard

pragma solidity ^0.8.6;

interface IUltraSoundGridRenderer {
    struct Symbol {
        uint32 seed;
        uint8 gridPalette;
        uint8 gridSize;
        uint8 id;
        uint8 level;
        uint8 palette;
        bool opaque;
    }

    struct Override {
        uint16 symbols;
        uint16 positions;
        string colors;
        uint16 size;
    }

    function generateGrid(
        Symbol memory symbol,
        Override[] memory overides,
        uint256 gradient,
        uint256 edition
    ) external view returns (string memory);
}

// SPDX-License-Identifier: MIT

/// @title Interface for Ultra Sound Editions Descriptor
/// @author -wizard

pragma solidity ^0.8.6;

import {IUltraSoundGridRenderer} from "./IUltraSoundGridRenderer.sol";
import {IUltraSoundEditions} from "./IUltraSoundEditions.sol";
import {IUltraSoundParts} from "./IUltraSoundParts.sol";

interface IUltraSoundDescriptor {
    event PartsUpdated(IUltraSoundParts icon);
    event RendererUpdated(IUltraSoundGridRenderer renderer);
    event DataURIToggled(bool enabled);
    event BaseURIUpdated(string baseURI);

    error EmptyPalette();
    error BadPaletteLength();
    error IndexNotFound();

    function setParts(IUltraSoundParts _parts) external;

    function setRenderer(IUltraSoundGridRenderer _renderer) external;

    function palettesCount() external view returns (uint256);

    function symbolsCount() external view returns (uint256);

    function gradientsCount() external view returns (uint256);

    function quantitiesCount() external view returns (uint256);

    function tokenURI(
        uint256 tokenId,
        IUltraSoundEditions.Edition memory edition
    ) external view returns (string memory);

    function dataURI(
        uint256 tokenId,
        IUltraSoundEditions.Edition memory edition
    ) external view returns (string memory);

    function tokenSVG(IUltraSoundEditions.Edition memory edition, uint8 size)
        external
        view
        returns (string memory);
}

// SPDX-License-Identifier: MIT

/// @title Interface for Ultra Sound Editions
/// @author -wizard

pragma solidity ^0.8.6;

import {IUltraSoundGridRenderer} from "./IUltraSoundGridRenderer.sol";
import {IUltraSoundDescriptor} from "./IUltraSoundDescriptor.sol";

interface IUltraSoundEditions {
    error LevelsMustMatch(uint256 tokenOneLevel, uint256 tokenTwoLevel);
    error ExceedsMaxLevel(uint16 level, uint256 maxLevel);
    error MustBeUltraSound(uint256 tokenId);
    error MustBeTokenOwner(address token, uint256 tokenId);
    error ContractNotOperator();
    error OnReceivedRequestFailure();
    error CannotRestore();
    error TooMany();

    event Redeemed(uint256 tokenId);
    event RedeemedMultiple(uint256[] tokenId);
    event Merged(uint256 tokenId, uint256 tokenIdBurned);
    event Swapped(uint256 tokenId, uint256 swappedTokenId);
    event Restored(uint256 tokenId, address by);
    event MetadataUpdate(uint256 _tokenId);
    event DescriptorUpdated(address orignal, address replaced);
    event ProofOfWorkUpdated(address orignal, address replaced);
    event UltraSoundBaseFeeUpdated(uint256 orignal, uint256 replaced);

    struct Edition {
        bool ultraSound;
        bool burned;
        uint32 seed;
        uint8 level;
        uint8 palette;
        uint32 blockNumber;
        uint64 baseFee;
        uint64 blockTime;
        uint16 mergeCount;
        uint16 ultraEdition;
    }

    function pause() external;

    function unpause() external;

    function setDescriptor(IUltraSoundDescriptor _descriptor) external;

    function setUltraSoundBaseFee(uint256 _baseFee) external;

    function toggleDegenMode() external;

    function restored() external view returns (uint256);

    function isUltraSound(uint256 tokenId)
        external
        view
        returns (bool ultraSound);

    function levelOf(uint256 tokenId) external view returns (uint256 level);

    function levelsOf(uint256[] calldata tokenIds)
        external
        view
        returns (uint256[] memory);

    function mergeCountOf(uint256 tokenId)
        external
        view
        returns (uint256 mergeCount);

    function edition(uint256 tokenId)
        external
        view
        returns (
            bool ultraSound,
            bool burned,
            uint32 seed,
            uint8 level,
            uint8 palette,
            uint32 blockNumber,
            uint64 baseFee,
            uint64 blockTime,
            uint16 mergeCount,
            uint16 ultraEdition
        );

    function mint(uint256 tokenId) external;

    function mintBulk(uint256[] calldata tokenId) external;

    function tokenURI(uint256 tokenId) external view returns (string memory);

    function tokenSVG(uint256 tokenId, uint8 size)
        external
        view
        returns (string memory);
}

interface IERC721Burn {
    function burn(uint256 tokenId) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

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

import "./ERC2981Base.sol";

/// @dev This is a contract used to add ERC2981 support to ERC721 and 1155
/// @dev This implementation has the same royalties for each and every tokens
abstract contract ERC2981ContractWideRoyalties is ERC2981Base {
    RoyaltyInfo private _royalties;

    /// @dev Sets token royalties
    /// @param recipient recipient of the royalties
    /// @param value percentage (using 2 decimals - 10000 = 100, 0 = 0)
    function _setRoyalties(address recipient, uint256 value) internal {
        require(value <= 10000, "ERC2981Royalties: Too high");
        _royalties = RoyaltyInfo(recipient, uint24(value));
    }

    /// @inheritdoc	IERC2981Royalties
    function royaltyInfo(uint256, uint256 value)
        external
        view
        override
        returns (address receiver, uint256 royaltyAmount)
    {
        RoyaltyInfo memory royalties = _royalties;
        receiver = royalties.recipient;
        royaltyAmount = (value * royalties.amount) / 10000;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/ERC721.sol)

pragma solidity ^0.8.0;

import "./IERC721.sol";
import "./IERC721Receiver.sol";
import "./extensions/IERC721Metadata.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/Strings.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension, but not including the Enumerable extension, which is available separately as
 * {ERC721Enumerable}.
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to owner address
    mapping(uint256 => address) private _owners;

    // Mapping owner address to token count
    mapping(address => uint256) private _balances;

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

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

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

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

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: address zero is not a valid owner");
        return _balances[owner];
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _ownerOf(tokenId);
        require(owner != address(0), "ERC721: invalid token ID");
        return owner;
    }

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

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

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

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

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

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not token owner or approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        _requireMinted(tokenId);

        return _tokenApprovals[tokenId];
    }

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

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");

        _transfer(from, to, tokenId);
    }

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

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");
        _safeTransfer(from, to, tokenId, data);
    }

    /**
     * @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.
     *
     * `data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist
     */
    function _ownerOf(uint256 tokenId) internal view virtual returns (address) {
        return _owners[tokenId];
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _ownerOf(tokenId) != address(0);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender);
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(
        address to,
        uint256 tokenId,
        bytes memory data
    ) internal virtual {
        _mint(to, tokenId);
        require(
            _checkOnERC721Received(address(0), to, tokenId, data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId, 1);

        // Check that tokenId was not minted by `_beforeTokenTransfer` hook
        require(!_exists(tokenId), "ERC721: token already minted");

        unchecked {
            // Will not overflow unless all 2**256 token ids are minted to the same owner.
            // Given that tokens are minted one by one, it is impossible in practice that
            // this ever happens. Might change if we allow batch minting.
            // The ERC fails to describe this case.
            _balances[to] += 1;
        }

        _owners[tokenId] = to;

        emit Transfer(address(0), to, tokenId);

        _afterTokenTransfer(address(0), to, tokenId, 1);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     * This is an internal function that does not check if the sender is authorized to operate on the token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId, 1);

        // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook
        owner = ERC721.ownerOf(tokenId);

        // Clear approvals
        delete _tokenApprovals[tokenId];

        unchecked {
            // Cannot overflow, as that would require more tokens to be burned/transferred
            // out than the owner initially received through minting and transferring in.
            _balances[owner] -= 1;
        }
        delete _owners[tokenId];

        emit Transfer(owner, address(0), tokenId);

        _afterTokenTransfer(owner, address(0), tokenId, 1);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId, 1);

        // Check that tokenId was not transferred by `_beforeTokenTransfer` hook
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");

        // Clear approvals from the previous owner
        delete _tokenApprovals[tokenId];

        unchecked {
            // `_balances[from]` cannot overflow for the same reason as described in `_burn`:
            // `from`'s balance is the number of token held, which is at least one before the current
            // transfer.
            // `_balances[to]` could overflow in the conditions described in `_mint`. That would require
            // all 2**256 token ids to be minted, which in practice is impossible.
            _balances[from] -= 1;
            _balances[to] += 1;
        }
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId, 1);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits an {Approval} event.
     */
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Approve `operator` to operate on all of `owner` tokens
     *
     * Emits an {ApprovalForAll} event.
     */
    function _setApprovalForAll(
        address owner,
        address operator,
        bool approved
    ) internal virtual {
        require(owner != operator, "ERC721: approve to caller");
        _operatorApprovals[owner][operator] = approved;
        emit ApprovalForAll(owner, operator, approved);
    }

    /**
     * @dev Reverts if the `tokenId` has not been minted yet.
     */
    function _requireMinted(uint256 tokenId) internal view virtual {
        require(_exists(tokenId), "ERC721: invalid token ID");
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) private returns (bool) {
        if (to.isContract()) {
            try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) {
                return retval == IERC721Receiver.onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert("ERC721: transfer to non ERC721Receiver implementer");
                } else {
                    /// @solidity memory-safe-assembly
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is
     * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`.
     * - When `from` is zero, the tokens will be minted for `to`.
     * - When `to` is zero, ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     * - `batchSize` is non-zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256, /* firstTokenId */
        uint256 batchSize
    ) internal virtual {
        if (batchSize > 1) {
            if (from != address(0)) {
                _balances[from] -= batchSize;
            }
            if (to != address(0)) {
                _balances[to] += batchSize;
            }
        }
    }

    /**
     * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is
     * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`.
     * - When `from` is zero, the tokens were minted for `to`.
     * - When `to` is zero, ``from``'s tokens were burned.
     * - `from` and `to` are never both zero.
     * - `batchSize` is non-zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 firstTokenId,
        uint256 batchSize
    ) internal virtual {}
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import {OperatorFilterer} from "./OperatorFilterer.sol";
import {CANONICAL_CORI_SUBSCRIPTION} from "./lib/Constants.sol";
/**
 * @title  DefaultOperatorFilterer
 * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription.
 * @dev    Please note that if your token contract does not provide an owner with EIP-173, it must provide
 *         administration methods on the contract itself to interact with the registry otherwise the subscription
 *         will be locked to the options set during construction.
 */

abstract contract DefaultOperatorFilterer is OperatorFilterer {
    /// @dev The constructor that is called when the contract is being deployed.
    constructor() OperatorFilterer(CANONICAL_CORI_SUBSCRIPTION, true) {}
}

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

pragma solidity ^0.8.0;

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

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor() {
        _paused = false;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        _requireNotPaused();
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        _requirePaused();
        _;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Throws if the contract is paused.
     */
    function _requireNotPaused() internal view virtual {
        require(!paused(), "Pausable: paused");
    }

    /**
     * @dev Throws if the contract is not paused.
     */
    function _requirePaused() internal view virtual {
        require(paused(), "Pausable: not paused");
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT

/// @title Interface for Ultra Sound Parts
/// @author -wizard

pragma solidity ^0.8.6;

interface IUltraSoundParts {
    error SenderIsNotDescriptor();
    error PartNotFound();

    event SymbolAdded();
    event PaletteAdded();
    event GradientAdded();

    function addSymbol(bytes calldata data) external;

    function addSymbols(bytes[] calldata data) external;

    function addPalette(bytes calldata data) external;

    function addPalettes(bytes[] calldata data) external;

    function addGradient(bytes calldata data) external;

    function addGradients(bytes[] calldata data) external;

    function symbols(uint256 index) external view returns (bytes memory);

    function palettes(uint256 index) external view returns (bytes memory);

    function gradients(uint256 index) external view returns (bytes memory);

    function quantities(uint256 index) external view returns (uint16);

    function symbolsCount() external view returns (uint256);

    function palettesCount() external view returns (uint256);

    function gradientsCount() external view returns (uint256);

    function quantityCount() external view returns (uint256);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

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

import "./IERC2981Royalties.sol";

/// @dev This is a contract used to add ERC2981 support to ERC721 and 1155
abstract contract ERC2981Base is ERC165, IERC2981Royalties {
    struct RoyaltyInfo {
        address recipient;
        uint24 amount;
    }

    /// @inheritdoc	ERC165
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC2981Royalties).interfaceId || super.supportsInterface(interfaceId);
    }
}

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

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/// @title IERC2981Royalties
/// @dev Interface for the ERC2981 - Token Royalty standard
interface IERC2981Royalties {
    /// @notice 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 _value - 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 value sale price
    function royaltyInfo(uint256 _tokenId, uint256 _value)
        external
        view
        returns (address _receiver, uint256 _royaltyAmount);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

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

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

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

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

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

    /**
     * @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 have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * 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);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

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

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

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

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

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

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

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

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

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

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

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

pragma solidity ^0.8.0;

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";

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

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
            }
            while (true) {
                ptr--;
                /// @solidity memory-safe-assembly
                assembly {
                    mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
                }
                value /= 10;
                if (value == 0) break;
            }
            return buffer;
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        unchecked {
            return toHexString(value, Math.log256(value) + 1);
        }
    }

    /**
     * @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] = _SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1);

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator,
        Rounding rounding
    ) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10**64) {
                value /= 10**64;
                result += 64;
            }
            if (value >= 10**32) {
                value /= 10**32;
                result += 32;
            }
            if (value >= 10**16) {
                value /= 10**16;
                result += 16;
            }
            if (value >= 10**8) {
                value /= 10**8;
                result += 8;
            }
            if (value >= 10**4) {
                value /= 10**4;
                result += 4;
            }
            if (value >= 10**2) {
                value /= 10**2;
                result += 2;
            }
            if (value >= 10**1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
        }
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol";
import {CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS} from "./lib/Constants.sol";
/**
 * @title  OperatorFilterer
 * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another
 *         registrant's entries in the OperatorFilterRegistry.
 * @dev    This smart contract is meant to be inherited by token contracts so they can use the following:
 *         - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods.
 *         - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods.
 *         Please note that if your token contract does not provide an owner with EIP-173, it must provide
 *         administration methods on the contract itself to interact with the registry otherwise the subscription
 *         will be locked to the options set during construction.
 */

abstract contract OperatorFilterer {
    /// @dev Emitted when an operator is not allowed.
    error OperatorNotAllowed(address operator);

    IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY =
        IOperatorFilterRegistry(CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS);

    /// @dev The constructor that is called when the contract is being deployed.
    constructor(address subscriptionOrRegistrantToCopy, bool subscribe) {
        // If an inheriting token contract is deployed to a network without the registry deployed, the modifier
        // will not revert, but the contract will need to be registered with the registry once it is deployed in
        // order for the modifier to filter addresses.
        if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {
            if (subscribe) {
                OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy);
            } else {
                if (subscriptionOrRegistrantToCopy != address(0)) {
                    OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy);
                } else {
                    OPERATOR_FILTER_REGISTRY.register(address(this));
                }
            }
        }
    }

    /**
     * @dev A helper function to check if an operator is allowed.
     */
    modifier onlyAllowedOperator(address from) virtual {
        // Allow spending tokens from addresses with balance
        // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred
        // from an EOA.
        if (from != msg.sender) {
            _checkFilterOperator(msg.sender);
        }
        _;
    }

    /**
     * @dev A helper function to check if an operator approval is allowed.
     */
    modifier onlyAllowedOperatorApproval(address operator) virtual {
        _checkFilterOperator(operator);
        _;
    }

    /**
     * @dev A helper function to check if an operator is allowed.
     */
    function _checkFilterOperator(address operator) internal view virtual {
        // Check registry code length to facilitate testing in environments without a deployed registry.
        if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) {
            // under normal circumstances, this function will revert rather than return false, but inheriting contracts
            // may specify their own OperatorFilterRegistry implementations, which may behave differently
            if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) {
                revert OperatorNotAllowed(operator);
            }
        }
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

address constant CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS = 0x000000000000AAeB6D7670E522A718067333cd4E;
address constant CANONICAL_CORI_SUBSCRIPTION = 0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6;

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

interface IOperatorFilterRegistry {
    /**
     * @notice Returns true if operator is not filtered for a given token, either by address or codeHash. Also returns
     *         true if supplied registrant address is not registered.
     */
    function isOperatorAllowed(address registrant, address operator) external view returns (bool);

    /**
     * @notice Registers an address with the registry. May be called by address itself or by EIP-173 owner.
     */
    function register(address registrant) external;

    /**
     * @notice Registers an address with the registry and "subscribes" to another address's filtered operators and codeHashes.
     */
    function registerAndSubscribe(address registrant, address subscription) external;

    /**
     * @notice Registers an address with the registry and copies the filtered operators and codeHashes from another
     *         address without subscribing.
     */
    function registerAndCopyEntries(address registrant, address registrantToCopy) external;

    /**
     * @notice Unregisters an address with the registry and removes its subscription. May be called by address itself or by EIP-173 owner.
     *         Note that this does not remove any filtered addresses or codeHashes.
     *         Also note that any subscriptions to this registrant will still be active and follow the existing filtered addresses and codehashes.
     */
    function unregister(address addr) external;

    /**
     * @notice Update an operator address for a registered address - when filtered is true, the operator is filtered.
     */
    function updateOperator(address registrant, address operator, bool filtered) external;

    /**
     * @notice Update multiple operators for a registered address - when filtered is true, the operators will be filtered. Reverts on duplicates.
     */
    function updateOperators(address registrant, address[] calldata operators, bool filtered) external;

    /**
     * @notice Update a codeHash for a registered address - when filtered is true, the codeHash is filtered.
     */
    function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external;

    /**
     * @notice Update multiple codeHashes for a registered address - when filtered is true, the codeHashes will be filtered. Reverts on duplicates.
     */
    function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external;

    /**
     * @notice Subscribe an address to another registrant's filtered operators and codeHashes. Will remove previous
     *         subscription if present.
     *         Note that accounts with subscriptions may go on to subscribe to other accounts - in this case,
     *         subscriptions will not be forwarded. Instead the former subscription's existing entries will still be
     *         used.
     */
    function subscribe(address registrant, address registrantToSubscribe) external;

    /**
     * @notice Unsubscribe an address from its current subscribed registrant, and optionally copy its filtered operators and codeHashes.
     */
    function unsubscribe(address registrant, bool copyExistingEntries) external;

    /**
     * @notice Get the subscription address of a given registrant, if any.
     */
    function subscriptionOf(address addr) external returns (address registrant);

    /**
     * @notice Get the set of addresses subscribed to a given registrant.
     *         Note that order is not guaranteed as updates are made.
     */
    function subscribers(address registrant) external returns (address[] memory);

    /**
     * @notice Get the subscriber at a given index in the set of addresses subscribed to a given registrant.
     *         Note that order is not guaranteed as updates are made.
     */
    function subscriberAt(address registrant, uint256 index) external returns (address);

    /**
     * @notice Copy filtered operators and codeHashes from a different registrantToCopy to addr.
     */
    function copyEntriesOf(address registrant, address registrantToCopy) external;

    /**
     * @notice Returns true if operator is filtered by a given address or its subscription.
     */
    function isOperatorFiltered(address registrant, address operator) external returns (bool);

    /**
     * @notice Returns true if the hash of an address's code is filtered by a given address or its subscription.
     */
    function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool);

    /**
     * @notice Returns true if a codeHash is filtered by a given address or its subscription.
     */
    function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool);

    /**
     * @notice Returns a list of filtered operators for a given address or its subscription.
     */
    function filteredOperators(address addr) external returns (address[] memory);

    /**
     * @notice Returns the set of filtered codeHashes for a given address or its subscription.
     *         Note that order is not guaranteed as updates are made.
     */
    function filteredCodeHashes(address addr) external returns (bytes32[] memory);

    /**
     * @notice Returns the filtered operator at the given index of the set of filtered operators for a given address or
     *         its subscription.
     *         Note that order is not guaranteed as updates are made.
     */
    function filteredOperatorAt(address registrant, uint256 index) external returns (address);

    /**
     * @notice Returns the filtered codeHash at the given index of the list of filtered codeHashes for a given address or
     *         its subscription.
     *         Note that order is not guaranteed as updates are made.
     */
    function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32);

    /**
     * @notice Returns true if an address has registered
     */
    function isRegistered(address addr) external returns (bool);

    /**
     * @dev Convenience method to compute the code hash of an arbitrary contract
     */
    function codeHashOf(address addr) external returns (bytes32);
}

{
  "optimizer": {
    "enabled": true,
    "runs": 800
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"contract IUltraSoundDescriptor","name":"_descriptor","type":"address"},{"internalType":"contract IERC721Burn","name":"_proofOfWork","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"CannotRestore","type":"error"},{"inputs":[],"name":"ContractNotOperator","type":"error"},{"inputs":[{"internalType":"uint16","name":"level","type":"uint16"},{"internalType":"uint256","name":"maxLevel","type":"uint256"}],"name":"ExceedsMaxLevel","type":"error"},{"inputs":[{"internalType":"uint256","name":"tokenOneLevel","type":"uint256"},{"internalType":"uint256","name":"tokenTwoLevel","type":"uint256"}],"name":"LevelsMustMatch","type":"error"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"MustBeTokenOwner","type":"error"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"MustBeUltraSound","type":"error"},{"inputs":[],"name":"OnReceivedRequestFailure","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","type":"error"},{"inputs":[],"name":"TooMany","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":false,"internalType":"address","name":"orignal","type":"address"},{"indexed":false,"internalType":"address","name":"replaced","type":"address"}],"name":"DescriptorUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"tokenIdBurned","type":"uint256"}],"name":"Merged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"MetadataUpdate","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":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"orignal","type":"address"},{"indexed":false,"internalType":"address","name":"replaced","type":"address"}],"name":"ProofOfWorkUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Redeemed","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256[]","name":"tokenId","type":"uint256[]"}],"name":"RedeemedMultiple","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"address","name":"by","type":"address"}],"name":"Restored","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"swappedTokenId","type":"uint256"}],"name":"Swapped","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"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"orignal","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"replaced","type":"uint256"}],"name":"UltraSoundBaseFeeUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"descriptor","outputs":[{"internalType":"contract IUltraSoundDescriptor","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"edition","outputs":[{"internalType":"bool","name":"ultraSound","type":"bool"},{"internalType":"bool","name":"burned","type":"bool"},{"internalType":"uint32","name":"seed","type":"uint32"},{"internalType":"uint8","name":"level","type":"uint8"},{"internalType":"uint8","name":"palette","type":"uint8"},{"internalType":"uint32","name":"blockNumber","type":"uint32"},{"internalType":"uint64","name":"baseFee","type":"uint64"},{"internalType":"uint64","name":"blockTime","type":"uint64"},{"internalType":"uint16","name":"mergeCount","type":"uint16"},{"internalType":"uint16","name":"ultraEdition","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"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":"tokenId","type":"uint256"}],"name":"isUltraSound","outputs":[{"internalType":"bool","name":"ultraSound","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"levelOf","outputs":[{"internalType":"uint256","name":"level","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"levelsOf","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"token1","type":"uint256"},{"internalType":"uint256","name":"token2","type":"uint256"}],"name":"merge","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"mergeCountOf","outputs":[{"internalType":"uint256","name":"mergeCount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"mintBulk","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"from","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"onERC721Received","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proofOfWork","outputs":[{"internalType":"contract IERC721Burn","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"toRestore","type":"uint256"},{"internalType":"uint256","name":"toUse","type":"uint256"}],"name":"restore","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"restored","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint256","name":"royaltyAmount","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":"contract IUltraSoundDescriptor","name":"_descriptor","type":"address"}],"name":"setDescriptor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IERC721Burn","name":"_proofOfWork","type":"address"}],"name":"setProofOfWork","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint24","name":"value","type":"uint24"}],"name":"setRoyalties","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_baseFee","type":"uint256"}],"name":"setUltraSoundBaseFee","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":[{"internalType":"uint256","name":"powToBurn","type":"uint256"},{"internalType":"uint256","name":"tokenToSwap","type":"uint256"}],"name":"swapPalette","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"toggleDegenMode","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint8","name":"size","type":"uint8"}],"name":"tokenSVG","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":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"ultraSoundBaseFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000e670a46c374b40bddbb3e014f6037adff8a7e738000000000000000000000000fbf170984ccb1e980acb53023d7502d15f6e14ff

-----Decoded View---------------
Arg [0] : _descriptor (address): 0xe670a46c374B40bdDbb3E014F6037AdFf8A7e738
Arg [1] : _proofOfWork (address): 0xfbF170984CcB1E980aCB53023D7502D15F6e14fF

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000e670a46c374b40bddbb3e014f6037adff8a7e738
Arg [1] : 000000000000000000000000fbf170984ccb1e980acb53023d7502d15f6e14ff