Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// contracts/BullionBar.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import "@openzeppelin/contracts/token/ERC721/presets/ERC721PresetMinterPauserAutoId.sol";
import "@openzeppelin/contracts/utils/Counters.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract BullionBar is ERC721PresetMinterPauserAutoId, Ownable {

    using Counters for Counters.Counter;
    Counters.Counter public tokenIdTracker;

    address[] public minters;    
    mapping (address => bool) public isMinter;
    
    mapping (uint256 => string) public barCommodity;
    mapping (uint256 => string) public barIdentifier;
    mapping (uint256 => string) public barVault;
    mapping (uint256 => string) public barFineness;
    mapping (uint256 => uint256) public barWeight;

    modifier onlyMinter() {
        require(
            isMinter[msg.sender],
            "BullionBar: Only a minter can call this function"
        );
        _;
    }

    event MinterAdded(address indexed minterAddress);
    event MinterRemoved(address indexed minterAddress);
    event BarMinted(uint256 tokenId, address beneficiary, string barCommodity, string barIdentifier, string barFineness, string barVault, uint256 barWeight);
    event BarBurned(uint256 tokenId, string barCommodity, string barIdentifier, string barFineness, string barVault, uint256 barWeight);
    event BarUpdated(uint256 tokenId, string barCommodity, string barIdentifier, string barFineness, string barVault, uint256 barWeight);
    event ForceTransfer(address indexed to, uint256 tokenId, bytes32 details);

    constructor(string memory name_, string memory symbol_, string memory baseTokenURI_)
        ERC721PresetMinterPauserAutoId(name_, symbol_, baseTokenURI_) {
    }

    /*
     * Owner can add a minter
     */
    function addMinter(address minterAddress_) external onlyOwner {
        require(minterAddress_ != address(0), "Minter cannot be null");
        minters.push(minterAddress_);
        isMinter[minterAddress_] = true;
        emit MinterAdded(minterAddress_);
    }

    /*
     * Owner can remove minter
     */
    function removeMinter(address minterAddress_, uint256 index_) external onlyOwner {
        minters.push(minterAddress_);
        require(index_ < minters.length, "Cannot find minter to remove");
        minters[index_] = minters[minters.length-1];
        minters.pop();
        isMinter[minterAddress_] = false;
        emit MinterRemoved(minterAddress_);
    }

    /*
     * A minter can mint bars
     */
    function mintBar(address beneficiary_, 
        string calldata commodity_,   
        string calldata identifier_, 
        string calldata fineness_, 
        string calldata vault_,     
        uint256 weight_) external onlyMinter {
        require(beneficiary_ != address(0), "Cannot mint to null address");
        uint256 tokenId = tokenIdTracker.current();        
        _mint(beneficiary_, tokenId); 
        
        barCommodity[tokenId] = commodity_;
        barIdentifier[tokenId] = identifier_;
        barVault[tokenId] = vault_;
        barFineness[tokenId] = fineness_;        
        barWeight[tokenId] = weight_;

        emit BarMinted(tokenId, beneficiary_, commodity_, identifier_, fineness_, vault_, weight_);
        tokenIdTracker.increment();
    }

    /*
     * A minter can burn a bar
     */
    function burnBar(uint256 tokenId_) external onlyMinter {
        require((ownerOf(tokenId_) == msg.sender),"The minter needs to hold the BullionBar");
        _burn(tokenId_);
        emit BarBurned(tokenId_, barCommodity[tokenId_], barIdentifier[tokenId_], barFineness[tokenId_], barVault[tokenId_], barWeight[tokenId_]);
    }

    /*
     * Force transfer callable by owner (governance). Event emitted
     */ 
    function forceTransfer(address recipient_, uint256 tokenId_, bytes32 details_) external onlyOwner {
        _burn(tokenId_);
        _mint(recipient_,tokenId_);
        emit ForceTransfer(recipient_, tokenId_, details_);
    }    

    /*
     * Owner (governance) can update the bar. Event emitted
     */
    function updateBar(uint256 tokenId_,
        string calldata commodity_,   
        string calldata identifier_, 
        string calldata fineness_, 
        string calldata vault_,
        uint256 weight_) external onlyOwner {
        barCommodity[tokenId_] = commodity_;
        barIdentifier[tokenId_] = identifier_;
        barVault[tokenId_] = vault_;
        barFineness[tokenId_] = fineness_;        
        barWeight[tokenId_] = weight_;
        emit BarUpdated(tokenId_, commodity_, identifier_, fineness_, vault_, weight_);
    }
    
    function getLastTokenId() external view returns (uint256 lastTokenId_) {
        return tokenIdTracker.current();
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/presets/ERC721PresetMinterPauserAutoId.sol)

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "../extensions/ERC721Enumerable.sol";
import "../extensions/ERC721Burnable.sol";
import "../extensions/ERC721Pausable.sol";
import "../../../access/AccessControlEnumerable.sol";
import "../../../utils/Context.sol";
import "../../../utils/Counters.sol";

/**
 * @dev {ERC721} token, including:
 *
 *  - ability for holders to burn (destroy) their tokens
 *  - a minter role that allows for token minting (creation)
 *  - a pauser role that allows to stop all token transfers
 *  - token ID and URI autogeneration
 *
 * This contract uses {AccessControl} to lock permissioned functions using the
 * different roles - head to its documentation for details.
 *
 * The account that deploys the contract will be granted the minter and pauser
 * roles, as well as the default admin role, which will let it grant both minter
 * and pauser roles to other accounts.
 *
 * _Deprecated in favor of https://wizard.openzeppelin.com/[Contracts Wizard]._
 */
contract ERC721PresetMinterPauserAutoId is
    Context,
    AccessControlEnumerable,
    ERC721Enumerable,
    ERC721Burnable,
    ERC721Pausable
{
    using Counters for Counters.Counter;

    bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");
    bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");

    Counters.Counter private _tokenIdTracker;

    string private _baseTokenURI;

    /**
     * @dev Grants `DEFAULT_ADMIN_ROLE`, `MINTER_ROLE` and `PAUSER_ROLE` to the
     * account that deploys the contract.
     *
     * Token URIs will be autogenerated based on `baseURI` and their token IDs.
     * See {ERC721-tokenURI}.
     */
    constructor(
        string memory name,
        string memory symbol,
        string memory baseTokenURI
    ) ERC721(name, symbol) {
        _baseTokenURI = baseTokenURI;

        _setupRole(DEFAULT_ADMIN_ROLE, _msgSender());

        _setupRole(MINTER_ROLE, _msgSender());
        _setupRole(PAUSER_ROLE, _msgSender());
    }

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

    /**
     * @dev Creates a new token for `to`. Its token ID will be automatically
     * assigned (and available on the emitted {IERC721-Transfer} event), and the token
     * URI autogenerated based on the base URI passed at construction.
     *
     * See {ERC721-_mint}.
     *
     * Requirements:
     *
     * - the caller must have the `MINTER_ROLE`.
     */
    function mint(address to) public virtual {
        require(hasRole(MINTER_ROLE, _msgSender()), "ERC721PresetMinterPauserAutoId: must have minter role to mint");

        // We cannot just use balanceOf to create the new tokenId because tokens
        // can be burned (destroyed), so we need a separate counter.
        _mint(to, _tokenIdTracker.current());
        _tokenIdTracker.increment();
    }

    /**
     * @dev Pauses all token transfers.
     *
     * See {ERC721Pausable} and {Pausable-_pause}.
     *
     * Requirements:
     *
     * - the caller must have the `PAUSER_ROLE`.
     */
    function pause() public virtual {
        require(hasRole(PAUSER_ROLE, _msgSender()), "ERC721PresetMinterPauserAutoId: must have pauser role to pause");
        _pause();
    }

    /**
     * @dev Unpauses all token transfers.
     *
     * See {ERC721Pausable} and {Pausable-_unpause}.
     *
     * Requirements:
     *
     * - the caller must have the `PAUSER_ROLE`.
     */
    function unpause() public virtual {
        require(hasRole(PAUSER_ROLE, _msgSender()), "ERC721PresetMinterPauserAutoId: must have pauser role to unpause");
        _unpause();
    }

    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual override(ERC721, ERC721Enumerable, ERC721Pausable) {
        super._beforeTokenTransfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(AccessControlEnumerable, ERC721, ERC721Enumerable)
        returns (bool)
    {
        return super.supportsInterface(interfaceId);
    }
}

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

pragma solidity ^0.8.0;

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

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

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

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

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

// 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
// OpenZeppelin Contracts (last updated v4.7.0) (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 = _owners[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 nor 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 nor 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 nor 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 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 _owners[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);

        _balances[to] += 1;
        _owners[tokenId] = to;

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

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

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

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

        // Clear approvals
        _approve(address(0), tokenId);

        _balances[owner] -= 1;
        delete _owners[tokenId];

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

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

    /**
     * @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);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

        _balances[from] -= 1;
        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId);
    }

    /**
     * @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.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}

    /**
     * @dev Hook that is called after any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/ERC721Enumerable.sol)

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "./IERC721Enumerable.sol";

/**
 * @dev This implements an optional extension of {ERC721} defined in the EIP that adds
 * enumerability of all the token ids in the contract as well as all token ids owned by each
 * account.
 */
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable {
    // Mapping from owner to list of owned token IDs
    mapping(address => mapping(uint256 => uint256)) private _ownedTokens;

    // Mapping from token ID to index of the owner tokens list
    mapping(uint256 => uint256) private _ownedTokensIndex;

    // Array with all token ids, used for enumeration
    uint256[] private _allTokens;

    // Mapping from token id to position in the allTokens array
    mapping(uint256 => uint256) private _allTokensIndex;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {
        return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
        return _ownedTokens[owner][index];
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _allTokens.length;
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds");
        return _allTokens[index];
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual override {
        super._beforeTokenTransfer(from, to, tokenId);

        if (from == address(0)) {
            _addTokenToAllTokensEnumeration(tokenId);
        } else if (from != to) {
            _removeTokenFromOwnerEnumeration(from, tokenId);
        }
        if (to == address(0)) {
            _removeTokenFromAllTokensEnumeration(tokenId);
        } else if (to != from) {
            _addTokenToOwnerEnumeration(to, tokenId);
        }
    }

    /**
     * @dev Private function to add a token to this extension's ownership-tracking data structures.
     * @param to address representing the new owner of the given token ID
     * @param tokenId uint256 ID of the token to be added to the tokens list of the given address
     */
    function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
        uint256 length = ERC721.balanceOf(to);
        _ownedTokens[to][length] = tokenId;
        _ownedTokensIndex[tokenId] = length;
    }

    /**
     * @dev Private function to add a token to this extension's token tracking data structures.
     * @param tokenId uint256 ID of the token to be added to the tokens list
     */
    function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
        _allTokensIndex[tokenId] = _allTokens.length;
        _allTokens.push(tokenId);
    }

    /**
     * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that
     * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for
     * gas optimizations e.g. when performing a transfer operation (avoiding double writes).
     * This has O(1) time complexity, but alters the order of the _ownedTokens array.
     * @param from address representing the previous owner of the given token ID
     * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address
     */
    function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
        // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;
        uint256 tokenIndex = _ownedTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary
        if (tokenIndex != lastTokenIndex) {
            uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];

            _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
            _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index
        }

        // This also deletes the contents at the last position of the array
        delete _ownedTokensIndex[tokenId];
        delete _ownedTokens[from][lastTokenIndex];
    }

    /**
     * @dev Private function to remove a token from this extension's token tracking data structures.
     * This has O(1) time complexity, but alters the order of the _allTokens array.
     * @param tokenId uint256 ID of the token to be removed from the tokens list
     */
    function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
        // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = _allTokens.length - 1;
        uint256 tokenIndex = _allTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so
        // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding
        // an 'if' statement (like in _removeTokenFromOwnerEnumeration)
        uint256 lastTokenId = _allTokens[lastTokenIndex];

        _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
        _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index

        // This also deletes the contents at the last position of the array
        delete _allTokensIndex[tokenId];
        _allTokens.pop();
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC721/extensions/ERC721Burnable.sol)

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "../../../utils/Context.sol";

/**
 * @title ERC721 Burnable Token
 * @dev ERC721 Token that can be burned (destroyed).
 */
abstract contract ERC721Burnable is Context, ERC721 {
    /**
     * @dev Burns `tokenId`. See {ERC721-_burn}.
     *
     * Requirements:
     *
     * - The caller must own `tokenId` or be an approved operator.
     */
    function burn(uint256 tokenId) public virtual {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner nor approved");
        _burn(tokenId);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/ERC721Pausable.sol)

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "../../../security/Pausable.sol";

/**
 * @dev ERC721 token with pausable token transfers, minting and burning.
 *
 * Useful for scenarios such as preventing trades until the end of an evaluation
 * period, or having an emergency switch for freezing all token transfers in the
 * event of a large bug.
 */
abstract contract ERC721Pausable is ERC721, Pausable {
    /**
     * @dev See {ERC721-_beforeTokenTransfer}.
     *
     * Requirements:
     *
     * - the contract must not be paused.
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual override {
        super._beforeTokenTransfer(from, to, tokenId);

        require(!paused(), "ERC721Pausable: token transfer while paused");
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (access/AccessControlEnumerable.sol)

pragma solidity ^0.8.0;

import "./IAccessControlEnumerable.sol";
import "./AccessControl.sol";
import "../utils/structs/EnumerableSet.sol";

/**
 * @dev Extension of {AccessControl} that allows enumerating the members of each role.
 */
abstract contract AccessControlEnumerable is IAccessControlEnumerable, AccessControl {
    using EnumerableSet for EnumerableSet.AddressSet;

    mapping(bytes32 => EnumerableSet.AddressSet) private _roleMembers;

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

    /**
     * @dev Returns one of the accounts that have `role`. `index` must be a
     * value between 0 and {getRoleMemberCount}, non-inclusive.
     *
     * Role bearers are not sorted in any particular way, and their ordering may
     * change at any point.
     *
     * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure
     * you perform all queries on the same block. See the following
     * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]
     * for more information.
     */
    function getRoleMember(bytes32 role, uint256 index) public view virtual override returns (address) {
        return _roleMembers[role].at(index);
    }

    /**
     * @dev Returns the number of accounts that have `role`. Can be used
     * together with {getRoleMember} to enumerate all bearers of a role.
     */
    function getRoleMemberCount(bytes32 role) public view virtual override returns (uint256) {
        return _roleMembers[role].length();
    }

    /**
     * @dev Overload {_grantRole} to track enumerable memberships
     */
    function _grantRole(bytes32 role, address account) internal virtual override {
        super._grantRole(role, account);
        _roleMembers[role].add(account);
    }

    /**
     * @dev Overload {_revokeRole} to track enumerable memberships
     */
    function _revokeRole(bytes32 role, address account) internal virtual override {
        super._revokeRole(role, account);
        _roleMembers[role].remove(account);
    }
}

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

pragma solidity ^0.8.0;

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (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: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

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

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

// 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 v4.7.0) (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 functionCall(target, data, "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");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(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) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(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) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason 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 {
            // 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 (last updated v4.7.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/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
// 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
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {
    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

// 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 v4.4.1 (access/IAccessControlEnumerable.sol)

pragma solidity ^0.8.0;

import "./IAccessControl.sol";

/**
 * @dev External interface of AccessControlEnumerable declared to support ERC165 detection.
 */
interface IAccessControlEnumerable is IAccessControl {
    /**
     * @dev Returns one of the accounts that have `role`. `index` must be a
     * value between 0 and {getRoleMemberCount}, non-inclusive.
     *
     * Role bearers are not sorted in any particular way, and their ordering may
     * change at any point.
     *
     * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure
     * you perform all queries on the same block. See the following
     * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]
     * for more information.
     */
    function getRoleMember(bytes32 role, uint256 index) external view returns (address);

    /**
     * @dev Returns the number of accounts that have `role`. Can be used
     * together with {getRoleMember} to enumerate all bearers of a role.
     */
    function getRoleMemberCount(bytes32 role) external view returns (uint256);
}

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

pragma solidity ^0.8.0;

import "./IAccessControl.sol";
import "../utils/Context.sol";
import "../utils/Strings.sol";
import "../utils/introspection/ERC165.sol";

/**
 * @dev Contract module that allows children to implement role-based access
 * control mechanisms. This is a lightweight version that doesn't allow enumerating role
 * members except through off-chain means by accessing the contract event logs. Some
 * applications may benefit from on-chain enumerability, for those cases see
 * {AccessControlEnumerable}.
 *
 * Roles are referred to by their `bytes32` identifier. These should be exposed
 * in the external API and be unique. The best way to achieve this is by
 * using `public constant` hash digests:
 *
 * ```
 * bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
 * ```
 *
 * Roles can be used to represent a set of permissions. To restrict access to a
 * function call, use {hasRole}:
 *
 * ```
 * function foo() public {
 *     require(hasRole(MY_ROLE, msg.sender));
 *     ...
 * }
 * ```
 *
 * Roles can be granted and revoked dynamically via the {grantRole} and
 * {revokeRole} functions. Each role has an associated admin role, and only
 * accounts that have a role's admin role can call {grantRole} and {revokeRole}.
 *
 * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means
 * that only accounts with this role will be able to grant or revoke other
 * roles. More complex role relationships can be created by using
 * {_setRoleAdmin}.
 *
 * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to
 * grant and revoke this role. Extra precautions should be taken to secure
 * accounts that have been granted it.
 */
abstract contract AccessControl is Context, IAccessControl, ERC165 {
    struct RoleData {
        mapping(address => bool) members;
        bytes32 adminRole;
    }

    mapping(bytes32 => RoleData) private _roles;

    bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;

    /**
     * @dev Modifier that checks that an account has a specific role. Reverts
     * with a standardized message including the required role.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     *
     * _Available since v4.1._
     */
    modifier onlyRole(bytes32 role) {
        _checkRole(role);
        _;
    }

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

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) public view virtual override returns (bool) {
        return _roles[role].members[account];
    }

    /**
     * @dev Revert with a standard message if `_msgSender()` is missing `role`.
     * Overriding this function changes the behavior of the {onlyRole} modifier.
     *
     * Format of the revert message is described in {_checkRole}.
     *
     * _Available since v4.6._
     */
    function _checkRole(bytes32 role) internal view virtual {
        _checkRole(role, _msgSender());
    }

    /**
     * @dev Revert with a standard message if `account` is missing `role`.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     */
    function _checkRole(bytes32 role, address account) internal view virtual {
        if (!hasRole(role, account)) {
            revert(
                string(
                    abi.encodePacked(
                        "AccessControl: account ",
                        Strings.toHexString(uint160(account), 20),
                        " is missing role ",
                        Strings.toHexString(uint256(role), 32)
                    )
                )
            );
        }
    }

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) public view virtual override returns (bytes32) {
        return _roles[role].adminRole;
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     *
     * May emit a {RoleGranted} event.
     */
    function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _grantRole(role, account);
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     *
     * May emit a {RoleRevoked} event.
     */
    function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _revokeRole(role, account);
    }

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been revoked `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     *
     * May emit a {RoleRevoked} event.
     */
    function renounceRole(bytes32 role, address account) public virtual override {
        require(account == _msgSender(), "AccessControl: can only renounce roles for self");

        _revokeRole(role, account);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event. Note that unlike {grantRole}, this function doesn't perform any
     * checks on the calling account.
     *
     * May emit a {RoleGranted} event.
     *
     * [WARNING]
     * ====
     * This function should only be called from the constructor when setting
     * up the initial roles for the system.
     *
     * Using this function in any other way is effectively circumventing the admin
     * system imposed by {AccessControl}.
     * ====
     *
     * NOTE: This function is deprecated in favor of {_grantRole}.
     */
    function _setupRole(bytes32 role, address account) internal virtual {
        _grantRole(role, account);
    }

    /**
     * @dev Sets `adminRole` as ``role``'s admin role.
     *
     * Emits a {RoleAdminChanged} event.
     */
    function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
        bytes32 previousAdminRole = getRoleAdmin(role);
        _roles[role].adminRole = adminRole;
        emit RoleAdminChanged(role, previousAdminRole, adminRole);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * Internal function without access restriction.
     *
     * May emit a {RoleGranted} event.
     */
    function _grantRole(bytes32 role, address account) internal virtual {
        if (!hasRole(role, account)) {
            _roles[role].members[account] = true;
            emit RoleGranted(role, account, _msgSender());
        }
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * Internal function without access restriction.
     *
     * May emit a {RoleRevoked} event.
     */
    function _revokeRole(bytes32 role, address account) internal virtual {
        if (hasRole(role, account)) {
            _roles[role].members[account] = false;
            emit RoleRevoked(role, account, _msgSender());
        }
    }
}

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

pragma solidity ^0.8.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)
 * and `uint256` (`UintSet`) are supported.
 *
 * [WARNING]
 * ====
 *  Trying to delete such a structure from storage will likely result in data corruption, rendering the structure unusable.
 *  See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info.
 *
 *  In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an array of EnumerableSet.
 * ====
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

    struct Set {
        // Storage of set values
        bytes32[] _values;
        // Position of the value in the `values` array, plus 1 because index 0
        // means a value is not in the set.
        mapping(bytes32 => uint256) _indexes;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function _add(Set storage set, bytes32 value) private returns (bool) {
        if (!_contains(set, value)) {
            set._values.push(value);
            // The value is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            set._indexes[value] = set._values.length;
            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function _remove(Set storage set, bytes32 value) private returns (bool) {
        // We read and store the value's index to prevent multiple reads from the same storage slot
        uint256 valueIndex = set._indexes[value];

        if (valueIndex != 0) {
            // Equivalent to contains(set, value)
            // To delete an element from the _values array in O(1), we swap the element to delete with the last one in
            // the array, and then remove the last element (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = valueIndex - 1;
            uint256 lastIndex = set._values.length - 1;

            if (lastIndex != toDeleteIndex) {
                bytes32 lastValue = set._values[lastIndex];

                // Move the last value to the index where the value to delete is
                set._values[toDeleteIndex] = lastValue;
                // Update the index for the moved value
                set._indexes[lastValue] = valueIndex; // Replace lastValue's index to valueIndex
            }

            // Delete the slot where the moved value was stored
            set._values.pop();

            // Delete the index for the deleted slot
            delete set._indexes[value];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function _contains(Set storage set, bytes32 value) private view returns (bool) {
        return set._indexes[value] != 0;
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function _length(Set storage set) private view returns (uint256) {
        return set._values.length;
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function _at(Set storage set, uint256 index) private view returns (bytes32) {
        return set._values[index];
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function _values(Set storage set) private view returns (bytes32[] memory) {
        return set._values;
    }

    // Bytes32Set

    struct Bytes32Set {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _add(set._inner, value);
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _remove(set._inner, value);
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
        return _contains(set._inner, value);
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(Bytes32Set storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
        return _at(set._inner, index);
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function values(Bytes32Set storage set) internal view returns (bytes32[] memory) {
        return _values(set._inner);
    }

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value) internal returns (bool) {
        return _add(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value) internal returns (bool) {
        return _remove(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value) internal view returns (bool) {
        return _contains(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(AddressSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(AddressSet storage set, uint256 index) internal view returns (address) {
        return address(uint160(uint256(_at(set._inner, index))));
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function values(AddressSet storage set) internal view returns (address[] memory) {
        bytes32[] memory store = _values(set._inner);
        address[] memory result;

        /// @solidity memory-safe-assembly
        assembly {
            result := store
        }

        return result;
    }

    // UintSet

    struct UintSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(UintSet storage set, uint256 value) internal returns (bool) {
        return _add(set._inner, bytes32(value));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(UintSet storage set, uint256 value) internal returns (bool) {
        return _remove(set._inner, bytes32(value));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(UintSet storage set, uint256 value) internal view returns (bool) {
        return _contains(set._inner, bytes32(value));
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function length(UintSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(UintSet storage set, uint256 index) internal view returns (uint256) {
        return uint256(_at(set._inner, index));
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function values(UintSet storage set) internal view returns (uint256[] memory) {
        bytes32[] memory store = _values(set._inner);
        uint256[] memory result;

        /// @solidity memory-safe-assembly
        assembly {
            result := store
        }

        return result;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/IAccessControl.sol)

pragma solidity ^0.8.0;

/**
 * @dev External interface of AccessControl declared to support ERC165 detection.
 */
interface IAccessControl {
    /**
     * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
     *
     * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
     * {RoleAdminChanged} not being emitted signaling this.
     *
     * _Available since v3.1._
     */
    event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);

    /**
     * @dev Emitted when `account` is granted `role`.
     *
     * `sender` is the account that originated the contract call, an admin role
     * bearer except when using {AccessControl-_setupRole}.
     */
    event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Emitted when `account` is revoked `role`.
     *
     * `sender` is the account that originated the contract call:
     *   - if using `revokeRole`, it is the admin role bearer
     *   - if using `renounceRole`, it is the role bearer (i.e. `account`)
     */
    event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) external view returns (bool);

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {AccessControl-_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) external view returns (bytes32);

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function grantRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function revokeRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been granted `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     */
    function renounceRole(bytes32 role, address account) external;
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"name_","type":"string"},{"internalType":"string","name":"symbol_","type":"string"},{"internalType":"string","name":"baseTokenURI_","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"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":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"string","name":"barCommodity","type":"string"},{"indexed":false,"internalType":"string","name":"barIdentifier","type":"string"},{"indexed":false,"internalType":"string","name":"barFineness","type":"string"},{"indexed":false,"internalType":"string","name":"barVault","type":"string"},{"indexed":false,"internalType":"uint256","name":"barWeight","type":"uint256"}],"name":"BarBurned","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"address","name":"beneficiary","type":"address"},{"indexed":false,"internalType":"string","name":"barCommodity","type":"string"},{"indexed":false,"internalType":"string","name":"barIdentifier","type":"string"},{"indexed":false,"internalType":"string","name":"barFineness","type":"string"},{"indexed":false,"internalType":"string","name":"barVault","type":"string"},{"indexed":false,"internalType":"uint256","name":"barWeight","type":"uint256"}],"name":"BarMinted","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"string","name":"barCommodity","type":"string"},{"indexed":false,"internalType":"string","name":"barIdentifier","type":"string"},{"indexed":false,"internalType":"string","name":"barFineness","type":"string"},{"indexed":false,"internalType":"string","name":"barVault","type":"string"},{"indexed":false,"internalType":"uint256","name":"barWeight","type":"uint256"}],"name":"BarUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"},{"indexed":false,"internalType":"bytes32","name":"details","type":"bytes32"}],"name":"ForceTransfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"minterAddress","type":"address"}],"name":"MinterAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"minterAddress","type":"address"}],"name":"MinterRemoved","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":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","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":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PAUSER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"minterAddress_","type":"address"}],"name":"addMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"barCommodity","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"barFineness","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"barIdentifier","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"barVault","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"barWeight","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":[{"internalType":"uint256","name":"tokenId_","type":"uint256"}],"name":"burnBar","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"recipient_","type":"address"},{"internalType":"uint256","name":"tokenId_","type":"uint256"},{"internalType":"bytes32","name":"details_","type":"bytes32"}],"name":"forceTransfer","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getLastTokenId","outputs":[{"internalType":"uint256","name":"lastTokenId_","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getRoleMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleMemberCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"address","name":"","type":"address"}],"name":"isMinter","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"beneficiary_","type":"address"},{"internalType":"string","name":"commodity_","type":"string"},{"internalType":"string","name":"identifier_","type":"string"},{"internalType":"string","name":"fineness_","type":"string"},{"internalType":"string","name":"vault_","type":"string"},{"internalType":"uint256","name":"weight_","type":"uint256"}],"name":"mintBar","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"minters","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"minterAddress_","type":"address"},{"internalType":"uint256","name":"index_","type":"uint256"}],"name":"removeMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tokenIdTracker","outputs":[{"internalType":"uint256","name":"_value","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId_","type":"uint256"},{"internalType":"string","name":"commodity_","type":"string"},{"internalType":"string","name":"identifier_","type":"string"},{"internalType":"string","name":"fineness_","type":"string"},{"internalType":"string","name":"vault_","type":"string"},{"internalType":"uint256","name":"weight_","type":"uint256"}],"name":"updateBar","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000000b42756c6c696f6e204e46540000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004424e465400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001868747470733a2f2f626e66742e61757275732e696f2f742f0000000000000000

-----Decoded View---------------
Arg [0] : name_ (string): Bullion NFT
Arg [1] : symbol_ (string): BNFT
Arg [2] : baseTokenURI_ (string): https://bnft.aurus.io/t/

-----Encoded View---------------
9 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [3] : 000000000000000000000000000000000000000000000000000000000000000b
Arg [4] : 42756c6c696f6e204e4654000000000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [6] : 424e465400000000000000000000000000000000000000000000000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000018
Arg [8] : 68747470733a2f2f626e66742e61757275732e696f2f742f0000000000000000