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0x334AF25dBd2cd6b1bc99DDA88F77A46E6091e957
 

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Set Approval For...211107892024-11-04 0:46:2318 days ago1730681183IN
0x334AF25d...E6091e957
0 ETH0.00014943.23621916
Safe Transfer Fr...210404462024-10-25 5:10:1128 days ago1729833011IN
0x334AF25d...E6091e957
0 ETH0.000238573.97777076
Safe Transfer Fr...209417662024-10-11 10:24:5942 days ago1728642299IN
0x334AF25d...E6091e957
0 ETH0.0009987316.63415972
Safe Transfer Fr...209417422024-10-11 10:20:1142 days ago1728642011IN
0x334AF25d...E6091e957
0 ETH0.0010745317.90018225
Set Approval For...208690292024-10-01 7:03:4752 days ago1727766227IN
0x334AF25d...E6091e957
0 ETH0.000768816.65342686
Set Approval For...207648112024-09-16 17:57:4767 days ago1726509467IN
0x334AF25d...E6091e957
0 ETH0.000399938.64750831
Safe Transfer Fr...207303532024-09-11 22:28:1172 days ago1726093691IN
0x334AF25d...E6091e957
0 ETH0.000168792.81135554
Set Approval For...206025062024-08-25 2:04:1189 days ago1724551451IN
0x334AF25d...E6091e957
0 ETH0.000059531.28968231
Set Approval For...205610982024-08-19 7:11:3595 days ago1724051495IN
0x334AF25d...E6091e957
0 ETH0.00004731.02466251
Set Approval For...205568362024-08-18 16:53:4796 days ago1724000027IN
0x334AF25d...E6091e957
0 ETH0.000111192.40868581
Set Approval For...205149472024-08-12 20:33:23102 days ago1723494803IN
0x334AF25d...E6091e957
0 ETH0.000090123.71584902
Buy Authorised204022792024-07-28 3:11:59117 days ago1722136319IN
0x334AF25d...E6091e957
0 ETH0.00019431.90613353
Safe Transfer Fr...202241812024-07-03 6:25:47142 days ago1719987947IN
0x334AF25d...E6091e957
0 ETH0.000138772.31379886
Buy Authorised201602782024-06-24 8:13:47151 days ago1719216827IN
0x334AF25d...E6091e957
0 ETH0.00065786.4518006
Set Approval For...201562772024-06-23 18:48:11152 days ago1719168491IN
0x334AF25d...E6091e957
0 ETH0.000130012.81637002
Set Approval For...201479202024-06-22 14:44:11153 days ago1719067451IN
0x334AF25d...E6091e957
0 ETH0.00021934.74307601
Set Approval For...201392882024-06-21 9:46:11154 days ago1718963171IN
0x334AF25d...E6091e957
0 ETH0.00032957.13748583
Set Approval For...201267832024-06-19 15:49:11156 days ago1718812151IN
0x334AF25d...E6091e957
0 ETH0.000390198.45227395
Safe Transfer Fr...200458112024-06-08 8:07:11167 days ago1717834031IN
0x334AF25d...E6091e957
0 ETH0.000404546.73913035
Safe Transfer Fr...200458032024-06-08 8:05:35167 days ago1717833935IN
0x334AF25d...E6091e957
0 ETH0.000423227.04885504
Set Approval For...195461142024-03-30 10:15:23237 days ago1711793723IN
0x334AF25d...E6091e957
0 ETH0.0008998319.4917134
Set Approval For...194786262024-03-20 21:36:23247 days ago1710970583IN
0x334AF25d...E6091e957
0 ETH0.0019566542.31803754
Set Approval For...194498672024-03-16 20:37:11251 days ago1710621431IN
0x334AF25d...E6091e957
0 ETH0.0015074132.65281484
Buy Authorised192773302024-02-21 16:50:59275 days ago1708534259IN
0x334AF25d...E6091e957
0 ETH0.0055035953.97953989
Set Approval For...192495992024-02-17 19:17:47279 days ago1708197467IN
0x334AF25d...E6091e957
0 ETH0.0009606520.80908629
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x65c6504C...8cCDa5520
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
HyperMintERC1155_2_2_0

Compiler Version
v0.8.10+commit.fc410830

Optimization Enabled:
Yes with 1000 runs

Other Settings:
default evmVersion, MIT license
File 1 of 21 : HyperMintERC1155_2_2_0.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.10;

import '@openzeppelin/contracts/interfaces/IERC2981.sol';
import '@openzeppelin/contracts/interfaces/IERC20.sol';
import '@openzeppelin/contracts/token/ERC1155/extensions/ERC1155Burnable.sol';
import '@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol';
import '@openzeppelin/contracts/utils/cryptography/ECDSA.sol';
import './opensea-operator-filter/OperatorFilterer.sol';
import './Ownable_1_0_0.sol';
import './Interfaces/IHyperMintERC1155_2_2_0.sol';

contract HyperMintERC1155_2_2_0 is
    IHyperMintERC1155_2_2_0,
    ERC1155Burnable,
    Ownable,
    OperatorFilterer
{
    using SafeERC20 for IERC20;

    /* ================= STATE VARIABLES ================= */
    // ========= Immutable Storage =========
    uint256 internal constant BASIS_POINTS = 10000;

    // ========== Mutable Storage ==========
    string public constant version = '2.2.0';

    GeneralConfig public generalConfig;
    TokenConfig[] public tokenConfigs;
    Addresses public addresses;

    uint256[] public supplies;

    /* =================== CONSTRUCTOR =================== */
    /// @param _generalConfig settings for the contract
    /// @param _addresses a collection of addresses
    constructor(
        GeneralConfig memory _generalConfig,
        Addresses memory _addresses
    )
        ERC1155('')
        OperatorFilterer(
            address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6), // default filter by OS
            true // subscribe to the filter list
        )
    {
        _transferOwnership(_addresses.collectionOwnerAddress);
        generalConfig = _generalConfig;
        addresses = _addresses;

        _setURI(generalConfig.tokenMetadataUrl);
    }

    /* ====================== Views ====================== */
    function getTokenConfigs()
        external
        view
        returns (TokenConfig[] memory configs)
    {
        configs = tokenConfigs;
    }

    function getSupplies()
        external
        view
        returns (uint256[] memory tokenSupplies)
    {
        tokenSupplies = supplies;
    }

    function name() public view returns (string memory collectionName) {
        collectionName = generalConfig.name;
    }

    function symbol() public view returns (string memory collectionSymbol) {
        collectionSymbol = generalConfig.symbol;
    }

    function contractURI() public view virtual returns (string memory uri) {
        uri = generalConfig.contractMetadataUrl;
    }

    function royaltyInfo(
        uint256 _tokenId,
        uint256 _salePrice
    ) external view returns (address royaltyAddress, uint256 royaltyAmount) {
        /// @dev secondary royalty to be paid out by the marketplace
        ///      to the splitter contract
        royaltyAddress = addresses.secondaryRoyaltyAddress;
        royaltyAmount =
            (_salePrice * generalConfig.secondaryRoyaltyFee) /
            BASIS_POINTS;
    }

    function supportsInterface(
        bytes4 _interfaceId
    )
        public
        view
        virtual
        override(ERC1155, IHyperMintERC1155_2_2_0)
        returns (bool result)
    {
        result = (_interfaceId == type(IERC2981).interfaceId ||
            super.supportsInterface(_interfaceId));
    }

    /* ================ MUTATIVE FUNCTIONS ================ */

    // ============ Restricted =============

    function setNameAndSymbol(
        string calldata _newName,
        string calldata _newSymbol
    ) external onlyContractManager {
        generalConfig.name = _newName;
        generalConfig.symbol = _newSymbol;
    }

    function setMetadataURIs(
        string calldata _contractURI,
        string calldata _tokenURI
    ) external onlyContractManager {
        generalConfig.contractMetadataUrl = _contractURI;
        generalConfig.tokenMetadataUrl = _tokenURI;
        _setURI(_tokenURI);
    }

    function setDates(
        uint256 _publicSale,
        uint256 _saleClosed
    ) external onlyContractManager {
        generalConfig.publicSaleDate = _publicSale;
        generalConfig.saleCloseDate = _saleClosed;
    }

    function setTokenConfig(
        uint256 _id,
        uint256 _price,
        uint256 _maxSupply,
        uint256 _maxPerTransaction
    ) external onlyContractManager {
        if (supplies[_id] > _maxSupply) revert NewSupplyTooLow();

        tokenConfigs[_id].price = _price;
        tokenConfigs[_id].maxSupply = _maxSupply;
        tokenConfigs[_id].maxPerTransaction = _maxPerTransaction;
    }

    function setAddresses(
        Addresses calldata _addresses
    ) external onlyContractManager {
        if (_addresses.recoveryAddress != addresses.recoveryAddress)
            revert ImmutableRecoveryAddress();

        if (
            addresses.collectionOwnerAddress !=
            _addresses.collectionOwnerAddress
        ) {
            _transferOwnership(_addresses.collectionOwnerAddress);
        }

        addresses = _addresses;
    }

    function setAllowBuy(bool _allowBuy) external onlyContractManager {
        generalConfig.allowBuy = _allowBuy;
    }

    function setAllowPublicTransfer(
        bool _allowPublicTransfer
    ) external onlyContractManager {
        generalConfig.allowPublicTransfer = _allowPublicTransfer;
    }

    function setEnableOpenSeaOperatorFilterRegistry(
        bool _enable
    ) external onlyContractManager {
        generalConfig.enableOpenSeaOperatorFilterRegistry = _enable;
    }

    function setRoyalty(
        uint256 _primaryFee,
        uint256 _secondaryFee
    ) external onlyContractManager {
        generalConfig.primaryRoyaltyFee = _primaryFee;
        generalConfig.secondaryRoyaltyFee = _secondaryFee;
    }

    function addTokens(
        TokenConfig[] calldata _tokens
    ) external onlyContractManager {
        for (uint256 i = 0; i < _tokens.length; ) {
            supplies.push(0);
            tokenConfigs.push(_tokens[i]);

            unchecked {
                ++i;
            }
        }
    }

    // ============== Minting ==============
    function mintBatch(
        address[] calldata _to,
        uint256[][] calldata _ids,
        uint256[][] calldata _amounts
    ) external onlyContractManager nonContract {
        uint256 toLength = _to.length;

        for (uint256 i = 0; i < toLength; ) {
            uint256 idsLength = _ids[i].length;

            for (uint256 j = 0; j < idsLength; ) {
                uint256 _supply = supplies[_ids[i][j]];

                if (
                    _supply + _amounts[i][j] >
                    tokenConfigs[_ids[i][j]].maxSupply
                ) revert MaxSupplyExceeded();

                /// @dev remove overflow protection enabled by default
                ///      as supplies is already capped by totalSupplies
                unchecked {
                    _supply += _amounts[i][j];
                }

                /// @dev write back to storage
                supplies[_ids[i][j]] = _supply;

                unchecked {
                    ++j;
                }
            }

            _mintBatch(_to[i], _ids[i], _amounts[i], '0x');

            unchecked {
                ++i;
            }
        }
    }

    // ================ Buy ================
    function buyAuthorised(
        uint256 _id,
        uint256 _amount,
        uint256 _totalPrice,
        uint256 _maxPerAddress,
        uint256 _expires,
        bytes calldata _signature
    ) external payable buyAllowed nonContract {
        if (block.timestamp >= _expires) revert SignatureExpired();

        bytes32 hash = keccak256(
            abi.encodePacked(
                address(this),
                msg.sender,
                _amount,
                _totalPrice,
                _maxPerAddress,
                _expires,
                _id
            )
        );

        bytes32 message = ECDSA.toEthSignedMessageHash(hash);

        if (
            ECDSA.recover(message, _signature) != addresses.authorisationAddress
        ) revert NotAuthorised();

        _buy(_id, _amount, _totalPrice);
    }

    function buy(
        uint256 _id,
        uint256 _amount
    ) external payable buyAllowed nonContract {
        if (
            generalConfig.publicSaleDate == 0 ||
            block.timestamp < generalConfig.publicSaleDate
        ) revert PublicSaleClosed();

        uint256 totalPrice = tokenConfigs[_id].price * _amount;
        _buy(_id, _amount, totalPrice);
    }

    function _buy(uint256 _id, uint256 _amount, uint256 _totalPrice) internal {
        if (generalConfig.saleCloseDate != 0) {
            if (block.timestamp >= generalConfig.saleCloseDate)
                revert SaleClosed();
        }

        uint256 _supply = supplies[_id];
        uint256 _maxSupply = tokenConfigs[_id].maxSupply;

        if (_supply + _amount > _maxSupply) revert MaxSupplyExceeded();

        uint256 _maxPerTransaction = tokenConfigs[_id].maxPerTransaction;
        if (_maxPerTransaction != 0) {
            if (_amount > _maxPerTransaction)
                revert MaxPerTransactionsExceeded();
        }

        uint256 royaltyAmount = (_totalPrice *
            generalConfig.primaryRoyaltyFee) / BASIS_POINTS;

        if (addresses.purchaseTokenAddress != address(0)) {
            IERC20 token = IERC20(addresses.purchaseTokenAddress);

            /// @dev primary royalty cut for HyperMint
            if (royaltyAmount != 0) {
                // only transfer if royaltyAmount is non-zero so we don't waste gas
                token.safeTransferFrom(
                    msg.sender,
                    addresses.managerPrimaryRoyaltyAddress,
                    royaltyAmount
                );
            }

            /// @dev primary sale (i.e. minting revenue) for customer (or its payees)
            token.safeTransferFrom(
                msg.sender,
                addresses.customerPrimaryRoyaltyAddress,
                _totalPrice - royaltyAmount
            );
        } else {
            if (msg.value < _totalPrice) revert InsufficientPaymentValue();

            /// @dev primary royalty cut for HyperMint
            if (royaltyAmount != 0) {
                // only transfer if royaltyAmount is non-zero so we don't waste gas
                (bool successManager, ) = addresses
                    .managerPrimaryRoyaltyAddress
                    .call{value: royaltyAmount}('');

                if (!successManager) revert PayoutToManagerFailed();
            }

            /// @dev primary sale (i.e. minting revenue) for customer (or its payees)
            (bool successCustomer, ) = addresses
                .customerPrimaryRoyaltyAddress
                .call{value: _totalPrice - royaltyAmount}('');

            if (!successCustomer) revert PayoutToCustomerFailed();
        }

        /// @dev remove overflow protection enabled by default
        ///      as supply is already capped by totalSupply
        unchecked {
            _supply += _amount;
        }

        /// @dev write back to storage
        supplies[_id] = _supply;

        _mint(msg.sender, _id, _amount, '0x');
    }

    // ================ Transfers ================
    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    )
        internal
        override(ERC1155)
        transferAllowed(from, to)
        onlyAllowedOperator(
            from,
            generalConfig.enableOpenSeaOperatorFilterRegistry
        )
    {
        super._beforeTokenTransfer(operator, from, to, ids, amounts, data);
    }

    function transferAuthorised(
        address _from,
        address _to,
        uint256 _tokenId,
        uint256 _amount,
        uint256 _expires,
        bytes calldata _signature
    ) external nonContract {
        if (block.timestamp >= _expires) revert SignatureExpired();

        bytes32 hash = keccak256(
            abi.encodePacked(
                address(this),
                msg.sender,
                _from,
                _to,
                _tokenId,
                _amount,
                _expires
            )
        );

        bytes32 message = ECDSA.toEthSignedMessageHash(hash);

        if (
            ECDSA.recover(message, _signature) != addresses.authorisationAddress
        ) revert NotAuthorised();

        super.safeTransferFrom(_from, _to, _tokenId, _amount, '0x');
    }

    // ============= Ownership=============
    function recoverContract() external {
        if (msg.sender != addresses.recoveryAddress) revert NotAuthorised();
        _transferContractManager(addresses.recoveryAddress);
    }

    /* ==================== MODIFIERS ===================== */
    modifier buyAllowed() {
        if (!generalConfig.allowBuy) revert BuyDisabled();
        _;
    }

    /// @dev this eliminates the possibility of being called
    ///      from a contract
    modifier nonContract() {
        if (tx.origin != msg.sender) revert ContractCallBlocked();
        _;
    }

    modifier transferAllowed(address from, address to) {
        bool isMinting = from == address(0);
        bool isBurning = to == address(0);
        bool isContractManager = from == this.contractManager();
        bool isTransferAuthorised = msg.sig == this.transferAuthorised.selector;

        if (
            !isMinting &&
            !isContractManager &&
            !isBurning &&
            !isTransferAuthorised
        ) {
            if (!generalConfig.allowPublicTransfer) revert TransfersDisabled();
        }
        _;
    }
}

File 2 of 21 : IERC2981.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev Interface for the NFT Royalty Standard.
 *
 * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal
 * support for royalty payments across all NFT marketplaces and ecosystem participants.
 *
 * _Available since v4.5._
 */
interface IERC2981 is IERC165 {
    /**
     * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of
     * exchange. The royalty amount is denominated and should be paid in that same unit of exchange.
     */
    function royaltyInfo(uint256 tokenId, uint256 salePrice)
        external
        view
        returns (address receiver, uint256 royaltyAmount);
}

File 3 of 21 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC20.sol)

pragma solidity ^0.8.0;

import "../token/ERC20/IERC20.sol";

File 4 of 21 : ERC1155Burnable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/extensions/ERC1155Burnable.sol)

pragma solidity ^0.8.0;

import "../ERC1155.sol";

/**
 * @dev Extension of {ERC1155} that allows token holders to destroy both their
 * own tokens and those that they have been approved to use.
 *
 * _Available since v3.1._
 */
abstract contract ERC1155Burnable is ERC1155 {
    function burn(
        address account,
        uint256 id,
        uint256 value
    ) public virtual {
        require(
            account == _msgSender() || isApprovedForAll(account, _msgSender()),
            "ERC1155: caller is not owner nor approved"
        );

        _burn(account, id, value);
    }

    function burnBatch(
        address account,
        uint256[] memory ids,
        uint256[] memory values
    ) public virtual {
        require(
            account == _msgSender() || isApprovedForAll(account, _msgSender()),
            "ERC1155: caller is not owner nor approved"
        );

        _burnBatch(account, ids, values);
    }
}

File 5 of 21 : SafeERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    function safeTransfer(
        IERC20 token,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    function safeTransferFrom(
        IERC20 token,
        address from,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        require(
            (value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    function safeIncreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        uint256 newAllowance = token.allowance(address(this), spender) + value;
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            uint256 newAllowance = oldAllowance - value;
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
        }
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        if (returndata.length > 0) {
            // Return data is optional
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

File 6 of 21 : ECDSA.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/cryptography/ECDSA.sol)

pragma solidity ^0.8.0;

import "../Strings.sol";

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

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

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

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

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address, RecoverError) {
        bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
        uint8 v = uint8((uint256(vs) >> 255) + 27);
        return tryRecover(hash, v, r, s);
    }

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

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

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

        return (signer, RecoverError.NoError);
    }

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

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

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

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

File 7 of 21 : Ownable_1_0_0.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.4;

import '@openzeppelin/contracts/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;
    address private _contractManager;

    event ContractManagerTransferred(
        address indexed previousContractManager,
        address indexed newContractManager
    );

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferContractManager(msg.sender);
    }

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

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), 'Ownable: caller is not the owner');
        _;
    }

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

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

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

    /**
     * @dev Returns the manager of the contract
     */
    function contractManager() public view virtual returns (address) {
        return _contractManager;
    }

    /**
     * @dev Throws if called by any account other than the Contract Manager.
     */
    modifier onlyContractManager() {
        require(
            _msgSender() == _contractManager,
            'Ownable: caller is not the contract manager'
        );
        _;
    }

    /**
     * @dev Transfers manager of the contract to a new account (`newContractManager`).
     * Can only be called by the current _contractManager.
     */
    function transferContractManager(
        address newContractManager
    ) public virtual onlyContractManager {
        require(
            newContractManager != address(0),
            'Ownable: new contract owner is the zero address'
        );
        _transferContractManager(newContractManager);
    }

    /**
     * @dev Transfers management of the contract to a new account (`newContractManager`).
     * Internal function without access restriction.
     */
    function _transferContractManager(
        address newContractManager
    ) internal virtual {
        address oldContractManager = _contractManager;
        _contractManager = newContractManager;

        emit ContractManagerTransferred(oldContractManager, newContractManager);
    }
}

File 8 of 21 : IERC165.sol
// 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);
}

File 9 of 21 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

File 10 of 21 : ERC1155.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC1155/ERC1155.sol)

pragma solidity ^0.8.0;

import "./IERC1155.sol";
import "./IERC1155Receiver.sol";
import "./extensions/IERC1155MetadataURI.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of the basic standard multi-token.
 * See https://eips.ethereum.org/EIPS/eip-1155
 * Originally based on code by Enjin: https://github.com/enjin/erc-1155
 *
 * _Available since v3.1._
 */
contract ERC1155 is Context, ERC165, IERC1155, IERC1155MetadataURI {
    using Address for address;

    // Mapping from token ID to account balances
    mapping(uint256 => mapping(address => uint256)) private _balances;

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

    // Used as the URI for all token types by relying on ID substitution, e.g. https://token-cdn-domain/{id}.json
    string private _uri;

    /**
     * @dev See {_setURI}.
     */
    constructor(string memory uri_) {
        _setURI(uri_);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC1155).interfaceId ||
            interfaceId == type(IERC1155MetadataURI).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC1155MetadataURI-uri}.
     *
     * This implementation returns the same URI for *all* token types. It relies
     * on the token type ID substitution mechanism
     * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
     *
     * Clients calling this function must replace the `\{id\}` substring with the
     * actual token type ID.
     */
    function uri(uint256) public view virtual override returns (string memory) {
        return _uri;
    }

    /**
     * @dev See {IERC1155-balanceOf}.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) public view virtual override returns (uint256) {
        require(account != address(0), "ERC1155: balance query for the zero address");
        return _balances[id][account];
    }

    /**
     * @dev See {IERC1155-balanceOfBatch}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] memory accounts, uint256[] memory ids)
        public
        view
        virtual
        override
        returns (uint256[] memory)
    {
        require(accounts.length == ids.length, "ERC1155: accounts and ids length mismatch");

        uint256[] memory batchBalances = new uint256[](accounts.length);

        for (uint256 i = 0; i < accounts.length; ++i) {
            batchBalances[i] = balanceOf(accounts[i], ids[i]);
        }

        return batchBalances;
    }

    /**
     * @dev See {IERC1155-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        _setApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC1155-isApprovedForAll}.
     */
    function isApprovedForAll(address account, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[account][operator];
    }

    /**
     * @dev See {IERC1155-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) public virtual override {
        require(
            from == _msgSender() || isApprovedForAll(from, _msgSender()),
            "ERC1155: caller is not owner nor approved"
        );
        _safeTransferFrom(from, to, id, amount, data);
    }

    /**
     * @dev See {IERC1155-safeBatchTransferFrom}.
     */
    function safeBatchTransferFrom(
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) public virtual override {
        require(
            from == _msgSender() || isApprovedForAll(from, _msgSender()),
            "ERC1155: transfer caller is not owner nor approved"
        );
        _safeBatchTransferFrom(from, to, ids, amounts, data);
    }

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `from` must have a balance of tokens of type `id` of at least `amount`.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function _safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: transfer to the zero address");

        address operator = _msgSender();
        uint256[] memory ids = _asSingletonArray(id);
        uint256[] memory amounts = _asSingletonArray(amount);

        _beforeTokenTransfer(operator, from, to, ids, amounts, data);

        uint256 fromBalance = _balances[id][from];
        require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
        unchecked {
            _balances[id][from] = fromBalance - amount;
        }
        _balances[id][to] += amount;

        emit TransferSingle(operator, from, to, id, amount);

        _afterTokenTransfer(operator, from, to, ids, amounts, data);

        _doSafeTransferAcceptanceCheck(operator, from, to, id, amount, data);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function _safeBatchTransferFrom(
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");
        require(to != address(0), "ERC1155: transfer to the zero address");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, from, to, ids, amounts, data);

        for (uint256 i = 0; i < ids.length; ++i) {
            uint256 id = ids[i];
            uint256 amount = amounts[i];

            uint256 fromBalance = _balances[id][from];
            require(fromBalance >= amount, "ERC1155: insufficient balance for transfer");
            unchecked {
                _balances[id][from] = fromBalance - amount;
            }
            _balances[id][to] += amount;
        }

        emit TransferBatch(operator, from, to, ids, amounts);

        _afterTokenTransfer(operator, from, to, ids, amounts, data);

        _doSafeBatchTransferAcceptanceCheck(operator, from, to, ids, amounts, data);
    }

    /**
     * @dev Sets a new URI for all token types, by relying on the token type ID
     * substitution mechanism
     * https://eips.ethereum.org/EIPS/eip-1155#metadata[defined in the EIP].
     *
     * By this mechanism, any occurrence of the `\{id\}` substring in either the
     * URI or any of the amounts in the JSON file at said URI will be replaced by
     * clients with the token type ID.
     *
     * For example, the `https://token-cdn-domain/\{id\}.json` URI would be
     * interpreted by clients as
     * `https://token-cdn-domain/000000000000000000000000000000000000000000000000000000000004cce0.json`
     * for token type ID 0x4cce0.
     *
     * See {uri}.
     *
     * Because these URIs cannot be meaningfully represented by the {URI} event,
     * this function emits no events.
     */
    function _setURI(string memory newuri) internal virtual {
        _uri = newuri;
    }

    /**
     * @dev Creates `amount` tokens of token type `id`, and assigns them to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function _mint(
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: mint to the zero address");

        address operator = _msgSender();
        uint256[] memory ids = _asSingletonArray(id);
        uint256[] memory amounts = _asSingletonArray(amount);

        _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);

        _balances[id][to] += amount;
        emit TransferSingle(operator, address(0), to, id, amount);

        _afterTokenTransfer(operator, address(0), to, ids, amounts, data);

        _doSafeTransferAcceptanceCheck(operator, address(0), to, id, amount, data);
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_mint}.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function _mintBatch(
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {
        require(to != address(0), "ERC1155: mint to the zero address");
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, address(0), to, ids, amounts, data);

        for (uint256 i = 0; i < ids.length; i++) {
            _balances[ids[i]][to] += amounts[i];
        }

        emit TransferBatch(operator, address(0), to, ids, amounts);

        _afterTokenTransfer(operator, address(0), to, ids, amounts, data);

        _doSafeBatchTransferAcceptanceCheck(operator, address(0), to, ids, amounts, data);
    }

    /**
     * @dev Destroys `amount` tokens of token type `id` from `from`
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `from` must have at least `amount` tokens of token type `id`.
     */
    function _burn(
        address from,
        uint256 id,
        uint256 amount
    ) internal virtual {
        require(from != address(0), "ERC1155: burn from the zero address");

        address operator = _msgSender();
        uint256[] memory ids = _asSingletonArray(id);
        uint256[] memory amounts = _asSingletonArray(amount);

        _beforeTokenTransfer(operator, from, address(0), ids, amounts, "");

        uint256 fromBalance = _balances[id][from];
        require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
        unchecked {
            _balances[id][from] = fromBalance - amount;
        }

        emit TransferSingle(operator, from, address(0), id, amount);

        _afterTokenTransfer(operator, from, address(0), ids, amounts, "");
    }

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {_burn}.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     */
    function _burnBatch(
        address from,
        uint256[] memory ids,
        uint256[] memory amounts
    ) internal virtual {
        require(from != address(0), "ERC1155: burn from the zero address");
        require(ids.length == amounts.length, "ERC1155: ids and amounts length mismatch");

        address operator = _msgSender();

        _beforeTokenTransfer(operator, from, address(0), ids, amounts, "");

        for (uint256 i = 0; i < ids.length; i++) {
            uint256 id = ids[i];
            uint256 amount = amounts[i];

            uint256 fromBalance = _balances[id][from];
            require(fromBalance >= amount, "ERC1155: burn amount exceeds balance");
            unchecked {
                _balances[id][from] = fromBalance - amount;
            }
        }

        emit TransferBatch(operator, from, address(0), ids, amounts);

        _afterTokenTransfer(operator, from, address(0), ids, amounts, "");
    }

    /**
     * @dev Approve `operator` to operate on all of `owner` tokens
     *
     * Emits a {ApprovalForAll} event.
     */
    function _setApprovalForAll(
        address owner,
        address operator,
        bool approved
    ) internal virtual {
        require(owner != operator, "ERC1155: setting approval status for self");
        _operatorApprovals[owner][operator] = approved;
        emit ApprovalForAll(owner, operator, approved);
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning, as well as batched variants.
     *
     * The same hook is called on both single and batched variants. For single
     * transfers, the length of the `id` and `amount` arrays will be 1.
     *
     * Calling conditions (for each `id` and `amount` pair):
     *
     * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * of token type `id` will be  transferred to `to`.
     * - When `from` is zero, `amount` tokens of token type `id` will be minted
     * for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
     * will be burned.
     * - `from` and `to` are never both zero.
     * - `ids` and `amounts` have the same, non-zero length.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {}

    /**
     * @dev Hook that is called after any token transfer. This includes minting
     * and burning, as well as batched variants.
     *
     * The same hook is called on both single and batched variants. For single
     * transfers, the length of the `id` and `amount` arrays will be 1.
     *
     * Calling conditions (for each `id` and `amount` pair):
     *
     * - When `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * of token type `id` will be  transferred to `to`.
     * - When `from` is zero, `amount` tokens of token type `id` will be minted
     * for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens of token type `id`
     * will be burned.
     * - `from` and `to` are never both zero.
     * - `ids` and `amounts` have the same, non-zero length.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) internal virtual {}

    function _doSafeTransferAcceptanceCheck(
        address operator,
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes memory data
    ) private {
        if (to.isContract()) {
            try IERC1155Receiver(to).onERC1155Received(operator, from, id, amount, data) returns (bytes4 response) {
                if (response != IERC1155Receiver.onERC1155Received.selector) {
                    revert("ERC1155: ERC1155Receiver rejected tokens");
                }
            } catch Error(string memory reason) {
                revert(reason);
            } catch {
                revert("ERC1155: transfer to non ERC1155Receiver implementer");
            }
        }
    }

    function _doSafeBatchTransferAcceptanceCheck(
        address operator,
        address from,
        address to,
        uint256[] memory ids,
        uint256[] memory amounts,
        bytes memory data
    ) private {
        if (to.isContract()) {
            try IERC1155Receiver(to).onERC1155BatchReceived(operator, from, ids, amounts, data) returns (
                bytes4 response
            ) {
                if (response != IERC1155Receiver.onERC1155BatchReceived.selector) {
                    revert("ERC1155: ERC1155Receiver rejected tokens");
                }
            } catch Error(string memory reason) {
                revert(reason);
            } catch {
                revert("ERC1155: transfer to non ERC1155Receiver implementer");
            }
        }
    }

    function _asSingletonArray(uint256 element) private pure returns (uint256[] memory) {
        uint256[] memory array = new uint256[](1);
        array[0] = element;

        return array;
    }
}

File 11 of 21 : IERC1155.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/IERC1155.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev Required interface of an ERC1155 compliant contract, as defined in the
 * https://eips.ethereum.org/EIPS/eip-1155[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155 is IERC165 {
    /**
     * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
     */
    event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);

    /**
     * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
     * transfers.
     */
    event TransferBatch(
        address indexed operator,
        address indexed from,
        address indexed to,
        uint256[] ids,
        uint256[] values
    );

    /**
     * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
     * `approved`.
     */
    event ApprovalForAll(address indexed account, address indexed operator, bool approved);

    /**
     * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
     *
     * If an {URI} event was emitted for `id`, the standard
     * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
     * returned by {IERC1155MetadataURI-uri}.
     */
    event URI(string value, uint256 indexed id);

    /**
     * @dev Returns the amount of tokens of token type `id` owned by `account`.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) external view returns (uint256);

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)
        external
        view
        returns (uint256[] memory);

    /**
     * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
     *
     * Emits an {ApprovalForAll} event.
     *
     * Requirements:
     *
     * - `operator` cannot be the caller.
     */
    function setApprovalForAll(address operator, bool approved) external;

    /**
     * @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address account, address operator) external view returns (bool);

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - If the caller is not `from`, it must be have been approved to spend ``from``'s tokens via {setApprovalForAll}.
     * - `from` must have a balance of tokens of type `id` of at least `amount`.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes calldata data
    ) external;

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function safeBatchTransferFrom(
        address from,
        address to,
        uint256[] calldata ids,
        uint256[] calldata amounts,
        bytes calldata data
    ) external;
}

File 12 of 21 : IERC1155Receiver.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC1155/IERC1155Receiver.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev _Available since v3.1._
 */
interface IERC1155Receiver is IERC165 {
    /**
     * @dev Handles the receipt of a single ERC1155 token type. This function is
     * called at the end of a `safeTransferFrom` after the balance has been updated.
     *
     * NOTE: To accept the transfer, this must return
     * `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
     * (i.e. 0xf23a6e61, or its own function selector).
     *
     * @param operator The address which initiated the transfer (i.e. msg.sender)
     * @param from The address which previously owned the token
     * @param id The ID of the token being transferred
     * @param value The amount of tokens being transferred
     * @param data Additional data with no specified format
     * @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
     */
    function onERC1155Received(
        address operator,
        address from,
        uint256 id,
        uint256 value,
        bytes calldata data
    ) external returns (bytes4);

    /**
     * @dev Handles the receipt of a multiple ERC1155 token types. This function
     * is called at the end of a `safeBatchTransferFrom` after the balances have
     * been updated.
     *
     * NOTE: To accept the transfer(s), this must return
     * `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
     * (i.e. 0xbc197c81, or its own function selector).
     *
     * @param operator The address which initiated the batch transfer (i.e. msg.sender)
     * @param from The address which previously owned the token
     * @param ids An array containing ids of each token being transferred (order and length must match values array)
     * @param values An array containing amounts of each token being transferred (order and length must match ids array)
     * @param data Additional data with no specified format
     * @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
     */
    function onERC1155BatchReceived(
        address operator,
        address from,
        uint256[] calldata ids,
        uint256[] calldata values,
        bytes calldata data
    ) external returns (bytes4);
}

File 13 of 21 : IERC1155MetadataURI.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/extensions/IERC1155MetadataURI.sol)

pragma solidity ^0.8.0;

import "../IERC1155.sol";

/**
 * @dev Interface of the optional ERC1155MetadataExtension interface, as defined
 * in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155MetadataURI is IERC1155 {
    /**
     * @dev Returns the URI for token type `id`.
     *
     * If the `\{id\}` substring is present in the URI, it must be replaced by
     * clients with the actual token type ID.
     */
    function uri(uint256 id) external view returns (string memory);
}

File 14 of 21 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 15 of 21 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

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

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

File 16 of 21 : ERC165.sol
// 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;
    }
}

File 17 of 21 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

File 18 of 21 : OperatorFilterer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import {IOperatorFilterRegistry} from './IOperatorFilterRegistry.sol';

abstract contract OperatorFilterer {
    error OperatorNotAllowed(address operator);

    IOperatorFilterRegistry constant operatorFilterRegistry =
        IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E);

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

    modifier onlyAllowedOperator(address from, bool switchedOn) virtual {
        // return back out if toggle is off
        if (!switchedOn) {
            _;
            return;
        }

        // Check registry code length to facilitate testing in environments without a deployed registry.
        if (address(operatorFilterRegistry).code.length > 0) {
            // Allow spending tokens from addresses with balance
            // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred
            // from an EOA.
            if (from == msg.sender) {
                _;
                return;
            }
            if (
                !(operatorFilterRegistry.isOperatorAllowed(
                    address(this),
                    msg.sender
                ) &&
                    operatorFilterRegistry.isOperatorAllowed(
                        address(this),
                        from
                    ))
            ) {
                revert OperatorNotAllowed(msg.sender);
            }
        }
        _;
    }
}

File 19 of 21 : IERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC165.sol)

pragma solidity ^0.8.0;

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

File 20 of 21 : IOperatorFilterRegistry.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

interface IOperatorFilterRegistry {
    function isOperatorAllowed(address registrant, address operator)
        external
        view
        returns (bool);

    function register(address registrant) external;

    function registerAndSubscribe(address registrant, address subscription)
        external;

    function registerAndCopyEntries(
        address registrant,
        address registrantToCopy
    ) external;

    function updateOperator(
        address registrant,
        address operator,
        bool filtered
    ) external;

    function updateOperators(
        address registrant,
        address[] calldata operators,
        bool filtered
    ) external;

    function updateCodeHash(
        address registrant,
        bytes32 codehash,
        bool filtered
    ) external;

    function updateCodeHashes(
        address registrant,
        bytes32[] calldata codeHashes,
        bool filtered
    ) external;

    function subscribe(address registrant, address registrantToSubscribe)
        external;

    function unsubscribe(address registrant, bool copyExistingEntries) external;

    function subscriptionOf(address addr) external returns (address registrant);

    function subscribers(address registrant)
        external
        returns (address[] memory);

    function subscriberAt(address registrant, uint256 index)
        external
        returns (address);

    function copyEntriesOf(address registrant, address registrantToCopy)
        external;

    function isOperatorFiltered(address registrant, address operator)
        external
        returns (bool);

    function isCodeHashOfFiltered(address registrant, address operatorWithCode)
        external
        returns (bool);

    function isCodeHashFiltered(address registrant, bytes32 codeHash)
        external
        returns (bool);

    function filteredOperators(address addr)
        external
        returns (address[] memory);

    function filteredCodeHashes(address addr)
        external
        returns (bytes32[] memory);

    function filteredOperatorAt(address registrant, uint256 index)
        external
        returns (address);

    function filteredCodeHashAt(address registrant, uint256 index)
        external
        returns (bytes32);

    function isRegistered(address addr) external returns (bool);

    function codeHashOf(address addr) external returns (bytes32);
}

File 21 of 21 : IHyperMintERC1155_2_2_0.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.8.10;

// ============== Structs ==============
struct GeneralConfig {
    string name;
    string symbol;
    string contractMetadataUrl;
    string tokenMetadataUrl;
    bool allowBuy;
    bool allowPublicTransfer;
    bool enableOpenSeaOperatorFilterRegistry;
    uint256 publicSaleDate;
    uint256 saleCloseDate;
    uint256 primaryRoyaltyFee;
    uint256 secondaryRoyaltyFee;
}

struct TokenConfig {
    uint256 price;
    uint256 maxSupply;
    uint256 maxPerTransaction;
}

struct Addresses {
    address recoveryAddress;
    address collectionOwnerAddress;
    address authorisationAddress;
    address purchaseTokenAddress;
    address managerPrimaryRoyaltyAddress;
    address customerPrimaryRoyaltyAddress;
    address secondaryRoyaltyAddress;
}

interface IHyperMintERC1155_2_2_0 {
    /* ================= CUSTOM ERRORS ================= */
    error NewSupplyTooLow();
    error ArrayLengthMismatch();
    error MaxSupplyExceeded();
    error SignatureExpired();
    error NotAuthorised();
    error BuyDisabled();
    error InsufficientPaymentValue();
    error PublicSaleClosed();
    error SaleClosed();
    error MaxPerTransactionsExceeded();
    error ContractCallBlocked();
    error ImmutableRecoveryAddress();
    error TransfersDisabled();
    error PayoutToManagerFailed();
    error PayoutToCustomerFailed();

    /* ====================== Views ====================== */
    function name() external view returns (string memory collectionName);

    function symbol() external view returns (string memory collectionSymbol);

    function getTokenConfigs()
        external
        view
        returns (TokenConfig[] memory configs);

    function getSupplies()
        external
        view
        returns (uint256[] memory tokenSupplies);

    function contractURI() external view returns (string memory uri);

    function royaltyInfo(
        uint256 _tokenId,
        uint256 _salePrice
    ) external view returns (address royaltyAddress, uint256 royaltyAmount);

    function supportsInterface(
        bytes4 _interfaceId
    ) external view returns (bool result);

    /* ================ MUTATIVE FUNCTIONS ================ */

    // ============ Restricted =============
    function setNameAndSymbol(
        string calldata _name,
        string calldata _symbol
    ) external;

    function setMetadataURIs(
        string calldata _contractUri,
        string calldata _tokenUri
    ) external;

    function setDates(uint256 _publicSale, uint256 _saleClosed) external;

    function setTokenConfig(
        uint256 _id,
        uint256 _price,
        uint256 _maxSupply,
        uint256 _maxPerTransaction
    ) external;

    function setAddresses(Addresses calldata _addresses) external;

    function setAllowBuy(bool allowBuy) external;

    function setAllowPublicTransfer(bool _allowPublicTransfer) external;

    function setEnableOpenSeaOperatorFilterRegistry(bool _enable) external;

    function setRoyalty(uint256 primaryFee, uint256 secondaryFee) external;

    function addTokens(TokenConfig[] calldata _tokens) external;

    // ============== Minting ==============
    function mintBatch(
        address[] calldata _to,
        uint256[][] calldata _ids,
        uint256[][] calldata _amounts
    ) external;

    // ================ Buy ================
    function buyAuthorised(
        uint256 _id,
        uint256 _amount,
        uint256 _totalPrice,
        uint256 _maxPerAddress,
        uint256 _expires,
        bytes calldata _signature
    ) external payable;

    function buy(uint256 _id, uint256 _amount) external payable;

    // ================ Transfers ================
    function transferAuthorised(
        address _from,
        address _to,
        uint256 _tokenId,
        uint256 _amount,
        uint256 _expires,
        bytes calldata _signature
    ) external;
}

Settings
{
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[{"components":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"string","name":"contractMetadataUrl","type":"string"},{"internalType":"string","name":"tokenMetadataUrl","type":"string"},{"internalType":"bool","name":"allowBuy","type":"bool"},{"internalType":"bool","name":"allowPublicTransfer","type":"bool"},{"internalType":"bool","name":"enableOpenSeaOperatorFilterRegistry","type":"bool"},{"internalType":"uint256","name":"publicSaleDate","type":"uint256"},{"internalType":"uint256","name":"saleCloseDate","type":"uint256"},{"internalType":"uint256","name":"primaryRoyaltyFee","type":"uint256"},{"internalType":"uint256","name":"secondaryRoyaltyFee","type":"uint256"}],"internalType":"struct GeneralConfig","name":"_generalConfig","type":"tuple"},{"components":[{"internalType":"address","name":"recoveryAddress","type":"address"},{"internalType":"address","name":"collectionOwnerAddress","type":"address"},{"internalType":"address","name":"authorisationAddress","type":"address"},{"internalType":"address","name":"purchaseTokenAddress","type":"address"},{"internalType":"address","name":"managerPrimaryRoyaltyAddress","type":"address"},{"internalType":"address","name":"customerPrimaryRoyaltyAddress","type":"address"},{"internalType":"address","name":"secondaryRoyaltyAddress","type":"address"}],"internalType":"struct Addresses","name":"_addresses","type":"tuple"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ArrayLengthMismatch","type":"error"},{"inputs":[],"name":"BuyDisabled","type":"error"},{"inputs":[],"name":"ContractCallBlocked","type":"error"},{"inputs":[],"name":"ImmutableRecoveryAddress","type":"error"},{"inputs":[],"name":"InsufficientPaymentValue","type":"error"},{"inputs":[],"name":"MaxPerTransactionsExceeded","type":"error"},{"inputs":[],"name":"MaxSupplyExceeded","type":"error"},{"inputs":[],"name":"NewSupplyTooLow","type":"error"},{"inputs":[],"name":"NotAuthorised","type":"error"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","type":"error"},{"inputs":[],"name":"PayoutToCustomerFailed","type":"error"},{"inputs":[],"name":"PayoutToManagerFailed","type":"error"},{"inputs":[],"name":"PublicSaleClosed","type":"error"},{"inputs":[],"name":"SaleClosed","type":"error"},{"inputs":[],"name":"SignatureExpired","type":"error"},{"inputs":[],"name":"TransfersDisabled","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousContractManager","type":"address"},{"indexed":true,"internalType":"address","name":"newContractManager","type":"address"}],"name":"ContractManagerTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"indexed":false,"internalType":"uint256[]","name":"values","type":"uint256[]"}],"name":"TransferBatch","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"id","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"TransferSingle","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"string","name":"value","type":"string"},{"indexed":true,"internalType":"uint256","name":"id","type":"uint256"}],"name":"URI","type":"event"},{"inputs":[{"components":[{"internalType":"uint256","name":"price","type":"uint256"},{"internalType":"uint256","name":"maxSupply","type":"uint256"},{"internalType":"uint256","name":"maxPerTransaction","type":"uint256"}],"internalType":"struct TokenConfig[]","name":"_tokens","type":"tuple[]"}],"name":"addTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"addresses","outputs":[{"internalType":"address","name":"recoveryAddress","type":"address"},{"internalType":"address","name":"collectionOwnerAddress","type":"address"},{"internalType":"address","name":"authorisationAddress","type":"address"},{"internalType":"address","name":"purchaseTokenAddress","type":"address"},{"internalType":"address","name":"managerPrimaryRoyaltyAddress","type":"address"},{"internalType":"address","name":"customerPrimaryRoyaltyAddress","type":"address"},{"internalType":"address","name":"secondaryRoyaltyAddress","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"accounts","type":"address[]"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"}],"name":"balanceOfBatch","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"value","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"internalType":"uint256[]","name":"values","type":"uint256[]"}],"name":"burnBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"buy","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_id","type":"uint256"},{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"uint256","name":"_totalPrice","type":"uint256"},{"internalType":"uint256","name":"_maxPerAddress","type":"uint256"},{"internalType":"uint256","name":"_expires","type":"uint256"},{"internalType":"bytes","name":"_signature","type":"bytes"}],"name":"buyAuthorised","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"contractManager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"contractURI","outputs":[{"internalType":"string","name":"uri","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"generalConfig","outputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"string","name":"contractMetadataUrl","type":"string"},{"internalType":"string","name":"tokenMetadataUrl","type":"string"},{"internalType":"bool","name":"allowBuy","type":"bool"},{"internalType":"bool","name":"allowPublicTransfer","type":"bool"},{"internalType":"bool","name":"enableOpenSeaOperatorFilterRegistry","type":"bool"},{"internalType":"uint256","name":"publicSaleDate","type":"uint256"},{"internalType":"uint256","name":"saleCloseDate","type":"uint256"},{"internalType":"uint256","name":"primaryRoyaltyFee","type":"uint256"},{"internalType":"uint256","name":"secondaryRoyaltyFee","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getSupplies","outputs":[{"internalType":"uint256[]","name":"tokenSupplies","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTokenConfigs","outputs":[{"components":[{"internalType":"uint256","name":"price","type":"uint256"},{"internalType":"uint256","name":"maxSupply","type":"uint256"},{"internalType":"uint256","name":"maxPerTransaction","type":"uint256"}],"internalType":"struct TokenConfig[]","name":"configs","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"_to","type":"address[]"},{"internalType":"uint256[][]","name":"_ids","type":"uint256[][]"},{"internalType":"uint256[][]","name":"_amounts","type":"uint256[][]"}],"name":"mintBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"collectionName","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"recoverContract","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"royaltyAddress","type":"address"},{"internalType":"uint256","name":"royaltyAmount","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"ids","type":"uint256[]"},{"internalType":"uint256[]","name":"amounts","type":"uint256[]"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeBatchTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"address","name":"recoveryAddress","type":"address"},{"internalType":"address","name":"collectionOwnerAddress","type":"address"},{"internalType":"address","name":"authorisationAddress","type":"address"},{"internalType":"address","name":"purchaseTokenAddress","type":"address"},{"internalType":"address","name":"managerPrimaryRoyaltyAddress","type":"address"},{"internalType":"address","name":"customerPrimaryRoyaltyAddress","type":"address"},{"internalType":"address","name":"secondaryRoyaltyAddress","type":"address"}],"internalType":"struct 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Deployed Bytecode

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.