Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

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

import '@openzeppelin/contracts/token/ERC721/ERC721.sol';
import '@openzeppelin/contracts/access/Ownable.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/ERC721Burnable.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/ERC721Pausable.sol';
import '@openzeppelin/contracts/access/AccessControlEnumerable.sol';
import '@openzeppelin/contracts/utils/Counters.sol';
import '@openzeppelin/contracts/utils/Strings.sol';
import '@openzeppelin/contracts/utils/math/SafeMath.sol';

contract BunnyBuddies is Ownable, AccessControlEnumerable, ERC721Enumerable, ERC721Burnable, ERC721Pausable {
    using Counters for Counters.Counter;
    using Address for address;
    using SafeMath for uint256;
    using Strings for uint256;

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

    Counters.Counter private _tokenIdTracker;

    string private _baseTokenURI;
    string private _teaserURI;

    uint256 private _price = 100000000000000000;
    uint256 private _available = 10000;
    address private _treasuryWallet;
    bool private _reveal = false;

    constructor(
        string memory name,
        string memory symbol,
        string memory teaserURI,
        address treasuryWallet
    ) ERC721(name, symbol) {
        _teaserURI = teaserURI;

        _setupRole(DEFAULT_ADMIN_ROLE, _msgSender());
        _setupRole(MINTER_ROLE, _msgSender());
        _setupRole(PAUSER_ROLE, _msgSender());
        _treasuryWallet = treasuryWallet;
    }

    function tokenURI(uint256 tokenId) public view override returns (string memory) {
        require(_exists(tokenId), 'ERC721Metadata: URI query for nonexistent token');
        string memory baseURI = _baseURI();
        return _reveal == true ? bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : '' : _teaserURI;
    }

    function _baseURI() internal view virtual override returns (string memory) {
        return _reveal == true ? _baseTokenURI : _teaserURI;
    }

    function setBaseURI(string memory uri) public onlyOwner {
        _baseTokenURI = uri;
    }

    function price() public view returns (uint256) {
        return _price;
    }

    function setPrice(uint256 newPrice) public onlyOwner {
        _price = newPrice;
    }

    function available() public view returns (uint256) {
        return _available;
    }

    function setAvailable(uint256 newAvailable) public onlyOwner {
        _available = newAvailable;
    }

    function revealed() public view returns (bool) {
        return _reveal;
    }

    function setReveal(bool reveal) public onlyOwner {
        _reveal = reveal;
    }

    function setTreasury(address treasuryWallet) public onlyOwner {
        _treasuryWallet = treasuryWallet;
    }

    function pause() public virtual {
        require(hasRole(PAUSER_ROLE, _msgSender()), 'ERC721PresetMinterPauserAutoId: must have pauser role to pause');
        _pause();
    }

    function unpause() public virtual {
        require(hasRole(PAUSER_ROLE, _msgSender()), 'ERC721PresetMinterPauserAutoId: must have pauser role to unpause');
        _unpause();
    }

    function buyBatch(uint256 amount) external payable {
        uint256 totalPrice = 0;
        for (uint256 i = 0; i < amount; i++) {
            totalPrice = totalPrice.add(_price);
        }
        require(msg.value >= totalPrice, 'Incorrect payment.');

        for (uint256 i = 0; i < amount; i++) {
            require(_available > 0, 'Sold out');
            _mint(_msgSender(), _tokenIdTracker.current());
            _tokenIdTracker.increment();
            _available = _available.sub(1);
        }
        payable(_treasuryWallet).transfer(msg.value);
    }

    function buy() external payable {
        require(msg.value >= _price, 'Incorrect payment.');
        require(_available > 0, 'Sold out');

        _mint(_msgSender(), _tokenIdTracker.current());
        _tokenIdTracker.increment();
        _available = _available.sub(1);
        payable(_treasuryWallet).transfer(msg.value);
    }

    function mint(address to) public virtual {
        require(hasRole(MINTER_ROLE, _msgSender()), 'ERC721PresetMinterPauserAutoId: must have minter role to mint');
        _mint(to, _tokenIdTracker.current());
        _tokenIdTracker.increment();
    }

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

    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override(AccessControlEnumerable, ERC721, ERC721Enumerable)
        returns (bool)
    {
        return super.supportsInterface(interfaceId);
    }
}

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

pragma solidity ^0.8.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)
 * and `uint256` (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

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

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

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

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

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

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

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

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

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

            return true;
        } else {
            return false;
        }
    }

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

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

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

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

    // Bytes32Set

    struct Bytes32Set {
        Set _inner;
    }

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

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

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

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

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

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

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

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

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

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

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

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

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

        assembly {
            result := store
        }

        return result;
    }

    // UintSet

    struct UintSet {
        Set _inner;
    }

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

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

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

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

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

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

        assembly {
            result := store
        }

        return result;
    }
}

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

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

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

pragma solidity ^0.8.0;

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

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

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/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);
    }
}

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

pragma solidity ^0.8.0;

/**
 * @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
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 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);
            }
        }
    }
}

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

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

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

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/ERC721Burnable.sol)

pragma solidity ^0.8.0;

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

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

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

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

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

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

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

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");
        return _balances[owner];
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _owners[tokenId];
        require(owner != address(0), "ERC721: owner query for nonexistent token");
        return owner;
    }

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

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

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

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

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

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

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

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

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

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        _beforeTokenTransfer(from, to, tokenId);

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

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

        emit Transfer(from, to, tokenId);
    }

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/Pausable.sol)

pragma solidity ^0.8.0;

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

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

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

    bool private _paused;

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

import "./IAccessControl.sol";

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

    mapping(bytes32 => RoleData) private _roles;

    bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;

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

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

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

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

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

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

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

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

        _revokeRole(role, account);
    }

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

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

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

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

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"string","name":"teaserURI","type":"string"},{"internalType":"address","name":"treasuryWallet","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PAUSER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"available","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"buy","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"buyBatch","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getRoleMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleMemberCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"revealed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newAvailable","type":"uint256"}],"name":"setAvailable","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"uri","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPrice","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"reveal","type":"bool"}],"name":"setReveal","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"treasuryWallet","type":"address"}],"name":"setTreasury","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"}]

608060405267016345785d8a00006011556127106012556013805460ff60a01b191690553480156200003057600080fd5b50604051620034f9380380620034f983398101604081905262000053916200044d565b838362000060336200013d565b815162000075906003906020850190620002da565b5080516200008b906004906020840190620002da565b5050600d805460ff19169055508151620000ad906010906020850190620002da565b50620000bb6000336200018d565b620000e77f9f2df0fed2c77648de5860a4cc508cd0818c85b8b8a1ab4ceeef8d981c8956a6336200018d565b620001137f65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a336200018d565b601380546001600160a01b0319166001600160a01b0392909216919091179055506200053d915050565b600080546001600160a01b038381166001600160a01b0319831681178455604051919092169283917f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e09190a35050565b6200019982826200019d565b5050565b620001b48282620001e060201b6200165e1760201c565b6000828152600260209081526040909120620001db918390620016c962000268821b17901c565b505050565b60008281526001602090815260408083206001600160a01b038516845290915290205460ff16620001995760008281526001602081815260408084206001600160a01b0386168086529252808420805460ff19169093179092559051339285917f2f8788117e7eff1d82e926ec794901d17c78024a50270940304540a733656f0d9190a45050565b60006200027f836001600160a01b03841662000288565b90505b92915050565b6000818152600183016020526040812054620002d15750815460018181018455600084815260208082209093018490558454848252828601909352604090209190915562000282565b50600062000282565b828054620002e89062000500565b90600052602060002090601f0160209004810192826200030c576000855562000357565b82601f106200032757805160ff191683800117855562000357565b8280016001018555821562000357579182015b82811115620003575782518255916020019190600101906200033a565b506200036592915062000369565b5090565b5b808211156200036557600081556001016200036a565b634e487b7160e01b600052604160045260246000fd5b600082601f830112620003a857600080fd5b81516001600160401b0380821115620003c557620003c562000380565b604051601f8301601f19908116603f01168101908282118183101715620003f057620003f062000380565b816040528381526020925086838588010111156200040d57600080fd5b600091505b8382101562000431578582018301518183018401529082019062000412565b83821115620004435760008385830101525b9695505050505050565b600080600080608085870312156200046457600080fd5b84516001600160401b03808211156200047c57600080fd5b6200048a8883890162000396565b95506020870151915080821115620004a157600080fd5b620004af8883890162000396565b94506040870151915080821115620004c657600080fd5b50620004d58782880162000396565b606087015190935090506001600160a01b0381168114620004f557600080fd5b939692955090935050565b600181811c908216806200051557607f821691505b602082108114156200053757634e487b7160e01b600052602260045260246000fd5b50919050565b612fac806200054d6000396000f3fe6080604052600436106102675760003560e01c8063715018a611610144578063a6f2ae3a116100b6578063d547741f1161007a578063d547741f14610704578063d9f2e8ce14610724578063e63ab1e914610744578063e985e9c514610778578063f0f44260146107c1578063f2fde38b146107e157600080fd5b8063a6f2ae3a14610668578063b88d4fde14610670578063c87b56dd14610690578063ca15c873146106b0578063d5391393146106d057600080fd5b806391b7f5ed1161010857806391b7f5ed146105c957806391d14854146105e957806395d89b4114610609578063a035b1fe1461061e578063a217fddf14610633578063a22cb4651461064857600080fd5b8063715018a61461054e578063746d1e57146105635780638456cb59146105765780638da5cb5b1461058b5780639010d07c146105a957600080fd5b80633f4ba83a116101dd57806351830227116101a1578063518302271461049757806355f804b3146104b65780635c975abb146104d65780636352211e146104ee5780636a6278421461050e57806370a082311461052e57600080fd5b80633f4ba83a1461040d57806342842e0e1461042257806342966c681461044257806348a0d754146104625780634f6ccce71461047757600080fd5b806323b872dd1161022f57806323b872dd1461033c578063248a9ca31461035c5780632a3f300c1461038d5780632f2ff15d146103ad5780632f745c59146103cd57806336568abe146103ed57600080fd5b806301ffc9a71461026c57806306fdde03146102a1578063081812fc146102c3578063095ea7b3146102fb57806318160ddd1461031d575b600080fd5b34801561027857600080fd5b5061028c610287366004612909565b610801565b60405190151581526020015b60405180910390f35b3480156102ad57600080fd5b506102b6610812565b604051610298919061297e565b3480156102cf57600080fd5b506102e36102de366004612991565b6108a4565b6040516001600160a01b039091168152602001610298565b34801561030757600080fd5b5061031b6103163660046129c6565b61093e565b005b34801561032957600080fd5b50600b545b604051908152602001610298565b34801561034857600080fd5b5061031b6103573660046129f0565b610a54565b34801561036857600080fd5b5061032e610377366004612991565b6000908152600160208190526040909120015490565b34801561039957600080fd5b5061031b6103a8366004612a3c565b610a86565b3480156103b957600080fd5b5061031b6103c8366004612a57565b610ace565b3480156103d957600080fd5b5061032e6103e83660046129c6565b610af5565b3480156103f957600080fd5b5061031b610408366004612a57565b610b8b565b34801561041957600080fd5b5061031b610c09565b34801561042e57600080fd5b5061031b61043d3660046129f0565b610cb1565b34801561044e57600080fd5b5061031b61045d366004612991565b610ccc565b34801561046e57600080fd5b5060125461032e565b34801561048357600080fd5b5061032e610492366004612991565b610d46565b3480156104a357600080fd5b50601354600160a01b900460ff1661028c565b3480156104c257600080fd5b5061031b6104d1366004612b0f565b610dd9565b3480156104e257600080fd5b50600d5460ff1661028c565b3480156104fa57600080fd5b506102e3610509366004612991565b610e16565b34801561051a57600080fd5b5061031b610529366004612b58565b610e8d565b34801561053a57600080fd5b5061032e610549366004612b58565b610f49565b34801561055a57600080fd5b5061031b610fd0565b61031b610571366004612991565b611004565b34801561058257600080fd5b5061031b611138565b34801561059757600080fd5b506000546001600160a01b03166102e3565b3480156105b557600080fd5b506102e36105c4366004612b73565b6111dc565b3480156105d557600080fd5b5061031b6105e4366004612991565b6111fb565b3480156105f557600080fd5b5061028c610604366004612a57565b61122a565b34801561061557600080fd5b506102b6611255565b34801561062a57600080fd5b5060115461032e565b34801561063f57600080fd5b5061032e600081565b34801561065457600080fd5b5061031b610663366004612b95565b611264565b61031b61126f565b34801561067c57600080fd5b5061031b61068b366004612bbf565b611354565b34801561069c57600080fd5b506102b66106ab366004612991565b61138c565b3480156106bc57600080fd5b5061032e6106cb366004612991565b61150d565b3480156106dc57600080fd5b5061032e7f9f2df0fed2c77648de5860a4cc508cd0818c85b8b8a1ab4ceeef8d981c8956a681565b34801561071057600080fd5b5061031b61071f366004612a57565b611524565b34801561073057600080fd5b5061031b61073f366004612991565b61154b565b34801561075057600080fd5b5061032e7f65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a81565b34801561078457600080fd5b5061028c610793366004612c3b565b6001600160a01b03918216600090815260086020908152604080832093909416825291909152205460ff1690565b3480156107cd57600080fd5b5061031b6107dc366004612b58565b61157a565b3480156107ed57600080fd5b5061031b6107fc366004612b58565b6115c6565b600061080c826116de565b92915050565b60606003805461082190612c65565b80601f016020809104026020016040519081016040528092919081815260200182805461084d90612c65565b801561089a5780601f1061086f5761010080835404028352916020019161089a565b820191906000526020600020905b81548152906001019060200180831161087d57829003601f168201915b5050505050905090565b6000818152600560205260408120546001600160a01b03166109225760405162461bcd60e51b815260206004820152602c60248201527f4552433732313a20617070726f76656420717565727920666f72206e6f6e657860448201526b34b9ba32b73a103a37b5b2b760a11b60648201526084015b60405180910390fd5b506000908152600760205260409020546001600160a01b031690565b600061094982610e16565b9050806001600160a01b0316836001600160a01b031614156109b75760405162461bcd60e51b815260206004820152602160248201527f4552433732313a20617070726f76616c20746f2063757272656e74206f776e656044820152603960f91b6064820152608401610919565b336001600160a01b03821614806109d357506109d38133610793565b610a455760405162461bcd60e51b815260206004820152603860248201527f4552433732313a20617070726f76652063616c6c6572206973206e6f74206f7760448201527f6e6572206e6f7220617070726f76656420666f7220616c6c00000000000000006064820152608401610919565b610a4f8383611703565b505050565b610a5f335b82611771565b610a7b5760405162461bcd60e51b815260040161091990612ca0565b610a4f838383611868565b6000546001600160a01b03163314610ab05760405162461bcd60e51b815260040161091990612cf1565b60138054911515600160a01b0260ff60a01b19909216919091179055565b60008281526001602081905260409091200154610aeb8133611a13565b610a4f8383611a77565b6000610b0083610f49565b8210610b625760405162461bcd60e51b815260206004820152602b60248201527f455243373231456e756d657261626c653a206f776e657220696e646578206f7560448201526a74206f6620626f756e647360a81b6064820152608401610919565b506001600160a01b03919091166000908152600960209081526040808320938352929052205490565b6001600160a01b0381163314610bfb5760405162461bcd60e51b815260206004820152602f60248201527f416363657373436f6e74726f6c3a2063616e206f6e6c792072656e6f756e636560448201526e103937b632b9903337b91039b2b63360891b6064820152608401610919565b610c058282611a99565b5050565b610c337f65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a3361122a565b610ca7576040805162461bcd60e51b81526020600482015260248101919091527f4552433732315072657365744d696e7465725061757365724175746f49643a2060448201527f6d75737420686176652070617573657220726f6c6520746f20756e70617573656064820152608401610919565b610caf611abb565b565b610a4f83838360405180602001604052806000815250611354565b610cd533610a59565b610d3a5760405162461bcd60e51b815260206004820152603060248201527f4552433732314275726e61626c653a2063616c6c6572206973206e6f74206f7760448201526f1b995c881b9bdc88185c1c1c9bdd995960821b6064820152608401610919565b610d4381611b4e565b50565b6000610d51600b5490565b8210610db45760405162461bcd60e51b815260206004820152602c60248201527f455243373231456e756d657261626c653a20676c6f62616c20696e646578206f60448201526b7574206f6620626f756e647360a01b6064820152608401610919565b600b8281548110610dc757610dc7612d26565b90600052602060002001549050919050565b6000546001600160a01b03163314610e035760405162461bcd60e51b815260040161091990612cf1565b8051610c0590600f90602084019061285a565b6000818152600560205260408120546001600160a01b03168061080c5760405162461bcd60e51b815260206004820152602960248201527f4552433732313a206f776e657220717565727920666f72206e6f6e657869737460448201526832b73a103a37b5b2b760b91b6064820152608401610919565b610eb77f9f2df0fed2c77648de5860a4cc508cd0818c85b8b8a1ab4ceeef8d981c8956a63361122a565b610f295760405162461bcd60e51b815260206004820152603d60248201527f4552433732315072657365744d696e7465725061757365724175746f49643a2060448201527f6d7573742068617665206d696e74657220726f6c6520746f206d696e740000006064820152608401610919565b610f3b81610f36600e5490565b611bf5565b610d43600e80546001019055565b60006001600160a01b038216610fb45760405162461bcd60e51b815260206004820152602a60248201527f4552433732313a2062616c616e636520717565727920666f7220746865207a65604482015269726f206164647265737360b01b6064820152608401610919565b506001600160a01b031660009081526006602052604090205490565b6000546001600160a01b03163314610ffa5760405162461bcd60e51b815260040161091990612cf1565b610caf6000611d43565b6000805b828110156110325760115461101e908390611d93565b91508061102a81612d52565b915050611008565b50803410156110785760405162461bcd60e51b815260206004820152601260248201527124b731b7b93932b1ba103830bcb6b2b73a1760711b6044820152606401610919565b60005b828110156110fe576000601254116110c05760405162461bcd60e51b815260206004820152600860248201526714dbdb19081bdd5d60c21b6044820152606401610919565b6110cd335b600e54611bf5565b6110db600e80546001019055565b6012546110e9906001611d9f565b601255806110f681612d52565b91505061107b565b506013546040516001600160a01b03909116903480156108fc02916000818181858888f19350505050158015610a4f573d6000803e3d6000fd5b6111627f65d7a28e3265b37a6474929f336521b332c1681b933f6cb9f3376673440d862a3361122a565b6111d45760405162461bcd60e51b815260206004820152603e60248201527f4552433732315072657365744d696e7465725061757365724175746f49643a2060448201527f6d75737420686176652070617573657220726f6c6520746f20706175736500006064820152608401610919565b610caf611dab565b60008281526002602052604081206111f49083611e26565b9392505050565b6000546001600160a01b031633146112255760405162461bcd60e51b815260040161091990612cf1565b601155565b60009182526001602090815260408084206001600160a01b0393909316845291905290205460ff1690565b60606004805461082190612c65565b610c05338383611e32565b6011543410156112b65760405162461bcd60e51b815260206004820152601260248201527124b731b7b93932b1ba103830bcb6b2b73a1760711b6044820152606401610919565b6000601254116112f35760405162461bcd60e51b815260206004820152600860248201526714dbdb19081bdd5d60c21b6044820152606401610919565b6112fc336110c5565b61130a600e80546001019055565b601254611318906001611d9f565b6012556013546040516001600160a01b03909116903480156108fc02916000818181858888f19350505050158015610d43573d6000803e3d6000fd5b61135e3383611771565b61137a5760405162461bcd60e51b815260040161091990612ca0565b61138684848484611f01565b50505050565b6000818152600560205260409020546060906001600160a01b031661140b5760405162461bcd60e51b815260206004820152602f60248201527f4552433732314d657461646174613a2055524920717565727920666f72206e6f60448201526e3732bc34b9ba32b73a103a37b5b2b760891b6064820152608401610919565b6000611415611f34565b601354909150600160a01b900460ff1615156001146114be576010805461143b90612c65565b80601f016020809104026020016040519081016040528092919081815260200182805461146790612c65565b80156114b45780601f10611489576101008083540402835291602001916114b4565b820191906000526020600020905b81548152906001019060200180831161149757829003601f168201915b50505050506111f4565b60008151116114dc57604051806020016040528060008152506111f4565b806114e684611f62565b6040516020016114f7929190612d6d565b6040516020818303038152906040529392505050565b600081815260026020526040812061080c90612060565b600082815260016020819052604090912001546115418133611a13565b610a4f8383611a99565b6000546001600160a01b031633146115755760405162461bcd60e51b815260040161091990612cf1565b601255565b6000546001600160a01b031633146115a45760405162461bcd60e51b815260040161091990612cf1565b601380546001600160a01b0319166001600160a01b0392909216919091179055565b6000546001600160a01b031633146115f05760405162461bcd60e51b815260040161091990612cf1565b6001600160a01b0381166116555760405162461bcd60e51b815260206004820152602660248201527f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160448201526564647265737360d01b6064820152608401610919565b610d4381611d43565b611668828261122a565b610c055760008281526001602081815260408084206001600160a01b0386168086529252808420805460ff19169093179092559051339285917f2f8788117e7eff1d82e926ec794901d17c78024a50270940304540a733656f0d9190a45050565b60006111f4836001600160a01b03841661206a565b60006001600160e01b0319821663780e9d6360e01b148061080c575061080c826120b9565b600081815260076020526040902080546001600160a01b0319166001600160a01b038416908117909155819061173882610e16565b6001600160a01b03167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92560405160405180910390a45050565b6000818152600560205260408120546001600160a01b03166117ea5760405162461bcd60e51b815260206004820152602c60248201527f4552433732313a206f70657261746f7220717565727920666f72206e6f6e657860448201526b34b9ba32b73a103a37b5b2b760a11b6064820152608401610919565b60006117f583610e16565b9050806001600160a01b0316846001600160a01b031614806118305750836001600160a01b0316611825846108a4565b6001600160a01b0316145b8061186057506001600160a01b0380821660009081526008602090815260408083209388168352929052205460ff165b949350505050565b826001600160a01b031661187b82610e16565b6001600160a01b0316146118e35760405162461bcd60e51b815260206004820152602960248201527f4552433732313a207472616e73666572206f6620746f6b656e2074686174206960448201526839903737ba1037bbb760b91b6064820152608401610919565b6001600160a01b0382166119455760405162461bcd60e51b8152602060048201526024808201527f4552433732313a207472616e7366657220746f20746865207a65726f206164646044820152637265737360e01b6064820152608401610919565b6119508383836120f9565b61195b600082611703565b6001600160a01b0383166000908152600660205260408120805460019290611984908490612d9c565b90915550506001600160a01b03821660009081526006602052604081208054600192906119b2908490612db3565b909155505060008181526005602052604080822080546001600160a01b0319166001600160a01b0386811691821790925591518493918716917fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef91a4505050565b611a1d828261122a565b610c0557611a35816001600160a01b03166014612104565b611a40836020612104565b604051602001611a51929190612dcb565b60408051601f198184030181529082905262461bcd60e51b82526109199160040161297e565b611a81828261165e565b6000828152600260205260409020610a4f90826116c9565b611aa382826122a0565b6000828152600260205260409020610a4f9082612307565b600d5460ff16611b045760405162461bcd60e51b815260206004820152601460248201527314185d5cd8589b194e881b9bdd081c185d5cd95960621b6044820152606401610919565b600d805460ff191690557f5db9ee0a495bf2e6ff9c91a7834c1ba4fdd244a5e8aa4e537bd38aeae4b073aa335b6040516001600160a01b03909116815260200160405180910390a1565b6000611b5982610e16565b9050611b67816000846120f9565b611b72600083611703565b6001600160a01b0381166000908152600660205260408120805460019290611b9b908490612d9c565b909155505060008281526005602052604080822080546001600160a01b0319169055518391906001600160a01b038416907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908390a45050565b6001600160a01b038216611c4b5760405162461bcd60e51b815260206004820181905260248201527f4552433732313a206d696e7420746f20746865207a65726f20616464726573736044820152606401610919565b6000818152600560205260409020546001600160a01b031615611cb05760405162461bcd60e51b815260206004820152601c60248201527f4552433732313a20746f6b656e20616c7265616479206d696e746564000000006044820152606401610919565b611cbc600083836120f9565b6001600160a01b0382166000908152600660205260408120805460019290611ce5908490612db3565b909155505060008181526005602052604080822080546001600160a01b0319166001600160a01b03861690811790915590518392907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45050565b600080546001600160a01b038381166001600160a01b0319831681178455604051919092169283917f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e09190a35050565b60006111f48284612db3565b60006111f48284612d9c565b600d5460ff1615611df15760405162461bcd60e51b815260206004820152601060248201526f14185d5cd8589b194e881c185d5cd95960821b6044820152606401610919565b600d805460ff191660011790557f62e78cea01bee320cd4e420270b5ea74000d11b0c9f74754ebdbfc544b05a258611b313390565b60006111f4838361231c565b816001600160a01b0316836001600160a01b03161415611e945760405162461bcd60e51b815260206004820152601960248201527f4552433732313a20617070726f766520746f2063616c6c6572000000000000006044820152606401610919565b6001600160a01b03838116600081815260086020908152604080832094871680845294825291829020805460ff191686151590811790915591519182527f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a3505050565b611f0c848484611868565b611f1884848484612346565b6113865760405162461bcd60e51b815260040161091990612e40565b601354606090600160a01b900460ff161515600114611f54576010611f57565b600f5b805461082190612c65565b606081611f865750506040805180820190915260018152600360fc1b602082015290565b8160005b8115611fb05780611f9a81612d52565b9150611fa99050600a83612ea8565b9150611f8a565b60008167ffffffffffffffff811115611fcb57611fcb612a83565b6040519080825280601f01601f191660200182016040528015611ff5576020820181803683370190505b5090505b84156118605761200a600183612d9c565b9150612017600a86612ebc565b612022906030612db3565b60f81b81838151811061203757612037612d26565b60200101906001600160f81b031916908160001a905350612059600a86612ea8565b9450611ff9565b600061080c825490565b60008181526001830160205260408120546120b15750815460018181018455600084815260208082209093018490558454848252828601909352604090209190915561080c565b50600061080c565b60006001600160e01b031982166380ac58cd60e01b14806120ea57506001600160e01b03198216635b5e139f60e01b145b8061080c575061080c82612453565b610a4f838383612478565b60606000612113836002612ed0565b61211e906002612db3565b67ffffffffffffffff81111561213657612136612a83565b6040519080825280601f01601f191660200182016040528015612160576020820181803683370190505b509050600360fc1b8160008151811061217b5761217b612d26565b60200101906001600160f81b031916908160001a905350600f60fb1b816001815181106121aa576121aa612d26565b60200101906001600160f81b031916908160001a90535060006121ce846002612ed0565b6121d9906001612db3565b90505b6001811115612251576f181899199a1a9b1b9c1cb0b131b232b360811b85600f166010811061220d5761220d612d26565b1a60f81b82828151811061222357612223612d26565b60200101906001600160f81b031916908160001a90535060049490941c9361224a81612eef565b90506121dc565b5083156111f45760405162461bcd60e51b815260206004820181905260248201527f537472696e67733a20686578206c656e67746820696e73756666696369656e746044820152606401610919565b6122aa828261122a565b15610c055760008281526001602090815260408083206001600160a01b0385168085529252808320805460ff1916905551339285917ff6391f5c32d9c69d2a47ea670b442974b53935d1edc7fd64eb21e047a839171b9190a45050565b60006111f4836001600160a01b0384166124ea565b600082600001828154811061233357612333612d26565b9060005260206000200154905092915050565b60006001600160a01b0384163b1561244857604051630a85bd0160e11b81526001600160a01b0385169063150b7a029061238a903390899088908890600401612f06565b602060405180830381600087803b1580156123a457600080fd5b505af19250505080156123d4575060408051601f3d908101601f191682019092526123d191810190612f43565b60015b61242e573d808015612402576040519150601f19603f3d011682016040523d82523d6000602084013e612407565b606091505b5080516124265760405162461bcd60e51b815260040161091990612e40565b805181602001fd5b6001600160e01b031916630a85bd0160e11b149050611860565b506001949350505050565b60006001600160e01b03198216635a05180f60e01b148061080c575061080c826125dd565b612483838383612612565b600d5460ff1615610a4f5760405162461bcd60e51b815260206004820152602b60248201527f4552433732315061757361626c653a20746f6b656e207472616e73666572207760448201526a1a1a5b19481c185d5cd95960aa1b6064820152608401610919565b600081815260018301602052604081205480156125d357600061250e600183612d9c565b855490915060009061252290600190612d9c565b905081811461258757600086600001828154811061254257612542612d26565b906000526020600020015490508087600001848154811061256557612565612d26565b6000918252602080832090910192909255918252600188019052604090208390555b855486908061259857612598612f60565b60019003818190600052602060002001600090559055856001016000868152602001908152602001600020600090556001935050505061080c565b600091505061080c565b60006001600160e01b03198216637965db0b60e01b148061080c57506301ffc9a760e01b6001600160e01b031983161461080c565b6001600160a01b03831661266d5761266881600b80546000838152600c60205260408120829055600182018355919091527f0175b7a638427703f0dbe7bb9bbf987a2551717b34e79f33b5b1008d1fa01db90155565b612690565b816001600160a01b0316836001600160a01b0316146126905761269083826126ca565b6001600160a01b0382166126a757610a4f81612767565b826001600160a01b0316826001600160a01b031614610a4f57610a4f8282612816565b600060016126d784610f49565b6126e19190612d9c565b6000838152600a6020526040902054909150808214612734576001600160a01b03841660009081526009602090815260408083208584528252808320548484528184208190558352600a90915290208190555b506000918252600a602090815260408084208490556001600160a01b039094168352600981528383209183525290812055565b600b5460009061277990600190612d9c565b6000838152600c6020526040812054600b80549394509092849081106127a1576127a1612d26565b9060005260206000200154905080600b83815481106127c2576127c2612d26565b6000918252602080832090910192909255828152600c9091526040808220849055858252812055600b8054806127fa576127fa612f60565b6001900381819060005260206000200160009055905550505050565b600061282183610f49565b6001600160a01b0390931660009081526009602090815260408083208684528252808320859055938252600a9052919091209190915550565b82805461286690612c65565b90600052602060002090601f01602090048101928261288857600085556128ce565b82601f106128a157805160ff19168380011785556128ce565b828001600101855582156128ce579182015b828111156128ce5782518255916020019190600101906128b3565b506128da9291506128de565b5090565b5b808211156128da57600081556001016128df565b6001600160e01b031981168114610d4357600080fd5b60006020828403121561291b57600080fd5b81356111f4816128f3565b60005b83811015612941578181015183820152602001612929565b838111156113865750506000910152565b6000815180845261296a816020860160208601612926565b601f01601f19169290920160200192915050565b6020815260006111f46020830184612952565b6000602082840312156129a357600080fd5b5035919050565b80356001600160a01b03811681146129c157600080fd5b919050565b600080604083850312156129d957600080fd5b6129e2836129aa565b946020939093013593505050565b600080600060608486031215612a0557600080fd5b612a0e846129aa565b9250612a1c602085016129aa565b9150604084013590509250925092565b803580151581146129c157600080fd5b600060208284031215612a4e57600080fd5b6111f482612a2c565b60008060408385031215612a6a57600080fd5b82359150612a7a602084016129aa565b90509250929050565b634e487b7160e01b600052604160045260246000fd5b600067ffffffffffffffff80841115612ab457612ab4612a83565b604051601f8501601f19908116603f01168101908282118183101715612adc57612adc612a83565b81604052809350858152868686011115612af557600080fd5b858560208301376000602087830101525050509392505050565b600060208284031215612b2157600080fd5b813567ffffffffffffffff811115612b3857600080fd5b8201601f81018413612b4957600080fd5b61186084823560208401612a99565b600060208284031215612b6a57600080fd5b6111f4826129aa565b60008060408385031215612b8657600080fd5b50508035926020909101359150565b60008060408385031215612ba857600080fd5b612bb1836129aa565b9150612a7a60208401612a2c565b60008060008060808587031215612bd557600080fd5b612bde856129aa565b9350612bec602086016129aa565b925060408501359150606085013567ffffffffffffffff811115612c0f57600080fd5b8501601f81018713612c2057600080fd5b612c2f87823560208401612a99565b91505092959194509250565b60008060408385031215612c4e57600080fd5b612c57836129aa565b9150612a7a602084016129aa565b600181811c90821680612c7957607f821691505b60208210811415612c9a57634e487b7160e01b600052602260045260246000fd5b50919050565b60208082526031908201527f4552433732313a207472616e736665722063616c6c6572206973206e6f74206f6040820152701ddb995c881b9bdc88185c1c1c9bdd9959607a1b606082015260800190565b6020808252818101527f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572604082015260600190565b634e487b7160e01b600052603260045260246000fd5b634e487b7160e01b600052601160045260246000fd5b6000600019821415612d6657612d66612d3c565b5060010190565b60008351612d7f818460208801612926565b835190830190612d93818360208801612926565b01949350505050565b600082821015612dae57612dae612d3c565b500390565b60008219821115612dc657612dc6612d3c565b500190565b7f416363657373436f6e74726f6c3a206163636f756e7420000000000000000000815260008351612e03816017850160208801612926565b7001034b99036b4b9b9b4b733903937b6329607d1b6017918401918201528351612e34816028840160208801612926565b01602801949350505050565b60208082526032908201527f4552433732313a207472616e7366657220746f206e6f6e20455243373231526560408201527131b2b4bb32b91034b6b83632b6b2b73a32b960711b606082015260800190565b634e487b7160e01b600052601260045260246000fd5b600082612eb757612eb7612e92565b500490565b600082612ecb57612ecb612e92565b500690565b6000816000190483118215151615612eea57612eea612d3c565b500290565b600081612efe57612efe612d3c565b506000190190565b6001600160a01b0385811682528416602082015260408101839052608060608201819052600090612f3990830184612952565b9695505050505050565b600060208284031215612f5557600080fd5b81516111f4816128f3565b634e487b7160e01b600052603160045260246000fdfea2646970667358221220a5b95966a6037ab8ed03390385fedeba9dbd073b8da7fba01dc9a0f8d861be4e64736f6c63430008090033000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000001000000000000000000000000001dbaf8e0dd079aef23ceb841b311907a4d0059e2000000000000000000000000000000000000000000000000000000000000000d42756e6e79204275646469657300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d42756e6e79204275646469657300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004368747470733a2f2f697066732e696f2f697066732f516d54513557676142414148594e4144795961684236485076326f43755a504a67744154383431416358325531380000000000000000000000000000000000000000000000000000000000

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

-----Decoded View---------------
Arg [0] : name (string): Bunny Buddies
Arg [1] : symbol (string): Bunny Buddies
Arg [2] : teaserURI (string): https://ipfs.io/ipfs/QmTQ5WgaBAAHYNADyYahB6HPv2oCuZPJgtAT841AcX2U18
Arg [3] : treasuryWallet (address): 0x1dBaf8E0DD079AeF23ceB841B311907A4D0059e2

-----Encoded View---------------
12 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000100
Arg [3] : 0000000000000000000000001dbaf8e0dd079aef23ceb841b311907a4d0059e2
Arg [4] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [5] : 42756e6e79204275646469657300000000000000000000000000000000000000
Arg [6] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [7] : 42756e6e79204275646469657300000000000000000000000000000000000000
Arg [8] : 0000000000000000000000000000000000000000000000000000000000000043
Arg [9] : 68747470733a2f2f697066732e696f2f697066732f516d545135576761424141
Arg [10] : 48594e4144795961684236485076326f43755a504a6774415438343141635832
Arg [11] : 5531380000000000000000000000000000000000000000000000000000000000