Token

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 {Address} from "@openzeppelin/contracts/utils/Address.sol";

import {AccessControlEnumerable} from "@openzeppelin/contracts/access/AccessControlEnumerable.sol";
import {ERC721, ERC721Pausable} from "@openzeppelin/contracts/token/ERC721/extensions/ERC721Pausable.sol";

contract FootballClub is ERC721Pausable, AccessControlEnumerable {
    using Address for address;

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

    string private _baseTokenURI;

    constructor(string memory baseTokenURI)
        ERC721("Footium Football Club", "FFC")
    {
        _baseTokenURI = baseTokenURI;

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

    /**
     * @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 override returns (string memory) {
        return _baseTokenURI;
    }

    /**
     * @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 setBaseURI(string calldata uri) public virtual {
        require(
            hasRole(SET_BASE_URI_ROLE, _msgSender()),
            "FootballClub: must have SET_BASE_URI_ROLE role to change base URI"
        );

        _baseTokenURI = uri;
    }

    /**
     * @dev Creates a new token for `to`. Its token ID will be automatically
     * assigned (and available on the emitted {IERC721-Transfer} event), and the token
     * URI autogenerated based on the base URI passed at construction.
     *
     * See {ERC721-_mint}.
     *
     * Requirements:
     *
     * - the caller must have the `MINTER_ROLE`.
     */
    function safeMint(address to, uint256 tokenId) public virtual {
        require(
            hasRole(MINTER_ROLE, _msgSender()),
            "FootballClub: must have minter role to mint"
        );

        _safeMint(to, tokenId);
    }

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

        _pause();
    }

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

        _unpause();
    }

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

// SPDX-License-Identifier: MIT

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

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) public virtual override(AccessControl, IAccessControl) {
        super.grantRole(role, account);
        _roleMembers[role].add(account);
    }

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

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

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

// SPDX-License-Identifier: MIT

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

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

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 granted `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}.
     * ====
     */
    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);
    }

    function _grantRole(bytes32 role, address account) private {
        if (!hasRole(role, account)) {
            _roles[role].members[account] = true;
            emit RoleGranted(role, account, _msgSender());
        }
    }

    function _revokeRole(bytes32 role, address account) private {
        if (hasRole(role, account)) {
            _roles[role].members[account] = false;
            emit RoleRevoked(role, account, _msgSender());
        }
    }
}

// SPDX-License-Identifier: MIT

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

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

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

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

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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 {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_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 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

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

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

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

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);
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"baseTokenURI","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"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":[],"name":"SET_BASE_URI_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":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"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":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeMint","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":"string","name":"uri","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"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":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000002d68747470733a2f2f666f6f7469756d2e636c75622f657468657265756d2f6170692f6e6674732f636c7562732f00000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : baseTokenURI (string): https://footium.club/ethereum/api/nfts/clubs/

-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000020
Arg [1] : 000000000000000000000000000000000000000000000000000000000000002d
Arg [2] : 68747470733a2f2f666f6f7469756d2e636c75622f657468657265756d2f6170
Arg [3] : 692f6e6674732f636c7562732f00000000000000000000000000000000000000