Contract

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.7;


/**
 * @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);
}

/**
 * @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;
}

/*
 * @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;
    }
}

/**
 * @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() {
        _setOwner(_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 {
        _setOwner(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");
        _setOwner(newOwner);
    }

    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}


/**
 * @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);
    }
}

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and make it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

/**
 * @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);
}

/**
 * @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);
}

/**
 * @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);
    }

    function _verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) private 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);
            }
        }
    }
}

/**
 * @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;
    }
}

/**
 * @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(to).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 {}
}

/**
 * @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);
}

/**
 * @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();
    }
}

interface SkittlesToken{
    
    function mint(address _to, uint256 _amount) external;
    function totalSupply() external view returns (uint256);
    function cap() external view returns (uint256);
}

interface DonaToken{
    
    function balanceOf(address _owner) external view returns (uint256 balance);
}

contract SkitsForJayPegsAutoMart is ERC721Enumerable, ReentrancyGuard, Ownable {
    
    struct Bag{
        
        uint256 timestamp;
        uint256 amount;
    }
    
    SkittlesToken bagToken = SkittlesToken(0xbcd2D1F4369eee45E86eb76EBb6ef2D555D9A002); // the actual skits
    DonaToken donaToken = DonaToken(0x058bC8Ef040bD3971418E36aA88b64899378CcF4); // the DONA ERC20 token
    IERC721 donaNft = IERC721(0x0000000000000000000000000000000000000000); // initially unknown, release 21st sep., will be updated
    
    mapping( uint256 => Bag ) public bags;

    uint256[] private numbers = [1,2,3,4,5,6,7,8,9];

    function random(string memory input) internal pure returns (uint256) {
        return uint256(keccak256(abi.encodePacked(input)));
    }

    function getNumber(uint256 tokenId, string memory seed) internal view returns (uint256) {
        return pluck(tokenId, seed, numbers);
    }

    function pluck(
        uint256 tokenId,
        string memory keyPrefix,
        uint256[] memory sourceArray
    ) internal pure returns (uint256) {
        uint256 rand = random(string(abi.encodePacked(keyPrefix, toString(tokenId))));
        uint256 output = sourceArray[rand % sourceArray.length];
        return output;
    }

    function tokenURI(uint256 tokenId) public view override returns (string memory) {
        string[8] memory parts;
        
        parts[
            0
        ] = '<svg xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="xMinYMin meet" viewBox="0 0 600 600"><style>.base { fill: red; font-family: serif; font-size: 56px; }.icon{ font-size: 128px; }</style>';
        
        parts[1] = "<svg xmlns='http://www.w3.org/2000/svg' width='100%' height='100%' viewBox='0 0 800 800'><rect fill='#ffffff' width='800' height='800'/><defs><radialGradient id='a' cx='400' cy='400' r='50%' gradientUnits='userSpaceOnUse'><stop  offset='0' stop-color='#ffffff'/><stop  offset='1' stop-color='#0EF'/></radialGradient><radialGradient id='b' cx='400' cy='400' r='70%' gradientUnits='userSpaceOnUse'><stop  offset='0' stop-color='#ffffff'/><stop  offset='1' stop-color='#0FF'/></radialGradient></defs><rect fill='url(#a)' width='800' height='800'/><g fill-opacity='.8'><path fill='url(#b)' d='M998.7 439.2c1.7-26.5 1.7-52.7 0.1-78.5L401 399.9c0 0 0-0.1 0-0.1l587.6-116.9c-5.1-25.9-11.9-51.2-20.3-75.8L400.9 399.7c0 0 0-0.1 0-0.1l537.3-265c-11.6-23.5-24.8-46.2-39.3-67.9L400.8 399.5c0 0 0-0.1-0.1-0.1l450.4-395c-17.3-19.7-35.8-38.2-55.5-55.5l-395 450.4c0 0-0.1 0-0.1-0.1L733.4-99c-21.7-14.5-44.4-27.6-68-39.3l-265 537.4c0 0-0.1 0-0.1 0l192.6-567.4c-24.6-8.3-49.9-15.1-75.8-20.2L400.2 399c0 0-0.1 0-0.1 0l39.2-597.7c-26.5-1.7-52.7-1.7-78.5-0.1L399.9 399c0 0-0.1 0-0.1 0L282.9-188.6c-25.9 5.1-51.2 11.9-75.8 20.3l192.6 567.4c0 0-0.1 0-0.1 0l-265-537.3c-23.5 11.6-46.2 24.8-67.9 39.3l332.8 498.1c0 0-0.1 0-0.1 0.1L4.4-51.1C-15.3-33.9-33.8-15.3-51.1 4.4l450.4 395c0 0 0 0.1-0.1 0.1L-99 66.6c-14.5 21.7-27.6 44.4-39.3 68l537.4 265c0 0 0 0.1 0 0.1l-567.4-192.6c-8.3 24.6-15.1 49.9-20.2 75.8L399 399.8c0 0 0 0.1 0 0.1l-597.7-39.2c-1.7 26.5-1.7 52.7-0.1 78.5L399 400.1c0 0 0 0.1 0 0.1l-587.6 116.9c5.1 25.9 11.9 51.2 20.3 75.8l567.4-192.6c0 0 0 0.1 0 0.1l-537.3 265c11.6 23.5 24.8 46.2 39.3 67.9l498.1-332.8c0 0 0 0.1 0.1 0.1l-450.4 395c17.3 19.7 35.8 38.2 55.5 55.5l395-450.4c0 0 0.1 0 0.1 0.1L66.6 899c21.7 14.5 44.4 27.6 68 39.3l265-537.4c0 0 0.1 0 0.1 0L207.1 968.3c24.6 8.3 49.9 15.1 75.8 20.2L399.8 401c0 0 0.1 0 0.1 0l-39.2 597.7c26.5 1.7 52.7 1.7 78.5 0.1L400.1 401c0 0 0.1 0 0.1 0l116.9 587.6c25.9-5.1 51.2-11.9 75.8-20.3L400.3 400.9c0 0 0.1 0 0.1 0l265 537.3c23.5-11.6 46.2-24.8 67.9-39.3L400.5 400.8c0 0 0.1 0 0.1-0.1l395 450.4c19.7-17.3 38.2-35.8 55.5-55.5l-450.4-395c0 0 0-0.1 0.1-0.1L899 733.4c14.5-21.7 27.6-44.4 39.3-68l-537.4-265c0 0 0-0.1 0-0.1l567.4 192.6c8.3-24.6 15.1-49.9 20.2-75.8L401 400.2c0 0 0-0.1 0-0.1L998.7 439.2z'/></g></svg>";
        
        parts[2] = '<text x="60" y="60%" class="icon">';
        
        parts[3] = "&#128308;";
        
        parts[4] = '</text><text x="225" y="55%" class="base">';

        parts[5] = string(abi.encodePacked(
            toString(bags[tokenId].amount), " $kits"
        ));

        parts[6] = '</text>';

        parts[7] = "</svg>";

        string memory output = string(
            abi.encodePacked(parts[0], parts[1], parts[2], parts[3], parts[4], parts[5], parts[6], parts[7])
        );
        
        string memory attrs = string(abi.encodePacked('attributes":[{"trait_type":"Amount", "value":"',toString(bags[tokenId].amount),' $KITS"}]}'));
        
        string memory json = Base64.encode(
            bytes(
                string(
                    abi.encodePacked(
                        '{"name": "Bag #', toString(tokenId),
                        '", "description": "Skits (for Jay Pegs Auto Mart). Claim your bag and receive $KITS (free + gas)! Implements Proof-of-Kia: the longer you hold your Bag NFT, the more $KITS reward you receive upon transferring your Bag NFT to someone else (1 $kits * Bag amount * _full_ day, capped supply at 77,777,777).", "image": "data:image/svg+xml;base64,',
                        Base64.encode(bytes(output)),
                        '","',attrs
                    )
                )
            )
        );
        
        output = string(abi.encodePacked("data:application/json;base64,", json));

        return output;
    }

    function claimWithNft(uint256 tokenId) public nonReentrant {
        require(tokenId > 0 && tokenId < 10001, "Token ID invalid");
        require(donaNft.ownerOf(tokenId) == msg.sender, "Not owning any dona NFTs.");
        bags[tokenId].amount = getNumber(tokenId, "WEAREWORRIED") * getNumber(tokenId, "WHATISWAITINGINTHEBUSHESOFLOVE");
        bags[tokenId].timestamp = block.timestamp;
        _safeMint(_msgSender(), tokenId);
    }
    
    function claimWithToken(uint256 tokenId) public nonReentrant {
        require(tokenId > 10000 && tokenId < 20001, "Token ID invalid");
        require(donaToken.balanceOf(msg.sender) > 0, "Not owning any dona tokens.");
        bags[tokenId].amount = getNumber(tokenId, "WEAREWORRIED") * getNumber(tokenId, "WHATISWAITINGINTHEBUSHESOFLOVE");
        bags[tokenId].timestamp = block.timestamp;
        _safeMint(_msgSender(), tokenId);
    }
    
    function setDonaNft(IERC721 _address) public nonReentrant onlyOwner {
        donaNft = _address;
    }
    
    function earned(uint256 tokenId) public view returns(uint256){
        
        if(bags[tokenId].timestamp == 0){
            
            return 0;
        }
        
        return bags[tokenId].amount * ( ( block.timestamp - bags[tokenId].timestamp ) / 86400 );
    }
    
    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");
        uint256 toMint = bags[tokenId].amount * ( ( block.timestamp - bags[tokenId].timestamp ) / 86400 );
        if(toMint != 0 && !isContract(from) && to != from && bags[tokenId].timestamp != 0 && bagToken.totalSupply() + toMint <= bagToken.cap()){
            bagToken.mint(from, toMint);
        }
        bags[tokenId].timestamp = block.timestamp;
        _transfer(from, to, tokenId);
    }

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        uint256 toMint = bags[tokenId].amount * ( ( block.timestamp - bags[tokenId].timestamp ) / 86400 );
        if(toMint != 0 && !isContract(from) && to != from && bags[tokenId].timestamp != 0 && bagToken.totalSupply() + toMint <= bagToken.cap()){
            bagToken.mint(from, toMint);
        }
        bags[tokenId].timestamp = block.timestamp;
        safeTransferFrom(from, to, tokenId, "");
    }

    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");
        uint256 toMint = bags[tokenId].amount * ( ( block.timestamp - bags[tokenId].timestamp ) / 86400 );
        if(toMint != 0 && !isContract(from) && to != from && bags[tokenId].timestamp != 0 && bagToken.totalSupply() + toMint <= bagToken.cap()){
            bagToken.mint(from, toMint);
        }
        bags[tokenId].timestamp = block.timestamp;
        _safeTransfer(from, to, tokenId, _data);
    }
    
    function isContract(address addr) internal view returns (bool) {
      uint size;
      assembly { size := extcodesize(addr) }
      return size > 0;
    }

    function strCmp(string memory a, string memory b) internal pure returns(bool){
        
        if(keccak256(abi.encodePacked(a)) == keccak256(abi.encodePacked(b))){
            
            return true;
        }
        
        return false;
    }

    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT license
        // 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);
    }

    constructor() ERC721("Skits (for Jay Pegs Auto Mart)", "SKITS") Ownable() {}
}

/// [MIT License]
/// @title Base64
/// @notice Provides a function for encoding some bytes in base64
/// @author Brecht Devos <[email protected]>
library Base64 {
    bytes internal constant TABLE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

    /// @notice Encodes some bytes to the base64 representation
    function encode(bytes memory data) internal pure returns (string memory) {
        uint256 len = data.length;
        if (len == 0) return "";

        // multiply by 4/3 rounded up
        uint256 encodedLen = 4 * ((len + 2) / 3);

        // Add some extra buffer at the end
        bytes memory result = new bytes(encodedLen + 32);

        bytes memory table = TABLE;

        assembly {
            let tablePtr := add(table, 1)
            let resultPtr := add(result, 32)

            for {
                let i := 0
            } lt(i, len) {

            } {
                i := add(i, 3)
                let input := and(mload(add(data, i)), 0xffffff)

                let out := mload(add(tablePtr, and(shr(18, input), 0x3F)))
                out := shl(8, out)
                out := add(out, and(mload(add(tablePtr, and(shr(12, input), 0x3F))), 0xFF))
                out := shl(8, out)
                out := add(out, and(mload(add(tablePtr, and(shr(6, input), 0x3F))), 0xFF))
                out := shl(8, out)
                out := add(out, and(mload(add(tablePtr, and(input, 0x3F))), 0xFF))
                out := shl(224, out)

                mstore(resultPtr, out)

                resultPtr := add(resultPtr, 4)
            }

            switch mod(len, 3)
            case 1 {
                mstore(sub(resultPtr, 2), shl(240, 0x3d3d))
            }
            case 2 {
                mstore(sub(resultPtr, 1), shl(248, 0x3d))
            }

            mstore(result, encodedLen)
        }

        return string(result);
    }
}

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"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":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"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"bags","outputs":[{"internalType":"uint256","name":"timestamp","type":"uint256"},{"internalType":"uint256","name":"amount","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":"claimWithNft","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"claimWithToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"earned","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":"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":[],"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":"renounceOwnership","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":"contract IERC721","name":"_address","type":"address"}],"name":"setDonaNft","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"}]

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