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 ^0.8.4;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

contract MetroGradStaked is ERC721, Ownable {
    error NotAuthorized();

    string private _baseTokenURI =
        "ipfs://QmX7LbjRfj82u8e7MPgcgcxzfX6PaRE6Tg28DjvEXZoY8A/";

    mapping(address => bool) controllers;

    constructor() ERC721("Staked MetroGrad Gen.1", "Staked Survivor") {
    }

    function mint(address to, uint256 tokenId) public callerIsController{
        _safeMint(to, tokenId);
    }

    modifier callerIsController() {
        if (!controllers[msg.sender]) revert NotAuthorized();
        _;
    }

    function addController(address controller) external onlyOwner {
        controllers[controller] = true;
    }

    function removeController(address controller) external onlyOwner {
        controllers[controller] = false;
    }

    function batchMint(address to, uint256[] memory tokenIds)
        external
        callerIsController
    {
        for (uint256 i = 0; i < tokenIds.length; i++) {
            mint(to, tokenIds[i]);
        }
    }

    function burn(uint256 tokenId) public callerIsController {
        _burn(tokenId);
    }

    function batchBurn(uint256[] memory tokenIds) external callerIsController {
        for (uint256 i = 0; i < tokenIds.length; i++) {
            burn(tokenIds[i]);
        }
    }

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

    // ADMIN FUNCTIONS
    function setBaseURI(string calldata baseURI) external onlyOwner {
        _baseTokenURI = baseURI;
    }

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

    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual override {
        require(
            controllers[msg.sender],
            "Staked Survivor can not be transferred!"
        );
    }
}

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

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

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

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

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

pragma solidity ^0.8.0;

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

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

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

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

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

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

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

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

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

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: address zero is not a valid owner");
        return _balances[owner];
    }

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

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

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        _requireMinted(tokenId);

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

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

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

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

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        _requireMinted(tokenId);

        return _tokenApprovals[tokenId];
    }

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

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

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

        _transfer(from, to, tokenId);
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        _beforeTokenTransfer(from, to, tokenId);

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

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

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId);
    }

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

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

    /**
     * @dev Reverts if the `tokenId` has not been minted yet.
     */
    function _requireMinted(uint256 tokenId) internal view virtual {
        require(_exists(tokenId), "ERC721: invalid token ID");
    }

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

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

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

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

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

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

pragma solidity ^0.8.0;

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

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

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

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

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

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly
                /// @solidity memory-safe-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

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

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"NotAuthorized","type":"error"},{"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":"controller","type":"address"}],"name":"addController","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"batchBurn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256[]","name":"tokenIds","type":"uint256[]"}],"name":"batchMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"controller","type":"address"}],"name":"removeController","outputs":[],"stateMutability":"nonpayable","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":"string","name":"baseURI","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":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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