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 ^0.8.19;

import "@openzeppelin/contracts/token/ERC721/IERC721.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol";
import "@openzeppelin/contracts/utils/Context.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

contract Soulbound is Context, Ownable, ERC165, IERC721, IERC721Metadata {

    error DisabledForSoulbound();
    error OnePerAddress();
    error OnlyUkraines();
    error MintNotOpen();
    
    using Address for address;
    using Strings for uint256;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping owner address to whether or not token has been minted
    mapping(address => bool) private _bound;

    bool public mintOpen = false;

    address public UKRAINES;

    string private _metadataURI;

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

    function toggleMintOpen() public onlyOwner {
        mintOpen = !mintOpen;
    }

    function setUkraines(address addr) public onlyOwner {
        UKRAINES = addr;
    }

    function setMetadataURI(string memory metadataURI) public onlyOwner {
        _metadataURI = metadataURI;
    }

    function redeem(address addr) public {
        if (_msgSender() != UKRAINES) {
            revert OnlyUkraines();
        }
        _bound[_msgSender()] = false;
        emit Transfer(addr, address(0), address_to_int(addr));
    }

    function mint() external payable {
        if (_bound[_msgSender()]){
            revert OnePerAddress();
        }
        if (!mintOpen) {
            revert MintNotOpen();
        }
        _bound[_msgSender()] = true;
        emit Transfer(address(0), _msgSender(), address_to_int(_msgSender()));
    }

    function bound(address addr) public view returns (bool) {
        return _bound[addr];
    }

    /**
     * @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) {
        return bool_to_int(_bound[owner]);
    }

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

    /**
     * @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) public view virtual override returns (string memory) {
        return _metadataURI;
    }

    /**
     * @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, uint256) public virtual override {
        revert DisabledForSoulbound();
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256) public view virtual override returns (address) {
        return address(0);
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address, bool) public virtual override {
        revert DisabledForSoulbound();
    }

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(address, address, uint256) public virtual override {
        //solhint-disable-next-line max-line-length
        revert DisabledForSoulbound();
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address, address, uint256) public virtual override {
        revert DisabledForSoulbound();
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address, address, uint256, bytes memory) public virtual override {
        revert DisabledForSoulbound();
    }

    /**
     * @dev Return integer from address - used for knowing which tokenID is owned by a particular address.
     */
    function address_to_int(address a) internal pure returns (uint256) {
        return uint256(uint160(a));
    }

    /**
     * @dev Return address from integer - used for knowing which address owns a particular tokenId.
     */
    function int_to_address(uint256 i) internal pure returns (address) {
        return address(uint160(i));
    }

    function bool_to_int(bool x) internal pure returns (uint r) {
        assembly { r := x }
    }
}

// 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 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 (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _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) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
            }
            while (true) {
                ptr--;
                /// @solidity memory-safe-assembly
                assembly {
                    mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
                }
                value /= 10;
                if (value == 0) break;
            }
            return buffer;
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        unchecked {
            return toHexString(value, Math.log256(value) + 1);
        }
    }

    /**
     * @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] = _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 v4.8.0) (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 functionCallWithValue(target, data, 0, "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");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or 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 {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // 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 (utils/Context.sol)

pragma solidity ^0.8.0;

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 v4.8.0) (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: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * 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);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1);

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator,
        Rounding rounding
    ) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10**64) {
                value /= 10**64;
                result += 64;
            }
            if (value >= 10**32) {
                value /= 10**32;
                result += 32;
            }
            if (value >= 10**16) {
                value /= 10**16;
                result += 16;
            }
            if (value >= 10**8) {
                value /= 10**8;
                result += 8;
            }
            if (value >= 10**4) {
                value /= 10**4;
                result += 4;
            }
            if (value >= 10**2) {
                value /= 10**2;
                result += 2;
            }
            if (value >= 10**1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
        }
    }
}

{
  "optimizer": {
    "enabled": true,
    "runs": 2000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"string","name":"name_","type":"string"},{"internalType":"string","name":"symbol_","type":"string"},{"internalType":"string","name":"metadataURI","type":"string"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"DisabledForSoulbound","type":"error"},{"inputs":[],"name":"MintNotOpen","type":"error"},{"inputs":[],"name":"OnePerAddress","type":"error"},{"inputs":[],"name":"OnlyUkraines","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":[],"name":"UKRAINES","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","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":"address","name":"addr","type":"address"}],"name":"bound","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintOpen","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":[{"internalType":"address","name":"addr","type":"address"}],"name":"redeem","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"bool","name":"","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"metadataURI","type":"string"}],"name":"setMetadataURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"addr","type":"address"}],"name":"setUkraines","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":[],"name":"toggleMintOpen","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","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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

000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000012556b7261696e6573204c616e642056697361000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000084c414e44564953410000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000042697066733a2f2f6261666b726569616733773474616a706a737475356f6632333779776c6167736169356d676d726c66376b626e7236746b74346e726b656e693275000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : name_ (string): Ukraines Land Visa
Arg [1] : symbol_ (string): LANDVISA
Arg [2] : metadataURI (string): ipfs://bafkreiag3w4tajpjstu5of237ywlagsai5mgmrlf7kbnr6tkt4nrkeni2u

-----Encoded View---------------
11 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000012
Arg [4] : 556b7261696e6573204c616e6420566973610000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [6] : 4c414e4456495341000000000000000000000000000000000000000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000042
Arg [8] : 697066733a2f2f6261666b726569616733773474616a706a737475356f663233
Arg [9] : 3779776c6167736169356d676d726c66376b626e7236746b74346e726b656e69
Arg [10] : 3275000000000000000000000000000000000000000000000000000000000000