The Wrapped Companions

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}





pragma solidity ^0.8.0;

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

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

    bool private _paused;

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

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

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

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

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

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
       // emit Unpaused(_msgSender());
    }
}
pragma solidity ^0.8.0;

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

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

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

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

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

// File: @openzeppelin/contracts/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;
    }
}

// File: @openzeppelin/contracts/access/Ownable.sol



pragma solidity ^0.8.0;


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

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

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

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

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

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

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

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

// File: @openzeppelin/contracts/utils/Address.sol



pragma solidity ^0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// File: @openzeppelin/contracts/token/ERC721/IERC721Receiver.sol



pragma solidity ^0.8.0;

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

// File: @openzeppelin/contracts/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);
}

// File: @openzeppelin/contracts/utils/introspection/ERC165.sol



pragma solidity ^0.8.0;


/**
 * @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;
    }
}

// File: @openzeppelin/contracts/token/ERC721/IERC721.sol



pragma solidity ^0.8.0;


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

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

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

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

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

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

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

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

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

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

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

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

// File: @openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol



pragma solidity ^0.8.0;


/**
 * @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);
}

// File: contracts/creepies.sol



pragma solidity >=0.8.2;
// to enable certain compiler features

//import '@openzeppelin/contracts/token/ERC721/ERC721.sol';



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;
    
    //Mapping para atribuirle un URI para cada token
    mapping(uint256 => string) internal id_to_URI;

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

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

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

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

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

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

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

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

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

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

        _approve(to, tokenId);
    }

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

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

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

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

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

        _transfer(from, to, tokenId);
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        _beforeTokenTransfer(from, to, tokenId);

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

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

        emit Transfer(from, to, tokenId);
    }

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

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

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}
/**
   __________  __  _______  ___    _   __________  _   __   _       ______  ___    ____  ____  __________     
  / ____/ __ \/  |/  / __ \/   |  / | / /  _/ __ \/ | / /  | |     / / __ \/   |  / __ \/ __ \/ ____/ __ \    
 / /   / / / / /|_/ / /_/ / /| | /  |/ // // / / /  |/ /   | | /| / / /_/ / /| | / /_/ / /_/ / __/ / /_/ /    
/ /___/ /_/ / /  / / ____/ ___ |/ /|  // // /_/ / /|  /    | |/ |/ / _, _/ ___ |/ ____/ ____/ /___/ _, _/     
\____/\____/_/  /_/_/   /_/  |_/_/ |_/___/\____/_/ |_/     |__/|__/_/ |_/_/  |_/_/   /_/   /_____/_/ |_|      
-> This wrapper was deployed to migrate the rugged TC NFT's to a new Contract which the community own
-> The code is a re-purpose of the Pudgey Penguins Wrapper (Thank you guys, you rock!)
-> The goal is to take back the NFT from the founders and make it a community run project!       
-> NFT data is now on Arweave!                                                                                         
-> Dynamic integration with smart contracts for white lists etc
-> DynamicArt integration to future proof te project
-> v1.1 -> Resolved issued with transfer of art

**/
///Interfaces
interface wrapperdb {
    function isBlockedNFT(uint _tokenID) external view returns(bool,uint256);
    function isHolder(address _address) external view returns(bool);
    function getWrappedStatus(address _migrator) external view returns(bool);
    function getFeesStatus(address _migrator) external view returns(uint);
    function getArtStatus(uint _tokenid)external view returns(uint);
    function setUserStatus(address _wrapper,uint _status,bool _haswrapped) external;
    function manageNumHolders(uint _option) external;
    function manageHolderAddresses(bool status,address _holder) external;
    
}
///////Start of contract/////
contract WrappedCompanion is
  ERC721,
  IERC721Receiver,
  Pausable,
  Ownable
{
  event Wrapped(uint256 indexed tokenId);
  event Unwrapped(uint256 indexed tokenId);
  address public originalcompanion = 0x89af532726f48b7E77aE60705E166252e9Dcde15;
  address public dbcontract = 0x55263ef75bC2D973670055aDf627Edd16A2beF59;
  address public currentowner; //used to open methods and restrict via address
  address public upgradecontract; //External smart contract to upgrade artwork
  IERC721 immutable companions;
  uint private fee1 = 10000000000000000; // 0.01ETH
  uint private fee2 = 20000000000000000;// 0.02ETH
  uint public numwraps; //total wraps
  bool public feesenabled = true; //On by default
  bool public wrapenabled;
  bool public dynamicart = true; //Bool to enable dynamic art
  string public defaulturi = "https://arweave.net/ectnU5uY3uA7Wa_zA4ovoCeFNhWSr52Jbs4WMAsB6s4/";
  string private artpath1; //Global path 1
  string private artpath2; //Global path 2
  ////Mappings/////
  mapping(address => bool) internal artapproved; //Whether a holder allowed art mod
  mapping(uint => string) internal artpathfortoken; //Path for individual tokens
  mapping(uint => bool) internal customtoken; //Used to ad a single ad-hoc artwork update
  /////////////////
  /////////////////
  ////Used to get uint256 -> String
  using Strings for uint256;
  constructor()
    ERC721("WrappedCompanion", "wTC")
  {
    companions = IERC721(originalcompanion);
    currentowner = msg.sender;
  }

  function _baseURI() internal pure override returns (string memory) {
      ///Base URI is the location of the JSON files -> WTC is on ArWeave, will get referenced further down with .json
      ///As part of the design of the contracts this Base URI Might need to get updated dynamically///
    return "https://arweave.net/ectnU5uY3uA7Wa_zA4ovoCeFNhWSr52Jbs4WMAsB6s4/";
  }
//////Sets the IPFS/Arweave stores
    function setStringArtPaths(uint _pathno,string memory _path,uint _tokenid,address _holder) external
    {
        require(msg.sender==currentowner||msg.sender==upgradecontract||msg.sender==dbcontract,"Not Auth!");
        
        if (_pathno==0)
        {
            defaulturi = _path;
        }
        if (_pathno==1)
        {
            artpath1 = _path;
        }
         if (_pathno==2)
        {
            artpath2 = _path;
        }
        if (_pathno==3) ////Specify dedicated path for token
        {
            bool temp;
            temp = getArtApproval(_tokenid,_holder);
            require(temp==true,"Not Approved!");
            artpathfortoken[_tokenid] = _path;
            customtoken[_tokenid] = true; //User has unique art
        }
        if (_pathno==4) //resets to default
        {
            customtoken[_tokenid] = false; //Resets user to the global
        }
    }

  function tokenURI(uint256 tokenId)
    public
    view
    override
    returns (string memory)
  {
      string memory tempstring;
      string memory tempstring2;
      if (dynamicart==true)
      {
    ///Updated retrieval to handle future planned upgrades if needed
    uint temp = wrapperdb(dbcontract).getArtStatus(tokenId);
    //Verify if user has unique art
    bool isunique = customtoken[tokenId];
    ///////////////////////////////////////
    if (isunique==true)
    {
    tempstring2 = artpathfortoken[tokenId];
    tempstring = string(abi.encodePacked(tempstring2,tokenId.toString(), ".json"));
    }
    if (isunique==false)
    {
    if(temp==0)
    {
    tempstring = string(abi.encodePacked(defaulturi,tokenId.toString(), ".json"));
    }
    if (temp==1)
    {
    tempstring = string(abi.encodePacked(artpath1,tokenId.toString(), ".json"));
    }
     if (temp==2)
    {
    tempstring = string(abi.encodePacked(artpath2,tokenId.toString(), ".json"));
    }
    }
      }
      if(dynamicart==false)
      {
       tempstring = string(abi.encodePacked(defaulturi,tokenId.toString(), ".json"));   
      }
    return tempstring;
  }
  function pause() public onlyOwner {
    _pause();
  }
  
  function unpause() public onlyOwner {
    _unpause();
  }
  function returnUserFeeStatus(address _wallet) public view returns(uint)
  {
      ////Reference to user database 
      uint _walletstatus;
      _walletstatus = wrapperdb(dbcontract).getFeesStatus(_wallet); //Get fee status 0/1/3
      return _walletstatus;
  }
  
  //function to lock the token for art approvals//
  function approveArtUpdate(bool _yesorno,uint _tokennumber) external{
      require(msg.sender == ownerOf(_tokennumber),"Not Authorized");
      artapproved[msg.sender] = _yesorno;  //Mapping to ensure its not at a global level
  }
   ///Return the value of the approval status for the DB
  function getArtApproval(uint _tokennumber,address _wallet)public view returns(bool)
  {
     address temp = ownerOf(_tokennumber);
     require(temp == _wallet, "ERR(P)");
     bool temp2;
     temp2 = artapproved[temp];
     return temp2;
  }
  //Setup  for various features//
  function setOptions(uint _option,bool _onoroff,uint _value,address _address) external onlyOwner
  {
      if (_option==1)
      {
          feesenabled = _onoroff; //enable /disable fees
      }
      if (_option==2)
      {
          fee1 = _value; //fee for 1 upto 0.02ETH
      }
      if (_option==3)
      {
          fee2 = _value; //fee for 2 NFTS;
      }
      if (_option==4)
      {
          originalcompanion = _address;
      }
      if (_option==5)
      {
          dbcontract = _address;
      }
      if (_option==6)
      {
          wrapenabled = _onoroff;
      }
      if (_option==7)
      {
          dynamicart = _onoroff;
      }
      if (_option==8)
      {
          upgradecontract = _address; //update for Serum?
      }
      if (_option==9)
      {
          currentowner = _address;
      }
      
  }

  /// Wrap the original Companion to get the new wTC, We have added in an additional part to query the users status fees wise///
  function wrap(uint256[] calldata tokenIds_) payable external {
      uint templength = tokenIds_.length; //Temp holder for use further down
      bool _isblocked;
      bool _isholder;
      uint s;
      require(wrapenabled==true,"Wrapping is not enabled!");
      //Get the users status from the DB contract//
      uint _userstatus =  wrapperdb(dbcontract).getFeesStatus(msg.sender); //Will wrap to DB contract later
    require(tokenIds_[0] != 0,"ERR(Q)"); //Ensures 0 is not entered in for Token Number!
    ////Num Tokens = 1////
    if (feesenabled==true) ////This enables us to bypass fees globally if required.
    {
    if(templength == 1)
    { 
        ///If User is new then fee is 0.01ETH
        if (_userstatus==0) //User has never wrapped
        {
        require(msg.value == fee1,"Err(B)");
        //Set the user up for future fees
        wrapperdb(dbcontract).setUserStatus(msg.sender,1,true);
        }
        if (_userstatus==1) //Have wrapped before but not to 0.02ETH
        {
        require(msg.value == fee1,"Err(C)");
        //Set the user up for future fees
        wrapperdb(dbcontract).setUserStatus(msg.sender,2,true);
        }
    
    }
    /////Num Tokens greater than 1
    if(templength > 1)
    { 
        ///If User is new then fee is 0.02ETH
        if (_userstatus==0) //User has never wrapped
        {
        require(msg.value == fee2,"Err(D)");
        //Set the user up for future fees
        wrapperdb(dbcontract).setUserStatus(msg.sender,2,true);
        }
        if (_userstatus==1) //Have wrapped before but not to 0.02ETH
        {
        require(msg.value == fee1,"Err(E)");
        //Set the user up for future fees
        wrapperdb(dbcontract).setUserStatus(msg.sender,2,true);
        }
    }
    }
    for (uint256 i = 0; i < templength; i++) {
      //Add method in to verify banned ID's (Founders)
      (_isblocked,s) = wrapperdb(dbcontract).isBlockedNFT(tokenIds_[i]);
      require(_isblocked!=true,"Banned Token_ID!");
      companions.safeTransferFrom(msg.sender, address(this), tokenIds_[i]);
    }
    //////Adjust the holder value to ensure rewards are split fairly!
    _isholder = wrapperdb(dbcontract).isHolder(msg.sender);
    if (_isholder==false)
    {
        wrapperdb(dbcontract).manageHolderAddresses(true,msg.sender); ///Sets user as a holder!
        wrapperdb(dbcontract).manageNumHolders(2); ///Bump the holder value
        
    }
    numwraps +=1;
  }

  /// Unwrap to get the original back
  function unwrap(uint256[] calldata tokenIds_) external {
      uint _balance;
    for (uint256 i = 0; i < tokenIds_.length; i++) {
      _safeTransfer(msg.sender, address(this), tokenIds_[i], "");
    }
    ////We track the balance of the msg.sender///
    ////If they now own 0 NFT's we remove them as a holder
    _balance = balanceOf(msg.sender);
    if (_balance==0)
    {
        ///They no longer hold,we remove///
         wrapperdb(dbcontract).manageHolderAddresses(false,msg.sender); //Remove user as a holder
         wrapperdb(dbcontract).manageNumHolders(1); ///Dump the holder value
    }
  }

  function _flip(
    address who_,
    bool isWrapping_,
    uint256 tokenId_
  ) private {
    if (isWrapping_) {
      // Mint Wrapped companion of same tokenID if not yet minted, otherwise swap for existing Wrapped companion
      if (_exists(tokenId_) && ownerOf(tokenId_) == address(this)) {
        _safeTransfer(address(this), who_, tokenId_, "");
      } else {
        _safeMint(who_, tokenId_);
      }
      emit Wrapped(tokenId_);
    } else {
      companions.safeTransferFrom(address(this), who_, tokenId_);
      emit Unwrapped(tokenId_);
    }
  }

  // Notice: You must use safeTransferFrom in order to properly wrap/unwrap your companion.
  function onERC721Received(
    address operator_,
    address from_,
    uint256 tokenId_,
    bytes memory data_
  ) external override returns (bytes4) {
    // Only supports callback from the original companions contract and this contract
    require(
      msg.sender == address(companions) || msg.sender == address(this),
      "must be Companion or WrappedCompanion"
    );

    bool isWrapping = msg.sender == address(companions);
    _flip(from_, isWrapping, tokenId_);

    return this.onERC721Received.selector;
  }

  function _beforeTokenTransfer(
    address from,
    address to,
    uint256 tokenId
  ) internal override whenNotPaused {
    super._beforeTokenTransfer(from, to, tokenId);
  }

  fallback() external payable {}

  receive() external payable {}

  function withdrawETH() external onlyOwner {
    (bool success, ) = owner().call{value: address(this).balance}("");
    require(success, "Transfer failed.");
  }

  function withdrawERC20(address token) external onlyOwner {
    bool success = IERC20(token).transfer(
      owner(),
      IERC20(token).balanceOf(address(this))
    );
    require(success, "Transfer failed");
  }

  //Emergency NFT recovery
  function emergencyMintWrapped(uint256 tokenId_) external onlyOwner {
    if (companions.ownerOf(tokenId_) == address(this)) {
      // Contract owns the Companion.
      if (_exists(tokenId_) && ownerOf(tokenId_) == address(this)) {
        // Wrapped Companion is also trapped in contract.
        _safeTransfer(address(this), owner(), tokenId_, "");
        emit Wrapped(tokenId_);
      } else if (!_exists(tokenId_)) {
        // Wrapped Companion hasn't ever been minted.
        _safeMint(owner(), tokenId_);
        emit Wrapped(tokenId_);
      } else {
        revert("Wrapped Companion minted and distributed already");
      }
    } else {
      revert("Companion is not locked in contract");
    }
  }
 
 //Mint the Tokens that Founders of the companions owned
 //Requires any minted tokens to be blocked
 //Mints to another user or the owner
 function mintFoundersBlockedNfts(uint256[] calldata tokenIds_,uint _mintoption,address _to) external onlyOwner
 {
     uint templength = tokenIds_.length;
     for (uint256 i = 0; i < templength; i++) {
      //Add method in to verify banned ID's (Founders)
      (bool _isblocked,uint s) = wrapperdb(dbcontract).isBlockedNFT(tokenIds_[i]);
      require(_isblocked==true,"Not a Banned Token!");
      if (_mintoption==1) //Mint to Owner
      {
          _safeMint(owner(), tokenIds_[i]);
      }
      if (_mintoption==2) //Mint to User
      {
          _safeMint(_to, tokenIds_[i]);
      }
      
    }
 }

}

{
  "compilationTarget": {
    "WrappedCompanion.sol": "WrappedCompanion"
  },
  "evmVersion": "london",
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  "metadata": {
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}