Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 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 {
        _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 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

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

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

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

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

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

        _;

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/ERC721.sol)

pragma solidity ^0.8.0;

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

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

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

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

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

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

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

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

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

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

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

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

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

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

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

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

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

        _approve(to, tokenId);
    }

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

        return _tokenApprovals[tokenId];
    }

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

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: 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);

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

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

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

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

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

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

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

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

        _beforeTokenTransfer(from, to, tokenId);

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

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

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId);
    }

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

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

    /**
     * @dev 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 {}

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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);
}

// 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 v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

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

        return account.code.length > 0;
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

                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 (utils/Strings.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/cryptography/MerkleProof.sol)

pragma solidity ^0.8.0;

/**
 * @dev These functions deal with verification of Merkle Trees proofs.
 *
 * The proofs can be generated using the JavaScript library
 * https://github.com/miguelmota/merkletreejs[merkletreejs].
 * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled.
 *
 * See `test/utils/cryptography/MerkleProof.test.js` for some examples.
 */
library MerkleProof {
    /**
     * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree
     * defined by `root`. For this, a `proof` must be provided, containing
     * sibling hashes on the branch from the leaf to the root of the tree. Each
     * pair of leaves and each pair of pre-images are assumed to be sorted.
     */
    function verify(
        bytes32[] memory proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProof(proof, leaf) == root;
    }

    /**
     * @dev Returns the rebuilt hash obtained by traversing a Merklee tree up
     * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt
     * hash matches the root of the tree. When processing the proof, the pairs
     * of leafs & pre-images are assumed to be sorted.
     *
     * _Available since v4.4._
     */
    function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            bytes32 proofElement = proof[i];
            if (computedHash <= proofElement) {
                // Hash(current computed hash + current element of the proof)
                computedHash = _efficientHash(computedHash, proofElement);
            } else {
                // Hash(current element of the proof + current computed hash)
                computedHash = _efficientHash(proofElement, computedHash);
            }
        }
        return computedHash;
    }

    function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
        assembly {
            mstore(0x00, a)
            mstore(0x20, b)
            value := keccak256(0x00, 0x40)
        }
    }
}

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

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

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

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "erc721a/contracts/ERC721A.sol";
import "erc721a/contracts/extensions/ERC721AOwnersExplicit.sol";

contract RhapsodyCreatorClaim is ERC721A, ERC721AOwnersExplicit, Ownable, ReentrancyGuard {
    /// ============ Libraries ============

    /// @notice safe math for arithmetic operations
    using SafeMath for uint256;

    /// ============ Events ============

    event Created(address indexed to, uint256 invocations);

    /// ============ Immutable storage ============

    /// @notice total number of tokens in the collection
    uint256 internal immutable collectionSize;

    // ============ Mutable storage ============

    /// @notice ERC721-claim inclusion root
    bytes32 public claimMerkleRoot;

    /// @notice time the public starts
    uint256 public claimTime;

    // ============ Private storage ============

    string private _baseTokenURI;

    /// ============= Constructor =============

    /// @notice Creates a new Creator contract
    /// @param _collectionSize the total size of the collection
    constructor(
        string memory _name,
        string memory _symbol,
        uint256 _collectionSize
    ) ERC721A(_name, _symbol) {
        require(_collectionSize > 0, "RhapsodyCreatorGenerative/invalid-collection-size");
        collectionSize = _collectionSize;
    }

    /// =========== Sale ===========

    /// @notice Allows claim of tokens if address is part of merkle tree
    /// @param invocations number of tokens to mint
    /// @param proof merkle proof to prove address and token mint count are in tree
    /// @dev user must mint max invocations
    function claimMint(uint256 invocations, bytes32[] calldata proof)
        external
        nonReentrant
        isMintLive(claimTime)
        isMintValid(invocations, invocations)
        isMintProofValid(invocations, msg.sender, proof, claimMerkleRoot)
    {
        _mintMany(msg.sender, invocations);
    }

    /// @notice mint tokens in batches
    /// @param to address to mint to
    /// @param invocations number of tokens to mint
    function _mintMany(address to, uint256 invocations) internal {
        _safeMint(to, invocations);
        emit Created(msg.sender, invocations);
    }

    /// @notice Set the time for the mint
    /// @param _claimTime time the claim starts
    /// @dev this function can serve as an "active" and "non-active" sale status
    /// @dev set the values to uint256(-1) for "non-active" sale status
    /// @dev also, pass contract ownership to address(0) to close sale forever
    function setMintTime(uint256 _claimTime) public onlyOwner {
        claimTime = _claimTime;
    }

    /// @notice ensures that minters need valid invocations + value to mint
    modifier isMintValid(uint256 invocations, uint256 maxInvocation) {
        require(tx.origin == msg.sender, "RhapsodyCreatorGenerative/invalid-mint-caller");
        require(totalSupply().add(invocations) <= collectionSize, "RhapsodyCreatorGenerative/invalid-total-supply");
        require(
            _mintOf(msg.sender).add(invocations) <= maxInvocation,
            "RhapsodyCreatorGenerative/invalid-invocation-upper-boundary"
        );
        require(invocations > 0, "RhapsodyCreatorGenerative/invalid-invocation-lower-boundary");
        _;
    }

    /// @notice used to check the time of mint of presale and public
    /// @dev only publicTime/presaleTime variable is used here; see publicMint/presaleMint function
    /// @dev time > 0 is optimization when the sale is not live; r.e  mint "not-active" mode
    modifier isMintLive(uint256 time) {
        require(time > 0 && block.timestamp > time, "RhapsodyCreatorGenerative/invalid-mint-time");
        _;
    }

    modifier isMintProofValid(
        uint256 invocations,
        address prover,
        bytes32[] calldata proof,
        bytes32 merkleRoot
    ) {
        require(
            MerkleProof.verify(proof, merkleRoot, keccak256(abi.encodePacked(prover, invocations))),
            "RhapsodyCreatorGenerative/invalid-address-proof"
        );
        _;
    }

    /// @notice force override the merkle root used in presale mint
    /// @param _claimMerkleRoot root of the merklelized claimlist
    function setClaimMerkleRoot(bytes32 _claimMerkleRoot) public onlyOwner {
        claimMerkleRoot = _claimMerkleRoot;
    }

    /// =========== Metadata ===========

    /// @notice set the new baseURI to change the tokens metadata
    function setBaseURI(string calldata newBaseURI) external onlyOwner {
        _baseTokenURI = newBaseURI;
    }

    /// @notice core metadata baseURI used for tokens metadata
    function _baseURI() internal view virtual override returns (string memory) {
        return _baseTokenURI;
    }

    /// @notice core metadata baseURI used for tokens metadata
    function baseURI() public view returns (string memory) {
        return _baseURI();
    }

    /// =========== Dev ===========

    /// @notice withdraws the ether in the contract to owner
    function withdrawMoney() external onlyOwner nonReentrant {
        (bool success, ) = msg.sender.call{ value: address(this).balance }("");
        require(success, "RhapsodyCreatorGenerative/invalid-withdraw-money");
    }

    /// @notice returns the current block timestamp
    /// @dev this function is overriden in testing for time-dependent testing
    function _currentTime() internal view virtual returns (uint256) {
        return block.timestamp;
    }

    /// @notice sets the owners quantity explicity
    /// @dev eliminate loops in future calls of ownerOf()
    function setOwnersExplicit(uint256 quantity) external onlyOwner nonReentrant {
        _setOwnersExplicit(quantity);
    }

    /// =========== Helpers ===========

    /// @notice internally returns the number of mints of an address
    function _mintOf(address _owner) internal view returns (uint256) {
        return _numberMinted(_owner);
    }

    /// @notice returns the number of mints of an address
    function mintOf(address _owner) public view returns (uint256) {
        return _mintOf(_owner);
    }
}

// SPDX-License-Identifier: MIT
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '@openzeppelin/contracts/token/ERC721/IERC721.sol';
import '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol';
import '@openzeppelin/contracts/utils/Address.sol';
import '@openzeppelin/contracts/utils/Context.sol';
import '@openzeppelin/contracts/utils/Strings.sol';
import '@openzeppelin/contracts/utils/introspection/ERC165.sol';

error ApprovalCallerNotOwnerNorApproved();
error ApprovalQueryForNonexistentToken();
error ApproveToCaller();
error ApprovalToCurrentOwner();
error BalanceQueryForZeroAddress();
error MintToZeroAddress();
error MintZeroQuantity();
error OwnerQueryForNonexistentToken();
error TransferCallerNotOwnerNorApproved();
error TransferFromIncorrectOwner();
error TransferToNonERC721ReceiverImplementer();
error TransferToZeroAddress();
error URIQueryForNonexistentToken();

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension. Built to optimize for lower gas during batch mints.
 *
 * Assumes serials are sequentially minted starting at _startTokenId() (defaults to 0, e.g. 0, 1, 2, 3..).
 *
 * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 *
 * Assumes that the maximum token id cannot exceed 2**256 - 1 (max value of uint256).
 */
contract ERC721A is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Compiler will pack this into a single 256bit word.
    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Keeps track of the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
    }

    // Compiler will pack this into a single 256bit word.
    struct AddressData {
        // Realistically, 2**64-1 is more than enough.
        uint64 balance;
        // Keeps track of mint count with minimal overhead for tokenomics.
        uint64 numberMinted;
        // Keeps track of burn count with minimal overhead for tokenomics.
        uint64 numberBurned;
        // For miscellaneous variable(s) pertaining to the address
        // (e.g. number of whitelist mint slots used).
        // If there are multiple variables, please pack them into a uint64.
        uint64 aux;
    }

    // The tokenId of the next token to be minted.
    uint256 internal _currentIndex;

    // The number of tokens burned.
    uint256 internal _burnCounter;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to ownership details
    // An empty struct value does not necessarily mean the token is unowned. See _ownershipOf implementation for details.
    mapping(uint256 => TokenOwnership) internal _ownerships;

    // Mapping owner address to address data
    mapping(address => AddressData) private _addressData;

    // 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;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _currentIndex = _startTokenId();
    }

    /**
     * To change the starting tokenId, please override this function.
     */
    function _startTokenId() internal view virtual returns (uint256) {
        return 0;
    }

    /**
     * @dev Burned tokens are calculated here, use _totalMinted() if you want to count just minted tokens.
     */
    function totalSupply() public view returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than _currentIndex - _startTokenId() times
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

    /**
     * Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view returns (uint256) {
        // Counter underflow is impossible as _currentIndex does not decrement,
        // and it is initialized to _startTokenId()
        unchecked {
            return _currentIndex - _startTokenId();
        }
    }

    /**
     * @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 override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return uint256(_addressData[owner].balance);
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        return uint256(_addressData[owner].numberMinted);
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        return uint256(_addressData[owner].numberBurned);
    }

    /**
     * Returns the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        return _addressData[owner].aux;
    }

    /**
     * Sets the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal {
        _addressData[owner].aux = aux;
    }

    /**
     * Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around in the collection over time.
     */
    function _ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
        uint256 curr = tokenId;

        unchecked {
            if (_startTokenId() <= curr && curr < _currentIndex) {
                TokenOwnership memory ownership = _ownerships[curr];
                if (!ownership.burned) {
                    if (ownership.addr != address(0)) {
                        return ownership;
                    }
                    // Invariant:
                    // There will always be an ownership that has an address and is not burned
                    // before an ownership that does not have an address and is not burned.
                    // Hence, curr will not underflow.
                    while (true) {
                        curr--;
                        ownership = _ownerships[curr];
                        if (ownership.addr != address(0)) {
                            return ownership;
                        }
                    }
                }
            }
        }
        revert OwnerQueryForNonexistentToken();
    }

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

    /**
     * @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) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

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

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

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public override {
        address owner = ERC721A.ownerOf(tokenId);
        if (to == owner) revert ApprovalToCurrentOwner();

        if (_msgSender() != owner && !isApprovedForAll(owner, _msgSender())) {
            revert ApprovalCallerNotOwnerNorApproved();
        }

        _approve(to, tokenId, owner);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId];
    }

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

        _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 {
        _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 {
        _transfer(from, to, tokenId);
        if (to.isContract() && !_checkContractOnERC721Received(from, to, tokenId, _data)) {
            revert TransferToNonERC721ReceiverImplementer();
        }
    }

    /**
     * @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`),
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return _startTokenId() <= tokenId && tokenId < _currentIndex && !_ownerships[tokenId].burned;
    }

    function _safeMint(address to, uint256 quantity) internal {
        _safeMint(to, quantity, '');
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal {
        _mint(to, quantity, _data, true);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _mint(
        address to,
        uint256 quantity,
        bytes memory _data,
        bool safe
    ) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 1.8e19 (2**64) - 1
        // updatedIndex overflows if _currentIndex + quantity > 1.2e77 (2**256) - 1
        unchecked {
            _addressData[to].balance += uint64(quantity);
            _addressData[to].numberMinted += uint64(quantity);

            _ownerships[startTokenId].addr = to;
            _ownerships[startTokenId].startTimestamp = uint64(block.timestamp);

            uint256 updatedIndex = startTokenId;
            uint256 end = updatedIndex + quantity;

            if (safe && to.isContract()) {
                do {
                    emit Transfer(address(0), to, updatedIndex);
                    if (!_checkContractOnERC721Received(address(0), to, updatedIndex++, _data)) {
                        revert TransferToNonERC721ReceiverImplementer();
                    }
                } while (updatedIndex != end);
                // Reentrancy protection
                if (_currentIndex != startTokenId) revert();
            } else {
                do {
                    emit Transfer(address(0), to, updatedIndex++);
                } while (updatedIndex != end);
            }
            _currentIndex = updatedIndex;
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * 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
    ) private {
        TokenOwnership memory prevOwnership = _ownershipOf(tokenId);

        if (prevOwnership.addr != from) revert TransferFromIncorrectOwner();

        bool isApprovedOrOwner = (_msgSender() == from ||
            isApprovedForAll(from, _msgSender()) ||
            getApproved(tokenId) == _msgSender());

        if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

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

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
        unchecked {
            _addressData[from].balance -= 1;
            _addressData[to].balance += 1;

            TokenOwnership storage currSlot = _ownerships[tokenId];
            currSlot.addr = to;
            currSlot.startTimestamp = uint64(block.timestamp);

            // If the ownership slot of tokenId+1 is not explicitly set, that means the transfer initiator owns it.
            // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
            uint256 nextTokenId = tokenId + 1;
            TokenOwnership storage nextSlot = _ownerships[nextTokenId];
            if (nextSlot.addr == address(0)) {
                // This will suffice for checking _exists(nextTokenId),
                // as a burned slot cannot contain the zero address.
                if (nextTokenId != _currentIndex) {
                    nextSlot.addr = from;
                    nextSlot.startTimestamp = prevOwnership.startTimestamp;
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev This is equivalent to _burn(tokenId, false)
     */
    function _burn(uint256 tokenId) internal virtual {
        _burn(tokenId, false);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId, bool approvalCheck) internal virtual {
        TokenOwnership memory prevOwnership = _ownershipOf(tokenId);

        address from = prevOwnership.addr;

        if (approvalCheck) {
            bool isApprovedOrOwner = (_msgSender() == from ||
                isApprovedForAll(from, _msgSender()) ||
                getApproved(tokenId) == _msgSender());

            if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        }

        _beforeTokenTransfers(from, address(0), tokenId, 1);

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

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**256.
        unchecked {
            AddressData storage addressData = _addressData[from];
            addressData.balance -= 1;
            addressData.numberBurned += 1;

            // Keep track of who burned the token, and the timestamp of burning.
            TokenOwnership storage currSlot = _ownerships[tokenId];
            currSlot.addr = from;
            currSlot.startTimestamp = uint64(block.timestamp);
            currSlot.burned = true;

            // If the ownership slot of tokenId+1 is not explicitly set, that means the burn initiator owns it.
            // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
            uint256 nextTokenId = tokenId + 1;
            TokenOwnership storage nextSlot = _ownerships[nextTokenId];
            if (nextSlot.addr == address(0)) {
                // This will suffice for checking _exists(nextTokenId),
                // as a burned slot cannot contain the zero address.
                if (nextTokenId != _currentIndex) {
                    nextSlot.addr = from;
                    nextSlot.startTimestamp = prevOwnership.startTimestamp;
                }
            }
        }

        emit Transfer(from, address(0), tokenId);
        _afterTokenTransfers(from, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked {
            _burnCounter++;
        }
    }

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

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target 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 _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
            return retval == IERC721Receiver(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * 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, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token ids have been transferred. This includes
     * minting.
     * And also called after one token has been burned.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}
}

// SPDX-License-Identifier: MIT
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '../ERC721A.sol';

error AllOwnershipsHaveBeenSet();
error QuantityMustBeNonZero();
error NoTokensMintedYet();

abstract contract ERC721AOwnersExplicit is ERC721A {
    uint256 public nextOwnerToExplicitlySet;

    /**
     * @dev Explicitly set `owners` to eliminate loops in future calls of ownerOf().
     */
    function _setOwnersExplicit(uint256 quantity) internal {
        if (quantity == 0) revert QuantityMustBeNonZero();
        if (_currentIndex == _startTokenId()) revert NoTokensMintedYet();
        uint256 _nextOwnerToExplicitlySet = nextOwnerToExplicitlySet;
        if (_nextOwnerToExplicitlySet == 0) {
            _nextOwnerToExplicitlySet = _startTokenId();
        }
        if (_nextOwnerToExplicitlySet >= _currentIndex) revert AllOwnershipsHaveBeenSet();

        // Index underflow is impossible.
        // Counter or index overflow is incredibly unrealistic.
        unchecked {
            uint256 endIndex = _nextOwnerToExplicitlySet + quantity - 1;

            // Set the end index to be the last token index
            if (endIndex + 1 > _currentIndex) {
                endIndex = _currentIndex - 1;
            }

            for (uint256 i = _nextOwnerToExplicitlySet; i <= endIndex; i++) {
                if (_ownerships[i].addr == address(0) && !_ownerships[i].burned) {
                    TokenOwnership memory ownership = _ownershipOf(i);
                    _ownerships[i].addr = ownership.addr;
                    _ownerships[i].startTimestamp = ownership.startTimestamp;
                }
            }

            nextOwnerToExplicitlySet = endIndex + 1;
        }
    }
}

{
  "evmVersion": "istanbul",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": [],
  "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":"uint256","name":"_collectionSize","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"AllOwnershipsHaveBeenSet","type":"error"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"NoTokensMintedYet","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"QuantityMustBeNonZero","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","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":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"invocations","type":"uint256"}],"name":"Created","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimMerkleRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"invocations","type":"uint256"},{"internalType":"bytes32[]","name":"proof","type":"bytes32[]"}],"name":"claimMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"claimTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"mintOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"nextOwnerToExplicitlySet","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"newBaseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_claimMerkleRoot","type":"bytes32"}],"name":"setClaimMerkleRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_claimTime","type":"uint256"}],"name":"setMintTime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"quantity","type":"uint256"}],"name":"setOwnersExplicit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawMoney","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000bb80000000000000000000000000000000000000000000000000000000000000020504d4320782048656c6c6368656d7920536b656c7465726d7920436f6c6c6162000000000000000000000000000000000000000000000000000000000000000d504d432d48532d434f4c4c414200000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _name (string): PMC x Hellchemy Skeltermy Collab
Arg [1] : _symbol (string): PMC-HS-COLLAB
Arg [2] : _collectionSize (uint256): 3000

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000bb8
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000020
Arg [4] : 504d4320782048656c6c6368656d7920536b656c7465726d7920436f6c6c6162
Arg [5] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [6] : 504d432d48532d434f4c4c414200000000000000000000000000000000000000