Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/Counters.sol";

import "./ERC721Tradable.sol";


/**
 * @title ARA NFTs
 * Base contract to create and distribute rewards to the ARA community
 */
contract ARA is ERC721Tradable {
    using Address for address;
    using Counters for Counters.Counter;

    // ============================== Variables ===================================
    address ownerAddress;

    // Count of tokenID
    Counters.Counter private tokenIdCount;
    Counters.Counter private giveAwayIdCount;

    // Metadata setter and locker
    string private metadataTokenURI;
    uint256 immutable mvpMintStartDate;
    uint256 immutable giveAwayIndexStart;
    uint256 immutable mvpPassword;
    bool private lock;    

    // ============================== Constants ===================================
    /// @notice Price to mint the NFTs
    uint256 public constant price = 1e17;

    /// @notice Max tokens supply for this contract
    uint256 public constant maxSupply = 10000;

    /// @notice Max tokens per transactions
    uint256 public constant maxPerTx = 20;

    /// @notice Max number of tokens available during first round
    uint256 public constant roundOneSupply = 1000;

    /// @notice Max number of tokens available during second round
    uint256 public constant roundTwoSupply = 4000;

    /// @notice Start of the early sale period (in Unix second)    
    uint256 public constant mintStartDate = 1642784400;

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

    /// @notice Constructor of the NFT contract
    /// Takes as argument the OpenSea contract to manage sells
    constructor(address _proxyRegistryAddress, uint256 mvpMintStart, uint256 giveAwayIndex, uint256 mvpPasswordInsert) 
        ERC721Tradable("ApeRacingAcademy", "ARA", _proxyRegistryAddress) {
        
        giveAwayIndexStart = giveAwayIndex;
        giveAwayIdCount._value = giveAwayIndex;
        
        metadataTokenURI = "https://aperacingacademy-metadata.herokuapp.com/metadata/";
        
        mvpMintStartDate = mvpMintStart;
        mvpPassword = mvpPasswordInsert;

        lock = false;        
    }

    // ============================== Functions ===================================

    /// @notice Returns the url of the servor handling token metadata
    /// @dev Can be changed until the boolean `lock` is set to true
    function baseTokenURI() public view override returns (string memory) {
        return metadataTokenURI;
    }

    // ============================== Public functions ===================================

    /// Return the amount of token minted, taking into account for the boost
    /// @param amount of token the msg.sender paid for
    function nitroBoost(uint256 amount) internal view returns (uint256) {
        uint256 globalAmount = amount;
        if (tokenIdCount._value < roundOneSupply) {
            globalAmount = uint256((globalAmount * 150) / 100);
        } else if (tokenIdCount._value < roundTwoSupply) {
            globalAmount = uint256((globalAmount * 125) / 100);
        }

        return globalAmount;
    }

    /// @notice Mints `tokenId` and transfers it to message sender
    /// @param amount Number tokens to mint
    function mint(uint256 amount) external payable {
        require(msg.value >= price * amount, "Incorrect amount sent");
        require(block.timestamp > mintStartDate, "Public Minting not opened yet");
        require(amount <= maxPerTx, "Limit to 20 tokens per transactions");

        uint256 boostedAmount = nitroBoost(amount);
        for (uint256 i = 0; i < boostedAmount; i++) {
            if (tokenIdCount._value < giveAwayIndexStart) {
                tokenIdCount.increment();
                _mint(msg.sender, tokenIdCount.current());
            }
        }
    }


    /// @notice Mints `tokenId` and transfers it to message sender
    /// @param amount Number tokens to mint
    function mvpMint(uint256 password, uint256 amount) external payable {
        require(msg.value >= price * amount, "Incorrect amount sent");
        require(block.timestamp > mvpMintStartDate, "MVP Minting not opened yet");
        require(amount <= maxPerTx, "Limit to 20 tokens per transactions");
        require(password == mvpPassword, "Wrong Password !");
        
        uint256 boostedAmount = nitroBoost(amount);
        for (uint256 i = 0; i < boostedAmount; i++) {
            if (tokenIdCount._value < giveAwayIndexStart) {
                tokenIdCount.increment();
                _mint(msg.sender, tokenIdCount.current());
            }           
        }
    }


    // ============================== Governor ===================================

    /// @notice Change the metadata server endpoint to final ipfs server
    /// @param ipfsTokenURI url pointing to ipfs server
    function serve_IPFS_URI(string memory ipfsTokenURI) external onlyOwner {
        require(!lock, "Metadata has been locked and cannot be changed anymore");
        metadataTokenURI = ipfsTokenURI;
    }

    /// @notice Lock the token URI, no one can change it anymore
    function lock_URI() external onlyOwner {
        lock = true;
    }

    /// @notice Mints several tokens for various addresses.
    /// @param to Array of addresses of token future owners
    function giveAway(address[] memory to) external onlyOwner {
        for (uint256 i = 0; i < to.length; i++) {
            giveAwayIdCount.increment();
            _mint(to[i], giveAwayIdCount.current());
        }
    }   


    /// @notice Recovers any ERC20 token (wETH, USDC) that could accrue on this contract
    /// @param tokenAddress Address of the token to recover
    /// @param to Address to send the ERC20 to
    /// @param amountToRecover Amount of ERC20 to recover
    function withdrawERC20(
        address tokenAddress,
        address to,
        uint256 amountToRecover
    ) external onlyOwner {
        IERC20(tokenAddress).transfer(to, amountToRecover);
    }

    /// @notice Recovers any ETH that could accrue on this contract
    /// @param to Address to send the ETH to
    function withdraw(address payable to) external onlyOwner {
      
        address investor = 0x59f1AFBD895eFF95d0D61824C16287597AF2D0E7;        
        uint256 shareInvestor;
        uint256 threshold = 30 ether;
        if (address(this).balance > threshold){
            shareInvestor = (5 * (address(this).balance - threshold)) / 100;
            payable(investor).transfer(shareInvestor);
        }                
        to.transfer(address(this).balance);
    }

    /// @notice Makes this contract payable
    receive() external payable {}

    // ============================== Internal Functions ===================================

    /// @notice Mints a new token
    /// @param to Address of the future owner of the token
    /// @param tokenId Id of the token to mint
    /// @dev Checks that the totalSupply is respected, that
    function _mint(address to, uint256 tokenId) internal override {
        require(tokenId < maxSupply, "Reached minting limit");
        super._mint(to, tokenId);
    }
}

// SPDX-License-Identifier: MIT

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() {
        _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);
    }
}

// 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);
}

// SPDX-License-Identifier: MIT

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 {
        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 {}
}

// SPDX-License-Identifier: MIT

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

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

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "./IERC721Enumerable.sol";

/**
 * @dev This implements an optional extension of {ERC721} defined in the EIP that adds
 * enumerability of all the token ids in the contract as well as all token ids owned by each
 * account.
 */
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable {
    // Mapping from owner to list of owned token IDs
    mapping(address => mapping(uint256 => uint256)) private _ownedTokens;

    // Mapping from token ID to index of the owner tokens list
    mapping(uint256 => uint256) private _ownedTokensIndex;

    // Array with all token ids, used for enumeration
    uint256[] private _allTokens;

    // Mapping from token id to position in the allTokens array
    mapping(uint256 => uint256) private _allTokensIndex;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {
        return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
        return _ownedTokens[owner][index];
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _allTokens.length;
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds");
        return _allTokens[index];
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual override {
        super._beforeTokenTransfer(from, to, tokenId);

        if (from == address(0)) {
            _addTokenToAllTokensEnumeration(tokenId);
        } else if (from != to) {
            _removeTokenFromOwnerEnumeration(from, tokenId);
        }
        if (to == address(0)) {
            _removeTokenFromAllTokensEnumeration(tokenId);
        } else if (to != from) {
            _addTokenToOwnerEnumeration(to, tokenId);
        }
    }

    /**
     * @dev Private function to add a token to this extension's ownership-tracking data structures.
     * @param to address representing the new owner of the given token ID
     * @param tokenId uint256 ID of the token to be added to the tokens list of the given address
     */
    function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
        uint256 length = ERC721.balanceOf(to);
        _ownedTokens[to][length] = tokenId;
        _ownedTokensIndex[tokenId] = length;
    }

    /**
     * @dev Private function to add a token to this extension's token tracking data structures.
     * @param tokenId uint256 ID of the token to be added to the tokens list
     */
    function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
        _allTokensIndex[tokenId] = _allTokens.length;
        _allTokens.push(tokenId);
    }

    /**
     * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that
     * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for
     * gas optimizations e.g. when performing a transfer operation (avoiding double writes).
     * This has O(1) time complexity, but alters the order of the _ownedTokens array.
     * @param from address representing the previous owner of the given token ID
     * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address
     */
    function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
        // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;
        uint256 tokenIndex = _ownedTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary
        if (tokenIndex != lastTokenIndex) {
            uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];

            _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
            _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index
        }

        // This also deletes the contents at the last position of the array
        delete _ownedTokensIndex[tokenId];
        delete _ownedTokens[from][lastTokenIndex];
    }

    /**
     * @dev Private function to remove a token from this extension's token tracking data structures.
     * This has O(1) time complexity, but alters the order of the _allTokens array.
     * @param tokenId uint256 ID of the token to be removed from the tokens list
     */
    function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
        // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = _allTokens.length - 1;
        uint256 tokenIndex = _allTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so
        // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding
        // an 'if' statement (like in _removeTokenFromOwnerEnumeration)
        uint256 lastTokenId = _allTokens[lastTokenIndex];

        _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
        _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index

        // This also deletes the contents at the last position of the array
        delete _allTokensIndex[tokenId];
        _allTokens.pop();
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {
    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

// SPDX-License-Identifier: MIT

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

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);
            }
        }
    }
}

// SPDX-License-Identifier: MIT

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

pragma solidity ^0.8.0;

/**
 * @title Counters
 * @author Matt Condon (@shrugs)
 * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number
 * of elements in a mapping, issuing ERC721 ids, or counting request ids.
 *
 * Include with `using Counters for Counters.Counter;`
 */
library Counters {
    struct Counter {
        // This variable should never be directly accessed by users of the library: interactions must be restricted to
        // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add
        // this feature: see https://github.com/ethereum/solidity/issues/4637
        uint256 _value; // default: 0
    }

    function current(Counter storage counter) internal view returns (uint256) {
        return counter._value;
    }

    function increment(Counter storage counter) internal {
        unchecked {
            counter._value += 1;
        }
    }

    function decrement(Counter storage counter) internal {
        uint256 value = counter._value;
        require(value > 0, "Counter: decrement overflow");
        unchecked {
            counter._value = value - 1;
        }
    }

    function reset(Counter storage counter) internal {
        counter._value = 0;
    }
}

// SPDX-License-Identifier: MIT

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

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

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

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 no longer needed starting with Solidity 0.8. 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/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

import "./common/meta-transactions/ContextMixin.sol";
import "./common/meta-transactions/NativeMetaTransaction.sol";

contract OwnableDelegateProxy {}

contract ProxyRegistry {
    mapping(address => OwnableDelegateProxy) public proxies;
}

/**
 * @title ERC721Tradable
 * ERC721Tradable - ERC721 contract that whitelists a trading address, and has minting functionality.
 */
abstract contract ERC721Tradable is Ownable, ContextMixin, ERC721Enumerable, NativeMetaTransaction {
    using SafeMath for uint256;

    address proxyRegistryAddress;
    uint256 private _currentTokenId = 0;

    constructor(
        string memory _name,
        string memory _symbol,
        address _proxyRegistryAddress
    ) ERC721(_name, _symbol) {
        proxyRegistryAddress = _proxyRegistryAddress;
        _initializeEIP712(_name);
    }

    function baseTokenURI() public view virtual returns (string memory);

    function tokenURI(uint256 _tokenId) public view override returns (string memory) {
        return string(abi.encodePacked(baseTokenURI(), Strings.toString(_tokenId)));
    }

    /**
     * Override isApprovedForAll to whitelist user's OpenSea proxy accounts to enable gas-less listings.
     */
    function isApprovedForAll(address owner, address operator) public view override returns (bool) {
        // Whitelist OpenSea proxy contract for easy trading.
        ProxyRegistry proxyRegistry = ProxyRegistry(proxyRegistryAddress);
        if (address(proxyRegistry.proxies(owner)) == operator) {
            return true;
        }

        return super.isApprovedForAll(owner, operator);
    }

    /**
     * This is used instead of msg.sender as transactions won't be sent by the original token owner, but by OpenSea.
     */
    function _msgSender() internal view override returns (address sender) {
        return ContextMixin.msgSender();
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

abstract contract ContextMixin {
    function msgSender() internal view returns (address payable sender) {
        if (msg.sender == address(this)) {
            bytes memory array = msg.data;
            uint256 index = msg.data.length;
            assembly {
                // Load the 32 bytes word from memory with the address on the lower 20 bytes, and mask those.
                sender := and(mload(add(array, index)), 0xffffffffffffffffffffffffffffffffffffffff)
            }
        } else {
            sender = payable(msg.sender);
        }
        return sender;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import { Initializable } from "./Initializable.sol";

contract EIP712Base is Initializable {
    struct EIP712Domain {
        string name;
        string version;
        address verifyingContract;
        bytes32 salt;
    }

    string public constant ERC712_VERSION = "1";

    bytes32 internal constant EIP712_DOMAIN_TYPEHASH =
        keccak256(bytes("EIP712Domain(string name,string version,address verifyingContract,bytes32 salt)"));
    bytes32 internal domainSeperator;

    // supposed to be called once while initializing.
    // one of the contracts that inherits this contract follows proxy pattern
    // so it is not possible to do this in a constructor
    function _initializeEIP712(string memory name) internal initializer {
        _setDomainSeperator(name);
    }

    function _setDomainSeperator(string memory name) internal {
        domainSeperator = keccak256(
            abi.encode(
                EIP712_DOMAIN_TYPEHASH,
                keccak256(bytes(name)),
                keccak256(bytes(ERC712_VERSION)),
                address(this),
                bytes32(getChainId())
            )
        );
    }

    function getDomainSeperator() public view returns (bytes32) {
        return domainSeperator;
    }

    function getChainId() public view returns (uint256) {
        uint256 id;
        assembly {
            id := chainid()
        }
        return id;
    }

    /**
     * Accept message hash and returns hash message in EIP712 compatible form
     * So that it can be used to recover signer from signature signed using EIP712 formatted data
     * https://eips.ethereum.org/EIPS/eip-712
     * "\\x19" makes the encoding deterministic
     * "\\x01" is the version byte to make it compatible to EIP-191
     */
    function toTypedMessageHash(bytes32 messageHash) internal view returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", getDomainSeperator(), messageHash));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

contract Initializable {
    bool inited = false;

    modifier initializer() {
        require(!inited, "already inited");
        _;
        inited = true;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import { SafeMath } from "@openzeppelin/contracts/utils/math/SafeMath.sol";
import { EIP712Base } from "./EIP712Base.sol";

contract NativeMetaTransaction is EIP712Base {
    using SafeMath for uint256;
    bytes32 private constant META_TRANSACTION_TYPEHASH =
        keccak256(bytes("MetaTransaction(uint256 nonce,address from,bytes functionSignature)"));
    event MetaTransactionExecuted(address userAddress, address payable relayerAddress, bytes functionSignature);
    mapping(address => uint256) nonces;

    /*
     * Meta transaction structure.
     * No point of including value field here as if user is doing value transfer then he has the funds to pay for gas
     * He should call the desired function directly in that case.
     */
    struct MetaTransaction {
        uint256 nonce;
        address from;
        bytes functionSignature;
    }

    function executeMetaTransaction(
        address userAddress,
        bytes memory functionSignature,
        bytes32 sigR,
        bytes32 sigS,
        uint8 sigV
    ) public payable returns (bytes memory) {
        MetaTransaction memory metaTx = MetaTransaction({
            nonce: nonces[userAddress],
            from: userAddress,
            functionSignature: functionSignature
        });

        require(verify(userAddress, metaTx, sigR, sigS, sigV), "Signer and signature do not match");

        // increase nonce for user (to avoid re-use)
        nonces[userAddress] = nonces[userAddress].add(1);

        emit MetaTransactionExecuted(userAddress, payable(msg.sender), functionSignature);

        // Append userAddress and relayer address at the end to extract it from calling context
        (bool success, bytes memory returnData) = address(this).call(abi.encodePacked(functionSignature, userAddress));
        require(success, "Function call not successful");

        return returnData;
    }

    function hashMetaTransaction(MetaTransaction memory metaTx) internal pure returns (bytes32) {
        return
            keccak256(
                abi.encode(META_TRANSACTION_TYPEHASH, metaTx.nonce, metaTx.from, keccak256(metaTx.functionSignature))
            );
    }

    function getNonce(address user) public view returns (uint256 nonce) {
        nonce = nonces[user];
    }

    function verify(
        address signer,
        MetaTransaction memory metaTx,
        bytes32 sigR,
        bytes32 sigS,
        uint8 sigV
    ) internal view returns (bool) {
        require(signer != address(0), "NativeMetaTransaction: INVALID_SIGNER");
        return signer == ecrecover(toTypedMessageHash(hashMetaTransaction(metaTx)), sigV, sigR, sigS);
    }
}

{
  "evmVersion": "berlin",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 1000000
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_proxyRegistryAddress","type":"address"},{"internalType":"uint256","name":"mvpMintStart","type":"uint256"},{"internalType":"uint256","name":"giveAwayIndex","type":"uint256"},{"internalType":"uint256","name":"mvpPasswordInsert","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"userAddress","type":"address"},{"indexed":false,"internalType":"address payable","name":"relayerAddress","type":"address"},{"indexed":false,"internalType":"bytes","name":"functionSignature","type":"bytes"}],"name":"MetaTransactionExecuted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"ERC712_VERSION","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseTokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"userAddress","type":"address"},{"internalType":"bytes","name":"functionSignature","type":"bytes"},{"internalType":"bytes32","name":"sigR","type":"bytes32"},{"internalType":"bytes32","name":"sigS","type":"bytes32"},{"internalType":"uint8","name":"sigV","type":"uint8"}],"name":"executeMetaTransaction","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getChainId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getDomainSeperator","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"getNonce","outputs":[{"internalType":"uint256","name":"nonce","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"to","type":"address[]"}],"name":"giveAway","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lock_URI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"maxPerTx","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintStartDate","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"password","type":"uint256"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mvpMint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"price","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"roundOneSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"roundTwoSupply","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":"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":"string","name":"ipfsTokenURI","type":"string"}],"name":"serve_IPFS_URI","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":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"to","type":"address"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenAddress","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"amountToRecover","type":"uint256"}],"name":"withdrawERC20","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

000000000000000000000000a5409ec958c83c3f309868babaca7c86dcb077c10000000000000000000000000000000000000000000000000000000061eae4ec000000000000000000000000000000000000000000000000000000000000267a0000000000000000000000000000000000000000000000000000000000000309

-----Decoded View---------------
Arg [0] : _proxyRegistryAddress (address): 0xa5409ec958C83C3f309868babACA7c86DCB077c1
Arg [1] : mvpMintStart (uint256): 1642783980
Arg [2] : giveAwayIndex (uint256): 9850
Arg [3] : mvpPasswordInsert (uint256): 777

-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 000000000000000000000000a5409ec958c83c3f309868babaca7c86dcb077c1
Arg [1] : 0000000000000000000000000000000000000000000000000000000061eae4ec
Arg [2] : 000000000000000000000000000000000000000000000000000000000000267a
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000309