Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

pragma solidity ^0.7.0;

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


contract MadBananaSpecials is ERC721, Ownable {
    
    using SafeMath for uint256;

    bool public saleIsActive = false;
    
    uint256 public baby_offset = 0;
    uint256 public baby_counter = 0;

    uint256 public peeled_offset = 500;
    uint256 public peeled_counter = 0;

    uint256 public golden_offset = 1000;
    uint256 public golden_counter = 0;

    uint256 public custom_offset = 1500;
    uint256 public custom_counter = 0;

    uint256 public extra_offset = 2000;
    uint256 public extra_counter = 0;

    address public extraCollectionContract;

    mapping(address => uint256) balances;
    mapping(address => bool) public rewardTaken;

    constructor() ERC721("Mad Banana Specials", "MBS") { }

    function flipSaleState() public onlyOwner {
        saleIsActive = !saleIsActive;
    }

    function setBalances(address[] memory _addresses, uint256[] memory _balances) public onlyOwner {
        for(uint i = 0; i < _addresses.length;  i++)
            balances[_addresses[i]] = _balances[i];
    }

    function setBaseURI(string memory baseURI) public onlyOwner {
        _setBaseURI(baseURI);
    }

    function setTokenURI(uint256 tokenId, string memory tokenURI) public onlyOwner {
            (tokenId, tokenURI);
    }

    function exists(uint256 tokenId) public view virtual returns (bool) {
        return _exists(tokenId);
    }

    function balanceOfAtSnapshot(address owner) public view virtual returns (uint256){
        require(owner != address(0), "ERC721: balance query for the zero address");

        return balances[owner];
    }

    function mintReward() public {
        require(saleIsActive, "Sale must be active to mint Mad Bananas");
        require(!rewardTaken[msg.sender], "Your reward was already minted");

        if(balances[msg.sender] >= 5){
            _safeMint(msg.sender, baby_offset + baby_counter);
            baby_counter += 1;
        }
        if(balances[msg.sender] >= 10){
            _safeMint(msg.sender, peeled_offset + peeled_counter);
            peeled_counter += 1;
        }
        if(balances[msg.sender] >= 20){
            _safeMint(msg.sender, golden_offset + golden_counter);
            golden_counter += 1;
        }
        if(balances[msg.sender] >= 50){
            _safeMint(msg.sender, custom_offset + custom_counter);
            custom_counter += 1;
        }

        rewardTaken[msg.sender] = true;
    }
    
    function setExtraCollectionContractAddress(address contractAddress) public onlyOwner {
        extraCollectionContract = contractAddress;
    }

    function mintExtraCollection() public {
        require(extraCollectionContract != address(0), "Extra Collection contract address need be set");

        ExtraCollection extraCollection = ExtraCollection(extraCollectionContract);

        require(extraCollection.isEligible(msg.sender), "You're not eligible to mint the extra collection");
        _safeMint(msg.sender, extra_offset + extra_counter);
        extra_counter += 1;
    }

    function burn(uint256 tokenId) public {
        address owner = ownerOf(tokenId);
        require(owner == msg.sender, "You must own the token in order to burn it");
        _burn(tokenId);
    }

}

interface ExtraCollection {
    function isEligible(address sender) external returns (bool);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../../GSN/Context.sol";
import "./IERC721.sol";
import "./IERC721Metadata.sol";
import "./IERC721Enumerable.sol";
import "./IERC721Receiver.sol";
import "../../introspection/ERC165.sol";
import "../../math/SafeMath.sol";
import "../../utils/Address.sol";
import "../../utils/EnumerableSet.sol";
import "../../utils/EnumerableMap.sol";
import "../../utils/Strings.sol";

/**
 * @title ERC721 Non-Fungible Token Standard basic implementation
 * @dev see https://eips.ethereum.org/EIPS/eip-721
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable {
    using SafeMath for uint256;
    using Address for address;
    using EnumerableSet for EnumerableSet.UintSet;
    using EnumerableMap for EnumerableMap.UintToAddressMap;
    using Strings for uint256;

    // Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
    // which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
    bytes4 private constant _ERC721_RECEIVED = 0x150b7a02;

    // Mapping from holder address to their (enumerable) set of owned tokens
    mapping (address => EnumerableSet.UintSet) private _holderTokens;

    // Enumerable mapping from token ids to their owners
    EnumerableMap.UintToAddressMap private _tokenOwners;

    // 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;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Optional mapping for token URIs
    mapping (uint256 => string) private _tokenURIs;

    // Base URI
    string private _baseURI;

    /*
     *     bytes4(keccak256('balanceOf(address)')) == 0x70a08231
     *     bytes4(keccak256('ownerOf(uint256)')) == 0x6352211e
     *     bytes4(keccak256('approve(address,uint256)')) == 0x095ea7b3
     *     bytes4(keccak256('getApproved(uint256)')) == 0x081812fc
     *     bytes4(keccak256('setApprovalForAll(address,bool)')) == 0xa22cb465
     *     bytes4(keccak256('isApprovedForAll(address,address)')) == 0xe985e9c5
     *     bytes4(keccak256('transferFrom(address,address,uint256)')) == 0x23b872dd
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256)')) == 0x42842e0e
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)')) == 0xb88d4fde
     *
     *     => 0x70a08231 ^ 0x6352211e ^ 0x095ea7b3 ^ 0x081812fc ^
     *        0xa22cb465 ^ 0xe985e9c5 ^ 0x23b872dd ^ 0x42842e0e ^ 0xb88d4fde == 0x80ac58cd
     */
    bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd;

    /*
     *     bytes4(keccak256('name()')) == 0x06fdde03
     *     bytes4(keccak256('symbol()')) == 0x95d89b41
     *     bytes4(keccak256('tokenURI(uint256)')) == 0xc87b56dd
     *
     *     => 0x06fdde03 ^ 0x95d89b41 ^ 0xc87b56dd == 0x5b5e139f
     */
    bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x5b5e139f;

    /*
     *     bytes4(keccak256('totalSupply()')) == 0x18160ddd
     *     bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) == 0x2f745c59
     *     bytes4(keccak256('tokenByIndex(uint256)')) == 0x4f6ccce7
     *
     *     => 0x18160ddd ^ 0x2f745c59 ^ 0x4f6ccce7 == 0x780e9d63
     */
    bytes4 private constant _INTERFACE_ID_ERC721_ENUMERABLE = 0x780e9d63;

    /**
     * @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;

        // register the supported interfaces to conform to ERC721 via ERC165
        _registerInterface(_INTERFACE_ID_ERC721);
        _registerInterface(_INTERFACE_ID_ERC721_METADATA);
        _registerInterface(_INTERFACE_ID_ERC721_ENUMERABLE);
    }

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

        return _holderTokens[owner].length();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return _tokenOwners.get(tokenId, "ERC721: owner query for nonexistent token");
    }

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

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

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

        string memory _tokenURI = _tokenURIs[tokenId];

        // If there is no base URI, return the token URI.
        if (bytes(_baseURI).length == 0) {
            return _tokenURI;
        }
        // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked).
        if (bytes(_tokenURI).length > 0) {
            return string(abi.encodePacked(_baseURI, _tokenURI));
        }
        // If there is a baseURI but no tokenURI, concatenate the tokenID to the baseURI.
        return string(abi.encodePacked(_baseURI, tokenId.toString()));
    }

    /**
    * @dev Returns the base URI set via {_setBaseURI}. This will be
    * automatically added as a prefix in {tokenURI} to each token's URI, or
    * to the token ID if no specific URI is set for that token ID.
    */
    function baseURI() public view returns (string memory) {
        return _baseURI;
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256) {
        return _holderTokens[owner].at(index);
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view override returns (uint256) {
        // _tokenOwners are indexed by tokenIds, so .length() returns the number of tokenIds
        return _tokenOwners.length();
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view override returns (uint256) {
        (uint256 tokenId, ) = _tokenOwners.at(index);
        return tokenId;
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = 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 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 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 mecanisms 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 returns (bool) {
        return _tokenOwners.contains(tokenId);
    }

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

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     d*
     * - `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);

        _holderTokens[to].add(tokenId);

        _tokenOwners.set(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 = ownerOf(tokenId);

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

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

        // Clear metadata (if any)
        if (bytes(_tokenURIs[tokenId]).length != 0) {
            delete _tokenURIs[tokenId];
        }

        _holderTokens[owner].remove(tokenId);

        _tokenOwners.remove(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(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);

        _holderTokens[from].remove(tokenId);
        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(from, to, tokenId);
    }

    /**
     * @dev Sets `_tokenURI` as the tokenURI of `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual {
        require(_exists(tokenId), "ERC721Metadata: URI set of nonexistent token");
        _tokenURIs[tokenId] = _tokenURI;
    }

    /**
     * @dev Internal function to set the base URI for all token IDs. It is
     * automatically added as a prefix to the value returned in {tokenURI},
     * or to the token ID if {tokenURI} is empty.
     */
    function _setBaseURI(string memory baseURI_) internal virtual {
        _baseURI = baseURI_;
    }

    /**
     * @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()) {
            return true;
        }
        bytes memory returndata = to.functionCall(abi.encodeWithSelector(
            IERC721Receiver(to).onERC721Received.selector,
            _msgSender(),
            from,
            tokenId,
            _data
        ), "ERC721: transfer to non ERC721Receiver implementer");
        bytes4 retval = abi.decode(returndata, (bytes4));
        return (retval == _ERC721_RECEIVED);
    }

    function _approve(address to, uint256 tokenId) private {
        _tokenApprovals[tokenId] = to;
        emit Approval(ownerOf(tokenId), to, tokenId);
    }

    /**
     * @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 { }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../GSN/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.
 */
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 () {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view 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 {
        emit OwnershipTransferred(_owner, address(0));
        _owner = 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");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/*
 * @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 GSN 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 payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

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

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transfered 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 ^0.7.0;

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 ^0.7.0;

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 ^0.7.0;

/**
 * @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 ^0.7.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts may inherit from this and call {_registerInterface} to declare
 * their support of an interface.
 */
contract ERC165 is IERC165 {
    /*
     * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7
     */
    bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;

    /**
     * @dev Mapping of interface ids to whether or not it's supported.
     */
    mapping(bytes4 => bool) private _supportedInterfaces;

    constructor () {
        // Derived contracts need only register support for their own interfaces,
        // we register support for ERC165 itself here
        _registerInterface(_INTERFACE_ID_ERC165);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     *
     * Time complexity O(1), guaranteed to always use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view override returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

    /**
     * @dev Registers the contract as an implementer of the interface defined by
     * `interfaceId`. Support of the actual ERC165 interface is automatic and
     * registering its interface id is not required.
     *
     * See {IERC165-supportsInterface}.
     *
     * Requirements:
     *
     * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`).
     */
    function _registerInterface(bytes4 interfaceId) internal virtual {
        require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
        _supportedInterfaces[interfaceId] = true;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @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) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @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 sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @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) {
        // 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 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts 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) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts 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) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts 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 mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message 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, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @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) {
        // According to EIP-1052, 0x0 is the value returned for not-yet created accounts
        // and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
        // for accounts without code, i.e. `keccak256('')`
        bytes32 codehash;
        bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
        // solhint-disable-next-line no-inline-assembly
        assembly { codehash := extcodehash(account) }
        return (codehash != accountHash && codehash != 0x0);
    }

    /**
     * @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");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (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");
        return _functionCallWithValue(target, data, value, errorMessage);
    }

    function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
        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

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.0.0, only sets of type `address` (`AddressSet`) and `uint256`
 * (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

    struct Set {
        // Storage of set values
        bytes32[] _values;

        // Position of the value in the `values` array, plus 1 because index 0
        // means a value is not in the set.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function _add(Set storage set, bytes32 value) private returns (bool) {
        if (!_contains(set, value)) {
            set._values.push(value);
            // The value is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            set._indexes[value] = set._values.length;
            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function _remove(Set storage set, bytes32 value) private returns (bool) {
        // We read and store the value's index to prevent multiple reads from the same storage slot
        uint256 valueIndex = set._indexes[value];

        if (valueIndex != 0) { // Equivalent to contains(set, value)
            // To delete an element from the _values array in O(1), we swap the element to delete with the last one in
            // the array, and then remove the last element (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = valueIndex - 1;
            uint256 lastIndex = set._values.length - 1;

            // When the value to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            bytes32 lastvalue = set._values[lastIndex];

            // Move the last value to the index where the value to delete is
            set._values[toDeleteIndex] = lastvalue;
            // Update the index for the moved value
            set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved value was stored
            set._values.pop();

            // Delete the index for the deleted slot
            delete set._indexes[value];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function _contains(Set storage set, bytes32 value) private view returns (bool) {
        return set._indexes[value] != 0;
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function _length(Set storage set) private view returns (uint256) {
        return set._values.length;
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Set storage set, uint256 index) private view returns (bytes32) {
        require(set._values.length > index, "EnumerableSet: index out of bounds");
        return set._values[index];
    }

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value) internal returns (bool) {
        return _add(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value) internal returns (bool) {
        return _remove(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value) internal view returns (bool) {
        return _contains(set._inner, bytes32(uint256(value)));
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(AddressSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(AddressSet storage set, uint256 index) internal view returns (address) {
        return address(uint256(_at(set._inner, index)));
    }


    // UintSet

    struct UintSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(UintSet storage set, uint256 value) internal returns (bool) {
        return _add(set._inner, bytes32(value));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(UintSet storage set, uint256 value) internal returns (bool) {
        return _remove(set._inner, bytes32(value));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(UintSet storage set, uint256 value) internal view returns (bool) {
        return _contains(set._inner, bytes32(value));
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function length(UintSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintSet storage set, uint256 index) internal view returns (uint256) {
        return uint256(_at(set._inner, index));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Library for managing an enumerable variant of Solidity's
 * https://solidity.readthedocs.io/en/latest/types.html#mapping-types[`mapping`]
 * type.
 *
 * Maps have the following properties:
 *
 * - Entries are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Entries are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableMap for EnumerableMap.UintToAddressMap;
 *
 *     // Declare a set state variable
 *     EnumerableMap.UintToAddressMap private myMap;
 * }
 * ```
 *
 * As of v3.0.0, only maps of type `uint256 -> address` (`UintToAddressMap`) are
 * supported.
 */
library EnumerableMap {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Map type with
    // bytes32 keys and values.
    // The Map implementation uses private functions, and user-facing
    // implementations (such as Uint256ToAddressMap) are just wrappers around
    // the underlying Map.
    // This means that we can only create new EnumerableMaps for types that fit
    // in bytes32.

    struct MapEntry {
        bytes32 _key;
        bytes32 _value;
    }

    struct Map {
        // Storage of map keys and values
        MapEntry[] _entries;

        // Position of the entry defined by a key in the `entries` array, plus 1
        // because index 0 means a key is not in the map.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function _set(Map storage map, bytes32 key, bytes32 value) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex == 0) { // Equivalent to !contains(map, key)
            map._entries.push(MapEntry({ _key: key, _value: value }));
            // The entry is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            map._indexes[key] = map._entries.length;
            return true;
        } else {
            map._entries[keyIndex - 1]._value = value;
            return false;
        }
    }

    /**
     * @dev Removes a key-value pair from a map. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function _remove(Map storage map, bytes32 key) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex != 0) { // Equivalent to contains(map, key)
            // To delete a key-value pair from the _entries array in O(1), we swap the entry to delete with the last one
            // in the array, and then remove the last entry (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = keyIndex - 1;
            uint256 lastIndex = map._entries.length - 1;

            // When the entry to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            MapEntry storage lastEntry = map._entries[lastIndex];

            // Move the last entry to the index where the entry to delete is
            map._entries[toDeleteIndex] = lastEntry;
            // Update the index for the moved entry
            map._indexes[lastEntry._key] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved entry was stored
            map._entries.pop();

            // Delete the index for the deleted slot
            delete map._indexes[key];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function _contains(Map storage map, bytes32 key) private view returns (bool) {
        return map._indexes[key] != 0;
    }

    /**
     * @dev Returns the number of key-value pairs in the map. O(1).
     */
    function _length(Map storage map) private view returns (uint256) {
        return map._entries.length;
    }

   /**
    * @dev Returns the key-value pair stored at position `index` in the map. O(1).
    *
    * Note that there are no guarantees on the ordering of entries inside the
    * array, and it may change when more entries are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Map storage map, uint256 index) private view returns (bytes32, bytes32) {
        require(map._entries.length > index, "EnumerableMap: index out of bounds");

        MapEntry storage entry = map._entries[index];
        return (entry._key, entry._value);
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function _get(Map storage map, bytes32 key) private view returns (bytes32) {
        return _get(map, key, "EnumerableMap: nonexistent key");
    }

    /**
     * @dev Same as {_get}, with a custom error message when `key` is not in the map.
     */
    function _get(Map storage map, bytes32 key, string memory errorMessage) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, errorMessage); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    // UintToAddressMap

    struct UintToAddressMap {
        Map _inner;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function set(UintToAddressMap storage map, uint256 key, address value) internal returns (bool) {
        return _set(map._inner, bytes32(key), bytes32(uint256(value)));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function remove(UintToAddressMap storage map, uint256 key) internal returns (bool) {
        return _remove(map._inner, bytes32(key));
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function contains(UintToAddressMap storage map, uint256 key) internal view returns (bool) {
        return _contains(map._inner, bytes32(key));
    }

    /**
     * @dev Returns the number of elements in the map. O(1).
     */
    function length(UintToAddressMap storage map) internal view returns (uint256) {
        return _length(map._inner);
    }

   /**
    * @dev Returns the element stored at position `index` in the set. O(1).
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintToAddressMap storage map, uint256 index) internal view returns (uint256, address) {
        (bytes32 key, bytes32 value) = _at(map._inner, index);
        return (uint256(key), address(uint256(value)));
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function get(UintToAddressMap storage map, uint256 key) internal view returns (address) {
        return address(uint256(_get(map._inner, bytes32(key))));
    }

    /**
     * @dev Same as {get}, with a custom error message when `key` is not in the map.
     */
    function get(UintToAddressMap storage map, uint256 key, string memory errorMessage) internal view returns (address) {
        return address(uint256(_get(map._inner, bytes32(key), errorMessage)));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev String operations.
 */
library Strings {
    /**
     * @dev Converts a `uint256` to its ASCII `string` 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);
        uint256 index = digits - 1;
        temp = value;
        while (temp != 0) {
            buffer[index--] = byte(uint8(48 + temp % 10));
            temp /= 10;
        }
        return string(buffer);
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

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

{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"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":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":[],"name":"baby_counter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baby_offset","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOfAtSnapshot","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"custom_counter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"custom_offset","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"exists","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"extraCollectionContract","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"extra_counter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"extra_offset","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"flipSaleState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"golden_counter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"golden_offset","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[],"name":"mintExtraCollection","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mintReward","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"peeled_counter","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"peeled_offset","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"rewardTaken","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":[],"name":"saleIsActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"_addresses","type":"address[]"},{"internalType":"uint256[]","name":"_balances","type":"uint256[]"}],"name":"setBalances","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"contractAddress","type":"address"}],"name":"setExtraCollectionContractAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"string","name":"tokenURI","type":"string"}],"name":"setTokenURI","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"}]

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