ETH Price: $3,045.64 (+4.47%)

Token

Yakuza Cats Society (YCS)
 

Overview

Max Total Supply

8,929 YCS

Holders

2,729

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Balance
1 YCS
0x8c8b0690e53d72adf8c9f9962700fc8f0c406d2b
Loading...
Loading
Loading...
Loading
Loading...
Loading

OVERVIEW

The Yakuza Cats Society is a unique collection of 8,930 yakuza cats with over 300 traits.

# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
YakuzaCatsSociety

Compiler Version
v0.8.7+commit.e28d00a7

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 15 : YakuzaCatsSociety.sol
// 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/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/structs/EnumerableSet.sol";

contract YakuzaCatsSociety is ERC721Enumerable, ReentrancyGuard, Ownable {
    using Strings for uint256;
    using EnumerableSet for EnumerableSet.AddressSet;

    address public constant KAMI = 0x001094B68DBAD2dce5E72d3F13A4ACE2184AE4B7;
    uint256 public constant PUBLIC_SALE_ENDING_PRICE = 0.0893 ether;
    uint256 public constant MAX_YAKUZA = 8930;

    EnumerableSet.AddressSet private _allowList;
    mapping(address => uint256) private _preSaleCounts;
    string private _metadata;
    bool private _startPreSale = false;
    bool private _startSale = false;

    uint256 private _maxSizeAtOneTime = 5;
    uint256 private _publicSaleStartPrice = 0.893 ether;
    uint256 private _downPriceDuration = 14400;
    uint256 private _publicSaleStartTime;

    constructor() ERC721("Yakuza Cats Society", "YCS") {
    }

    function forAirdrop() public onlyOwner{
        for (uint256 i; i < 30; i++) {
            _safeMint(KAMI, i);
        }
    }

    function migrateForOwners(uint256 startIndex, uint256 endIndex)
        public
        onlyOwner
        nonReentrant
    {
        for (uint256 i = startIndex; i < endIndex; i++) {
            address owner = ERC721Enumerable(0xA17a51C35Ac33D991C1132764E3bAD80Dffb640b).ownerOf(i);
            _safeMint(owner, i);
        }
    }

    function allowList() public view returns (address[] memory) {
        return _allowList.values();
    }

    function addAllowList(address[] memory lists, uint256 limit)
        public
        onlyOwner
    {
        for (uint256 i; i < lists.length; i++) {
            if (!_allowList.contains(lists[i])) {
                _allowList.add(lists[i]);
                _preSaleCounts[lists[i]] = limit;
            }
        }
    }

    function getPreSaleCount(address owner) public view returns (uint256) {
        return _preSaleCounts[owner];
    }

    function setStartPreSale(bool startPreSale_) public onlyOwner {
        _startPreSale = startPreSale_;
    }

    function isStartPreSale() public view returns (bool) {
        return _startPreSale;
    }

    function preSale(uint256 count) public payable nonReentrant {
        uint256 minted = totalSupply();
        require(isStartPreSale(), "pre sale is currently closed");
        require(count <= 2, "can mint up to 2");
        require(_allowList.contains(msg.sender), "you are not on the whitelist");
        require(_preSaleCounts[msg.sender] - count >= 0, "exceeded allowed amount");
        require(msg.value >= preSalePrice() * count, "insufficient ether");
        require(minted + count < MAX_YAKUZA, "total supply is 8930");

        _preSaleCounts[msg.sender] -= count;
        for (uint256 i; i < count; i++) {
            _safeMint(msg.sender, minted + i);
        }

        _distribute();
    }

    function preSalePrice() public pure returns (uint256) {
        return 0.0893 ether;
    }

    function sale(uint256 count) public payable nonReentrant {
        uint256 minted = totalSupply();
        require(isStartSale(), "sale is currently closed");
        require(count <= maxSizeAtOneTime(), "can mint up to maxSizeAtOneTime");
        require(msg.value >= getSalePrice() * count, "insufficient ether");
        require(minted + count < MAX_YAKUZA, "total supply is 8930");

        for (uint256 i; i < count; i++) {
            _safeMint(msg.sender, minted + i);
        }

        require(payable(msg.sender).send(msg.value - getSalePrice() * count));
        _distribute();
    }

    function setStartSale(bool startSale_) public onlyOwner {
        _startSale = startSale_;
        if( startSale_ && _publicSaleStartTime == 0 ){
            _publicSaleStartTime = block.timestamp;
        }
    }

    function isStartSale() public view returns (bool) {
        return _startSale;
    }

    function getSalePrice() public view returns (uint256) {
        if (_startSale && _publicSaleStartTime > 0) {
            if (block.timestamp - _publicSaleStartTime >= _downPriceDuration) {
                return PUBLIC_SALE_ENDING_PRICE;
            } else {
                uint256 price = _publicSaleStartPrice -
                    ((_publicSaleStartPrice - PUBLIC_SALE_ENDING_PRICE) *
                        (block.timestamp - _publicSaleStartTime)) /
                    _downPriceDuration;
                return
                    price <= PUBLIC_SALE_ENDING_PRICE
                        ? PUBLIC_SALE_ENDING_PRICE
                        : price;
            }
        }
        return PUBLIC_SALE_ENDING_PRICE;
    }

    function tokensOfOwner(address owner)
        public
        view
        returns (uint256[] memory)
    {
        uint256 count = balanceOf(owner);
        uint256[] memory ids = new uint256[](count);
        for (uint256 i = 0; i < count; i++) {
            ids[i] = tokenOfOwnerByIndex(owner, i);
        }
        return ids;
    }

    function tokenURI(uint256 tokenId)
        public
        view
        virtual
        override
        returns (string memory)
    {
        require(
            _exists(tokenId),
            "ERC721Metadata: URI query for nonexistent token"
        );
        return
            bytes(_metadata).length > 0
                ? string(abi.encodePacked(_metadata, tokenId.toString()))
                : "ipfs://QmdfVPU3VuPDywcAmUuhwghSS3BrvuL8tqKtc1rTS1c3kg";
    }

    function updateMetadata(string memory metadata) public onlyOwner {
        _metadata = metadata;
    }

    function setMaxSizeAtOneTime(uint256 newMaxSize) public onlyOwner {
        require(0 < newMaxSize && newMaxSize < 6, "");
        _maxSizeAtOneTime = newMaxSize;
    }

    function maxSizeAtOneTime() public view returns (uint256) {
        return _maxSizeAtOneTime;
    }

    function _distribute() internal {
        payable(address(KAMI)).transfer(address(this).balance);
    }

}

File 2 of 15 : Ownable.sol
// 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);
    }
}

File 3 of 15 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

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

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

        _;

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

File 4 of 15 : ERC721.sol
// 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 {}
}

File 5 of 15 : IERC721.sol
// 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;
}

File 6 of 15 : IERC721Receiver.sol
// 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);
}

File 7 of 15 : ERC721Enumerable.sol
// 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();
    }
}

File 8 of 15 : IERC721Enumerable.sol
// 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);
}

File 9 of 15 : IERC721Metadata.sol
// 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);
}

File 10 of 15 : Address.sol
// 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);
            }
        }
    }
}

File 11 of 15 : Context.sol
// 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;
    }
}

File 12 of 15 : Strings.sol
// 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);
    }
}

File 13 of 15 : ERC165.sol
// 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;
    }
}

File 14 of 15 : IERC165.sol
// 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);
}

File 15 of 15 : EnumerableSet.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @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 v3.3.0, sets of type `bytes32` (`Bytes32Set`), `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;

            if (lastIndex != toDeleteIndex) {
                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] = valueIndex; // Replace lastvalue's index to valueIndex
            }

            // 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) {
        return set._values[index];
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function _values(Set storage set) private view returns (bytes32[] memory) {
        return set._values;
    }

    // Bytes32Set

    struct Bytes32Set {
        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(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _add(set._inner, 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(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _remove(set._inner, value);
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
        return _contains(set._inner, value);
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(Bytes32Set 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(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
        return _at(set._inner, index);
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function values(Bytes32Set storage set) internal view returns (bytes32[] memory) {
        return _values(set._inner);
    }

    // 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(uint160(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(uint160(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(uint160(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(uint160(uint256(_at(set._inner, index))));
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function values(AddressSet storage set) internal view returns (address[] memory) {
        bytes32[] memory store = _values(set._inner);
        address[] memory result;

        assembly {
            result := store
        }

        return result;
    }

    // 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));
    }

    /**
     * @dev Return the entire set in an array
     *
     * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed
     * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that
     * this function has an unbounded cost, and using it as part of a state-changing function may render the function
     * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block.
     */
    function values(UintSet storage set) internal view returns (uint256[] memory) {
        bytes32[] memory store = _values(set._inner);
        uint256[] memory result;

        assembly {
            result := store
        }

        return result;
    }
}

Settings
{
  "remappings": [],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "london",
  "libraries": {},
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"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":[],"name":"KAMI","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_YAKUZA","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PUBLIC_SALE_ENDING_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"lists","type":"address[]"},{"internalType":"uint256","name":"limit","type":"uint256"}],"name":"addAllowList","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"allowList","outputs":[{"internalType":"address[]","name":"","type":"address[]"}],"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":"forAirdrop","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":[{"internalType":"address","name":"owner","type":"address"}],"name":"getPreSaleCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getSalePrice","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":"isStartPreSale","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"isStartSale","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSizeAtOneTime","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"startIndex","type":"uint256"},{"internalType":"uint256","name":"endIndex","type":"uint256"}],"name":"migrateForOwners","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":[{"internalType":"uint256","name":"count","type":"uint256"}],"name":"preSale","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"preSalePrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"count","type":"uint256"}],"name":"sale","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMaxSize","type":"uint256"}],"name":"setMaxSizeAtOneTime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"startPreSale_","type":"bool"}],"name":"setStartPreSale","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"startSale_","type":"bool"}],"name":"setStartSale","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":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"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":"string","name":"metadata","type":"string"}],"name":"updateMetadata","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Deployed Bytecode

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

Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.