Token

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../utils/Context.sol";

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev 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;
    }
}

// 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(to).onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert("ERC721: transfer to non ERC721Receiver implementer");
                } else {
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {}
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../ERC721.sol";

/**
 * @dev ERC721 token with storage based token URI management.
 */
abstract contract ERC721URIStorage is ERC721 {
    using Strings for uint256;

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), "ERC721URIStorage: URI query for nonexistent token");

        string memory _tokenURI = _tokenURIs[tokenId];
        string memory base = _baseURI();

        // If there is no base URI, return the token URI.
        if (bytes(base).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(base, _tokenURI));
        }

        return super.tokenURI(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), "ERC721URIStorage: URI set of nonexistent token");
        _tokenURIs[tokenId] = _tokenURI;
    }

    /**
     * @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 override {
        super._burn(tokenId);

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {
    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    function _verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) private pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is no longer needed starting with Solidity 0.8. The compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT

// @title: FLUFs
// @author: The FLUF Masters

//  ..............................................................................  \\
// ................................................................................ \\
// ................((.............................................................. \\
// .................(%/*........................................................... \\
// ..................&&#/**........................................................ \\
// ...................@@&(/**,..................................................... \\
// ....................@@&%(//**................................................... \\
// ....................*@@&%#(////................................................. \\
// .....................@@@&%%#(////............................................... \\
// ......................@@&%%%%#(///.............................................. \\
// ......................@@&&%%%%##(///............................................ \\
// ......................#@@&%%%%%%#((((........................................... \\
// .......................@@&%%%%%%%#((((.........*///////****,.................... \\
// .......................@@@&%%%%%%%#((#.....&%%(((((((((((///*................... \\
// .......................,@@&&%%%%%%####/....@&&%%%%%%%%%%%#((//.................. \\
// ........................%@@&&%%%%%%###/...*@&&%%%%&&&&&&&%#((//................. \\
// ..........................@@@&%%%%###%,...#@&&%%%&@@..@@@@&%#(//................ \\
// ...........................&@@@&%%####....@&&%%%&&......@@@@&%#//*.............. \\
// .............................@@@&%%#((....&&%%%%%..........@@@@&%(/*............ \\
// ...............................&&%%#(////(####((...............@@@@&#(.......... \\
// ............................&%%%%%%%%######%%#(///*............................. \\
// ...........................&&&%%%%%%%%%%%%%%%%%#(((*............................ \\
// ...........................@&&%%%%%%%%%%%%%%%%%%#(((............................ \\
// ..........................&&%%%%%%%%%%%%%%%%%%%%##(//........................... \\
// ........................&%%%%%%%%%%%%%%%%%%%%%%%%##(///......................... \\
// .......................&&&%%%%%%%%%%%%%%%%%%%%%%%%%##((#/....................... \\
// .......................@@@@&&%%%%%%%%%%%%%%%%%%%%%%%&&&&........................ \\
// ..........................@@@@&%%%%%%%%%%%%%%%%%%&&&@........................... \\
// ............................@@@@&&%%%%%%%%%%%&&@@@@............................. \\
// ...............................@@@@@&&%%%&&&@@@................................. \\
// ..................................#@@@@@@@@@.................................... \\
// ................................................................................ \\
// ........ 10101011 10111010 10110011 10110011 11011111 10101011 10110111 ........ \\
// ........ 10111010 11011111 10111001 10110011 10101010 10111001 11011111 ........ \\
// ........ 10110010 10111110 10101100 10101011 10111010 10101101 10101100 ........ \\
// ........ 11011111 10101100 10111100 10101101 10110000 10110000 10111000 ........ \\
// ........ 10111010 11011111 10110001 10111010 10111010 10111011 10101100 ........ \\
// ........ 11011111 10101011 10110000 11011111 10101100 10111010 10101011 ........ \\
// ........ 10101011 10110011 10111010 11011111 10110111 10110110 10101100 ........ \\
// ........ ........ 11011111 10111011 10111010 10111101 10101011 ........ ........ \\
// ........ ........ ........ ........ ........ ........ ........ ........ ........ \\
//  ....... ........ ........ ........ ........ ........ ........ ........ .......  \\

pragma solidity ^0.8.2;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721URIStorage.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";


contract FLUF is ERC721, ERC721Enumerable, ERC721URIStorage, Ownable, ReentrancyGuard {

    using Address for address payable;
    using SafeMath for uint256;

    uint256 public constant MAX_FLUFS = 10000;
    uint256 public constant MAX_PURCHASE = 6;
    uint256 public constant AMOUNT_RESERVED = 120;
    uint256 public constant FLUF_PRICE = 9E16; // 0.09ETH
    uint256 public constant RENAME_PRICE = 9E15; // 0.009ETH


    enum State {
        Setup,
        PreParty,
        Party
    }

    mapping(address => uint256) private _authorised;

    mapping(uint256 => bool) private _nameChanged;


    State private _state;


    string private _immutableIPFSBucket;
    string private _mutableIPFSBucket;
    string private _tokenUriBase; 


    uint256 _nextTokenId;
    uint256 _startingIndex;


      //Credit to 0xc2c747e0f7004f9e8817db2ca4997657a7746928
    function setStartingIndexAndMintReserve(address reserveAddress) public {
        require(_startingIndex == 0, "Starting index is already set.");
        
        _startingIndex = uint256(blockhash(block.number - 1)) % MAX_FLUFS;
   
        // Prevent default sequence
        if (_startingIndex == 0) {
            _startingIndex = _startingIndex.add(1);
        }

        _nextTokenId = _startingIndex;


        for(uint256 i = 0; i < AMOUNT_RESERVED; i++) {
            _safeMint(reserveAddress, _nextTokenId); 
            _nextTokenId = _nextTokenId.add(1).mod(MAX_FLUFS); 
        }
    }

	event NameAndDescriptionChanged(uint256 indexed _tokenId, string _name, string _description);

  
    constructor() ERC721("FLUF","FLUF") {
        _state = State.Setup;
    }

    function setImmutableIPFSBucket(string memory immutableIPFSBucket_) public onlyOwner {
        require(bytes(_immutableIPFSBucket).length == 0, "This IPFS bucket is immuable and can only be set once.");
        _immutableIPFSBucket = immutableIPFSBucket_;
    }

    function setMutableIPFSBucket(string memory mutableIPFSBucket_) public onlyOwner {
        _mutableIPFSBucket = mutableIPFSBucket_;
    }

    function setTokenURI(string memory tokenUriBase_) public onlyOwner {
        _tokenUriBase = tokenUriBase_;
    }


    function changeNameAndDescription(uint256 tokenId, string memory newName, string memory newDescription) public payable {
        address owner = ERC721.ownerOf(tokenId);

        require(
            _msgSender() == owner,
            "This isn't your FLUF."
        );

        uint256 amountPaid = msg.value;

        if(_nameChanged[tokenId]) {
            require(amountPaid == RENAME_PRICE, "It costs to create a new identity.");
        } else {
            require(amountPaid == 0, "First time's free my fluffy little friend.");
            _nameChanged[tokenId] = true;
        }

        emit NameAndDescriptionChanged(tokenId, newName, newDescription);
    }


    function _beforeTokenTransfer(address from, address to, uint256 tokenId)
        internal
        override(ERC721, ERC721Enumerable)
    {
        super._beforeTokenTransfer(from, to, tokenId);
    }

    function _burn(uint256 tokenId) internal override(ERC721, ERC721URIStorage) {
        super._burn(tokenId);
    }
 


    function baseTokenURI() virtual public view returns (string memory) {
        return _tokenUriBase;
    }

    function state() virtual public view returns (State) {
        return _state;
    }

    function immutableIPFSBucket() virtual public view returns (string memory) {
        return _immutableIPFSBucket;
    }

    function mutableIPFSBucket() virtual public view returns (string memory) {
        return _mutableIPFSBucket;
    }

    function tokenURI(uint256 tokenId)
        public
        view
        override(ERC721, ERC721URIStorage)
        returns (string memory)
    {

        return string(abi.encodePacked(baseTokenURI(), Strings.toString(tokenId)));
 
    }

    function supportsInterface(bytes4 interfaceId)
        public
        view
        override(ERC721, ERC721Enumerable)
        returns (bool)
    {
        return super.supportsInterface(interfaceId);
    }


    function startPreParty() public onlyOwner {
        require(_state == State.Setup);
        _state = State.PreParty;
    }

    function setStateToParty() public onlyOwner {
        _state = State.Party;
    }


    function mintFluf(address human, uint256 amountOfFlufs) public nonReentrant payable virtual returns (uint256) {

        require(_state != State.Setup, "FLUFs aren't ready yet!");
        require(amountOfFlufs <= MAX_PURCHASE, "Hey, that's too many FLUFs. Save some for the rest of us!");

        require(totalSupply().add(amountOfFlufs) <= MAX_FLUFS, "Sorry, there's not that many FLUFs left.");
        require(FLUF_PRICE.mul(amountOfFlufs) <= msg.value, "Hey, that's not the right price.");


        if(_state == State.PreParty) {
            require(_authorised[human] >= amountOfFlufs, "Hey, you're not allowed to buy this many FLUFs during the pre-party.");
            _authorised[human] -= amountOfFlufs;
        }

        uint256 firstFlufRecieved = _nextTokenId;

        for(uint i = 0; i < amountOfFlufs; i++) {
            _safeMint(human, _nextTokenId); 
            _nextTokenId = _nextTokenId.add(1).mod(MAX_FLUFS); 
        }

        return firstFlufRecieved;

    }

     function withdrawAllEth(address payable payee) public virtual onlyOwner {
        payee.sendValue(address(this).balance);
    }


    function authoriseFluf(address human, uint256 amountOfFlufs)
        public
        onlyOwner
    {
      _authorised[human] += amountOfFlufs;
    }


    function authoriseFlufBatch(address[] memory humans, uint256 amountOfFlufs)
        public
        onlyOwner
    {
        for (uint8 i = 0; i < humans.length; i++) {
            authoriseFluf(humans[i], amountOfFlufs);
        }
    }

}

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

• 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":"uint256","name":"_tokenId","type":"uint256"},{"indexed":false,"internalType":"string","name":"_name","type":"string"},{"indexed":false,"internalType":"string","name":"_description","type":"string"}],"name":"NameAndDescriptionChanged","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":"AMOUNT_RESERVED","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"FLUF_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_FLUFS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PURCHASE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"RENAME_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"human","type":"address"},{"internalType":"uint256","name":"amountOfFlufs","type":"uint256"}],"name":"authoriseFluf","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"humans","type":"address[]"},{"internalType":"uint256","name":"amountOfFlufs","type":"uint256"}],"name":"authoriseFlufBatch","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseTokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"string","name":"newName","type":"string"},{"internalType":"string","name":"newDescription","type":"string"}],"name":"changeNameAndDescription","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"immutableIPFSBucket","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"human","type":"address"},{"internalType":"uint256","name":"amountOfFlufs","type":"uint256"}],"name":"mintFluf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mutableIPFSBucket","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","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":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"immutableIPFSBucket_","type":"string"}],"name":"setImmutableIPFSBucket","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"mutableIPFSBucket_","type":"string"}],"name":"setMutableIPFSBucket","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"reserveAddress","type":"address"}],"name":"setStartingIndexAndMintReserve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"setStateToParty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"tokenUriBase_","type":"string"}],"name":"setTokenURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"startPreParty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"state","outputs":[{"internalType":"enum FLUF.State","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address payable","name":"payee","type":"address"}],"name":"withdrawAllEth","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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