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 "./ERC721A.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";

contract FreedomVersePass is ERC721A, Ownable, ReentrancyGuard {
  using Strings for uint256;
  using ECDSA for bytes32;

  uint256 public PUBLIC_AMT = 8838;
  uint256 public GIFT_AMT = 50;
  uint256 public MAX_AMT = GIFT_AMT + PUBLIC_AMT;
  uint256 public PASS_PRICE = .1 ether;
  uint256 public constant MAX_PER_TXN = 10;
  uint256 public constant MAX_PER_PRESALE = 10;
  uint256 public publicAmountMinted;
  bool public saleActive = false;
  bool public preSaleActive = true;

  address private freeSignerAddress = 0x1E2646181a24e2EeEF56Ad7fa29aAA260d35544C;
  address private whitelistSignerAddress = 0x4a9Db6E418426AAa1C65602df501F4c35559BC3e;
  address public communityWalletAddress = 0x50415354BD4908b81422359a1d6D147A5bc53Bd9;

  string private _tokenBaseURI = "https://ipfs.io/ipfs/Qmdxd4kqRu61hEp6EAPzzfa15N5z4b2aJ1yufcRUs1Bmo8/";

  mapping (address => bool) public hasAddressMintedFree;
  mapping (address => uint256) public amountClaimedPresale;

  constructor() ERC721A("FreedomVerse", "FREE") {}

  function toggleSaleStatus() external onlyOwner {saleActive = !saleActive;}

  function togglePreSaleStatus() external onlyOwner {preSaleActive = !preSaleActive;}

  function setCommunityWalletAddress(address _communityWalletAddress) external onlyOwner {
    require(_communityWalletAddress != address(0));
    communityWalletAddress = _communityWalletAddress;
  }

  function setFreeSignerAddress(address _freeSignerAddress) external onlyOwner {
    require(_freeSignerAddress != address(0));
    freeSignerAddress = _freeSignerAddress;
  }

  function setWhitelistSignerAddress(address _whitelistSignerAddress) external onlyOwner {
    require(_whitelistSignerAddress != address(0));
    whitelistSignerAddress = _whitelistSignerAddress;
  }

  function verifyAddressSigner(address signerAddress, bytes32 messageHash, bytes memory signature) private pure returns (bool) {
    return signerAddress == messageHash.toEthSignedMessageHash().recover(signature);
  }

  function hashMessage(address sender) private pure returns (bytes32) {
    return keccak256(abi.encode(sender));
  }

  function mintPass(uint256 numberOfPasses) external payable nonReentrant {
    require(saleActive, "SALE_NOT_ACTIVE");
    require(publicAmountMinted + numberOfPasses <= PUBLIC_AMT, "WOULD_EXCEED_PUBLIC");
    require(totalSupply() < MAX_AMT, "WOULD_EXCEED_MAX_SUPPLY");
    require(numberOfPasses <= MAX_PER_TXN, "EXCEED_MAX_PER_TXN");
    require(numberOfPasses > 0, "MUST_MINT_AT_LEAST_ONE_TOKEN");
    require(PASS_PRICE * numberOfPasses <= msg.value, "INSUFFICIENT_ETH");

    publicAmountMinted += numberOfPasses;
    _safeMint(msg.sender, numberOfPasses);
  }

  function mintPresale(uint256 numberOfPasses, bytes32 messageHash, bytes calldata signature) external payable nonReentrant {
    require(preSaleActive, "PRE_SALE_NOT_ACTIVE");
    require(publicAmountMinted + numberOfPasses <= PUBLIC_AMT, "WOULD_EXCEED_PUBLIC");
    require(totalSupply() < MAX_AMT, "WOULD_EXCEED_MAX_SUPPLY");
    require(numberOfPasses <= MAX_PER_TXN, "EXCEED_MAX_PER_TXN");
    require(numberOfPasses > 0, "MUST_MINT_AT_LEAST_ONE_TOKEN");
    require(amountClaimedPresale[msg.sender] + numberOfPasses <= MAX_PER_PRESALE, "WOULD_EXCEED_MAX_PRESALE_AMOUNT");
    require(hashMessage(msg.sender) == messageHash, "MESSAGE_INVALID");
    require(verifyAddressSigner(whitelistSignerAddress, messageHash, signature), "SIGNATURE_VALIDATION_FAILED");
    require(PASS_PRICE * numberOfPasses <= msg.value, "INSUFFICIENT_ETH");

    amountClaimedPresale[msg.sender] += numberOfPasses;
    publicAmountMinted += numberOfPasses;

    _safeMint(msg.sender, numberOfPasses);
  }

  function mintFree(bytes32 messageHash, bytes calldata signature) external payable nonReentrant {
    require(preSaleActive, "PRE_SALE_NOT_ACTIVE");
    require(publicAmountMinted + 1 <= PUBLIC_AMT, "WOULD_EXCEED_PUBLIC");
    require(totalSupply() < MAX_AMT, "WOULD_EXCEED_MAX_SUPPLY");
    require(hasAddressMintedFree[msg.sender] == false, "ADDRESS_HAS_ALREADY_MINTED_FREE_PASS");
    require(hashMessage(msg.sender) == messageHash, "MESSAGE_INVALID");
    require(verifyAddressSigner(freeSignerAddress, messageHash, signature), "SIGNATURE_VALIDATION_FAILED");
    
    hasAddressMintedFree[msg.sender] = true;

    publicAmountMinted++;
    _safeMint(msg.sender, 1);
  }

  function giftPass(address[] calldata receivers, uint256 numberOfPasses) external onlyOwner nonReentrant {
    require(numberOfPasses > 0, "MUST_MINT_AT_LEAST_ONE_TOKEN");
    require(numberOfPasses <= 10, "MAX_10_PER_TRANSACTION");
    require((totalSupply() + (receivers.length * numberOfPasses)) <= MAX_AMT, "WOULD_EXCEED_MAX_SUPPLY");
    for (uint256 i = 0; i < receivers.length; i++) {
      _safeMint(receivers[i], numberOfPasses);
    }
  }

  function withdrawTeam() external onlyOwner nonReentrant {
    uint balance = address(this).balance;
    payable(0x8ec1B011d438DccB8Fde1f9898bD3fB460488109).transfer((balance*10)/100); // m
    payable(0x03D247E0EdE367f4931f88F252603E82c0B2ba96).transfer((balance*10)/100); // f
    payable(0x40eE01bC3477ce2c5A6B2E113cdd8106ee888e30).transfer((balance*10)/100); // s
    payable(0xe90b1FD2199c7A8D861AC94AdEF90661b1d2C132).transfer((balance*20)/100); // n
    payable(communityWalletAddress).transfer((balance*50)/100); // c
  }

  function _startTokenId() internal view virtual override returns (uint256) {
      return 1;
  }

  function _baseURI() internal view virtual override returns (string memory) {
    return _tokenBaseURI;
  }

  function setBaseURI(string calldata URI) external onlyOwner {
    _tokenBaseURI = URI;
  }

  function setPublicAmount(uint256 number) external onlyOwner {
    PUBLIC_AMT = number;
    MAX_AMT = GIFT_AMT + PUBLIC_AMT;
  }

  function setPrice(uint256 number) external onlyOwner {PASS_PRICE = number;}

  function numberMinted(address owner) public view returns (uint256) {
    return _numberMinted(owner);
  }

  function getOwnershipData(uint256 tokenId) external view returns (TokenOwnership memory) {
    return ownershipOf(tokenId);
  }
}

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

pragma solidity ^0.8.4;

import '@openzeppelin/contracts/token/ERC721/IERC721.sol';
import '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.sol';
import '@openzeppelin/contracts/utils/Address.sol';
import '@openzeppelin/contracts/utils/Context.sol';
import '@openzeppelin/contracts/utils/Strings.sol';
import '@openzeppelin/contracts/utils/introspection/ERC165.sol';

error ApprovalCallerNotOwnerNorApproved();
error ApprovalQueryForNonexistentToken();
error ApproveToCaller();
error ApprovalToCurrentOwner();
error BalanceQueryForZeroAddress();
error MintedQueryForZeroAddress();
error BurnedQueryForZeroAddress();
error AuxQueryForZeroAddress();
error MintToZeroAddress();
error MintZeroQuantity();
error OwnerIndexOutOfBounds();
error OwnerQueryForNonexistentToken();
error TokenIndexOutOfBounds();
error TransferCallerNotOwnerNorApproved();
error TransferFromIncorrectOwner();
error TransferToNonERC721ReceiverImplementer();
error TransferToZeroAddress();
error URIQueryForNonexistentToken();

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

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

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

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

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

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

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

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

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

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

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

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

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     * @dev Burned tokens are calculated here, use _totalMinted() if you want to count just minted tokens.
     */
    function totalSupply() public view returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than _currentIndex - _startTokenId() times
        unchecked {
            return _currentIndex - _burnCounter - _startTokenId();
        }
    }

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

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

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return uint256(_addressData[owner].balance);
    }

    /**
     * Returns the number of tokens minted by `owner`.
     */
    function _numberMinted(address owner) internal view returns (uint256) {
        if (owner == address(0)) revert MintedQueryForZeroAddress();
        return uint256(_addressData[owner].numberMinted);
    }

    /**
     * Returns the number of tokens burned by or on behalf of `owner`.
     */
    function _numberBurned(address owner) internal view returns (uint256) {
        if (owner == address(0)) revert BurnedQueryForZeroAddress();
        return uint256(_addressData[owner].numberBurned);
    }

    /**
     * Returns the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     */
    function _getAux(address owner) internal view returns (uint64) {
        if (owner == address(0)) revert AuxQueryForZeroAddress();
        return _addressData[owner].aux;
    }

    /**
     * Sets the auxillary data for `owner`. (e.g. number of whitelist mint slots used).
     * If there are multiple variables, please pack them into a uint64.
     */
    function _setAux(address owner, uint64 aux) internal {
        if (owner == address(0)) revert AuxQueryForZeroAddress();
        _addressData[owner].aux = aux;
    }

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

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

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

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

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

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

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

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

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

        _approve(to, tokenId, owner);
    }

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

        return _tokenApprovals[tokenId];
    }

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

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, '');
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        _transfer(from, to, tokenId);
        if (to.isContract() && !_checkContractOnERC721Received(from, to, tokenId, _data)) {
            revert TransferToNonERC721ReceiverImplementer();
        }
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return _startTokenId() <= tokenId && tokenId < _currentIndex &&
            !_ownerships[tokenId].burned;
    }

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

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

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

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

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

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

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

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

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) private {
        TokenOwnership memory prevOwnership = ownershipOf(tokenId);

        bool isApprovedOrOwner = (_msgSender() == prevOwnership.addr ||
            isApprovedForAll(prevOwnership.addr, _msgSender()) ||
            getApproved(tokenId) == _msgSender());

        if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        if (prevOwnership.addr != from) revert TransferFromIncorrectOwner();
        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

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

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

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

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

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

    /**
     * @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 {
        TokenOwnership memory prevOwnership = ownershipOf(tokenId);

        _beforeTokenTransfers(prevOwnership.addr, address(0), tokenId, 1);

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

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

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

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

        emit Transfer(prevOwnership.addr, address(0), tokenId);
        _afterTokenTransfers(prevOwnership.addr, address(0), tokenId, 1);

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

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

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkContractOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
            return retval == IERC721Receiver(to).onERC721Received.selector;
        } catch (bytes memory reason) {
            if (reason.length == 0) {
                revert TransferToNonERC721ReceiverImplementer();
            } else {
                assembly {
                    revert(add(32, reason), mload(reason))
                }
            }
        }
    }

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

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

pragma solidity ^0.8.0;

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

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

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

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

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

        _;

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

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

pragma solidity ^0.8.0;

import "../Strings.sol";

/**
 * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
 *
 * These functions can be used to verify that a message was signed by the holder
 * of the private keys of a given address.
 */
library ECDSA {
    enum RecoverError {
        NoError,
        InvalidSignature,
        InvalidSignatureLength,
        InvalidSignatureS,
        InvalidSignatureV
    }

    function _throwError(RecoverError error) private pure {
        if (error == RecoverError.NoError) {
            return; // no error: do nothing
        } else if (error == RecoverError.InvalidSignature) {
            revert("ECDSA: invalid signature");
        } else if (error == RecoverError.InvalidSignatureLength) {
            revert("ECDSA: invalid signature length");
        } else if (error == RecoverError.InvalidSignatureS) {
            revert("ECDSA: invalid signature 's' value");
        } else if (error == RecoverError.InvalidSignatureV) {
            revert("ECDSA: invalid signature 'v' value");
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature` or error string. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     *
     * Documentation for signature generation:
     * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
     * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
     *
     * _Available since v4.3._
     */
    function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) {
        // Check the signature length
        // - case 65: r,s,v signature (standard)
        // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
        if (signature.length == 65) {
            bytes32 r;
            bytes32 s;
            uint8 v;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                s := mload(add(signature, 0x40))
                v := byte(0, mload(add(signature, 0x60)))
            }
            return tryRecover(hash, v, r, s);
        } else if (signature.length == 64) {
            bytes32 r;
            bytes32 vs;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                vs := mload(add(signature, 0x40))
            }
            return tryRecover(hash, r, vs);
        } else {
            return (address(0), RecoverError.InvalidSignatureLength);
        }
    }

    /**
     * @dev Returns the address that signed a hashed message (`hash`) with
     * `signature`. This address can then be used for verification purposes.
     *
     * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures:
     * this function rejects them by requiring the `s` value to be in the lower
     * half order, and the `v` value to be either 27 or 28.
     *
     * IMPORTANT: `hash` _must_ be the result of a hash operation for the
     * verification to be secure: it is possible to craft signatures that
     * recover to arbitrary addresses for non-hashed data. A safe way to ensure
     * this is by receiving a hash of the original message (which may otherwise
     * be too long), and then calling {toEthSignedMessageHash} on it.
     */
    function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, signature);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
     *
     * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address, RecoverError) {
        bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
        uint8 v = uint8((uint256(vs) >> 255) + 27);
        return tryRecover(hash, v, r, s);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
     *
     * _Available since v4.2._
     */
    function recover(
        bytes32 hash,
        bytes32 r,
        bytes32 vs
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, r, vs);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Overload of {ECDSA-tryRecover} that receives the `v`,
     * `r` and `s` signature fields separately.
     *
     * _Available since v4.3._
     */
    function tryRecover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address, RecoverError) {
        // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
        // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
        // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
        // signatures from current libraries generate a unique signature with an s-value in the lower half order.
        //
        // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
        // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
        // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
        // these malleable signatures as well.
        if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
            return (address(0), RecoverError.InvalidSignatureS);
        }
        if (v != 27 && v != 28) {
            return (address(0), RecoverError.InvalidSignatureV);
        }

        // If the signature is valid (and not malleable), return the signer address
        address signer = ecrecover(hash, v, r, s);
        if (signer == address(0)) {
            return (address(0), RecoverError.InvalidSignature);
        }

        return (signer, RecoverError.NoError);
    }

    /**
     * @dev Overload of {ECDSA-recover} that receives the `v`,
     * `r` and `s` signature fields separately.
     */
    function recover(
        bytes32 hash,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal pure returns (address) {
        (address recovered, RecoverError error) = tryRecover(hash, v, r, s);
        _throwError(error);
        return recovered;
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from a `hash`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) {
        // 32 is the length in bytes of hash,
        // enforced by the type signature above
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
    }

    /**
     * @dev Returns an Ethereum Signed Message, created from `s`. This
     * produces hash corresponding to the one signed with the
     * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`]
     * JSON-RPC method as part of EIP-191.
     *
     * See {recover}.
     */
    function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s));
    }

    /**
     * @dev Returns an Ethereum Signed Typed Data, created from a
     * `domainSeparator` and a `structHash`. This produces hash corresponding
     * to the one signed with the
     * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`]
     * JSON-RPC method as part of EIP-712.
     *
     * See {recover}.
     */
    function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash));
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)

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);

    /**
     * @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
// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

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

        return account.code.length > 0;
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

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

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

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

pragma solidity ^0.8.0;

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

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

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

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

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

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

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

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

{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"MintedQueryForZeroAddress","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"inputs":[],"name":"URIQueryForNonexistentToken","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"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":"GIFT_AMT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_AMT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PER_PRESALE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_PER_TXN","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PASS_PRICE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PUBLIC_AMT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"amountClaimedPresale","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":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"communityWalletAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getOwnershipData","outputs":[{"components":[{"internalType":"address","name":"addr","type":"address"},{"internalType":"uint64","name":"startTimestamp","type":"uint64"},{"internalType":"bool","name":"burned","type":"bool"}],"internalType":"struct ERC721A.TokenOwnership","name":"","type":"tuple"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"receivers","type":"address[]"},{"internalType":"uint256","name":"numberOfPasses","type":"uint256"}],"name":"giftPass","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"hasAddressMintedFree","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"bytes32","name":"messageHash","type":"bytes32"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"mintFree","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"numberOfPasses","type":"uint256"}],"name":"mintPass","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"numberOfPasses","type":"uint256"},{"internalType":"bytes32","name":"messageHash","type":"bytes32"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"mintPresale","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"numberMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"preSaleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"publicAmountMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[],"name":"saleActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"URI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_communityWalletAddress","type":"address"}],"name":"setCommunityWalletAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_freeSignerAddress","type":"address"}],"name":"setFreeSignerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"number","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"number","type":"uint256"}],"name":"setPublicAmount","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_whitelistSignerAddress","type":"address"}],"name":"setWhitelistSignerAddress","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":[],"name":"togglePreSaleStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"toggleSaleStatus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawTeam","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0x6080604052600436106102675760003560e01c80638449470811610144578063c06fb7c9116100b6578063e985e9c51161007a578063e985e9c514610702578063ec84b80d14610429578063ee563c9f1461074b578063f2fde38b1461076b578063f46d3b051461078b578063f504764d146107b857600080fd5b8063c06fb7c91461066c578063c55f125714610682578063c87b56dd146106a2578063cb9eb533146106c2578063dc33e681146106e257600080fd5b8063940f1ada11610108578063940f1ada146105d657806395d89b41146105ec578063a22cb46514610601578063b61412cf14610621578063b88d4fde14610637578063bb51f32d1461065757600080fd5b80638449470814610503578063891498ec146105225780638da5cb5b1461054257806391b7f5ed146105605780639231ab2a1461058057600080fd5b806342842e0e116101dd5780636352211e116101a15780636352211e1461045e57806368428a1b1461047e5780636b4166d41461049857806370a08231146104b8578063715018a6146104d8578063762a3083146104ed57600080fd5b806342842e0e146103e357806342f04f34146104035780634f28e6801461041657806351b96d921461042957806355f804b31461043e57600080fd5b80630e2c39e01161022f5780630e2c39e0146103325780630e598eb61461034557806318160ddd1461037557806323b872dd146103985780633bd4911f146103b85780633c33eec4146103ce57600080fd5b806301ffc9a71461026c578063049c5c49146102a157806306fdde03146102b8578063081812fc146102da578063095ea7b314610312575b600080fd5b34801561027857600080fd5b5061028c61028736600461269a565b6107d8565b60405190151581526020015b60405180910390f35b3480156102ad57600080fd5b506102b661082a565b005b3480156102c457600080fd5b506102cd610871565b604051610298919061270f565b3480156102e657600080fd5b506102fa6102f5366004612722565b610903565b6040516001600160a01b039091168152602001610298565b34801561031e57600080fd5b506102b661032d366004612757565b610947565b6102b66103403660046127c2565b6109d5565b34801561035157600080fd5b5061028c61036036600461280d565b60136020526000908152604090205460ff1681565b34801561038157600080fd5b5061038a610c3a565b604051908152602001610298565b3480156103a457600080fd5b506102b66103b3366004612828565b610c48565b3480156103c457600080fd5b5061038a600a5481565b3480156103da57600080fd5b506102b6610c53565b3480156103ef57600080fd5b506102b66103fe366004612828565b610c9a565b6102b6610411366004612864565b610cb5565b6102b6610424366004612722565b610fd8565b34801561043557600080fd5b5061038a600a81565b34801561044a57600080fd5b506102b66104593660046128b6565b61117b565b34801561046a57600080fd5b506102fa610479366004612722565b6111b1565b34801561048a57600080fd5b50600f5461028c9060ff1681565b3480156104a457600080fd5b506102b66104b33660046128f7565b6111c3565b3480156104c457600080fd5b5061038a6104d336600461280d565b611306565b3480156104e457600080fd5b506102b6611354565b3480156104f957600080fd5b5061038a600c5481565b34801561050f57600080fd5b50600f5461028c90610100900460ff1681565b34801561052e57600080fd5b506102b661053d36600461280d565b61138a565b34801561054e57600080fd5b506008546001600160a01b03166102fa565b34801561056c57600080fd5b506102b661057b366004612722565b6113f1565b34801561058c57600080fd5b506105a061059b366004612722565b611420565b6040805182516001600160a01b031681526020808401516001600160401b03169082015291810151151590820152606001610298565b3480156105e257600080fd5b5061038a600e5481565b3480156105f857600080fd5b506102cd611446565b34801561060d57600080fd5b506102b661061c366004612971565b611455565b34801561062d57600080fd5b5061038a600d5481565b34801561064357600080fd5b506102b66106523660046129c3565b6114eb565b34801561066357600080fd5b506102b661153c565b34801561067857600080fd5b5061038a600b5481565b34801561068e57600080fd5b506102b661069d36600461280d565b611746565b3480156106ae57600080fd5b506102cd6106bd366004612722565b6117a5565b3480156106ce57600080fd5b506102b66106dd366004612722565b61182a565b3480156106ee57600080fd5b5061038a6106fd36600461280d565b61186d565b34801561070e57600080fd5b5061028c61071d366004612a9e565b6001600160a01b03918216600090815260076020908152604080832093909416825291909152205460ff1690565b34801561075757600080fd5b506011546102fa906001600160a01b031681565b34801561077757600080fd5b506102b661078636600461280d565b611878565b34801561079757600080fd5b5061038a6107a636600461280d565b60146020526000908152604090205481565b3480156107c457600080fd5b506102b66107d336600461280d565b611913565b60006001600160e01b031982166380ac58cd60e01b148061080957506001600160e01b03198216635b5e139f60e01b145b8061082457506301ffc9a760e01b6001600160e01b03198316145b92915050565b6008546001600160a01b0316331461085d5760405162461bcd60e51b815260040161085490612ad1565b60405180910390fd5b600f805460ff19811660ff90911615179055565b60606002805461088090612b06565b80601f01602080910402602001604051908101604052809291908181526020018280546108ac90612b06565b80156108f95780601f106108ce576101008083540402835291602001916108f9565b820191906000526020600020905b8154815290600101906020018083116108dc57829003601f168201915b5050505050905090565b600061090e82611972565b61092b576040516333d1c03960e21b815260040160405180910390fd5b506000908152600660205260409020546001600160a01b031690565b6000610952826111b1565b9050806001600160a01b0316836001600160a01b031614156109875760405163250fdee360e21b815260040160405180910390fd5b336001600160a01b038216148015906109a757506109a5813361071d565b155b156109c5576040516367d9dca160e11b815260040160405180910390fd5b6109d08383836119ab565b505050565b600260095414156109f85760405162461bcd60e51b815260040161085490612b41565b6002600955600f54610100900460ff16610a4a5760405162461bcd60e51b81526020600482015260136024820152725052455f53414c455f4e4f545f41435449564560681b6044820152606401610854565b600a54600e54610a5b906001612b8e565b1115610a795760405162461bcd60e51b815260040161085490612ba6565b600c54610a84610c3a565b10610aa15760405162461bcd60e51b815260040161085490612bd3565b3360009081526013602052604090205460ff1615610b0d5760405162461bcd60e51b8152602060048201526024808201527f414444524553535f4841535f414c52454144595f4d494e5445445f465245455f6044820152635041535360e01b6064820152608401610854565b82610b1733611a07565b14610b565760405162461bcd60e51b815260206004820152600f60248201526e135154d4d051d157d2539590531251608a1b6044820152606401610854565b610bac600f60029054906101000a90046001600160a01b03168484848080601f016020809104026020016040519081016040528093929190818152602001838380828437600092019190915250611a3c92505050565b610bf85760405162461bcd60e51b815260206004820152601b60248201527f5349474e41545552455f56414c49444154494f4e5f4641494c454400000000006044820152606401610854565b336000908152601360205260408120805460ff19166001179055600e805491610c2083612c0a565b9190505550610c30336001611a6e565b5050600160095550565b600154600054036000190190565b6109d0838383611a8c565b6008546001600160a01b03163314610c7d5760405162461bcd60e51b815260040161085490612ad1565b600f805461ff001981166101009182900460ff1615909102179055565b6109d0838383604051806020016040528060008152506114eb565b60026009541415610cd85760405162461bcd60e51b815260040161085490612b41565b6002600955600f54610100900460ff16610d2a5760405162461bcd60e51b81526020600482015260136024820152725052455f53414c455f4e4f545f41435449564560681b6044820152606401610854565b600a5484600e54610d3b9190612b8e565b1115610d595760405162461bcd60e51b815260040161085490612ba6565b600c54610d64610c3a565b10610d815760405162461bcd60e51b815260040161085490612bd3565b600a841115610dc75760405162461bcd60e51b815260206004820152601260248201527122ac21a2a2a22fa6a0ac2fa822a92faa2c2760711b6044820152606401610854565b60008411610de75760405162461bcd60e51b815260040161085490612c25565b33600090815260146020526040902054600a90610e05908690612b8e565b1115610e535760405162461bcd60e51b815260206004820152601f60248201527f574f554c445f4558434545445f4d41585f50524553414c455f414d4f554e54006044820152606401610854565b82610e5d33611a07565b14610e9c5760405162461bcd60e51b815260206004820152600f60248201526e135154d4d051d157d2539590531251608a1b6044820152606401610854565b601054604080516020601f8501819004810282018101909252838152610ee9926001600160a01b0316918691908690869081908401838280828437600092019190915250611a3c92505050565b610f355760405162461bcd60e51b815260206004820152601b60248201527f5349474e41545552455f56414c49444154494f4e5f4641494c454400000000006044820152606401610854565b3484600d54610f449190612c5c565b1115610f855760405162461bcd60e51b815260206004820152601060248201526f0929ca6aa8c8c9286928a9ca8be8aa8960831b6044820152606401610854565b3360009081526014602052604081208054869290610fa4908490612b8e565b9250508190555083600e6000828254610fbd9190612b8e565b90915550610fcd90503385611a6e565b505060016009555050565b60026009541415610ffb5760405162461bcd60e51b815260040161085490612b41565b6002600955600f5460ff166110445760405162461bcd60e51b815260206004820152600f60248201526e53414c455f4e4f545f41435449564560881b6044820152606401610854565b600a5481600e546110559190612b8e565b11156110735760405162461bcd60e51b815260040161085490612ba6565b600c5461107e610c3a565b1061109b5760405162461bcd60e51b815260040161085490612bd3565b600a8111156110e15760405162461bcd60e51b815260206004820152601260248201527122ac21a2a2a22fa6a0ac2fa822a92faa2c2760711b6044820152606401610854565b600081116111015760405162461bcd60e51b815260040161085490612c25565b3481600d546111109190612c5c565b11156111515760405162461bcd60e51b815260206004820152601060248201526f0929ca6aa8c8c9286928a9ca8be8aa8960831b6044820152606401610854565b80600e60008282546111639190612b8e565b9091555061117390503382611a6e565b506001600955565b6008546001600160a01b031633146111a55760405162461bcd60e51b815260040161085490612ad1565b6109d0601283836125eb565b60006111bc82611ca0565b5192915050565b6008546001600160a01b031633146111ed5760405162461bcd60e51b815260040161085490612ad1565b600260095414156112105760405162461bcd60e51b815260040161085490612b41565b6002600955806112325760405162461bcd60e51b815260040161085490612c25565b600a81111561127c5760405162461bcd60e51b815260206004820152601660248201527526a0ac2f98982fa822a92faa2920a729a0a1aa24a7a760511b6044820152606401610854565b600c546112898284612c5c565b611291610c3a565b61129b9190612b8e565b11156112b95760405162461bcd60e51b815260040161085490612bd3565b60005b82811015610fcd576112f48484838181106112d9576112d9612c7b565b90506020020160208101906112ee919061280d565b83611a6e565b806112fe81612c0a565b9150506112bc565b60006001600160a01b03821661132f576040516323d3ad8160e21b815260040160405180910390fd5b506001600160a01b03166000908152600560205260409020546001600160401b031690565b6008546001600160a01b0316331461137e5760405162461bcd60e51b815260040161085490612ad1565b6113886000611dc7565b565b6008546001600160a01b031633146113b45760405162461bcd60e51b815260040161085490612ad1565b6001600160a01b0381166113c757600080fd5b600f80546001600160a01b03909216620100000262010000600160b01b0319909216919091179055565b6008546001600160a01b0316331461141b5760405162461bcd60e51b815260040161085490612ad1565b600d55565b604080516060810182526000808252602082018190529181019190915261082482611ca0565b60606003805461088090612b06565b6001600160a01b03821633141561147f5760405163b06307db60e01b815260040160405180910390fd5b3360008181526007602090815260408083206001600160a01b03871680855290835292819020805460ff191686151590811790915590519081529192917f17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31910160405180910390a35050565b6114f6848484611a8c565b6001600160a01b0383163b15158015611518575061151684848484611e19565b155b15611536576040516368d2bf6b60e11b815260040160405180910390fd5b50505050565b6008546001600160a01b031633146115665760405162461bcd60e51b815260040161085490612ad1565b600260095414156115895760405162461bcd60e51b815260040161085490612b41565b600260095547738ec1b011d438dccb8fde1f9898bd3fb4604881096108fc60646115b484600a612c5c565b6115be9190612ca7565b6040518115909202916000818181858888f193505050501580156115e6573d6000803e3d6000fd5b507303d247e0ede367f4931f88f252603e82c0b2ba966108fc606461160c84600a612c5c565b6116169190612ca7565b6040518115909202916000818181858888f1935050505015801561163e573d6000803e3d6000fd5b507340ee01bc3477ce2c5a6b2e113cdd8106ee888e306108fc606461166484600a612c5c565b61166e9190612ca7565b6040518115909202916000818181858888f19350505050158015611696573d6000803e3d6000fd5b5073e90b1fd2199c7a8d861ac94adef90661b1d2c1326108fc60646116bc846014612c5c565b6116c69190612ca7565b6040518115909202916000818181858888f193505050501580156116ee573d6000803e3d6000fd5b506011546001600160a01b03166108fc606461170b846032612c5c565b6117159190612ca7565b6040518115909202916000818181858888f1935050505015801561173d573d6000803e3d6000fd5b50506001600955565b6008546001600160a01b031633146117705760405162461bcd60e51b815260040161085490612ad1565b6001600160a01b03811661178357600080fd5b601180546001600160a01b0319166001600160a01b0392909216919091179055565b60606117b082611972565b6117cd57604051630a14c4b560e41b815260040160405180910390fd5b60006117d7611f02565b90508051600014156117f85760405180602001604052806000815250611823565b8061180284611f11565b604051602001611813929190612cbb565b6040516020818303038152906040525b9392505050565b6008546001600160a01b031633146118545760405162461bcd60e51b815260040161085490612ad1565b600a819055600b54611867908290612b8e565b600c5550565b60006108248261200e565b6008546001600160a01b031633146118a25760405162461bcd60e51b815260040161085490612ad1565b6001600160a01b0381166119075760405162461bcd60e51b815260206004820152602660248201527f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160448201526564647265737360d01b6064820152608401610854565b61191081611dc7565b50565b6008546001600160a01b0316331461193d5760405162461bcd60e51b815260040161085490612ad1565b6001600160a01b03811661195057600080fd5b601080546001600160a01b0319166001600160a01b0392909216919091179055565b600081600111158015611986575060005482105b8015610824575050600090815260046020526040902054600160e01b900460ff161590565b60008281526006602052604080822080546001600160a01b0319166001600160a01b0387811691821790925591518593918516917f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b92591a4505050565b604080516001600160a01b0383166020820152600091015b604051602081830303815290604052805190602001209050919050565b6000611a5182611a4b85612063565b9061209e565b6001600160a01b0316846001600160a01b03161490509392505050565b611a888282604051806020016040528060008152506120c2565b5050565b6000611a9782611ca0565b80519091506000906001600160a01b0316336001600160a01b03161480611ac557508151611ac5903361071d565b80611ae0575033611ad584610903565b6001600160a01b0316145b905080611b0057604051632ce44b5f60e11b815260040160405180910390fd5b846001600160a01b031682600001516001600160a01b031614611b355760405162a1148160e81b815260040160405180910390fd5b6001600160a01b038416611b5c57604051633a954ecd60e21b815260040160405180910390fd5b611b6c60008484600001516119ab565b6001600160a01b038581166000908152600560209081526040808320805467ffffffffffffffff198082166001600160401b0392831660001901831617909255898616808652838620805493841693831660019081018416949094179055898652600490945282852080546001600160e01b031916909417600160a01b429092169190910217909255908601808352912054909116611c5657600054811015611c5657825160008281526004602090815260409091208054918601516001600160401b0316600160a01b026001600160e01b03199092166001600160a01b03909316929092171790555b5082846001600160a01b0316866001600160a01b03167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef60405160405180910390a45b5050505050565b60408051606081018252600080825260208201819052918101919091528180600111158015611cd0575060005481105b15611dae57600081815260046020908152604091829020825160608101845290546001600160a01b0381168252600160a01b81046001600160401b031692820192909252600160e01b90910460ff16151591810182905290611dac5780516001600160a01b031615611d43579392505050565b5060001901600081815260046020908152604091829020825160608101845290546001600160a01b038116808352600160a01b82046001600160401b031693830193909352600160e01b900460ff1615159281019290925215611da7579392505050565b611d43565b505b604051636f96cda160e11b815260040160405180910390fd5b600880546001600160a01b038381166001600160a01b0319831681179093556040519116919082907f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e090600090a35050565b604051630a85bd0160e11b81526000906001600160a01b0385169063150b7a0290611e4e903390899088908890600401612cea565b6020604051808303816000875af1925050508015611e89575060408051601f3d908101601f19168201909252611e8691810190612d27565b60015b611ee4573d808015611eb7576040519150601f19603f3d011682016040523d82523d6000602084013e611ebc565b606091505b508051611edc576040516368d2bf6b60e11b815260040160405180910390fd5b805181602001fd5b6001600160e01b031916630a85bd0160e11b1490505b949350505050565b60606012805461088090612b06565b606081611f355750506040805180820190915260018152600360fc1b602082015290565b8160005b8115611f5f5780611f4981612c0a565b9150611f589050600a83612ca7565b9150611f39565b6000816001600160401b03811115611f7957611f796129ad565b6040519080825280601f01601f191660200182016040528015611fa3576020820181803683370190505b5090505b8415611efa57611fb8600183612d44565b9150611fc5600a86612d5b565b611fd0906030612b8e565b60f81b818381518110611fe557611fe5612c7b565b60200101906001600160f81b031916908160001a905350612007600a86612ca7565b9450611fa7565b60006001600160a01b038216612037576040516335ebb31960e01b815260040160405180910390fd5b506001600160a01b0316600090815260056020526040902054600160401b90046001600160401b031690565b6040517f19457468657265756d205369676e6564204d6573736167653a0a3332000000006020820152603c8101829052600090605c01611a1f565b60008060006120ad85856120cf565b915091506120ba8161213f565b509392505050565b6109d083838360016122fa565b6000808251604114156121065760208301516040840151606085015160001a6120fa878285856124c5565b94509450505050612138565b82516040141561213057602083015160408401516121258683836125b2565b935093505050612138565b506000905060025b9250929050565b600081600481111561215357612153612d6f565b141561215c5750565b600181600481111561217057612170612d6f565b14156121be5760405162461bcd60e51b815260206004820152601860248201527f45434453413a20696e76616c6964207369676e617475726500000000000000006044820152606401610854565b60028160048111156121d2576121d2612d6f565b14156122205760405162461bcd60e51b815260206004820152601f60248201527f45434453413a20696e76616c6964207369676e6174757265206c656e677468006044820152606401610854565b600381600481111561223457612234612d6f565b141561228d5760405162461bcd60e51b815260206004820152602260248201527f45434453413a20696e76616c6964207369676e6174757265202773272076616c604482015261756560f01b6064820152608401610854565b60048160048111156122a1576122a1612d6f565b14156119105760405162461bcd60e51b815260206004820152602260248201527f45434453413a20696e76616c6964207369676e6174757265202776272076616c604482015261756560f01b6064820152608401610854565b6000546001600160a01b03851661232357604051622e076360e81b815260040160405180910390fd5b836123415760405163b562e8dd60e01b815260040160405180910390fd5b6001600160a01b038516600081815260056020908152604080832080546fffffffffffffffffffffffffffffffff1981166001600160401b038083168c018116918217600160401b67ffffffffffffffff1990941690921783900481168c01811690920217909155858452600490925290912080546001600160e01b031916909217600160a01b4290921691909102179055808085018380156123ed57506001600160a01b0387163b15155b15612476575b60405182906001600160a01b038916906000907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a461243e6000888480600101955088611e19565b61245b576040516368d2bf6b60e11b815260040160405180910390fd5b808214156123f357826000541461247157600080fd5b6124bc565b5b6040516001830192906001600160a01b038916906000907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a480821415612477575b50600055611c99565b6000807f7fffffffffffffffffffffffffffffff5d576e7357a4501ddfe92f46681b20a08311156124fc57506000905060036125a9565b8460ff16601b1415801561251457508460ff16601c14155b1561252557506000905060046125a9565b6040805160008082526020820180845289905260ff881692820192909252606081018690526080810185905260019060a0016020604051602081039080840390855afa158015612579573d6000803e3d6000fd5b5050604051601f1901519150506001600160a01b0381166125a2576000600192509250506125a9565b9150600090505b94509492505050565b6000806001600160ff1b038316816125cf60ff86901c601b612b8e565b90506125dd878288856124c5565b935093505050935093915050565b8280546125f790612b06565b90600052602060002090601f016020900481019282612619576000855561265f565b82601f106126325782800160ff1982351617855561265f565b8280016001018555821561265f579182015b8281111561265f578235825591602001919060010190612644565b5061266b92915061266f565b5090565b5b8082111561266b5760008155600101612670565b6001600160e01b03198116811461191057600080fd5b6000602082840312156126ac57600080fd5b813561182381612684565b60005b838110156126d25781810151838201526020016126ba565b838111156115365750506000910152565b600081518084526126fb8160208601602086016126b7565b601f01601f19169290920160200192915050565b60208152600061182360208301846126e3565b60006020828403121561273457600080fd5b5035919050565b80356001600160a01b038116811461275257600080fd5b919050565b6000806040838503121561276a57600080fd5b6127738361273b565b946020939093013593505050565b60008083601f84011261279357600080fd5b5081356001600160401b038111156127aa57600080fd5b60208301915083602082850101111561213857600080fd5b6000806000604084860312156127d757600080fd5b8335925060208401356001600160401b038111156127f457600080fd5b61280086828701612781565b9497909650939450505050565b60006020828403121561281f57600080fd5b6118238261273b565b60008060006060848603121561283d57600080fd5b6128468461273b565b92506128546020850161273b565b9150604084013590509250925092565b6000806000806060858703121561287a57600080fd5b843593506020850135925060408501356001600160401b0381111561289e57600080fd5b6128aa87828801612781565b95989497509550505050565b600080602083850312156128c957600080fd5b82356001600160401b038111156128df57600080fd5b6128eb85828601612781565b90969095509350505050565b60008060006040848603121561290c57600080fd5b83356001600160401b038082111561292357600080fd5b818601915086601f83011261293757600080fd5b81358181111561294657600080fd5b8760208260051b850101111561295b57600080fd5b6020928301989097509590910135949350505050565b6000806040838503121561298457600080fd5b61298d8361273b565b9150602083013580151581146129a257600080fd5b809150509250929050565b634e487b7160e01b600052604160045260246000fd5b600080600080608085870312156129d957600080fd5b6129e28561273b565b93506129f06020860161273b565b92506040850135915060608501356001600160401b0380821115612a1357600080fd5b818701915087601f830112612a2757600080fd5b813581811115612a3957612a396129ad565b604051601f8201601f19908116603f01168101908382118183101715612a6157612a616129ad565b816040528281528a6020848701011115612a7a57600080fd5b82602086016020830137600060208483010152809550505050505092959194509250565b60008060408385031215612ab157600080fd5b612aba8361273b565b9150612ac86020840161273b565b90509250929050565b6020808252818101527f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e6572604082015260600190565b600181811c90821680612b1a57607f821691505b60208210811415612b3b57634e487b7160e01b600052602260045260246000fd5b50919050565b6020808252601f908201527f5265656e7472616e637947756172643a207265656e7472616e742063616c6c00604082015260600190565b634e487b7160e01b600052601160045260246000fd5b60008219821115612ba157612ba1612b78565b500190565b602080825260139082015272574f554c445f4558434545445f5055424c494360681b604082015260600190565b60208082526017908201527f574f554c445f4558434545445f4d41585f535550504c59000000000000000000604082015260600190565b6000600019821415612c1e57612c1e612b78565b5060010190565b6020808252601c908201527f4d5553545f4d494e545f41545f4c454153545f4f4e455f544f4b454e00000000604082015260600190565b6000816000190483118215151615612c7657612c76612b78565b500290565b634e487b7160e01b600052603260045260246000fd5b634e487b7160e01b600052601260045260246000fd5b600082612cb657612cb6612c91565b500490565b60008351612ccd8184602088016126b7565b835190830190612ce18183602088016126b7565b01949350505050565b6001600160a01b0385811682528416602082015260408101839052608060608201819052600090612d1d908301846126e3565b9695505050505050565b600060208284031215612d3957600080fd5b815161182381612684565b600082821015612d5657612d56612b78565b500390565b600082612d6a57612d6a612c91565b500690565b634e487b7160e01b600052602160045260246000fdfea26469706673582212205e703cc8a0406b055657145e11117436c4ea494871be12cc0490083ee34a802664736f6c634300080c0033