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
/// title: Proof of Hibernation (POH)
/// author: curion.eth (@curi0n --> pls roast my contracts/always down to learn)

pragma solidity ^0.8.17;
import {ERC721Psi} from "lib/ERC721Psi/contracts/ERC721Psi.sol";

import {IERC165} from "@openzeppelin/contracts/utils/introspection/IERC165.sol";
import {IERC721} from "@openzeppelin/contracts/token/ERC721/IERC721.sol";
import {Ownable} from "lib/openzeppelin-contracts/contracts/access/Ownable.sol";
import {Base64} from "lib/openzeppelin-contracts/contracts/utils/Base64.sol";
import {Strings} from "lib/openzeppelin-contracts/contracts/utils/Strings.sol";

/**
@title Proof of Hibernation (POH)
@author curion.eth (@curi0n)
@notice uses IERC4906 to emit BatchMetadataUpdate events, such that each holder's rank is updated periodically
@notice uses ERC721Psi to minimize gas usage within ERC721 constrants of BatchMetadataUpdate use
@notice tokens are issued on a per-address basis (i.e. one token per address, regardless of how many tokens are staked)
*/

interface IERC4906 is IERC165, IERC721 {
    /// @dev This event emits when the metadata of a token is changed.
    /// So that the third-party platforms such as NFT market could
    /// timely update the images and related attributes of the NFT.
    event MetadataUpdate(uint256 _tokenId);

    /// @dev This event emits when the metadata of a range of tokens is changed.
    /// So that the third-party platforms such as NFT market could
    /// timely update the images and related attributes of the NFTs.    
    event BatchMetadataUpdate(uint256 _fromTokenId, uint256 _toTokenId);
}

interface IStakingContract {
    function getRankOfAddress(address _address, uint256 _timestamp) external view returns (uint256);
    function getTimestampInUse() external view returns (uint256);
}

interface IConnorRendererV0 {
    function tokenUri(uint16 id) external view returns (string memory);
}

contract POH is ERC721Psi, IERC4906, Ownable {

    IConnorRendererV0 public renderer;
    IStakingContract public stakingContract;

    address public creator;
    string public baseURI;
    // bool public ranksAreLocked;
    // uint256 public lockTimestamp;
    uint256 public amountMinted;

    error QueryForNonexistentToken();
    error TisSoulbound();

    constructor(address _renderer) ERC721Psi("Proof of Hibernation", "POH") {
        renderer = IConnorRendererV0(_renderer);
        creator = msg.sender;

    }

    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721Psi) returns (bool) {
        return interfaceId == bytes4(0x49064906) || super.supportsInterface(interfaceId);
    }

    function mintStakingSBT() external {
        require(msg.sender == address(stakingContract), "Caller is not staking contract");
        ++amountMinted;
        _safeMint(tx.origin, 1);
        emit BatchMetadataUpdate(0, type(uint256).max);
    }

    /// @notice outputs URI based on rank as determined by staking contract
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        if( !_exists(tokenId) ) { revert QueryForNonexistentToken(); }
        return renderer.tokenUri(uint16(tokenId));
    }

    function getOwnedTokenIds(address _owner) public view returns (uint256[] memory) {
        uint256[] memory ownedIds = new uint256[](balanceOf(_owner));
        uint256 j=0;
        for(uint256 i = 0; i < _totalMinted(); ++i){
            if(ownerOf(i)==_owner){
                ownedIds[j]=i;
                ++j;
            }
        }
        return ownedIds;
    }

    function emitMetadataUpdate() external {
        emit BatchMetadataUpdate(0, type(uint256).max);
    }

    function setStakingContract(address newStakingContract) external onlyOwner {
        stakingContract = IStakingContract(newStakingContract);
    }

    function setRendererContract(address _newRendererAddress) external onlyOwner {
        renderer = IConnorRendererV0(_newRendererAddress);
    }

    function getAmountMinted() external view returns (uint256) {
        return amountMinted;
    }

    /// @notice restrict transfers to those between owner and staking contract
    function _transfer(
        address from,
        address to,
        uint256 tokenId

    ) internal virtual override(ERC721Psi) {
        revert TisSoulbound();
        // require(to == address(stakingContract) || from == address(stakingContract), "This token can't transfer to other address");
        // require(msg.sender == address(stakingContract) || msg.sender == owner(), "Only transferable by staking or unstaking");
        
        // super._transfer(from, to, tokenId);

        // emit BatchMetadataUpdate(0, type(uint256).max);
    }

}

// SPDX-License-Identifier: MIT
/**
  ______ _____   _____ ______ ___  __ _  _  _ 
 |  ____|  __ \ / ____|____  |__ \/_ | || || |
 | |__  | |__) | |        / /   ) || | \| |/ |
 |  __| |  _  /| |       / /   / / | |\_   _/ 
 | |____| | \ \| |____  / /   / /_ | |  | |   
 |______|_|  \_\\_____|/_/   |____||_|  |_|   

 - github: https://github.com/estarriolvetch/ERC721Psi
 - npm: https://www.npmjs.com/package/erc721psi
                                          
 */

pragma solidity ^0.8.0;

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/utils/Context.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/StorageSlot.sol";
import "lib/solidity-bits/contracts/BitMaps.sol";


contract ERC721Psi is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;
    using BitMaps for BitMaps.BitMap;

    BitMaps.BitMap private _batchHead;

    string private _name;
    string private _symbol;

    // Mapping from token ID to owner address
    mapping(uint256 => address) internal _owners;
    uint256 private _currentIndex;

    mapping(uint256 => address) private _tokenApprovals;
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _currentIndex = _startTokenId();
    }

    /**
     * @dev Returns the starting token ID.
     * To change the starting token ID, please override this function.
     */
    function _startTokenId() internal pure returns (uint256) { //added virtual modifier - curion 3/12/23
        // It will become modifiable in the future versions
        return 0;
    }

    /**
     * @dev Returns the next token ID to be minted.
     */
    function _nextTokenId() internal view virtual returns (uint256) {
        return _currentIndex;
    }

    /**
     * @dev Returns the total amount of tokens minted in the contract.
     */
    function _totalMinted() internal view virtual returns (uint256) {
        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 
        virtual 
        override 
        returns (uint) 
    {
        require(owner != address(0), "ERC721Psi: balance query for the zero address");

        uint count;
        for( uint i = _startTokenId(); i < _nextTokenId(); ++i ){
            if(_exists(i)){
                if( owner == ownerOf(i)){
                    ++count;
                }
            }
        }
        return count;
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId)
        public
        view
        virtual
        override
        returns (address)
    {
        (address owner, ) = _ownerAndBatchHeadOf(tokenId);
        return owner;
    }

    function _ownerAndBatchHeadOf(uint256 tokenId) internal view returns (address owner, uint256 tokenIdBatchHead){
        require(_exists(tokenId), "ERC721Psi: owner query for nonexistent token");
        tokenIdBatchHead = _getBatchHead(tokenId);
        owner = _owners[tokenIdBatchHead];
    }

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

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

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), "ERC721Psi: URI query for nonexistent token");

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

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


    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ownerOf(tokenId);
        require(to != owner, "ERC721Psi: approval to current owner");

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721Psi: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId)
        public
        view
        virtual
        override
        returns (address)
    {
        require(
            _exists(tokenId),
            "ERC721Psi: approved query for nonexistent token"
        );

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved)
        public
        virtual
        override
    {
        require(operator != _msgSender(), "ERC721Psi: approve to caller");

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

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(
            _isApprovedOrOwner(_msgSender(), tokenId),
            "ERC721Psi: transfer caller is not owner nor approved"
        );

        _transfer(from, to, tokenId);
    }

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

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        require(
            _isApprovedOrOwner(_msgSender(), tokenId),
            "ERC721Psi: transfer caller is not owner nor approved"
        );
        _safeTransfer(from, to, tokenId, _data);
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _transfer(from, to, tokenId);
        require(
            _checkOnERC721Received(from, to, tokenId, 1,_data),
            "ERC721Psi: transfer to non ERC721Receiver implementer"
        );
    }

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

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId)
        internal
        view
        virtual
        returns (bool)
    {
        require(
            _exists(tokenId),
            "ERC721Psi: operator query for nonexistent token"
        );
        address owner = ownerOf(tokenId);
        return (spender == owner ||
            getApproved(tokenId) == spender ||
            isApprovedForAll(owner, spender));
    }

    /**
     * @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) internal virtual {
        _safeMint(to, quantity, "");
    }

    
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal virtual {
        uint256 nextTokenId = _nextTokenId();
        _mint(to, quantity);
        require(
            _checkOnERC721Received(address(0), to, nextTokenId, quantity, _data),
            "ERC721Psi: transfer to non ERC721Receiver implementer"
        );
    }


    function _mint(
        address to,
        uint256 quantity
    ) internal virtual {
        uint256 nextTokenId = _nextTokenId();
        
        require(quantity > 0, "ERC721Psi: quantity must be greater 0");
        require(to != address(0), "ERC721Psi: mint to the zero address");
        
        _beforeTokenTransfers(address(0), to, nextTokenId, quantity);
        _currentIndex += quantity;
        _owners[nextTokenId] = to;
        _batchHead.set(nextTokenId);
        _afterTokenTransfers(address(0), to, nextTokenId, quantity);
        
        // Emit events
        for(uint256 tokenId=nextTokenId; tokenId < nextTokenId + quantity; tokenId++){
            emit Transfer(address(0), to, tokenId);
        } 
    }


    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        (address owner, uint256 tokenIdBatchHead) = _ownerAndBatchHeadOf(tokenId);

        require(
            owner == from,
            "ERC721Psi: transfer of token that is not own"
        );
        require(to != address(0), "ERC721Psi: transfer to the zero address");

        _beforeTokenTransfers(from, to, tokenId, 1);

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

        uint256 subsequentTokenId = tokenId + 1;

        if(!_batchHead.get(subsequentTokenId) &&  
            subsequentTokenId < _nextTokenId()
        ) {
            _owners[subsequentTokenId] = from;
            _batchHead.set(subsequentTokenId);
        }

        _owners[tokenId] = to;
        if(tokenId != tokenIdBatchHead) {
            _batchHead.set(tokenId);
        }

        emit Transfer(from, to, tokenId);

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

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

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param startTokenId uint256 the first ID of the tokens to be transferred
     * @param quantity uint256 amount of the tokens to be transfered.
     * @param _data bytes optional data to send along with the call
     * @return r bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity,
        bytes memory _data
    ) private returns (bool r) {
        if (to.isContract()) {
            r = true;
            for(uint256 tokenId = startTokenId; tokenId < startTokenId + quantity; tokenId++){
                try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
                    r = r && retval == IERC721Receiver.onERC721Received.selector;
                } catch (bytes memory reason) {
                    if (reason.length == 0) {
                        revert("ERC721Psi: transfer to non ERC721Receiver implementer");
                    } else {
                        assembly {
                            revert(add(32, reason), mload(reason))
                        }
                    }
                }
            }
            return r;
        } else {
            return true;
        }
    }

    function _getBatchHead(uint256 tokenId) internal view returns (uint256 tokenIdBatchHead) {
        tokenIdBatchHead = _batchHead.scanForward(tokenId); 
    }


    function totalSupply() public virtual view returns (uint256) {
        return _totalMinted();
    }

    /**
     * @dev Returns an array of token IDs owned by `owner`.
     *
     * This function scans the ownership mapping and is O(`totalSupply`) in complexity.
     * It is meant to be called off-chain.
     *
     * This function is compatiable with ERC721AQueryable.
     */
    function tokensOfOwner(address owner) external view virtual returns (uint256[] memory) {
        unchecked {
            uint256 tokenIdsIdx;
            uint256 tokenIdsLength = balanceOf(owner);
            uint256[] memory tokenIds = new uint256[](tokenIdsLength);
            for (uint256 i = _startTokenId(); tokenIdsIdx != tokenIdsLength; ++i) {
                if (_exists(i)) {
                    if (ownerOf(i) == owner) {
                        tokenIds[tokenIdsIdx++] = i;
                    }
                }
            }
            return tokenIds;   
        }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting.
     *
     * 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`.
     */
    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.
     *
     * 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` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (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 Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        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 (last updated v4.8.0) (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`.
     *
     * 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;

    /**
     * @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 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: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * 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 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 the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @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);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (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 `IERC721Receiver.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 v4.8.0) (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
     *
     * Furthermore, `isContract` will also return true if the target contract within
     * the same transaction is already scheduled for destruction by `SELFDESTRUCT`,
     * which only has an effect at the end of a transaction.
     * ====
     *
     * [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://consensys.net/diligence/blog/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 functionCallWithValue(target, data, 0, "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");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or 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 {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // 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
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (utils/Base64.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides a set of functions to operate with Base64 strings.
 *
 * _Available since v4.5._
 */
library Base64 {
    /**
     * @dev Base64 Encoding/Decoding Table
     */
    string internal constant _TABLE = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

    /**
     * @dev Converts a `bytes` to its Bytes64 `string` representation.
     */
    function encode(bytes memory data) internal pure returns (string memory) {
        /**
         * Inspired by Brecht Devos (Brechtpd) implementation - MIT licence
         * https://github.com/Brechtpd/base64/blob/e78d9fd951e7b0977ddca77d92dc85183770daf4/base64.sol
         */
        if (data.length == 0) return "";

        // Loads the table into memory
        string memory table = _TABLE;

        // Encoding takes 3 bytes chunks of binary data from `bytes` data parameter
        // and split into 4 numbers of 6 bits.
        // The final Base64 length should be `bytes` data length multiplied by 4/3 rounded up
        // - `data.length + 2`  -> Round up
        // - `/ 3`              -> Number of 3-bytes chunks
        // - `4 *`              -> 4 characters for each chunk
        string memory result = new string(4 * ((data.length + 2) / 3));

        /// @solidity memory-safe-assembly
        assembly {
            // Prepare the lookup table (skip the first "length" byte)
            let tablePtr := add(table, 1)

            // Prepare result pointer, jump over length
            let resultPtr := add(result, 32)

            // Run over the input, 3 bytes at a time
            for {
                let dataPtr := data
                let endPtr := add(data, mload(data))
            } lt(dataPtr, endPtr) {

            } {
                // Advance 3 bytes
                dataPtr := add(dataPtr, 3)
                let input := mload(dataPtr)

                // To write each character, shift the 3 bytes (18 bits) chunk
                // 4 times in blocks of 6 bits for each character (18, 12, 6, 0)
                // and apply logical AND with 0x3F which is the number of
                // the previous character in the ASCII table prior to the Base64 Table
                // The result is then added to the table to get the character to write,
                // and finally write it in the result pointer but with a left shift
                // of 256 (1 byte) - 8 (1 ASCII char) = 248 bits

                mstore8(resultPtr, mload(add(tablePtr, and(shr(18, input), 0x3F))))
                resultPtr := add(resultPtr, 1) // Advance

                mstore8(resultPtr, mload(add(tablePtr, and(shr(12, input), 0x3F))))
                resultPtr := add(resultPtr, 1) // Advance

                mstore8(resultPtr, mload(add(tablePtr, and(shr(6, input), 0x3F))))
                resultPtr := add(resultPtr, 1) // Advance

                mstore8(resultPtr, mload(add(tablePtr, and(input, 0x3F))))
                resultPtr := add(resultPtr, 1) // Advance
            }

            // When data `bytes` is not exactly 3 bytes long
            // it is padded with `=` characters at the end
            switch mod(mload(data), 3)
            case 1 {
                mstore8(sub(resultPtr, 1), 0x3d)
                mstore8(sub(resultPtr, 2), 0x3d)
            }
            case 2 {
                mstore8(sub(resultPtr, 1), 0x3d)
            }
        }

        return result;
    }
}

// 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 (last updated v4.7.0) (utils/StorageSlot.sol)
// This file was procedurally generated from scripts/generate/templates/StorageSlot.js.

pragma solidity ^0.8.0;

/**
 * @dev Library for reading and writing primitive types to specific storage slots.
 *
 * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
 * This library helps with reading and writing to such slots without the need for inline assembly.
 *
 * The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
 *
 * Example usage to set ERC1967 implementation slot:
 * ```solidity
 * contract ERC1967 {
 *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
 *
 *     function _getImplementation() internal view returns (address) {
 *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
 *     }
 *
 *     function _setImplementation(address newImplementation) internal {
 *         require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 *
 * _Available since v4.1 for `address`, `bool`, `bytes32`, `uint256`._
 * _Available since v4.9 for `string`, `bytes`._
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    struct StringSlot {
        string value;
    }

    struct BytesSlot {
        bytes value;
    }

    /**
     * @dev Returns an `AddressSlot` with member `value` located at `slot`.
     */
    function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.
     */
    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
     */
    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.
     */
    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `StringSlot` with member `value` located at `slot`.
     */
    function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `StringSlot` representation of the string storage pointer `store`.
     */
    function getStringSlot(string storage store) internal pure returns (StringSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := store.slot
        }
    }

    /**
     * @dev Returns an `BytesSlot` with member `value` located at `slot`.
     */
    function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`.
     */
    function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := store.slot
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";
import "./math/SignedMath.sol";

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _SYMBOLS = "0123456789abcdef";
    uint8 private constant _ADDRESS_LENGTH = 20;

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
            }
            while (true) {
                ptr--;
                /// @solidity memory-safe-assembly
                assembly {
                    mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
                }
                value /= 10;
                if (value == 0) break;
            }
            return buffer;
        }
    }

    /**
     * @dev Converts a `int256` to its ASCII `string` decimal representation.
     */
    function toString(int256 value) internal pure returns (string memory) {
        return string(abi.encodePacked(value < 0 ? "-" : "", toString(SignedMath.abs(value))));
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        unchecked {
            return toHexString(value, Math.log256(value) + 1);
        }
    }

    /**
     * @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] = _SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }

    /**
     * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
     */
    function toHexString(address addr) internal pure returns (string memory) {
        return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
    }

    /**
     * @dev Returns true if the two strings are equal.
     */
    function equal(string memory a, string memory b) internal pure returns (bool) {
        return keccak256(bytes(a)) == keccak256(bytes(b));
    }
}

// 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);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1, "Math: mulDiv overflow");

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10 ** 64) {
                value /= 10 ** 64;
                result += 64;
            }
            if (value >= 10 ** 32) {
                value /= 10 ** 32;
                result += 32;
            }
            if (value >= 10 ** 16) {
                value /= 10 ** 16;
                result += 16;
            }
            if (value >= 10 ** 8) {
                value /= 10 ** 8;
                result += 8;
            }
            if (value >= 10 ** 4) {
                value /= 10 ** 4;
                result += 4;
            }
            if (value >= 10 ** 2) {
                value /= 10 ** 2;
                result += 2;
            }
            if (value >= 10 ** 1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10 ** result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 256, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result << 3) < value ? 1 : 0);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/SignedMath.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard signed math utilities missing in the Solidity language.
 */
library SignedMath {
    /**
     * @dev Returns the largest of two signed numbers.
     */
    function max(int256 a, int256 b) internal pure returns (int256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two signed numbers.
     */
    function min(int256 a, int256 b) internal pure returns (int256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two signed numbers without overflow.
     * The result is rounded towards zero.
     */
    function average(int256 a, int256 b) internal pure returns (int256) {
        // Formula from the book "Hacker's Delight"
        int256 x = (a & b) + ((a ^ b) >> 1);
        return x + (int256(uint256(x) >> 255) & (a ^ b));
    }

    /**
     * @dev Returns the absolute unsigned value of a signed value.
     */
    function abs(int256 n) internal pure returns (uint256) {
        unchecked {
            // must be unchecked in order to support `n = type(int256).min`
            return uint256(n >= 0 ? n : -n);
        }
    }
}

// SPDX-License-Identifier: MIT
/**
   _____       ___     ___ __           ____  _ __      
  / ___/____  / (_)___/ (_) /___  __   / __ )(_) /______
  \__ \/ __ \/ / / __  / / __/ / / /  / __  / / __/ ___/
 ___/ / /_/ / / / /_/ / / /_/ /_/ /  / /_/ / / /_(__  ) 
/____/\____/_/_/\__,_/_/\__/\__, /  /_____/_/\__/____/  
                           /____/                        

- npm: https://www.npmjs.com/package/solidity-bits
- github: https://github.com/estarriolvetch/solidity-bits

 */
pragma solidity ^0.8.0;

import "./BitScan.sol";
import "./Popcount.sol";

/**
 * @dev This Library is a modified version of Openzeppelin's BitMaps library with extra features.
 *
 * 1. Functions of finding the index of the closest set bit from a given index are added.
 *    The indexing of each bucket is modifed to count from the MSB to the LSB instead of from the LSB to the MSB.
 *    The modification of indexing makes finding the closest previous set bit more efficient in gas usage.
 * 2. Setting and unsetting the bitmap consecutively.
 * 3. Accounting number of set bits within a given range.   
 *
*/

/**
 * @dev Library for managing uint256 to bool mapping in a compact and efficient way, providing the keys are sequential.
 * Largelly inspired by Uniswap's https://github.com/Uniswap/merkle-distributor/blob/master/contracts/MerkleDistributor.sol[merkle-distributor].
 */

library BitMaps {
    using BitScan for uint256;
    uint256 private constant MASK_INDEX_ZERO = (1 << 255);
    uint256 private constant MASK_FULL = type(uint256).max;

    struct BitMap {
        mapping(uint256 => uint256) _data;
    }

    /**
     * @dev Returns whether the bit at `index` is set.
     */
    function get(BitMap storage bitmap, uint256 index) internal view returns (bool) {
        uint256 bucket = index >> 8;
        uint256 mask = MASK_INDEX_ZERO >> (index & 0xff);
        return bitmap._data[bucket] & mask != 0;
    }

    /**
     * @dev Sets the bit at `index` to the boolean `value`.
     */
    function setTo(
        BitMap storage bitmap,
        uint256 index,
        bool value
    ) internal {
        if (value) {
            set(bitmap, index);
        } else {
            unset(bitmap, index);
        }
    }

    /**
     * @dev Sets the bit at `index`.
     */
    function set(BitMap storage bitmap, uint256 index) internal {
        uint256 bucket = index >> 8;
        uint256 mask = MASK_INDEX_ZERO >> (index & 0xff);
        bitmap._data[bucket] |= mask;
    }

    /**
     * @dev Unsets the bit at `index`.
     */
    function unset(BitMap storage bitmap, uint256 index) internal {
        uint256 bucket = index >> 8;
        uint256 mask = MASK_INDEX_ZERO >> (index & 0xff);
        bitmap._data[bucket] &= ~mask;
    }


    /**
     * @dev Consecutively sets `amount` of bits starting from the bit at `startIndex`.
     */    
    function setBatch(BitMap storage bitmap, uint256 startIndex, uint256 amount) internal {
        uint256 bucket = startIndex >> 8;

        uint256 bucketStartIndex = (startIndex & 0xff);

        unchecked {
            if(bucketStartIndex + amount < 256) {
                bitmap._data[bucket] |= MASK_FULL << (256 - amount) >> bucketStartIndex;
            } else {
                bitmap._data[bucket] |= MASK_FULL >> bucketStartIndex;
                amount -= (256 - bucketStartIndex);
                bucket++;

                while(amount > 256) {
                    bitmap._data[bucket] = MASK_FULL;
                    amount -= 256;
                    bucket++;
                }

                bitmap._data[bucket] |= MASK_FULL << (256 - amount);
            }
        }
    }


    /**
     * @dev Consecutively unsets `amount` of bits starting from the bit at `startIndex`.
     */    
    function unsetBatch(BitMap storage bitmap, uint256 startIndex, uint256 amount) internal {
        uint256 bucket = startIndex >> 8;

        uint256 bucketStartIndex = (startIndex & 0xff);

        unchecked {
            if(bucketStartIndex + amount < 256) {
                bitmap._data[bucket] &= ~(MASK_FULL << (256 - amount) >> bucketStartIndex);
            } else {
                bitmap._data[bucket] &= ~(MASK_FULL >> bucketStartIndex);
                amount -= (256 - bucketStartIndex);
                bucket++;

                while(amount > 256) {
                    bitmap._data[bucket] = 0;
                    amount -= 256;
                    bucket++;
                }

                bitmap._data[bucket] &= ~(MASK_FULL << (256 - amount));
            }
        }
    }

    /**
     * @dev Returns number of set bits within a range.
     */
    function popcountA(BitMap storage bitmap, uint256 startIndex, uint256 amount) internal view returns(uint256 count) {
        uint256 bucket = startIndex >> 8;

        uint256 bucketStartIndex = (startIndex & 0xff);

        unchecked {
            if(bucketStartIndex + amount < 256) {
                count +=  Popcount.popcount256A(
                    bitmap._data[bucket] & (MASK_FULL << (256 - amount) >> bucketStartIndex)
                );
            } else {
                count += Popcount.popcount256A(
                    bitmap._data[bucket] & (MASK_FULL >> bucketStartIndex)
                );
                amount -= (256 - bucketStartIndex);
                bucket++;

                while(amount > 256) {
                    count += Popcount.popcount256A(bitmap._data[bucket]);
                    amount -= 256;
                    bucket++;
                }
                count += Popcount.popcount256A(
                    bitmap._data[bucket] & (MASK_FULL << (256 - amount))
                );
            }
        }
    }

    /**
     * @dev Returns number of set bits within a range.
     */
    function popcountB(BitMap storage bitmap, uint256 startIndex, uint256 amount) internal view returns(uint256 count) {
        uint256 bucket = startIndex >> 8;

        uint256 bucketStartIndex = (startIndex & 0xff);

        unchecked {
            if(bucketStartIndex + amount < 256) {
                count +=  Popcount.popcount256B(
                    bitmap._data[bucket] & (MASK_FULL << (256 - amount) >> bucketStartIndex)
                );
            } else {
                count += Popcount.popcount256B(
                    bitmap._data[bucket] & (MASK_FULL >> bucketStartIndex)
                );
                amount -= (256 - bucketStartIndex);
                bucket++;

                while(amount > 256) {
                    count += Popcount.popcount256B(bitmap._data[bucket]);
                    amount -= 256;
                    bucket++;
                }
                count += Popcount.popcount256B(
                    bitmap._data[bucket] & (MASK_FULL << (256 - amount))
                );
            }
        }
    }


    /**
     * @dev Find the closest index of the set bit before `index`.
     */
    function scanForward(BitMap storage bitmap, uint256 index) internal view returns (uint256 setBitIndex) {
        uint256 bucket = index >> 8;

        // index within the bucket
        uint256 bucketIndex = (index & 0xff);

        // load a bitboard from the bitmap.
        uint256 bb = bitmap._data[bucket];

        // offset the bitboard to scan from `bucketIndex`.
        bb = bb >> (0xff ^ bucketIndex); // bb >> (255 - bucketIndex)
        
        if(bb > 0) {
            unchecked {
                setBitIndex = (bucket << 8) | (bucketIndex -  bb.bitScanForward256());    
            }
        } else {
            while(true) {
                require(bucket > 0, "BitMaps: The set bit before the index doesn't exist.");
                unchecked {
                    bucket--;
                }
                // No offset. Always scan from the least significiant bit now.
                bb = bitmap._data[bucket];
                
                if(bb > 0) {
                    unchecked {
                        setBitIndex = (bucket << 8) | (255 -  bb.bitScanForward256());
                        break;
                    }
                } 
            }
        }
    }

    function getBucket(BitMap storage bitmap, uint256 bucket) internal view returns (uint256) {
        return bitmap._data[bucket];
    }
}

// SPDX-License-Identifier: MIT
/**
   _____       ___     ___ __           ____  _ __      
  / ___/____  / (_)___/ (_) /___  __   / __ )(_) /______
  \__ \/ __ \/ / / __  / / __/ / / /  / __  / / __/ ___/
 ___/ / /_/ / / / /_/ / / /_/ /_/ /  / /_/ / / /_(__  ) 
/____/\____/_/_/\__,_/_/\__/\__, /  /_____/_/\__/____/  
                           /____/                        

- npm: https://www.npmjs.com/package/solidity-bits
- github: https://github.com/estarriolvetch/solidity-bits

 */

pragma solidity ^0.8.0;


library BitScan {
    uint256 constant private DEBRUIJN_256 = 0x818283848586878898a8b8c8d8e8f929395969799a9b9d9e9faaeb6bedeeff;
    bytes constant private LOOKUP_TABLE_256 = hex"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";

    /**
        @dev Isolate the least significant set bit.
     */ 
    function isolateLS1B256(uint256 bb) pure internal returns (uint256) {
        require(bb > 0);
        unchecked {
            return bb & (0 - bb);
        }
    } 

    /**
        @dev Isolate the most significant set bit.
     */ 
    function isolateMS1B256(uint256 bb) pure internal returns (uint256) {
        require(bb > 0);
        unchecked {
            bb |= bb >> 128;
            bb |= bb >> 64;
            bb |= bb >> 32;
            bb |= bb >> 16;
            bb |= bb >> 8;
            bb |= bb >> 4;
            bb |= bb >> 2;
            bb |= bb >> 1;
            
            return (bb >> 1) + 1;
        }
    } 

    /**
        @dev Find the index of the lest significant set bit. (trailing zero count)
     */ 
    function bitScanForward256(uint256 bb) pure internal returns (uint8) {
        unchecked {
            return uint8(LOOKUP_TABLE_256[(isolateLS1B256(bb) * DEBRUIJN_256) >> 248]);
        }   
    }

    /**
        @dev Find the index of the most significant set bit.
     */ 
    function bitScanReverse256(uint256 bb) pure internal returns (uint8) {
        unchecked {
            return 255 - uint8(LOOKUP_TABLE_256[((isolateMS1B256(bb) * DEBRUIJN_256) >> 248)]);
        }   
    }

    function log2(uint256 bb) pure internal returns (uint8) {
        unchecked {
            return uint8(LOOKUP_TABLE_256[(isolateMS1B256(bb) * DEBRUIJN_256) >> 248]);
        } 
    }
}

// SPDX-License-Identifier: MIT
/**
   _____       ___     ___ __           ____  _ __      
  / ___/____  / (_)___/ (_) /___  __   / __ )(_) /______
  \__ \/ __ \/ / / __  / / __/ / / /  / __  / / __/ ___/
 ___/ / /_/ / / / /_/ / / /_/ /_/ /  / /_/ / / /_(__  ) 
/____/\____/_/_/\__,_/_/\__/\__, /  /_____/_/\__/____/  
                           /____/                        

- npm: https://www.npmjs.com/package/solidity-bits
- github: https://github.com/estarriolvetch/solidity-bits

 */

pragma solidity ^0.8.0;

library Popcount {
    uint256 private constant m1 = 0x5555555555555555555555555555555555555555555555555555555555555555;
    uint256 private constant m2 = 0x3333333333333333333333333333333333333333333333333333333333333333;
    uint256 private constant m4 = 0x0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f;
    uint256 private constant h01 = 0x0101010101010101010101010101010101010101010101010101010101010101;

    function popcount256A(uint256 x) internal pure returns (uint256 count) {
        unchecked{
            for (count=0; x!=0; count++)
                x &= x - 1;
        }
    }

    function popcount256B(uint256 x) internal pure returns (uint256) {
        if (x == type(uint256).max) {
            return 256;
        }
        unchecked {
            x -= (x >> 1) & m1;             //put count of each 2 bits into those 2 bits
            x = (x & m2) + ((x >> 2) & m2); //put count of each 4 bits into those 4 bits 
            x = (x + (x >> 4)) & m4;        //put count of each 8 bits into those 8 bits 
            x = (x * h01) >> 248;  //returns left 8 bits of x + (x<<8) + (x<<16) + (x<<24) + ... 
        }
        return x;
    }
}

{
  "remappings": [
    "@openzeppelin/=lib/openzeppelin-contracts/",
    "@projectopensea/operator-filter-registry/=lib/operator-filter-registry/",
    "@solmate/=lib/solmate/src/",
    "ERC1155Delta/=lib/ERC1155Delta/contracts/",
    "ERC721Psi/=lib/ERC721Psi/contracts/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "openzeppelin-contracts-upgradeable/=lib/operator-filter-registry/lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "operator-filter-registry/=lib/operator-filter-registry/",
    "prb-test/=lib/prb-test/src/",
    "solidity-bits/=lib/solidity-bits/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_renderer","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"QueryForNonexistentToken","type":"error"},{"inputs":[],"name":"TisSoulbound","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":false,"internalType":"uint256","name":"_fromTokenId","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_toTokenId","type":"uint256"}],"name":"BatchMetadataUpdate","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"MetadataUpdate","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":"amountMinted","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":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"creator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"emitMetadataUpdate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getAmountMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"address","name":"_owner","type":"address"}],"name":"getOwnedTokenIds","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mintStakingSBT","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renderer","outputs":[{"internalType":"contract IConnorRendererV0","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newRendererAddress","type":"address"}],"name":"setRendererContract","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newStakingContract","type":"address"}],"name":"setStakingContract","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"stakingContract","outputs":[{"internalType":"contract IStakingContract","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"tokensOfOwner","outputs":[{"internalType":"uint256[]","name":"","type":"uint256[]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0000000000000000000000007539cd8af910ff2ec05f06374d84da73ebd97f25

-----Decoded View---------------
Arg [0] : _renderer (address): 0x7539cD8af910fF2eC05f06374d84dA73ebd97f25

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000007539cd8af910ff2ec05f06374d84da73ebd97f25