Contract 0x46Ac8540d698167FCBb9e846511Beb8CF8af9BD8 1

 
Txn Hash
Method
Block
From
To
Value
0x8b7b79dcb837d116793abafe306d93c999a0e872e2944a8a44e870401e466152Transfer From153174002022-08-10 23:53:521 min agoENS Name darkbluechain.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00307581 35.04518225
0xfad7f83a069281d8e140aa32bdc5479ca237229a5b3227bb40f47dbf18bed869Set Approval For...153165062022-08-10 20:35:163 hrs 19 mins ago0x65fccb7ef61a55fd5ea8de064d0532a7810e2395 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00078652 16.84746814
0xa3ea21fe2ffd90cf102a43b277ac64bdc0e7b58794e719653160a87e942fb378Safe Transfer Fr...153162822022-08-10 19:45:194 hrs 9 mins ago0x47d8404fcd1c52e6642c7ed374fab052b381ccc1 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00231686 26.07083584
0x2e3a1d96e3f90c9a887ead986247f4eca44a032ac69a588520b293bfa5cfc805Set Approval For...153160512022-08-10 18:54:365 hrs ago0x3feaa35631d40a7c17e395e6d2ef16f275183afa IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00263229 56.38414844
0x2fbd9de26537aaf8ea0500b0ed18589c4e91d12fe5d23ec96d4bfc0463b8ee8eSafe Transfer Fr...153159502022-08-10 18:26:185 hrs 28 mins agoENS Name groundhogday.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00319699 35.97468072
0x5b0a848ce8442e03e3360fd7df684497592a68582c1084e797a63eee2f0f1fdeSet Approval For...153148882022-08-10 14:33:259 hrs 21 mins ago0x2353fac5a6d013f60e5d326cd11df1d1b4b7d585 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00255297 54.68522245
0x5df0f306ecafe64dbc8a1b8958b3c4896cdfbc0f4e1c6d99af557a4e23285780Set Approval For...153103752022-08-09 21:24:351 day 2 hrs agoENS Name cbin.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00059949 12.84131556
0xb7d72cc003bd2162c4447b88fc621dc97b0bb1fdeafb854b8ee27f48755feb31Set Approval For...153094202022-08-09 17:58:531 day 5 hrs agoENS Name mimcrypt.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00093014 19.92378539
0x00cb9e8988c81dfad79c6d09883d4eca927cac0e3f87bd0e01c8f1752e986801Set Approval For...153093382022-08-09 17:39:121 day 6 hrs ago0xad1970fc3886df3bac6a7f10c981626ac8d06422 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00127299 27.26768381
0x97ac6131ea5579c922508780f28efa69bb8b2ed5156808bfac294a0d30e68595Set Approval For...153090742022-08-09 16:34:361 day 7 hrs agoENS Name jakesnake24.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00110803 23.73419569
0xb7542f9bb6ca7984806d5431594e888e037fcfaf2eda3a9017983511e9c65c4dTransfer From153084642022-08-09 14:15:171 day 9 hrs agoBryan Brinkman IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00378477 44.53775087
0x6c3fc193444f9ebbf2bd7b117b0ef541dc3bceff73cd45bcbde08b19fd5304c3Set Approval For...153062962022-08-09 6:05:081 day 17 hrs agoENS Name chungknows.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00048467 10.36326062
0x69325627b82c0b4cdc4bc92df784e8265d8be8a36f34c2cce1ae5c87b5e5497dSet Approval For...153057532022-08-09 3:58:571 day 19 hrs agoENS Name ultrahot.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00044775 9.59100528
0xebd7d807feabea260fb9c147d90b969866091056a79c318c62599c1a0f53bac3Set Approval For...153056422022-08-09 3:35:441 day 20 hrs agoENS Name fez.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00065756 14.08523612
0x1af37e6d56d251ab300a3db09fa5e31b78ead1a726cd00283933f010d74c60f8Set Approval For...153047202022-08-09 0:03:551 day 23 hrs ago0x7d1027421fa6b8071a7b59364d6bd28d9d46b01d IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.0014095 30.19186855
0x9041a879341819da265561e32d41982b03621f568a55bf56d448be862da00764Set Approval For...153039572022-08-08 21:17:182 days 2 hrs ago0x53f876543f450c7edc7654e6b240923dc475e177 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00104472 22.37809684
0x99d44ba7b506289fd9e3c218109c3e42d1997572cf7f9f3eb852eb433a51e9e7Set Approval For...153024822022-08-08 15:57:282 days 7 hrs ago0x6041f881358c71d64bc9253c9ba0391df69f7d98 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00135328 28.98755128
0x8bf7c0101070c3ecbf463bf833ca3d3b714c5f4157246dad528aa8d89914f460Set Approval For...153015522022-08-08 12:26:272 days 11 hrs agoENS Name 0xflipstate.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00118275 25.3346907
0xc1294761f9e61b2ef14edf92a3e9da065a2185163feddf2fea1b770ba403bc75Set Approval For...152994212022-08-08 4:18:472 days 19 hrs agoENS Name onilk.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00023717 9.54168857
0xe807e247a484007712ac57cf7c775036d19ab7e1980f11244d8de0c716bca1b1Set Approval For...152993422022-08-08 3:59:412 days 19 hrs ago0x3cbd2b675c4449d29998593db4be947a05d418f8 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00043141 9.24089464
0xab263e1f29763abe4af7b6299ec92eaa25a313d975452c291d4ab8d18fcb2482Set Approval For...152987102022-08-08 1:35:162 days 22 hrs agoENS Name onilk.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00048716 10.41634037
0xa87dd2dbf7bf81892a23b887b0e196af45f1dbb4a7061bdaf47560623c4783a3Transfer From152982572022-08-07 23:52:573 days 2 mins ago0xffce3c7f204d1063da2abc09cc30761ed0bfb6dd IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00067983 8
0x43e8db51638cca2656443359afb470803ddc0bffad36bd4916fcd82652a65a06Set Approval For...152970322022-08-07 19:14:013 days 4 hrs ago0xe9f7d35e197f5c05f2e90284e6f599fa7e078ac3 IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.0003018 12.14153987
0x881c815432dee6db4a50d67fc00cb86bc95fbba302b29b1cfd6db58e91e53ef3Transfer From152969822022-08-07 19:02:123 days 4 hrs agoENS Name rainbowvault.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00083324 11.04117309
0xc174cc3380d570ef60a76207a039a8e373fb58d7231f2b1b386ed6d5b4f5abafSet Approval For...152959522022-08-07 15:20:063 days 8 hrs agoENS Name shanghairen.eth IN  0x46ac8540d698167fcbb9e846511beb8cf8af9bd80 Ether0.00045826 9.81612572
[ Download CSV Export 
View more zero value Internal Transactions in Advanced View mode
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
QuantumArt

Compiler Version
v0.8.0+commit.c7dfd78e

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
File 1 of 26 : QuantumArt.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "./interfaces/IQuantumArtSeeder.sol";
import "./interfaces/IQuantumArt.sol";
import "./OSContractURI.sol";
import "./Manageable.sol";
import "./ERC2981.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/structs/BitMaps.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

contract QuantumArt is ERC2981, IQuantumArt, OSContractURI, Ownable, Manageable, ERC721Enumerable {
    using Strings for uint256;
    using BitMaps for BitMaps.BitMap;

    struct Drop {
        address artist;
        uint128 circulating;
        uint128 max;
    }

    event DropCreated(uint256 dropId);

    IQuantumArtSeeder public quantumSeeder;

    bytes32 public constant MINTER_ROLE = keccak256("MINTER_ROLE");

    mapping (uint => uint) public tokenIdToDrop;
    mapping (uint => string) public dropToIPFS;

    mapping (uint => Drop) private _drops;
    BitMaps.BitMap private _isDropUnpaused;
    uint private constant SEPARATOR = 10**4;
    uint private _nextDropId;
    string private _baseTokenURI;
    address private _treasury;

    constructor(address admin, address treasury, address seeder) 
    ERC721("Quantum Art", "QART") {
        _setupRole(DEFAULT_ADMIN_ROLE, admin);
        _treasury = treasury;
        quantumSeeder = IQuantumArtSeeder(seeder);
    }

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

    function setBaseURI(string memory baseTokenURI) onlyRole(DEFAULT_ADMIN_ROLE) public {
        _baseTokenURI = baseTokenURI;
    }

    function setContractURI(string calldata uri) onlyRole(DEFAULT_ADMIN_ROLE) override public {
        super.setContractURI(uri);
    }

    function setRoyalteFee(uint256 fee) onlyRole(DEFAULT_ADMIN_ROLE) override public {
        royaltyFee = fee;
    }

    function setMinter(address minter) onlyRole(DEFAULT_ADMIN_ROLE) public {
        grantRole(MINTER_ROLE, minter);
    }

    function unsetMinter(address minter) onlyRole(DEFAULT_ADMIN_ROLE) public {
        revokeRole(MINTER_ROLE, minter);
    }

    function setManager(address manager) onlyRole(DEFAULT_ADMIN_ROLE) public {
        grantRole(MANAGER_ROLE, manager);
    }

    function unsetManager(address manager) onlyRole(DEFAULT_ADMIN_ROLE) public {
        revokeRole(MANAGER_ROLE, manager);
    }

    function setSeeder(address seeder) onlyRole(DEFAULT_ADMIN_ROLE) public {
        quantumSeeder = IQuantumArtSeeder(seeder);
    }

    function createDrop(address artist, uint128 max) onlyRole(MANAGER_ROLE) public {
        require(max < SEPARATOR); //avoid writing over next drop's tokens
        emit DropCreated(_nextDropId);
        _drops[_nextDropId++] = Drop({artist:artist, max:max, circulating:0});
    }

    function setDropIPFS(uint256 dropId, string calldata cid) onlyRole(MANAGER_ROLE) public {
        dropToIPFS[dropId] = cid;
    }

    function unpauseDrop(uint256 dropId, bool shouldUnpause) onlyRole(MANAGER_ROLE) public {
        if (shouldUnpause) _isDropUnpaused.set(dropId);
        else _isDropUnpaused.unset(dropId);
    }

    function mintTo(uint256 dropId, address to) onlyRole(MINTER_ROLE) public override returns (uint256) {
        require(_isDropUnpaused.get(dropId), "MINT:DROP PAUSED");
        require(_drops[dropId].circulating + 1 <= _drops[dropId].max, "MINT:DROP MAX REACHED");
        uint256 tokenId = (dropId * SEPARATOR) + (_drops[dropId].circulating++);
        tokenIdToDrop[tokenId] = dropId;
        _safeMint(to, tokenId);
        return tokenId;
    }

    function burn(uint256 tokenId) public override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "BURN:CALLER ISN'T OWNER OR APPROVED");
        super._burn(tokenId);
    }

    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        uint256 virtualTokenId = tokenId - (tokenIdToDrop[tokenId] * SEPARATOR);
        uint256 dropId = tokenIdToDrop[tokenId];
        uint256 seed = quantumSeeder.dropIdToSeed(dropId);
        //shuffle metadata
        uint256 shuffledVTI = (virtualTokenId + seed) % _drops[dropId].max;
        if (bytes(dropToIPFS[dropId]).length > 0) {
            return string(abi.encodePacked("ipfs://", dropToIPFS[dropId], "/", shuffledVTI.toString()));
        } else {
            return string(abi.encodePacked(_baseURI(), dropId.toString(), "/", shuffledVTI.toString()));
        }
    }

    function getArtist(uint256 dropId) public view override returns (address) {
        return _drops[dropId].artist;
    }

    function royaltyInfo(uint256 tokenId, uint256 salePrice) public override view returns (
        address receiver,
        uint256 royaltyAmount
    ) {
        return (_treasury, (salePrice * royaltyFee) / 10000);
    }

    function drops(uint256 dropId) public view returns (address artist, uint128 circulating, uint128 max, bool exists, bool paused) {
        Drop memory drop = _drops[dropId];
        artist = drop.artist;
        circulating = drop.circulating;
        max = drop.max;
        exists = drop.artist != address(0x0) && drop.max != 0;
        paused = !_isDropUnpaused.get(dropId);
    }

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

    function supportsInterface(bytes4 interfaceId) public view virtual override(AccessControlEnumerable, ERC721Enumerable, ERC2981) returns (bool) {
        return super.supportsInterface(interfaceId);
    }
}

File 2 of 26 : Strings.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

File 3 of 26 : BitMaps.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

/**
 * @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 {
    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 = 1 << (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 = 1 << (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 = 1 << (index & 0xff);
        bitmap._data[bucket] &= ~mask;
    }
}

File 4 of 26 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

File 5 of 26 : ERC721Enumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

File 6 of 26 : ERC2981.sol
//SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "@openzeppelin/contracts/interfaces/IERC2981.sol";
import "@openzeppelin/contracts/utils/introspection/ERC165.sol";

abstract contract ERC2981 is IERC2981, ERC165 {

    /*
    % * 10000
    example : 5% -> 0.05 * 10000
    */
    uint256 internal royaltyFee;

    function setRoyalteFee(uint256 fee) public virtual;

    function royaltyInfo(uint256 tokenId,uint256 salePrice) public virtual override(IERC2981) view returns (
        address receiver,
        uint256 royaltyAmount
    );

    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC2981).interfaceId ||
            super.supportsInterface(interfaceId);
    }
}

File 7 of 26 : Manageable.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/access/AccessControlEnumerable.sol";

abstract contract Manageable is AccessControlEnumerable {
    bytes32 public constant MANAGER_ROLE = keccak256("MANAGER_ROLE");
}

File 8 of 26 : OSContractURI.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;


abstract contract OSContractURI {

    string internal _contractURI;

    function contractURI() public view returns (string memory) {
        return _contractURI;
    }

    function setContractURI(string calldata uri) virtual public {
        _contractURI = uri;
    }
}

File 9 of 26 : IQuantumArt.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IQuantumArt {
    function mintTo(uint256 dropId, address artist) external returns (uint256);
    function burn(uint256 tokenId) external;
    function getArtist(uint256 dropId) external view returns (address);
}

File 10 of 26 : IQuantumArtSeeder.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IQuantumArtSeeder {
    function dropIdToSeed(uint256 dropId) view external returns (uint256);
}

File 11 of 26 : AccessControlEnumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IAccessControlEnumerable.sol";
import "./AccessControl.sol";
import "../utils/structs/EnumerableSet.sol";

/**
 * @dev Extension of {AccessControl} that allows enumerating the members of each role.
 */
abstract contract AccessControlEnumerable is IAccessControlEnumerable, AccessControl {
    using EnumerableSet for EnumerableSet.AddressSet;

    mapping(bytes32 => EnumerableSet.AddressSet) private _roleMembers;

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

    /**
     * @dev Returns one of the accounts that have `role`. `index` must be a
     * value between 0 and {getRoleMemberCount}, non-inclusive.
     *
     * Role bearers are not sorted in any particular way, and their ordering may
     * change at any point.
     *
     * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure
     * you perform all queries on the same block. See the following
     * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]
     * for more information.
     */
    function getRoleMember(bytes32 role, uint256 index) public view override returns (address) {
        return _roleMembers[role].at(index);
    }

    /**
     * @dev Returns the number of accounts that have `role`. Can be used
     * together with {getRoleMember} to enumerate all bearers of a role.
     */
    function getRoleMemberCount(bytes32 role) public view override returns (uint256) {
        return _roleMembers[role].length();
    }

    /**
     * @dev Overload {grantRole} to track enumerable memberships
     */
    function grantRole(bytes32 role, address account) public virtual override(AccessControl, IAccessControl) {
        super.grantRole(role, account);
        _roleMembers[role].add(account);
    }

    /**
     * @dev Overload {revokeRole} to track enumerable memberships
     */
    function revokeRole(bytes32 role, address account) public virtual override(AccessControl, IAccessControl) {
        super.revokeRole(role, account);
        _roleMembers[role].remove(account);
    }

    /**
     * @dev Overload {renounceRole} to track enumerable memberships
     */
    function renounceRole(bytes32 role, address account) public virtual override(AccessControl, IAccessControl) {
        super.renounceRole(role, account);
        _roleMembers[role].remove(account);
    }

    /**
     * @dev Overload {_setupRole} to track enumerable memberships
     */
    function _setupRole(bytes32 role, address account) internal virtual override {
        super._setupRole(role, account);
        _roleMembers[role].add(account);
    }
}

File 12 of 26 : ERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

File 13 of 26 : IERC2981.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Interface for the NFT Royalty Standard
 */
interface IERC2981 is IERC165 {
    /**
     * @dev Called with the sale price to determine how much royalty is owed and to whom.
     * @param tokenId - the NFT asset queried for royalty information
     * @param salePrice - the sale price of the NFT asset specified by `tokenId`
     * @return receiver - address of who should be sent the royalty payment
     * @return royaltyAmount - the royalty payment amount for `salePrice`
     */
    function royaltyInfo(uint256 tokenId, uint256 salePrice)
        external
        view
        returns (address receiver, uint256 royaltyAmount);
}

File 14 of 26 : IERC721Enumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

File 15 of 26 : ERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IERC721.sol";
import "./IERC721Receiver.sol";
import "./extensions/IERC721Metadata.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/Strings.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension, but not including the Enumerable extension, which is available separately as
 * {ERC721Enumerable}.
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

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

    // Mapping owner address to token count
    mapping(address => uint256) private _balances;

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

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

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

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

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

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _owners[tokenId];
        require(owner != address(0), "ERC721: owner query for nonexistent token");
        return owner;
    }

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

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

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

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

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

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

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

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

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

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

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

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

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _owners[tokenId] != address(0);
    }

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

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(
        address to,
        uint256 tokenId,
        bytes memory _data
    ) internal virtual {
        _mint(to, tokenId);
        require(
            _checkOnERC721Received(address(0), to, tokenId, _data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

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

        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(address(0), to, tokenId);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

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

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

        _balances[owner] -= 1;
        delete _owners[tokenId];

        emit Transfer(owner, address(0), tokenId);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

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

        _balances[from] -= 1;
        _balances[to] += 1;
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits a {Approval} event.
     */
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) private returns (bool) {
        if (to.isContract()) {
            try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, _data) returns (bytes4 retval) {
                return retval == IERC721Receiver.onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert("ERC721: transfer to non ERC721Receiver implementer");
                } else {
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

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

File 16 of 26 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

File 17 of 26 : IERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

File 18 of 26 : IERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

File 19 of 26 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

File 20 of 26 : IERC721Metadata.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC721.sol";

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

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

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

File 21 of 26 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

File 22 of 26 : IERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

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

File 23 of 26 : EnumerableSet.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)
 * and `uint256` (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

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

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

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

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

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

            if (lastIndex != toDeleteIndex) {
                bytes32 lastvalue = set._values[lastIndex];

                // Move the last value to the index where the value to delete is
                set._values[toDeleteIndex] = lastvalue;
                // Update the index for the moved value
                set._indexes[lastvalue] = valueIndex; // Replace lastvalue's index to valueIndex
            }

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

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

            return true;
        } else {
            return false;
        }
    }

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

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

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

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

    // Bytes32Set

    struct Bytes32Set {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _add(set._inner, value);
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _remove(set._inner, value);
    }

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

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

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
        return _at(set._inner, index);
    }

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

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value) internal returns (bool) {
        return _add(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value) internal returns (bool) {
        return _remove(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value) internal view returns (bool) {
        return _contains(set._inner, bytes32(uint256(uint160(value))));
    }

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

    /**
     * @dev Returns the value stored at position `index` in the set. O(1).
     *
     * Note that there are no guarantees on the ordering of values inside the
     * array, and it may change when more values are added or removed.
     *
     * Requirements:
     *
     * - `index` must be strictly less than {length}.
     */
    function at(AddressSet storage set, uint256 index) internal view returns (address) {
        return address(uint160(uint256(_at(set._inner, index))));
    }

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

        assembly {
            result := store
        }

        return result;
    }

    // UintSet

    struct UintSet {
        Set _inner;
    }

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

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

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

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

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

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

        assembly {
            result := store
        }

        return result;
    }
}

File 24 of 26 : AccessControl.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IAccessControl.sol";
import "../utils/Context.sol";
import "../utils/Strings.sol";
import "../utils/introspection/ERC165.sol";

/**
 * @dev Contract module that allows children to implement role-based access
 * control mechanisms. This is a lightweight version that doesn't allow enumerating role
 * members except through off-chain means by accessing the contract event logs. Some
 * applications may benefit from on-chain enumerability, for those cases see
 * {AccessControlEnumerable}.
 *
 * Roles are referred to by their `bytes32` identifier. These should be exposed
 * in the external API and be unique. The best way to achieve this is by
 * using `public constant` hash digests:
 *
 * ```
 * bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
 * ```
 *
 * Roles can be used to represent a set of permissions. To restrict access to a
 * function call, use {hasRole}:
 *
 * ```
 * function foo() public {
 *     require(hasRole(MY_ROLE, msg.sender));
 *     ...
 * }
 * ```
 *
 * Roles can be granted and revoked dynamically via the {grantRole} and
 * {revokeRole} functions. Each role has an associated admin role, and only
 * accounts that have a role's admin role can call {grantRole} and {revokeRole}.
 *
 * By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means
 * that only accounts with this role will be able to grant or revoke other
 * roles. More complex role relationships can be created by using
 * {_setRoleAdmin}.
 *
 * WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to
 * grant and revoke this role. Extra precautions should be taken to secure
 * accounts that have been granted it.
 */
abstract contract AccessControl is Context, IAccessControl, ERC165 {
    struct RoleData {
        mapping(address => bool) members;
        bytes32 adminRole;
    }

    mapping(bytes32 => RoleData) private _roles;

    bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;

    /**
     * @dev Modifier that checks that an account has a specific role. Reverts
     * with a standardized message including the required role.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     *
     * _Available since v4.1._
     */
    modifier onlyRole(bytes32 role) {
        _checkRole(role, _msgSender());
        _;
    }

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

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) public view override returns (bool) {
        return _roles[role].members[account];
    }

    /**
     * @dev Revert with a standard message if `account` is missing `role`.
     *
     * The format of the revert reason is given by the following regular expression:
     *
     *  /^AccessControl: account (0x[0-9a-f]{40}) is missing role (0x[0-9a-f]{64})$/
     */
    function _checkRole(bytes32 role, address account) internal view {
        if (!hasRole(role, account)) {
            revert(
                string(
                    abi.encodePacked(
                        "AccessControl: account ",
                        Strings.toHexString(uint160(account), 20),
                        " is missing role ",
                        Strings.toHexString(uint256(role), 32)
                    )
                )
            );
        }
    }

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) public view override returns (bytes32) {
        return _roles[role].adminRole;
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function grantRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _grantRole(role, account);
    }

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function revokeRole(bytes32 role, address account) public virtual override onlyRole(getRoleAdmin(role)) {
        _revokeRole(role, account);
    }

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been granted `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     */
    function renounceRole(bytes32 role, address account) public virtual override {
        require(account == _msgSender(), "AccessControl: can only renounce roles for self");

        _revokeRole(role, account);
    }

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event. Note that unlike {grantRole}, this function doesn't perform any
     * checks on the calling account.
     *
     * [WARNING]
     * ====
     * This function should only be called from the constructor when setting
     * up the initial roles for the system.
     *
     * Using this function in any other way is effectively circumventing the admin
     * system imposed by {AccessControl}.
     * ====
     */
    function _setupRole(bytes32 role, address account) internal virtual {
        _grantRole(role, account);
    }

    /**
     * @dev Sets `adminRole` as ``role``'s admin role.
     *
     * Emits a {RoleAdminChanged} event.
     */
    function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
        bytes32 previousAdminRole = getRoleAdmin(role);
        _roles[role].adminRole = adminRole;
        emit RoleAdminChanged(role, previousAdminRole, adminRole);
    }

    function _grantRole(bytes32 role, address account) private {
        if (!hasRole(role, account)) {
            _roles[role].members[account] = true;
            emit RoleGranted(role, account, _msgSender());
        }
    }

    function _revokeRole(bytes32 role, address account) private {
        if (hasRole(role, account)) {
            _roles[role].members[account] = false;
            emit RoleRevoked(role, account, _msgSender());
        }
    }
}

File 25 of 26 : IAccessControlEnumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./IAccessControl.sol";

/**
 * @dev External interface of AccessControlEnumerable declared to support ERC165 detection.
 */
interface IAccessControlEnumerable is IAccessControl {
    /**
     * @dev Returns one of the accounts that have `role`. `index` must be a
     * value between 0 and {getRoleMemberCount}, non-inclusive.
     *
     * Role bearers are not sorted in any particular way, and their ordering may
     * change at any point.
     *
     * WARNING: When using {getRoleMember} and {getRoleMemberCount}, make sure
     * you perform all queries on the same block. See the following
     * https://forum.openzeppelin.com/t/iterating-over-elements-on-enumerableset-in-openzeppelin-contracts/2296[forum post]
     * for more information.
     */
    function getRoleMember(bytes32 role, uint256 index) external view returns (address);

    /**
     * @dev Returns the number of accounts that have `role`. Can be used
     * together with {getRoleMember} to enumerate all bearers of a role.
     */
    function getRoleMemberCount(bytes32 role) external view returns (uint256);
}

File 26 of 26 : IAccessControl.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev External interface of AccessControl declared to support ERC165 detection.
 */
interface IAccessControl {
    /**
     * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
     *
     * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
     * {RoleAdminChanged} not being emitted signaling this.
     *
     * _Available since v3.1._
     */
    event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);

    /**
     * @dev Emitted when `account` is granted `role`.
     *
     * `sender` is the account that originated the contract call, an admin role
     * bearer except when using {AccessControl-_setupRole}.
     */
    event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Emitted when `account` is revoked `role`.
     *
     * `sender` is the account that originated the contract call:
     *   - if using `revokeRole`, it is the admin role bearer
     *   - if using `renounceRole`, it is the role bearer (i.e. `account`)
     */
    event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) external view returns (bool);

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {AccessControl-_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) external view returns (bytes32);

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function grantRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function revokeRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been granted `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     */
    function renounceRole(bytes32 role, address account) external;
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"admin","type":"address"},{"internalType":"address","name":"treasury","type":"address"},{"internalType":"address","name":"seeder","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"dropId","type":"uint256"}],"name":"DropCreated","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":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"previousAdminRole","type":"bytes32"},{"indexed":true,"internalType":"bytes32","name":"newAdminRole","type":"bytes32"}],"name":"RoleAdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleGranted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"bytes32","name":"role","type":"bytes32"},{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":true,"internalType":"address","name":"sender","type":"address"}],"name":"RoleRevoked","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":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MANAGER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MINTER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"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":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"contractURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"artist","type":"address"},{"internalType":"uint128","name":"max","type":"uint128"}],"name":"createDrop","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"dropToIPFS","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"dropId","type":"uint256"}],"name":"drops","outputs":[{"internalType":"address","name":"artist","type":"address"},{"internalType":"uint128","name":"circulating","type":"uint128"},{"internalType":"uint128","name":"max","type":"uint128"},{"internalType":"bool","name":"exists","type":"bool"},{"internalType":"bool","name":"paused","type":"bool"}],"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":"dropId","type":"uint256"}],"name":"getArtist","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleAdmin","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"getRoleMember","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"}],"name":"getRoleMemberCount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"grantRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","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":"uint256","name":"dropId","type":"uint256"},{"internalType":"address","name":"to","type":"address"}],"name":"mintTo","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"quantumSeeder","outputs":[{"internalType":"contract IQuantumArtSeeder","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"renounceRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"revokeRole","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint256","name":"royaltyAmount","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":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseTokenURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"uri","type":"string"}],"name":"setContractURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"dropId","type":"uint256"},{"internalType":"string","name":"cid","type":"string"}],"name":"setDropIPFS","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"manager","type":"address"}],"name":"setManager","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"minter","type":"address"}],"name":"setMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"fee","type":"uint256"}],"name":"setRoyalteFee","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"seeder","type":"address"}],"name":"setSeeder","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"tokenIdToDrop","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"dropId","type":"uint256"},{"internalType":"bool","name":"shouldUnpause","type":"bool"}],"name":"unpauseDrop","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"manager","type":"address"}],"name":"unsetManager","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"minter","type":"address"}],"name":"unsetMinter","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000e0faf18f33c307ca812b80c771ad3c9e5f043fe9000000000000000000000000e0faf18f33c307ca812b80c771ad3c9e5f043fe9000000000000000000000000af1652741ab25b9ce1654095dd0a663cbb719b3c

-----Decoded View---------------
Arg [0] : admin (address): 0xe0faf18f33c307ca812b80c771ad3c9e5f043fe9
Arg [1] : treasury (address): 0xe0faf18f33c307ca812b80c771ad3c9e5f043fe9
Arg [2] : seeder (address): 0xaf1652741ab25b9ce1654095dd0a663cbb719b3c

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 000000000000000000000000e0faf18f33c307ca812b80c771ad3c9e5f043fe9
Arg [1] : 000000000000000000000000e0faf18f33c307ca812b80c771ad3c9e5f043fe9
Arg [2] : 000000000000000000000000af1652741ab25b9ce1654095dd0a663cbb719b3c


Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
Loading
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.