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0x106bc563FbcD2Edc023133494975F14228b5578C

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Contract Source Code Verified (Exact Match)

Contract Name:
GigaNoobNFTBeforeUpdateHandler

Compiler Version
v0.8.28+commit.7893614a

ZkSolc Version
v1.5.7

Optimization Enabled:
Yes with Mode 3

Other Settings:
cancun EvmVersion

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 13 : GigaNoobNFTBeforeUpdateHandler.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.9;

import {IERC721UpdateHandler} from "../IERC721UpdateHandler.sol";
import {GameRegistryConsumer} from "../../core/GameRegistryConsumer.sol";
import {IAccountSystem, ID as ACCOUNT_SYSTEM_ID} from "../../accountsystem/IAccountSystem.sol";
import {IGigaNoobNFT} from "./IGigaNoobNFT.sol";

uint256 constant ID = uint256(keccak256("game.gigaverse.updateHandler.giganoobnft"));


contract GigaNoobNFTBeforeUpdateHandler is IERC721UpdateHandler, GameRegistryConsumer {
    
    constructor(address gameRegistryAddress) GameRegistryConsumer(gameRegistryAddress, ID) {

    }
    
    /**
     * Before transfer hook for NFTs. Performs any trait checks needed before transfer
     *
     * @param tokenContract     Address of the token contract
     * @param to           Address of the recipient
     * @param tokenId             Token ID
     */
    function update(
        address tokenContract,
        address to,
        uint256 tokenId,
        address //auth
    ) external override {
        IAccountSystem accountSystem = IAccountSystem(_gameRegistry.getSystem(ACCOUNT_SYSTEM_ID));
        IGigaNoobNFT gigaNoobNFT = IGigaNoobNFT(tokenContract);
        if (gigaNoobNFT.exists(tokenId)) {
            address prevOwner = gigaNoobNFT.ownerOf(tokenId);
            if (prevOwner != address(0) && accountSystem.getPlayerNoobId(prevOwner) == tokenId) {
                accountSystem.setPlayerNoob(prevOwner, 0);
            }
        }

        if (accountSystem.getPlayerNoobId(to) == 0) {
            accountSystem.setPlayerNoob(to, tokenId);
        }   
    }
}

File 2 of 13 : IERC721UpdateHandler.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.9;

interface IERC721UpdateHandler {
    /**
     * Before transfer hook for NFTs. Performs any trait checks needed before transfer
     *
     * @param tokenContract     Address of the token contract
     * @param to           Address of the recipient
     * @param tokenId             Token ID
     * @param auth               Auth address
     */
    function update(
        address tokenContract,
        address to,
        uint256 tokenId,
        address auth
    ) external;
}

File 3 of 13 : GameRegistryConsumer.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.13;

import {ReentrancyGuard} from "@openzeppelin/contracts/utils/ReentrancyGuard.sol";
import {PAUSER_ROLE, MANAGER_ROLE} from "../constants/RoleConstants.sol";

import {ISystem} from "./ISystem.sol";
import {IGameRegistry, IERC165} from "./IGameRegistry.sol";
import {IDataStore, ID as DATA_STORE_ID} from "../db/IDataStore.sol";
import {DEPLOYER_ROLE} from "../constants/RoleConstants.sol";
/** @title Contract that lets a child contract access the GameRegistry contract */
abstract contract GameRegistryConsumer is
    ReentrancyGuard,
    ISystem
{
    /// @notice Whether or not the contract is paused
    bool private _paused;

    /// @notice Reference to the game registry that this contract belongs to
    IGameRegistry internal _gameRegistry;

    /// @notice Id for the system/component
    uint256 private _id;

    /** EVENTS **/

    /// @dev Emitted when the pause is triggered by `account`.
    event Paused(address account);

    /// @dev Emitted when the pause is lifted by `account`.
    event Unpaused(address account);

    /** ERRORS **/

    /// @notice Not authorized to perform action
    error MissingRole(address account, bytes32 expectedRole);

    /** MODIFIERS **/

    /// @notice Modifier to verify a user has the appropriate role to call a given function
    modifier onlyRole(bytes32 role) {
        _checkRole(role, msg.sender);
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        _requireNotPaused();
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        _requirePaused();
        _;
    }

    /** ERRORS **/

    /// @notice Error if the game registry specified is invalid
    error InvalidGameRegistry();

    /** SETUP **/

    /** @return ID for this system */
    function getId() public view override returns (uint256) {
        return _id;
    }

    /**
     * Pause/Unpause the contract
     *
     * @param shouldPause Whether or pause or unpause
     */
    function setPaused(bool shouldPause) external onlyRole(PAUSER_ROLE) {
        if (shouldPause) {
            _pause();
        } else {
            _unpause();
        }
    }

    /**
     * @dev Returns true if the contract OR the GameRegistry is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused || _gameRegistry.paused();
    }

    /**
     * Sets the GameRegistry contract address for this contract
     *
     * @param gameRegistryAddress  Address for the GameRegistry contract
     */
    function setGameRegistry(
        address gameRegistryAddress
    ) external onlyRole(MANAGER_ROLE) {
        _gameRegistry = IGameRegistry(gameRegistryAddress);

        if (gameRegistryAddress == address(0)) {
            revert InvalidGameRegistry();
        }
    }

    /** @return GameRegistry contract for this contract */
    function getGameRegistry() external view returns (IGameRegistry) {
        return _gameRegistry;
    }

    /** INTERNAL **/

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function _hasAccessRole(
        bytes32 role,
        address account
    ) internal view returns (bool) {
        return _gameRegistry.hasAccessRole(role, 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 virtual {
        if (!_gameRegistry.hasAccessRole(role, account)) {
            revert MissingRole(account, role);
        }
    }

    /** @return Returns the dataStore for this contract */
    function _dataStore() internal view returns (IDataStore) {
        return IDataStore(_getSystem(DATA_STORE_ID));
    }

    /** @return Address for a given system */
    function _getSystem(uint256 systemId) internal view returns (address) {
        return _gameRegistry.getSystem(systemId);
    }


    /** PAUSABLE **/

    /**
     * @dev Throws if the contract is paused.
     */
    function _requireNotPaused() internal view virtual {
        require(!paused(), "Pausable: paused");
    }

    /**
     * @dev Throws if the contract is not paused.
     */
    function _requirePaused() internal view virtual {
        require(paused(), "Pausable: not paused");
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual {
        require(_paused == false, "Pausable: not paused");
        _paused = true;
        emit Paused(msg.sender);
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual {
        require(_paused == true, "Pausable: not paused");
        _paused = false;
        emit Unpaused(msg.sender);
    }

    function initialize() external virtual onlyRole(DEPLOYER_ROLE) { }

    /**
     * Constructor for this contract
     *
     * @param gameRegistryAddress Address of the GameRegistry contract
     * @param id                  Id of the system/component
     */
    constructor(
        address gameRegistryAddress,
        uint256 id
    ) {
        _gameRegistry = IGameRegistry(gameRegistryAddress);

        if (gameRegistryAddress == address(0)) {
            revert InvalidGameRegistry();
        }

        _paused = true;
        _id = id;
    }

}

File 4 of 13 : IAccountSystem.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "@openzeppelin/contracts/utils/introspection/IERC165.sol";

uint256 constant ID = uint256(keccak256("game.gigaverse.system.account"));

interface IAccountSystem is IERC165 {

    function setPrice(uint256 _price, uint256 _redeemableTokenId) external;

    function mintWithEth(string memory _username) external payable;

    function mintWithGameItem(string memory _username) external;

    function getPlayerUsernameId(address player) external view returns (uint256);

    function getPlayerNoobId(address player) external view returns (uint256);

    function mintPrice() external view returns (uint256);

    function setUsername(address to, uint256 tokenId) external;

    function setPlayerNoob(address to, uint256 tokenId) external;

    function removeUsername(address player) external;

    function changeUsername(uint256 tokenId) external;

    function setMintPrice(uint256 newPrice) external;

    function withdraw() external;
}

File 5 of 13 : IGigaNoobNFT.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.9;

import {IGameNFT} from "../gamenft/IGameNFT.sol";

uint256 constant ID = uint256(keccak256("game.gigaverse.giganoobnft"));

interface IGigaNoobNFT is IGameNFT {
    function mint(address to) external returns (uint256);
}

File 6 of 13 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/ReentrancyGuard.sol)

pragma solidity ^0.8.20;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If EIP-1153 (transient storage) is available on the chain you're deploying at,
 * consider using {ReentrancyGuardTransient} instead.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

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

    uint256 private _status;

    /**
     * @dev Unauthorized reentrant call.
     */
    error ReentrancyGuardReentrantCall();

    constructor() {
        _status = NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        _nonReentrantBefore();
        _;
        _nonReentrantAfter();
    }

    function _nonReentrantBefore() private {
        // On the first call to nonReentrant, _status will be NOT_ENTERED
        if (_status == ENTERED) {
            revert ReentrancyGuardReentrantCall();
        }

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

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

    /**
     * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a
     * `nonReentrant` function in the call stack.
     */
    function _reentrancyGuardEntered() internal view returns (bool) {
        return _status == ENTERED;
    }
}

File 7 of 13 : RoleConstants.sol
// SPDX-License-Identifier: MIT LICENSE
pragma solidity ^0.8.9;
// Pauser Role - Can pause the game
bytes32 constant PAUSER_ROLE = keccak256("PAUSER_ROLE");

// Minter Role - Can mint items, NFTs, and ERC20 currency
bytes32 constant MINTER_ROLE = keccak256("MINTER_ROLE");

// Manager Role - Can manage the shop, loot tables, and other game data
bytes32 constant MANAGER_ROLE = keccak256("MANAGER_ROLE");

// Depoloyer Role - Can Deploy new Systems
bytes32 constant DEPLOYER_ROLE = keccak256("DEPLOYER_ROLE");

// Game Logic Contract - Contract that executes game logic and accesses other systems
bytes32 constant GAME_LOGIC_CONTRACT_ROLE = keccak256("GAME_LOGIC_CONTRACT_ROLE");

// For functions callable from game server
bytes32 constant SERVER_JUDGE_ROLE = keccak256("SERVER_JUDGE_ROLE");

File 8 of 13 : ISystem.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.9;

import "@openzeppelin/contracts/utils/introspection/IERC165.sol";

/**
 * Defines a system the game engine
 */
interface ISystem {
    /** @return The ID for the system. Ex: a uint256 casted keccak256 hash */
    function getId() external view returns (uint256);

    function initialize() external;
}

File 9 of 13 : IGameRegistry.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.9;

import "@openzeppelin/contracts/utils/introspection/IERC165.sol";

// @title Interface the game's ACL / Management Layer
interface IGameRegistry is IERC165 {
    /**
     * @dev Returns `true` if `account` has been granted `role`.
     * @param role The role to query
     * @param account The address to query
     */
    function hasAccessRole(
        bytes32 role,
        address account
    ) external view returns (bool);

    /**
     * @return Whether or not the registry is paused
     */
    function paused() external view returns (bool);

    /**
     * Registers a system by id
     *
     * @param systemId          Id of the system
     * @param systemAddress     Address of the system contract
     */
    function registerSystem(uint256 systemId, address systemAddress, bool isGameLogicContract) external;

    /**
     * @param systemId Id of the system
     * @return System based on an id
     */
    function getSystem(uint256 systemId) external view returns (address);
}

File 10 of 13 : IDataStore.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

uint256 constant ID = uint256(keccak256("game.gigaverse.datastore"));

interface IDataStore  {
    enum ColumnType { NONE, UINT256, INT256, BOOL, ADDRESS, BYTES32, STRING, UINT256_ARRAY }

    event ValueSet(uint256 indexed tableId, uint256 indexed docId, uint256 indexed colId, bytes32 value);
    event StringValueSet(uint256 indexed tableId, uint256 indexed docId, uint256 indexed colId, string value);
    event ArrayValueSet(uint256 indexed tableId, uint256 indexed docId, uint256 indexed colId, bytes32[] value);
    event ColumnTypeSet(uint256 indexed colId, ColumnType columnType);


    function setValue(uint256 tableId, uint256 docId, uint256 colId, bytes32 value) external;

    function getValue(uint256 tableId, uint256 docId, uint256 colId) external view returns (bytes32);

    function setColumnType(uint256 colId, ColumnType columnType) external;

    function getColumnType(uint256 colId) external view returns (ColumnType);

    // Type-specific setters
    function setUint256(uint256 tableId, uint256 docId, uint256 colId, uint256 value) external;
    function setInt256(uint256 tableId, uint256 docId, uint256 colId, int256 value) external;
    function setBool(uint256 tableId, uint256 docId, uint256 colId, bool value) external;
    function setAddress(uint256 tableId, uint256 docId, uint256 colId, address value) external;
    function setBytes32(uint256 tableId, uint256 docId, uint256 colId, bytes32 value) external;
    function setString(uint256 tableId, uint256 docId, uint256 colId, string memory value) external;


    // Type-specific getters
    function getUint256(uint256 tableId, uint256 docId, uint256 colId) external view returns (uint256);
    function getInt256(uint256 tableId, uint256 docId, uint256 colId) external view returns (int256);
    function getBool(uint256 tableId, uint256 docId, uint256 colId) external view returns (bool);
    function getAddress(uint256 tableId, uint256 docId, uint256 colId) external view returns (address);
    function getBytes32(uint256 tableId, uint256 docId, uint256 colId) external view returns (bytes32);
    function getString(uint256 tableId, uint256 docId, uint256 colId) external view returns (string memory);
    function deleteValue(uint256 tableId, uint256 docId, uint256 colId) external;
    function hasValue(uint256 tableId, uint256 docId, uint256 colId) external view returns (bool);
}

File 11 of 13 : IERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/introspection/IERC165.sol)

pragma solidity ^0.8.20;

/**
 * @dev Interface of the ERC-165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[ERC].
 *
 * 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[ERC 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 12 of 13 : IGameNFT.sol
// SPDX-License-Identifier: MIT LICENSE

pragma solidity ^0.8.13;

import {IERC721} from "@openzeppelin/contracts/token/ERC721/IERC721.sol";

/**
 * @title Interface for game NFTs that have stats and other properties
 */
interface IGameNFT is IERC721 {
    /**
     * @param account Account to check hold time of
     * @param tokenId Id of the token
     * @return The time in seconds a given account has held a token
     */
    function getTimeHeld(
        address account,
        uint256 tokenId
    ) external view returns (uint32);

    function getLastTransfer(
        uint256 tokenId
    ) external view returns (uint32);

    /**
     * Mints a batch of ERC721 token
     *
     * @param to        Recipient of the token
     * @param amount    Quantity of token to mint
     */
    function mintBatch(address to, uint256 amount) external returns (uint256[] memory);

    function exists(uint256 tokenId) external view returns (bool);
}

File 13 of 13 : IERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.20;

import {IERC165} from "../../utils/introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC-721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

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

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

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

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

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

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC-721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or
     *   {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon
     *   a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC-721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 tokenId) external;

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

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

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

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

Settings
{
  "viaIR": false,
  "codegen": "yul",
  "remappings": [
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "forge-zksync-std/=lib/forge-zksync-std/src/",
    "halmos-cheatcodes/=lib/openzeppelin-contracts-upgradeable/lib/halmos-cheatcodes/src/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/"
  ],
  "evmVersion": "cancun",
  "outputSelection": {
    "*": {
      "*": [
        "abi",
        "metadata"
      ],
      "": [
        "ast"
      ]
    }
  },
  "optimizer": {
    "enabled": true,
    "mode": "3",
    "fallback_to_optimizing_for_size": false,
    "disable_system_request_memoization": true
  },
  "metadata": {},
  "libraries": {},
  "enableEraVMExtensions": false,
  "forceEVMLA": false
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"gameRegistryAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"InvalidGameRegistry","type":"error"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bytes32","name":"expectedRole","type":"bytes32"}],"name":"MissingRole","type":"error"},{"inputs":[],"name":"ReentrancyGuardReentrantCall","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"getGameRegistry","outputs":[{"internalType":"contract IGameRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"gameRegistryAddress","type":"address"}],"name":"setGameRegistry","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"shouldPause","type":"bool"}],"name":"setPaused","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContract","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"address","name":"","type":"address"}],"name":"update","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000b5f84708957e5628c363709ae1d4cb346081fbf6

-----Decoded View---------------
Arg [0] : gameRegistryAddress (address): 0xb5f84708957E5628C363709AE1d4CB346081fbf6

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000b5f84708957e5628c363709ae1d4cb346081fbf6


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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.