// SPDX-License-Identifier: MIT

pragma solidity 0.8.22;

import "./interfaces/v0.8.x/IAdminACLV0.sol";
import {IAdminACLV0_Extended} from "./interfaces/v0.8.x/IAdminACLV0_Extended.sol";
import "@openzeppelin-4.7/contracts/access/Ownable.sol";
import "@openzeppelin-4.7/contracts/utils/introspection/ERC165.sol";

/**
 * @title Admin ACL contract, V0.
 * @author Art Blocks Inc.
 * @notice Privileged Roles and Ownership:
 * This contract has a single superAdmin that passes all ACL checks. All checks
 * for any other address will return false.
 * The superAdmin can be changed by the current superAdmin.
 * Care must be taken to ensure that the admin ACL contract is secure behind a
 * multi-sig or other secure access control mechanism.
 */
contract AdminACLV0 is IAdminACLV0, IAdminACLV0_Extended, ERC165 {
    string public AdminACLType = "AdminACLV0";

    /// superAdmin is the only address that passes any and all ACL checks
    address public superAdmin;

    constructor() {
        superAdmin = msg.sender;
    }

    /**
     * @notice Allows superAdmin change the superAdmin address.
     * @param _newSuperAdmin The new superAdmin address.
     * @param _genArt721CoreAddressesToUpdate Array of genArt721Core
     * addresses to update to the new superAdmin, for indexing purposes only.
     * @dev this function is gated to only superAdmin address.
     */
    function changeSuperAdmin(
        address _newSuperAdmin,
        address[] calldata _genArt721CoreAddressesToUpdate
    ) external {
        require(msg.sender == superAdmin, "Only superAdmin");
        address previousSuperAdmin = superAdmin;
        superAdmin = _newSuperAdmin;
        emit SuperAdminTransferred(
            previousSuperAdmin,
            _newSuperAdmin,
            _genArt721CoreAddressesToUpdate
        );
    }

    /**
     * Calls transferOwnership on other contract from this contract.
     * This is useful for updating to a new AdminACL contract.
     * @dev this function is gated to only superAdmin address.
     * @dev This implementation requires that the new AdminACL contract
     * broadcasts support of IAdminACLV0 via ERC165 interface detection.
     */
    function transferOwnershipOn(
        address _contract,
        address _newAdminACL
    ) external {
        require(msg.sender == superAdmin, "Only superAdmin");
        // ensure new AdminACL contract supports IAdminACLV0
        require(
            ERC165(_newAdminACL).supportsInterface(
                type(IAdminACLV0).interfaceId
            ),
            "AdminACLV0: new admin ACL does not support IAdminACLV0"
        );
        Ownable(_contract).transferOwnership(_newAdminACL);
    }

    /**
     * @notice Calls renounceOwnership on other contract from this contract.
     * @dev this function is gated to only superAdmin address.
     */
    function renounceOwnershipOn(address _contract) external {
        require(msg.sender == superAdmin, "Only superAdmin");
        Ownable(_contract).renounceOwnership();
    }

    /**
     * @notice Checks if sender `_sender` is allowed to call function with selector
     * `_selector` on contract `_contract`. Returns true if sender is superAdmin.
     */
    function allowed(
        address _sender,
        address /*_contract*/,
        bytes4 /*_selector*/
    ) external view returns (bool) {
        return superAdmin == _sender;
    }

    /**
     * @inheritdoc ERC165
     */
    function supportsInterface(
        bytes4 interfaceId
    ) public view virtual override(ERC165) returns (bool) {
        return
            interfaceId == type(IAdminACLV0).interfaceId ||
            // @dev IAdminACLV0_Extended added after original deployments, so do not rely on it
            // being present in all AdminACLV0 contracts.
            interfaceId == type(IAdminACLV0_Extended).interfaceId ||
            super.supportsInterface(interfaceId);
    }
}

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

pragma solidity ^0.8.0;

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

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

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

pragma solidity ^0.8.0;

import "./IERC165.sol";

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

// SPDX-License-Identifier: LGPL-3.0-only
// Created By: Art Blocks Inc.

pragma solidity ^0.8.0;

interface IAdminACLV0 {
    /**
     * @notice Token ID `_tokenId` minted to `_to`.
     * @param previousSuperAdmin The previous superAdmin address.
     * @param newSuperAdmin The new superAdmin address.
     * @param genArt721CoreAddressesToUpdate Array of genArt721Core
     * addresses to update to the new superAdmin, for indexing purposes only.
     */
    event SuperAdminTransferred(
        address indexed previousSuperAdmin,
        address indexed newSuperAdmin,
        address[] genArt721CoreAddressesToUpdate
    );

    /// Type of the Admin ACL contract, e.g. "AdminACLV0"
    function AdminACLType() external view returns (string memory);

    /// super admin address
    function superAdmin() external view returns (address);

    /**
     * @notice Calls transferOwnership on other contract from this contract.
     * This is useful for updating to a new AdminACL contract.
     * @dev this function should be gated to only superAdmin-like addresses.
     */
    function transferOwnershipOn(
        address _contract,
        address _newAdminACL
    ) external;

    /**
     * @notice Calls renounceOwnership on other contract from this contract.
     * @dev this function should be gated to only superAdmin-like addresses.
     */
    function renounceOwnershipOn(address _contract) external;

    /**
     * @notice Checks if sender `_sender` is allowed to call function with selector
     * `_selector` on contract `_contract`.
     */
    function allowed(
        address _sender,
        address _contract,
        bytes4 _selector
    ) external returns (bool);
}

// SPDX-License-Identifier: LGPL-3.0-only
// Created By: Art Blocks Inc.

pragma solidity ^0.8.0;

import "./IAdminACLV0.sol";

interface IAdminACLV0_Extended is IAdminACLV0 {
    /**
     * @notice Allows superAdmin change the superAdmin address.
     * @param _newSuperAdmin The new superAdmin address.
     * @param _genArt721CoreAddressesToUpdate Array of genArt721Core
     * addresses to update to the new superAdmin, for indexing purposes only.
     * @dev this function is gated to only superAdmin address.
     */
    function changeSuperAdmin(
        address _newSuperAdmin,
        address[] calldata _genArt721CoreAddressesToUpdate
    ) external;
}

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

pragma solidity ^0.8.0;

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

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

pragma solidity ^0.8.0;

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

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

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

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

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

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

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

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

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

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

{
  "compilationTarget": {
    "contracts/AdminACLV0.sol": "AdminACLV0"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 10
  },
  "remappings": []
}