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// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "../@openzeppelin/contracts/utils/introspection/ERC165.sol";
import "../@openzeppelin/contracts/utils/introspection/ERC165Checker.sol";
import "../feeDistributorFactory/IFeeDistributorFactory.sol";
import "../assetRecovering/OwnableTokenRecoverer.sol";
import "./IFeeDistributor.sol";
import "../structs/P2pStructs.sol";
import "./BaseFeeDistributor.sol";

/// @title FeeDistributor
contract DeoracleizedFeeDistributor is BaseFeeDistributor {
    /// @dev Set values that are constant, common for all the clients, known at the initial deploy time.
    /// @param _factory address of FeeDistributorFactory
    /// @param _service address of the service (P2P) fee recipient
    constructor(
        address _factory,
        address payable _service
    ) BaseFeeDistributor(_factory, _service) {}

    /// @notice Withdraw
    function withdraw(Withdrawal calldata _withdrawal) external nonReentrant {
        i_factory.checkOperatorOrOwner(msg.sender);

        if (s_clientConfig.recipient == address(0)) {
            revert FeeDistributor__ClientNotSet();
        }

        uint256 clientAmount = uint256(_withdrawal.clientAmount);
        uint256 serviceAmount = uint256(_withdrawal.serviceAmount);
        uint256 referrerAmount = uint256(_withdrawal.referrerAmount);

        if (
            clientAmount + serviceAmount + referrerAmount >
            address(this).balance
        ) {
            revert FeeDistributor__AmountsExceedBalance();
        }

        if (clientAmount + serviceAmount + referrerAmount == 0) {
            revert FeeDistributor__AmountsAreZero();
        }

        if (referrerAmount > 0) {
            if (s_referrerConfig.recipient != address(0)) {
                // if there is a referrer

                // Send ETH to referrer. Ignore the possible yet unlikely revert in the receive function.
                P2pAddressLib._sendValue(
                    s_referrerConfig.recipient,
                    referrerAmount
                );
            } else {
                revert FeeDistributor__ReferrerNotSet();
            }
        }

        if (serviceAmount > 0) {
            // Send ETH to service. Ignore the possible yet unlikely revert in the receive function.
            P2pAddressLib._sendValue(i_service, serviceAmount);
        }

        if (clientAmount > 0) {
            // Send ETH to client. Ignore the possible yet unlikely revert in the receive function.
            P2pAddressLib._sendValue(s_clientConfig.recipient, clientAmount);
        }

        emit FeeDistributor__Withdrawn(
            serviceAmount,
            clientAmount,
            referrerAmount
        );
    }

    /// @inheritdoc Erc4337Account
    function withdrawSelector() public pure override returns (bytes4) {
        return DeoracleizedFeeDistributor.withdraw.selector;
    }
}

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

pragma solidity 0.8.24;

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

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

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

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

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

        _;

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

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

pragma solidity 0.8.24;

import "./IERC165.sol";

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.2) (utils/introspection/ERC165Checker.sol)

pragma solidity 0.8.24;

import "./IERC165.sol";

/**
 * @dev Library used to query support of an interface declared via {IERC165}.
 *
 * Note that these functions return the actual result of the query: they do not
 * `revert` if an interface is not supported. It is up to the caller to decide
 * what to do in these cases.
 */
library ERC165Checker {
    // As per the EIP-165 spec, no interface should ever match 0xffffffff
    bytes4 private constant _INTERFACE_ID_INVALID = 0xffffffff;

    /**
     * @dev Returns true if `account` supports the {IERC165} interface,
     */
    function supportsERC165(address account) internal view returns (bool) {
        // Any contract that implements ERC165 must explicitly indicate support of
        // InterfaceId_ERC165 and explicitly indicate non-support of InterfaceId_Invalid
        return
            _supportsERC165Interface(account, type(IERC165).interfaceId) &&
            !_supportsERC165Interface(account, _INTERFACE_ID_INVALID);
    }

    /**
     * @dev Returns true if `account` supports the interface defined by
     * `interfaceId`. Support for {IERC165} itself is queried automatically.
     *
     * See {IERC165-supportsInterface}.
     */
    function supportsInterface(address account, bytes4 interfaceId) internal view returns (bool) {
        // query support of both ERC165 as per the spec and support of _interfaceId
        return supportsERC165(account) && _supportsERC165Interface(account, interfaceId);
    }

    /**
     * @dev Returns a boolean array where each value corresponds to the
     * interfaces passed in and whether they're supported or not. This allows
     * you to batch check interfaces for a contract where your expectation
     * is that some interfaces may not be supported.
     *
     * See {IERC165-supportsInterface}.
     *
     * _Available since v3.4._
     */
    function getSupportedInterfaces(address account, bytes4[] memory interfaceIds)
        internal
        view
        returns (bool[] memory)
    {
        // an array of booleans corresponding to interfaceIds and whether they're supported or not
        bool[] memory interfaceIdsSupported = new bool[](interfaceIds.length);

        // query support of ERC165 itself
        if (supportsERC165(account)) {
            // query support of each interface in interfaceIds
            for (uint256 i = 0; i < interfaceIds.length; i++) {
                interfaceIdsSupported[i] = _supportsERC165Interface(account, interfaceIds[i]);
            }
        }

        return interfaceIdsSupported;
    }

    /**
     * @dev Returns true if `account` supports all the interfaces defined in
     * `interfaceIds`. Support for {IERC165} itself is queried automatically.
     *
     * Batch-querying can lead to gas savings by skipping repeated checks for
     * {IERC165} support.
     *
     * See {IERC165-supportsInterface}.
     */
    function supportsAllInterfaces(address account, bytes4[] memory interfaceIds) internal view returns (bool) {
        // query support of ERC165 itself
        if (!supportsERC165(account)) {
            return false;
        }

        // query support of each interface in _interfaceIds
        for (uint256 i = 0; i < interfaceIds.length; i++) {
            if (!_supportsERC165Interface(account, interfaceIds[i])) {
                return false;
            }
        }

        // all interfaces supported
        return true;
    }

    /**
     * @notice Query if a contract implements an interface, does not check ERC165 support
     * @param account The address of the contract to query for support of an interface
     * @param interfaceId The interface identifier, as specified in ERC-165
     * @return true if the contract at account indicates support of the interface with
     * identifier interfaceId, false otherwise
     * @dev Assumes that account contains a contract that supports ERC165, otherwise
     * the behavior of this method is undefined. This precondition can be checked
     * with {supportsERC165}.
     * Interface identification is specified in ERC-165.
     */
    function _supportsERC165Interface(address account, bytes4 interfaceId) private view returns (bool) {
        // prepare call
        bytes memory encodedParams = abi.encodeWithSelector(IERC165.supportsInterface.selector, interfaceId);

        // perform static call
        bool success;
        uint256 returnSize;
        uint256 returnValue;
        assembly {
            success := staticcall(30000, account, add(encodedParams, 0x20), mload(encodedParams), 0x00, 0x20)
            returnSize := returndatasize()
            returnValue := mload(0x00)
        }

        return success && returnSize >= 0x20 && returnValue > 0;
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../@openzeppelin/contracts/utils/introspection/IERC165.sol";
import "../access/IOwnable.sol";
import "../feeDistributor/IFeeDistributor.sol";
import "../structs/P2pStructs.sol";

/// @dev External interface of FeeDistributorFactory declared to support ERC165 detection.
interface IFeeDistributorFactory is IOwnable, IERC165 {

    /// @notice Emits when a new FeeDistributor instance has been created for a client
    /// @param _newFeeDistributorAddress address of the newly created FeeDistributor contract instance
    /// @param _clientAddress address of the client for whom the new instance was created
    /// @param _referenceFeeDistributor The address of the reference implementation of FeeDistributor used as the basis for clones
    /// @param _clientBasisPoints client basis points (percent * 100)
    event FeeDistributorFactory__FeeDistributorCreated(
        address indexed _newFeeDistributorAddress,
        address indexed _clientAddress,
        address indexed _referenceFeeDistributor,
        uint96 _clientBasisPoints
    );

    /// @notice Emits when a new P2pEth2Depositor contract address has been set.
    /// @param _p2pEth2Depositor the address of the new P2pEth2Depositor contract
    event FeeDistributorFactory__P2pEth2DepositorSet(
        address indexed _p2pEth2Depositor
    );

    /// @notice Emits when a new value of defaultClientBasisPoints has been set.
    /// @param _defaultClientBasisPoints new value of defaultClientBasisPoints
    event FeeDistributorFactory__DefaultClientBasisPointsSet(
        uint96 _defaultClientBasisPoints
    );

    /// @notice Creates a FeeDistributor instance for a client
    /// @dev _referrerConfig can be zero if there is no referrer.
    ///
    /// @param _referenceFeeDistributor The address of the reference implementation of FeeDistributor used as the basis for clones
    /// @param _clientConfig address and basis points (percent * 100) of the client
    /// @param _referrerConfig address and basis points (percent * 100) of the referrer.
    /// @return newFeeDistributorAddress user FeeDistributor instance that has just been deployed
    function createFeeDistributor(
        address _referenceFeeDistributor,
        FeeRecipient calldata _clientConfig,
        FeeRecipient calldata _referrerConfig
    ) external returns (address newFeeDistributorAddress);

    /// @notice Computes the address of a FeeDistributor created by `createFeeDistributor` function
    /// @dev FeeDistributor instances are guaranteed to have the same address if all of
    /// 1) referenceFeeDistributor 2) clientConfig 3) referrerConfig
    /// are the same
    /// @param _referenceFeeDistributor The address of the reference implementation of FeeDistributor used as the basis for clones
    /// @param _clientConfig address and basis points (percent * 100) of the client
    /// @param _referrerConfig address and basis points (percent * 100) of the referrer.
    /// @return address user FeeDistributor instance that will be or has been deployed
    function predictFeeDistributorAddress(
        address _referenceFeeDistributor,
        FeeRecipient calldata _clientConfig,
        FeeRecipient calldata _referrerConfig
    ) external view returns (address);

    /// @notice Returns an array of client FeeDistributors
    /// @param _client client address
    /// @return address[] array of client FeeDistributors
    function allClientFeeDistributors(
        address _client
    ) external view returns (address[] memory);

    /// @notice Returns an array of all FeeDistributors for all clients
    /// @return address[] array of all FeeDistributors
    function allFeeDistributors() external view returns (address[] memory);

    /// @notice The address of P2pEth2Depositor
    /// @return address of P2pEth2Depositor
    function p2pEth2Depositor() external view returns (address);

    /// @notice Returns default client basis points
    /// @return default client basis points
    function defaultClientBasisPoints() external view returns (uint96);

    /// @notice Returns the current operator
    /// @return address of the current operator
    function operator() external view returns (address);

    /// @notice Reverts if the passed address is neither operator nor owner
    /// @param _address passed address
    function checkOperatorOrOwner(address _address) external view;

    /// @notice Reverts if the passed address is not P2pEth2Depositor
    /// @param _address passed address
    function checkP2pEth2Depositor(address _address) external view;

    /// @notice Reverts if the passed address is neither of: 1) operator 2) owner 3) P2pEth2Depositor
    /// @param _address passed address
    function check_Operator_Owner_P2pEth2Depositor(address _address) external view;
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>, Lido <[email protected]>
// SPDX-License-Identifier: MIT

// https://github.com/lidofinance/lido-otc-seller/blob/master/contracts/lib/AssetRecoverer.sol
pragma solidity 0.8.24;

import "./TokenRecoverer.sol";
import "../access/OwnableBase.sol";

/// @title Token Recoverer with public functions callable by assetAccessingAddress
/// @notice Recover ERC20, ERC721 and ERC1155 from a derived contract
abstract contract OwnableTokenRecoverer is TokenRecoverer, OwnableBase {
    // Functions

    /**
     * @notice transfer an ERC20 token from this contract
     * @dev `SafeERC20.safeTransfer` doesn't always return a bool
     * as it performs an internal `require` check
     * @param _token address of the ERC20 token
     * @param _recipient address to transfer the tokens to
     * @param _amount amount of tokens to transfer
     */
    function transferERC20(
        address _token,
        address _recipient,
        uint256 _amount
    ) external onlyOwner {
        _transferERC20(_token, _recipient, _amount);
    }

    /**
     * @notice transfer an ERC721 token from this contract
     * @dev `IERC721.safeTransferFrom` doesn't always return a bool
     * as it performs an internal `require` check
     * @param _token address of the ERC721 token
     * @param _recipient address to transfer the token to
     * @param _tokenId id of the individual token
     */
    function transferERC721(
        address _token,
        address _recipient,
        uint256 _tokenId
    ) external onlyOwner {
        _transferERC721(_token, _recipient, _tokenId);
    }

    /**
     * @notice transfer an ERC1155 token from this contract
     * @dev see `AssetRecoverer`
     * @param _token address of the ERC1155 token that is being recovered
     * @param _recipient address to transfer the token to
     * @param _tokenId id of the individual token to transfer
     * @param _amount amount of tokens to transfer
     * @param _data data to transfer along
     */
    function transferERC1155(
        address _token,
        address _recipient,
        uint256 _tokenId,
        uint256 _amount,
        bytes calldata _data
    ) external onlyOwner {
        _transferERC1155(_token, _recipient, _tokenId, _amount, _data);
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../@openzeppelin/contracts/utils/introspection/IERC165.sol";
import "../structs/P2pStructs.sol";

/// @dev External interface of FeeDistributor declared to support ERC165 detection.
interface IFeeDistributor is IERC165 {

    /// @notice Emits once the client and the optional referrer have been set.
    /// @param _client address of the client.
    /// @param _clientBasisPoints basis points (percent * 100) of EL rewards that should go to the client
    /// @param _referrer address of the referrer.
    /// @param _referrerBasisPoints basis points (percent * 100) of EL rewards that should go to the referrer
    event FeeDistributor__Initialized(
        address indexed _client,
        uint96 _clientBasisPoints,
        address indexed _referrer,
        uint96 _referrerBasisPoints
    );

    /// @notice Emits on successful withdrawal
    /// @param _serviceAmount how much wei service received
    /// @param _clientAmount how much wei client received
    /// @param _referrerAmount how much wei referrer received
    event FeeDistributor__Withdrawn(
        uint256 _serviceAmount,
        uint256 _clientAmount,
        uint256 _referrerAmount
    );

    /// @notice Emits if case there was some ether left after `withdraw` and it has been sent successfully.
    /// @param _to destination address for ether.
    /// @param _amount how much wei the destination address received.
    event FeeDistributor__EtherRecovered(
        address indexed _to,
        uint256 _amount
    );

    /// @notice Set client address.
    /// @dev Could not be in the constructor since it is different for different clients.
    /// _referrerConfig can be zero if there is no referrer.
    /// @param _clientConfig address and basis points (percent * 100) of the client
    /// @param _referrerConfig address and basis points (percent * 100) of the referrer.
    function initialize(
        FeeRecipient calldata _clientConfig,
        FeeRecipient calldata _referrerConfig
    ) external;

    /// @notice Returns the factory address
    /// @return address factory address
    function factory() external view returns (address);

    /// @notice Returns the service address
    /// @return address service address
    function service() external view returns (address);

    /// @notice Returns the client address
    /// @return address client address
    function client() external view returns (address);

    /// @notice Returns the client basis points
    /// @return uint256 client basis points
    function clientBasisPoints() external view returns (uint256);

    /// @notice Returns the referrer address
    /// @return address referrer address
    function referrer() external view returns (address);

    /// @notice Returns the referrer basis points
    /// @return uint256 referrer basis points
    function referrerBasisPoints() external view returns (uint256);
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../feeDistributor/IFeeDistributor.sol";

/// @dev 256 bit struct
/// @member basisPoints basis points (percent * 100) of EL rewards that should go to the recipient
/// @member recipient address of the recipient
struct FeeRecipient {
    uint96 basisPoints;
    address payable recipient;
}

/// @dev 256 bit struct
/// @member depositedCount the number of deposited validators
/// @member exitedCount the number of validators requested to exit
/// @member collateralReturnedValue amount of ETH returned to the client to cover the collaterals
/// @member cooldownUntil timestamp after which it will be possible to withdraw ignoring the client's revert on ETH receive
struct ValidatorData {
    uint32 depositedCount;
    uint32 exitedCount;
    uint112 collateralReturnedValue;
    uint80 cooldownUntil;
}

/// @dev status of the client deposit
/// @member None default status indicating that no ETH is waiting to be forwarded to Beacon DepositContract
/// @member EthAdded client added ETH
/// @member BeaconDepositInProgress P2P has forwarded some (but not all) ETH to Beacon DepositContract
/// If all ETH has been forwarded, the status will be None.
/// @member ServiceRejected P2P has rejected the service for a given FeeDistributor instance
// The client can get a refund immediately.
enum ClientDepositStatus {
    None,
    EthAdded,
    BeaconDepositInProgress,
    ServiceRejected
}

/// @dev 256 bit struct
/// @member amount ETH in wei to be used for an ETH2 deposit corresponding to a particular FeeDistributor instance
/// @member expiration block timestamp after which the client will be able to get a refund
/// @member status deposit status
/// @member ethAmountPerValidatorInWei amount of ETH to deposit per 1 validator (should be >= 32 and <= 2048)
struct ClientDeposit {
    uint112 amount;
    uint40 expiration;
    ClientDepositStatus status;
    uint96 ethAmountPerValidatorInWei;
}

/// @dev 256 bit struct
/// @member clientAmount ETH in wei to be sent to the client
/// @member serviceAmount ETH in wei to be sent to the service
/// @member referrerAmount ETH in wei to be sent to the referrer
struct Withdrawal {
    uint80 clientAmount;
    uint80 serviceAmount;
    uint80 referrerAmount;
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "../@openzeppelin/contracts/utils/introspection/ERC165.sol";
import "../@openzeppelin/contracts/utils/introspection/ERC165Checker.sol";
import "../feeDistributorFactory/IFeeDistributorFactory.sol";
import "../assetRecovering/OwnableTokenRecoverer.sol";
import "../access/OwnableWithOperator.sol";
import "./IFeeDistributor.sol";
import "./FeeDistributorErrors.sol";
import "../structs/P2pStructs.sol";
import "../lib/P2pAddressLib.sol";
import "./Erc4337Account.sol";

/// @title Common logic for all FeeDistributor types
abstract contract BaseFeeDistributor is
    Erc4337Account,
    OwnableTokenRecoverer,
    OwnableWithOperator,
    ReentrancyGuard,
    ERC165,
    IFeeDistributor
{
    /// @notice FeeDistributorFactory address
    IFeeDistributorFactory internal immutable i_factory;

    /// @notice P2P fee recipient address
    address payable internal immutable i_service;

    /// @notice Client rewards recipient address and basis points
    FeeRecipient internal s_clientConfig;

    /// @notice Referrer rewards recipient address and basis points
    FeeRecipient internal s_referrerConfig;

    /// @notice If caller not client, revert
    modifier onlyClient() {
        address clientAddress = s_clientConfig.recipient;

        if (clientAddress != msg.sender) {
            revert FeeDistributor__CallerNotClient(msg.sender, clientAddress);
        }
        _;
    }

    /// @notice If caller not factory, revert
    modifier onlyFactory() {
        if (msg.sender != address(i_factory)) {
            revert FeeDistributor__NotFactoryCalled(msg.sender, i_factory);
        }
        _;
    }

    /// @dev Set values that are constant, common for all the clients, known at the initial deploy time.
    /// @param _factory address of FeeDistributorFactory
    /// @param _service address of the service (P2P) fee recipient
    constructor(address _factory, address payable _service) {
        if (
            !ERC165Checker.supportsInterface(
                _factory,
                type(IFeeDistributorFactory).interfaceId
            )
        ) {
            revert FeeDistributor__NotFactory(_factory);
        }
        if (_service == address(0)) {
            revert FeeDistributor__ZeroAddressService();
        }

        i_factory = IFeeDistributorFactory(_factory);
        i_service = _service;

        bool serviceCanReceiveEther = P2pAddressLib._sendValue(_service, 0);
        if (!serviceCanReceiveEther) {
            revert FeeDistributor__ServiceCannotReceiveEther(_service);
        }
    }

    /// @inheritdoc IFeeDistributor
    function initialize(
        FeeRecipient calldata _clientConfig,
        FeeRecipient calldata _referrerConfig
    ) public virtual onlyFactory {
        if (_clientConfig.recipient == address(0)) {
            revert FeeDistributor__ZeroAddressClient();
        }
        if (_clientConfig.recipient == i_service) {
            revert FeeDistributor__ClientAddressEqualsService(
                _clientConfig.recipient
            );
        }
        if (s_clientConfig.recipient != address(0)) {
            revert FeeDistributor__ClientAlreadySet(s_clientConfig.recipient);
        }

        if (_referrerConfig.recipient != address(0)) {
            // if there is a referrer
            if (_referrerConfig.recipient == i_service) {
                revert FeeDistributor__ReferrerAddressEqualsService(
                    _referrerConfig.recipient
                );
            }
            if (_referrerConfig.recipient == _clientConfig.recipient) {
                revert FeeDistributor__ReferrerAddressEqualsClient(
                    _referrerConfig.recipient
                );
            }

            // set referrer config
            s_referrerConfig = _referrerConfig;
        }

        // set client config
        s_clientConfig = _clientConfig;

        emit FeeDistributor__Initialized(
            _clientConfig.recipient,
            _clientConfig.basisPoints,
            _referrerConfig.recipient,
            _referrerConfig.basisPoints
        );

        bool clientCanReceiveEther = P2pAddressLib._sendValue(
            _clientConfig.recipient,
            0
        );
        if (!clientCanReceiveEther) {
            revert FeeDistributor__ClientCannotReceiveEther(
                _clientConfig.recipient
            );
        }
        if (_referrerConfig.recipient != address(0)) {
            // if there is a referrer
            bool referrerCanReceiveEther = P2pAddressLib._sendValue(
                _referrerConfig.recipient,
                0
            );
            if (!referrerCanReceiveEther) {
                revert FeeDistributor__ReferrerCannotReceiveEther(
                    _referrerConfig.recipient
                );
            }
        }
    }

    /// @notice Accept ether from transactions
    receive() external payable {
        // only accept ether in an instance, not in a template
        if (s_clientConfig.recipient == address(0)) {
            revert FeeDistributor__ClientNotSet();
        }
    }

    /// @inheritdoc IFeeDistributor
    function factory() external view returns (address) {
        return address(i_factory);
    }

    /// @inheritdoc IFeeDistributor
    function service() external view returns (address) {
        return i_service;
    }

    /// @inheritdoc IFeeDistributor
    function client()
        public
        view
        override(Erc4337Account, IFeeDistributor)
        returns (address)
    {
        return s_clientConfig.recipient;
    }

    /// @inheritdoc IFeeDistributor
    function clientBasisPoints() external view returns (uint256) {
        return s_clientConfig.basisPoints;
    }

    /// @inheritdoc IFeeDistributor
    function referrer() external view returns (address) {
        return s_referrerConfig.recipient;
    }

    /// @inheritdoc IFeeDistributor
    function referrerBasisPoints() external view returns (uint256) {
        return s_referrerConfig.basisPoints;
    }

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

    /// @inheritdoc IOwnable
    function owner()
        public
        view
        override(Erc4337Account, OwnableBase, Ownable, IOwnable)
        returns (address)
    {
        return i_factory.owner();
    }

    /// @inheritdoc IOwnableWithOperator
    function operator()
        public
        view
        override(Erc4337Account, OwnableWithOperator)
        returns (address)
    {
        return super.operator();
    }
}

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

pragma solidity 0.8.24;

/**
 * @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-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

/**
 * @dev External interface of Ownable.
 */
interface IOwnable {
    /**
     * @dev Returns the address of the current owner.
     */
    function owner() external view returns (address);
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>, Lido <[email protected]>
// SPDX-License-Identifier: MIT

// https://github.com/lidofinance/lido-otc-seller/blob/master/contracts/lib/AssetRecoverer.sol
pragma solidity 0.8.24;

import {IERC20} from "../@openzeppelin/contracts/token/ERC20/IERC20.sol";
import {IERC721} from "../@openzeppelin/contracts/token/ERC721/IERC721.sol";
import {IERC1155} from "../@openzeppelin/contracts/token/ERC1155/IERC1155.sol";
import {SafeERC20} from "../@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";

/**
* @notice prevents burn for transfer functions
* @dev _recipient should not be a zero address
*/
error TokenRecoverer__NoBurn();


/// @title Token Recoverer
/// @notice Recover ERC20, ERC721 and ERC1155 from a derived contract
abstract contract TokenRecoverer {
    using SafeERC20 for IERC20;

    event ERC20Transferred(address indexed _token, address indexed _recipient, uint256 _amount);
    event ERC721Transferred(address indexed _token, address indexed _recipient, uint256 _tokenId);
    event ERC1155Transferred(address indexed _token, address indexed _recipient, uint256 _tokenId, uint256 _amount, bytes _data);

    /**
     * @notice prevents burn for transfer functions
     * @dev checks for zero address and reverts if true
     * @param _recipient address of the transfer recipient
     */
    modifier burnDisallowed(address _recipient) {
        if (_recipient == address(0)) {
            revert TokenRecoverer__NoBurn();
        }
        _;
    }

    /**
     * @notice transfer an ERC20 token from this contract
     * @dev `SafeERC20.safeTransfer` doesn't always return a bool
     * as it performs an internal `require` check
     * @param _token address of the ERC20 token
     * @param _recipient address to transfer the tokens to
     * @param _amount amount of tokens to transfer
     */
    function _transferERC20(
        address _token,
        address _recipient,
        uint256 _amount
    ) internal virtual burnDisallowed(_recipient) {
        IERC20(_token).safeTransfer(_recipient, _amount);
        emit ERC20Transferred(_token, _recipient, _amount);
    }

    /**
     * @notice transfer an ERC721 token from this contract
     * @dev `IERC721.safeTransferFrom` doesn't always return a bool
     * as it performs an internal `require` check
     * @param _token address of the ERC721 token
     * @param _recipient address to transfer the token to
     * @param _tokenId id of the individual token
     */
    function _transferERC721(
        address _token,
        address _recipient,
        uint256 _tokenId
    ) internal virtual burnDisallowed(_recipient) {
        IERC721(_token).transferFrom(address(this), _recipient, _tokenId);
        emit ERC721Transferred(_token, _recipient, _tokenId);
    }

    /**
     * @notice transfer an ERC1155 token from this contract
     * @dev `IERC1155.safeTransferFrom` doesn't always return a bool
     * as it performs an internal `require` check
     * @param _token address of the ERC1155 token that is being recovered
     * @param _recipient address to transfer the token to
     * @param _tokenId id of the individual token to transfer
     * @param _amount amount of tokens to transfer
     * @param _data data to transfer along
     */
    function _transferERC1155(
        address _token,
        address _recipient,
        uint256 _tokenId,
        uint256 _amount,
        bytes calldata _data
    ) internal virtual burnDisallowed(_recipient) {
        IERC1155(_token).safeTransferFrom(address(this), _recipient, _tokenId, _amount, _data);
        emit ERC1155Transferred(_token, _recipient, _tokenId, _amount, _data);
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../@openzeppelin/contracts/utils/Context.sol";
import "./IOwnable.sol";

/**
* @notice Throws if called by any account other than the owner.
* @param _caller address of the caller
* @param _owner address of the owner
*/
error OwnableBase__CallerNotOwner(address _caller, address _owner);

/**
 * @dev minimalistic version of OpenZeppelin's Ownable.
 * The owner is abstract and is not persisted in storage.
 * Needs to be overridden in a child contract.
 */
abstract contract OwnableBase is Context, IOwnable {

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        address caller = _msgSender();
        address currentOwner = owner();

        if (currentOwner != caller) {
            revert OwnableBase__CallerNotOwner(caller, currentOwner);
        }
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     * Needs to be overridden in a child contract.
     */
    function owner() public view virtual override returns (address);
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "./Ownable2Step.sol";
import "./IOwnableWithOperator.sol";

/**
* @notice newOperator is the zero address
*/
error Access__ZeroNewOperator();

/**
* @notice newOperator is the same as the old one
*/
error Access__SameOperator(address _operator);

/**
* @notice caller is neither the operator nor owner
*/
error Access__CallerNeitherOperatorNorOwner(address _caller, address _operator, address _owner);

/**
* @notice address is neither the operator nor owner
*/
error Access__AddressNeitherOperatorNorOwner(address _address, address _operator, address _owner);

/**
 * @dev Ownable with an additional role of operator
 */
abstract contract OwnableWithOperator is Ownable2Step, IOwnableWithOperator {
    address private s_operator;

    /**
     * @dev Emits when the operator has been changed
     * @param _previousOperator address of the previous operator
     * @param _newOperator address of the new operator
     */
    event OperatorChanged(
        address indexed _previousOperator,
        address indexed _newOperator
    );

    /**
     * @dev Throws if called by any account other than the operator or the owner.
     */
    modifier onlyOperatorOrOwner() {
        address currentOwner = owner();
        address currentOperator = s_operator;

        if (currentOperator != _msgSender() && currentOwner != _msgSender()) {
            revert Access__CallerNeitherOperatorNorOwner(_msgSender(), currentOperator, currentOwner);
        }

        _;
    }

    function checkOperatorOrOwner(address _address) public view virtual {
        address currentOwner = owner();
        address currentOperator = s_operator;

        if (_address == address(0) || (currentOperator != _address && currentOwner != _address)) {
            revert Access__AddressNeitherOperatorNorOwner(_address, currentOperator, currentOwner);
        }
    }

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

    /**
     * @dev Transfers operator to a new account (`newOperator`).
     * Can only be called by the current owner.
     */
    function changeOperator(address _newOperator) external virtual onlyOwner {
        if (_newOperator == address(0)) {
            revert Access__ZeroNewOperator();
        }
        if (_newOperator == s_operator) {
            revert Access__SameOperator(_newOperator);
        }

        _changeOperator(_newOperator);
    }

    /**
     * @dev Transfers operator to a new account (`newOperator`).
     * Internal function without access restriction.
     */
    function _changeOperator(address _newOperator) internal virtual {
        address oldOperator = s_operator;
        s_operator = _newOperator;
        emit OperatorChanged(oldOperator, _newOperator);
    }

    /**
     * @dev Dismisses the old operator without setting a new one.
     * Can only be called by the current owner.
     */
    function dismissOperator() external virtual onlyOwner {
        _changeOperator(address(0));
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../feeDistributorFactory/IFeeDistributorFactory.sol";

/// @notice Should be a FeeDistributorFactory contract
/// @param _passedAddress passed address that does not support IFeeDistributorFactory interface
error FeeDistributor__NotFactory(address _passedAddress);

/// @notice Service address should be a secure P2P address, not zero.
error FeeDistributor__ZeroAddressService();

/// @notice Client address should be different from service address.
/// @param _passedAddress passed client address that equals to the service address
error FeeDistributor__ClientAddressEqualsService(address _passedAddress);

/// @notice Client address should be an actual client address, not zero.
error FeeDistributor__ZeroAddressClient();

/// @notice Referrer address should be different from service address.
/// @param _passedAddress passed referrer address that equals to the service address
error FeeDistributor__ReferrerAddressEqualsService(address _passedAddress);

/// @notice Referrer address should be different from client address.
/// @param _passedAddress passed referrer address that equals to the client address
error FeeDistributor__ReferrerAddressEqualsClient(address _passedAddress);

/// @notice Only factory can call `initialize`.
/// @param _msgSender sender address.
/// @param _actualFactory the actual factory address that can call `initialize`.
error FeeDistributor__NotFactoryCalled(
    address _msgSender,
    IFeeDistributorFactory _actualFactory
);

/// @notice `initialize` should only be called once.
/// @param _existingClient address of the client with which the contact has already been initialized.
error FeeDistributor__ClientAlreadySet(address _existingClient);

/// @notice Cannot call `withdraw` if the client address is not set yet.
/// @dev The client address is supposed to be set by the factory.
error FeeDistributor__ClientNotSet();

/// @notice Cannot call `withdraw` if the referrer address is not set yet.
/// @dev The referrer address is supposed to be set by the factory.
error FeeDistributor__ReferrerNotSet();

/// @notice Sum of client, service and referrer amounts exceeds balance.
error FeeDistributor__AmountsExceedBalance();

/// @notice All amounts are zero.
error FeeDistributor__AmountsAreZero();

/// @notice service should be able to receive ether.
/// @param _service address of the service.
error FeeDistributor__ServiceCannotReceiveEther(address _service);

/// @notice client should be able to receive ether.
/// @param _client address of the client.
error FeeDistributor__ClientCannotReceiveEther(address _client);

/// @notice referrer should be able to receive ether.
/// @param _referrer address of the referrer.
error FeeDistributor__ReferrerCannotReceiveEther(address _referrer);

/// @notice zero ether balance
error FeeDistributor__NothingToWithdraw();

/// @notice Throws if called by any account other than the client.
/// @param _caller address of the caller
/// @param _client address of the client
error FeeDistributor__CallerNotClient(address _caller, address _client);

/// @notice Throws in case there was some ether left after `withdraw` and it has failed to recover.
/// @param _to destination address for ether.
/// @param _amount how much wei the destination address should have received, but didn't.
error FeeDistributor__EtherRecoveryFailed(address _to, uint256 _amount);

/// @notice ETH receiver should not be a zero address
error FeeDistributor__ZeroAddressEthReceiver();

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

library P2pAddressLib {
    /// @notice Sends amount of ETH in wei to recipient
    /// @param _recipient address of recipient
    /// @param _amount amount of ETH in wei
    /// @return bool whether send succeeded
    function _sendValue(address payable _recipient, uint256 _amount) internal returns (bool) {
        (bool success, ) = _recipient.call{
            value: _amount,
            gas: gasleft() / 4 // to prevent DOS, should be enough in normal cases
        }("");

        return success;
    }

    /// @notice Sends amount of ETH in wei to recipient
    /// @param _recipient address of recipient
    /// @param _amount amount of ETH in wei
    /// @return bool whether send succeeded
    function _sendValueWithoutGasRestrictions(address payable _recipient, uint256 _amount) internal returns (bool) {
        (bool success, ) = _recipient.call{
            value: _amount
        }("");

        return success;
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "../@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
import "../erc4337/IAccount.sol";
import "../erc4337/IEntryPointStakeManager.sol";
import "../erc4337/UserOperation.sol";
import "../access/IOwnableWithOperator.sol";

/// @notice passed address should be a valid ERC-4337 entryPoint
/// @param _passedAddress passed address
error Erc4337Account__NotEntryPoint(address _passedAddress);

/// @notice data length should be at least 4 byte to be a function signature
error Erc4337Account__DataTooShort();

/// @notice only withdraw function is allowed to be called via ERC-4337 UserOperation
error Erc4337Account__OnlyWithdrawIsAllowed();

/// @notice only client, owner, and operator are allowed to withdraw from EntryPoint
error Erc4337Account__NotAllowedToWithdrawFromEntryPoint();

/// @title gasless withdraw for FeeDistributors via ERC-4337
abstract contract Erc4337Account is IAccount, IOwnableWithOperator {
    using ECDSA for bytes32;

    /// @notice withdraw without arguments
    bytes4 private constant defaultWithdrawSelector = bytes4(keccak256("withdraw()"));

    /// @notice Singleton ERC-4337 entryPoint 0.6.0 used by this account
    address payable constant entryPoint = payable(0x5FF137D4b0FDCD49DcA30c7CF57E578a026d2789);

    /// @inheritdoc IAccount
    function validateUserOp(
        UserOperation calldata userOp,
        bytes32 userOpHash,
        uint256 missingAccountFunds
    ) external override returns (uint256 validationData) {
        if (msg.sender != entryPoint) {
            revert Erc4337Account__NotEntryPoint(msg.sender);
        }

        validationData = _validateSignature(userOp, userOpHash);

        bytes4 selector = _getFunctionSelector(userOp.callData);
        if (selector != withdrawSelector()) {
            revert Erc4337Account__OnlyWithdrawIsAllowed();
        }

        _payPrefund(missingAccountFunds);
    }

    /// @notice Withdraw this contract's balance from EntryPoint back to this contract
    function withdrawFromEntryPoint() external {
        if (!(
            msg.sender == owner() || msg.sender == operator() || msg.sender == client()
        )) {
            revert Erc4337Account__NotAllowedToWithdrawFromEntryPoint();
        }

        uint256 balance = IEntryPointStakeManager(entryPoint).balanceOf(address(this));
        IEntryPointStakeManager(entryPoint).withdrawTo(payable(address(this)), balance);
    }

    /// @notice Validates the signature of a user operation.
    /// @param _userOp the operation that is about to be executed.
    /// @param _userOpHash hash of the user's request data. can be used as the basis for signature.
    /// @return validationData 0 for valid signature, 1 to mark signature failure
    function _validateSignature(
        UserOperation calldata _userOp,
        bytes32 _userOpHash
    ) private view returns (uint256 validationData)
    {
        bytes32 hash = _userOpHash.toEthSignedMessageHash();
        address signer = hash.recover(_userOp.signature);

        if (
            signer == operator() || signer == client()
        ) {
            validationData = 0;
        } else {
            validationData = 1;
        }
    }

    /// @notice Returns function selector (first 4 bytes of data)
    /// @param _data calldata (encoded signature + arguments)
    /// @return functionSelector function selector
    function _getFunctionSelector(bytes calldata _data) private pure returns (bytes4 functionSelector) {
        if (_data.length < 4) {
            revert Erc4337Account__DataTooShort();
        }
        return bytes4(_data[:4]);
    }

    /// @notice sends to the entrypoint (msg.sender) the missing funds for this transaction.
    /// @param _missingAccountFunds the minimum value this method should send the entrypoint.
    /// this value MAY be zero, in case there is enough deposit, or the userOp has a paymaster.
    function _payPrefund(uint256 _missingAccountFunds) private {
        if (_missingAccountFunds != 0) {
            (bool success, ) = payable(msg.sender).call{ value: _missingAccountFunds, gas: type(uint256).max }("");
            (success);
            //ignore failure (its EntryPoint's job to verify, not account.)
        }
    }

    /// @notice Returns the client address
    /// @return address client address
    function client() public view virtual returns (address);

    /// @inheritdoc IOwnable
    function owner() public view virtual returns (address);

    /// @inheritdoc IOwnableWithOperator
    function operator() public view virtual returns (address);

    /// @notice withdraw function selector
    /// @dev since withdraw function in derived contracts can have arguments, its
    /// signature can vary and can be overridden in derived contracts
    /// @return bytes4 withdraw function selector
    function withdrawSelector() public pure virtual returns (bytes4) {
        return defaultWithdrawSelector;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)

pragma solidity 0.8.24;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);

    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `from` to `to` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC721/IERC721.sol)

pragma solidity 0.8.24;

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

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

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

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC1155/IERC1155.sol)

pragma solidity 0.8.24;

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

/**
 * @dev Required interface of an ERC1155 compliant contract, as defined in the
 * https://eips.ethereum.org/EIPS/eip-1155[EIP].
 *
 * _Available since v3.1._
 */
interface IERC1155 is IERC165 {
    /**
     * @dev Emitted when `value` tokens of token type `id` are transferred from `from` to `to` by `operator`.
     */
    event TransferSingle(address indexed operator, address indexed from, address indexed to, uint256 id, uint256 value);

    /**
     * @dev Equivalent to multiple {TransferSingle} events, where `operator`, `from` and `to` are the same for all
     * transfers.
     */
    event TransferBatch(
        address indexed operator,
        address indexed from,
        address indexed to,
        uint256[] ids,
        uint256[] values
    );

    /**
     * @dev Emitted when `account` grants or revokes permission to `operator` to transfer their tokens, according to
     * `approved`.
     */
    event ApprovalForAll(address indexed account, address indexed operator, bool approved);

    /**
     * @dev Emitted when the URI for token type `id` changes to `value`, if it is a non-programmatic URI.
     *
     * If an {URI} event was emitted for `id`, the standard
     * https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[guarantees] that `value` will equal the value
     * returned by {IERC1155MetadataURI-uri}.
     */
    event URI(string value, uint256 indexed id);

    /**
     * @dev Returns the amount of tokens of token type `id` owned by `account`.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function balanceOf(address account, uint256 id) external view returns (uint256);

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {balanceOf}.
     *
     * Requirements:
     *
     * - `accounts` and `ids` must have the same length.
     */
    function balanceOfBatch(address[] calldata accounts, uint256[] calldata ids)
        external
        view
        returns (uint256[] memory);

    /**
     * @dev Grants or revokes permission to `operator` to transfer the caller's tokens, according to `approved`,
     *
     * Emits an {ApprovalForAll} event.
     *
     * Requirements:
     *
     * - `operator` cannot be the caller.
     */
    function setApprovalForAll(address operator, bool approved) external;

    /**
     * @dev Returns true if `operator` is approved to transfer ``account``'s tokens.
     *
     * See {setApprovalForAll}.
     */
    function isApprovedForAll(address account, address operator) external view returns (bool);

    /**
     * @dev Transfers `amount` tokens of token type `id` from `from` to `to`.
     *
     * Emits a {TransferSingle} event.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - If the caller is not `from`, it must have been approved to spend ``from``'s tokens via {setApprovalForAll}.
     * - `from` must have a balance of tokens of type `id` of at least `amount`.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155Received} and return the
     * acceptance magic value.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 id,
        uint256 amount,
        bytes calldata data
    ) external;

    /**
     * @dev xref:ROOT:erc1155.adoc#batch-operations[Batched] version of {safeTransferFrom}.
     *
     * Emits a {TransferBatch} event.
     *
     * Requirements:
     *
     * - `ids` and `amounts` must have the same length.
     * - If `to` refers to a smart contract, it must implement {IERC1155Receiver-onERC1155BatchReceived} and return the
     * acceptance magic value.
     */
    function safeBatchTransferFrom(
        address from,
        address to,
        uint256[] calldata ids,
        uint256[] calldata amounts,
        bytes calldata data
    ) external;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (token/ERC20/utils/SafeERC20.sol)

pragma solidity 0.8.24;

import "../IERC20.sol";
import "../extensions/draft-IERC20Permit.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    function safeTransfer(
        IERC20 token,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    function safeTransferFrom(
        IERC20 token,
        address from,
        address to,
        uint256 value
    ) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        require(
            (value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    function safeIncreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        uint256 newAllowance = token.allowance(address(this), spender) + value;
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            uint256 newAllowance = oldAllowance - value;
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
        }
    }

    function safePermit(
        IERC20Permit token,
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal {
        uint256 nonceBefore = token.nonces(owner);
        token.permit(owner, spender, value, deadline, v, r, s);
        uint256 nonceAfter = token.nonces(owner);
        require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
    }

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     */
    function _callOptionalReturn(IERC20 token, bytes memory data) private {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        if (returndata.length > 0) {
            // Return data is optional
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

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

pragma solidity 0.8.24;

/**
 * @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-FileCopyrightText: 2024 P2P Validator <[email protected]>, OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "./Ownable.sol";

/**
* @notice caller must be pendingOwner
*/
error Ownable2Step__CallerNotNewOwner();

/**
* @notice new owner address should be different from the current owner
*/
error Ownable2Step__NewOwnerShouldNotBeCurrentOwner();

/**
 * @dev Contract module which provides 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} and {acceptOwnership}.
 *
 * This module is used through inheritance. It will make available all functions
 * from parent (Ownable).
 */
abstract contract Ownable2Step is Ownable {
    address private s_pendingOwner;

    /**
     * @dev Emits in transferOwnership (start of the transfer)
     * @param _previousOwner address of the previous owner
     * @param _newOwner address of the new owner
     */
    event OwnershipTransferStarted(address indexed _previousOwner, address indexed _newOwner);

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

    /**
     * @dev Starts the ownership transfer of the contract to a new account. Replaces the pending transfer if there is one.
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual override onlyOwner {
        address currentOwner = owner();
        if (newOwner == currentOwner) {
            revert Ownable2Step__NewOwnerShouldNotBeCurrentOwner();
        }

        s_pendingOwner = newOwner;
        emit OwnershipTransferStarted(currentOwner, newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`) and deletes any pending owner.
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual override {
        delete s_pendingOwner;
        super._transferOwnership(newOwner);
    }

    /**
     * @dev The new owner accepts the ownership transfer.
     */
    function acceptOwnership() external {
        address sender = _msgSender();
        if (pendingOwner() != sender) {
            revert Ownable2Step__CallerNotNewOwner();
        }
        _transferOwnership(sender);
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "./IOwnable.sol";

/**
 * @dev Ownable with an additional role of operator
 */
interface IOwnableWithOperator is IOwnable {
    /**
     * @dev Returns the current operator.
     */
    function operator() external view returns (address);
}

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

pragma solidity 0.8.24;

import "../Strings.sol";

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

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

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

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

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

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

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

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

        return (signer, RecoverError.NoError);
    }

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

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

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

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

// SPDX-License-Identifier: GPL-3.0
pragma solidity 0.8.24;

import "./UserOperation.sol";

interface IAccount {

    /**
     * Validate user's signature and nonce
     * the entryPoint will make the call to the recipient only if this validation call returns successfully.
     * signature failure should be reported by returning SIG_VALIDATION_FAILED (1).
     * This allows making a "simulation call" without a valid signature
     * Other failures (e.g. nonce mismatch, or invalid signature format) should still revert to signal failure.
     *
     * @dev Must validate caller is the entryPoint.
     *      Must validate the signature and nonce
     * @param userOp the operation that is about to be executed.
     * @param userOpHash hash of the user's request data. can be used as the basis for signature.
     * @param missingAccountFunds missing funds on the account's deposit in the entrypoint.
     *      This is the minimum amount to transfer to the sender(entryPoint) to be able to make the call.
     *      The excess is left as a deposit in the entrypoint, for future calls.
     *      can be withdrawn anytime using "entryPoint.withdrawTo()"
     *      In case there is a paymaster in the request (or the current deposit is high enough), this value will be zero.
     * @return validationData packaged ValidationData structure. use `_packValidationData` and `_unpackValidationData` to encode and decode
     *      <20-byte> sigAuthorizer - 0 for valid signature, 1 to mark signature failure,
     *         otherwise, an address of an "authorizer" contract.
     *      <6-byte> validUntil - last timestamp this operation is valid. 0 for "indefinite"
     *      <6-byte> validAfter - first timestamp this operation is valid
     *      If an account doesn't use time-range, it is enough to return SIG_VALIDATION_FAILED value (1) for signature failure.
     *      Note that the validation code cannot use block.timestamp (or block.number) directly.
     */
    function validateUserOp(UserOperation calldata userOp, bytes32 userOpHash, uint256 missingAccountFunds)
    external returns (uint256 validationData);
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

interface IEntryPointStakeManager {

    /// @return the deposit (for gas payment) of the account
    function balanceOf(address account) external view returns (uint256);

    /**
     * withdraw from the deposit.
     * @param withdrawAddress the address to send withdrawn value.
     * @param withdrawAmount the amount to withdraw.
     */
    function withdrawTo(address payable withdrawAddress, uint256 withdrawAmount) external;
}

// SPDX-License-Identifier: GPL-3.0
pragma solidity 0.8.24;

/**
 * User Operation struct
 * @param sender the sender account of this request.
 * @param nonce unique value the sender uses to verify it is not a replay.
 * @param initCode if set, the account contract will be created by this constructor/
 * @param callData the method call to execute on this account.
 * @param callGasLimit the gas limit passed to the callData method call.
 * @param verificationGasLimit gas used for validateUserOp and validatePaymasterUserOp.
 * @param preVerificationGas gas not calculated by the handleOps method, but added to the gas paid. Covers batch overhead.
 * @param maxFeePerGas same as EIP-1559 gas parameter.
 * @param maxPriorityFeePerGas same as EIP-1559 gas parameter.
 * @param paymasterAndData if set, this field holds the paymaster address and paymaster-specific data. the paymaster will pay for the transaction instead of the sender.
 * @param signature sender-verified signature over the entire request, the EntryPoint address and the chain ID.
 */
struct UserOperation {
    address sender;
    uint256 nonce;
    bytes initCode;
    bytes callData;
    uint256 callGasLimit;
    uint256 verificationGasLimit;
    uint256 preVerificationGas;
    uint256 maxFeePerGas;
    uint256 maxPriorityFeePerGas;
    bytes paymasterAndData;
    bytes signature;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)

pragma solidity 0.8.24;

/**
 * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
 * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
 *
 * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
 * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
 * need to send a transaction, and thus is not required to hold Ether at all.
 */
interface IERC20Permit {
    /**
     * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
     * given ``owner``'s signed approval.
     *
     * IMPORTANT: The same issues {IERC20-approve} has related to transaction
     * ordering also apply here.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `deadline` must be a timestamp in the future.
     * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
     * over the EIP712-formatted function arguments.
     * - the signature must use ``owner``'s current nonce (see {nonces}).
     *
     * For more information on the signature format, see the
     * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
     * section].
     */
    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) external;

    /**
     * @dev Returns the current nonce for `owner`. This value must be
     * included whenever a signature is generated for {permit}.
     *
     * Every successful call to {permit} increases ``owner``'s nonce by one. This
     * prevents a signature from being used multiple times.
     */
    function nonces(address owner) external view returns (uint256);

    /**
     * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
     */
    // solhint-disable-next-line func-name-mixedcase
    function DOMAIN_SEPARATOR() external view returns (bytes32);
}

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

pragma solidity 0.8.24;

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

        return account.code.length > 0;
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly
                /// @solidity memory-safe-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-FileCopyrightText: 2024 P2P Validator <[email protected]>, OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
// SPDX-License-Identifier: MIT

pragma solidity 0.8.24;

import "./OwnableBase.sol";

/**
* @notice _newOwner cannot be a zero address
*/
error Ownable__NewOwnerIsZeroAddress();

/**
 * @dev OpenZeppelin's Ownable with modifier onlyOwner extracted to OwnableBase
 * and removed `renounceOwnership`
 */
abstract contract Ownable is OwnableBase {

    /**
     * @dev Emits when the owner has been changed.
     * @param _previousOwner address of the previous owner
     * @param _newOwner address of the new owner
     */
    event OwnershipTransferred(address indexed _previousOwner, address indexed _newOwner);

    address private s_owner;

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

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

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     * @param _newOwner address of the new owner
     */
    function transferOwnership(address _newOwner) external virtual onlyOwner {
        if (_newOwner == address(0)) {
            revert Ownable__NewOwnerIsZeroAddress();
        }
        _transferOwnership(_newOwner);
    }

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

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

pragma solidity 0.8.24;

/**
 * @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);
    }
}

{
  "remappings": [
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "@ensdomains/=node_modules/@ensdomains/",
    "eth-gas-reporter/=node_modules/eth-gas-reporter/",
    "hardhat-deploy/=node_modules/hardhat-deploy/",
    "hardhat/=node_modules/hardhat/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "cancun",
  "viaIR": true,
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

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UserOperation","name":"userOp","type":"tuple"},{"internalType":"bytes32","name":"userOpHash","type":"bytes32"},{"internalType":"uint256","name":"missingAccountFunds","type":"uint256"}],"name":"validateUserOp","outputs":[{"internalType":"uint256","name":"validationData","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"components":[{"internalType":"uint80","name":"clientAmount","type":"uint80"},{"internalType":"uint80","name":"serviceAmount","type":"uint80"},{"internalType":"uint80","name":"referrerAmount","type":"uint80"}],"internalType":"struct Withdrawal","name":"_withdrawal","type":"tuple"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawFromEntryPoint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawSelector","outputs":[{"internalType":"bytes4","name":"","type":"bytes4"}],"stateMutability":"pure","type":"function"},{"stateMutability":"payable","type":"receive"}]

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000000000000000000000000a36420834ddd3a45f75016a328c784b2ee77e1360000000000000000000000006bb8b45a1c6ea816b70d76f83f7dc4f0f87365ff

-----Decoded View---------------
Arg [0] : _factory (address): 0xa36420834ddd3a45F75016a328C784B2EE77e136
Arg [1] : _service (address): 0x6Bb8b45a1C6eA816B70d76f83f7dC4f0f87365Ff

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000a36420834ddd3a45f75016a328c784b2ee77e136
Arg [1] : 0000000000000000000000006bb8b45a1c6ea816b70d76f83f7dc4f0f87365ff