// File: contracts/misc/Airdropper.sol



// SPDX-License-Identifier: MIT
pragma solidity ^0.8.10;

import {Ownable} from "../dependencies/openzeppelin/contracts/Ownable.sol";
import {SafeERC20} from "../dependencies/openzeppelin/contracts/SafeERC20.sol";
import {IERC20} from "../dependencies/openzeppelin/contracts/IERC20.sol";
import {IERC721} from "../dependencies/openzeppelin/contracts/IERC721.sol";
import {IERC1155} from "../dependencies/openzeppelin/contracts/IERC1155.sol";
import {Helpers} from "../protocol/libraries/helpers/Helpers.sol";
import {Errors} from "../protocol/libraries/helpers/Errors.sol";

contract Airdropper is Ownable {
    using SafeERC20 for IERC20;

    constructor(address owner) {
        transferOwnership(owner);
    }

    event AirdroppedERC20(
        address indexed token,
        address indexed to,
        uint256 amount
    );

    event AirdroppedERC721(
        address indexed token,
        address indexed to,
        uint256[] tokenIds
    );

    event AirdroppedERC1155(
        address indexed token,
        address indexed to,
        uint256[] tokenIds,
        uint256[] amounts,
        bytes payload
    );

    event AirdroppedETH(address indexed to, uint256 amount);

    function airdropERC20(
        address[] calldata tokens,
        address[] calldata tos,
        uint256[] calldata amounts
    ) external onlyOwner {
        require(
            tokens.length == tos.length && tos.length == amounts.length,
            Errors.INCONSISTENT_PARAMS_LENGTH
        );
        for (uint256 i = 0; i < tos.length; i++) {
            IERC20(tokens[i]).safeTransfer(tos[i], amounts[i]);
            emit AirdroppedERC20(tokens[i], tos[i], amounts[i]);
        }
    }

    function airdropERC721(
        address[] calldata tokens,
        address[] calldata tos,
        uint256[][] calldata idss
    ) external onlyOwner {
        require(
            tokens.length == tos.length && tos.length == idss.length,
            Errors.INCONSISTENT_PARAMS_LENGTH
        );
        for (uint256 i = 0; i < tos.length; i++) {
            for (uint256 j = 0; j < idss.length; j++) {
                IERC721(tokens[i]).safeTransferFrom(
                    address(this),
                    tos[i],
                    idss[i][j]
                );
                emit AirdroppedERC721(tokens[i], tos[i], idss[i]);
            }
        }
    }

    function airdropERC1155(
        address[] calldata tokens,
        address[] calldata tos,
        uint256[][] calldata idss,
        uint256[][] calldata amountss,
        bytes[] calldata payloads
    ) external onlyOwner {
        require(
            tokens.length == tos.length &&
                tos.length == idss.length &&
                idss.length == amountss.length &&
                amountss.length == payloads.length,
            Errors.INCONSISTENT_PARAMS_LENGTH
        );
        for (uint256 i = 0; i < tos.length; i++) {
            IERC1155(tokens[i]).safeBatchTransferFrom(
                address(this),
                tos[i],
                idss[i],
                amountss[i],
                payloads[i]
            );
            emit AirdroppedERC1155(
                tokens[i],
                tos[i],
                idss[i],
                amountss[i],
                payloads[i]
            );
        }
    }

    function airdropETH(address[] calldata tos, uint256[] calldata amounts)
        external
        onlyOwner
    {
        require(
            tos.length == amounts.length,
            Errors.INCONSISTENT_PARAMS_LENGTH
        );

        for (uint256 i = 0; i < tos.length; i++) {
            Helpers.safeTransferETH(tos[i], amounts[i]);
            emit AirdroppedETH(tos[i], amounts[i]);
        }
    }

    receive() external payable {}

    function onERC721Received(
        address,
        address,
        uint256,
        bytes memory
    ) external virtual returns (bytes4) {
        return this.onERC721Received.selector;
    }

    function onERC1155BatchReceived(
        address,
        address,
        uint256[] calldata,
        uint256[] calldata,
        bytes calldata
    ) external pure returns (bytes4) {
        return this.onERC1155BatchReceived.selector;
    }
}

// File: contracts/dependencies/openzeppelin/contracts/Ownable.sol



// SPDX-License-Identifier: MIT

pragma solidity 0.8.10;

import "./Context.sol";

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

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

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

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

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

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

// File: contracts/dependencies/openzeppelin/contracts/SafeERC20.sol



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

pragma solidity 0.8.10;

import "./IERC20.sol";
import "./draft-IERC20Permit.sol";
import "./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");
        }
    }
}
// File: contracts/dependencies/openzeppelin/contracts/IERC20.sol



// SPDX-License-Identifier: MIT
pragma solidity 0.8.10;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @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 `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, 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 `sender` to `recipient` 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 sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @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
    );
}

// File: contracts/dependencies/openzeppelin/contracts/IERC721.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/IERC721.sol)

pragma solidity ^0.8.10;

import "./IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 {
    /**
     * @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 be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

    /**
     * @dev 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);
}

// File: contracts/dependencies/openzeppelin/contracts/IERC1155.sol



// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC1155/IERC1155.sol)

pragma solidity ^0.8.10;

import "./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 be 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;
}

// File: contracts/protocol/libraries/helpers/Helpers.sol



// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.10;

import {IERC20} from "../../../dependencies/openzeppelin/contracts/IERC20.sol";
import {DataTypes} from "../types/DataTypes.sol";
import {WadRayMath} from "../../libraries/math/WadRayMath.sol";
import {IAtomicCollateralizableERC721} from "../../../interfaces/IAtomicCollateralizableERC721.sol";
import {UserConfiguration} from "../configuration/UserConfiguration.sol";

/**
 * @title Helpers library
 *
 */
library Helpers {
    using WadRayMath for uint256;
    using UserConfiguration for DataTypes.UserConfigurationMap;

    // See `IPool` for descriptions
    event ReserveUsedAsCollateralEnabled(
        address indexed reserve,
        address indexed user
    );

    /**
     * @notice Fetches the user current stable and variable debt balances
     * @param user The user address
     * @param debtTokenAddress The debt token address
     * @return The variable debt balance
     **/
    function getUserCurrentDebt(address user, address debtTokenAddress)
        internal
        view
        returns (uint256)
    {
        return (IERC20(debtTokenAddress).balanceOf(user));
    }

    function getTraitBoostedTokenPrice(
        address xTokenAddress,
        uint256 assetPrice,
        uint256 tokenId
    ) internal view returns (uint256) {
        uint256 multiplier = IAtomicCollateralizableERC721(xTokenAddress)
            .getTraitMultiplier(tokenId);
        return assetPrice.wadMul(multiplier);
    }

    /**
     * @dev transfer ETH to an address, revert if it fails.
     * @param to recipient of the transfer
     * @param value the amount to send
     */
    function safeTransferETH(address to, uint256 value) internal {
        (bool success, ) = to.call{value: value}(new bytes(0));
        require(success, "ETH_TRANSFER_FAILED");
    }

    /**
     * @notice Set user's collateral status for specified asset, if current collateral status is true, skip it.
     * @param userConfig The user configuration mapping that tracks the supplied/borrowed assets
     * @param reservesData The state of all the reserves
     * @param token The asset address
     * @param user The user address
     **/
    function setAssetUsedAsCollateral(
        DataTypes.UserConfigurationMap storage userConfig,
        mapping(address => DataTypes.ReserveData) storage reservesData,
        address token,
        address user
    ) internal {
        uint16 reserveId = reservesData[token].id;
        bool currentStatus = userConfig.isUsingAsCollateral(reserveId);
        if (!currentStatus) {
            userConfig.setUsingAsCollateral(reserveId, true);
            emit ReserveUsedAsCollateralEnabled(token, user);
        }
    }
}

// File: contracts/protocol/libraries/helpers/Errors.sol



// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.10;

/**
 * @title Errors library
 *
 * @notice Defines the error messages emitted by the different contracts of the ParaSpace protocol
 */
library Errors {
    string public constant CALLER_NOT_POOL_ADMIN = "1"; // 'The caller of the function is not a pool admin'
    string public constant CALLER_NOT_EMERGENCY_ADMIN = "2"; // 'The caller of the function is not an emergency admin'
    string public constant CALLER_NOT_POOL_OR_EMERGENCY_ADMIN = "3"; // 'The caller of the function is not a pool or emergency admin'
    string public constant CALLER_NOT_RISK_OR_POOL_ADMIN = "4"; // 'The caller of the function is not a risk or pool admin'
    string public constant CALLER_NOT_ASSET_LISTING_OR_POOL_ADMIN = "5"; // 'The caller of the function is not an asset listing or pool admin'
    string public constant CALLER_NOT_BRIDGE = "6"; // 'The caller of the function is not a bridge'
    string public constant ADDRESSES_PROVIDER_NOT_REGISTERED = "7"; // 'Pool addresses provider is not registered'
    string public constant INVALID_ADDRESSES_PROVIDER_ID = "8"; // 'Invalid id for the pool addresses provider'
    string public constant NOT_CONTRACT = "9"; // 'Address is not a contract'
    string public constant CALLER_NOT_POOL_CONFIGURATOR = "10"; // 'The caller of the function is not the pool configurator'
    string public constant CALLER_NOT_XTOKEN = "11"; // 'The caller of the function is not an PToken or NToken'
    string public constant INVALID_ADDRESSES_PROVIDER = "12"; // 'The address of the pool addresses provider is invalid'
    string public constant RESERVE_ALREADY_ADDED = "14"; // 'Reserve has already been added to reserve list'
    string public constant NO_MORE_RESERVES_ALLOWED = "15"; // 'Maximum amount of reserves in the pool reached'
    string public constant RESERVE_LIQUIDITY_NOT_ZERO = "18"; // 'The liquidity of the reserve needs to be 0'
    string public constant INVALID_RESERVE_PARAMS = "20"; // 'Invalid risk parameters for the reserve'
    string public constant CALLER_MUST_BE_POOL = "23"; // 'The caller of this function must be a pool'
    string public constant INVALID_MINT_AMOUNT = "24"; // 'Invalid amount to mint'
    string public constant INVALID_BURN_AMOUNT = "25"; // 'Invalid amount to burn'
    string public constant INVALID_AMOUNT = "26"; // 'Amount must be greater than 0'
    string public constant RESERVE_INACTIVE = "27"; // 'Action requires an active reserve'
    string public constant RESERVE_FROZEN = "28"; // 'Action cannot be performed because the reserve is frozen'
    string public constant RESERVE_PAUSED = "29"; // 'Action cannot be performed because the reserve is paused'
    string public constant BORROWING_NOT_ENABLED = "30"; // 'Borrowing is not enabled'
    string public constant STABLE_BORROWING_NOT_ENABLED = "31"; // 'Stable borrowing is not enabled'
    string public constant NOT_ENOUGH_AVAILABLE_USER_BALANCE = "32"; // 'User cannot withdraw more than the available balance'
    string public constant INVALID_INTEREST_RATE_MODE_SELECTED = "33"; // 'Invalid interest rate mode selected'
    string public constant COLLATERAL_BALANCE_IS_ZERO = "34"; // 'The collateral balance is 0'
    string public constant HEALTH_FACTOR_LOWER_THAN_LIQUIDATION_THRESHOLD =
        "35"; // 'Health factor is lesser than the liquidation threshold'
    string public constant COLLATERAL_CANNOT_COVER_NEW_BORROW = "36"; // 'There is not enough collateral to cover a new borrow'
    string public constant COLLATERAL_SAME_AS_BORROWING_CURRENCY = "37"; // 'Collateral is (mostly) the same currency that is being borrowed'
    string public constant AMOUNT_BIGGER_THAN_MAX_LOAN_SIZE_STABLE = "38"; // 'The requested amount is greater than the max loan size in stable rate mode'
    string public constant NO_DEBT_OF_SELECTED_TYPE = "39"; // 'For repayment of a specific type of debt, the user needs to have debt that type'
    string public constant NO_EXPLICIT_AMOUNT_TO_REPAY_ON_BEHALF = "40"; // 'To repay on behalf of a user an explicit amount to repay is needed'
    string public constant NO_OUTSTANDING_STABLE_DEBT = "41"; // 'User does not have outstanding stable rate debt on this reserve'
    string public constant NO_OUTSTANDING_VARIABLE_DEBT = "42"; // 'User does not have outstanding variable rate debt on this reserve'
    string public constant UNDERLYING_BALANCE_ZERO = "43"; // 'The underlying balance needs to be greater than 0'
    string public constant INTEREST_RATE_REBALANCE_CONDITIONS_NOT_MET = "44"; // 'Interest rate rebalance conditions were not met'
    string public constant HEALTH_FACTOR_NOT_BELOW_THRESHOLD = "45"; // 'Health factor is not below the threshold'
    string public constant COLLATERAL_CANNOT_BE_AUCTIONED_OR_LIQUIDATED = "46"; // 'The collateral chosen cannot be auctioned OR liquidated'
    string public constant SPECIFIED_CURRENCY_NOT_BORROWED_BY_USER = "47"; // 'User did not borrow the specified currency'
    string public constant SAME_BLOCK_BORROW_REPAY = "48"; // 'Borrow and repay in same block is not allowed'
    string public constant BORROW_CAP_EXCEEDED = "50"; // 'Borrow cap is exceeded'
    string public constant SUPPLY_CAP_EXCEEDED = "51"; // 'Supply cap is exceeded'
    string public constant XTOKEN_SUPPLY_NOT_ZERO = "54"; // 'PToken supply is not zero'
    string public constant STABLE_DEBT_NOT_ZERO = "55"; // 'Stable debt supply is not zero'
    string public constant VARIABLE_DEBT_SUPPLY_NOT_ZERO = "56"; // 'Variable debt supply is not zero'
    string public constant LTV_VALIDATION_FAILED = "57"; // 'Ltv validation failed'
    string public constant PRICE_ORACLE_SENTINEL_CHECK_FAILED = "59"; // 'Price oracle sentinel validation failed'
    string public constant RESERVE_ALREADY_INITIALIZED = "61"; // 'Reserve has already been initialized'
    string public constant INVALID_LTV = "63"; // 'Invalid ltv parameter for the reserve'
    string public constant INVALID_LIQ_THRESHOLD = "64"; // 'Invalid liquidity threshold parameter for the reserve'
    string public constant INVALID_LIQ_BONUS = "65"; // 'Invalid liquidity bonus parameter for the reserve'
    string public constant INVALID_DECIMALS = "66"; // 'Invalid decimals parameter of the underlying asset of the reserve'
    string public constant INVALID_RESERVE_FACTOR = "67"; // 'Invalid reserve factor parameter for the reserve'
    string public constant INVALID_BORROW_CAP = "68"; // 'Invalid borrow cap for the reserve'
    string public constant INVALID_SUPPLY_CAP = "69"; // 'Invalid supply cap for the reserve'
    string public constant INVALID_LIQUIDATION_PROTOCOL_FEE = "70"; // 'Invalid liquidation protocol fee for the reserve'
    string public constant INVALID_DEBT_CEILING = "73"; // 'Invalid debt ceiling for the reserve
    string public constant INVALID_RESERVE_INDEX = "74"; // 'Invalid reserve index'
    string public constant ACL_ADMIN_CANNOT_BE_ZERO = "75"; // 'ACL admin cannot be set to the zero address'
    string public constant INCONSISTENT_PARAMS_LENGTH = "76"; // 'Array parameters that should be equal length are not'
    string public constant ZERO_ADDRESS_NOT_VALID = "77"; // 'Zero address not valid'
    string public constant INVALID_EXPIRATION = "78"; // 'Invalid expiration'
    string public constant INVALID_SIGNATURE = "79"; // 'Invalid signature'
    string public constant OPERATION_NOT_SUPPORTED = "80"; // 'Operation not supported'
    string public constant ASSET_NOT_LISTED = "82"; // 'Asset is not listed'
    string public constant INVALID_OPTIMAL_USAGE_RATIO = "83"; // 'Invalid optimal usage ratio'
    string public constant INVALID_OPTIMAL_STABLE_TO_TOTAL_DEBT_RATIO = "84"; // 'Invalid optimal stable to total debt ratio'
    string public constant UNDERLYING_CANNOT_BE_RESCUED = "85"; // 'The underlying asset cannot be rescued'
    string public constant ADDRESSES_PROVIDER_ALREADY_ADDED = "86"; // 'Reserve has already been added to reserve list'
    string public constant POOL_ADDRESSES_DO_NOT_MATCH = "87"; // 'The token implementation pool address and the pool address provided by the initializing pool do not match'
    string public constant STABLE_BORROWING_ENABLED = "88"; // 'Stable borrowing is enabled'
    string public constant SILOED_BORROWING_VIOLATION = "89"; // 'User is trying to borrow multiple assets including a siloed one'
    string public constant RESERVE_DEBT_NOT_ZERO = "90"; // the total debt of the reserve needs to be 0
    string public constant NOT_THE_OWNER = "91"; // user is not the owner of a given asset
    string public constant LIQUIDATION_AMOUNT_NOT_ENOUGH = "92";
    string public constant INVALID_ASSET_TYPE = "93"; // invalid asset type for action.
    string public constant INVALID_FLASH_CLAIM_RECEIVER = "94"; // invalid flash claim receiver.
    string public constant ERC721_HEALTH_FACTOR_NOT_BELOW_THRESHOLD = "95"; // ERC721 Health factor is not below the threshold. Can only liquidate ERC20.
    string public constant UNDERLYING_ASSET_CAN_NOT_BE_TRANSFERRED = "96"; //underlying asset can not be transferred.
    string public constant TOKEN_TRANSFERRED_CAN_NOT_BE_SELF_ADDRESS = "97"; //token transferred can not be self address.
    string public constant INVALID_AIRDROP_CONTRACT_ADDRESS = "98"; //invalid airdrop contract address.
    string public constant INVALID_AIRDROP_PARAMETERS = "99"; //invalid airdrop parameters.
    string public constant CALL_AIRDROP_METHOD_FAILED = "100"; //call airdrop method failed.
    string public constant SUPPLIER_NOT_NTOKEN = "101"; //supplier is not the NToken contract
    string public constant CALL_MARKETPLACE_FAILED = "102"; //call marketplace failed.
    string public constant INVALID_MARKETPLACE_ID = "103"; //invalid marketplace id.
    string public constant INVALID_MARKETPLACE_ORDER = "104"; //invalid marketplace id.
    string public constant CREDIT_DOES_NOT_MATCH_ORDER = "105"; //credit doesn't match order.
    string public constant PAYNOW_NOT_ENOUGH = "106"; //paynow not enough.
    string public constant INVALID_CREDIT_SIGNATURE = "107"; //invalid credit signature.
    string public constant INVALID_ORDER_TAKER = "108"; //invalid order taker.
    string public constant MARKETPLACE_PAUSED = "109"; //marketplace paused.
    string public constant INVALID_AUCTION_RECOVERY_HEALTH_FACTOR = "110"; //invalid auction recovery health factor.
    string public constant AUCTION_ALREADY_STARTED = "111"; //auction already started.
    string public constant AUCTION_NOT_STARTED = "112"; //auction not started yet.
    string public constant AUCTION_NOT_ENABLED = "113"; //auction not enabled on the reserve.
    string public constant ERC721_HEALTH_FACTOR_NOT_ABOVE_THRESHOLD = "114"; //ERC721 Health factor is not above the threshold.
    string public constant TOKEN_IN_AUCTION = "115"; //tokenId is in auction.
    string public constant AUCTIONED_BALANCE_NOT_ZERO = "116"; //auctioned balance not zero.
    string public constant LIQUIDATOR_CAN_NOT_BE_SELF = "117"; //user can not liquidate himself.
    string public constant INVALID_RECIPIENT = "118"; //invalid recipient specified in order.
    string public constant FLASHCLAIM_NOT_ALLOWED = "119"; //flash claim is not allowed for UniswapV3 & Stakefish
    string public constant NTOKEN_BALANCE_EXCEEDED = "120"; //ntoken balance exceed limit.
    string public constant ORACLE_PRICE_NOT_READY = "121"; //oracle price not ready.
    string public constant SET_ORACLE_SOURCE_NOT_ALLOWED = "122"; //source of oracle not allowed to set.
    string public constant INVALID_LIQUIDATION_ASSET = "123"; //invalid liquidation asset.
    string public constant XTOKEN_TYPE_NOT_ALLOWED = "124"; //the corresponding xTokenType not allowed in this action
    string public constant GLOBAL_DEBT_IS_ZERO = "125"; //liquidation is not allowed when global debt is zero.
    string public constant ORACLE_PRICE_EXPIRED = "126"; //oracle price expired.
    string public constant APE_STAKING_POSITION_EXISTED = "127"; //ape staking position is existed.
    string public constant SAPE_NOT_ALLOWED = "128"; //operation is not allow for sApe.
    string public constant TOTAL_STAKING_AMOUNT_WRONG = "129"; //cash plus borrow amount not equal to total staking amount.
    string public constant NOT_THE_BAKC_OWNER = "130"; //user is not the bakc owner.
    string public constant CALLER_NOT_EOA = "131"; //The caller of the function is not an EOA account
    string public constant MAKER_SAME_AS_TAKER = "132"; //maker and taker shouldn't be the same address
    string public constant TOKEN_ALREADY_DELEGATED = "133"; //token is already delegted
    string public constant INVALID_STATE = "134"; //invalid token status
    string public constant INVALID_TOKEN_ID = "135"; //invalid token id
    string public constant SENDER_SAME_AS_RECEIVER = "136"; //sender and receiver shouldn't be the same address
    string public constant INVALID_YIELD_UNDERLYING_TOKEN = "137"; //invalid yield underlying token
    string public constant CALLER_NOT_OPERATOR = "138"; // The caller of the function is not operator
    string public constant INVALID_FEE_VALUE = "139"; // invalid fee rate value
    string public constant TOKEN_NOT_ALLOW_RESCUE = "140"; // token is not allow rescue
}

// File: contracts/dependencies/openzeppelin/contracts/Context.sol



// SPDX-License-Identifier: MIT
pragma solidity 0.8.10;

/*
 * @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 GSN 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 payable) {
        return payable(msg.sender);
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

// File: contracts/dependencies/openzeppelin/contracts/draft-IERC20Permit.sol



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

pragma solidity 0.8.10;

/**
 * @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);
}
// File: contracts/dependencies/openzeppelin/contracts/Address.sol



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

pragma solidity ^0.8.10;

/**
 * @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);
            }
        }
    }
}

// File: contracts/dependencies/openzeppelin/contracts/IERC165.sol



// SPDX-License-Identifier: MIT

pragma solidity 0.8.10;

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

// File: contracts/protocol/libraries/types/DataTypes.sol



// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.10;

import {OfferItem, ConsiderationItem} from "../../../dependencies/seaport/contracts/lib/ConsiderationStructs.sol";
import {IStakefishValidator} from "../../../interfaces/IStakefishValidator.sol";

library DataTypes {
    enum AssetType {
        ERC20,
        ERC721
    }

    address public constant SApeAddress = address(0x1);
    uint256 public constant HEALTH_FACTOR_LIQUIDATION_THRESHOLD = 1e18;

    struct ReserveData {
        //stores the reserve configuration
        ReserveConfigurationMap configuration;
        //the liquidity index. Expressed in ray
        uint128 liquidityIndex;
        //the current supply rate. Expressed in ray
        uint128 currentLiquidityRate;
        //variable borrow index. Expressed in ray
        uint128 variableBorrowIndex;
        //the current variable borrow rate. Expressed in ray
        uint128 currentVariableBorrowRate;
        //timestamp of last update
        uint40 lastUpdateTimestamp;
        //the id of the reserve. Represents the position in the list of the active reserves
        uint16 id;
        //xToken address
        address xTokenAddress;
        //variableDebtToken address
        address variableDebtTokenAddress;
        //address of the interest rate strategy
        address interestRateStrategyAddress;
        //address of the auction strategy
        address auctionStrategyAddress;
        //the current treasury balance, scaled
        uint128 accruedToTreasury;
        // timelock strategy
        address timeLockStrategyAddress;
    }

    struct ReserveConfigurationMap {
        //bit 0-15: LTV
        //bit 16-31: Liq. threshold
        //bit 32-47: Liq. bonus
        //bit 48-55: Decimals
        //bit 56: reserve is active
        //bit 57: reserve is frozen
        //bit 58: borrowing is enabled
        //bit 59: stable rate borrowing enabled
        //bit 60: asset is paused
        //bit 61: borrowing in isolation mode is enabled
        //bit 62-63: reserved
        //bit 64-79: reserve factor
        //bit 80-115 borrow cap in whole tokens, borrowCap == 0 => no cap
        //bit 116-151 supply cap in whole tokens, supplyCap == 0 => no cap
        //bit 152-167 liquidation protocol fee
        //bit 168-175 eMode category
        //bit 176-211 unbacked mint cap in whole tokens, unbackedMintCap == 0 => minting disabled
        //bit 212-251 debt ceiling for isolation mode with (ReserveConfiguration::DEBT_CEILING_DECIMALS) decimals
        //bit 252-255 unused

        uint256 data;
    }

    struct UserConfigurationMap {
        /**
         * @dev Bitmap of the users collaterals and borrows. It is divided in pairs of bits, one pair per asset.
         * The first bit indicates if an asset is used as collateral by the user, the second whether an
         * asset is borrowed by the user.
         */
        uint256 data;
        // auction validity time for closing invalid auctions in one tx.
        uint256 auctionValidityTime;
    }

    struct ERC721SupplyParams {
        uint256 tokenId;
        bool useAsCollateral;
    }

    struct StakefishNTokenData {
        uint256 validatorIndex;
        bytes pubkey;
        uint256 withdrawnBalance;
        address feePoolAddress;
        string nftArtUrl;
        uint256 protocolFee;
        IStakefishValidator.StateChange[] stateHistory;
        uint256[2] pendingFeePoolReward;
    }

    struct NTokenData {
        uint256 tokenId;
        uint256 multiplier;
        bool useAsCollateral;
        bool isAuctioned;
        StakefishNTokenData stakefishNTokenData;
    }

    struct ReserveCache {
        uint256 currScaledVariableDebt;
        uint256 nextScaledVariableDebt;
        uint256 currLiquidityIndex;
        uint256 nextLiquidityIndex;
        uint256 currVariableBorrowIndex;
        uint256 nextVariableBorrowIndex;
        uint256 currLiquidityRate;
        uint256 currVariableBorrowRate;
        uint256 reserveFactor;
        ReserveConfigurationMap reserveConfiguration;
        address xTokenAddress;
        address variableDebtTokenAddress;
        uint40 reserveLastUpdateTimestamp;
    }

    struct ExecuteLiquidateParams {
        uint256 reservesCount;
        uint256 liquidationAmount;
        uint256 collateralTokenId;
        uint256 auctionRecoveryHealthFactor;
        address weth;
        address collateralAsset;
        address liquidationAsset;
        address borrower;
        address liquidator;
        bool receiveXToken;
        address priceOracle;
        address priceOracleSentinel;
    }

    struct ExecuteAuctionParams {
        uint256 reservesCount;
        uint256 auctionRecoveryHealthFactor;
        uint256 collateralTokenId;
        address collateralAsset;
        address user;
        address priceOracle;
    }

    struct ExecuteSupplyParams {
        address asset;
        uint256 amount;
        address onBehalfOf;
        address payer;
        uint16 referralCode;
    }

    struct ExecuteSupplyERC721Params {
        address asset;
        DataTypes.ERC721SupplyParams[] tokenData;
        address onBehalfOf;
        address payer;
        uint16 referralCode;
    }

    struct ExecuteBorrowParams {
        address asset;
        address user;
        address onBehalfOf;
        uint256 amount;
        uint16 referralCode;
        bool releaseUnderlying;
        uint256 reservesCount;
        address oracle;
        address priceOracleSentinel;
    }

    struct ExecuteRepayParams {
        address asset;
        uint256 amount;
        address onBehalfOf;
        address payer;
        bool usePTokens;
    }

    struct ExecuteWithdrawParams {
        address asset;
        uint256 amount;
        address to;
        uint256 reservesCount;
        address oracle;
    }

    struct ExecuteWithdrawERC721Params {
        address asset;
        uint256[] tokenIds;
        address to;
        uint256 reservesCount;
        address oracle;
    }

    struct ExecuteDecreaseUniswapV3LiquidityParams {
        address user;
        address asset;
        uint256 tokenId;
        uint256 reservesCount;
        uint128 liquidityDecrease;
        uint256 amount0Min;
        uint256 amount1Min;
        bool receiveEthAsWeth;
        address oracle;
    }

    struct FinalizeTransferParams {
        address asset;
        address from;
        address to;
        bool usedAsCollateral;
        uint256 amount;
        uint256 balanceFromBefore;
        uint256 balanceToBefore;
        uint256 reservesCount;
        address oracle;
    }

    struct FinalizeTransferERC721Params {
        address asset;
        address from;
        address to;
        bool usedAsCollateral;
        uint256 tokenId;
        uint256 balanceFromBefore;
        uint256 reservesCount;
        address oracle;
    }

    struct CalculateUserAccountDataParams {
        UserConfigurationMap userConfig;
        uint256 reservesCount;
        address user;
        address oracle;
    }

    struct ValidateBorrowParams {
        ReserveCache reserveCache;
        UserConfigurationMap userConfig;
        address asset;
        address userAddress;
        uint256 amount;
        uint256 reservesCount;
        address oracle;
        address priceOracleSentinel;
    }

    struct ValidateLiquidateERC20Params {
        ReserveCache liquidationAssetReserveCache;
        address liquidationAsset;
        address weth;
        uint256 totalDebt;
        uint256 healthFactor;
        uint256 liquidationAmount;
        uint256 actualLiquidationAmount;
        address priceOracleSentinel;
    }

    struct ValidateLiquidateERC721Params {
        ReserveCache liquidationAssetReserveCache;
        address liquidationAsset;
        address liquidator;
        address borrower;
        uint256 globalDebt;
        uint256 healthFactor;
        address collateralAsset;
        uint256 tokenId;
        address weth;
        uint256 actualLiquidationAmount;
        uint256 maxLiquidationAmount;
        uint256 auctionRecoveryHealthFactor;
        address priceOracleSentinel;
        address xTokenAddress;
        bool auctionEnabled;
    }

    struct ValidateAuctionParams {
        address user;
        uint256 auctionRecoveryHealthFactor;
        uint256 erc721HealthFactor;
        address collateralAsset;
        uint256 tokenId;
        address xTokenAddress;
    }

    struct CalculateInterestRatesParams {
        uint256 liquidityAdded;
        uint256 liquidityTaken;
        uint256 totalVariableDebt;
        uint256 reserveFactor;
        address reserve;
        address xToken;
    }

    struct InitReserveParams {
        address asset;
        address xTokenAddress;
        address variableDebtAddress;
        address interestRateStrategyAddress;
        address auctionStrategyAddress;
        address timeLockStrategyAddress;
        uint16 reservesCount;
        uint16 maxNumberReserves;
    }

    struct ExecuteFlashClaimParams {
        address receiverAddress;
        address[] nftAssets;
        uint256[][] nftTokenIds;
        bytes params;
        address oracle;
    }

    struct Credit {
        address token;
        uint256 amount;
        bytes orderId;
        uint8 v;
        bytes32 r;
        bytes32 s;
    }

    struct ExecuteMarketplaceParams {
        bytes32 marketplaceId;
        bytes payload;
        Credit credit;
        uint256 ethLeft;
        DataTypes.Marketplace marketplace;
        OrderInfo orderInfo;
        address weth;
        uint16 referralCode;
        uint256 reservesCount;
        address oracle;
        address priceOracleSentinel;
    }

    struct OrderInfo {
        address maker;
        address taker;
        bytes id;
        OfferItem[] offer;
        ConsiderationItem[] consideration;
    }

    struct Marketplace {
        address marketplace;
        address adapter;
        address operator;
        bool paused;
    }

    struct Auction {
        uint256 startTime;
    }

    struct AuctionData {
        address asset;
        uint256 tokenId;
        uint256 startTime;
        uint256 currentPriceMultiplier;
        uint256 maxPriceMultiplier;
        uint256 minExpPriceMultiplier;
        uint256 minPriceMultiplier;
        uint256 stepLinear;
        uint256 stepExp;
        uint256 tickLength;
    }

    struct TokenData {
        string symbol;
        address tokenAddress;
    }

    enum ApeCompoundType {
        SwapAndSupply
    }

    enum ApeCompoundTokenOut {
        USDC,
        WETH
    }

    struct ApeCompoundStrategy {
        ApeCompoundType ty;
        ApeCompoundTokenOut swapTokenOut;
        uint256 swapPercent;
    }

    struct PoolStorage {
        // Map of reserves and their data (underlyingAssetOfReserve => reserveData)
        mapping(address => ReserveData) _reserves;
        // Map of users address and their configuration data (userAddress => userConfiguration)
        mapping(address => UserConfigurationMap) _usersConfig;
        // List of reserves as a map (reserveId => reserve).
        // It is structured as a mapping for gas savings reasons, using the reserve id as index
        mapping(uint256 => address) _reservesList;
        // Maximum number of active reserves there have been in the protocol. It is the upper bound of the reserves list
        uint16 _reservesCount;
        // Auction recovery health factor
        uint64 _auctionRecoveryHealthFactor;
        // Incentive fee for claim ape reward to compound
        uint16 _apeCompoundFee;
        // Map of user's ape compound strategies
        mapping(address => ApeCompoundStrategy) _apeCompoundStrategies;
    }

    struct ReserveConfigData {
        uint256 decimals;
        uint256 ltv;
        uint256 liquidationThreshold;
        uint256 liquidationBonus;
        uint256 reserveFactor;
        bool usageAsCollateralEnabled;
        bool borrowingEnabled;
        bool isActive;
        bool isFrozen;
        bool isPaused;
    }

    struct TimeLockParams {
        uint48 releaseTime;
        TimeLockActionType actionType;
    }

    struct TimeLockFactorParams {
        AssetType assetType;
        address asset;
        uint256 amount;
    }

    enum TimeLockActionType {
        BORROW,
        WITHDRAW
    }
}

// File: contracts/protocol/libraries/math/WadRayMath.sol



// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.10;

/**
 * @title WadRayMath library
 *
 * @notice Provides functions to perform calculations with Wad and Ray units
 * @dev Provides mul and div function for wads (decimal numbers with 18 digits of precision) and rays (decimal numbers
 * with 27 digits of precision)
 * @dev Operations are rounded. If a value is >=.5, will be rounded up, otherwise rounded down.
 **/
library WadRayMath {
    // HALF_WAD and HALF_RAY expressed with extended notation as constant with operations are not supported in Yul assembly
    uint256 internal constant WAD = 1e18;
    uint256 internal constant HALF_WAD = 0.5e18;

    uint256 internal constant RAY = 1e27;
    uint256 internal constant HALF_RAY = 0.5e27;

    uint256 internal constant WAD_RAY_RATIO = 1e9;

    /**
     * @dev Multiplies two wad, rounding half up to the nearest wad
     * @dev assembly optimized for improved gas savings, see https://twitter.com/transmissions11/status/1451131036377571328
     * @param a Wad
     * @param b Wad
     * @return c = a*b, in wad
     **/
    function wadMul(uint256 a, uint256 b) internal pure returns (uint256 c) {
        // to avoid overflow, a <= (type(uint256).max - HALF_WAD) / b
        assembly {
            if iszero(
                or(iszero(b), iszero(gt(a, div(sub(not(0), HALF_WAD), b))))
            ) {
                revert(0, 0)
            }

            c := div(add(mul(a, b), HALF_WAD), WAD)
        }
    }

    /**
     * @dev Divides two wad, rounding half up to the nearest wad
     * @dev assembly optimized for improved gas savings, see https://twitter.com/transmissions11/status/1451131036377571328
     * @param a Wad
     * @param b Wad
     * @return c = a/b, in wad
     **/
    function wadDiv(uint256 a, uint256 b) internal pure returns (uint256 c) {
        // to avoid overflow, a <= (type(uint256).max - halfB) / WAD
        assembly {
            if or(
                iszero(b),
                iszero(iszero(gt(a, div(sub(not(0), div(b, 2)), WAD))))
            ) {
                revert(0, 0)
            }

            c := div(add(mul(a, WAD), div(b, 2)), b)
        }
    }

    /**
     * @notice Multiplies two ray, rounding half up to the nearest ray
     * @dev assembly optimized for improved gas savings, see https://twitter.com/transmissions11/status/1451131036377571328
     * @param a Ray
     * @param b Ray
     * @return c = a raymul b
     **/
    function rayMul(uint256 a, uint256 b) internal pure returns (uint256 c) {
        // to avoid overflow, a <= (type(uint256).max - HALF_RAY) / b
        assembly {
            if iszero(
                or(iszero(b), iszero(gt(a, div(sub(not(0), HALF_RAY), b))))
            ) {
                revert(0, 0)
            }

            c := div(add(mul(a, b), HALF_RAY), RAY)
        }
    }

    /**
     * @notice Divides two ray, rounding half up to the nearest ray
     * @dev assembly optimized for improved gas savings, see https://twitter.com/transmissions11/status/1451131036377571328
     * @param a Ray
     * @param b Ray
     * @return c = a raydiv b
     **/
    function rayDiv(uint256 a, uint256 b) internal pure returns (uint256 c) {
        // to avoid overflow, a <= (type(uint256).max - halfB) / RAY
        assembly {
            if or(
                iszero(b),
                iszero(iszero(gt(a, div(sub(not(0), div(b, 2)), RAY))))
            ) {
                revert(0, 0)
            }

            c := div(add(mul(a, RAY), div(b, 2)), b)
        }
    }

    /**
     * @dev Casts ray down to wad
     * @dev assembly optimized for improved gas savings, see https://twitter.com/transmissions11/status/1451131036377571328
     * @param a Ray
     * @return b = a converted to wad, rounded half up to the nearest wad
     **/
    function rayToWad(uint256 a) internal pure returns (uint256 b) {
        assembly {
            b := div(a, WAD_RAY_RATIO)
            let remainder := mod(a, WAD_RAY_RATIO)
            if iszero(lt(remainder, div(WAD_RAY_RATIO, 2))) {
                b := add(b, 1)
            }
        }
    }

    /**
     * @dev Converts wad up to ray
     * @dev assembly optimized for improved gas savings, see https://twitter.com/transmissions11/status/1451131036377571328
     * @param a Wad
     * @return b = a converted in ray
     **/
    function wadToRay(uint256 a) internal pure returns (uint256 b) {
        // to avoid overflow, b/WAD_RAY_RATIO == a
        assembly {
            b := mul(a, WAD_RAY_RATIO)

            if iszero(eq(div(b, WAD_RAY_RATIO), a)) {
                revert(0, 0)
            }
        }
    }
}

// File: contracts/interfaces/IAtomicCollateralizableERC721.sol



// SPDX-License-Identifier: AGPL-3.0
pragma solidity 0.8.10;

/**
 * @title IAtomicCollateralizableERC721
 * @author Parallel
 * @notice Defines the basic interface for an AtomicCollateralizableERC721.
 **/
interface IAtomicCollateralizableERC721 {
    /**
     * @dev check if specific token has atomic pricing (has atomic oracle wrapper)
     */
    function isAtomicPricing() external view returns (bool);

    /**
     * @dev get the avg trait multiplier of collateralized tokens
     */
    function avgMultiplierOf(address user) external view returns (uint256);

    /**
     * @dev get the trait multiplier of specific NFT
     */
    function getTraitMultiplier(uint256 tokenId)
        external
        view
        returns (uint256);
}

// File: contracts/protocol/libraries/configuration/UserConfiguration.sol



// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.10;

import {Errors} from "../helpers/Errors.sol";
import {DataTypes} from "../types/DataTypes.sol";
import {ReserveConfiguration} from "./ReserveConfiguration.sol";

/**
 * @title UserConfiguration library
 *
 * @notice Implements the bitmap logic to handle the user configuration
 */
library UserConfiguration {
    using ReserveConfiguration for DataTypes.ReserveConfigurationMap;

    uint256 internal constant BORROWING_MASK =
        0x5555555555555555555555555555555555555555555555555555555555555555;
    uint256 internal constant COLLATERAL_MASK =
        0xAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA;

    /**
     * @notice Sets if the user is borrowing the reserve identified by reserveIndex
     * @param self The configuration object
     * @param reserveIndex The index of the reserve in the bitmap
     * @param borrowing True if the user is borrowing the reserve, false otherwise
     **/
    function setBorrowing(
        DataTypes.UserConfigurationMap storage self,
        uint256 reserveIndex,
        bool borrowing
    ) internal {
        unchecked {
            require(
                reserveIndex < ReserveConfiguration.MAX_RESERVES_COUNT,
                Errors.INVALID_RESERVE_INDEX
            );
            uint256 bit = 1 << (reserveIndex << 1);
            if (borrowing) {
                self.data |= bit;
            } else {
                self.data &= ~bit;
            }
        }
    }

    /**
     * @notice Sets if the user is using as collateral the reserve identified by reserveIndex
     * @param self The configuration object
     * @param reserveIndex The index of the reserve in the bitmap
     * @param usingAsCollateral True if the user is using the reserve as collateral, false otherwise
     **/
    function setUsingAsCollateral(
        DataTypes.UserConfigurationMap storage self,
        uint256 reserveIndex,
        bool usingAsCollateral
    ) internal {
        unchecked {
            require(
                reserveIndex < ReserveConfiguration.MAX_RESERVES_COUNT,
                Errors.INVALID_RESERVE_INDEX
            );
            uint256 bit = 1 << ((reserveIndex << 1) + 1);
            if (usingAsCollateral) {
                self.data |= bit;
            } else {
                self.data &= ~bit;
            }
        }
    }

    /**
     * @notice Returns if a user has been using the reserve for borrowing or as collateral
     * @param self The configuration object
     * @param reserveIndex The index of the reserve in the bitmap
     * @return True if the user has been using a reserve for borrowing or as collateral, false otherwise
     **/
    function isUsingAsCollateralOrBorrowing(
        DataTypes.UserConfigurationMap memory self,
        uint256 reserveIndex
    ) internal pure returns (bool) {
        unchecked {
            require(
                reserveIndex < ReserveConfiguration.MAX_RESERVES_COUNT,
                Errors.INVALID_RESERVE_INDEX
            );
            return (self.data >> (reserveIndex << 1)) & 3 != 0;
        }
    }

    /**
     * @notice Validate a user has been using the reserve for borrowing
     * @param self The configuration object
     * @param reserveIndex The index of the reserve in the bitmap
     * @return True if the user has been using a reserve for borrowing, false otherwise
     **/
    function isBorrowing(
        DataTypes.UserConfigurationMap memory self,
        uint256 reserveIndex
    ) internal pure returns (bool) {
        unchecked {
            require(
                reserveIndex < ReserveConfiguration.MAX_RESERVES_COUNT,
                Errors.INVALID_RESERVE_INDEX
            );
            return (self.data >> (reserveIndex << 1)) & 1 != 0;
        }
    }

    /**
     * @notice Validate a user has been using the reserve as collateral
     * @param self The configuration object
     * @param reserveIndex The index of the reserve in the bitmap
     * @return True if the user has been using a reserve as collateral, false otherwise
     **/
    function isUsingAsCollateral(
        DataTypes.UserConfigurationMap memory self,
        uint256 reserveIndex
    ) internal pure returns (bool) {
        unchecked {
            require(
                reserveIndex < ReserveConfiguration.MAX_RESERVES_COUNT,
                Errors.INVALID_RESERVE_INDEX
            );
            return (self.data >> ((reserveIndex << 1) + 1)) & 1 != 0;
        }
    }

    /**
     * @notice Checks if a user has been supplying only one reserve as collateral
     * @dev this uses a simple trick - if a number is a power of two (only one bit set) then n & (n - 1) == 0
     * @param self The configuration object
     * @return True if the user has been supplying as collateral one reserve, false otherwise
     **/
    function isUsingAsCollateralOne(DataTypes.UserConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        uint256 collateralData = self.data & COLLATERAL_MASK;
        return
            collateralData != 0 && (collateralData & (collateralData - 1) == 0);
    }

    /**
     * @notice Checks if a user has been supplying any reserve as collateral
     * @param self The configuration object
     * @return True if the user has been supplying as collateral any reserve, false otherwise
     **/
    function isUsingAsCollateralAny(DataTypes.UserConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return self.data & COLLATERAL_MASK != 0;
    }

    /**
     * @notice Checks if a user has been borrowing only one asset
     * @dev this uses a simple trick - if a number is a power of two (only one bit set) then n & (n - 1) == 0
     * @param self The configuration object
     * @return True if the user has been supplying as collateral one reserve, false otherwise
     **/
    function isBorrowingOne(DataTypes.UserConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        uint256 borrowingData = self.data & BORROWING_MASK;
        return borrowingData != 0 && (borrowingData & (borrowingData - 1) == 0);
    }

    /**
     * @notice Checks if a user has been borrowing from any reserve
     * @param self The configuration object
     * @return True if the user has been borrowing any reserve, false otherwise
     **/
    function isBorrowingAny(DataTypes.UserConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return self.data & BORROWING_MASK != 0;
    }

    /**
     * @notice Checks if a user has not been using any reserve for borrowing or supply
     * @param self The configuration object
     * @return True if the user has not been borrowing or supplying any reserve, false otherwise
     **/
    function isEmpty(DataTypes.UserConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return self.data == 0;
    }

    /**
     * @notice Returns the siloed borrowing state for the user
     * @param self The configuration object
     * @param reservesData The data of all the reserves
     * @param reservesList The reserve list
     * @return True if the user has borrowed a siloed asset, false otherwise
     * @return The address of the only borrowed asset
     */
    function getSiloedBorrowingState(
        DataTypes.UserConfigurationMap memory self,
        mapping(address => DataTypes.ReserveData) storage reservesData,
        mapping(uint256 => address) storage reservesList
    ) internal view returns (bool, address) {
        if (isBorrowingOne(self)) {
            uint256 assetId = _getFirstAssetIdByMask(self, BORROWING_MASK);
            address assetAddress = reservesList[assetId];
            if (reservesData[assetAddress].configuration.getSiloedBorrowing()) {
                return (true, assetAddress);
            }
        }

        return (false, address(0));
    }

    /**
     * @notice Returns the address of the first asset flagged in the bitmap given the corresponding bitmask
     * @param self The configuration object
     * @return The index of the first asset flagged in the bitmap once the corresponding mask is applied
     */
    function _getFirstAssetIdByMask(
        DataTypes.UserConfigurationMap memory self,
        uint256 mask
    ) internal pure returns (uint256) {
        unchecked {
            uint256 bitmapData = self.data & mask;
            uint256 firstAssetPosition = bitmapData & ~(bitmapData - 1);
            uint256 id;

            while ((firstAssetPosition >>= 2) != 0) {
                id += 1;
            }
            return id;
        }
    }
}

// File: contracts/dependencies/seaport/contracts/lib/ConsiderationStructs.sol



// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;

import {
    OrderType,
    BasicOrderType,
    ItemType,
    Side
} from "./ConsiderationEnums.sol";

/**
 * @dev An order contains eleven components: an offerer, a zone (or account that
 *      can cancel the order or restrict who can fulfill the order depending on
 *      the type), the order type (specifying partial fill support as well as
 *      restricted order status), the start and end time, a hash that will be
 *      provided to the zone when validating restricted orders, a salt, a key
 *      corresponding to a given conduit, a counter, and an arbitrary number of
 *      offer items that can be spent along with consideration items that must
 *      be received by their respective recipient.
 */
struct OrderComponents {
    address offerer;
    address zone;
    OfferItem[] offer;
    ConsiderationItem[] consideration;
    OrderType orderType;
    uint256 startTime;
    uint256 endTime;
    bytes32 zoneHash;
    uint256 salt;
    bytes32 conduitKey;
    uint256 counter;
}

/**
 * @dev An offer item has five components: an item type (ETH or other native
 *      tokens, ERC20, ERC721, and ERC1155, as well as criteria-based ERC721 and
 *      ERC1155), a token address, a dual-purpose "identifierOrCriteria"
 *      component that will either represent a tokenId or a merkle root
 *      depending on the item type, and a start and end amount that support
 *      increasing or decreasing amounts over the duration of the respective
 *      order.
 */
struct OfferItem {
    ItemType itemType;
    address token;
    uint256 identifierOrCriteria;
    uint256 startAmount;
    uint256 endAmount;
}

/**
 * @dev A consideration item has the same five components as an offer item and
 *      an additional sixth component designating the required recipient of the
 *      item.
 */
struct ConsiderationItem {
    ItemType itemType;
    address token;
    uint256 identifierOrCriteria;
    uint256 startAmount;
    uint256 endAmount;
    address payable recipient;
}

/**
 * @dev A spent item is translated from a utilized offer item and has four
 *      components: an item type (ETH or other native tokens, ERC20, ERC721, and
 *      ERC1155), a token address, a tokenId, and an amount.
 */
struct SpentItem {
    ItemType itemType;
    address token;
    uint256 identifier;
    uint256 amount;
}

/**
 * @dev A received item is translated from a utilized consideration item and has
 *      the same four components as a spent item, as well as an additional fifth
 *      component designating the required recipient of the item.
 */
struct ReceivedItem {
    ItemType itemType;
    address token;
    uint256 identifier;
    uint256 amount;
    address payable recipient;
}

/**
 * @dev For basic orders involving ETH / native / ERC20 <=> ERC721 / ERC1155
 *      matching, a group of six functions may be called that only requires a
 *      subset of the usual order arguments. Note the use of a "basicOrderType"
 *      enum; this represents both the usual order type as well as the "route"
 *      of the basic order (a simple derivation function for the basic order
 *      type is `basicOrderType = orderType + (4 * basicOrderRoute)`.)
 */
struct BasicOrderParameters {
    // calldata offset
    address considerationToken; // 0x24
    uint256 considerationIdentifier; // 0x44
    uint256 considerationAmount; // 0x64
    address payable offerer; // 0x84
    address zone; // 0xa4
    address offerToken; // 0xc4
    uint256 offerIdentifier; // 0xe4
    uint256 offerAmount; // 0x104
    BasicOrderType basicOrderType; // 0x124
    uint256 startTime; // 0x144
    uint256 endTime; // 0x164
    bytes32 zoneHash; // 0x184
    uint256 salt; // 0x1a4
    bytes32 offererConduitKey; // 0x1c4
    bytes32 fulfillerConduitKey; // 0x1e4
    uint256 totalOriginalAdditionalRecipients; // 0x204
    AdditionalRecipient[] additionalRecipients; // 0x224
    bytes signature; // 0x244
    // Total length, excluding dynamic array data: 0x264 (580)
}

/**
 * @dev Basic orders can supply any number of additional recipients, with the
 *      implied assumption that they are supplied from the offered ETH (or other
 *      native token) or ERC20 token for the order.
 */
struct AdditionalRecipient {
    uint256 amount;
    address payable recipient;
}

/**
 * @dev The full set of order components, with the exception of the counter,
 *      must be supplied when fulfilling more sophisticated orders or groups of
 *      orders. The total number of original consideration items must also be
 *      supplied, as the caller may specify additional consideration items.
 */
struct OrderParameters {
    address offerer; // 0x00
    address zone; // 0x20
    OfferItem[] offer; // 0x40
    ConsiderationItem[] consideration; // 0x60
    OrderType orderType; // 0x80
    uint256 startTime; // 0xa0
    uint256 endTime; // 0xc0
    bytes32 zoneHash; // 0xe0
    uint256 salt; // 0x100
    bytes32 conduitKey; // 0x120
    uint256 totalOriginalConsiderationItems; // 0x140
    // offer.length                          // 0x160
}

/**
 * @dev Orders require a signature in addition to the other order parameters.
 */
struct Order {
    OrderParameters parameters;
    bytes signature;
}

/**
 * @dev Advanced orders include a numerator (i.e. a fraction to attempt to fill)
 *      and a denominator (the total size of the order) in addition to the
 *      signature and other order parameters. It also supports an optional field
 *      for supplying extra data; this data will be included in a staticcall to
 *      `isValidOrderIncludingExtraData` on the zone for the order if the order
 *      type is restricted and the offerer or zone are not the caller.
 */
struct AdvancedOrder {
    OrderParameters parameters;
    uint120 numerator;
    uint120 denominator;
    bytes signature;
    bytes extraData;
}

/**
 * @dev Orders can be validated (either explicitly via `validate`, or as a
 *      consequence of a full or partial fill), specifically cancelled (they can
 *      also be cancelled in bulk via incrementing a per-zone counter), and
 *      partially or fully filled (with the fraction filled represented by a
 *      numerator and denominator).
 */
struct OrderStatus {
    bool isValidated;
    bool isCancelled;
    uint120 numerator;
    uint120 denominator;
}

/**
 * @dev A criteria resolver specifies an order, side (offer vs. consideration),
 *      and item index. It then provides a chosen identifier (i.e. tokenId)
 *      alongside a merkle proof demonstrating the identifier meets the required
 *      criteria.
 */
struct CriteriaResolver {
    uint256 orderIndex;
    Side side;
    uint256 index;
    uint256 identifier;
    bytes32[] criteriaProof;
}

/**
 * @dev A fulfillment is applied to a group of orders. It decrements a series of
 *      offer and consideration items, then generates a single execution
 *      element. A given fulfillment can be applied to as many offer and
 *      consideration items as desired, but must contain at least one offer and
 *      at least one consideration that match. The fulfillment must also remain
 *      consistent on all key parameters across all offer items (same offerer,
 *      token, type, tokenId, and conduit preference) as well as across all
 *      consideration items (token, type, tokenId, and recipient).
 */
struct Fulfillment {
    FulfillmentComponent[] offerComponents;
    FulfillmentComponent[] considerationComponents;
}

/**
 * @dev Each fulfillment component contains one index referencing a specific
 *      order and another referencing a specific offer or consideration item.
 */
struct FulfillmentComponent {
    uint256 orderIndex;
    uint256 itemIndex;
}

/**
 * @dev An execution is triggered once all consideration items have been zeroed
 *      out. It sends the item in question from the offerer to the item's
 *      recipient, optionally sourcing approvals from either this contract
 *      directly or from the offerer's chosen conduit if one is specified. An
 *      execution is not provided as an argument, but rather is derived via
 *      orders, criteria resolvers, and fulfillments (where the total number of
 *      executions will be less than or equal to the total number of indicated
 *      fulfillments) and returned as part of `matchOrders`.
 */
struct Execution {
    ReceivedItem item;
    address offerer;
    bytes32 conduitKey;
}

// File: contracts/interfaces/IStakefishValidator.sol



// SPDX-License-Identifier: MIT

pragma solidity ^0.8.10;

/// @title The interface for StakefishValidator
/// @notice Defines implementation of the wallet (deposit, withdraw, collect fees)
interface IStakefishValidator {
    enum State {
        PreDeposit,
        PostDeposit,
        Active,
        ExitRequested,
        Exited,
        Withdrawn,
        Burnable
    }

    /// @dev aligns into 32 byte
    struct StateChange {
        State state; // 1 byte
        bytes15 userData; // 15 byte (future use)
        uint128 changedAt; // 16 byte
    }

    function validatorIndex() external view returns (uint256);

    function pubkey() external view returns (bytes memory);

    function withdrawnBalance() external view returns (uint256);

    function feePoolAddress() external view returns (address);

    function stateHistory(uint256 index)
        external
        view
        returns (StateChange memory);

    /// @notice Inspect state of the change
    function lastStateChange() external view returns (StateChange memory);

    /// @notice NFT Owner requests a validator exit
    /// State.Running -> State.ExitRequested
    /// emit ValidatorExitRequest(pubkey)
    function requestExit() external;

    /// @notice user withdraw balance and charge a fee
    function withdraw() external;

    /// @notice get pending fee pool rewards
    function pendingFeePoolReward() external view returns (uint256, uint256);

    /// @notice claim fee pool and forward to nft owner
    function claimFeePool(uint256 amountRequested) external;

    function getProtocolFee() external view returns (uint256);

    function getNFTArtUrl() external view returns (string memory);

    /// @notice computes commission, useful for showing on UI
    function computeCommission(uint256 amount) external view returns (uint256);

    function render() external view returns (string memory);
}

// File: contracts/protocol/libraries/configuration/ReserveConfiguration.sol



// SPDX-License-Identifier: BUSL-1.1
pragma solidity 0.8.10;

import {Errors} from "../helpers/Errors.sol";
import {DataTypes} from "../types/DataTypes.sol";

/**
 * @title ReserveConfiguration library
 *
 * @notice Implements the bitmap logic to handle the reserve configuration
 */
library ReserveConfiguration {
    uint256 internal constant LTV_MASK =                       0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000; // prettier-ignore
    uint256 internal constant LIQUIDATION_THRESHOLD_MASK =     0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000FFFF; // prettier-ignore
    uint256 internal constant LIQUIDATION_BONUS_MASK =         0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000FFFFFFFF; // prettier-ignore
    uint256 internal constant DECIMALS_MASK =                  0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00FFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant ACTIVE_MASK =                    0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant FROZEN_MASK =                    0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant BORROWING_MASK =                 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFBFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant STABLE_BORROWING_MASK =          0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant PAUSED_MASK =                    0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant SILOED_BORROWING_MASK =          0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFBFFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant RESERVE_FACTOR_MASK =            0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0000FFFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant BORROW_CAP_MASK =                0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000FFFFFFFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant SUPPLY_CAP_MASK =                0xFFFFFFFFFFFFFFFFFFFFFFFFFF000000000FFFFFFFFFFFFFFFFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant LIQUIDATION_PROTOCOL_FEE_MASK =  0xFFFFFFFFFFFFFFFFFFFFFF0000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF; // prettier-ignore
    uint256 internal constant ASSET_TYPE_MASK =                0xFFFFFFFFFFFFFFFFFFFFF0FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF; // prettier-ignore
    //uint256 internal constant DYNAMIC_CONFIGS_MASK =           0xFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF; // prettier-ignore

    /// @dev For the LTV, the start bit is 0 (up to 15), hence no bitshifting is needed
    uint256 internal constant LIQUIDATION_THRESHOLD_START_BIT_POSITION = 16;
    uint256 internal constant LIQUIDATION_BONUS_START_BIT_POSITION = 32;
    uint256 internal constant RESERVE_DECIMALS_START_BIT_POSITION = 48;
    uint256 internal constant IS_ACTIVE_START_BIT_POSITION = 56;
    uint256 internal constant IS_FROZEN_START_BIT_POSITION = 57;
    uint256 internal constant BORROWING_ENABLED_START_BIT_POSITION = 58;
    uint256 internal constant STABLE_BORROWING_ENABLED_START_BIT_POSITION = 59;
    uint256 internal constant IS_PAUSED_START_BIT_POSITION = 60;
    uint256 internal constant SILOED_BORROWING_START_BIT_POSITION = 62;
    /// @dev bit 63 reserved

    uint256 internal constant RESERVE_FACTOR_START_BIT_POSITION = 64;
    uint256 internal constant BORROW_CAP_START_BIT_POSITION = 80;
    uint256 internal constant SUPPLY_CAP_START_BIT_POSITION = 116;
    uint256 internal constant LIQUIDATION_PROTOCOL_FEE_START_BIT_POSITION = 152;
    uint256 internal constant ASSET_TYPE_START_BIT_POSITION = 168;

    uint256 internal constant MAX_VALID_LTV = 65535;
    uint256 internal constant MAX_VALID_LIQUIDATION_THRESHOLD = 65535;
    uint256 internal constant MAX_VALID_LIQUIDATION_BONUS = 65535;
    uint256 internal constant MAX_VALID_DECIMALS = 255;
    uint256 internal constant MAX_VALID_RESERVE_FACTOR = 65535;
    uint256 internal constant MAX_VALID_BORROW_CAP = 68719476735;
    uint256 internal constant MAX_VALID_SUPPLY_CAP = 68719476735;
    uint256 internal constant MAX_VALID_LIQUIDATION_PROTOCOL_FEE = 65535;
    uint256 internal constant MAX_ASSET_TYPE = 16;

    uint16 public constant MAX_RESERVES_COUNT = 128;

    /**
     * @notice Sets the Loan to Value of the reserve
     * @param self The reserve configuration
     * @param ltv The new ltv
     **/
    function setLtv(DataTypes.ReserveConfigurationMap memory self, uint256 ltv)
        internal
        pure
    {
        require(ltv <= MAX_VALID_LTV, Errors.INVALID_LTV);

        self.data = (self.data & LTV_MASK) | ltv;
    }

    /**
     * @notice Gets the Loan to Value of the reserve
     * @param self The reserve configuration
     * @return The loan to value
     **/
    function getLtv(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256)
    {
        return self.data & ~LTV_MASK;
    }

    /**
     * @notice Sets the liquidation threshold of the reserve
     * @param self The reserve configuration
     * @param threshold The new liquidation threshold
     **/
    function setLiquidationThreshold(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 threshold
    ) internal pure {
        require(
            threshold <= MAX_VALID_LIQUIDATION_THRESHOLD,
            Errors.INVALID_LIQ_THRESHOLD
        );

        self.data =
            (self.data & LIQUIDATION_THRESHOLD_MASK) |
            (threshold << LIQUIDATION_THRESHOLD_START_BIT_POSITION);
    }

    /**
     * @notice Gets the liquidation threshold of the reserve
     * @param self The reserve configuration
     * @return The liquidation threshold
     **/
    function getLiquidationThreshold(
        DataTypes.ReserveConfigurationMap memory self
    ) internal pure returns (uint256) {
        return
            (self.data & ~LIQUIDATION_THRESHOLD_MASK) >>
            LIQUIDATION_THRESHOLD_START_BIT_POSITION;
    }

    /**
     * @notice Sets the liquidation bonus of the reserve
     * @param self The reserve configuration
     * @param bonus The new liquidation bonus
     **/
    function setLiquidationBonus(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 bonus
    ) internal pure {
        require(bonus <= MAX_VALID_LIQUIDATION_BONUS, Errors.INVALID_LIQ_BONUS);

        self.data =
            (self.data & LIQUIDATION_BONUS_MASK) |
            (bonus << LIQUIDATION_BONUS_START_BIT_POSITION);
    }

    /**
     * @notice Gets the liquidation bonus of the reserve
     * @param self The reserve configuration
     * @return The liquidation bonus
     **/
    function getLiquidationBonus(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256)
    {
        return
            (self.data & ~LIQUIDATION_BONUS_MASK) >>
            LIQUIDATION_BONUS_START_BIT_POSITION;
    }

    /**
     * @notice Sets the decimals of the underlying asset of the reserve
     * @param self The reserve configuration
     * @param decimals The decimals
     **/
    function setDecimals(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 decimals
    ) internal pure {
        require(decimals <= MAX_VALID_DECIMALS, Errors.INVALID_DECIMALS);

        self.data =
            (self.data & DECIMALS_MASK) |
            (decimals << RESERVE_DECIMALS_START_BIT_POSITION);
    }

    /**
     * @notice Gets the decimals of the underlying asset of the reserve
     * @param self The reserve configuration
     * @return The decimals of the asset
     **/
    function getDecimals(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256)
    {
        return
            (self.data & ~DECIMALS_MASK) >> RESERVE_DECIMALS_START_BIT_POSITION;
    }

    /**
     * @notice Sets the asset type of the reserve
     * @param self The reserve configuration
     * @param assetType The asset type
     **/
    function setAssetType(
        DataTypes.ReserveConfigurationMap memory self,
        DataTypes.AssetType assetType
    ) internal pure {
        require(
            uint256(assetType) <= MAX_ASSET_TYPE,
            Errors.INVALID_ASSET_TYPE
        );

        self.data =
            (self.data & ASSET_TYPE_MASK) |
            (uint256(assetType) << ASSET_TYPE_START_BIT_POSITION);
    }

    /**
     * @notice Gets the asset type of the reserve
     * @param self The reserve configuration
     * @return The asset type
     **/
    function getAssetType(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (DataTypes.AssetType)
    {
        return
            DataTypes.AssetType(
                (self.data & ~ASSET_TYPE_MASK) >> ASSET_TYPE_START_BIT_POSITION
            );
    }

    /**
     * @notice Sets the active state of the reserve
     * @param self The reserve configuration
     * @param active The active state
     **/
    function setActive(
        DataTypes.ReserveConfigurationMap memory self,
        bool active
    ) internal pure {
        self.data =
            (self.data & ACTIVE_MASK) |
            (uint256(active ? 1 : 0) << IS_ACTIVE_START_BIT_POSITION);
    }

    /**
     * @notice Gets the active state of the reserve
     * @param self The reserve configuration
     * @return The active state
     **/
    function getActive(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return (self.data & ~ACTIVE_MASK) != 0;
    }

    /**
     * @notice Sets the frozen state of the reserve
     * @param self The reserve configuration
     * @param frozen The frozen state
     **/
    function setFrozen(
        DataTypes.ReserveConfigurationMap memory self,
        bool frozen
    ) internal pure {
        self.data =
            (self.data & FROZEN_MASK) |
            (uint256(frozen ? 1 : 0) << IS_FROZEN_START_BIT_POSITION);
    }

    /**
     * @notice Gets the frozen state of the reserve
     * @param self The reserve configuration
     * @return The frozen state
     **/
    function getFrozen(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return (self.data & ~FROZEN_MASK) != 0;
    }

    /**
     * @notice Sets the paused state of the reserve
     * @param self The reserve configuration
     * @param paused The paused state
     **/
    function setPaused(
        DataTypes.ReserveConfigurationMap memory self,
        bool paused
    ) internal pure {
        self.data =
            (self.data & PAUSED_MASK) |
            (uint256(paused ? 1 : 0) << IS_PAUSED_START_BIT_POSITION);
    }

    /**
     * @notice Gets the paused state of the reserve
     * @param self The reserve configuration
     * @return The paused state
     **/
    function getPaused(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return (self.data & ~PAUSED_MASK) != 0;
    }

    /**
     * @notice Sets the siloed borrowing flag for the reserve.
     * @dev When this flag is set to true, users borrowing this asset will not be allowed to borrow any other asset.
     * @param self The reserve configuration
     * @param siloed True if the asset is siloed
     **/
    function setSiloedBorrowing(
        DataTypes.ReserveConfigurationMap memory self,
        bool siloed
    ) internal pure {
        self.data =
            (self.data & SILOED_BORROWING_MASK) |
            (uint256(siloed ? 1 : 0) << SILOED_BORROWING_START_BIT_POSITION);
    }

    /**
     * @notice Gets the siloed borrowing flag for the reserve.
     * @dev When this flag is set to true, users borrowing this asset will not be allowed to borrow any other asset.
     * @param self The reserve configuration
     * @return The siloed borrowing flag
     **/
    function getSiloedBorrowing(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return (self.data & ~SILOED_BORROWING_MASK) != 0;
    }

    /**
     * @notice Enables or disables borrowing on the reserve
     * @param self The reserve configuration
     * @param enabled True if the borrowing needs to be enabled, false otherwise
     **/
    function setBorrowingEnabled(
        DataTypes.ReserveConfigurationMap memory self,
        bool enabled
    ) internal pure {
        self.data =
            (self.data & BORROWING_MASK) |
            (uint256(enabled ? 1 : 0) << BORROWING_ENABLED_START_BIT_POSITION);
    }

    /**
     * @notice Gets the borrowing state of the reserve
     * @param self The reserve configuration
     * @return The borrowing state
     **/
    function getBorrowingEnabled(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (bool)
    {
        return (self.data & ~BORROWING_MASK) != 0;
    }

    /**
     * @notice Sets the reserve factor of the reserve
     * @param self The reserve configuration
     * @param reserveFactor The reserve factor
     **/
    function setReserveFactor(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 reserveFactor
    ) internal pure {
        require(
            reserveFactor <= MAX_VALID_RESERVE_FACTOR,
            Errors.INVALID_RESERVE_FACTOR
        );

        self.data =
            (self.data & RESERVE_FACTOR_MASK) |
            (reserveFactor << RESERVE_FACTOR_START_BIT_POSITION);
    }

    /**
     * @notice Gets the reserve factor of the reserve
     * @param self The reserve configuration
     * @return The reserve factor
     **/
    function getReserveFactor(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256)
    {
        return
            (self.data & ~RESERVE_FACTOR_MASK) >>
            RESERVE_FACTOR_START_BIT_POSITION;
    }

    /**
     * @notice Sets the borrow cap of the reserve
     * @param self The reserve configuration
     * @param borrowCap The borrow cap
     **/
    function setBorrowCap(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 borrowCap
    ) internal pure {
        require(borrowCap <= MAX_VALID_BORROW_CAP, Errors.INVALID_BORROW_CAP);

        self.data =
            (self.data & BORROW_CAP_MASK) |
            (borrowCap << BORROW_CAP_START_BIT_POSITION);
    }

    /**
     * @notice Gets the borrow cap of the reserve
     * @param self The reserve configuration
     * @return The borrow cap
     **/
    function getBorrowCap(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256)
    {
        return (self.data & ~BORROW_CAP_MASK) >> BORROW_CAP_START_BIT_POSITION;
    }

    /**
     * @notice Sets the supply cap of the reserve
     * @param self The reserve configuration
     * @param supplyCap The supply cap
     **/
    function setSupplyCap(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 supplyCap
    ) internal pure {
        require(supplyCap <= MAX_VALID_SUPPLY_CAP, Errors.INVALID_SUPPLY_CAP);

        self.data =
            (self.data & SUPPLY_CAP_MASK) |
            (supplyCap << SUPPLY_CAP_START_BIT_POSITION);
    }

    /**
     * @notice Gets the supply cap of the reserve
     * @param self The reserve configuration
     * @return The supply cap
     **/
    function getSupplyCap(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256)
    {
        return (self.data & ~SUPPLY_CAP_MASK) >> SUPPLY_CAP_START_BIT_POSITION;
    }

    /**
     * @notice Sets the liquidation protocol fee of the reserve
     * @param self The reserve configuration
     * @param liquidationProtocolFee The liquidation protocol fee
     **/
    function setLiquidationProtocolFee(
        DataTypes.ReserveConfigurationMap memory self,
        uint256 liquidationProtocolFee
    ) internal pure {
        require(
            liquidationProtocolFee <= MAX_VALID_LIQUIDATION_PROTOCOL_FEE,
            Errors.INVALID_LIQUIDATION_PROTOCOL_FEE
        );

        self.data =
            (self.data & LIQUIDATION_PROTOCOL_FEE_MASK) |
            (liquidationProtocolFee <<
                LIQUIDATION_PROTOCOL_FEE_START_BIT_POSITION);
    }

    /**
     * @dev Gets the liquidation protocol fee
     * @param self The reserve configuration
     * @return The liquidation protocol fee
     **/
    function getLiquidationProtocolFee(
        DataTypes.ReserveConfigurationMap memory self
    ) internal pure returns (uint256) {
        return
            (self.data & ~LIQUIDATION_PROTOCOL_FEE_MASK) >>
            LIQUIDATION_PROTOCOL_FEE_START_BIT_POSITION;
    }

    /**
     * @notice Gets the configuration flags of the reserve
     * @param self The reserve configuration
     * @return The state flag representing active
     * @return The state flag representing frozen
     * @return The state flag representing borrowing enabled
     * @return The state flag representing paused
     * @return The asset type
     **/
    function getFlags(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (
            bool,
            bool,
            bool,
            bool,
            DataTypes.AssetType
        )
    {
        uint256 dataLocal = self.data;

        return (
            (dataLocal & ~ACTIVE_MASK) != 0,
            (dataLocal & ~FROZEN_MASK) != 0,
            (dataLocal & ~BORROWING_MASK) != 0,
            (dataLocal & ~PAUSED_MASK) != 0,
            DataTypes.AssetType(
                (dataLocal & ~ASSET_TYPE_MASK) >> ASSET_TYPE_START_BIT_POSITION
            )
        );
    }

    /**
     * @notice Gets the configuration parameters of the reserve from storage
     * @param self The reserve configuration
     * @return The state param representing ltv
     * @return The state param representing liquidation threshold
     * @return The state param representing liquidation bonus
     * @return The state param representing reserve decimals
     * @return The state param representing reserve factor
     **/
    function getParams(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (
            uint256,
            uint256,
            uint256,
            uint256,
            uint256
        )
    {
        uint256 dataLocal = self.data;

        return (
            dataLocal & ~LTV_MASK,
            (dataLocal & ~LIQUIDATION_THRESHOLD_MASK) >>
                LIQUIDATION_THRESHOLD_START_BIT_POSITION,
            (dataLocal & ~LIQUIDATION_BONUS_MASK) >>
                LIQUIDATION_BONUS_START_BIT_POSITION,
            (dataLocal & ~DECIMALS_MASK) >> RESERVE_DECIMALS_START_BIT_POSITION,
            (dataLocal & ~RESERVE_FACTOR_MASK) >>
                RESERVE_FACTOR_START_BIT_POSITION
        );
    }

    /**
     * @notice Gets the caps parameters of the reserve from storage
     * @param self The reserve configuration
     * @return The state param representing borrow cap
     * @return The state param representing supply cap.
     **/
    function getCaps(DataTypes.ReserveConfigurationMap memory self)
        internal
        pure
        returns (uint256, uint256)
    {
        uint256 dataLocal = self.data;

        return (
            (dataLocal & ~BORROW_CAP_MASK) >> BORROW_CAP_START_BIT_POSITION,
            (dataLocal & ~SUPPLY_CAP_MASK) >> SUPPLY_CAP_START_BIT_POSITION
        );
    }
}

// File: contracts/dependencies/seaport/contracts/lib/ConsiderationEnums.sol



// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;

// prettier-ignore
enum OrderType {
    // 0: no partial fills, anyone can execute
    FULL_OPEN,

    // 1: partial fills supported, anyone can execute
    PARTIAL_OPEN,

    // 2: no partial fills, only offerer or zone can execute
    FULL_RESTRICTED,

    // 3: partial fills supported, only offerer or zone can execute
    PARTIAL_RESTRICTED
}

// prettier-ignore
enum BasicOrderType {
    // 0: no partial fills, anyone can execute
    ETH_TO_ERC721_FULL_OPEN,

    // 1: partial fills supported, anyone can execute
    ETH_TO_ERC721_PARTIAL_OPEN,

    // 2: no partial fills, only offerer or zone can execute
    ETH_TO_ERC721_FULL_RESTRICTED,

    // 3: partial fills supported, only offerer or zone can execute
    ETH_TO_ERC721_PARTIAL_RESTRICTED,

    // 4: no partial fills, anyone can execute
    ETH_TO_ERC1155_FULL_OPEN,

    // 5: partial fills supported, anyone can execute
    ETH_TO_ERC1155_PARTIAL_OPEN,

    // 6: no partial fills, only offerer or zone can execute
    ETH_TO_ERC1155_FULL_RESTRICTED,

    // 7: partial fills supported, only offerer or zone can execute
    ETH_TO_ERC1155_PARTIAL_RESTRICTED,

    // 8: no partial fills, anyone can execute
    ERC20_TO_ERC721_FULL_OPEN,

    // 9: partial fills supported, anyone can execute
    ERC20_TO_ERC721_PARTIAL_OPEN,

    // 10: no partial fills, only offerer or zone can execute
    ERC20_TO_ERC721_FULL_RESTRICTED,

    // 11: partial fills supported, only offerer or zone can execute
    ERC20_TO_ERC721_PARTIAL_RESTRICTED,

    // 12: no partial fills, anyone can execute
    ERC20_TO_ERC1155_FULL_OPEN,

    // 13: partial fills supported, anyone can execute
    ERC20_TO_ERC1155_PARTIAL_OPEN,

    // 14: no partial fills, only offerer or zone can execute
    ERC20_TO_ERC1155_FULL_RESTRICTED,

    // 15: partial fills supported, only offerer or zone can execute
    ERC20_TO_ERC1155_PARTIAL_RESTRICTED,

    // 16: no partial fills, anyone can execute
    ERC721_TO_ERC20_FULL_OPEN,

    // 17: partial fills supported, anyone can execute
    ERC721_TO_ERC20_PARTIAL_OPEN,

    // 18: no partial fills, only offerer or zone can execute
    ERC721_TO_ERC20_FULL_RESTRICTED,

    // 19: partial fills supported, only offerer or zone can execute
    ERC721_TO_ERC20_PARTIAL_RESTRICTED,

    // 20: no partial fills, anyone can execute
    ERC1155_TO_ERC20_FULL_OPEN,

    // 21: partial fills supported, anyone can execute
    ERC1155_TO_ERC20_PARTIAL_OPEN,

    // 22: no partial fills, only offerer or zone can execute
    ERC1155_TO_ERC20_FULL_RESTRICTED,

    // 23: partial fills supported, only offerer or zone can execute
    ERC1155_TO_ERC20_PARTIAL_RESTRICTED
}

// prettier-ignore
enum BasicOrderRouteType {
    // 0: provide Ether (or other native token) to receive offered ERC721 item.
    ETH_TO_ERC721,

    // 1: provide Ether (or other native token) to receive offered ERC1155 item.
    ETH_TO_ERC1155,

    // 2: provide ERC20 item to receive offered ERC721 item.
    ERC20_TO_ERC721,

    // 3: provide ERC20 item to receive offered ERC1155 item.
    ERC20_TO_ERC1155,

    // 4: provide ERC721 item to receive offered ERC20 item.
    ERC721_TO_ERC20,

    // 5: provide ERC1155 item to receive offered ERC20 item.
    ERC1155_TO_ERC20
}

// prettier-ignore
enum ItemType {
    // 0: ETH on mainnet, MATIC on polygon, etc.
    NATIVE,

    // 1: ERC20 items (ERC777 and ERC20 analogues could also technically work)
    ERC20,

    // 2: ERC721 items
    ERC721,

    // 3: ERC1155 items
    ERC1155,

    // 4: ERC721 items where a number of tokenIds are supported
    ERC721_WITH_CRITERIA,

    // 5: ERC1155 items where a number of ids are supported
    ERC1155_WITH_CRITERIA
}

// prettier-ignore
enum Side {
    // 0: Items that can be spent
    OFFER,

    // 1: Items that must be received
    CONSIDERATION
}