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// SPDX-License-Identifier: GPL-2.0-or-later
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";

import {ICreditManagerV3} from "@gearbox-protocol/core-v3/contracts/interfaces/ICreditManagerV3.sol";
import {AbstractAdapter} from "../AbstractAdapter.sol";
import {AdapterType} from "@gearbox-protocol/sdk-gov/contracts/AdapterType.sol";
import {BitMask} from "@gearbox-protocol/core-v3/contracts/libraries/BitMask.sol";

import {IBooster} from "../../integrations/convex/IBooster.sol";
import {IBaseRewardPool} from "../../integrations/convex/IBaseRewardPool.sol";
import {IRewards, IExtraRewardWrapper} from "../../integrations/convex/Interfaces.sol";
import {IConvexV1BaseRewardPoolAdapter} from "../../interfaces/convex/IConvexV1BaseRewardPoolAdapter.sol";

/// @title Convex V1 BaseRewardPool adapter interface
/// @notice Implements logic for interacting with Convex reward pool
contract ConvexV1BaseRewardPoolAdapter is AbstractAdapter, IConvexV1BaseRewardPoolAdapter {
    using BitMask for uint256;

    AdapterType public constant override _gearboxAdapterType = AdapterType.CONVEX_V1_BASE_REWARD_POOL;
    uint16 public constant override _gearboxAdapterVersion = 3_00;

    /// @notice Address of a Curve LP token deposited into the Convex pool
    address public immutable override curveLPtoken;

    /// @notice Address of a Convex LP token staked in the reward pool
    address public immutable override stakingToken;

    /// @notice Address of a phantom token representing account's stake in the reward pool
    address public immutable override stakedPhantomToken;

    /// @notice Address of a reward token of the first extra reward pool, if any
    address public immutable override extraReward1;

    /// @notice Address of a reward token of the second extra reward pool, if any
    address public immutable override extraReward2;

    /// @notice Collateral token mask of a Curve LP token in the credit manager
    uint256 public immutable override curveLPTokenMask;

    /// @notice Collateral token mask of a Convex LP token in the credit manager
    uint256 public immutable override stakingTokenMask;

    /// @notice Collateral token mask of a reward pool stake token
    uint256 public immutable override stakedTokenMask;

    /// @notice Bitmask of all reward tokens of the pool (CRV, CVX, extra reward tokens, if any) in the credit manager
    uint256 public immutable override rewardTokensMask;

    /// @notice Constructor
    /// @param _creditManager Credit manager address
    /// @param _baseRewardPool BaseRewardPool address
    /// @param _stakedPhantomToken Reward pool stake token address
    constructor(address _creditManager, address _baseRewardPool, address _stakedPhantomToken)
        AbstractAdapter(_creditManager, _baseRewardPool) // U:[CVX1R-1]
    {
        stakingToken = address(IBaseRewardPool(_baseRewardPool).stakingToken()); // U:[CVX1R-1]
        stakingTokenMask = _getMaskOrRevert(stakingToken); // U:[CVX1R-1]

        stakedPhantomToken = _stakedPhantomToken; // U:[CVX1R-1]
        stakedTokenMask = _getMaskOrRevert(stakedPhantomToken); // U:[CVX1R-1]

        address booster = IBaseRewardPool(_baseRewardPool).operator();
        IBooster.PoolInfo memory poolInfo = IBooster(booster).poolInfo(IBaseRewardPool(_baseRewardPool).pid());
        curveLPtoken = poolInfo.lptoken; // U:[CVX1R-1]
        curveLPTokenMask = _getMaskOrRevert(curveLPtoken); // U:[CVX1R-1]

        uint256 _rewardTokensMask;

        address rewardToken = address(IBaseRewardPool(_baseRewardPool).rewardToken());
        _rewardTokensMask = _rewardTokensMask.enable(_getMaskOrRevert(rewardToken)); // U:[CVX1R-1]

        address cvx = IBooster(booster).minter();
        _rewardTokensMask = _rewardTokensMask.enable(_getMaskOrRevert(cvx)); // U:[CVX1R-1]

        address _extraReward1;
        address _extraReward2;
        uint256 extraRewardLength = IBaseRewardPool(_baseRewardPool).extraRewardsLength();

        if (extraRewardLength >= 1) {
            uint256 _extraRewardMask;
            (_extraReward1, _extraRewardMask) = _getExtraReward(0);
            _rewardTokensMask = _rewardTokensMask.enable(_extraRewardMask);

            if (extraRewardLength >= 2) {
                (_extraReward2, _extraRewardMask) = _getExtraReward(1);
                _rewardTokensMask = _rewardTokensMask.enable(_extraRewardMask);
            }
        }

        extraReward1 = _extraReward1; // U:[CVX1R-2]
        extraReward2 = _extraReward2; // U:[CVX1R-2]
        rewardTokensMask = _rewardTokensMask; // U:[CVX1R-2]
    }

    /// @dev Returns `i`-th extra reward token and its collateral mask in the credit mnager
    function _getExtraReward(uint256 i) internal view returns (address extraReward, uint256 extraRewardMask) {
        extraReward = IRewards(IBaseRewardPool(targetContract).extraRewards(i)).rewardToken();

        // `extraReward` might be a wrapper around the reward token, and there seems to be no reliable way to check it
        // programatically, so we assume that it's a wrapper if it's not recognized as collateral in the credit manager
        try ICreditManagerV3(creditManager).getTokenMaskOrRevert(extraReward) returns (uint256 mask) {
            extraRewardMask = mask;
        } catch {
            try IExtraRewardWrapper(extraReward).token() returns (address baseToken) {
                extraReward = baseToken;
            } catch {
                extraReward = IExtraRewardWrapper(extraReward).baseToken();
            }
            extraRewardMask = _getMaskOrRevert(extraReward);
        }
    }

    // ----- //
    // STAKE //
    // ----- //

    /// @notice Stakes Convex LP token in the reward pool
    /// @dev `amount` parameter is ignored since calldata is passed directly to the target contract
    function stake(uint256)
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        (tokensToEnable, tokensToDisable) = _stake(msg.data, false); // U:[CVX1R-4]
    }

    /// @notice Stakes the entire balance of Convex LP token in the reward pool, except the specified amount
    /// @param leftoverAmount Amount of Convex LP to keep on the account
    function stakeDiff(uint256 leftoverAmount)
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        address creditAccount = _creditAccount(); // U:[CVX1R-5]

        uint256 balance = IERC20(stakingToken).balanceOf(creditAccount); // U:[CVX1R-5]

        if (balance > leftoverAmount) {
            unchecked {
                (tokensToEnable, tokensToDisable) =
                    _stake(abi.encodeCall(IBaseRewardPool.stake, (balance - leftoverAmount)), leftoverAmount <= 1); // U:[CVX1R-5]
            }
        }
    }

    /// @dev Internal implementation of `stake` and `stakeDiff`
    ///      - Staking token is approved because reward pool needs permission to transfer it
    ///      - Staked token is enabled after the call
    ///      - Staking token is only disabled when staking the entire balance
    function _stake(bytes memory callData, bool disableStakingToken)
        internal
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        _approveToken(stakingToken, type(uint256).max); // U:[CVX1R-4,5]
        _execute(callData); // U:[CVX1R-4,5]
        _approveToken(stakingToken, 1); // U:[CVX1R-4,5]
        (tokensToEnable, tokensToDisable) = (stakedTokenMask, disableStakingToken ? stakingTokenMask : 0);
    }

    // ----- //
    // CLAIM //
    // ----- //

    /// @notice Claims rewards on the current position, enables reward tokens
    function getReward()
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        _execute(msg.data); // U:[CVX1R-6]
        (tokensToEnable, tokensToDisable) = (rewardTokensMask, 0); // U:[CVX1R-6]
    }

    // -------- //
    // WITHDRAW //
    // -------- //

    /// @notice Withdraws Convex LP token from the reward pool
    /// @param claim Whether to claim staking rewards
    /// @dev `amount` parameter is ignored since calldata is passed directly to the target contract
    function withdraw(uint256, bool claim)
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        (tokensToEnable, tokensToDisable) = _withdraw(msg.data, claim, false); // U:[CVX1R-7]
    }

    /// @notice Withdraws the entire balance of Convex LP token from the reward pool, except the specified amount
    /// @param leftoverAmount Amount of staked Convex LP to keep on the account
    /// @param claim Whether to claim staking rewards
    function withdrawDiff(uint256 leftoverAmount, bool claim)
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        address creditAccount = _creditAccount(); // U:[CVX1R-6]

        uint256 balance = IERC20(stakedPhantomToken).balanceOf(creditAccount); // U:[CVX1R-6]

        if (balance > leftoverAmount) {
            unchecked {
                (tokensToEnable, tokensToDisable) = _withdraw(
                    abi.encodeCall(IBaseRewardPool.withdraw, (balance - leftoverAmount, claim)),
                    claim,
                    leftoverAmount <= 1
                ); // U:[CVX1R-6]
            }
        }
    }

    /// @dev Internal implementation of `withdraw` and `withdrawDiff`
    ///      - Staking token is enabled after the call
    ///      - Staked token is only disabled when withdrawing the entire balance
    ///      - Rewards tokens are enabled if `claim` is true
    function _withdraw(bytes memory callData, bool claim, bool disableStakedToken)
        internal
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        _execute(callData); // U:[CVX1R-7,8]
        (tokensToEnable, tokensToDisable) =
            (stakingTokenMask.enable(claim ? rewardTokensMask : 0), disableStakedToken ? stakedTokenMask : 0);
    }

    // ------ //
    // UNWRAP //
    // ------ //

    /// @notice Withdraws Convex LP token from the reward pool and unwraps it into Curve LP token
    /// @param claim Whether to claim staking rewards
    /// @dev `amount` parameter is ignored since calldata is passed directly to the target contract
    function withdrawAndUnwrap(uint256, bool claim)
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        (tokensToEnable, tokensToDisable) = _withdrawAndUnwrap(msg.data, claim, false); // U:[CVX1R-9]
    }

    /// @notice Withdraws the entire balance of Convex LP token from the reward pool, except the specified amount
    ///         disables staked token
    /// @param leftoverAmount Amount of staked token to keep on the account
    /// @param claim Whether to claim staking rewards
    function withdrawDiffAndUnwrap(uint256 leftoverAmount, bool claim)
        external
        override
        creditFacadeOnly // U:[CVX1R-3]
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        address creditAccount = _creditAccount(); // U:[CVX1R-10]

        uint256 balance = IERC20(stakedPhantomToken).balanceOf(creditAccount); // U:[CVX1R-10]

        if (balance > leftoverAmount) {
            unchecked {
                (tokensToEnable, tokensToDisable) = _withdrawAndUnwrap(
                    abi.encodeCall(IBaseRewardPool.withdrawAndUnwrap, (balance - leftoverAmount, claim)),
                    claim,
                    leftoverAmount <= 1
                ); // U:[CVX1R-10]
            }
        }
    }

    /// @dev Internal implementation of `withdrawAndUnwrap` and `withdrawDiffAndUnwrap`
    ///      - Curve LP token is enabled after the call
    ///      - Staked token is only disabled when withdrawing the entire balance
    ///      - Rewards tokens are enabled if `claim` is true
    function _withdrawAndUnwrap(bytes memory callData, bool claim, bool disableStakedToken)
        internal
        returns (uint256 tokensToEnable, uint256 tokensToDisable)
    {
        _execute(callData); // U:[CVX1R-9,10]
        (tokensToEnable, tokensToDisable) =
            (curveLPTokenMask.enable(claim ? rewardTokensMask : 0), disableStakedToken ? stakedTokenMask : 0);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IVersion} from "@gearbox-protocol/core-v2/contracts/interfaces/IVersion.sol";

uint8 constant BOT_PERMISSIONS_SET_FLAG = 1;

uint8 constant DEFAULT_MAX_ENABLED_TOKENS = 4;
address constant INACTIVE_CREDIT_ACCOUNT_ADDRESS = address(1);

/// @notice Debt management type
///         - `INCREASE_DEBT` borrows additional funds from the pool, updates account's debt and cumulative interest index
///         - `DECREASE_DEBT` repays debt components (quota interest and fees -> base interest and fees -> debt principal)
///           and updates all corresponding state varibles (base interest index, quota interest and fees, debt).
///           When repaying all the debt, ensures that account has no enabled quotas.
enum ManageDebtAction {
    INCREASE_DEBT,
    DECREASE_DEBT
}

/// @notice Collateral/debt calculation mode
///         - `GENERIC_PARAMS` returns generic data like account debt and cumulative indexes
///         - `DEBT_ONLY` is same as `GENERIC_PARAMS` but includes more detailed debt info, like accrued base/quota
///           interest and fees
///         - `FULL_COLLATERAL_CHECK_LAZY` checks whether account is sufficiently collateralized in a lazy fashion,
///           i.e. it stops iterating over collateral tokens once TWV reaches the desired target.
///           Since it may return underestimated TWV, it's only available for internal use.
///         - `DEBT_COLLATERAL` is same as `DEBT_ONLY` but also returns total value and total LT-weighted value of
///           account's tokens, this mode is used during account liquidation
///         - `DEBT_COLLATERAL_SAFE_PRICES` is same as `DEBT_COLLATERAL` but uses safe prices from price oracle
enum CollateralCalcTask {
    GENERIC_PARAMS,
    DEBT_ONLY,
    FULL_COLLATERAL_CHECK_LAZY,
    DEBT_COLLATERAL,
    DEBT_COLLATERAL_SAFE_PRICES
}

struct CreditAccountInfo {
    uint256 debt;
    uint256 cumulativeIndexLastUpdate;
    uint128 cumulativeQuotaInterest;
    uint128 quotaFees;
    uint256 enabledTokensMask;
    uint16 flags;
    uint64 lastDebtUpdate;
    address borrower;
}

struct CollateralDebtData {
    uint256 debt;
    uint256 cumulativeIndexNow;
    uint256 cumulativeIndexLastUpdate;
    uint128 cumulativeQuotaInterest;
    uint256 accruedInterest;
    uint256 accruedFees;
    uint256 totalDebtUSD;
    uint256 totalValue;
    uint256 totalValueUSD;
    uint256 twvUSD;
    uint256 enabledTokensMask;
    uint256 quotedTokensMask;
    address[] quotedTokens;
    address _poolQuotaKeeper;
}

struct CollateralTokenData {
    address token;
    uint16 ltInitial;
    uint16 ltFinal;
    uint40 timestampRampStart;
    uint24 rampDuration;
}

struct RevocationPair {
    address spender;
    address token;
}

interface ICreditManagerV3Events {
    /// @notice Emitted when new credit configurator is set
    event SetCreditConfigurator(address indexed newConfigurator);
}

/// @title Credit manager V3 interface
interface ICreditManagerV3 is IVersion, ICreditManagerV3Events {
    function pool() external view returns (address);

    function underlying() external view returns (address);

    function creditFacade() external view returns (address);

    function creditConfigurator() external view returns (address);

    function addressProvider() external view returns (address);

    function accountFactory() external view returns (address);

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

    // ------------------ //
    // ACCOUNT MANAGEMENT //
    // ------------------ //

    function openCreditAccount(address onBehalfOf) external returns (address);

    function closeCreditAccount(address creditAccount) external;

    function liquidateCreditAccount(
        address creditAccount,
        CollateralDebtData calldata collateralDebtData,
        address to,
        bool isExpired
    ) external returns (uint256 remainingFunds, uint256 loss);

    function manageDebt(address creditAccount, uint256 amount, uint256 enabledTokensMask, ManageDebtAction action)
        external
        returns (uint256 newDebt, uint256 tokensToEnable, uint256 tokensToDisable);

    function addCollateral(address payer, address creditAccount, address token, uint256 amount)
        external
        returns (uint256 tokensToEnable);

    function withdrawCollateral(address creditAccount, address token, uint256 amount, address to)
        external
        returns (uint256 tokensToDisable);

    function externalCall(address creditAccount, address target, bytes calldata callData)
        external
        returns (bytes memory result);

    function approveToken(address creditAccount, address token, address spender, uint256 amount) external;

    function revokeAdapterAllowances(address creditAccount, RevocationPair[] calldata revocations) external;

    // -------- //
    // ADAPTERS //
    // -------- //

    function adapterToContract(address adapter) external view returns (address targetContract);

    function contractToAdapter(address targetContract) external view returns (address adapter);

    function execute(bytes calldata data) external returns (bytes memory result);

    function approveCreditAccount(address token, uint256 amount) external;

    function setActiveCreditAccount(address creditAccount) external;

    function getActiveCreditAccountOrRevert() external view returns (address creditAccount);

    // ----------------- //
    // COLLATERAL CHECKS //
    // ----------------- //

    function priceOracle() external view returns (address);

    function fullCollateralCheck(
        address creditAccount,
        uint256 enabledTokensMask,
        uint256[] calldata collateralHints,
        uint16 minHealthFactor,
        bool useSafePrices
    ) external returns (uint256 enabledTokensMaskAfter);

    function isLiquidatable(address creditAccount, uint16 minHealthFactor) external view returns (bool);

    function calcDebtAndCollateral(address creditAccount, CollateralCalcTask task)
        external
        view
        returns (CollateralDebtData memory cdd);

    // ------ //
    // QUOTAS //
    // ------ //

    function poolQuotaKeeper() external view returns (address);

    function quotedTokensMask() external view returns (uint256);

    function updateQuota(address creditAccount, address token, int96 quotaChange, uint96 minQuota, uint96 maxQuota)
        external
        returns (uint256 tokensToEnable, uint256 tokensToDisable);

    // --------------------- //
    // CREDIT MANAGER PARAMS //
    // --------------------- //

    function maxEnabledTokens() external view returns (uint8);

    function fees()
        external
        view
        returns (
            uint16 feeInterest,
            uint16 feeLiquidation,
            uint16 liquidationDiscount,
            uint16 feeLiquidationExpired,
            uint16 liquidationDiscountExpired
        );

    function collateralTokensCount() external view returns (uint8);

    function getTokenMaskOrRevert(address token) external view returns (uint256 tokenMask);

    function getTokenByMask(uint256 tokenMask) external view returns (address token);

    function liquidationThresholds(address token) external view returns (uint16 lt);

    function ltParams(address token)
        external
        view
        returns (uint16 ltInitial, uint16 ltFinal, uint40 timestampRampStart, uint24 rampDuration);

    function collateralTokenByMask(uint256 tokenMask)
        external
        view
        returns (address token, uint16 liquidationThreshold);

    // ------------ //
    // ACCOUNT INFO //
    // ------------ //

    function creditAccountInfo(address creditAccount)
        external
        view
        returns (
            uint256 debt,
            uint256 cumulativeIndexLastUpdate,
            uint128 cumulativeQuotaInterest,
            uint128 quotaFees,
            uint256 enabledTokensMask,
            uint16 flags,
            uint64 lastDebtUpdate,
            address borrower
        );

    function getBorrowerOrRevert(address creditAccount) external view returns (address borrower);

    function flagsOf(address creditAccount) external view returns (uint16);

    function setFlagFor(address creditAccount, uint16 flag, bool value) external;

    function enabledTokensMaskOf(address creditAccount) external view returns (uint256);

    function creditAccounts() external view returns (address[] memory);

    function creditAccounts(uint256 offset, uint256 limit) external view returns (address[] memory);

    function creditAccountsLen() external view returns (uint256);

    // ------------- //
    // CONFIGURATION //
    // ------------- //

    function addToken(address token) external;

    function setCollateralTokenData(
        address token,
        uint16 ltInitial,
        uint16 ltFinal,
        uint40 timestampRampStart,
        uint24 rampDuration
    ) external;

    function setFees(
        uint16 feeInterest,
        uint16 feeLiquidation,
        uint16 liquidationDiscount,
        uint16 feeLiquidationExpired,
        uint16 liquidationDiscountExpired
    ) external;

    function setQuotedMask(uint256 quotedTokensMask) external;

    function setMaxEnabledTokens(uint8 maxEnabledTokens) external;

    function setContractAllowance(address adapter, address targetContract) external;

    function setCreditFacade(address creditFacade) external;

    function setPriceOracle(address priceOracle) external;

    function setCreditConfigurator(address creditConfigurator) external;
}

// SPDX-License-Identifier: GPL-2.0-or-later
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IAdapter} from "@gearbox-protocol/core-v2/contracts/interfaces/IAdapter.sol";
import {ICreditManagerV3} from "@gearbox-protocol/core-v3/contracts/interfaces/ICreditManagerV3.sol";
import {CallerNotCreditFacadeException} from "@gearbox-protocol/core-v3/contracts/interfaces/IExceptions.sol";
import {ACLTrait} from "@gearbox-protocol/core-v3/contracts/traits/ACLTrait.sol";

/// @title Abstract adapter
/// @dev Inheriting adapters MUST use provided internal functions to perform all operations with credit accounts
abstract contract AbstractAdapter is IAdapter, ACLTrait {
    /// @notice Credit manager the adapter is connected to
    address public immutable override creditManager;

    /// @notice Address provider contract
    address public immutable override addressProvider;

    /// @notice Address of the contract the adapter is interacting with
    address public immutable override targetContract;

    /// @notice Constructor
    /// @param _creditManager Credit manager to connect the adapter to
    /// @param _targetContract Address of the adapted contract
    constructor(address _creditManager, address _targetContract)
        ACLTrait(ICreditManagerV3(_creditManager).addressProvider())
        nonZeroAddress(_targetContract)
    {
        creditManager = _creditManager;
        addressProvider = ICreditManagerV3(_creditManager).addressProvider();
        targetContract = _targetContract;
    }

    /// @dev Ensures that caller of the function is credit facade connected to the credit manager
    /// @dev Inheriting adapters MUST use this modifier in all external functions that operate on credit accounts
    modifier creditFacadeOnly() {
        _revertIfCallerNotCreditFacade();
        _;
    }

    /// @dev Ensures that caller is credit facade connected to the credit manager
    function _revertIfCallerNotCreditFacade() internal view {
        if (msg.sender != ICreditManagerV3(creditManager).creditFacade()) {
            revert CallerNotCreditFacadeException();
        }
    }

    /// @dev Ensures that active credit account is set and returns its address
    function _creditAccount() internal view returns (address) {
        return ICreditManagerV3(creditManager).getActiveCreditAccountOrRevert();
    }

    /// @dev Ensures that token is registered as collateral in the credit manager and returns its mask
    function _getMaskOrRevert(address token) internal view returns (uint256 tokenMask) {
        tokenMask = ICreditManagerV3(creditManager).getTokenMaskOrRevert(token);
    }

    /// @dev Approves target contract to spend given token from the active credit account
    ///      Reverts if active credit account is not set or token is not registered as collateral
    /// @param token Token to approve
    /// @param amount Amount to approve
    function _approveToken(address token, uint256 amount) internal {
        ICreditManagerV3(creditManager).approveCreditAccount(token, amount);
    }

    /// @dev Executes an external call from the active credit account to the target contract
    ///      Reverts if active credit account is not set
    /// @param callData Data to call the target contract with
    /// @return result Call result
    function _execute(bytes memory callData) internal returns (bytes memory result) {
        return ICreditManagerV3(creditManager).execute(callData);
    }

    /// @dev Executes a swap operation without input token approval
    ///      Reverts if active credit account is not set or any of passed tokens is not registered as collateral
    /// @param tokenIn Input token that credit account spends in the call
    /// @param tokenOut Output token that credit account receives after the call
    /// @param callData Data to call the target contract with
    /// @param disableTokenIn Whether `tokenIn` should be disabled after the call
    ///        (for operations that spend the entire account's balance of the input token)
    /// @return tokensToEnable Bit mask of tokens that should be enabled after the call
    /// @return tokensToDisable Bit mask of tokens that should be disabled after the call
    /// @return result Call result
    function _executeSwapNoApprove(address tokenIn, address tokenOut, bytes memory callData, bool disableTokenIn)
        internal
        returns (uint256 tokensToEnable, uint256 tokensToDisable, bytes memory result)
    {
        tokensToEnable = _getMaskOrRevert(tokenOut);
        uint256 tokenInMask = _getMaskOrRevert(tokenIn);
        if (disableTokenIn) tokensToDisable = tokenInMask;
        result = _execute(callData);
    }

    /// @dev Executes a swap operation with maximum input token approval, and revokes approval after the call
    ///      Reverts if active credit account is not set or any of passed tokens is not registered as collateral
    /// @param tokenIn Input token that credit account spends in the call
    /// @param tokenOut Output token that credit account receives after the call
    /// @param callData Data to call the target contract with
    /// @param disableTokenIn Whether `tokenIn` should be disabled after the call
    ///        (for operations that spend the entire account's balance of the input token)
    /// @return tokensToEnable Bit mask of tokens that should be enabled after the call
    /// @return tokensToDisable Bit mask of tokens that should be disabled after the call
    /// @return result Call result
    /// @custom:expects Credit manager reverts when trying to approve non-collateral token
    function _executeSwapSafeApprove(address tokenIn, address tokenOut, bytes memory callData, bool disableTokenIn)
        internal
        returns (uint256 tokensToEnable, uint256 tokensToDisable, bytes memory result)
    {
        tokensToEnable = _getMaskOrRevert(tokenOut);
        if (disableTokenIn) tokensToDisable = _getMaskOrRevert(tokenIn);
        _approveToken(tokenIn, type(uint256).max);
        result = _execute(callData);
        _approveToken(tokenIn, 1);
    }
}

// SPDX-License-Identifier: UNLICENSED
// Gearbox. Generalized leverage protocol that allows to take leverage and then use it across other DeFi protocols and platforms in a composable way.
// (c) Gearbox Foundation, 2023
pragma solidity ^0.8.17;

enum AdapterType {
    ABSTRACT,
    UNISWAP_V2_ROUTER,
    UNISWAP_V3_ROUTER,
    CURVE_V1_EXCHANGE_ONLY,
    YEARN_V2,
    CURVE_V1_2ASSETS,
    CURVE_V1_3ASSETS,
    CURVE_V1_4ASSETS,
    CURVE_V1_STECRV_POOL,
    CURVE_V1_WRAPPER,
    CONVEX_V1_BASE_REWARD_POOL,
    CONVEX_V1_BOOSTER,
    CONVEX_V1_CLAIM_ZAP,
    LIDO_V1,
    UNIVERSAL,
    LIDO_WSTETH_V1,
    BALANCER_VAULT,
    AAVE_V2_LENDING_POOL,
    AAVE_V2_WRAPPED_ATOKEN,
    COMPOUND_V2_CERC20,
    COMPOUND_V2_CETHER,
    ERC4626_VAULT,
    VELODROME_V2_ROUTER
}

// SPDX-License-Identifier: BUSL-1.1
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IncorrectParameterException} from "../interfaces/IExceptions.sol";

uint256 constant UNDERLYING_TOKEN_MASK = 1;

/// @title Bit mask library
/// @notice Implements functions that manipulate bit masks
///         Bit masks are utilized extensively by Gearbox to efficiently store token sets (enabled tokens on accounts
///         or forbidden tokens) and check for set inclusion. A mask is a uint256 number that has its i-th bit set to
///         1 if i-th item is included into the set. For example, each token has a mask equal to 2**i, so set inclusion
///         can be checked by checking tokenMask & setMask != 0.
library BitMask {
    /// @dev Calculates an index of an item based on its mask (using a binary search)
    /// @dev The input should always have only 1 bit set, otherwise the result may be unpredictable
    function calcIndex(uint256 mask) internal pure returns (uint8 index) {
        if (mask == 0) revert IncorrectParameterException(); // U:[BM-1]
        uint16 lb = 0; // U:[BM-2]
        uint16 ub = 256; // U:[BM-2]
        uint16 mid = 128; // U:[BM-2]

        unchecked {
            while (true) {
                uint256 newMask = 1 << mid;
                if (newMask & mask != 0) return uint8(mid); // U:[BM-2]

                if (newMask > mask) ub = mid; // U:[BM-2]

                else lb = mid; // U:[BM-2]
                mid = (lb + ub) >> 1; // U:[BM-2]
            }
        }
    }

    /// @dev Calculates the number of `1` bits
    /// @param enabledTokensMask Bit mask to compute the number of `1` bits in
    function calcEnabledTokens(uint256 enabledTokensMask) internal pure returns (uint256 totalTokensEnabled) {
        unchecked {
            while (enabledTokensMask > 0) {
                enabledTokensMask &= enabledTokensMask - 1; // U:[BM-3]
                ++totalTokensEnabled; // U:[BM-3]
            }
        }
    }

    /// @dev Enables bits from the second mask in the first mask
    /// @param enabledTokenMask The initial mask
    /// @param bitsToEnable Mask of bits to enable
    function enable(uint256 enabledTokenMask, uint256 bitsToEnable) internal pure returns (uint256) {
        return enabledTokenMask | bitsToEnable; // U:[BM-4]
    }

    /// @dev Disables bits from the second mask in the first mask
    /// @param enabledTokenMask The initial mask
    /// @param bitsToDisable Mask of bits to disable
    function disable(uint256 enabledTokenMask, uint256 bitsToDisable) internal pure returns (uint256) {
        return enabledTokenMask & ~bitsToDisable; // U:[BM-4]
    }

    /// @dev Computes a new mask with sets of new enabled and disabled bits
    /// @dev bitsToEnable and bitsToDisable are applied sequentially to original mask
    /// @param enabledTokensMask The initial mask
    /// @param bitsToEnable Mask with bits to enable
    /// @param bitsToDisable Mask with bits to disable
    function enableDisable(uint256 enabledTokensMask, uint256 bitsToEnable, uint256 bitsToDisable)
        internal
        pure
        returns (uint256)
    {
        return (enabledTokensMask | bitsToEnable) & (~bitsToDisable); // U:[BM-5]
    }

    /// @dev Enables bits from the second mask in the first mask, skipping specified bits
    /// @param enabledTokenMask The initial mask
    /// @param bitsToEnable Mask with bits to enable
    /// @param invertedSkipMask An inversion of mask of immutable bits
    function enable(uint256 enabledTokenMask, uint256 bitsToEnable, uint256 invertedSkipMask)
        internal
        pure
        returns (uint256)
    {
        return enabledTokenMask | (bitsToEnable & invertedSkipMask); // U:[BM-6]
    }

    /// @dev Disables bits from the second mask in the first mask, skipping specified bits
    /// @param enabledTokenMask The initial mask
    /// @param bitsToDisable Mask with bits to disable
    /// @param invertedSkipMask An inversion of mask of immutable bits
    function disable(uint256 enabledTokenMask, uint256 bitsToDisable, uint256 invertedSkipMask)
        internal
        pure
        returns (uint256)
    {
        return enabledTokenMask & (~(bitsToDisable & invertedSkipMask)); // U:[BM-6]
    }

    /// @dev Computes a new mask with sets of new enabled and disabled bits, skipping some bits
    /// @dev bitsToEnable and bitsToDisable are applied sequentially to original mask. Skipmask is applied in both cases.
    /// @param enabledTokensMask The initial mask
    /// @param bitsToEnable Mask with bits to enable
    /// @param bitsToDisable Mask with bits to disable
    /// @param invertedSkipMask An inversion of mask of immutable bits
    function enableDisable(
        uint256 enabledTokensMask,
        uint256 bitsToEnable,
        uint256 bitsToDisable,
        uint256 invertedSkipMask
    ) internal pure returns (uint256) {
        return (enabledTokensMask | (bitsToEnable & invertedSkipMask)) & (~(bitsToDisable & invertedSkipMask)); // U:[BM-7]
    }
}

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

interface IBooster {
    struct PoolInfo {
        address lptoken;
        address token;
        address gauge;
        address crvRewards;
        address stash;
        bool shutdown;
    }

    function deposit(uint256 _pid, uint256 _amount, bool _stake) external returns (bool);

    function depositAll(uint256 _pid, bool _stake) external returns (bool);

    function withdraw(uint256 _pid, uint256 _amount) external returns (bool);

    function withdrawAll(uint256 _pid) external returns (bool);

    // function earmarkRewards(uint256 _pid) external returns (bool);

    // function earmarkFees() external returns (bool);

    //
    // GETTERS
    //
    function poolInfo(uint256 i) external view returns (PoolInfo memory);

    function poolLength() external view returns (uint256);

    function staker() external view returns (address);

    function minter() external view returns (address);

    function crv() external view returns (address);

    function registry() external view returns (address);

    function stakerRewards() external view returns (address);

    function lockRewards() external view returns (address);

    function lockFees() external view returns (address);
}

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

import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";

interface IBaseRewardPool {
    //
    // STATE CHANGING FUNCTIONS
    //
    function stake(uint256 _amount) external returns (bool);

    function stakeAll() external returns (bool);

    function stakeFor(address _for, uint256 _amount) external returns (bool);

    function withdraw(uint256 amount, bool claim) external returns (bool);

    function withdrawAll(bool claim) external;

    function withdrawAndUnwrap(uint256 amount, bool claim) external returns (bool);

    function withdrawAllAndUnwrap(bool claim) external;

    function getReward(address _account, bool _claimExtras) external returns (bool);

    function getReward() external returns (bool);

    function donate(uint256 _amount) external returns (bool);

    //
    // GETTERS
    //
    function earned(address account) external view returns (uint256);

    function totalSupply() external view returns (uint256);

    function balanceOf(address account) external view returns (uint256);

    function extraRewardsLength() external view returns (uint256);

    function lastTimeRewardApplicable() external view returns (uint256);

    function rewardPerToken() external view returns (uint256);

    function rewardToken() external view returns (IERC20);

    function stakingToken() external view returns (IERC20);

    function duration() external view returns (uint256);

    function operator() external view returns (address);

    function rewardManager() external view returns (address);

    function pid() external view returns (uint256);

    function periodFinish() external view returns (uint256);

    function rewardRate() external view returns (uint256);

    function lastUpdateTime() external view returns (uint256);

    function rewardPerTokenStored() external view returns (uint256);

    function queuedRewards() external view returns (uint256);

    function currentRewards() external view returns (uint256);

    function historicalRewards() external view returns (uint256);

    function newRewardRatio() external view returns (uint256);

    function userRewardPerTokenPaid(address account) external view returns (uint256);

    function rewards(address account) external view returns (uint256);

    function extraRewards(uint256 i) external view returns (address);
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.10;
pragma abicoder v1;

interface ICurveGaugeV3 {
    function deposit(uint256) external;

    function balanceOf(address) external view returns (uint256);

    function withdraw(uint256) external;

    function claim_rewards() external;

    function reward_tokens(uint256) external view returns (address); //v2

    function rewarded_token() external view returns (address); //v1

    function lp_token() external view returns (address);
}

interface ICurveVoteEscrow {
    function create_lock(uint256, uint256) external;

    function increase_amount(uint256) external;

    function increase_unlock_time(uint256) external;

    function withdraw() external;

    function smart_wallet_checker() external view returns (address);
}

interface IWalletChecker {
    function check(address) external view returns (bool);
}

interface IVoting {
    function vote(uint256, bool, bool) external; //voteId, support, executeIfDecided

    function getVote(uint256)
        external
        view
        returns (bool, bool, uint64, uint64, uint64, uint64, uint256, uint256, uint256, bytes memory);

    function vote_for_gauge_weights(address, uint256) external;
}

interface IMinter {
    function mint(address) external;
}

interface IRegistry {
    function get_registry() external view returns (address);

    function get_address(uint256 _id) external view returns (address);

    function gauge_controller() external view returns (address);

    function get_lp_token(address) external view returns (address);

    function get_gauges(address) external view returns (address[10] memory, uint128[10] memory);
}

interface IStaker {
    function deposit(address, address) external;

    function withdraw(address) external;

    function withdraw(address, address, uint256) external;

    function withdrawAll(address, address) external;

    function createLock(uint256, uint256) external;

    function increaseAmount(uint256) external;

    function increaseTime(uint256) external;

    function release() external;

    function claimCrv(address) external returns (uint256);

    function claimRewards(address) external;

    function claimFees(address, address) external;

    function setStashAccess(address, bool) external;

    function vote(uint256, address, bool) external;

    function voteGaugeV3Weight(address, uint256) external;

    function balanceOfPool(address) external view returns (uint256);

    function operator() external view returns (address);

    function execute(address _to, uint256 _value, bytes calldata _data) external returns (bool, bytes memory);
}

interface IRewards {
    function stake(address, uint256) external;

    function stakeFor(address, uint256) external;

    function withdraw(address, uint256) external;

    function exit(address) external;

    function getReward(address) external;

    function queueNewRewards(uint256) external;

    function notifyRewardAmount(uint256) external;

    function addExtraReward(address) external;

    function stakingToken() external view returns (address);

    function rewardToken() external view returns (address);

    function earned(address account) external view returns (uint256);
}

interface IStash {
    function stashRewards() external returns (bool);

    function processStash() external returns (bool);

    function claimRewards() external returns (bool);

    function initialize(uint256 _pid, address _operator, address _staker, address _gauge, address _rewardFactory)
        external;
}

interface IFeeDistro {
    function claim() external;

    function token() external view returns (address);
}

interface ITokenMinter {
    function mint(address, uint256) external;

    function burn(address, uint256) external;
}

interface IDeposit {
    function isShutdown() external view returns (bool);

    function balanceOf(address _account) external view returns (uint256);

    function totalSupply() external view returns (uint256);

    function poolInfo(uint256) external view returns (address, address, address, address, address, bool);

    function rewardClaimed(uint256, address, uint256) external;

    function withdrawTo(uint256, uint256, address) external;

    function claimRewards(uint256, address) external returns (bool);

    function rewardArbitrator() external returns (address);

    function setGaugeV3Redirect(uint256 _pid) external returns (bool);

    function owner() external returns (address);
}

interface ICrvDeposit {
    function deposit(uint256, bool) external;

    function lockIncentive() external view returns (uint256);
}

interface IRewardFactory {
    function setAccess(address, bool) external;

    function CreateCrvRewards(uint256, address) external returns (address);

    function CreateTokenRewards(address, address, address) external returns (address);

    function activeRewardCount(address) external view returns (uint256);

    function addActiveReward(address, uint256) external returns (bool);

    function removeActiveReward(address, uint256) external returns (bool);
}

interface IStashFactory {
    function CreateStash(uint256, address, address, uint256) external returns (address);
}

interface ITokenFactory {
    function CreateDepositToken(address) external returns (address);
}

interface IPools {
    function addPool(address _lptoken, address _gauge, uint256 _stashVersion) external returns (bool);

    function forceAddPool(address _lptoken, address _gauge, uint256 _stashVersion) external returns (bool);

    function shutdownPool(uint256 _pid) external returns (bool);

    function poolInfo(uint256) external view returns (address, address, address, address, address, bool);

    function poolLength() external view returns (uint256);

    function gaugeMap(address) external view returns (bool);

    function setPoolManager(address _poolM) external;
}

interface IVestedEscrow {
    function fund(address[] calldata _recipient, uint256[] calldata _amount) external returns (bool);
}

interface IExtraRewardWrapper {
    function booster() external view returns (address);

    function token() external view returns (address);

    function baseToken() external view returns (address);
}

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IAdapter} from "@gearbox-protocol/core-v2/contracts/interfaces/IAdapter.sol";

/// @title Convex V1 BaseRewardPool adapter interface
interface IConvexV1BaseRewardPoolAdapter is IAdapter {
    function curveLPtoken() external view returns (address);

    function stakingToken() external view returns (address);

    function stakedPhantomToken() external view returns (address);

    function extraReward1() external view returns (address);

    function extraReward2() external view returns (address);

    function curveLPTokenMask() external view returns (uint256);

    function stakingTokenMask() external view returns (uint256);

    function stakedTokenMask() external view returns (uint256);

    function rewardTokensMask() external view returns (uint256);

    function stake(uint256) external returns (uint256 tokensToEnable, uint256 tokensToDisable);

    function stakeDiff(uint256 leftoverAmount) external returns (uint256 tokensToEnable, uint256 tokensToDisable);

    function getReward() external returns (uint256 tokensToEnable, uint256 tokensToDisable);

    function withdraw(uint256, bool claim) external returns (uint256 tokensToEnable, uint256 tokensToDisable);

    function withdrawDiff(uint256 leftoverAmount, bool claim)
        external
        returns (uint256 tokensToEnable, uint256 tokensToDisable);

    function withdrawAndUnwrap(uint256, bool claim)
        external
        returns (uint256 tokensToEnable, uint256 tokensToDisable);

    function withdrawDiffAndUnwrap(uint256 leftoverAmount, bool claim)
        external
        returns (uint256 tokensToEnable, uint256 tokensToDisable);
}

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Holdings, 2022
pragma solidity ^0.8.10;

/// @title Version interface
/// @notice Defines contract version
interface IVersion {
    /// @notice Contract version
    function version() external view returns (uint256);
}

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.0;

import { AdapterType } from "@gearbox-protocol/sdk-gov/contracts/AdapterType.sol";

/// @title Adapter interface
interface IAdapter {
    function _gearboxAdapterType() external view returns (AdapterType);

    function _gearboxAdapterVersion() external view returns (uint16);

    function creditManager() external view returns (address);

    function addressProvider() external view returns (address);

    function targetContract() external view returns (address);
}

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

// ------- //
// GENERAL //
// ------- //

/// @notice Thrown on attempting to set an important address to zero address
error ZeroAddressException();

/// @notice Thrown when attempting to pass a zero amount to a funding-related operation
error AmountCantBeZeroException();

/// @notice Thrown on incorrect input parameter
error IncorrectParameterException();

/// @notice Thrown when balance is insufficient to perform an operation
error InsufficientBalanceException();

/// @notice Thrown if parameter is out of range
error ValueOutOfRangeException();

/// @notice Thrown when trying to send ETH to a contract that is not allowed to receive ETH directly
error ReceiveIsNotAllowedException();

/// @notice Thrown on attempting to set an EOA as an important contract in the system
error AddressIsNotContractException(address);

/// @notice Thrown on attempting to receive a token that is not a collateral token or was forbidden
error TokenNotAllowedException();

/// @notice Thrown on attempting to add a token that is already in a collateral list
error TokenAlreadyAddedException();

/// @notice Thrown when attempting to use quota-related logic for a token that is not quoted in quota keeper
error TokenIsNotQuotedException();

/// @notice Thrown on attempting to interact with an address that is not a valid target contract
error TargetContractNotAllowedException();

/// @notice Thrown if function is not implemented
error NotImplementedException();

// ------------------ //
// CONTRACTS REGISTER //
// ------------------ //

/// @notice Thrown when an address is expected to be a registered credit manager, but is not
error RegisteredCreditManagerOnlyException();

/// @notice Thrown when an address is expected to be a registered pool, but is not
error RegisteredPoolOnlyException();

// ---------------- //
// ADDRESS PROVIDER //
// ---------------- //

/// @notice Reverts if address key isn't found in address provider
error AddressNotFoundException();

// ----------------- //
// POOL, PQK, GAUGES //
// ----------------- //

/// @notice Thrown by pool-adjacent contracts when a credit manager being connected has a wrong pool address
error IncompatibleCreditManagerException();

/// @notice Thrown when attempting to set an incompatible successor staking contract
error IncompatibleSuccessorException();

/// @notice Thrown when attempting to vote in a non-approved contract
error VotingContractNotAllowedException();

/// @notice Thrown when attempting to unvote more votes than there are
error InsufficientVotesException();

/// @notice Thrown when attempting to borrow more than the second point on a two-point curve
error BorrowingMoreThanU2ForbiddenException();

/// @notice Thrown when a credit manager attempts to borrow more than its limit in the current block, or in general
error CreditManagerCantBorrowException();

/// @notice Thrown when attempting to connect a quota keeper to an incompatible pool
error IncompatiblePoolQuotaKeeperException();

/// @notice Thrown when the quota is outside of min/max bounds
error QuotaIsOutOfBoundsException();

// -------------- //
// CREDIT MANAGER //
// -------------- //

/// @notice Thrown on failing a full collateral check after multicall
error NotEnoughCollateralException();

/// @notice Thrown if an attempt to approve a collateral token to adapter's target contract fails
error AllowanceFailedException();

/// @notice Thrown on attempting to perform an action for a credit account that does not exist
error CreditAccountDoesNotExistException();

/// @notice Thrown on configurator attempting to add more than 255 collateral tokens
error TooManyTokensException();

/// @notice Thrown if more than the maximum number of tokens were enabled on a credit account
error TooManyEnabledTokensException();

/// @notice Thrown when attempting to execute a protocol interaction without active credit account set
error ActiveCreditAccountNotSetException();

/// @notice Thrown when trying to update credit account's debt more than once in the same block
error DebtUpdatedTwiceInOneBlockException();

/// @notice Thrown when trying to repay all debt while having active quotas
error DebtToZeroWithActiveQuotasException();

/// @notice Thrown when a zero-debt account attempts to update quota
error UpdateQuotaOnZeroDebtAccountException();

/// @notice Thrown when attempting to close an account with non-zero debt
error CloseAccountWithNonZeroDebtException();

/// @notice Thrown when value of funds remaining on the account after liquidation is insufficient
error InsufficientRemainingFundsException();

/// @notice Thrown when Credit Facade tries to write over a non-zero active Credit Account
error ActiveCreditAccountOverridenException();

// ------------------- //
// CREDIT CONFIGURATOR //
// ------------------- //

/// @notice Thrown on attempting to use a non-ERC20 contract or an EOA as a token
error IncorrectTokenContractException();

/// @notice Thrown if the newly set LT if zero or greater than the underlying's LT
error IncorrectLiquidationThresholdException();

/// @notice Thrown if borrowing limits are incorrect: minLimit > maxLimit or maxLimit > blockLimit
error IncorrectLimitsException();

/// @notice Thrown if the new expiration date is less than the current expiration date or current timestamp
error IncorrectExpirationDateException();

/// @notice Thrown if a contract returns a wrong credit manager or reverts when trying to retrieve it
error IncompatibleContractException();

/// @notice Thrown if attempting to forbid an adapter that is not registered in the credit manager
error AdapterIsNotRegisteredException();

// ------------- //
// CREDIT FACADE //
// ------------- //

/// @notice Thrown when attempting to perform an action that is forbidden in whitelisted mode
error ForbiddenInWhitelistedModeException();

/// @notice Thrown if credit facade is not expirable, and attempted aciton requires expirability
error NotAllowedWhenNotExpirableException();

/// @notice Thrown if a selector that doesn't match any allowed function is passed to the credit facade in a multicall
error UnknownMethodException();

/// @notice Thrown when trying to close an account with enabled tokens
error CloseAccountWithEnabledTokensException();

/// @notice Thrown if a liquidator tries to liquidate an account with a health factor above 1
error CreditAccountNotLiquidatableException();

/// @notice Thrown if too much new debt was taken within a single block
error BorrowedBlockLimitException();

/// @notice Thrown if the new debt principal for a credit account falls outside of borrowing limits
error BorrowAmountOutOfLimitsException();

/// @notice Thrown if a user attempts to open an account via an expired credit facade
error NotAllowedAfterExpirationException();

/// @notice Thrown if expected balances are attempted to be set twice without performing a slippage check
error ExpectedBalancesAlreadySetException();

/// @notice Thrown if attempting to perform a slippage check when excepted balances are not set
error ExpectedBalancesNotSetException();

/// @notice Thrown if balance of at least one token is less than expected during a slippage check
error BalanceLessThanExpectedException();

/// @notice Thrown when trying to perform an action that is forbidden when credit account has enabled forbidden tokens
error ForbiddenTokensException();

/// @notice Thrown when new forbidden tokens are enabled during the multicall
error ForbiddenTokenEnabledException();

/// @notice Thrown when enabled forbidden token balance is increased during the multicall
error ForbiddenTokenBalanceIncreasedException();

/// @notice Thrown when the remaining token balance is increased during the liquidation
error RemainingTokenBalanceIncreasedException();

/// @notice Thrown if `botMulticall` is called by an address that is not approved by account owner or is forbidden
error NotApprovedBotException();

/// @notice Thrown when attempting to perform a multicall action with no permission for it
error NoPermissionException(uint256 permission);

/// @notice Thrown when attempting to give a bot unexpected permissions
error UnexpectedPermissionsException();

/// @notice Thrown when a custom HF parameter lower than 10000 is passed into the full collateral check
error CustomHealthFactorTooLowException();

/// @notice Thrown when submitted collateral hint is not a valid token mask
error InvalidCollateralHintException();

// ------ //
// ACCESS //
// ------ //

/// @notice Thrown on attempting to call an access restricted function not as credit account owner
error CallerNotCreditAccountOwnerException();

/// @notice Thrown on attempting to call an access restricted function not as configurator
error CallerNotConfiguratorException();

/// @notice Thrown on attempting to call an access-restructed function not as account factory
error CallerNotAccountFactoryException();

/// @notice Thrown on attempting to call an access restricted function not as credit manager
error CallerNotCreditManagerException();

/// @notice Thrown on attempting to call an access restricted function not as credit facade
error CallerNotCreditFacadeException();

/// @notice Thrown on attempting to call an access restricted function not as controller or configurator
error CallerNotControllerException();

/// @notice Thrown on attempting to pause a contract without pausable admin rights
error CallerNotPausableAdminException();

/// @notice Thrown on attempting to unpause a contract without unpausable admin rights
error CallerNotUnpausableAdminException();

/// @notice Thrown on attempting to call an access restricted function not as gauge
error CallerNotGaugeException();

/// @notice Thrown on attempting to call an access restricted function not as quota keeper
error CallerNotPoolQuotaKeeperException();

/// @notice Thrown on attempting to call an access restricted function not as voter
error CallerNotVoterException();

/// @notice Thrown on attempting to call an access restricted function not as allowed adapter
error CallerNotAdapterException();

/// @notice Thrown on attempting to call an access restricted function not as migrator
error CallerNotMigratorException();

/// @notice Thrown when an address that is not the designated executor attempts to execute a transaction
error CallerNotExecutorException();

/// @notice Thrown on attempting to call an access restricted function not as veto admin
error CallerNotVetoAdminException();

// ------------------- //
// CONTROLLER TIMELOCK //
// ------------------- //

/// @notice Thrown when the new parameter values do not satisfy required conditions
error ParameterChecksFailedException();

/// @notice Thrown when attempting to execute a non-queued transaction
error TxNotQueuedException();

/// @notice Thrown when attempting to execute a transaction that is either immature or stale
error TxExecutedOutsideTimeWindowException();

/// @notice Thrown when execution of a transaction fails
error TxExecutionRevertedException();

/// @notice Thrown when the value of a parameter on execution is different from the value on queue
error ParameterChangedAfterQueuedTxException();

// -------- //
// BOT LIST //
// -------- //

/// @notice Thrown when attempting to set non-zero permissions for a forbidden or special bot
error InvalidBotException();

// --------------- //
// ACCOUNT FACTORY //
// --------------- //

/// @notice Thrown when trying to deploy second master credit account for a credit manager
error MasterCreditAccountAlreadyDeployedException();

/// @notice Thrown when trying to rescue funds from a credit account that is currently in use
error CreditAccountIsInUseException();

// ------------ //
// PRICE ORACLE //
// ------------ //

/// @notice Thrown on attempting to set a token price feed to an address that is not a correct price feed
error IncorrectPriceFeedException();

/// @notice Thrown on attempting to interact with a price feed for a token not added to the price oracle
error PriceFeedDoesNotExistException();

/// @notice Thrown when price feed returns incorrect price for a token
error IncorrectPriceException();

/// @notice Thrown when token's price feed becomes stale
error StalePriceException();

// SPDX-License-Identifier: BUSL-1.1
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IACL} from "@gearbox-protocol/core-v2/contracts/interfaces/IACL.sol";

import {AP_ACL, IAddressProviderV3, NO_VERSION_CONTROL} from "../interfaces/IAddressProviderV3.sol";
import {CallerNotConfiguratorException} from "../interfaces/IExceptions.sol";

import {SanityCheckTrait} from "./SanityCheckTrait.sol";

/// @title ACL trait
/// @notice Utility class for ACL (access-control list) consumers
abstract contract ACLTrait is SanityCheckTrait {
    /// @notice ACL contract address
    address public immutable acl;

    /// @notice Constructor
    /// @param addressProvider Address provider contract address
    constructor(address addressProvider) nonZeroAddress(addressProvider) {
        acl = IAddressProviderV3(addressProvider).getAddressOrRevert(AP_ACL, NO_VERSION_CONTROL);
    }

    /// @dev Ensures that function caller has configurator role
    modifier configuratorOnly() {
        _ensureCallerIsConfigurator();
        _;
    }

    /// @dev Reverts if the caller is not the configurator
    /// @dev Used to cut contract size on modifiers
    function _ensureCallerIsConfigurator() internal view {
        if (!_isConfigurator({account: msg.sender})) {
            revert CallerNotConfiguratorException();
        }
    }

    /// @dev Checks whether given account has configurator role
    function _isConfigurator(address account) internal view returns (bool) {
        return IACL(acl).isConfigurator(account);
    }
}

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Holdings, 2022
pragma solidity ^0.8.10;
import { IVersion } from "./IVersion.sol";

interface IACLExceptions {
    /// @dev Thrown when attempting to delete an address from a set that is not a pausable admin
    error AddressNotPausableAdminException(address addr);

    /// @dev Thrown when attempting to delete an address from a set that is not a unpausable admin
    error AddressNotUnpausableAdminException(address addr);
}

interface IACLEvents {
    /// @dev Emits when a new admin is added that can pause contracts
    event PausableAdminAdded(address indexed newAdmin);

    /// @dev Emits when a Pausable admin is removed
    event PausableAdminRemoved(address indexed admin);

    /// @dev Emits when a new admin is added that can unpause contracts
    event UnpausableAdminAdded(address indexed newAdmin);

    /// @dev Emits when an Unpausable admin is removed
    event UnpausableAdminRemoved(address indexed admin);
}

/// @title ACL interface
interface IACL is IACLEvents, IACLExceptions, IVersion {
    /// @dev Returns true if the address is a pausable admin and false if not
    /// @param addr Address to check
    function isPausableAdmin(address addr) external view returns (bool);

    /// @dev Returns true if the address is unpausable admin and false if not
    /// @param addr Address to check
    function isUnpausableAdmin(address addr) external view returns (bool);

    /// @dev Returns true if an address has configurator rights
    /// @param account Address to check
    function isConfigurator(address account) external view returns (bool);

    /// @dev Returns address of configurator
    function owner() external view returns (address);
}

// SPDX-License-Identifier: MIT
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {IVersion} from "@gearbox-protocol/core-v2/contracts/interfaces/IVersion.sol";

uint256 constant NO_VERSION_CONTROL = 0;

bytes32 constant AP_CONTRACTS_REGISTER = "CONTRACTS_REGISTER";
bytes32 constant AP_ACL = "ACL";
bytes32 constant AP_PRICE_ORACLE = "PRICE_ORACLE";
bytes32 constant AP_ACCOUNT_FACTORY = "ACCOUNT_FACTORY";
bytes32 constant AP_DATA_COMPRESSOR = "DATA_COMPRESSOR";
bytes32 constant AP_TREASURY = "TREASURY";
bytes32 constant AP_GEAR_TOKEN = "GEAR_TOKEN";
bytes32 constant AP_WETH_TOKEN = "WETH_TOKEN";
bytes32 constant AP_WETH_GATEWAY = "WETH_GATEWAY";
bytes32 constant AP_ROUTER = "ROUTER";
bytes32 constant AP_BOT_LIST = "BOT_LIST";
bytes32 constant AP_GEAR_STAKING = "GEAR_STAKING";
bytes32 constant AP_ZAPPER_REGISTER = "ZAPPER_REGISTER";

interface IAddressProviderV3Events {
    /// @notice Emitted when an address is set for a contract key
    event SetAddress(bytes32 indexed key, address indexed value, uint256 indexed version);
}

/// @title Address provider V3 interface
interface IAddressProviderV3 is IAddressProviderV3Events, IVersion {
    function addresses(bytes32 key, uint256 _version) external view returns (address);

    function getAddressOrRevert(bytes32 key, uint256 _version) external view returns (address result);

    function setAddress(bytes32 key, address value, bool saveVersion) external;
}

// SPDX-License-Identifier: BUSL-1.1
// Gearbox Protocol. Generalized leverage for DeFi protocols
// (c) Gearbox Foundation, 2023.
pragma solidity ^0.8.17;

import {ZeroAddressException} from "../interfaces/IExceptions.sol";

/// @title Sanity check trait
abstract contract SanityCheckTrait {
    /// @dev Ensures that passed address is non-zero
    modifier nonZeroAddress(address addr) {
        _revertIfZeroAddress(addr);
        _;
    }

    /// @dev Reverts if address is zero
    function _revertIfZeroAddress(address addr) private pure {
        if (addr == address(0)) revert ZeroAddressException();
    }
}

{
  "remappings": [
    "@1inch/=node_modules/@1inch/",
    "@chainlink/=node_modules/@chainlink/",
    "@eth-optimism/=node_modules/@eth-optimism/",
    "@gearbox-protocol/=node_modules/@gearbox-protocol/",
    "@openzeppelin/=node_modules/@openzeppelin/",
    "@redstone-finance/=node_modules/@redstone-finance/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "eth-gas-reporter/=node_modules/eth-gas-reporter/",
    "forge-std/=lib/forge-std/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 1000
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_creditManager","type":"address"},{"internalType":"address","name":"_baseRewardPool","type":"address"},{"internalType":"address","name":"_stakedPhantomToken","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"CallerNotCreditFacadeException","type":"error"},{"inputs":[],"name":"ZeroAddressException","type":"error"},{"inputs":[],"name":"_gearboxAdapterType","outputs":[{"internalType":"enum AdapterType","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"_gearboxAdapterVersion","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"acl","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"addressProvider","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"creditManager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"curveLPTokenMask","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"curveLPtoken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"extraReward1","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"extraReward2","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getReward","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rewardTokensMask","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"stake","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"leftoverAmount","type":"uint256"}],"name":"stakeDiff","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"stakedPhantomToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"stakedTokenMask","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"stakingToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"stakingTokenMask","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"targetContract","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bool","name":"claim","type":"bool"}],"name":"withdraw","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bool","name":"claim","type":"bool"}],"name":"withdrawAndUnwrap","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"leftoverAmount","type":"uint256"},{"internalType":"bool","name":"claim","type":"bool"}],"name":"withdrawDiff","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"leftoverAmount","type":"uint256"},{"internalType":"bool","name":"claim","type":"bool"}],"name":"withdrawDiffAndUnwrap","outputs":[{"internalType":"uint256","name":"tokensToEnable","type":"uint256"},{"internalType":"uint256","name":"tokensToDisable","type":"uint256"}],"stateMutability":"nonpayable","type":"function"}]

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