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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { ICustomConnectorRegistry } from "contracts/ConnectorRegistry.sol";
import { VelodromeGaugeConnector } from
    "contracts/connectors/velodrome/VelodromeGaugeConnector.sol";
import { SlipstreamGaugeConnector } from
    "contracts/connectors/velodrome/SlipstreamGaugeConnector.sol";
import { IGaugeRegistryVoter } from "contracts/connectors/GaugeRegistry.sol";

interface IIsPool {
    function isPool(
        address pool
    ) external view returns (bool);
}

contract SuperchainGaugeRegistry is ICustomConnectorRegistry {
    IGaugeRegistryVoter public immutable voter;
    IIsPool public immutable v2PoolFactory;
    IIsPool public immutable slipstreamPoolFactory;
    VelodromeGaugeConnector public immutable v2GaugeConnector;
    SlipstreamGaugeConnector public immutable slipstreamGaugeConnector;

    constructor(
        IGaugeRegistryVoter voter_,
        IIsPool v2PoolFactory_,
        IIsPool slipstreamPoolFactory_,
        VelodromeGaugeConnector v2GaugeConnector_,
        SlipstreamGaugeConnector slipstreamGaugeConnector_
    ) {
        voter = voter_;
        v2PoolFactory = v2PoolFactory_;
        slipstreamPoolFactory = slipstreamPoolFactory_;
        v2GaugeConnector = v2GaugeConnector_;
        slipstreamGaugeConnector = slipstreamGaugeConnector_;
    }

    function connectorOf(
        address target
    ) external view override returns (address) {
        if (voter.isGauge(target)) {
            address pool = voter.poolForGauge(target);
            if (v2PoolFactory.isPool(pool)) {
                return address(v2GaugeConnector);
            }
            if (slipstreamPoolFactory.isPool(pool)) {
                return address(slipstreamGaugeConnector);
            }
        }

        return address(0);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { Admin } from "contracts/base/Admin.sol";
import { TimelockAdmin } from "contracts/base/TimelockAdmin.sol";

error ConnectorNotRegistered(address target);
error CustomRegistryAlreadyRegistered();

interface ICustomConnectorRegistry {
    function connectorOf(
        address target
    ) external view returns (address);
}

contract ConnectorRegistry is Admin, TimelockAdmin {
    event ConnectorChanged(address target, address connector);
    event CustomRegistryAdded(address registry);
    event CustomRegistryRemoved(address registry);

    error ConnectorAlreadySet(address target);
    error ConnectorNotSet(address target);
    error ArrayLengthMismatch();

    ICustomConnectorRegistry[] public customRegistries;

    mapping(address target => address connector) private connectors_;

    constructor(
        address admin_,
        address timelockAdmin_
    ) Admin(admin_) TimelockAdmin(timelockAdmin_) { }

    /// Admin functions

    /// @notice Update connector addresses for a batch of targets.
    /// @dev Controls which connector contracts are used for the specified
    /// targets.
    /// @custom:access Restricted to protocol admin.
    function setConnectors(
        address[] calldata targets,
        address[] calldata connectors
    ) external onlyAdmin {
        if (targets.length != connectors.length) {
            revert ArrayLengthMismatch();
        }
        for (uint256 i; i != targets.length;) {
            if (connectors_[targets[i]] != address(0)) {
                revert ConnectorAlreadySet(targets[i]);
            }
            connectors_[targets[i]] = connectors[i];
            emit ConnectorChanged(targets[i], connectors[i]);

            unchecked {
                ++i;
            }
        }
    }

    function updateConnectors(
        address[] calldata targets,
        address[] calldata connectors
    ) external onlyTimelockAdmin {
        if (targets.length != connectors.length) {
            revert ArrayLengthMismatch();
        }
        for (uint256 i; i != targets.length;) {
            if (connectors_[targets[i]] == address(0)) {
                revert ConnectorNotSet(targets[i]);
            }
            connectors_[targets[i]] = connectors[i];
            emit ConnectorChanged(targets[i], connectors[i]);

            unchecked {
                ++i;
            }
        }
    }

    /// @notice Append an address to the custom registries list.
    /// @custom:access Restricted to protocol admin.
    function addCustomRegistry(
        ICustomConnectorRegistry registry
    ) external onlyAdmin {
        if (isCustomRegistry(registry)) {
            revert CustomRegistryAlreadyRegistered();
        }

        customRegistries.push(registry);
        emit CustomRegistryAdded(address(registry));
    }

    /// @notice Replace an address in the custom registries list.
    /// @custom:access Restricted to protocol admin.
    function updateCustomRegistry(
        uint256 index,
        ICustomConnectorRegistry newRegistry
    ) external onlyTimelockAdmin {
        ICustomConnectorRegistry oldRegistry = customRegistries[index];
        emit CustomRegistryRemoved(address(oldRegistry));
        customRegistries[index] = newRegistry;
        if (address(newRegistry) != address(0)) {
            emit CustomRegistryAdded(address(newRegistry));
        }
    }

    /// Public functions

    function connectorOf(
        address target
    ) external view returns (address) {
        address connector = _getConnector(target);

        if (connector != address(0)) {
            return connector;
        }

        revert ConnectorNotRegistered(target);
    }

    function hasConnector(
        address target
    ) external view returns (bool) {
        return _getConnector(target) != address(0);
    }

    function isCustomRegistry(
        ICustomConnectorRegistry registry
    ) public view returns (bool) {
        for (uint256 i; i != customRegistries.length;) {
            if (address(customRegistries[i]) == address(registry)) {
                return true;
            }
            unchecked {
                ++i;
            }
        }
        return false;
    }

    /// Internal functions

    function _getConnector(
        address target
    ) internal view returns (address) {
        address connector = connectors_[target];
        if (connector != address(0)) {
            return connector;
        }
        uint256 length = customRegistries.length;
        for (uint256 i; i != length;) {
            if (address(customRegistries[i]) != address(0)) {
                (bool success, bytes memory data) = address(customRegistries[i])
                    .staticcall(
                    abi.encodeWithSelector(
                        ICustomConnectorRegistry.connectorOf.selector, target
                    )
                );
                if (success && data.length == 32) {
                    address _connector = abi.decode(data, (address));
                    if (_connector != address(0)) {
                        return _connector;
                    }
                }
            }

            unchecked {
                ++i;
            }
        }

        return address(0);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { IFarmConnector, Farm } from "contracts/interfaces/IFarmConnector.sol";
import { IGauge } from "contracts/interfaces/external/aerodrome/IGauge.sol";
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { SafeTransferLib } from "solmate/utils/SafeTransferLib.sol";

contract VelodromeGaugeConnector is IFarmConnector {
    function deposit(
        Farm calldata farm,
        address token,
        bytes memory // extraData
    ) external override {
        uint256 amount = IERC20(token).balanceOf(address(this));
        SafeTransferLib.safeApprove(token, farm.stakingContract, amount);
        IGauge(farm.stakingContract).deposit(amount);
    }

    function withdraw(
        Farm calldata farm,
        uint256 amount,
        bytes memory // extraData
    ) external override {
        IGauge(farm.stakingContract).withdraw(amount);
    }

    function claim(
        Farm memory farm,
        bytes memory // extraData
    ) external override {
        IGauge(farm.stakingContract).getReward(address(this));
    }

    function balanceOf(
        Farm calldata farm,
        address user
    ) external view override returns (uint256) {
        return IGauge(farm.stakingContract).balanceOf(user);
    }

    function earned(
        Farm calldata farm,
        address user,
        address[] calldata // rewardTokens
    ) external view override returns (uint256[] memory) {
        uint256[] memory rewards = new uint256[](1);
        rewards[0] = IGauge(farm.stakingContract).earned(user);
        return rewards;
    }

    function isStaked(
        Farm calldata,
        address // user
    ) external pure override returns (bool) {
        return true;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import {
    INftFarmConnector,
    NftPosition
} from "contracts/interfaces/INftFarmConnector.sol";
import { ICLGauge } from "contracts/interfaces/external/aerodrome/ICLGauge.sol";
import { IERC721 } from "@openzeppelin/contracts/token/ERC721/IERC721.sol";

contract SlipstreamGaugeConnector is INftFarmConnector {
    function depositExistingNft(
        NftPosition calldata position,
        bytes calldata // extraData
    ) external {
        IERC721(address(position.nft)).approve(
            position.farm.stakingContract, position.tokenId
        );
        ICLGauge(position.farm.stakingContract).deposit(position.tokenId);
    }

    function withdrawNft(
        NftPosition calldata position,
        bytes calldata // extraData
    ) external {
        ICLGauge(position.farm.stakingContract).withdraw(position.tokenId);
    }

    function claim(
        NftPosition calldata position,
        address[] memory, // rewardTokens
        uint128, // maxAmount0,
        uint128, // maxAmount1,
        bytes calldata // extraData
    ) external {
        ICLGauge(position.farm.stakingContract).getReward(position.tokenId);
    }

    function isStaked(
        address user,
        NftPosition calldata position
    ) external view virtual override returns (bool) {
        return ICLGauge(position.farm.stakingContract).stakedContains(
            user, position.tokenId
        );
    }

    function earned(
        address user,
        NftPosition calldata position,
        address[] memory // rewardTokens
    ) external view virtual override returns (uint256[] memory) {
        uint256[] memory rewardAmounts = new uint256[](1);

        rewardAmounts[0] = ICLGauge(position.farm.stakingContract).earned(
            user, position.tokenId
        ) + ICLGauge(position.farm.stakingContract).rewards(position.tokenId);

        return rewardAmounts;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { ICustomConnectorRegistry } from "contracts/ConnectorRegistry.sol";

interface IGaugeRegistryVoter {
    function isGauge(
        address target
    ) external view returns (bool);

    function isClGauge(
        address target
    ) external view returns (bool);

    function isCLGauge(
        address target
    ) external view returns (bool);

    function poolForGauge(
        address gauge
    ) external view returns (address);
}

contract GaugeRegistry is ICustomConnectorRegistry {
    IGaugeRegistryVoter public immutable voter;
    address public immutable connector;

    constructor(IGaugeRegistryVoter voter_, address connector_) {
        voter = voter_;
        connector = connector_;
    }

    function connectorOf(
        address target
    ) external view override returns (address) {
        if (voter.isGauge(target)) {
            return connector;
        }

        return address(0);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

/// @title Admin contract
/// @author vfat.tools
/// @notice Provides an administration mechanism allowing restricted functions
abstract contract Admin {
    /// ERRORS ///

    /// @notice Thrown when the caller is not the admin
    error NotAdminError(); //0xb5c42b3b

    /// EVENTS ///

    /// @notice Emitted when a new admin is set
    /// @param oldAdmin Address of the old admin
    /// @param newAdmin Address of the new admin
    event AdminSet(address oldAdmin, address newAdmin);

    /// STORAGE ///

    /// @notice Address of the current admin
    address public admin;

    /// MODIFIERS ///

    /// @dev Restricts a function to the admin
    modifier onlyAdmin() {
        if (msg.sender != admin) revert NotAdminError();
        _;
    }

    /// WRITE FUNCTIONS ///

    /// @param admin_ Address of the admin
    constructor(
        address admin_
    ) {
        emit AdminSet(address(0), admin_);
        admin = admin_;
    }

    /// @notice Sets a new admin
    /// @param newAdmin Address of the new admin
    /// @custom:access Restricted to protocol admin.
    function setAdmin(
        address newAdmin
    ) external onlyAdmin {
        emit AdminSet(admin, newAdmin);
        admin = newAdmin;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

/// @title TimelockAdmin contract
/// @author vfat.tools
/// @notice Provides an timelockAdministration mechanism allowing restricted
/// functions
abstract contract TimelockAdmin {
    /// ERRORS ///

    /// @notice Thrown when the caller is not the timelockAdmin
    error NotTimelockAdminError();

    /// EVENTS ///

    /// @notice Emitted when a new timelockAdmin is set
    /// @param oldTimelockAdmin Address of the old timelockAdmin
    /// @param newTimelockAdmin Address of the new timelockAdmin
    event TimelockAdminSet(address oldTimelockAdmin, address newTimelockAdmin);

    /// STORAGE ///

    /// @notice Address of the current timelockAdmin
    address public timelockAdmin;

    /// MODIFIERS ///

    /// @dev Restricts a function to the timelockAdmin
    modifier onlyTimelockAdmin() {
        if (msg.sender != timelockAdmin) revert NotTimelockAdminError();
        _;
    }

    /// WRITE FUNCTIONS ///

    /// @param timelockAdmin_ Address of the timelockAdmin
    constructor(
        address timelockAdmin_
    ) {
        emit TimelockAdminSet(timelockAdmin, timelockAdmin_);
        timelockAdmin = timelockAdmin_;
    }

    /// @notice Sets a new timelockAdmin
    /// @dev Can only be called by the current timelockAdmin
    /// @param newTimelockAdmin Address of the new timelockAdmin
    function setTimelockAdmin(
        address newTimelockAdmin
    ) external onlyTimelockAdmin {
        emit TimelockAdminSet(timelockAdmin, newTimelockAdmin);
        timelockAdmin = newTimelockAdmin;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { Farm } from "contracts/structs/FarmStrategyStructs.sol";

interface IFarmConnector {
    function deposit(
        Farm calldata farm,
        address token,
        bytes memory extraData
    ) external;

    function withdraw(
        Farm calldata farm,
        uint256 amount,
        bytes memory extraData
    ) external;

    function claim(Farm calldata farm, bytes memory extraData) external;

    function balanceOf(
        Farm calldata farm,
        address user
    ) external view returns (uint256);

    function earned(
        Farm calldata farm,
        address user,
        address[] calldata rewardTokens
    ) external view returns (uint256[] memory);

    function isStaked(
        Farm calldata farm,
        address user
    ) external view returns (bool);
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface IGauge {
    error NotAlive();
    error NotAuthorized();
    error NotVoter();
    error NotTeam();
    error RewardRateTooHigh();
    error ZeroAmount();
    error ZeroRewardRate();

    event Deposit(address indexed from, address indexed to, uint256 amount);
    event Withdraw(address indexed from, uint256 amount);
    event NotifyReward(address indexed from, uint256 amount);
    event ClaimFees(address indexed from, uint256 claimed0, uint256 claimed1);
    event ClaimRewards(address indexed from, uint256 amount);

    /// @notice Address of the pool LP token which is deposited (staked) for
    /// rewards
    function stakingToken() external view returns (address);

    /// @notice Address of the token (AERO) rewarded to stakers
    function rewardToken() external view returns (address);

    /// @notice Address of the FeesVotingReward contract linked to the gauge
    function feesVotingReward() external view returns (address);

    /// @notice Address of Protocol Voter
    function voter() external view returns (address);

    /// @notice Address of Protocol Voting Escrow
    function ve() external view returns (address);

    /// @notice Returns if gauge is linked to a legitimate Protocol pool
    function isPool() external view returns (bool);

    /// @notice Timestamp end of current rewards period
    function periodFinish() external view returns (uint256);

    /// @notice Current reward rate of rewardToken to distribute per second
    function rewardRate() external view returns (uint256);

    /// @notice Most recent timestamp contract has updated state
    function lastUpdateTime() external view returns (uint256);

    /// @notice Most recent stored value of rewardPerToken
    function rewardPerTokenStored() external view returns (uint256);

    /// @notice Amount of stakingToken deposited for rewards
    function totalSupply() external view returns (uint256);

    /// @notice Get the amount of stakingToken deposited by an account
    function balanceOf(
        address
    ) external view returns (uint256);

    /// @notice Cached rewardPerTokenStored for an account based on their most
    /// recent action
    function userRewardPerTokenPaid(
        address
    ) external view returns (uint256);

    /// @notice Cached amount of rewardToken earned for an account
    function rewards(
        address
    ) external view returns (uint256);

    /// @notice View to see the rewardRate given the timestamp of the start of
    /// the epoch
    function rewardRateByEpoch(
        uint256
    ) external view returns (uint256);

    /// @notice Cached amount of fees generated from the Pool linked to the
    /// Gauge of token0
    function fees0() external view returns (uint256);

    /// @notice Cached amount of fees generated from the Pool linked to the
    /// Gauge of token1
    function fees1() external view returns (uint256);

    /// @notice Get the current reward rate per unit of stakingToken deposited
    function rewardPerToken() external view returns (uint256 _rewardPerToken);

    /// @notice Returns the last time the reward was modified or periodFinish if
    /// the reward has ended
    function lastTimeRewardApplicable() external view returns (uint256 _time);

    /// @notice Returns accrued balance to date from last claim / first deposit.
    function earned(
        address _account
    ) external view returns (uint256 _earned);

    /// @notice Total amount of rewardToken to distribute for the current
    /// rewards period
    function left() external view returns (uint256 _left);

    /// @notice Retrieve rewards for an address.
    /// @dev Throws if not called by same address or voter.
    /// @param _account .
    function getReward(
        address _account
    ) external;

    /// @notice Deposit LP tokens into gauge for msg.sender
    /// @param _amount .
    function deposit(
        uint256 _amount
    ) external;

    /// @notice Deposit LP tokens into gauge for any user
    /// @param _amount .
    /// @param _recipient Recipient to give balance to
    function deposit(uint256 _amount, address _recipient) external;

    /// @notice Withdraw LP tokens for user
    /// @param _amount .
    function withdraw(
        uint256 _amount
    ) external;

    /// @dev Notifies gauge of gauge rewards. Assumes gauge reward tokens is 18
    /// decimals.
    ///      If not 18 decimals, rewardRate may have rounding issues.
    function notifyRewardAmount(
        uint256 amount
    ) external;

    /// @dev Notifies gauge of gauge rewards without distributing its fees.
    ///      Assumes gauge reward tokens is 18 decimals.
    ///      If not 18 decimals, rewardRate may have rounding issues.
    function notifyRewardWithoutClaim(
        uint256 amount
    ) external;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (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: AGPL-3.0-only
pragma solidity >=0.8.0;

import {ERC20} from "../tokens/ERC20.sol";

/// @notice Safe ETH and ERC20 transfer library that gracefully handles missing return values.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/utils/SafeTransferLib.sol)
/// @dev Use with caution! Some functions in this library knowingly create dirty bits at the destination of the free memory pointer.
/// @dev Note that none of the functions in this library check that a token has code at all! That responsibility is delegated to the caller.
library SafeTransferLib {
    /*//////////////////////////////////////////////////////////////
                                ERRORS
    //////////////////////////////////////////////////////////////*/

    error ETHTransferFailed();
    error TransferFromFailed();
    error TransferFailed();
    error ApproveFailed();

    /*//////////////////////////////////////////////////////////////
                             ETH OPERATIONS
    //////////////////////////////////////////////////////////////*/

    function safeTransferETH(address to, uint256 amount) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Transfer the ETH and store if it succeeded or not.
            success := call(gas(), to, amount, 0, 0, 0, 0)
        }

        if (!success) revert ETHTransferFailed();
    }

    /*//////////////////////////////////////////////////////////////
                            ERC20 OPERATIONS
    //////////////////////////////////////////////////////////////*/

    function safeTransferFrom(
        address token,
        address from,
        address to,
        uint256 amount
    ) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0x23b872dd00000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), from) // Append the "from" argument.
            mstore(add(freeMemoryPointer, 36), to) // Append the "to" argument.
            mstore(add(freeMemoryPointer, 68), amount) // Append the "amount" argument.

            success := and(
                // Set success to whether the call reverted, if not we check it either
                // returned exactly 1 (can't just be non-zero data), or had no return data.
                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),
                // We use 100 because the length of our calldata totals up like so: 4 + 32 * 3.
                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
                // Counterintuitively, this call must be positioned second to the or() call in the
                // surrounding and() call or else returndatasize() will be zero during the computation.
                call(gas(), token, 0, freeMemoryPointer, 100, 0, 32)
            )
        }

        if (!success) revert TransferFromFailed();
    }

    function safeTransfer(
        address token,
        address to,
        uint256 amount
    ) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0xa9059cbb00000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), to) // Append the "to" argument.
            mstore(add(freeMemoryPointer, 36), amount) // Append the "amount" argument.

            success := and(
                // Set success to whether the call reverted, if not we check it either
                // returned exactly 1 (can't just be non-zero data), or had no return data.
                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),
                // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.
                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
                // Counterintuitively, this call must be positioned second to the or() call in the
                // surrounding and() call or else returndatasize() will be zero during the computation.
                call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)
            )
        }

        if (!success) revert TransferFailed();
    }

    function safeApprove(
        address token,
        address to,
        uint256 amount
    ) internal {
        bool success;

        /// @solidity memory-safe-assembly
        assembly {
            // Get a pointer to some free memory.
            let freeMemoryPointer := mload(0x40)

            // Write the abi-encoded calldata into memory, beginning with the function selector.
            mstore(freeMemoryPointer, 0x095ea7b300000000000000000000000000000000000000000000000000000000)
            mstore(add(freeMemoryPointer, 4), to) // Append the "to" argument.
            mstore(add(freeMemoryPointer, 36), amount) // Append the "amount" argument.

            success := and(
                // Set success to whether the call reverted, if not we check it either
                // returned exactly 1 (can't just be non-zero data), or had no return data.
                or(and(eq(mload(0), 1), gt(returndatasize(), 31)), iszero(returndatasize())),
                // We use 68 because the length of our calldata totals up like so: 4 + 32 * 2.
                // We use 0 and 32 to copy up to 32 bytes of return data into the scratch space.
                // Counterintuitively, this call must be positioned second to the or() call in the
                // surrounding and() call or else returndatasize() will be zero during the computation.
                call(gas(), token, 0, freeMemoryPointer, 68, 0, 32)
            )
        }

        if (!success) revert ApproveFailed();
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { NftPosition } from "contracts/structs/NftFarmStrategyStructs.sol";

interface INftFarmConnector {
    function depositExistingNft(
        NftPosition calldata position,
        bytes calldata extraData
    ) external;

    function withdrawNft(
        NftPosition calldata position,
        bytes calldata extraData
    ) external;

    function claim(
        NftPosition calldata position,
        address[] memory rewardTokens,
        uint128 maxAmount0, // For collecting
        uint128 maxAmount1,
        bytes calldata extraData
    ) external;

    function earned(
        address user,
        NftPosition calldata position,
        address[] memory rewardTokens
    ) external view returns (uint256[] memory);

    function isStaked(
        address user,
        NftPosition calldata position
    ) external view returns (bool);
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

interface ICLGauge {
    event NotifyReward(address indexed from, uint256 amount);
    event Deposit(
        address indexed user,
        uint256 indexed tokenId,
        uint128 indexed liquidityToStake
    );
    event Withdraw(
        address indexed user,
        uint256 indexed tokenId,
        uint128 indexed liquidityToStake
    );
    event ClaimFees(address indexed from, uint256 claimed0, uint256 claimed1);
    event ClaimRewards(address indexed from, uint256 amount);

    /// @notice NonfungiblePositionManager used to create nfts this gauge
    /// accepts
    function nft() external view returns (address);

    /// @notice Voter contract gauge receives emissions from
    function voter() external view returns (address);

    /// @notice Address of the CL pool linked to the gauge
    function pool() external view returns (address);

    /// @notice Address of the factory that created this gauge
    function gaugeFactory() external view returns (address);

    /// @notice Address of the FeesVotingReward contract linked to the gauge
    function feesVotingReward() external view returns (address);

    /// @notice Timestamp end of current rewards period
    function periodFinish() external view returns (uint256);

    /// @notice Current reward rate of rewardToken to distribute per second
    function rewardRate() external view returns (uint256);

    /// @notice Claimable rewards by tokenId
    function rewards(
        uint256 tokenId
    ) external view returns (uint256);

    /// @notice Most recent timestamp tokenId called updateRewards
    function lastUpdateTime(
        uint256 tokenId
    ) external view returns (uint256);

    /// @notice View to see the rewardRate given the timestamp of the start of
    /// the epoch
    function rewardRateByEpoch(
        uint256
    ) external view returns (uint256);

    /// @notice Cached amount of fees generated from the Pool linked to the
    /// Gauge of token0
    function fees0() external view returns (uint256);

    /// @notice Cached amount of fees generated from the Pool linked to the
    /// Gauge of token1
    function fees1() external view returns (uint256);

    /// @notice Cached address of token0, corresponding to token0 of the pool
    function token0() external view returns (address);

    /// @notice Cached address of token1, corresponding to token1 of the pool
    function token1() external view returns (address);

    /// @notice Cached tick spacing of the pool.
    function tickSpacing() external view returns (int24);

    /// @notice Total amount of rewardToken to distribute for the current
    /// rewards period
    function left() external view returns (uint256 _left);

    /// @notice Address of the emissions token
    function rewardToken() external view returns (address);

    /// @notice To provide compatibility support with the old voter
    function isPool() external view returns (bool);

    /// @notice Returns the rewardGrowthInside of the position at the last user
    /// action (deposit, withdraw, getReward)
    /// @param tokenId The tokenId of the position
    /// @return The rewardGrowthInside for the position
    function rewardGrowthInside(
        uint256 tokenId
    ) external view returns (uint256);

    /// @notice Called on gauge creation by CLGaugeFactory
    /// @param _pool The address of the pool
    /// @param _feesVotingReward The address of the feesVotingReward contract
    /// @param _rewardToken The address of the reward token
    /// @param _voter The address of the voter contract
    /// @param _nft The address of the nft position manager contract
    /// @param _token0 The address of token0 of the pool
    /// @param _token1 The address of token1 of the pool
    /// @param _tickSpacing The tick spacing of the pool
    /// @param _isPool Whether the attached pool is a real pool or not
    function initialize(
        address _pool,
        address _feesVotingReward,
        address _rewardToken,
        address _voter,
        address _nft,
        address _token0,
        address _token1,
        int24 _tickSpacing,
        bool _isPool
    ) external;

    /// @notice Returns the claimable rewards for a given account and tokenId
    /// @dev Throws if account is not the position owner
    /// @dev pool.updateRewardsGrowthGlobal() needs to be called first, to
    /// return the correct claimable rewards
    /// @param account The address of the user
    /// @param tokenId The tokenId of the position
    /// @return The amount of claimable reward
    function earned(
        address account,
        uint256 tokenId
    ) external view returns (uint256);

    /// @notice Retrieve rewards for all tokens owned by an account
    /// @dev Throws if not called by the voter
    /// @param account The account of the user
    function getReward(
        address account
    ) external;

    /// @notice Retrieve rewards for a tokenId
    /// @dev Throws if not called by the position owner
    /// @param tokenId The tokenId of the position
    function getReward(
        uint256 tokenId
    ) external;

    /// @notice Notifies gauge of gauge rewards.
    /// @param amount Amount of gauge rewards (emissions) to notify. Must be
    /// greater than 604_800.
    function notifyRewardAmount(
        uint256 amount
    ) external;

    /// @dev Notifies gauge of gauge rewards without distributing its fees.
    ///      Assumes gauge reward tokens is 18 decimals.
    ///      If not 18 decimals, rewardRate may have rounding issues.
    /// @param amount Amount of gauge rewards (emissions) to notify. Must be
    /// greater than 604_800.
    function notifyRewardWithoutClaim(
        uint256 amount
    ) external;

    /// @notice Used to deposit a CL position into the gauge
    /// @notice Allows the user to receive emissions instead of fees
    /// @param tokenId The tokenId of the position
    function deposit(
        uint256 tokenId
    ) external;

    /// @notice Used to withdraw a CL position from the gauge
    /// @notice Allows the user to receive fees instead of emissions
    /// @notice Outstanding emissions will be collected on withdrawal
    /// @param tokenId The tokenId of the position
    function withdraw(
        uint256 tokenId
    ) external;

    /// @notice Used to increase liquidity of a staked position
    /// @param tokenId The tokenId of the position
    /// @param amount0Desired The desired amount of token0 to be staked,
    /// @param amount1Desired The desired amount of token1 to be staked,
    /// @param amount0Min The minimum amount of token0 to spend, which serves as
    /// a slippage check,
    /// @param amount1Min The minimum amount of token1 to spend, which serves as
    /// a slippage check,
    /// @param deadline The time by which the transaction must be included to
    /// effect the change
    /// @return liquidity The new liquidity amount as a result of the increase
    /// @return amount0 The amount of token0 required to obtain new liquidity
    /// amount
    /// @return amount1 The amount of token1 required to obtain new liquidity
    /// amount
    function increaseStakedLiquidity(
        uint256 tokenId,
        uint256 amount0Desired,
        uint256 amount1Desired,
        uint256 amount0Min,
        uint256 amount1Min,
        uint256 deadline
    ) external returns (uint128 liquidity, uint256 amount0, uint256 amount1);

    /// @notice Used to decrease liquidity of a staked position
    /// @param tokenId The tokenId of the position
    /// @param liquidity The amount of liquidity to be unstaked from the gauge
    /// @param amount0Min The minimum amount of token0 that should be accounted
    /// for the burned liquidity,
    /// @param amount1Min The minimum amount of token1 that should be accounted
    /// for the burned liquidity,
    /// @param deadline The time by which the transaction must be included to
    /// effect the change
    /// @return amount0 The amount of token0 decreased from position
    /// @return amount1 The amount of token1 decreased from position
    function decreaseStakedLiquidity(
        uint256 tokenId,
        uint128 liquidity,
        uint256 amount0Min,
        uint256 amount1Min,
        uint256 deadline
    ) external returns (uint256 amount0, uint256 amount1);

    /// @notice Fetch all tokenIds staked by a given account
    /// @param depositor The address of the user
    /// @return The tokenIds of the staked positions
    function stakedValues(
        address depositor
    ) external view returns (uint256[] memory);

    /// @notice Fetch a staked tokenId by index
    /// @param depositor The address of the user
    /// @param index The index of the staked tokenId
    /// @return The tokenId of the staked position
    function stakedByIndex(
        address depositor,
        uint256 index
    ) external view returns (uint256);

    /// @notice Check whether a position is staked in the gauge by a certain
    /// user
    /// @param depositor The address of the user
    /// @param tokenId The tokenId of the position
    /// @return Whether the position is staked in the gauge
    function stakedContains(
        address depositor,
        uint256 tokenId
    ) external view returns (bool);

    /// @notice The amount of positions staked in the gauge by a certain user
    /// @param depositor The address of the user
    /// @return The amount of positions staked in the gauge
    function stakedLength(
        address depositor
    ) external view returns (uint256);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

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

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

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

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

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { ZapIn, ZapOut } from "contracts/structs/ZapStructs.sol";
import { SwapParams } from "contracts/structs/SwapStructs.sol";

struct Farm {
    address stakingContract;
    uint256 poolIndex;
}

struct DepositParams {
    Farm farm;
    address[] tokensIn;
    uint256[] amountsIn;
    ZapIn zap;
    bytes extraData;
}

struct WithdrawParams {
    bytes extraData;
    ZapOut zap;
    address[] tokensOut;
}

struct HarvestParams {
    SwapParams[] swaps;
    bytes extraData;
    address[] tokensOut;
}

struct CompoundParams {
    Farm claimFarm;
    bytes claimExtraData;
    address[] rewardTokens;
    ZapIn zap;
    Farm depositFarm;
    bytes depositExtraData;
}

struct SimpleDepositParams {
    Farm farm;
    address lpToken;
    uint256 amountIn;
    bytes extraData;
}

struct SimpleHarvestParams {
    address[] rewardTokens;
    bytes extraData;
}

struct SimpleWithdrawParams {
    address lpToken;
    uint256 amountOut;
    bytes extraData;
}

// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity >=0.8.0;

/// @notice Modern and gas efficient ERC20 + EIP-2612 implementation.
/// @author Solmate (https://github.com/transmissions11/solmate/blob/main/src/tokens/ERC20.sol)
/// @author Modified from Uniswap (https://github.com/Uniswap/uniswap-v2-core/blob/master/contracts/UniswapV2ERC20.sol)
/// @dev Do not manually set balances without updating totalSupply, as the sum of all user balances must not exceed it.
abstract contract ERC20 {
    /*//////////////////////////////////////////////////////////////
                                 EVENTS
    //////////////////////////////////////////////////////////////*/

    event Transfer(address indexed from, address indexed to, uint256 amount);

    event Approval(address indexed owner, address indexed spender, uint256 amount);

    /*//////////////////////////////////////////////////////////////
                            METADATA STORAGE
    //////////////////////////////////////////////////////////////*/

    string public name;

    string public symbol;

    uint8 public immutable decimals;

    /*//////////////////////////////////////////////////////////////
                              ERC20 STORAGE
    //////////////////////////////////////////////////////////////*/

    uint256 public totalSupply;

    mapping(address => uint256) public balanceOf;

    mapping(address => mapping(address => uint256)) public allowance;

    /*//////////////////////////////////////////////////////////////
                            EIP-2612 STORAGE
    //////////////////////////////////////////////////////////////*/

    uint256 internal immutable INITIAL_CHAIN_ID;

    bytes32 internal immutable INITIAL_DOMAIN_SEPARATOR;

    mapping(address => uint256) public nonces;

    /*//////////////////////////////////////////////////////////////
                               CONSTRUCTOR
    //////////////////////////////////////////////////////////////*/

    constructor(
        string memory _name,
        string memory _symbol,
        uint8 _decimals
    ) {
        name = _name;
        symbol = _symbol;
        decimals = _decimals;

        INITIAL_CHAIN_ID = block.chainid;
        INITIAL_DOMAIN_SEPARATOR = computeDomainSeparator();
    }

    /*//////////////////////////////////////////////////////////////
                               ERC20 LOGIC
    //////////////////////////////////////////////////////////////*/

    function approve(address spender, uint256 amount) public virtual returns (bool) {
        allowance[msg.sender][spender] = amount;

        emit Approval(msg.sender, spender, amount);

        return true;
    }

    function transfer(address to, uint256 amount) public virtual returns (bool) {
        balanceOf[msg.sender] -= amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(msg.sender, to, amount);

        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) public virtual returns (bool) {
        uint256 allowed = allowance[from][msg.sender]; // Saves gas for limited approvals.

        if (allowed != type(uint256).max) allowance[from][msg.sender] = allowed - amount;

        balanceOf[from] -= amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(from, to, amount);

        return true;
    }

    /*//////////////////////////////////////////////////////////////
                             EIP-2612 LOGIC
    //////////////////////////////////////////////////////////////*/

    function permit(
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) public virtual {
        require(deadline >= block.timestamp, "PERMIT_DEADLINE_EXPIRED");

        // Unchecked because the only math done is incrementing
        // the owner's nonce which cannot realistically overflow.
        unchecked {
            address recoveredAddress = ecrecover(
                keccak256(
                    abi.encodePacked(
                        "\x19\x01",
                        DOMAIN_SEPARATOR(),
                        keccak256(
                            abi.encode(
                                keccak256(
                                    "Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)"
                                ),
                                owner,
                                spender,
                                value,
                                nonces[owner]++,
                                deadline
                            )
                        )
                    )
                ),
                v,
                r,
                s
            );

            require(recoveredAddress != address(0) && recoveredAddress == owner, "INVALID_SIGNER");

            allowance[recoveredAddress][spender] = value;
        }

        emit Approval(owner, spender, value);
    }

    function DOMAIN_SEPARATOR() public view virtual returns (bytes32) {
        return block.chainid == INITIAL_CHAIN_ID ? INITIAL_DOMAIN_SEPARATOR : computeDomainSeparator();
    }

    function computeDomainSeparator() internal view virtual returns (bytes32) {
        return
            keccak256(
                abi.encode(
                    keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)"),
                    keccak256(bytes(name)),
                    keccak256("1"),
                    block.chainid,
                    address(this)
                )
            );
    }

    /*//////////////////////////////////////////////////////////////
                        INTERNAL MINT/BURN LOGIC
    //////////////////////////////////////////////////////////////*/

    function _mint(address to, uint256 amount) internal virtual {
        totalSupply += amount;

        // Cannot overflow because the sum of all user
        // balances can't exceed the max uint256 value.
        unchecked {
            balanceOf[to] += amount;
        }

        emit Transfer(address(0), to, amount);
    }

    function _burn(address from, uint256 amount) internal virtual {
        balanceOf[from] -= amount;

        // Cannot underflow because a user's balance
        // will never be larger than the total supply.
        unchecked {
            totalSupply -= amount;
        }

        emit Transfer(from, address(0), amount);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { IUniswapV3Pool } from
    "contracts/interfaces/external/uniswap/IUniswapV3Pool.sol";
import { INonfungiblePositionManager } from
    "contracts/interfaces/external/uniswap/INonfungiblePositionManager.sol";
import { NftZapIn, NftZapOut } from "contracts/structs/NftZapStructs.sol";
import { SwapParams } from "contracts/structs/SwapStructs.sol";
import { Farm } from "contracts/structs/FarmStrategyStructs.sol";

struct NftPosition {
    Farm farm;
    INonfungiblePositionManager nft;
    uint256 tokenId;
}

struct NftIncrease {
    address[] tokensIn;
    uint256[] amountsIn;
    NftZapIn zap;
    bytes extraData;
}

struct NftDeposit {
    Farm farm;
    INonfungiblePositionManager nft;
    NftIncrease increase;
}

struct NftWithdraw {
    NftZapOut zap;
    address[] tokensOut;
    bytes extraData;
}

struct SimpleNftHarvest {
    address[] rewardTokens;
    uint128 amount0Max;
    uint128 amount1Max;
    bytes extraData;
}

struct NftHarvest {
    SimpleNftHarvest harvest;
    SwapParams[] swaps;
    address[] outputTokens;
    address[] sweepTokens;
}

struct NftCompound {
    SimpleNftHarvest harvest;
    NftZapIn zap;
}

struct NftRebalance {
    IUniswapV3Pool pool;
    NftPosition position;
    NftHarvest harvest;
    NftWithdraw withdraw;
    NftIncrease increase;
}

struct NftMove {
    IUniswapV3Pool pool;
    NftPosition position;
    NftHarvest harvest;
    NftWithdraw withdraw;
    NftDeposit deposit;
}

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

pragma solidity ^0.8.0;

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

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { SwapParams } from "contracts/structs/SwapStructs.sol";

import {
    AddLiquidityParams,
    RemoveLiquidityParams
} from "contracts/structs/LiquidityStructs.sol";

struct ZapIn {
    SwapParams[] swaps;
    AddLiquidityParams addLiquidityParams;
}

struct ZapOut {
    RemoveLiquidityParams removeLiquidityParams;
    SwapParams[] swaps;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

struct SwapParams {
    address tokenApproval;
    address router;
    uint256 amountIn;
    uint256 desiredAmountOut;
    uint256 minAmountOut;
    address tokenIn;
    address tokenOut;
    bytes extraData;
}

// SPDX-License-Identifier: GPL-2.0-or-later
pragma solidity >=0.5.0;

/// @title Pool state that never changes
/// @notice These parameters are fixed for a pool forever, i.e., the methods
/// will always return the same values
interface IUniswapV3PoolImmutables {
    /// @notice The contract that deployed the pool, which must adhere to the
    /// IUniswapV3Factory interface
    /// @return The contract address
    function factory() external view returns (address);

    /// @notice The first of the two tokens of the pool, sorted by address
    /// @return The token contract address
    function token0() external view returns (address);

    /// @notice The second of the two tokens of the pool, sorted by address
    /// @return The token contract address
    function token1() external view returns (address);

    /// @notice The pool's fee in hundredths of a bip, i.e. 1e-6
    /// @return The fee
    function fee() external view returns (uint24);

    /// @notice The pool tick spacing
    /// @dev Ticks can only be used at multiples of this value, minimum of 1 and
    /// always positive
    /// e.g.: a tickSpacing of 3 means ticks can be initialized every 3rd tick,
    /// i.e., ..., -6, -3, 0, 3, 6, ...
    /// This value is an int24 to avoid casting even though it is always
    /// positive.
    /// @return The tick spacing
    function tickSpacing() external view returns (int24);

    /// @notice The maximum amount of position liquidity that can use any tick
    /// in the range
    /// @dev This parameter is enforced per tick to prevent liquidity from
    /// overflowing a uint128 at any point, and
    /// also prevents out-of-range liquidity from being used to prevent adding
    /// in-range liquidity to a pool
    /// @return The max amount of liquidity per tick
    function maxLiquidityPerTick() external view returns (uint128);
}

/// @title Pool state that can change
/// @notice These methods compose the pool's state, and can change with any
/// frequency including multiple times
/// per transaction
interface IUniswapV3PoolState {
    /// @notice The 0th storage slot in the pool stores many values, and is
    /// exposed as a single method to save gas
    /// when accessed externally.
    /// @return sqrtPriceX96 The current price of the pool as a
    /// sqrt(token1/token0) Q64.96 value
    /// @return tick The current tick of the pool, i.e. according to the last
    /// tick transition that was run.
    /// This value may not always be equal to
    /// SqrtTickMath.getTickAtSqrtRatio(sqrtPriceX96) if the price is on a tick
    /// boundary.
    /// @return observationIndex The index of the last oracle observation that
    /// was written,
    /// @return observationCardinality The current maximum number of
    /// observations stored in the pool,
    /// @return observationCardinalityNext The next maximum number of
    /// observations, to be updated when the observation.
    /// @return feeProtocol The protocol fee for both tokens of the pool.
    /// Encoded as two 4 bit values, where the protocol fee of token1 is shifted
    /// 4 bits and the protocol fee of token0
    /// is the lower 4 bits. Used as the denominator of a fraction of the swap
    /// fee, e.g. 4 means 1/4th of the swap fee.
    /// unlocked Whether the pool is currently locked to reentrancy
    function slot0()
        external
        view
        returns (
            uint160 sqrtPriceX96,
            int24 tick,
            uint16 observationIndex,
            uint16 observationCardinality,
            uint16 observationCardinalityNext,
            uint8 feeProtocol,
            bool unlocked
        );

    /// @notice The fee growth as a Q128.128 fees of token0 collected per unit
    /// of liquidity for the entire life of the pool
    /// @dev This value can overflow the uint256
    function feeGrowthGlobal0X128() external view returns (uint256);

    /// @notice The fee growth as a Q128.128 fees of token1 collected per unit
    /// of liquidity for the entire life of the pool
    /// @dev This value can overflow the uint256
    function feeGrowthGlobal1X128() external view returns (uint256);

    /// @notice The amounts of token0 and token1 that are owed to the protocol
    /// @dev Protocol fees will never exceed uint128 max in either token
    function protocolFees()
        external
        view
        returns (uint128 token0, uint128 token1);

    /// @notice The currently in range liquidity available to the pool
    /// @dev This value has no relationship to the total liquidity across all
    /// ticks
    /// @return The liquidity at the current price of the pool
    function liquidity() external view returns (uint128);

    /// @notice Look up information about a specific tick in the pool
    /// @param tick The tick to look up
    /// @return liquidityGross the total amount of position liquidity that uses
    /// the pool either as tick lower or
    /// tick upper
    /// @return liquidityNet how much liquidity changes when the pool price
    /// crosses the tick,
    /// @return feeGrowthOutside0X128 the fee growth on the other side of the
    /// tick from the current tick in token0,
    /// @return feeGrowthOutside1X128 the fee growth on the other side of the
    /// tick from the current tick in token1,
    /// @return tickCumulativeOutside the cumulative tick value on the other
    /// side of the tick from the current tick
    /// @return secondsPerLiquidityOutsideX128 the seconds spent per liquidity
    /// on the other side of the tick from the current tick,
    /// @return secondsOutside the seconds spent on the other side of the tick
    /// from the current tick,
    /// @return initialized Set to true if the tick is initialized, i.e.
    /// liquidityGross is greater than 0, otherwise equal to false.
    /// Outside values can only be used if the tick is initialized, i.e. if
    /// liquidityGross is greater than 0.
    /// In addition, these values are only relative and must be used only in
    /// comparison to previous snapshots for
    /// a specific position.
    function ticks(
        int24 tick
    )
        external
        view
        returns (
            uint128 liquidityGross,
            int128 liquidityNet,
            uint256 feeGrowthOutside0X128,
            uint256 feeGrowthOutside1X128,
            int56 tickCumulativeOutside,
            uint160 secondsPerLiquidityOutsideX128,
            uint32 secondsOutside,
            bool initialized
        );

    /// @notice Returns 256 packed tick initialized boolean values. See
    /// TickBitmap for more information
    function tickBitmap(
        int16 wordPosition
    ) external view returns (uint256);

    /// @notice Returns the information about a position by the position's key
    /// @param key The position's key is a hash of a preimage composed by the
    /// owner, tickLower and tickUpper
    /// @return liquidity The amount of liquidity in the position,
    /// @return feeGrowthInside0LastX128 fee growth of token0 inside the tick
    /// range as of the last mint/burn/poke,
    /// @return feeGrowthInside1LastX128 fee growth of token1 inside the tick
    /// range as of the last mint/burn/poke,
    /// @return tokensOwed0 the computed amount of token0 owed to the position
    /// as of the last mint/burn/poke,
    /// @return tokensOwed1 the computed amount of token1 owed to the position
    /// as of the last mint/burn/poke
    function positions(
        bytes32 key
    )
        external
        view
        returns (
            uint128 liquidity,
            uint256 feeGrowthInside0LastX128,
            uint256 feeGrowthInside1LastX128,
            uint128 tokensOwed0,
            uint128 tokensOwed1
        );

    /// @notice Returns data about a specific observation index
    /// @param index The element of the observations array to fetch
    /// @dev You most likely want to use #observe() instead of this method to
    /// get an observation as of some amount of time
    /// ago, rather than at a specific index in the array.
    /// @return blockTimestamp The timestamp of the observation,
    /// @return tickCumulative the tick multiplied by seconds elapsed for the
    /// life of the pool as of the observation timestamp,
    /// @return secondsPerLiquidityCumulativeX128 the seconds per in range
    /// liquidity for the life of the pool as of the observation timestamp,
    /// @return initialized whether the observation has been initialized and the
    /// values are safe to use
    function observations(
        uint256 index
    )
        external
        view
        returns (
            uint32 blockTimestamp,
            int56 tickCumulative,
            uint160 secondsPerLiquidityCumulativeX128,
            bool initialized
        );
}

interface IUniswapV3Pool is IUniswapV3PoolImmutables, IUniswapV3PoolState {
    function flash(
        address recipient,
        uint256 amount0,
        uint256 amount1,
        bytes calldata data
    ) external;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { IERC721Enumerable } from
    "openzeppelin-contracts/contracts/interfaces/IERC721Enumerable.sol";

interface INonfungiblePositionManager is IERC721Enumerable {
    struct IncreaseLiquidityParams {
        uint256 tokenId;
        uint256 amount0Desired;
        uint256 amount1Desired;
        uint256 amount0Min;
        uint256 amount1Min;
        uint256 deadline;
    }

    struct MintParams {
        address token0;
        address token1;
        uint24 fee;
        int24 tickLower;
        int24 tickUpper;
        uint256 amount0Desired;
        uint256 amount1Desired;
        uint256 amount0Min;
        uint256 amount1Min;
        address recipient;
        uint256 deadline;
    }

    struct DecreaseLiquidityParams {
        uint256 tokenId;
        uint128 liquidity;
        uint256 amount0Min;
        uint256 amount1Min;
        uint256 deadline;
    }

    struct CollectParams {
        uint256 tokenId;
        address recipient;
        uint128 amount0Max;
        uint128 amount1Max;
    }

    function increaseLiquidity(
        IncreaseLiquidityParams memory params
    )
        external
        payable
        returns (uint256 amount0, uint256 amount1, uint256 liquidity);

    function decreaseLiquidity(
        DecreaseLiquidityParams calldata params
    ) external payable returns (uint256 amount0, uint256 amount1);

    function mint(
        MintParams memory params
    )
        external
        payable
        returns (uint256 tokenId, uint256 amount0, uint256 amount1);

    function collect(
        CollectParams calldata params
    ) external payable returns (uint256 amount0, uint256 amount1);

    function burn(
        uint256 tokenId
    ) external payable;

    function positions(
        uint256 tokenId
    )
        external
        view
        returns (
            uint96 nonce,
            address operator,
            address token0,
            address token1,
            uint24 fee,
            int24 tickLower,
            int24 tickUpper,
            uint128 liquidity,
            uint256 feeGrowthInside0LastX128,
            uint256 feeGrowthInside1LastX128,
            uint128 tokensOwed0,
            uint128 tokensOwed1
        );

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

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.17;

import { SwapParams } from "contracts/structs/SwapStructs.sol";
import {
    NftAddLiquidity,
    NftRemoveLiquidity
} from "contracts/structs/NftLiquidityStructs.sol";

struct NftZapIn {
    SwapParams[] swaps;
    NftAddLiquidity addLiquidityParams;
}

struct NftZapOut {
    NftRemoveLiquidity removeLiquidityParams;
    SwapParams[] swaps;
}

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

struct AddLiquidityParams {
    address router;
    address lpToken;
    address[] tokens;
    uint256[] desiredAmounts;
    uint256[] minAmounts;
    bytes extraData;
}

struct RemoveLiquidityParams {
    address router;
    address lpToken;
    address[] tokens;
    uint256 lpAmountIn;
    uint256[] minAmountsOut;
    bytes extraData;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC721Enumerable.sol)

pragma solidity ^0.8.0;

import "../token/ERC721/extensions/IERC721Enumerable.sol";

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import { INonfungiblePositionManager } from
    "contracts/interfaces/external/uniswap/INonfungiblePositionManager.sol";

struct Pool {
    address token0;
    address token1;
    uint24 fee;
}

struct NftPoolKey {
    address poolAddress;
    bytes32 poolId;
}

struct NftPoolInfo {
    address token0;
    address token1;
    uint24 fee;
    uint24 tickSpacing;
    uint160 sqrtPriceX96;
    int24 tick;
    uint128 liquidity;
    uint256 feeGrowthGlobal0X128;
    uint256 feeGrowthGlobal1X128;
}

// Maintained for backwards compatibility with NftSettingsRegistry
struct NftPositionInfo {
    uint128 liquidity;
    int24 tickLower;
    int24 tickUpper;
}

struct NftAddLiquidity {
    INonfungiblePositionManager nft;
    uint256 tokenId;
    Pool pool;
    int24 tickLower;
    int24 tickUpper;
    uint256 amount0Desired;
    uint256 amount1Desired;
    uint256 amount0Min;
    uint256 amount1Min;
    bytes extraData;
}

struct NftRemoveLiquidity {
    INonfungiblePositionManager nft;
    uint256 tokenId;
    uint128 liquidity;
    uint256 amount0Min; // For decreasing
    uint256 amount1Min;
    uint128 amount0Max; // For collecting
    uint128 amount1Max;
    bytes extraData;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {
    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

{
  "remappings": [
    "solmate/=lib/solmate/src/",
    "@openzeppelin/=lib/openzeppelin-contracts/",
    "@morpho-blue/=lib/morpho-blue/src/",
    "ds-test/=lib/solmate/lib/ds-test/src/",
    "forge-std/=lib/forge-std/src/",
    "morpho-blue/=lib/morpho-blue/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "paris",
  "viaIR": false
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"contract IGaugeRegistryVoter","name":"voter_","type":"address"},{"internalType":"contract IIsPool","name":"v2PoolFactory_","type":"address"},{"internalType":"contract IIsPool","name":"slipstreamPoolFactory_","type":"address"},{"internalType":"contract VelodromeGaugeConnector","name":"v2GaugeConnector_","type":"address"},{"internalType":"contract SlipstreamGaugeConnector","name":"slipstreamGaugeConnector_","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"connectorOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"slipstreamGaugeConnector","outputs":[{"internalType":"contract SlipstreamGaugeConnector","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"slipstreamPoolFactory","outputs":[{"internalType":"contract IIsPool","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"v2GaugeConnector","outputs":[{"internalType":"contract VelodromeGaugeConnector","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"v2PoolFactory","outputs":[{"internalType":"contract IIsPool","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"voter","outputs":[{"internalType":"contract IGaugeRegistryVoter","name":"","type":"address"}],"stateMutability":"view","type":"function"}]

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00000000000000000000000097cdbce21b6fd0585d29e539b1b99dad328a112300000000000000000000000031832f2a97fd20664d76cc421207669b55ce4bc000000000000000000000000004625b046c69577efc40e6c0bb83cdbafab5a55f0000000000000000000000003cb9ae71566a1bae8244fbbe812d436adc7dc83c0000000000000000000000005c2866b225d6e247c500b2907408e26a4b7e6407

-----Decoded View---------------
Arg [0] : voter_ (address): 0x97cDBCe21B6fd0585d29E539B1B99dAd328a1123
Arg [1] : v2PoolFactory_ (address): 0x31832f2a97Fd20664D76Cc421207669b55CE4BC0
Arg [2] : slipstreamPoolFactory_ (address): 0x04625B046C69577EfC40e6c0Bb83CDBAfab5a55F
Arg [3] : v2GaugeConnector_ (address): 0x3cB9ae71566a1bAE8244FbbE812D436AdC7Dc83C
Arg [4] : slipstreamGaugeConnector_ (address): 0x5C2866B225D6E247C500b2907408E26A4b7E6407

-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 00000000000000000000000097cdbce21b6fd0585d29e539b1b99dad328a1123
Arg [1] : 00000000000000000000000031832f2a97fd20664d76cc421207669b55ce4bc0
Arg [2] : 00000000000000000000000004625b046c69577efc40e6c0bb83cdbafab5a55f
Arg [3] : 0000000000000000000000003cb9ae71566a1bae8244fbbe812d436adc7dc83c
Arg [4] : 0000000000000000000000005c2866b225d6e247c500b2907408e26a4b7e6407