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// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;
import {IERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol";
import {MavDepositor} from "./MavDepositor.sol";
import {BaseRewardPool} from "./BaseRewardPool.sol";
import {SafeERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";

contract UnkMavZapper {
    using SafeERC20 for IERC20;
    address internal constant _ETH = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;

    address internal constant _MAV = 0x7448c7456a97769F6cD04F1E83A4a23cCdC46aBD;
    /// @notice AugustusSwapper contract address.
    address public constant AUGUSTUS =
        0xDEF171Fe48CF0115B1d80b88dc8eAB59176FEe57;

    /// @notice 1nch Router v5 contract address.
    address public constant INCH_ROUTER =
        0x1111111254EEB25477B68fb85Ed929f73A960582;

    /// @notice LiFi Diamond contract address.
    address public constant LIFI_DIAMOND =
        0x1231DEB6f5749EF6cE6943a275A1D3E7486F4EaE;

    /// @notice Paraswap Token pull contract address.
    address public constant TOKEN_TRANSFER_PROXY =
        0x216B4B4Ba9F3e719726886d34a177484278Bfcae;

    address public constant UNK_MAV =
        0x04506DDDBF689714487f91Ae1397047169afcF34;

    error SWAP_FAILED();
    error ONLY_GOVERNANCE();
    error INVALID_AGGREGATOR();
    error unkMAV_ALREADY_INITIATED();

    address public governance;
    address public mavDepositor;

    constructor(address _mavDepositor) {
        governance = msg.sender;
        mavDepositor = _mavDepositor;
    }

    /// @notice Checks if the aggregator is valid.
    modifier onlyValidAggregator(address aggregator) {
        if (
            aggregator != AUGUSTUS &&
            aggregator != INCH_ROUTER &&
            aggregator != LIFI_DIAMOND
        ) {
            revert INVALID_AGGREGATOR();
        }
        _;
    }

    function exchangeAndLockFor(
        address aggregator,
        address srcToken,
        uint256 underlyingAmount,
        bytes memory callData,
        bool stake
    ) external payable onlyValidAggregator(aggregator) {
        uint256 amount = underlyingAmount;

        if (srcToken != _ETH) {
            IERC20(srcToken).safeTransferFrom(
                msg.sender,
                address(this),
                amount
            );
        }

        amount = _exchange(srcToken, UNK_MAV, callData, amount, aggregator);

        if (stake) {
            address stakingContract = MavDepositor(mavDepositor)
                .stakingContract();
            BaseRewardPool(stakingContract).stakeFor(msg.sender, amount);
        } else {
            IERC20(UNK_MAV).safeTransfer(msg.sender, amount);
        }
    }

    function exchangeAndDepositFor(
        address aggregator,
        address srcToken,
        uint256 underlyingAmount,
        bytes memory callData,
        bool lock,
        bool stake
    ) external payable onlyValidAggregator(aggregator) {
        uint256 amount = underlyingAmount;
        if (srcToken != _ETH) {
            IERC20(srcToken).safeTransferFrom(
                msg.sender,
                address(this),
                amount
            );
        }
        if (srcToken != _MAV) {
            amount = _exchange(srcToken, _MAV, callData, amount, aggregator);
        }

        IERC20(_MAV).approve(mavDepositor, amount);
        MavDepositor(mavDepositor).depositFor(msg.sender, amount, lock, stake);
    }

    function _exchange(
        address srcToken,
        address destToken,
        bytes memory callData,
        uint256 underlyingAmount,
        address aggregator
    ) internal returns (uint256) {
        uint256 amount = underlyingAmount;

        bool success;
        if (srcToken == _ETH) {
            (success, ) = aggregator.call{value: amount}(callData);
        } else {
            IERC20(srcToken).safeApprove(
                aggregator == AUGUSTUS ? TOKEN_TRANSFER_PROXY : aggregator,
                0
            );
            IERC20(srcToken).safeApprove(
                aggregator == AUGUSTUS ? TOKEN_TRANSFER_PROXY : aggregator,
                underlyingAmount
            );

            (success, ) = aggregator.call(callData);
        }
        if (!success) revert SWAP_FAILED();

        return IERC20(destToken).balanceOf(address(this));
    }

    function transferGovernance(address _governance) external {
        if (msg.sender != governance) revert ONLY_GOVERNANCE();
        governance = _governance;
    }

    function setDepositor(address _depositor) external {
        if (msg.sender != governance) revert ONLY_GOVERNANCE();
        mavDepositor = _depositor;
    }

    receive() external payable {}
}

// 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: MIT
pragma solidity 0.8.17;

import {IStakerProxy} from "./interfaces/IStakerProxy.sol";
import {ITokenMinter} from "./interfaces/ITokenMinter.sol";
import {IRewards} from "./interfaces/IRewards.sol";

import "lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol";
import "lib/openzeppelin-contracts/contracts/utils/Address.sol";
import "lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";
import "lib/openzeppelin-contracts/contracts/utils/math/SafeMath.sol";

/**
 * @title   MavDepositor
 * @author  ConvexFinance
 * @notice  This is the entry point for Mav > veMav wrapping. It accepts Mav, sends to 'staker'
 *          for depositing into Mav VotingEscrow, and then mints unkMAV at 1:1 via the 'minter'  minus
 *          the lockIncentive (initially 0.1%) which is used to basically compensate users who call the `lock` function on Maverick
 *          system (larger depositors would likely want to lock).
 */
contract MavDepositor {
    using SafeERC20 for IERC20;
    using Address for address;

    address public immutable mavToken;
    address public votingEscrow;
    uint256 private constant MAXTIME = 4 * 365 days;
    uint256 private constant WEEK = 7 days;

    uint256 public lockIncentive = 0; //incentive to users who spend gas to lock mavToken
    uint256 public constant FEE_DENOMINATOR = 10000;

    address public feeManager;
    address public daoOperator;
    address public immutable staker;
    address public immutable minter;
    address public stakingContract;
    uint256 public incentiveMav = 0;

    bool public cooldown;

    /************/
    /** Errors **/
    /************/
    /// @notice Throws if caller is not the FEE MANAGER
    error FEE_MANAGER();

    /// @notice Throws if caller is not DAO OPERATOR
    error DAO_OPERATOR();

    /// @notice Throws if coolDown
    error COOLDOWN();

    /*****************/
    /*** MODIFIERS ***/
    /*****************/

    modifier onlyFeeManager() {
        if (msg.sender != feeManager) revert FEE_MANAGER();
        _;
    }

    modifier onlyDaoOperator() {
        if (msg.sender != daoOperator) revert DAO_OPERATOR();
        _;
    }

    /**
     * @param _staker   UNK VoterProxy
     * @param _minter   Mav token
     * @param _mavToken   mavToken for veMav deposits
     */
    constructor(
        address _staker,
        address _minter,
        address _mavToken,
        address _daoOperator,
        address _votingEscrow
    ) {
        staker = _staker;
        minter = _minter;
        mavToken = _mavToken;
        feeManager = msg.sender;
        daoOperator = _daoOperator;
        votingEscrow = _votingEscrow;
    }

    function setFeeManager(address _feeManager) external onlyFeeManager {
        feeManager = _feeManager;
    }

    function setDaoOperator(address _daoOperator) external onlyDaoOperator {
        daoOperator = _daoOperator;
    }

    function setFees(uint256 _lockIncentive) external onlyFeeManager {
        if (_lockIncentive >= 0 && _lockIncentive <= 30) {
            lockIncentive = _lockIncentive;
        }
    }

    function setCooldown(bool _cooldown) external onlyDaoOperator {
        cooldown = _cooldown;
    }

    function setStakingContract(
        address _stakingContract
    ) external onlyDaoOperator {
        stakingContract = _stakingContract;
        IERC20(minter).approve(_stakingContract, type(uint256).max);
    }

    /**
     * @notice Called once to deposit the balance of MAV in this contract to the VotingEscrow
     */
    function initialLock() external onlyFeeManager {
        if (cooldown) revert COOLDOWN();

        uint256 veMav = IERC20(votingEscrow).balanceOf(staker);
        if (veMav == 0) {
            //release old lock if exists
            IStakerProxy(staker).unlock(staker);

            //create new lock
            uint256 mavBalanceStaker = IERC20(mavToken).balanceOf(staker);
            if (mavBalanceStaker == 0) {
                return;
            }
            IStakerProxy(staker).initiateLock(mavBalanceStaker, MAXTIME);
        }
    }

    //lock mav
    function _lockMaverick(uint256 lockCallerAmount) internal {
        if (cooldown) {
            return;
        }

        uint256 mavBalance = IERC20(mavToken).balanceOf(address(this));

        if (mavBalance > 0) {
            IERC20(mavToken).safeTransfer(staker, mavBalance);
        }
        mavBalance += lockCallerAmount;
        //increase amount and duration
        IStakerProxy(staker).extendLock(mavBalance, MAXTIME);
    }

    /**
     * @notice Deposit mavToken for unkMav
     * @dev    Can lock immediately or defer locking to someone else by paying a fee.
     *         while users can choose to lock or defer, this is mostly in place so that
     *         the unlock reward contract isnt costly to claim rewards.
     * @param _amount        Units of MAV to deposit
     * @param _lock          Lock now? or pay ~0.1% to the locker
     * @param _stake  Stake the wrapper tokens into staking contract
     */
    function _depositFor(
        address to,
        uint256 _amount,
        bool _lock,
        bool _stake
    ) internal {
        if (cooldown) revert COOLDOWN();
        IERC20(mavToken).safeTransferFrom(
            msg.sender,
            _lock ? staker : address(this),
            _amount
        );
        if (_lock) {
            _lockMaverick(_amount);
            if (incentiveMav > 0) {
                //add the incentive tokens here so they can be staked together
                _amount = _amount + incentiveMav;
                incentiveMav = 0;
            }
        } else {
            //defer lock cost to another user
            uint256 callIncentive = (_amount * lockIncentive) / FEE_DENOMINATOR;
            _amount = _amount - callIncentive;

            //add to a pool for lock caller
            incentiveMav = incentiveMav + callIncentive;
        }

        if (!_stake) {
            //mint for to
            ITokenMinter(minter).mint(to, _amount);
        } else {
            //mint here
            ITokenMinter(minter).mint(address(this), _amount);

            IRewards(stakingContract).stakeFor(to, _amount);
        }
    }

    /**
     * @notice Locks the balance of MAV, and gives out an incentive to the caller
     */
    function lockMaverick() external {
        if (cooldown) revert COOLDOWN();
        _lockMaverick(0);

        //mint incentives
        if (incentiveMav > 0) {
            ITokenMinter(minter).mint(msg.sender, incentiveMav);
            incentiveMav = 0;
        }
    }

    /**
     * @notice Deposit mavToken for unkMav on behalf of another user
     * @dev    See depositFor(address, uint256, bool, address)
     */
    function deposit(uint256 _amount, bool _lock, bool _stake) external {
        _depositFor(msg.sender, _amount, _lock, _stake);
    }

    /**
     *
     * @param to Address of the receiver of the deposit
     * @param _amount MAV amount to deposit
     * @param _lock Lock now? or pay ~0.1% to the locker
     * @param _stake Stake the wrapper tokens into staking contract
     */
    function depositFor(
        address to,
        uint256 _amount,
        bool _lock,
        bool _stake
    ) external {
        _depositFor(to, _amount, _lock, _stake);
    }

    function depositAll(bool _lock, bool _stake) external {
        uint256 mavAmount = IERC20(mavToken).balanceOf(msg.sender);
        _depositFor(msg.sender, mavAmount, _lock, _stake);
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;
/**
 *Submitted for verification at Etherscan.io on 2020-07-17
 */

/*
   ____            __   __        __   _
  / __/__ __ ___  / /_ / /  ___  / /_ (_)__ __
 _\ \ / // // _ \/ __// _ \/ -_)/ __// / \ \ /
/___/ \_, //_//_/\__//_//_/\__/ \__//_/ /_\_\
     /___/

* Synthetix: BaseRewardPool.sol
*
* Docs: https://docs.synthetix.io/
*
*
* MIT License
* ===========
*
* Copyright (c) 2020 Synthetix
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
*/

import {IRewards} from "./interfaces/IRewards.sol";
import {IDeposit} from "./interfaces/IDeposit.sol";
import {MathUtil} from "./interfaces/MathUtil.sol";
import {IERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/IERC20.sol";
import {Address} from "lib/openzeppelin-contracts/contracts/utils/Address.sol";
import {SafeERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";
import {SafeMath} from "lib/openzeppelin-contracts/contracts/utils/math/SafeMath.sol";



/**
 * @title   BaseRewardPool
 * @author  Synthetix -> ConvexFinance
 * @notice  Unipool rewards contract that is re-deployed from rFactory for each staking pool.
 * @dev     Changes made here by ConvexFinance are to do with the delayed reward allocation. Curve is queued for
 *          rewards and the distribution only begins once the new rewards are sufficiently large, or the epoch
 *          has ended. Additionally, enables hooks for `extraRewards` that can be enabled at any point to
 *          distribute a child reward token (i.e. a secondary one from Curve, or a seperate one).
 */
contract BaseRewardPool {
    
    using SafeMath for uint256;
    using SafeERC20 for IERC20;

    IERC20 public immutable rewardToken;
    IERC20 public immutable stakingToken;
    uint256 public constant duration = 1;

    address public operator;
    address public rewardManager;

    uint256 public immutable pid;
    uint256 public periodFinish = 0;
    uint256 public rewardRate = 0;
    uint256 public lastUpdateTime;
    uint256 public rewardPerTokenStored;
    uint256 public queuedRewards = 0;
    uint256 public currentRewards = 0;
    uint256 public historicalRewards = 0;
    uint256 public constant newRewardRatio = 830;
    uint256 private _totalSupply;
    mapping(address => uint256) public userRewardPerTokenPaid;
    mapping(address => uint256) public rewards;
    mapping(address => uint256) private _balances;

    address[] public extraRewards;

    event RewardAdded(uint256 reward);
    event Staked(address indexed user, uint256 amount);
    event Withdrawn(address indexed user, uint256 amount);
    event RewardPaid(address indexed user, uint256 reward);
    event TransferReward(address indexed from, address indexed to, uint256 value);

    /**
     * @dev This is called directly from RewardFactory
     * @param pid_           Effectively the pool identifier - used in the Booster
     * @param stakingToken_  Pool LP token
     * @param rewardToken_   Tenet
     * @param operator_      Booster
     * @param rewardManager_ RewardFactory
     */
    constructor(
        uint256 pid_,
        address stakingToken_,
        address rewardToken_,
        address operator_,
        address rewardManager_
    ) {
        pid = pid_;
        stakingToken = IERC20(stakingToken_);
        rewardToken = IERC20(rewardToken_);
        operator = operator_;
        rewardManager = rewardManager_;
    }

    function totalSupply() public view virtual returns (uint256) {
        return _totalSupply;
    }

    function balanceOf(address account) public view virtual returns (uint256) {
        return _balances[account];
    }

    function extraRewardsLength() external view returns (uint256) {
        return extraRewards.length;
    }

    function setOperator(address _operator) external {
        require(msg.sender == operator, "!authorized");
        operator = _operator;
    }

    function setRewardManager(address _rewardManager) external {
        require(msg.sender == operator, "!authorized");
        rewardManager = _rewardManager;
    }
    function addExtraReward(address _reward) external returns(bool){
        require(msg.sender == rewardManager, "!authorized");
        require(_reward != address(0),"!reward setting");
        
        if(extraRewards.length >= 12){
            return false;
        }
        
        extraRewards.push(_reward);
        return true;
    }

    function clearExtraRewards() external{
        require(msg.sender == rewardManager, "!authorized");
        delete extraRewards;
    }

    modifier updateReward(address account) {
        rewardPerTokenStored = _rewardPerToken();
        lastUpdateTime = lastTimeRewardApplicable();
        if (account != address(0)) {
            rewards[account] = _earned(account);
            userRewardPerTokenPaid[account] = rewardPerTokenStored;
        }
        _;
    }

    function lastTimeRewardApplicable() public view returns (uint256) {
        return MathUtil.min(block.timestamp, periodFinish);
    }

    function rewardPerToken() external view returns (uint256){
        return _rewardPerToken();
    }

    function _rewardPerToken() internal view returns (uint256) {
        if (totalSupply() == 0) {
            return rewardPerTokenStored;
        }
        return
            rewardPerTokenStored.add(
                lastTimeRewardApplicable()
                    .sub(lastUpdateTime)
                    .mul(rewardRate)
                    .mul(1e18)
                    .div(totalSupply())
            );
    }

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

    function _earned(address account) internal view returns (uint256) {
        return
            balanceOf(account)
                .mul(_rewardPerToken().sub(userRewardPerTokenPaid[account]))
                .div(1e18)
                .add(rewards[account]);
    }

    function stake(uint256 _amount)
        external 
        returns(bool)
    {
        return _stake(_amount);
    }

    function _stake(uint256 _amount)
        internal 
        returns(bool)
    {
        _processStake(_amount, msg.sender);

        stakingToken.safeTransferFrom(msg.sender, address(this), _amount);
        emit Staked(msg.sender, _amount);

        return true;
    }

    function stakeAll() external returns(bool){
        uint256 balance = stakingToken.balanceOf(msg.sender);
        _stake(balance);
        return true;
    }

    function stakeFor(address _for, uint256 _amount)
        external
        returns(bool)
    {
        return _stakeFor(_for, _amount);
    }

    function _stakeFor(address _for, uint256 _amount)
        internal
        returns(bool)
    {
        _processStake(_amount, _for);

        //take away from sender
        stakingToken.safeTransferFrom(msg.sender, address(this), _amount);
        emit Staked(_for, _amount);
        
        return true;
    }

    /**
     * @dev Generic internal staking function that basically does 3 things: update rewards based
     *      on previous balance, trigger also on any child contracts, then update balances.
     * @param _amount    Units to add to the users balance
     * @param _receiver  Address of user who will receive the stake
     */
    function _processStake(uint256 _amount, address _receiver) internal updateReward(_receiver) {
        require(_amount > 0, 'RewardPool : Cannot stake 0');
        
        //also stake to linked rewards
        for(uint i=0; i < extraRewards.length; i++){
            IRewards(extraRewards[i]).stake(_receiver, _amount);
        }

        _totalSupply = _totalSupply.add(_amount);
        _balances[_receiver] = _balances[_receiver].add(_amount);

        emit TransferReward(address(0), _receiver, _amount);
    }

    function withdraw(uint256 amount, bool claim) external returns(bool){
        return _withdraw(amount, claim);
    }

    function _withdraw(uint256 amount, bool claim)
        internal
        updateReward(msg.sender)
        returns(bool)
    {
        require(amount > 0, 'RewardPool : Cannot withdraw 0');

        //also withdraw from linked rewards
        for(uint i=0; i < extraRewards.length; i++){
            IRewards(extraRewards[i]).withdraw(msg.sender, amount);
        }

        _totalSupply = _totalSupply.sub(amount);
        _balances[msg.sender] = _balances[msg.sender].sub(amount);

        stakingToken.safeTransfer(msg.sender, amount);
        emit Withdrawn(msg.sender, amount);
     
        if(claim){
            _getReward(msg.sender,true);
        }

        emit TransferReward(msg.sender, address(0), amount);

        return true;
    }

    function withdrawAll(bool claim) external{
        _withdraw(_balances[msg.sender],claim);
    }

    function getReward(address _account, bool _claimExtras) external returns(bool){
        return _getReward(_account, _claimExtras);
    }
    /**
     * @dev Gives a staker their rewards, with the option of claiming extra rewards
     * @param _account     Account for which to claim
     * @param _claimExtras Get the child rewards too?
     */
    function _getReward(address _account, bool _claimExtras) internal updateReward(_account) returns(bool){
        uint256 reward = _earned(_account);

        if (reward > 0) {
            rewards[_account] = 0;
            rewardToken.safeTransfer(_account, reward);
            //IDeposit(operator).rewardClaimed(pid, _account, reward); If you are here then you know what is coming next ;)
            emit RewardPaid(_account, reward);
        }

        //also get rewards from linked rewards
        if(_claimExtras){
            for(uint i=0; i < extraRewards.length; i++){
                IRewards(extraRewards[i]).getReward(_account);
            }
        }
        return true;
    }

    /**
     * @dev Called by a staker to get their allocated rewards
     */
    function getReward() external returns(bool){
        _getReward(msg.sender,true);
        return true;
    }

    /**
     * @dev Processes queued rewards in isolation, providing the period has finished.
     *      This allows a cheaper way to trigger rewards on low value pools.
     */
    function processIdleRewards() external {
        if (block.timestamp >= periodFinish && queuedRewards > 0) {
            notifyRewardAmount(queuedRewards);
            queuedRewards = 0;
        }
    }

    /**
     * @dev Called by the booster to allocate new Crv rewards to this pool
     *      Curve is queued for rewards and the distribution only begins once the new rewards are sufficiently
     *      large, or the epoch has ended.
     */
    function queueNewRewards(uint256 _rewards) external returns(bool){
        require(msg.sender == operator, "!authorized");
        _rewards = _rewards.add(queuedRewards);

        if (block.timestamp >= periodFinish) {
            notifyRewardAmount(_rewards);
            queuedRewards = 0;
            return true;
        }
        //et = now - (finish-duration)
        uint256 elapsedTime = block.timestamp.sub(periodFinish.sub(duration));
        //current at now: rewardRate * elapsedTime
        uint256 currentAtNow = rewardRate * elapsedTime;
        uint256 queuedRatio = currentAtNow.mul(1000).div(_rewards);

        //uint256 queuedRatio = currentRewards.mul(1000).div(_rewards);
        if(queuedRatio < newRewardRatio){
            notifyRewardAmount(_rewards);
            queuedRewards = 0;
        }else{
            queuedRewards = _rewards;
        }
        return true;
    }

    function notifyRewardAmount(uint256 reward)
        internal
        updateReward(address(0))
    {
        historicalRewards = historicalRewards.add(reward);
        if (block.timestamp >= periodFinish) {
            rewardRate = reward.div(duration);
        } else {
            uint256 remaining = periodFinish.sub(block.timestamp);
            uint256 leftover = remaining.mul(rewardRate);
            reward = reward.add(leftover);
            rewardRate = reward.div(duration);
        }
        currentRewards = reward;
        lastUpdateTime = block.timestamp;
        periodFinish = block.timestamp.add(duration);
        emit RewardAdded(reward);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

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

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

    /**
     * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    /**
     * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the
     * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful.
     */
    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

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

    /**
     * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 oldAllowance = token.allowance(address(this), spender);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value));
    }

    /**
     * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful.
     */
    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value));
        }
    }

    /**
     * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value,
     * non-reverting calls are assumed to be successful. Compatible with tokens that require the approval to be set to
     * 0 before setting it to a non-zero value.
     */
    function forceApprove(IERC20 token, address spender, uint256 value) internal {
        bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value);

        if (!_callOptionalReturnBool(token, approvalCall)) {
            _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0));
            _callOptionalReturn(token, approvalCall);
        }
    }

    /**
     * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`.
     * Revert on invalid signature.
     */
    function safePermit(
        IERC20Permit token,
        address owner,
        address spender,
        uint256 value,
        uint256 deadline,
        uint8 v,
        bytes32 r,
        bytes32 s
    ) internal {
        uint256 nonceBefore = token.nonces(owner);
        token.permit(owner, spender, value, deadline, v, r, s);
        uint256 nonceAfter = token.nonces(owner);
        require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
    }

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

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

    /**
     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
     * on the return value: the return value is optional (but if data is returned, it must not be false).
     * @param token The token targeted by the call.
     * @param data The call data (encoded using abi.encode or one of its variants).
     *
     * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead.
     */
    function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
        // we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false
        // and not revert is the subcall reverts.

        (bool success, bytes memory returndata) = address(token).call(data);
        return
            success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;

interface IStakerProxy{
    
    function name() external pure returns (string memory);
    function initiateLock(uint256, uint256) external;
    function extendLock(uint256 , uint256 ) external;
    function unlock(address ) external;
    function transferGovernance(address ) external;
    function acceptGovernance() external;
    function setDepositor(address) external;
    function execute(address , uint256 , bytes calldata ) external payable returns (bool, bytes memory);

}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;

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

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;


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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)

pragma solidity ^0.8.1;

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

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.8.0/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

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

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

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

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

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

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (utils/math/SafeMath.sol)

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;

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 setGaugeRedirect(uint256 _pid) external returns(bool);
    function owner() external returns(address);
    function deposit(uint256 _pid, uint256 _amount, bool _stake) external returns(bool);
}

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

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library MathUtil {
    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }
}

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

pragma solidity ^0.8.0;

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

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

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

{
  "remappings": [
    "@prb/test/=lib/prb-test/src/",
    "ERC721A/=lib/ERC721A/contracts/",
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "layerzerolabs-contracts/=lib/solidity-examples/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/contracts/",
    "openzeppelin-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "prb-test/=lib/prb-test/src/",
    "solidity-examples/=lib/solidity-examples/contracts/",
    "solmate/=lib/solmate/src/",
    "src/=src/",
    "lib/forge-std:ds-test/=lib/forge-std/lib/ds-test/src/",
    "lib/openzeppelin-contracts:ds-test/=lib/openzeppelin-contracts/lib/forge-std/lib/ds-test/src/",
    "lib/openzeppelin-contracts:erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "lib/openzeppelin-contracts:forge-std/=lib/openzeppelin-contracts/lib/forge-std/src/",
    "lib/openzeppelin-contracts:openzeppelin/=lib/openzeppelin-contracts/contracts/",
    "lib/openzeppelin-contracts-upgradeable:ds-test/=lib/openzeppelin-contracts-upgradeable/lib/forge-std/lib/ds-test/src/",
    "lib/openzeppelin-contracts-upgradeable:erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "lib/openzeppelin-contracts-upgradeable:forge-std/=lib/openzeppelin-contracts-upgradeable/lib/forge-std/src/",
    "lib/openzeppelin-contracts-upgradeable:openzeppelin/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "lib/solmate:ds-test/=lib/solmate/lib/ds-test/src/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 10000
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "none"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_mavDepositor","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"INVALID_AGGREGATOR","type":"error"},{"inputs":[],"name":"ONLY_GOVERNANCE","type":"error"},{"inputs":[],"name":"SWAP_FAILED","type":"error"},{"inputs":[],"name":"unkMAV_ALREADY_INITIATED","type":"error"},{"inputs":[],"name":"AUGUSTUS","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"INCH_ROUTER","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"LIFI_DIAMOND","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TOKEN_TRANSFER_PROXY","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"UNK_MAV","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"aggregator","type":"address"},{"internalType":"address","name":"srcToken","type":"address"},{"internalType":"uint256","name":"underlyingAmount","type":"uint256"},{"internalType":"bytes","name":"callData","type":"bytes"},{"internalType":"bool","name":"lock","type":"bool"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"exchangeAndDepositFor","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"aggregator","type":"address"},{"internalType":"address","name":"srcToken","type":"address"},{"internalType":"uint256","name":"underlyingAmount","type":"uint256"},{"internalType":"bytes","name":"callData","type":"bytes"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"exchangeAndLockFor","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"governance","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mavDepositor","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_depositor","type":"address"}],"name":"setDepositor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_governance","type":"address"}],"name":"transferGovernance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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00000000000000000000000051db52ed9105622bd22eacda280844290b8a4dfc

-----Decoded View---------------
Arg [0] : _mavDepositor (address): 0x51Db52Ed9105622BD22EaCdA280844290B8a4DFc

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000051db52ed9105622bd22eacda280844290b8a4dfc