Contract 0x6e52692ecaf1a0c73fbaad9edc20b165d24d78f7

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
 *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 "SafeERC20.sol";
import "Ownable.sol";
import "IERC20Metadata.sol";

/// @title A contract for managing rewards for a pool
/// @author Vector Team
/// @notice You can use this contract for getting informations about rewards for a specific pools
contract BaseRewardPool is Ownable {
    using SafeERC20 for IERC20Metadata;

    address public mainRewardToken;
    address public immutable stakingToken;
    address public immutable operator;
    address public immutable rewardManager;

    address[] public rewardTokens;

    uint256 private _totalSupply;

    struct Reward {
        address rewardToken;
        uint256 rewardPerTokenStored;
        uint256 queuedRewards;
        uint256 historicalRewards;
    }

    mapping(address => uint256) private _balances;
    mapping(address => Reward) public rewards;
    mapping(address => mapping(address => uint256)) public userRewardPerTokenPaid;
    mapping(address => mapping(address => uint256)) public userRewards;
    mapping(address => bool) public isRewardToken;

    event RewardAdded(uint256 reward, address indexed token);
    event Staked(address indexed user, uint256 amount);
    event Withdrawn(address indexed user, uint256 amount);
    event RewardPaid(address indexed user, uint256 reward, address indexed token);

    constructor(
        address _stakingToken,
        address _rewardToken,
        address _operator,
        address _rewardManager
    ) {
        stakingToken = _stakingToken;
        operator = _operator;
        if (_rewardToken != address(0)) {
            rewards[_rewardToken] = Reward({
                rewardToken: _rewardToken,
                rewardPerTokenStored: 0,
                queuedRewards: 0,
                historicalRewards: 0
            });
            rewardTokens.push(_rewardToken);
            isRewardToken[_rewardToken] = true;
        }
        rewardManager = _rewardManager;
    }

    /// @notice Returns decimals of reward token
    /// @param _rewardToken Address of reward token
    /// @return Returns decimals of reward token
    function rewardDecimals(address _rewardToken) public view returns (uint256) {
        return IERC20Metadata(_rewardToken).decimals();
    }

    /// @notice Returns address of staking token
    /// @return address of staking token
    function getStakingToken() external view returns (address) {
        return stakingToken;
    }

    /// @notice Returns decimals of staking token
    /// @return Returns decimals of staking token
    function stakingDecimals() public view returns (uint256) {
        return IERC20Metadata(stakingToken).decimals();
    }

    /// @notice Returns current supply of staked tokens
    /// @return Returns current supply of staked tokens
    function totalSupply() external view returns (uint256) {
        return _totalSupply;
    }

    /// @notice Returns amount of staked tokens by account
    /// @param _account Address account
    /// @return Returns amount of staked tokens by account
    function balanceOf(address _account) external view returns (uint256) {
        return _balances[_account];
    }

    modifier updateReward(address _account) {
        uint256 rewardTokensLength = rewardTokens.length;
        for (uint256 index = 0; index < rewardTokensLength; ++index) {
            address rewardToken = rewardTokens[index];
            userRewards[rewardToken][_account] = earned(_account, rewardToken);
            userRewardPerTokenPaid[rewardToken][_account] = rewardPerToken(rewardToken);
        }
        _;
    }

    modifier onlyManager() {
        require(msg.sender == rewardManager, "Only Manager");
        _;
    }

    modifier onlyOperator() {
        require(msg.sender == operator, "Only Operator");
        _;
    }

    /// @notice Updates the reward information for one account
    /// @param _account Address account
    function updateFor(address _account) external {
        uint256 length = rewardTokens.length;
        for (uint256 index = 0; index < length; ++index) {
            address rewardToken = rewardTokens[index];
            userRewards[rewardToken][_account] = earned(_account, rewardToken);
            userRewardPerTokenPaid[rewardToken][_account] = rewardPerToken(rewardToken);
        }
    }

    /// @notice Returns amount of reward token per staking tokens in pool
    /// @param _rewardToken Address reward token
    /// @return Returns amount of reward token per staking tokens in pool
    function rewardPerToken(address _rewardToken) public view returns (uint256) {
        return rewards[_rewardToken].rewardPerTokenStored;
    }

    /// @notice Returns amount of reward token earned by a user
    /// @param _account Address account
    /// @param _rewardToken Address reward token
    /// @return Returns amount of reward token earned by a user
    function earned(address _account, address _rewardToken) public view returns (uint256) {
        return (
            (((_balances[_account] *
                (rewardPerToken(_rewardToken) - userRewardPerTokenPaid[_rewardToken][_account])) /
                (10**stakingDecimals())) + userRewards[_rewardToken][_account])
        );
    }

    /// @notice Updates information for a user in case of staking. Can only be called by the Masterchief operator
    /// @param _for Address account
    /// @param _amount Amount of newly staked tokens by the user on masterchief
    /// @return Returns True
    function stakeFor(address _for, uint256 _amount)
        external
        onlyOperator
        updateReward(_for)
        returns (bool)
    {
        _totalSupply = _totalSupply + _amount;
        _balances[_for] = _balances[_for] + _amount;

        emit Staked(_for, _amount);

        return true;
    }

    /// @notice Updates informaiton for a user in case of a withdraw. Can only be called by the Masterchief operator
    /// @param _for Address account
    /// @param _amount Amount of withdrawed tokens by the user on masterchief
    /// @return Returns True
    function withdrawFor(
        address _for,
        uint256 _amount,
        bool claim
    ) external virtual onlyOperator updateReward(_for) returns (bool) {
        _totalSupply = _totalSupply - _amount;
        _balances[_for] = _balances[_for] - _amount;

        emit Withdrawn(_for, _amount);

        if (claim) {
            getReward(_for);
        }

        return true;
    }

    /// @notice Calculates and sends reward to user. Only callable by masterchief
    /// @param _account Address account
    /// @return Returns True
    function getReward(address _account) public updateReward(_account) onlyOperator returns (bool) {
        uint256 length = rewardTokens.length;
        for (uint256 index = 0; index < length; ++index) {
            address rewardToken = rewardTokens[index];
            uint256 reward = earned(_account, rewardToken);
            if (reward > 0) {
                userRewards[rewardToken][_account] = 0;
                IERC20Metadata(rewardToken).safeTransfer(_account, reward);
                emit RewardPaid(_account, reward, rewardToken);
            }
        }
        return true;
    }

    /// @notice Calculates and sends reward to user
    /// @return Returns True
    function getRewardUser() public updateReward(msg.sender) returns (bool) {
        uint256 length = rewardTokens.length;
        for (uint256 index = 0; index < length; ++index) {
            address rewardToken = rewardTokens[index];
            uint256 reward = earned(msg.sender, rewardToken);
            if (reward > 0) {
                userRewards[rewardToken][msg.sender] = 0;
                IERC20Metadata(rewardToken).safeTransfer(msg.sender, reward);
                emit RewardPaid(msg.sender, reward, rewardToken);
            }
        }
        return true;
    }

    /// @notice Sends new rewards to be distributed to the users staking. Only callable by MainStaking
    /// @param _amountReward Amount of reward token to be distributed
    /// @param _rewardToken Address reward token
    /// @return Returns True
    function queueNewRewards(uint256 _amountReward, address _rewardToken)
        external
        onlyManager
        returns (bool)
    {
        if (!isRewardToken[_rewardToken]) {
            rewardTokens.push(_rewardToken);
            isRewardToken[_rewardToken] = true;
        }
        IERC20Metadata(_rewardToken).safeTransferFrom(msg.sender, address(this), _amountReward);
        Reward storage rewardInfo = rewards[_rewardToken];
        rewardInfo.historicalRewards = rewardInfo.historicalRewards + _amountReward;
        if (_totalSupply == 0) {
            rewardInfo.queuedRewards += _amountReward;
        } else {
            if (rewardInfo.queuedRewards > 0) {
                _amountReward += rewardInfo.queuedRewards;
                rewardInfo.queuedRewards = 0;
            }
            rewardInfo.rewardPerTokenStored =
                rewardInfo.rewardPerTokenStored +
                (_amountReward * 10**stakingDecimals()) /
                _totalSupply;
        }
        emit RewardAdded(_amountReward, _rewardToken);
        return true;
    }

    /// @notice Sends new rewards to be distributed to the users staking. Only possible to donate already registered token
    /// @param _amountReward Amount of reward token to be distributed
    /// @param _rewardToken Address reward token
    /// @return Returns True
    function donateRewards(uint256 _amountReward, address _rewardToken) external returns (bool) {
        require(isRewardToken[_rewardToken]);
        IERC20Metadata(_rewardToken).safeTransferFrom(msg.sender, address(this), _amountReward);
        Reward storage rewardInfo = rewards[_rewardToken];
        rewardInfo.historicalRewards = rewardInfo.historicalRewards + _amountReward;
        if (_totalSupply == 0) {
            rewardInfo.queuedRewards += _amountReward;
        } else {
            if (rewardInfo.queuedRewards > 0) {
                _amountReward += rewardInfo.queuedRewards;
                rewardInfo.queuedRewards = 0;
            }
            rewardInfo.rewardPerTokenStored =
                rewardInfo.rewardPerTokenStored +
                (_amountReward * 10**stakingDecimals()) /
                _totalSupply;
        }
        emit RewardAdded(_amountReward, _rewardToken);
        return true;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "IERC20.sol";
import "Address.sol";

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

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

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

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

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

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

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

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

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

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

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

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

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

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

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

pragma solidity ^0.8.0;

/**
 * @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
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

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

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

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

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

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

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

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

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

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

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

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

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

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

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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "Context.sol";

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

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

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

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

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

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

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

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

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

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.0;

import "IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 999
  },
  "libraries": {
    "BaseRewardPool.sol": {}
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

[{"inputs":[{"internalType":"address","name":"_stakingToken","type":"address"},{"internalType":"address","name":"_rewardToken","type":"address"},{"internalType":"address","name":"_operator","type":"address"},{"internalType":"address","name":"_rewardManager","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"reward","type":"uint256"},{"indexed":true,"internalType":"address","name":"token","type":"address"}],"name":"RewardAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"reward","type":"uint256"},{"indexed":true,"internalType":"address","name":"token","type":"address"}],"name":"RewardPaid","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Staked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Withdrawn","type":"event"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amountReward","type":"uint256"},{"internalType":"address","name":"_rewardToken","type":"address"}],"name":"donateRewards","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"},{"internalType":"address","name":"_rewardToken","type":"address"}],"name":"earned","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"getReward","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getRewardUser","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getStakingToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"isRewardToken","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mainRewardToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"operator","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amountReward","type":"uint256"},{"internalType":"address","name":"_rewardToken","type":"address"}],"name":"queueNewRewards","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_rewardToken","type":"address"}],"name":"rewardDecimals","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"rewardManager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_rewardToken","type":"address"}],"name":"rewardPerToken","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"rewardTokens","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"rewards","outputs":[{"internalType":"address","name":"rewardToken","type":"address"},{"internalType":"uint256","name":"rewardPerTokenStored","type":"uint256"},{"internalType":"uint256","name":"queuedRewards","type":"uint256"},{"internalType":"uint256","name":"historicalRewards","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_for","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"stakeFor","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"stakingDecimals","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"stakingToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_account","type":"address"}],"name":"updateFor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"userRewardPerTokenPaid","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"userRewards","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_for","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"bool","name":"claim","type":"bool"}],"name":"withdrawFor","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000a8e00e1f1ca0df4600f6117072a03e3bf8fc88860000000000000000000000005edb70609f7be94f8b0cd7bed1e01908901d54c6000000000000000000000000a8e00e1f1ca0df4600f6117072a03e3bf8fc8886000000000000000000000000a8e00e1f1ca0df4600f6117072a03e3bf8fc8886

-----Decoded View---------------
Arg [0] : _stakingToken (address): 0xa8e00e1f1ca0df4600f6117072a03e3bf8fc8886
Arg [1] : _rewardToken (address): 0x5edb70609f7be94f8b0cd7bed1e01908901d54c6
Arg [2] : _operator (address): 0xa8e00e1f1ca0df4600f6117072a03e3bf8fc8886
Arg [3] : _rewardManager (address): 0xa8e00e1f1ca0df4600f6117072a03e3bf8fc8886

-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 000000000000000000000000a8e00e1f1ca0df4600f6117072a03e3bf8fc8886
Arg [1] : 0000000000000000000000005edb70609f7be94f8b0cd7bed1e01908901d54c6
Arg [2] : 000000000000000000000000a8e00e1f1ca0df4600f6117072a03e3bf8fc8886
Arg [3] : 000000000000000000000000a8e00e1f1ca0df4600f6117072a03e3bf8fc8886