Contract

Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

//SPDX-License-Identifier: UNLICENSED

pragma solidity ^0.7.0;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/SafeERC20.sol";
import "@openzeppelin/contracts/math/SafeMath.sol";
import "@openzeppelin/contracts/utils/Pausable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";

interface IFETStaking {
    function _accruedGlobalPrincipal() external view returns (uint256);

    function getStakeForUser(address user)
        external
        view
        returns (
            uint256,
            uint256,
            uint256,
            uint256
        );
}

contract Phoenix is Ownable, Pausable {
    using SafeERC20 for IERC20;
    using SafeMath for uint256;

    uint256 public rewardStartBlock;
    uint256 public MTLXPerBlock;
    address public FETStaking;
    address public MTLXToken;
    address public guardian;

    struct Distribution {
        uint256 lastRewardBlock;
        uint256 rewardDebt;
        uint256 FETStaked;
        bool isEnrolled;
    }

    struct DistributionIndex {
        uint256 lastScannedBlock;
        uint256 accuMTLXPerFET;
        uint256 globalPrincipal;
    }

    DistributionIndex public distributionIndex;

    mapping(address => Distribution) public distributions;

    constructor(
        uint256 _rewardStartBlock,
        uint256 _MTLXPerBlock,
        address _FETStaking,
        address _MTLXToken,
        address _guardian
    ) {
        rewardStartBlock = _rewardStartBlock;
        MTLXPerBlock = _MTLXPerBlock;
        FETStaking = _FETStaking;
        MTLXToken = _MTLXToken;
        distributionIndex.lastScannedBlock = _rewardStartBlock;
        guardian = _guardian;
    }

    function _updateDistributionIndex() internal {
        require(
            distributionIndex.lastScannedBlock < block.number,
            "Cannot update index ahead of time"
        );

        uint256 globalPrincipleAccrued =
            IFETStaking(FETStaking)._accruedGlobalPrincipal();

        if (distributionIndex.globalPrincipal == 0) {
            distributionIndex.lastScannedBlock = block.number;
            distributionIndex.globalPrincipal = globalPrincipleAccrued;
            return;
        }

        uint256 blockDifference =
            block.number.sub(distributionIndex.lastScannedBlock);

        distributionIndex.accuMTLXPerFET = distributionIndex.accuMTLXPerFET.add(
            blockDifference.mul(MTLXPerBlock).mul(1e18).div(
                distributionIndex.globalPrincipal
            )
        );
        distributionIndex.lastScannedBlock = block.number;
        distributionIndex.globalPrincipal = globalPrincipleAccrued;
    }

    function getAccumulatedRewards(address user) public view returns (uint256) {
        Distribution storage distribution = distributions[user];
        if (distribution.FETStaked == 0) {
            return 0;
        }

        (uint256 userFETStaked, , , ) =
            IFETStaking(FETStaking).getStakeForUser(user);

        uint256 FETStaked = distribution.FETStaked;
        if (userFETStaked < distribution.FETStaked) {
            FETStaked = userFETStaked;
        }

        uint256 accMTLXPerFET = distributionIndex.accuMTLXPerFET;
        if (block.number > distributionIndex.lastScannedBlock) {
            uint256 blockDifference =
                block.number.sub(distributionIndex.lastScannedBlock);
            uint256 MTLXReward = blockDifference.mul(MTLXPerBlock);
            accMTLXPerFET = accMTLXPerFET.add(
                MTLXReward.mul(1e18).div(distributionIndex.globalPrincipal)
            );
        }
        uint256 stackedRewards = FETStaked.mul(accMTLXPerFET).div(1e18);

        if (stackedRewards <= distribution.rewardDebt) {
            return 0;
        }
        return stackedRewards.sub(distribution.rewardDebt);
    }

    function claimRewards() public whenNotPaused {
        _updateDistributionIndex();
        Distribution storage distribution = distributions[msg.sender];
        require(
            distribution.lastRewardBlock < block.number,
            "Cannot claim the rewards twice in the same block"
        );
        (uint256 userFETStaked, , , ) =
            IFETStaking(FETStaking).getStakeForUser(msg.sender);

        if (userFETStaked < distribution.FETStaked) {
            distribution.FETStaked = userFETStaked;
        }

        if (distribution.isEnrolled == false) {
            distribution.rewardDebt = userFETStaked
                .mul(distributionIndex.accuMTLXPerFET)
                .div(1e18);
            distribution.isEnrolled = true;
        }

        uint256 MTLXRewards = getAccumulatedRewards(msg.sender);

        if (MTLXRewards > 0) {
            distribution.rewardDebt = userFETStaked
                .mul(distributionIndex.accuMTLXPerFET)
                .div(1e18);
            IERC20(MTLXToken).safeTransfer(msg.sender, MTLXRewards);
        }
        distribution.FETStaked = userFETStaked;
        distribution.lastRewardBlock = block.number;
    }

    // Admin Methods
    function pauseDistribution() public onlyOwner {
        _pause();
    }

    function resumeDistribution() public onlyOwner {
        _unpause();
    }

    function setMTLXRewardPerBlock(uint256 _newReward) public onlyOwner {
        _updateDistributionIndex();
        MTLXPerBlock = _newReward;
    }

    function withdrawAdminMTLX(uint256 amount) public onlyOwner {
        IERC20(MTLXToken).safeTransfer(msg.sender, amount);
    }

    // Guardian Method

    function rebalanceUserFETStakes(address[] calldata users) public {
        require(
            msg.sender == guardian,
            "Only Phoenix Guardian can trigger rebalance"
        );
        _updateDistributionIndex();

        for (uint256 i = 0; i < users.length; i++) {
            (uint256 userFETStaked, , , ) =
                IFETStaking(FETStaking).getStakeForUser(users[i]);

            Distribution storage distribution = distributions[users[i]];

            if (distribution.FETStaked > userFETStaked) {
                distribution.FETStaked = userFETStaked;
            }
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <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

pragma solidity >=0.6.0 <0.8.0;

import "./IERC20.sol";
import "../../math/SafeMath.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 SafeMath for uint256;
    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'
        // solhint-disable-next-line max-line-length
        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).add(value);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
        _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
            // solhint-disable-next-line max-line-length
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
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) {
        uint256 c = a + b;
        if (c < a) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        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) {
        // 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) {
        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) {
        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) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }

    /**
     * @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) {
        require(b <= a, "SafeMath: subtraction overflow");
        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) {
        if (a == 0) return 0;
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }

    /**
     * @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. 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) internal pure returns (uint256) {
        require(b > 0, "SafeMath: division by zero");
        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) {
        require(b > 0, "SafeMath: modulo by zero");
        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) {
        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.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryDiv}.
     *
     * 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) {
        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) {
        require(b > 0, errorMessage);
        return a % b;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "./Context.sol";

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor () internal {
        _paused = false;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        require(!paused(), "Pausable: paused");
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        require(paused(), "Pausable: not paused");
        _;
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "../utils/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 () internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), 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 {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

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

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <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;
        // solhint-disable-next-line no-inline-assembly
        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");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private 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

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <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 GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

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

{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"uint256","name":"_rewardStartBlock","type":"uint256"},{"internalType":"uint256","name":"_MTLXPerBlock","type":"uint256"},{"internalType":"address","name":"_FETStaking","type":"address"},{"internalType":"address","name":"_MTLXToken","type":"address"},{"internalType":"address","name":"_guardian","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":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"FETStaking","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MTLXPerBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MTLXToken","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimRewards","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"distributionIndex","outputs":[{"internalType":"uint256","name":"lastScannedBlock","type":"uint256"},{"internalType":"uint256","name":"accuMTLXPerFET","type":"uint256"},{"internalType":"uint256","name":"globalPrincipal","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"distributions","outputs":[{"internalType":"uint256","name":"lastRewardBlock","type":"uint256"},{"internalType":"uint256","name":"rewardDebt","type":"uint256"},{"internalType":"uint256","name":"FETStaked","type":"uint256"},{"internalType":"bool","name":"isEnrolled","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"}],"name":"getAccumulatedRewards","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"guardian","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pauseDistribution","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address[]","name":"users","type":"address[]"}],"name":"rebalanceUserFETStakes","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"resumeDistribution","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rewardStartBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newReward","type":"uint256"}],"name":"setMTLXRewardPerBlock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawAdminMTLX","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

0000000000000000000000000000000000000000000000000000000000b569a400000000000000000000000000000000000000000000000006f05b59d3b20000000000000000000000000000351bac612b50e87b46e4b10a282f632d41397de20000000000000000000000002e1e15c44ffe4df6a0cb7371cd00d5028e571d1400000000000000000000000070646fbf0b592f10b2c43a98a8d02feb6d41f343

-----Decoded View---------------
Arg [0] : _rewardStartBlock (uint256): 11889060
Arg [1] : _MTLXPerBlock (uint256): 500000000000000000
Arg [2] : _FETStaking (address): 0x351baC612B50e87B46e4b10A282f632D41397DE2
Arg [3] : _MTLXToken (address): 0x2e1E15C44Ffe4Df6a0cb7371CD00d5028e571d14
Arg [4] : _guardian (address): 0x70646Fbf0b592f10b2C43A98A8d02FeB6D41f343

-----Encoded View---------------
5 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000b569a4
Arg [1] : 00000000000000000000000000000000000000000000000006f05b59d3b20000
Arg [2] : 000000000000000000000000351bac612b50e87b46e4b10a282f632d41397de2
Arg [3] : 0000000000000000000000002e1e15c44ffe4df6a0cb7371cd00d5028e571d14
Arg [4] : 00000000000000000000000070646fbf0b592f10b2c43a98a8d02feb6d41f343