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: AGPL-3.0-or-later
pragma solidity 0.7.5;

import "./lib/SafeMath.sol";
import "./lib/Address.sol";
import "./lib/SafeERC20.sol";
import "./OwnableManagement.sol";
import "./lib/IERC20.sol";
import "./lib/ISyncus.sol";
import "./lib/IVESYNC.sol";
import "./lib/IDistributor.sol";
import "./lib/IWarmup.sol";

contract SyncusStaking is OwnableManagement {
    using SafeMath for uint256;
    using SafeMath for uint32;
    using SafeERC20 for IERC20;

    address public immutable Sync;
    address public immutable veSync;

    struct Epoch {
        uint number;
        uint distribute;
        uint32 length;
        uint32 endTime;
    }
    Epoch public epoch;

    address public distributor;

    address public locker;
    uint public totalBonus;

    address public warmupContract;
    uint public warmupPeriod;

    address taxReceiver;

    uint public taxOnStake = 250; // 2.5%
    uint public taxOnUnstake = 250; // 2.5%

    function setTaxOnStake(uint _taxOnStake) external onlyManager {
        require(_taxOnStake <= 10000, "Tax cannot be greater than 100%");
        taxOnStake = _taxOnStake;
    }

    function setTaxOnUnstake(uint _taxOnUnstake) external onlyManager {
        require(_taxOnUnstake <= 10000, "Tax cannot be greater than 100%");
        taxOnUnstake = _taxOnUnstake;
    }

    function setTaxReceiver(address _taxReceiver) external onlyManager {
        taxReceiver = _taxReceiver;
    }

    modifier onlyDistributor() {
        require(msg.sender == distributor, "Only distributor");
        _;
    }

    constructor(
        address _Sync,
        address _veSync,
        uint32 _epochLength,
        uint _firstEpochNumber,
        uint32 _firstEpochTime,
        address _taxReceiver
    ) {
        require(_Sync != address(0));
        Sync = _Sync;
        require(_veSync != address(0));
        veSync = _veSync;

        epoch = Epoch({
            length: _epochLength,
            number: _firstEpochNumber,
            endTime: _firstEpochTime,
            distribute: 0
        });

        taxReceiver = _taxReceiver;
    }

    struct Claim {
        uint deposit;
        uint gons;
        uint expiry;
        bool lock; // prevents malicious delays
    }
    mapping(address => Claim) public warmupInfo;

    /**
        @notice stake SYNC to enter warmup
        @param _amount uint
        @return bool
     */
    function stake(uint _amount, address _recipient) external returns (bool) {
        rebase();

        uint tax = _amount.mul(taxOnStake).div(10000);
        uint amountAfterTax = _amount.sub(tax);

        IERC20(Sync).safeTransferFrom(
            msg.sender,
            address(this),
            amountAfterTax
        );
        IERC20(Sync).safeTransferFrom(msg.sender, taxReceiver, tax);

        Claim memory info = warmupInfo[_recipient];
        require(!info.lock, "Deposits for account are locked");

        warmupInfo[_recipient] = Claim({
            deposit: info.deposit.add(amountAfterTax),
            gons: info.gons.add(IVESYNC(veSync).gonsForBalance(amountAfterTax)),
            expiry: epoch.number.add(warmupPeriod),
            lock: false
        });

        IERC20(veSync).safeTransfer(warmupContract, amountAfterTax);
        return true;
    }

    /**
        @notice retrieve veSYNC from warmup
        @param _recipient address
     */
    function claim(address _recipient) public {
        Claim memory info = warmupInfo[_recipient];
        if (epoch.number >= info.expiry && info.expiry != 0) {
            delete warmupInfo[_recipient];
            IWarmup(warmupContract).retrieve(
                _recipient,
                IVESYNC(veSync).balanceForGons(info.gons)
            );
        }
    }

    /**
        @notice forfeit veSYNC in warmup and retrieve SYNC
     */
    function forfeit() external {
        Claim memory info = warmupInfo[msg.sender];
        delete warmupInfo[msg.sender];

        IWarmup(warmupContract).retrieve(
            address(this),
            IVESYNC(veSync).balanceForGons(info.gons)
        );
        IERC20(Sync).safeTransfer(msg.sender, info.deposit);
    }

    /**
        @notice prevent new deposits to address (protection from malicious activity)
     */
    function toggleDepositLock() external {
        warmupInfo[msg.sender].lock = !warmupInfo[msg.sender].lock;
    }

    /**
        @notice redeem veSYNC for SYNC
        @param _amount uint
        @param _trigger bool
     */
    function unstake(uint _amount, bool _trigger) external {
        if (_trigger) {
            rebase();
        }
        IERC20(veSync).safeTransferFrom(msg.sender, address(this), _amount);

        uint tax = _amount.mul(taxOnUnstake).div(10000);
        uint amountAfterTax = _amount.sub(tax);

        IERC20(Sync).safeTransfer(msg.sender, amountAfterTax);
        IERC20(Sync).safeTransfer(taxReceiver, tax);
    }

    /**
        @notice returns the veSYNC index, which tracks rebase growth
        @return uint
     */
    function index() public view returns (uint) {
        return IVESYNC(veSync).index();
    }

    /**
        @notice trigger rebase if epoch over
     */
    function rebase() public {
        if (epoch.endTime <= uint32(block.timestamp)) {
            IVESYNC(veSync).rebase(epoch.distribute, epoch.number);

            epoch.endTime = epoch.endTime.add32(epoch.length);
            epoch.number++;

            if (distributor != address(0)) {
                IDistributor(distributor).distribute();
            }

            uint balance = contractBalance();
            uint staked = IVESYNC(veSync).circulatingSupply();

            if (balance <= staked) {
                epoch.distribute = 0;
            } else {
                epoch.distribute = balance.sub(staked);
            }
        }
    }

    /**
        @notice returns contract SYNC holdings, including bonuses provided
        @return uint
     */
    function contractBalance() public view returns (uint) {
        return IERC20(Sync).balanceOf(address(this)).add(totalBonus);
    }

    /**
        @notice provide bonus to locked staking contract
        @param _amount uint
     */
    function giveLockBonus(uint _amount) external {
        require(msg.sender == locker);
        totalBonus = totalBonus.add(_amount);
        IERC20(veSync).safeTransfer(locker, _amount);
    }

    /**
        @notice reclaim bonus from locked staking contract
        @param _amount uint
     */
    function returnLockBonus(uint _amount) external {
        require(msg.sender == locker);
        totalBonus = totalBonus.sub(_amount);
        IERC20(veSync).safeTransferFrom(locker, address(this), _amount);
    }

    enum CONTRACTS {
        DISTRIBUTOR,
        WARMUP,
        LOCKER
    }

    /**
        @notice sets the contract address for LP staking
        @param _contract address
     */
    function setContract(
        CONTRACTS _contract,
        address _address
    ) external onlyManager {
        if (_contract == CONTRACTS.DISTRIBUTOR) {
            // 0
            distributor = _address;
        } else if (_contract == CONTRACTS.WARMUP) {
            // 1
            require(
                warmupContract == address(0),
                "Warmup cannot be set more than once"
            );
            warmupContract = _address;
        } else if (_contract == CONTRACTS.LOCKER) {
            // 2
            require(
                locker == address(0),
                "Locker cannot be set more than once"
            );
            locker = _address;
        }
    }

    /**
     * @notice set warmup period in epoch's numbers for new stakers
     * @param _warmupPeriod uint
     */
    function setWarmup(uint _warmupPeriod) external onlyManager {
        warmupPeriod = _warmupPeriod;
    }
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;

library SafeMath {
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    function add32(uint32 a, uint32 b) internal pure returns (uint32) {
        uint32 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    function sub32(uint32 a, uint32 b) internal pure returns (uint32) {
        return sub32(a, b, "SafeMath: subtraction overflow");
    }

    function sub32(
        uint32 a,
        uint32 b,
        string memory errorMessage
    ) internal pure returns (uint32) {
        require(b <= a, errorMessage);
        uint32 c = a - b;

        return c;
    }

    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;
    }

    function mul32(uint32 a, uint32 b) internal pure returns (uint32) {
        if (a == 0) {
            return 0;
        }

        uint32 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }

    function sqrrt(uint256 a) internal pure returns (uint c) {
        if (a > 3) {
            c = a;
            uint b = add(div(a, 2), 1);
            while (b < c) {
                c = b;
                b = div(add(div(a, b), b), 2);
            }
        } else if (a != 0) {
            c = 1;
        }
    }

    function percentageAmount(
        uint256 total_,
        uint8 percentage_
    ) internal pure returns (uint256 percentAmount_) {
        return div(mul(total_, percentage_), 1000);
    }

    function substractPercentage(
        uint256 total_,
        uint8 percentageToSub_
    ) internal pure returns (uint256 result_) {
        return sub(total_, div(mul(total_, percentageToSub_), 1000));
    }

    function percentageOfTotal(
        uint256 part_,
        uint256 total_
    ) internal pure returns (uint256 percent_) {
        return div(mul(part_, 100), total_);
    }

    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow, so we distribute
        return (a / 2) + (b / 2) + (((a % 2) + (b % 2)) / 2);
    }

    function quadraticPricing(
        uint256 payment_,
        uint256 multiplier_
    ) internal pure returns (uint256) {
        return sqrrt(mul(multiplier_, payment_));
    }

    function bondingCurve(
        uint256 supply_,
        uint256 multiplier_
    ) internal pure returns (uint256) {
        return mul(multiplier_, supply_);
    }
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;

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 in 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}
     */
    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).
     *
     * 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);
    }

    function _functionCallWithValue(
        address target,
        bytes memory data,
        uint256 weiValue,
        string memory errorMessage
    ) private returns (bytes memory) {
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{value: weiValue}(
            data
        );
        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);
            }
        }
    }

    /**
     * @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 v3.3._
     */
    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 v3.3._
     */
    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);
            }
        }
    }

    function addressToString(
        address _address
    ) internal pure returns (string memory) {
        bytes32 _bytes = bytes32(uint256(_address));
        bytes memory HEX = "0123456789abcdef";
        bytes memory _addr = new bytes(42);

        _addr[0] = "0";
        _addr[1] = "x";

        for (uint256 i = 0; i < 20; i++) {
            _addr[2 + i * 2] = HEX[uint8(_bytes[i + 12] >> 4)];
            _addr[3 + i * 2] = HEX[uint8(_bytes[i + 12] & 0x0f)];
        }

        return string(_addr);
    }
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;
import "./SafeMath.sol";
import "./Address.sol";
import "./IERC20.sol";

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));
    }

    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.

        // A Solidity high level call has three parts:
        //  1. The target address is checked to verify it contains contract code
        //  2. The call itself is made, and success asserted
        //  3. The return value is decoded, which in turn checks the size of the returned data.
        // solhint-disable-next-line max-line-length
        require(address(token).isContract(), "SafeERC20: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = address(token).call(data);
        require(success, "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: AGPL-3.0-or-later
pragma solidity 0.7.5;
import "./lib/IOwnableManagement.sol";

contract OwnableManagement is IOwnableManagement {
      address internal _owner;
    address internal _newOwner;

    event OwnershipPushed(address indexed previousOwner, address indexed newOwner);
    event OwnershipPulled(address indexed previousOwner, address indexed newOwner);

    constructor () {
        _owner = msg.sender;
        emit OwnershipPushed( address(0), _owner );
    }

    function manager() public view override returns (address) {
        return _owner;
    }

    modifier onlyManager() {
        require( _owner == msg.sender, "Ownable: caller is not the owner" );
        _;
    }

    function renounceManagement() public virtual override onlyManager() {
        emit OwnershipPushed( _owner, address(0) );
        _owner = address(0);
    }

    function pushManagement( address newOwner_ ) public virtual override onlyManager() {
        require( newOwner_ != address(0), "Ownable: new owner is the zero address");
        emit OwnershipPushed( _owner, newOwner_ );
        _newOwner = newOwner_;
    }
    
    function pullManagement() public virtual override {
        require( msg.sender == _newOwner, "Ownable: must be new owner to pull");
        emit OwnershipPulled( _owner, _newOwner );
        _owner = _newOwner;
    }
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;

interface IERC20 {
    function decimals() external view returns (uint8);

    /**
     * @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: AGPL-3.0-or-later
pragma solidity 0.7.5;

interface ISyncus {
    function burn(uint256 amount) external;

    function burnFrom(address account_, uint256 amount_) external;
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;

interface IVESYNC {
    function rebase( uint256 ohmProfit_, uint epoch_) external returns (uint256);

    function circulatingSupply() external view returns (uint256);

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

    function gonsForBalance( uint amount ) external view returns ( uint );

    function balanceForGons( uint gons ) external view returns ( uint );
    
    function index() external view returns ( uint );
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;

interface IDistributor {
    function nextRewardAt(uint _rate) external view returns (uint);

    function nextRewardFor(address _recipient) external view returns (uint);

    function distribute() external returns (bool);

    function addRecipient(address _recipient, uint _rewardRate) external;

    function removeRecipient(uint _index, address _recipient) external;

    function setAdjustment(
        uint _index,
        bool _add,
        uint _rate,
        uint _target
    ) external;

    function updateCurrentRate(uint _index, uint _rate) external;
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;
interface IWarmup {
    function retrieve( address staker_, uint amount_ ) external;
}

// SPDX-License-Identifier: AGPL-3.0-or-later
pragma solidity 0.7.5;

interface IOwnableManagement {
    function manager() external view returns (address);

    function renounceManagement() external;

    function pushManagement(address newOwner_) external;

    function pullManagement() external;
}

{
  "remappings": [
    "ds-test/=lib/forge-std/lib/ds-test/src/",
    "erc4626-tests/=lib/openzeppelin-contracts/lib/erc4626-tests/",
    "forge-std/=lib/forge-std/src/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "openzeppelin/=lib/openzeppelin-contracts/contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs"
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "istanbul",
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_Sync","type":"address"},{"internalType":"address","name":"_veSync","type":"address"},{"internalType":"uint32","name":"_epochLength","type":"uint32"},{"internalType":"uint256","name":"_firstEpochNumber","type":"uint256"},{"internalType":"uint32","name":"_firstEpochTime","type":"uint32"},{"internalType":"address","name":"_taxReceiver","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":"OwnershipPulled","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipPushed","type":"event"},{"inputs":[],"name":"Sync","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_recipient","type":"address"}],"name":"claim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"contractBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"distributor","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"epoch","outputs":[{"internalType":"uint256","name":"number","type":"uint256"},{"internalType":"uint256","name":"distribute","type":"uint256"},{"internalType":"uint32","name":"length","type":"uint32"},{"internalType":"uint32","name":"endTime","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"forfeit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"giveLockBonus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"index","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"locker","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"manager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pullManagement","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner_","type":"address"}],"name":"pushManagement","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"rebase","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceManagement","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"returnLockBonus","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"enum SyncusStaking.CONTRACTS","name":"_contract","type":"uint8"},{"internalType":"address","name":"_address","type":"address"}],"name":"setContract","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_taxOnStake","type":"uint256"}],"name":"setTaxOnStake","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_taxOnUnstake","type":"uint256"}],"name":"setTaxOnUnstake","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_taxReceiver","type":"address"}],"name":"setTaxReceiver","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_warmupPeriod","type":"uint256"}],"name":"setWarmup","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"address","name":"_recipient","type":"address"}],"name":"stake","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"taxOnStake","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"taxOnUnstake","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"toggleDepositLock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"totalBonus","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"bool","name":"_trigger","type":"bool"}],"name":"unstake","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"veSync","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"warmupContract","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"warmupInfo","outputs":[{"internalType":"uint256","name":"deposit","type":"uint256"},{"internalType":"uint256","name":"gons","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"},{"internalType":"bool","name":"lock","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"warmupPeriod","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]

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

000000000000000000000000a41d2f8ee4f47d3b860a149765a7df8c3287b7f0000000000000000000000000216c9bb7380cde431662e37e30098d838d7e1dc800000000000000000000000000000000000000000000000000000000000070800000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000006570cb7b000000000000000000000000c00ec94e7746c6b695869580d6d2db50cda86094

-----Decoded View---------------
Arg [0] : _Sync (address): 0xa41d2f8Ee4F47D3B860A149765A7dF8c3287b7F0
Arg [1] : _veSync (address): 0x216c9bb7380cDe431662E37e30098d838d7e1Dc8
Arg [2] : _epochLength (uint32): 28800
Arg [3] : _firstEpochNumber (uint256): 1
Arg [4] : _firstEpochTime (uint32): 1701890939
Arg [5] : _taxReceiver (address): 0xC00EC94e7746C6b695869580d6D2DB50cda86094

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 000000000000000000000000a41d2f8ee4f47d3b860a149765a7df8c3287b7f0
Arg [1] : 000000000000000000000000216c9bb7380cde431662e37e30098d838d7e1dc8
Arg [2] : 0000000000000000000000000000000000000000000000000000000000007080
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000001
Arg [4] : 000000000000000000000000000000000000000000000000000000006570cb7b
Arg [5] : 000000000000000000000000c00ec94e7746c6b695869580d6d2db50cda86094