{
    "Function": "slitherConstructorVariables",
    "File": "contracts/VirtualBalanceRewardPool.sol",
    "Parent Contracts": [
        "contracts/VirtualBalanceRewardPool.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "contract VirtualBalanceRewardPool is VirtualBalanceWrapper {\n    using SafeMath for uint256;\n    using SafeERC20 for IERC20;\n\n    IERC20 public rewardToken;\n    uint256 public constant duration = 7 days;\n\n    address public operator;\n\n    uint256 public periodFinish = 0;\n    uint256 public rewardRate = 0;\n    uint256 public lastUpdateTime;\n    uint256 public rewardPerTokenStored;\n    uint256 public queuedRewards = 0;\n    uint256 public currentRewards = 0;\n    uint256 public historicalRewards = 0;\n    uint256 public newRewardRatio = 830;\n    mapping(address => uint256) public userRewardPerTokenPaid;\n    mapping(address => uint256) public rewards;\n\n    event RewardAdded(uint256 reward);\n    event Staked(address indexed user, uint256 amount);\n    event Withdrawn(address indexed user, uint256 amount);\n    event RewardPaid(address indexed user, uint256 reward);\n\n    constructor(\n        address deposit_,\n        address reward_,\n        address op_\n    ) {\n        deposits = IDeposit(deposit_);\n        rewardToken = IERC20(reward_);\n        operator = op_;\n    }\n\n    modifier updateReward(address account) {\n        rewardPerTokenStored = rewardPerToken();\n        lastUpdateTime = lastTimeRewardApplicable();\n        if (account != address(0)) {\n            rewards[account] = earned(account);\n            userRewardPerTokenPaid[account] = rewardPerTokenStored;\n        }\n        _;\n    }\n\n    function lastTimeRewardApplicable() public view returns (uint256) {\n        return Math.min(block.timestamp, periodFinish);\n    }\n\n    function rewardPerToken() public view returns (uint256) {\n        if (totalSupply() == 0) {\n            return rewardPerTokenStored;\n        }\n        return\n            rewardPerTokenStored.add(\n                lastTimeRewardApplicable().sub(lastUpdateTime).mul(rewardRate).mul(1e18).div(\n                    totalSupply()\n                )\n            );\n    }\n\n    function earned(address account) public view returns (uint256) {\n        return\n            balanceOf(account)\n                .mul(rewardPerToken().sub(userRewardPerTokenPaid[account]))\n                .div(1e18)\n                .add(rewards[account]);\n    }\n\n    //update reward, emit, call linked reward's stake\n    function stake(address _account, uint256 amount) external updateReward(_account) {\n        require(msg.sender == address(deposits), \"!authorized\");\n        // require(amount > 0, 'VirtualDepositRewardPool: Cannot stake 0');\n        emit Staked(_account, amount);\n    }\n\n    function withdraw(address _account, uint256 amount) public updateReward(_account) {\n        require(msg.sender == address(deposits), \"!authorized\");\n        //require(amount > 0, 'VirtualDepositRewardPool : Cannot withdraw 0');\n\n        emit Withdrawn(_account, amount);\n    }\n\n    function getReward(address _account) public updateReward(_account) {\n        uint256 reward = earned(_account);\n        if (reward > 0) {\n            rewards[_account] = 0;\n            rewardToken.safeTransfer(_account, reward);\n            emit RewardPaid(_account, reward);\n        }\n    }\n\n    function getReward() external {\n        getReward(msg.sender);\n    }\n\n    function donate(uint256 _amount) external {\n        IERC20(rewardToken).safeTransferFrom(msg.sender, address(this), _amount);\n        queuedRewards = queuedRewards.add(_amount);\n    }\n\n    function queueNewRewards(uint256 _rewards) external {\n        require(msg.sender == operator, \"!authorized\");\n\n        _rewards = _rewards.add(queuedRewards);\n\n        if (block.timestamp >= periodFinish) {\n            notifyRewardAmount(_rewards);\n            queuedRewards = 0;\n            return;\n        }\n\n        //et = now - (finish-duration)\n        uint256 elapsedTime = block.timestamp.sub(periodFinish.sub(duration));\n        //current at now: rewardRate * elapsedTime\n        uint256 currentAtNow = rewardRate * elapsedTime;\n        uint256 queuedRatio = currentAtNow.mul(1000).div(_rewards);\n        if (queuedRatio < newRewardRatio) {\n            notifyRewardAmount(_rewards);\n            queuedRewards = 0;\n        } else {\n            queuedRewards = _rewards;\n        }\n    }\n\n    function notifyRewardAmount(uint256 reward) internal updateReward(address(0)) {\n        historicalRewards = historicalRewards.add(reward);\n        if (block.timestamp >= periodFinish) {\n            rewardRate = reward.div(duration);\n        } else {\n            uint256 remaining = periodFinish.sub(block.timestamp);\n            uint256 leftover = remaining.mul(rewardRate);\n            reward = reward.add(leftover);\n            rewardRate = reward.div(duration);\n        }\n        currentRewards = reward;\n        lastUpdateTime = block.timestamp;\n        periodFinish = block.timestamp.add(duration);\n        emit RewardAdded(reward);\n    }\n}"
}