Contract Address Details

{{
  "language": "Solidity",
  "sources": {
    "LunarGenesisRewardPool.sol": {
      "content": "// SPDX-License-Identifier: MIT\n\npragma solidity 0.6.12;\n\nimport \"IERC20.sol\";\nimport \"SafeERC20.sol\";\nimport \"SafeMath.sol\";\n\n// Note that this pool has no minter key of LUNAR (rewards).\n// Instead, the governance will call LUNAR distributeReward method and send reward to this pool at the beginning.\ncontract LunarGenesisRewardPool {\n    using SafeMath for uint256;\n    using SafeERC20 for IERC20;\n\n    // governance\n    address public operator;\n\n    // Info of each user.\n    struct UserInfo {\n        uint256 amount; // How many tokens the user has provided.\n        uint256 rewardDebt; // Reward debt. See explanation below.\n    }\n\n    // Info of each pool.\n    struct PoolInfo {\n        IERC20 token; // Address of LP token contract.\n        uint256 allocPoint; // How many allocation points assigned to this pool. LUNAR to distribute.\n        uint256 lastRewardTime; // Last time that LUNAR distribution occurs.\n        uint256 accLunarPerShare; // Accumulated LUNAR per share, times 1e18. See below.\n        bool isStarted; // if lastRewardBlock has passed\n        uint256 daoFee;\n    }\n\n    IERC20 public lunar;\n\n    // Info of each pool.\n    PoolInfo[] public poolInfo;\n\n    // Info of each user that stakes LP tokens.\n    mapping(uint256 => mapping(address => UserInfo)) public userInfo;\n\n    // Total allocation points. Must be the sum of all allocation points in all pools.\n    uint256 public totalAllocPoint = 0;\n\n    // The time when LUNAR mining starts.\n    uint256 public poolStartTime;\n\n    // The time when LUNAR mining ends.\n    uint256 public poolEndTime;\n\n    address public daoAddress;\n    // TESTNET\n    // uint256 public lunarPerSecond = 3.0555555e18; // 11000 LUNAR / (1h * 60min * 60s)\n    // uint256 public runningTime = 24 hours; // 1 hours\n    // uint256 public constant TOTAL_REWARDS = 11000e18;\n    // END TESTNET\n\n    // MAINNET\n    uint256 public lunarPerSecond = 0.0081018519e18; // 700 LUNAR / (24h * 60min * 60s)\n    uint256 public runningTime = 1 days; // 1 days\n    uint256 public constant TOTAL_REWARDS = 700e18;\n    // END MAINNET\n\n    event Deposit(address indexed user, uint256 indexed pid, uint256 amount);\n    event Withdraw(address indexed user, uint256 indexed pid, uint256 amount);\n    event EmergencyWithdraw(address indexed user, uint256 indexed pid, uint256 amount);\n    event RewardPaid(address indexed user, uint256 amount);\n\n    constructor(\n        address _lunar,\n        uint256 _poolStartTime,\n        address _daoAddress\n    ) public {\n        require(block.timestamp < _poolStartTime, \"late\");\n        if (_lunar != address(0)) lunar = IERC20(_lunar);\n        daoAddress = _daoAddress;\n        poolStartTime = _poolStartTime;\n        poolEndTime = poolStartTime + runningTime;\n        operator = msg.sender;\n    }\n\n    modifier onlyOperator() {\n        require(operator == msg.sender, \"LunarGenesisPool: caller is not the operator\");\n        _;\n    }\n\n    function checkPoolDuplicate(IERC20 _token) internal view {\n        uint256 length = poolInfo.length;\n        for (uint256 pid = 0; pid < length; ++pid) {\n            require(poolInfo[pid].token != _token, \"LunarGenesisPool: existing pool?\");\n        }\n    }\n\n    // Add a new token to the pool. Can only be called by the owner.\n    function add(\n        uint256 _allocPoint,\n        IERC20 _token,\n        bool _withUpdate,\n        uint256 _lastRewardTime,\n        uint _daoFee\n    ) public onlyOperator {\n        require(_daoFee <= 100, \"fee can not be above 1%\");\n        checkPoolDuplicate(_token);\n        if (_withUpdate) {\n            massUpdatePools();\n        }\n        if (block.timestamp < poolStartTime) {\n            // chef is sleeping\n            if (_lastRewardTime == 0) {\n                _lastRewardTime = poolStartTime;\n            } else {\n                if (_lastRewardTime < poolStartTime) {\n                    _lastRewardTime = poolStartTime;\n                }\n            }\n        } else {\n            // chef is cooking\n            if (_lastRewardTime == 0 || _lastRewardTime < block.timestamp) {\n                _lastRewardTime = block.timestamp;\n            }\n        }\n        bool _isStarted =\n        (_lastRewardTime <= poolStartTime) ||\n        (_lastRewardTime <= block.timestamp);\n        poolInfo.push(PoolInfo({\n            token : _token,\n            allocPoint : _allocPoint,\n            lastRewardTime : _lastRewardTime,\n            accLunarPerShare : 0,\n            isStarted : _isStarted,\n            daoFee: _daoFee\n            }));\n        if (_isStarted) {\n            totalAllocPoint = totalAllocPoint.add(_allocPoint);\n        }\n    }\n\n    // Update the given pool's LUNAR allocation point. Can only be called by the owner.\n    function set(uint256 _pid, uint256 _allocPoint) public onlyOperator {\n        massUpdatePools();\n        PoolInfo storage pool = poolInfo[_pid];\n        if (pool.isStarted) {\n            totalAllocPoint = totalAllocPoint.sub(pool.allocPoint).add(\n                _allocPoint\n            );\n        }\n        pool.allocPoint = _allocPoint;\n    }\n\n    // Return accumulate rewards over the given _from to _to block.\n    function getGeneratedReward(uint256 _fromTime, uint256 _toTime) public view returns (uint256) {\n        if (_fromTime >= _toTime) return 0;\n        if (_toTime >= poolEndTime) {\n            if (_fromTime >= poolEndTime) return 0;\n            if (_fromTime <= poolStartTime) return poolEndTime.sub(poolStartTime).mul(lunarPerSecond);\n            return poolEndTime.sub(_fromTime).mul(lunarPerSecond);\n        } else {\n            if (_toTime <= poolStartTime) return 0;\n            if (_fromTime <= poolStartTime) return _toTime.sub(poolStartTime).mul(lunarPerSecond);\n            return _toTime.sub(_fromTime).mul(lunarPerSecond);\n        }\n    }\n\n    // View function to see pending LUNAR on frontend.\n    function pendingLUNAR(uint256 _pid, address _user) external view returns (uint256) {\n        PoolInfo storage pool = poolInfo[_pid];\n        UserInfo storage user = userInfo[_pid][_user];\n        uint256 accLunarPerShare = pool.accLunarPerShare;\n        uint256 tokenSupply = pool.token.balanceOf(address(this));\n        if (block.timestamp > pool.lastRewardTime && tokenSupply != 0) {\n            uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);\n            uint256 _lunarReward = _generatedReward.mul(pool.allocPoint).div(totalAllocPoint);\n            accLunarPerShare = accLunarPerShare.add(_lunarReward.mul(1e18).div(tokenSupply));\n        }\n        return user.amount.mul(accLunarPerShare).div(1e18).sub(user.rewardDebt);\n    }\n\n    // Update reward variables for all pools. Be careful of gas spending!\n    function massUpdatePools() public {\n        uint256 length = poolInfo.length;\n        for (uint256 pid = 0; pid < length; ++pid) {\n            updatePool(pid);\n        }\n    }\n\n    // Update reward variables of the given pool to be up-to-date.\n    function updatePool(uint256 _pid) public {\n        PoolInfo storage pool = poolInfo[_pid];\n        if (block.timestamp <= pool.lastRewardTime) {\n            return;\n        }\n        uint256 tokenSupply = pool.token.balanceOf(address(this));\n        if (tokenSupply == 0) {\n            pool.lastRewardTime = block.timestamp;\n            return;\n        }\n        if (!pool.isStarted) {\n            pool.isStarted = true;\n            totalAllocPoint = totalAllocPoint.add(pool.allocPoint);\n        }\n        if (totalAllocPoint > 0) {\n            uint256 _generatedReward = getGeneratedReward(pool.lastRewardTime, block.timestamp);\n            uint256 _lunarReward = _generatedReward.mul(pool.allocPoint).div(totalAllocPoint);\n            pool.accLunarPerShare = pool.accLunarPerShare.add(_lunarReward.mul(1e18).div(tokenSupply));\n        }\n        pool.lastRewardTime = block.timestamp;\n    }\n\n    // Deposit LP tokens.\n    function deposit(uint256 _pid, uint256 _amount) public {\n        address _sender = msg.sender;\n        PoolInfo storage pool = poolInfo[_pid];\n        UserInfo storage user = userInfo[_pid][_sender];\n        updatePool(_pid);\n        if (user.amount > 0) {\n            uint256 _pending = user.amount.mul(pool.accLunarPerShare).div(1e18).sub(user.rewardDebt);\n            if (_pending > 0) {\n                safeLunarTransfer(_sender, _pending);\n                emit RewardPaid(_sender, _pending);\n            }\n        }\n        if (_amount > 0) {\n            pool.token.safeTransferFrom(_sender, address(this), _amount);\n            if (pool.daoFee > 0) {\n                uint256 _fee = _amount.mul(pool.daoFee).div(10000);\n                pool.token.safeTransfer(daoAddress, _fee);\n                user.amount = user.amount.add(_amount.sub(_fee));\n            }\n            else {\n                user.amount = user.amount.add(_amount);\n            }\n            \n        }\n        user.rewardDebt = user.amount.mul(pool.accLunarPerShare).div(1e18);\n        emit Deposit(_sender, _pid, _amount);\n    }\n\n    // Withdraw LP tokens.\n    function withdraw(uint256 _pid, uint256 _amount) public {\n        address _sender = msg.sender;\n        PoolInfo storage pool = poolInfo[_pid];\n        UserInfo storage user = userInfo[_pid][_sender];\n        require(user.amount >= _amount, \"withdraw: not good\");\n        updatePool(_pid);\n        uint256 _pending = user.amount.mul(pool.accLunarPerShare).div(1e18).sub(user.rewardDebt);\n        if (_pending > 0) {\n            safeLunarTransfer(_sender, _pending);\n            emit RewardPaid(_sender, _pending);\n        }\n        if (_amount > 0) {\n            user.amount = user.amount.sub(_amount);\n            pool.token.safeTransfer(_sender, _amount);\n        }\n        user.rewardDebt = user.amount.mul(pool.accLunarPerShare).div(1e18);\n        emit Withdraw(_sender, _pid, _amount);\n    }\n\n    // Withdraw without caring about rewards. EMERGENCY ONLY.\n    function emergencyWithdraw(uint256 _pid) public {\n        PoolInfo storage pool = poolInfo[_pid];\n        UserInfo storage user = userInfo[_pid][msg.sender];\n        uint256 _amount = user.amount;\n        user.amount = 0;\n        user.rewardDebt = 0;\n        pool.token.safeTransfer(msg.sender, _amount);\n        emit EmergencyWithdraw(msg.sender, _pid, _amount);\n    }\n\n    // Safe LUNAR transfer function, just in case if rounding error causes pool to not have enough LUNARs.\n    function safeLunarTransfer(address _to, uint256 _amount) internal {\n        uint256 _lunarBalance = lunar.balanceOf(address(this));\n        if (_lunarBalance > 0) {\n            if (_amount > _lunarBalance) {\n                lunar.safeTransfer(_to, _lunarBalance);\n            } else {\n                lunar.safeTransfer(_to, _amount);\n            }\n        }\n    }\n\n    function setOperator(address _operator) external onlyOperator {\n        operator = _operator;\n    }\n\n    function governanceRecoverUnsupported(IERC20 _token, uint256 amount, address to) external onlyOperator {\n        if (block.timestamp < poolEndTime + 90 days) {\n            // do not allow to drain core token (LUNAR or lps) if less than 90 days after pool ends\n            require(_token != lunar, \"lunar\");\n            uint256 length = poolInfo.length;\n            for (uint256 pid = 0; pid < length; ++pid) {\n                PoolInfo storage pool = poolInfo[pid];\n                require(_token != pool.token, \"pool.token\");\n            }\n        }\n        _token.safeTransfer(to, amount);\n    }\n\n    function setDaoFee(uint256 _pid, uint _fee) external onlyOperator {\n        require(_fee <= 100, \"fee can not be above 1%\");\n        PoolInfo storage pool = poolInfo[_pid];\n        pool.daoFee = _fee;\n    }\n}\n"
    },
    "IERC20.sol": {
      "content": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6.0 <0.8.0;\n\n/**\n * @dev Interface of the ERC20 standard as defined in the EIP.\n */\ninterface IERC20 {\n    /**\n     * @dev Returns the amount of tokens in existence.\n     */\n    function totalSupply() external view returns (uint256);\n\n    /**\n     * @dev Returns the amount of tokens owned by `account`.\n     */\n    function balanceOf(address account) external view returns (uint256);\n\n    /**\n     * @dev Moves `amount` tokens from the caller's account to `recipient`.\n     *\n     * Returns a boolean value indicating whether the operation succeeded.\n     *\n     * Emits a {Transfer} event.\n     */\n    function transfer(address recipient, uint256 amount) external returns (bool);\n\n    /**\n     * @dev Returns the remaining number of tokens that `spender` will be\n     * allowed to spend on behalf of `owner` through {transferFrom}. This is\n     * zero by default.\n     *\n     * This value changes when {approve} or {transferFrom} are called.\n     */\n    function allowance(address owner, address spender) external view returns (uint256);\n\n    /**\n     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.\n     *\n     * Returns a boolean value indicating whether the operation succeeded.\n     *\n     * IMPORTANT: Beware that changing an allowance with this method brings the risk\n     * that someone may use both the old and the new allowance by unfortunate\n     * transaction ordering. One possible solution to mitigate this race\n     * condition is to first reduce the spender's allowance to 0 and set the\n     * desired value afterwards:\n     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729\n     *\n     * Emits an {Approval} event.\n     */\n    function approve(address spender, uint256 amount) external returns (bool);\n\n    /**\n     * @dev Moves `amount` tokens from `sender` to `recipient` using the\n     * allowance mechanism. `amount` is then deducted from the caller's\n     * allowance.\n     *\n     * Returns a boolean value indicating whether the operation succeeded.\n     *\n     * Emits a {Transfer} event.\n     */\n    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);\n\n    /**\n     * @dev Emitted when `value` tokens are moved from one account (`from`) to\n     * another (`to`).\n     *\n     * Note that `value` may be zero.\n     */\n    event Transfer(address indexed from, address indexed to, uint256 value);\n\n    /**\n     * @dev Emitted when the allowance of a `spender` for an `owner` is set by\n     * a call to {approve}. `value` is the new allowance.\n     */\n    event Approval(address indexed owner, address indexed spender, uint256 value);\n}\n"
    },
    "SafeERC20.sol": {
      "content": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6.0 <0.8.0;\n\nimport \"IERC20.sol\";\nimport \"SafeMath.sol\";\nimport \"Address.sol\";\n\n/**\n * @title SafeERC20\n * @dev Wrappers around ERC20 operations that throw on failure (when the token\n * contract returns false). Tokens that return no value (and instead revert or\n * throw on failure) are also supported, non-reverting calls are assumed to be\n * successful.\n * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,\n * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.\n */\nlibrary SafeERC20 {\n    using SafeMath for uint256;\n    using Address for address;\n\n    function safeTransfer(IERC20 token, address to, uint256 value) internal {\n        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));\n    }\n\n    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {\n        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));\n    }\n\n    /**\n     * @dev Deprecated. This function has issues similar to the ones found in\n     * {IERC20-approve}, and its usage is discouraged.\n     *\n     * Whenever possible, use {safeIncreaseAllowance} and\n     * {safeDecreaseAllowance} instead.\n     */\n    function safeApprove(IERC20 token, address spender, uint256 value) internal {\n        // safeApprove should only be called when setting an initial allowance,\n        // or when resetting it to zero. To increase and decrease it, use\n        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'\n        // solhint-disable-next-line max-line-length\n        require((value == 0) || (token.allowance(address(this), spender) == 0),\n            \"SafeERC20: approve from non-zero to non-zero allowance\"\n        );\n        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));\n    }\n\n    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {\n        uint256 newAllowance = token.allowance(address(this), spender).add(value);\n        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\n    }\n\n    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {\n        uint256 newAllowance = token.allowance(address(this), spender).sub(value, \"SafeERC20: decreased allowance below zero\");\n        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));\n    }\n\n    /**\n     * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement\n     * on the return value: the return value is optional (but if data is returned, it must not be false).\n     * @param token The token targeted by the call.\n     * @param data The call data (encoded using abi.encode or one of its variants).\n     */\n    function _callOptionalReturn(IERC20 token, bytes memory data) private {\n        // We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since\n        // we're implementing it ourselves. We use {Address.functionCall} to perform this call, which verifies that\n        // the target address contains contract code and also asserts for success in the low-level call.\n\n        bytes memory returndata = address(token).functionCall(data, \"SafeERC20: low-level call failed\");\n        if (returndata.length > 0) { // Return data is optional\n            // solhint-disable-next-line max-line-length\n            require(abi.decode(returndata, (bool)), \"SafeERC20: ERC20 operation did not succeed\");\n        }\n    }\n}\n"
    },
    "SafeMath.sol": {
      "content": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6.0 <0.8.0;\n\n/**\n * @dev Wrappers over Solidity's arithmetic operations with added overflow\n * checks.\n *\n * Arithmetic operations in Solidity wrap on overflow. This can easily result\n * in bugs, because programmers usually assume that an overflow raises an\n * error, which is the standard behavior in high level programming languages.\n * `SafeMath` restores this intuition by reverting the transaction when an\n * operation overflows.\n *\n * Using this library instead of the unchecked operations eliminates an entire\n * class of bugs, so it's recommended to use it always.\n */\nlibrary SafeMath {\n    /**\n     * @dev Returns the addition of two unsigned integers, with an overflow flag.\n     *\n     * _Available since v3.4._\n     */\n    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        uint256 c = a + b;\n        if (c < a) return (false, 0);\n        return (true, c);\n    }\n\n    /**\n     * @dev Returns the substraction of two unsigned integers, with an overflow flag.\n     *\n     * _Available since v3.4._\n     */\n    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        if (b > a) return (false, 0);\n        return (true, a - b);\n    }\n\n    /**\n     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.\n     *\n     * _Available since v3.4._\n     */\n    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the\n        // benefit is lost if 'b' is also tested.\n        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522\n        if (a == 0) return (true, 0);\n        uint256 c = a * b;\n        if (c / a != b) return (false, 0);\n        return (true, c);\n    }\n\n    /**\n     * @dev Returns the division of two unsigned integers, with a division by zero flag.\n     *\n     * _Available since v3.4._\n     */\n    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        if (b == 0) return (false, 0);\n        return (true, a / b);\n    }\n\n    /**\n     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.\n     *\n     * _Available since v3.4._\n     */\n    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {\n        if (b == 0) return (false, 0);\n        return (true, a % b);\n    }\n\n    /**\n     * @dev Returns the addition of two unsigned integers, reverting on\n     * overflow.\n     *\n     * Counterpart to Solidity's `+` operator.\n     *\n     * Requirements:\n     *\n     * - Addition cannot overflow.\n     */\n    function add(uint256 a, uint256 b) internal pure returns (uint256) {\n        uint256 c = a + b;\n        require(c >= a, \"SafeMath: addition overflow\");\n        return c;\n    }\n\n    /**\n     * @dev Returns the subtraction of two unsigned integers, reverting on\n     * overflow (when the result is negative).\n     *\n     * Counterpart to Solidity's `-` operator.\n     *\n     * Requirements:\n     *\n     * - Subtraction cannot overflow.\n     */\n    function sub(uint256 a, uint256 b) internal pure returns (uint256) {\n        require(b <= a, \"SafeMath: subtraction overflow\");\n        return a - b;\n    }\n\n    /**\n     * @dev Returns the multiplication of two unsigned integers, reverting on\n     * overflow.\n     *\n     * Counterpart to Solidity's `*` operator.\n     *\n     * Requirements:\n     *\n     * - Multiplication cannot overflow.\n     */\n    function mul(uint256 a, uint256 b) internal pure returns (uint256) {\n        if (a == 0) return 0;\n        uint256 c = a * b;\n        require(c / a == b, \"SafeMath: multiplication overflow\");\n        return c;\n    }\n\n    /**\n     * @dev Returns the integer division of two unsigned integers, reverting on\n     * division by zero. The result is rounded towards zero.\n     *\n     * Counterpart to Solidity's `/` operator. Note: this function uses a\n     * `revert` opcode (which leaves remaining gas untouched) while Solidity\n     * uses an invalid opcode to revert (consuming all remaining gas).\n     *\n     * Requirements:\n     *\n     * - The divisor cannot be zero.\n     */\n    function div(uint256 a, uint256 b) internal pure returns (uint256) {\n        require(b > 0, \"SafeMath: division by zero\");\n        return a / b;\n    }\n\n    /**\n     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),\n     * reverting when dividing by zero.\n     *\n     * Counterpart to Solidity's `%` operator. This function uses a `revert`\n     * opcode (which leaves remaining gas untouched) while Solidity uses an\n     * invalid opcode to revert (consuming all remaining gas).\n     *\n     * Requirements:\n     *\n     * - The divisor cannot be zero.\n     */\n    function mod(uint256 a, uint256 b) internal pure returns (uint256) {\n        require(b > 0, \"SafeMath: modulo by zero\");\n        return a % b;\n    }\n\n    /**\n     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on\n     * overflow (when the result is negative).\n     *\n     * CAUTION: This function is deprecated because it requires allocating memory for the error\n     * message unnecessarily. For custom revert reasons use {trySub}.\n     *\n     * Counterpart to Solidity's `-` operator.\n     *\n     * Requirements:\n     *\n     * - Subtraction cannot overflow.\n     */\n    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {\n        require(b <= a, errorMessage);\n        return a - b;\n    }\n\n    /**\n     * @dev Returns the integer division of two unsigned integers, reverting with custom message on\n     * division by zero. The result is rounded towards zero.\n     *\n     * CAUTION: This function is deprecated because it requires allocating memory for the error\n     * message unnecessarily. For custom revert reasons use {tryDiv}.\n     *\n     * Counterpart to Solidity's `/` operator. Note: this function uses a\n     * `revert` opcode (which leaves remaining gas untouched) while Solidity\n     * uses an invalid opcode to revert (consuming all remaining gas).\n     *\n     * Requirements:\n     *\n     * - The divisor cannot be zero.\n     */\n    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {\n        require(b > 0, errorMessage);\n        return a / b;\n    }\n\n    /**\n     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),\n     * reverting with custom message when dividing by zero.\n     *\n     * CAUTION: This function is deprecated because it requires allocating memory for the error\n     * message unnecessarily. For custom revert reasons use {tryMod}.\n     *\n     * Counterpart to Solidity's `%` operator. This function uses a `revert`\n     * opcode (which leaves remaining gas untouched) while Solidity uses an\n     * invalid opcode to revert (consuming all remaining gas).\n     *\n     * Requirements:\n     *\n     * - The divisor cannot be zero.\n     */\n    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {\n        require(b > 0, errorMessage);\n        return a % b;\n    }\n}\n"
    },
    "Address.sol": {
      "content": "// SPDX-License-Identifier: MIT\n\npragma solidity >=0.6.2 <0.8.0;\n\n/**\n * @dev Collection of functions related to the address type\n */\nlibrary Address {\n    /**\n     * @dev Returns true if `account` is a contract.\n     *\n     * [IMPORTANT]\n     * ====\n     * It is unsafe to assume that an address for which this function returns\n     * false is an externally-owned account (EOA) and not a contract.\n     *\n     * Among others, `isContract` will return false for the following\n     * types of addresses:\n     *\n     *  - an externally-owned account\n     *  - a contract in construction\n     *  - an address where a contract will be created\n     *  - an address where a contract lived, but was destroyed\n     * ====\n     */\n    function isContract(address account) internal view returns (bool) {\n        // This method relies on extcodesize, which returns 0 for contracts in\n        // construction, since the code is only stored at the end of the\n        // constructor execution.\n\n        uint256 size;\n        // solhint-disable-next-line no-inline-assembly\n        assembly { size := extcodesize(account) }\n        return size > 0;\n    }\n\n    /**\n     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to\n     * `recipient`, forwarding all available gas and reverting on errors.\n     *\n     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost\n     * of certain opcodes, possibly making contracts go over the 2300 gas limit\n     * imposed by `transfer`, making them unable to receive funds via\n     * `transfer`. {sendValue} removes this limitation.\n     *\n     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].\n     *\n     * IMPORTANT: because control is transferred to `recipient`, care must be\n     * taken to not create reentrancy vulnerabilities. Consider using\n     * {ReentrancyGuard} or the\n     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].\n     */\n    function sendValue(address payable recipient, uint256 amount) internal {\n        require(address(this).balance >= amount, \"Address: insufficient balance\");\n\n        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value\n        (bool success, ) = recipient.call{ value: amount }(\"\");\n        require(success, \"Address: unable to send value, recipient may have reverted\");\n    }\n\n    /**\n     * @dev Performs a Solidity function call using a low level `call`. A\n     * plain`call` is an unsafe replacement for a function call: use this\n     * function instead.\n     *\n     * If `target` reverts with a revert reason, it is bubbled up by this\n     * function (like regular Solidity function calls).\n     *\n     * Returns the raw returned data. To convert to the expected return value,\n     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].\n     *\n     * Requirements:\n     *\n     * - `target` must be a contract.\n     * - calling `target` with `data` must not revert.\n     *\n     * _Available since v3.1._\n     */\n    function functionCall(address target, bytes memory data) internal returns (bytes memory) {\n      return functionCall(target, data, \"Address: low-level call failed\");\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with\n     * `errorMessage` as a fallback revert reason when `target` reverts.\n     *\n     * _Available since v3.1._\n     */\n    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {\n        return functionCallWithValue(target, data, 0, errorMessage);\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n     * but also transferring `value` wei to `target`.\n     *\n     * Requirements:\n     *\n     * - the calling contract must have an ETH balance of at least `value`.\n     * - the called Solidity function must be `payable`.\n     *\n     * _Available since v3.1._\n     */\n    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {\n        return functionCallWithValue(target, data, value, \"Address: low-level call with value failed\");\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but\n     * with `errorMessage` as a fallback revert reason when `target` reverts.\n     *\n     * _Available since v3.1._\n     */\n    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {\n        require(address(this).balance >= value, \"Address: insufficient balance for call\");\n        require(isContract(target), \"Address: call to non-contract\");\n\n        // solhint-disable-next-line avoid-low-level-calls\n        (bool success, bytes memory returndata) = target.call{ value: value }(data);\n        return _verifyCallResult(success, returndata, errorMessage);\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n     * but performing a static call.\n     *\n     * _Available since v3.3._\n     */\n    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {\n        return functionStaticCall(target, data, \"Address: low-level static call failed\");\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\n     * but performing a static call.\n     *\n     * _Available since v3.3._\n     */\n    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {\n        require(isContract(target), \"Address: static call to non-contract\");\n\n        // solhint-disable-next-line avoid-low-level-calls\n        (bool success, bytes memory returndata) = target.staticcall(data);\n        return _verifyCallResult(success, returndata, errorMessage);\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],\n     * but performing a delegate call.\n     *\n     * _Available since v3.4._\n     */\n    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {\n        return functionDelegateCall(target, data, \"Address: low-level delegate call failed\");\n    }\n\n    /**\n     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],\n     * but performing a delegate call.\n     *\n     * _Available since v3.4._\n     */\n    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {\n        require(isContract(target), \"Address: delegate call to non-contract\");\n\n        // solhint-disable-next-line avoid-low-level-calls\n        (bool success, bytes memory returndata) = target.delegatecall(data);\n        return _verifyCallResult(success, returndata, errorMessage);\n    }\n\n    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {\n        if (success) {\n            return returndata;\n        } else {\n            // Look for revert reason and bubble it up if present\n            if (returndata.length > 0) {\n                // The easiest way to bubble the revert reason is using memory via assembly\n\n                // solhint-disable-next-line no-inline-assembly\n                assembly {\n                    let returndata_size := mload(returndata)\n                    revert(add(32, returndata), returndata_size)\n                }\n            } else {\n                revert(errorMessage);\n            }\n        }\n    }\n}\n"
    }
  },
  "settings": {
    "evmVersion": "istanbul",
    "optimizer": {
      "enabled": true,
      "runs": 200
    },
    "libraries": {
      "LunarGenesisRewardPool.sol": {}
    },
    "outputSelection": {
      "*": {
        "*": [
          "evm.bytecode",
          "evm.deployedBytecode",
          "abi"
        ]
      }
    }
  }
}}