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Transaction Hash
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Block
From
To
Value
Deposit From593506412024-07-14 13:08:516 hrs ago1720962531IN
0x28Caa843...2ED22Be68
0 MATIC0.0055944533.00000004
Claim593505832024-07-14 13:06:476 hrs ago1720962407IN
0x28Caa843...2ED22Be68
0 MATIC0.0040025733.00000003
Deposit From592952362024-07-13 3:44:0939 hrs ago1720842249IN
0x28Caa843...2ED22Be68
0 MATIC0.0062725737
Claim592952032024-07-13 3:42:5939 hrs ago1720842179IN
0x28Caa843...2ED22Be68
0 MATIC0.0044877337
Deposit From592458732024-07-11 22:06:122 days ago1720735572IN
0x28Caa843...2ED22Be68
0 MATIC0.0054360533.00000003
Withdraw591649862024-07-09 22:07:374 days ago1720562857IN
0x28Caa843...2ED22Be68
0 MATIC0.0055581534
Claim591649582024-07-09 22:06:374 days ago1720562797IN
0x28Caa843...2ED22Be68
0 MATIC0.0038812832
Claim591647342024-07-09 21:58:394 days ago1720562319IN
0x28Caa843...2ED22Be68
0 MATIC0.0038812832
Claim591623762024-07-09 20:34:304 days ago1720557270IN
0x28Caa843...2ED22Be68
0 MATIC0.0040025733.00000003
Deposit From591578012024-07-09 17:50:175 days ago1720547417IN
0x28Caa843...2ED22Be68
0 MATIC0.0055987533.02303711
Claim591576382024-07-09 17:44:135 days ago1720547053IN
0x28Caa843...2ED22Be68
0 MATIC0.0040040433.01217008
Claim591576132024-07-09 17:43:195 days ago1720546999IN
0x28Caa843...2ED22Be68
0 MATIC0.0040041333.01290487
Deposit From591564332024-07-09 17:01:095 days ago1720544469IN
0x28Caa843...2ED22Be68
0 MATIC0.0073729944.76157226
Claim591453042024-07-09 10:21:245 days ago1720520484IN
0x28Caa843...2ED22Be68
0 MATIC0.0089896674.11711321
Withdraw591450412024-07-09 10:12:065 days ago1720519926IN
0x28Caa843...2ED22Be68
0 MATIC0.0076459246.76432684
Claim591233882024-07-08 21:20:525 days ago1720473652IN
0x28Caa843...2ED22Be68
0 MATIC0.0045668733.00000053
Deposit From590640972024-07-07 9:58:477 days ago1720346327IN
0x28Caa843...2ED22Be68
0 MATIC0.0055948533.00000004
Claim590634102024-07-07 9:34:197 days ago1720344859IN
0x28Caa843...2ED22Be68
0 MATIC0.0040025733.00000004
Claim590631812024-07-07 9:26:117 days ago1720344371IN
0x28Caa843...2ED22Be68
0 MATIC0.0038812832
Deposit From590609762024-07-07 8:08:067 days ago1720339686IN
0x28Caa843...2ED22Be68
0 MATIC0.0055944533.00000011
Claim590609292024-07-07 8:06:267 days ago1720339586IN
0x28Caa843...2ED22Be68
0 MATIC0.0040025733.00000012
Deposit From589968162024-07-05 17:38:529 days ago1720201132IN
0x28Caa843...2ED22Be68
0 MATIC0.0056021833.04557678
Claim589967582024-07-05 17:36:469 days ago1720201006IN
0x28Caa843...2ED22Be68
0 MATIC0.0040108633.06836782
Deposit From589909112024-07-05 14:08:139 days ago1720188493IN
0x28Caa843...2ED22Be68
0 MATIC0.016826599.25443583
Claim589908912024-07-05 14:07:319 days ago1720188451IN
0x28Caa843...2ED22Be68
0 MATIC0.0110632991.21355087
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x65b77FDF...5d27fa395
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
TutellusStaking

Compiler Version
v0.8.2+commit.661d1103

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
File 1 of 9 : TutellusStaking.sol
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;

import "./utils/AccessControlProxyPausable.sol";
import "./interfaces/ITutellusERC20.sol";
import "./interfaces/ITutellusRewardsVault.sol";

contract TutellusStaking is AccessControlProxyPausable {

    address public token;
    address public vault;

    bool public autoreward;

    uint256 public balance;
    uint256 public minFee;
    uint256 public maxFee;
    uint256 public accRewardsPerShare;
    uint256 private _released;

    uint public lastUpdate;
    uint public feeInterval;
    uint public stakers;

    struct UserInfo {
      uint256 amount;
      uint256 rewardDebt;
      uint256 notClaimed;
      uint endInterval;
      uint256 minFee;
      uint256 maxFee;
      uint256 feeInterval;
    }

    mapping(address=>UserInfo) private _userInfo;

    event Claim(address account);
    event Deposit(address account, uint256 amount);
    event Withdraw(address account, uint256 amount, uint256 burned);
    event Rewards(address account, uint256 amount);

    event SyncBalance(address account, uint256 amount);
    event ToggleAutoreward(bool autoreward);
    event Update(uint256 balance, uint256 accRewardsPerShare, uint lastUpdate, uint stakers);
    event UpdateUserInfo(address account, uint256 amount, uint256 rewardDebt, uint256 notClaimed, uint endInterval);
    event SetFees(uint256 minFee, uint256 maxFee);
    event SetFeeInterval(uint feeInterval);
    event Migrate(address from, address to, address account, uint256 amount, bytes response);

    function _update() internal {
      if (block.number <= lastUpdate) {
        return;
      }
      ITutellusRewardsVault rewardsInterface = ITutellusRewardsVault(vault);
      uint256 released = rewardsInterface.releasedId(address(this)) - _released;
      _released += released;
      if(balance > 0) {
        accRewardsPerShare += (released * 1e18 / balance);
      }
      lastUpdate = block.number;
    }

    // Sets maximum and minimum fees
    function setFees(uint256 minFee_, uint256 maxFee_) public onlyRole(DEFAULT_ADMIN_ROLE) {
      require(minFee_ <= maxFee_, "TutellusStaking: mininum fee must be greater or equal than maximum fee");
      require(minFee_ <= 1e20 && maxFee_ <= 1e20, "TutellusStaking: fees must be less than 100e18");
      minFee = minFee_;
      maxFee = maxFee_;
      emit SetFees(minFee, maxFee);
    }

    // Sets fee interval (blocks) for staking
    function setFeeInterval(uint feeInterval_) public onlyRole(DEFAULT_ADMIN_ROLE) {
      feeInterval = feeInterval_;
      emit SetFeeInterval(feeInterval);
    }

    // Updates rewards for an account
    function _updateRewards(address account) internal {
      UserInfo storage user = _userInfo[account];
      uint256 diff = accRewardsPerShare - user.rewardDebt;
      user.notClaimed = diff * user.amount / 1e18;
      user.rewardDebt = accRewardsPerShare;
    }

    // Deposits tokens for staking
    function depositFrom(address account, uint256 amount) public whenNotPaused {
      require(amount > 0, "TutellusStaking: amount must be over zero");

      UserInfo storage user = _userInfo[account];

      _update();
      _updateRewards(account);

      if(user.amount == 0) {
        stakers += 1;
      }

      user.endInterval = block.number + feeInterval;
      user.minFee = minFee;
      user.maxFee = maxFee;
      user.feeInterval = feeInterval;
      user.amount += amount;
      balance += amount;

      ITutellusERC20 tokenInterface = ITutellusERC20(token);

      require(tokenInterface.balanceOf(account) >= amount, "TutellusStaking: user has not enough balance");
      require(tokenInterface.allowance(account, address(this)) >= amount, "TutellusStaking: amount exceeds allowance");

      if(autoreward) {
        _reward(account);
      }

      require(tokenInterface.transferFrom(account, address(this), amount), "TutellusStaking: deposit transfer failed");

      emit Update(balance, accRewardsPerShare, lastUpdate, stakers);
      emit UpdateUserInfo(account, user.amount, user.rewardDebt, user.notClaimed, user.endInterval);
      emit Deposit(account, amount);
    }

    // Withdraws tokens from staking
    function withdraw(uint256 amount) public whenNotPaused returns (uint256) {
      require(amount > 0, "TutellusStaking: amount must be over zero");

      address account = msg.sender;
      UserInfo storage user = _userInfo[account];

      require(amount <= user.amount, "TutellusStaking: user has not enough staking balance");

      _update();
      _updateRewards(account);

      user.rewardDebt = accRewardsPerShare;
      user.amount -= amount;
      balance -= amount;

      if(user.amount == 0) {
        stakers -= 1;
      }

      ITutellusERC20 tokenInterface = ITutellusERC20(token);

      uint256 burned = amount * getFee(account) / 1e20;
      amount -= burned;

      if(autoreward) {
        _reward(account);
      }
      if(burned > 0){
        tokenInterface.burn(burned);
      }
      require(tokenInterface.transfer(account, amount), "TutellusStaking: withdraw transfer failed");

      emit Update(balance, accRewardsPerShare, lastUpdate, stakers);
      emit UpdateUserInfo(account, user.amount, user.rewardDebt, user.notClaimed, user.endInterval);
      emit Withdraw(account, amount, burned);
      return amount;
    }

    // Claims rewards
    function claim() public whenNotPaused {
      address account = msg.sender;
      UserInfo storage user = _userInfo[account];

      _update();
      _updateRewards(account);

      require(user.notClaimed > 0, "TutellusStaking: nothing to claim");

      _reward(account);

      emit Update(balance, accRewardsPerShare, lastUpdate, stakers);
      emit UpdateUserInfo(account, user.amount, user.rewardDebt, user.notClaimed, user.endInterval);
      emit Claim(account);
    }

    // Toggles autoreward
    function toggleAutoreward() public onlyRole(DEFAULT_ADMIN_ROLE) {
      autoreward = !autoreward;
      emit ToggleAutoreward(autoreward);
    }

    function _reward(address account) internal {
      ITutellusRewardsVault rewardsInterface = ITutellusRewardsVault(vault);
      uint256 amount = _userInfo[account].notClaimed;
      if(amount > 0) {
        _userInfo[account].notClaimed = 0;
        rewardsInterface.distributeTokens(account, amount);
        emit Rewards(account, amount);
      }
    }

    // Gets current fee for a user
    function getFee(address account) public view returns(uint256) {
      UserInfo memory user = _userInfo[account];
      uint256 fee = block.number < user.endInterval ? user.feeInterval > 0 ? user.maxFee * (user.endInterval - block.number) / user.feeInterval : user.minFee : user.minFee;
      return fee > user.minFee ? fee : user.minFee;
    }

    // Gets blocks until endInverval
    function getBlocksLeft(address account) public view returns (uint) {
      if(block.number > _userInfo[account].endInterval) {
        return 0;
      } else {
        return _userInfo[account].endInterval - block.number;
      }
    }

    // Gets user pending rewards
    function pendingRewards(address user_) public view returns(uint256) {
        UserInfo memory user = _userInfo[user_];
        uint256 rewards = user.notClaimed;
        if(balance > 0){
          ITutellusRewardsVault rewardsInterface = ITutellusRewardsVault(vault);
          uint256 released = rewardsInterface.releasedId(address(this)) - _released;
          uint256 total = (released * 1e18 / balance);
          rewards += (accRewardsPerShare - user.rewardDebt + total) * user.amount / 1e18;
        }
        return rewards;
    }

    constructor (address token_, address rolemanager, address vault_, uint256 minFee_, uint256 maxFee_, uint feeInterval_) {
      __TutellusStaking_init(token_, rolemanager, vault_, minFee_, maxFee_, feeInterval_);
    }

    function __TutellusStaking_init(address token_, address rolemanager, address vault_, uint256 minFee_, uint256 maxFee_, uint feeInterval_) internal initializer {
      __AccessControlProxyPausable_init(rolemanager);
      __TutellusStaking_init_unchained(token_, vault_, minFee_, maxFee_, feeInterval_);
    }

    function __TutellusStaking_init_unchained(address token_, address vault_, uint256 minFee_, uint256 maxFee_, uint feeInterval_) internal initializer {
      token = token_;
      vault = vault_;
      setFees(minFee_, maxFee_);
      setFeeInterval(feeInterval_);
      autoreward = true;
      lastUpdate = block.number;
    }

        // Gets token gap
    function getTokenGap() public view returns (uint256) {
      ITutellusERC20 tokenInterface = ITutellusERC20(token);
      uint256 tokenBalance = tokenInterface.balanceOf(address(this));
      return tokenBalance - balance;
    }

        // Synchronizes balance, transfering the gap to an external account
    function syncBalance(address account) public onlyRole(DEFAULT_ADMIN_ROLE) {
      ITutellusERC20 tokenInterface = ITutellusERC20(token);
      uint256 gap = getTokenGap();
      require(gap > 0, "TutellusStaking: there is no gap");
      tokenInterface.transfer(account, gap);
      emit SyncBalance(account, gap);
    }

        // Gets user staking balance
    function getUserBalance(address user_) public view returns(uint256){
      UserInfo memory user = _userInfo[user_];
      return user.amount;
    }

    function migrate(address to) public returns (bytes memory){
      address account = msg.sender;
      uint256 amount = withdraw(_userInfo[account].amount);
      (bool success, bytes memory response) = to.call(
            abi.encodeWithSignature("depositFrom(address,uint256)", account, amount)
        );
      require(success, 'TutellusStaking: migration failed');
      emit Migrate(address(this), to, account, amount, response);
      return response;
    }
}

File 2 of 9 : AccessControlProxyPausable.sol
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;

import "@openzeppelin/contracts-upgradeable/access/IAccessControlUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/security/PausableUpgradeable.sol";
import "@openzeppelin/contracts-upgradeable/utils/StringsUpgradeable.sol";

abstract contract AccessControlProxyPausable is PausableUpgradeable {

    address private _manager;

    bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
    bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");

    modifier onlyRole(bytes32 role) {
        address account = msg.sender;
        require(hasRole(role, account), string(
                    abi.encodePacked(
                        "AccessControlProxyPausable: account ",
                        StringsUpgradeable.toHexString(uint160(account), 20),
                        " is missing role ",
                        StringsUpgradeable.toHexString(uint256(role), 32)
                    )
                ));
        _;
    }

    function hasRole(bytes32 role, address account) public view returns (bool) {
        IAccessControlUpgradeable manager = IAccessControlUpgradeable(_manager);
        return manager.hasRole(role, account);
    }

    function __AccessControlProxyPausable_init(address manager) internal initializer {
        __Pausable_init();
        __AccessControlProxyPausable_init_unchained(manager);
    }

    function __AccessControlProxyPausable_init_unchained(address manager) internal initializer {
        _manager = manager;
    }

    function pause() public onlyRole(PAUSER_ROLE){
        _pause();
    }
    
    function unpause() public onlyRole(PAUSER_ROLE){
        _unpause();
    }

    function updateManager(address manager) public onlyRole(DEFAULT_ADMIN_ROLE) {
        _manager = manager;
    }
}

File 3 of 9 : ITutellusERC20.sol
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;

interface ITutellusERC20 {

    /**
     * @dev Returns the amount of tokens burned.
     */
    function burned() external view returns (uint256);
    
    /**
     * @dev Mints `amount` tokens to `account`.
     */
    function mint(address account, uint256 amount) external;

    /**
     * @dev Burns `amount` tokens.
     */
    function burn(uint256 amount) external;

    /**
     * @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);
}

File 4 of 9 : ITutellusRewardsVault.sol
// SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;

interface ITutellusRewardsVault {

    function add(address account, uint256[] memory allocation) external;

    function updateAllocation(uint256[] memory allocation) external;

    function released() external view returns (uint256);

    function availableId(address account) external view returns (uint256);

    function releasedRange(uint from, uint to) external view returns (uint256);

    function releasedId(address account) external view returns (uint256);

    function distributeTokens(address account, uint256 amount) external;

    function info(address account) external view;
}

File 5 of 9 : IAccessControlUpgradeable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev External interface of AccessControl declared to support ERC165 detection.
 */
interface IAccessControlUpgradeable {
    /**
     * @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
     *
     * `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
     * {RoleAdminChanged} not being emitted signaling this.
     *
     * _Available since v3.1._
     */
    event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);

    /**
     * @dev Emitted when `account` is granted `role`.
     *
     * `sender` is the account that originated the contract call, an admin role
     * bearer except when using {AccessControl-_setupRole}.
     */
    event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Emitted when `account` is revoked `role`.
     *
     * `sender` is the account that originated the contract call:
     *   - if using `revokeRole`, it is the admin role bearer
     *   - if using `renounceRole`, it is the role bearer (i.e. `account`)
     */
    event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);

    /**
     * @dev Returns `true` if `account` has been granted `role`.
     */
    function hasRole(bytes32 role, address account) external view returns (bool);

    /**
     * @dev Returns the admin role that controls `role`. See {grantRole} and
     * {revokeRole}.
     *
     * To change a role's admin, use {AccessControl-_setRoleAdmin}.
     */
    function getRoleAdmin(bytes32 role) external view returns (bytes32);

    /**
     * @dev Grants `role` to `account`.
     *
     * If `account` had not been already granted `role`, emits a {RoleGranted}
     * event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function grantRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from `account`.
     *
     * If `account` had been granted `role`, emits a {RoleRevoked} event.
     *
     * Requirements:
     *
     * - the caller must have ``role``'s admin role.
     */
    function revokeRole(bytes32 role, address account) external;

    /**
     * @dev Revokes `role` from the calling account.
     *
     * Roles are often managed via {grantRole} and {revokeRole}: this function's
     * purpose is to provide a mechanism for accounts to lose their privileges
     * if they are compromised (such as when a trusted device is misplaced).
     *
     * If the calling account had been granted `role`, emits a {RoleRevoked}
     * event.
     *
     * Requirements:
     *
     * - the caller must be `account`.
     */
    function renounceRole(bytes32 role, address account) external;
}

File 6 of 9 : PausableUpgradeable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../utils/ContextUpgradeable.sol";
import "../proxy/utils/Initializable.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 PausableUpgradeable is Initializable, ContextUpgradeable {
    /**
     * @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.
     */
    function __Pausable_init() internal initializer {
        __Context_init_unchained();
        __Pausable_init_unchained();
    }

    function __Pausable_init_unchained() internal initializer {
        _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());
    }
    uint256[49] private __gap;
}

File 7 of 9 : StringsUpgradeable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library StringsUpgradeable {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

File 8 of 9 : ContextUpgradeable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;
import "../proxy/utils/Initializable.sol";

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

    function __Context_init_unchained() internal initializer {
    }
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
    uint256[50] private __gap;
}

File 9 of 9 : Initializable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed
 * behind a proxy. Since a proxied contract can't have a constructor, it's common to move constructor logic to an
 * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer
 * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect.
 *
 * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as
 * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}.
 *
 * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure
 * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity.
 */
abstract contract Initializable {
    /**
     * @dev Indicates that the contract has been initialized.
     */
    bool private _initialized;

    /**
     * @dev Indicates that the contract is in the process of being initialized.
     */
    bool private _initializing;

    /**
     * @dev Modifier to protect an initializer function from being invoked twice.
     */
    modifier initializer() {
        require(_initializing || !_initialized, "Initializable: contract is already initialized");

        bool isTopLevelCall = !_initializing;
        if (isTopLevelCall) {
            _initializing = true;
            _initialized = true;
        }

        _;

        if (isTopLevelCall) {
            _initializing = false;
        }
    }
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"token_","type":"address"},{"internalType":"address","name":"rolemanager","type":"address"},{"internalType":"address","name":"vault_","type":"address"},{"internalType":"uint256","name":"minFee_","type":"uint256"},{"internalType":"uint256","name":"maxFee_","type":"uint256"},{"internalType":"uint256","name":"feeInterval_","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Claim","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"bytes","name":"response","type":"bytes"}],"name":"Migrate","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"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"Rewards","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"feeInterval","type":"uint256"}],"name":"SetFeeInterval","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"minFee","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"maxFee","type":"uint256"}],"name":"SetFees","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"SyncBalance","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"autoreward","type":"bool"}],"name":"ToggleAutoreward","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"balance","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"accRewardsPerShare","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"lastUpdate","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"stakers","type":"uint256"}],"name":"Update","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"rewardDebt","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"notClaimed","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"endInterval","type":"uint256"}],"name":"UpdateUserInfo","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"burned","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[],"name":"DEFAULT_ADMIN_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"PAUSER_ROLE","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"accRewardsPerShare","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"autoreward","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"balance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claim","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"depositFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"feeInterval","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getBlocksLeft","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getTokenGap","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user_","type":"address"}],"name":"getUserBalance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"role","type":"bytes32"},{"internalType":"address","name":"account","type":"address"}],"name":"hasRole","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lastUpdate","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"}],"name":"migrate","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"minFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user_","type":"address"}],"name":"pendingRewards","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"feeInterval_","type":"uint256"}],"name":"setFeeInterval","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"minFee_","type":"uint256"},{"internalType":"uint256","name":"maxFee_","type":"uint256"}],"name":"setFees","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"stakers","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"syncBalance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"toggleAutoreward","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"token","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"manager","type":"address"}],"name":"updateManager","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"vault","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdraw","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"nonpayable","type":"function"}]

Deployed Bytecode

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.