S Price: $0.39988 (-5.84%)

Contract

0x510e4EF7cd9b22D657E29Ed871050A958cE36Ec1
Transaction Hash
Method
Block
From
To
Lock Tokens53923932025-01-25 17:51:5413 days ago1737827514IN
0x510e4EF7...58cE36Ec1
0 S0.0082084755
Lock Tokens50179722025-01-22 18:03:4216 days ago1737569022IN
0x510e4EF7...58cE36Ec1
0 S0.0084355155
Lock Tokens50175652025-01-22 18:00:2016 days ago1737568820IN
0x510e4EF7...58cE36Ec1
0 S0.008618555
Lock Tokens49576372025-01-22 9:41:5916 days ago1737538919IN
0x510e4EF7...58cE36Ec1
0 S0.0088172155
Lock Tokens49570252025-01-22 9:37:1516 days ago1737538635IN
0x510e4EF7...58cE36Ec1
0 S0.0069874255
Lock Tokens49569422025-01-22 9:36:3616 days ago1737538596IN
0x510e4EF7...58cE36Ec1
0 S0.0075326355
Lock Tokens49566772025-01-22 9:34:3416 days ago1737538474IN
0x510e4EF7...58cE36Ec1
0 S0.0086178455
Lock Tokens49565242025-01-22 9:33:1816 days ago1737538398IN
0x510e4EF7...58cE36Ec1
0 S0.0069874255
Lock Tokens46602582025-01-20 8:56:1718 days ago1737363377IN
0x510e4EF7...58cE36Ec1
0 S0.0086188355
Lock Tokens42909362025-01-17 17:41:0521 days ago1737135665IN
0x510e4EF7...58cE36Ec1
0 S0.01559195110
Lock Tokens42903982025-01-17 17:35:4521 days ago1737135345IN
0x510e4EF7...58cE36Ec1
0 S0.01718123110
Lock Tokens42836912025-01-17 16:17:0121 days ago1737130621IN
0x510e4EF7...58cE36Ec1
0 S0.01559195110
Lock Tokens42832152025-01-17 16:12:2821 days ago1737130348IN
0x510e4EF7...58cE36Ec1
0 S0.01724052110
Lock Tokens41928302025-01-16 20:35:2022 days ago1737059720IN
0x510e4EF7...58cE36Ec1
0 S0.01670988110
Lock Tokens41910012025-01-16 20:14:3722 days ago1737058477IN
0x510e4EF7...58cE36Ec1
0 S0.01397616110
Lock Tokens41906072025-01-16 20:09:4622 days ago1737058186IN
0x510e4EF7...58cE36Ec1
0 S0.01397484110
Lock Tokens41895082025-01-16 19:58:3222 days ago1737057512IN
0x510e4EF7...58cE36Ec1
0 S0.01773552110

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Contract Source Code Verified (Exact Match)

Contract Name:
SonicChainSafeLocker

Compiler Version
v0.8.28+commit.7893614a

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license
/**
 *Submitted for verification at SonicScan.org on 2025-01-16
*/

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;

// IERC20 interface
interface IERC20 {
    function totalSupply() external view returns (uint256);

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

    function transfer(address to, uint256 amount) external returns (bool);

    function allowance(address owner, address spender) external view returns (uint256);

    function approve(address spender, uint256 amount) external returns (bool);

    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) external returns (bool);

    event Transfer(address indexed from, address indexed to, uint256 value);

    event Approval(address indexed owner, address indexed spender, uint256 value);
}

// ReentrancyGuard implementation
abstract contract ReentrancyGuard {
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    modifier nonReentrant() {
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        _status = _ENTERED;
        _;
        _status = _NOT_ENTERED;
    }
}

// Ownable implementation
abstract contract Ownable {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor(address initialOwner) {
        _transferOwnership(initialOwner);
    }

    function owner() public view virtual returns (address) {
        return _owner;
    }

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

    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// TokenLocker contract
contract SonicChainSafeLocker is ReentrancyGuard, Ownable {
    struct Lock {
        address token;
        uint256 amount;
        uint256 unlockTime;
        bool isUnlocked;
    }

    mapping(address => Lock[]) public userLocks;

    event TokensLocked(
        address indexed user,
        address indexed token,
        uint256 amount,
        uint256 unlockTime,
        uint256 lockId
    );

    event TokensUnlocked(
        address indexed user,
        address indexed token,
        uint256 amount,
        uint256 lockId
    );

    constructor() Ownable(msg.sender) {}

    function lockTokens(
        address _token,
        uint256 _amount,
        uint256 _duration
    ) external nonReentrant {
        require(_token != address(0), "Invalid token address");
        require(_amount > 0, "Amount must be greater than 0");
        require(_duration > 0, "Duration must be greater than 0");

        IERC20 token = IERC20(_token);
        require(
            token.balanceOf(msg.sender) >= _amount,
            "Insufficient token balance"
        );
        require(
            token.allowance(msg.sender, address(this)) >= _amount,
            "Insufficient allowance"
        );

        uint256 unlockTime = block.timestamp + _duration;

        // Transfer tokens to contract
        require(
            token.transferFrom(msg.sender, address(this), _amount),
            "Token transfer failed"
        );

        // Create new lock
        userLocks[msg.sender].push(Lock({
            token: _token,
            amount: _amount,
            unlockTime: unlockTime,
            isUnlocked: false
        }));

        emit TokensLocked(
            msg.sender,
            _token,
            _amount,
            unlockTime,
            userLocks[msg.sender].length - 1
        );
    }

    function unlockTokens(uint256 _lockId) external nonReentrant {
        require(_lockId < userLocks[msg.sender].length, "Invalid lock ID");
        Lock storage lock = userLocks[msg.sender][_lockId];

        require(!lock.isUnlocked, "Tokens already unlocked");
        require(block.timestamp >= lock.unlockTime, "Tokens are still locked");

        lock.isUnlocked = true;

        IERC20 token = IERC20(lock.token);
        require(
            token.transfer(msg.sender, lock.amount),
            "Token transfer failed"
        );

        emit TokensUnlocked(
            msg.sender,
            lock.token,
            lock.amount,
            _lockId
        );
    }

    function getUserLocks(address _user) external view returns (Lock[] memory) {
        return userLocks[_user];
    }

    function getLockInfo(address _user, uint256 _lockId) external view returns (
        address token,
        uint256 amount,
        uint256 unlockTime,
        bool isUnlocked
    ) {
        require(_lockId < userLocks[_user].length, "Invalid lock ID");
        Lock memory lock = userLocks[_user][_lockId];
        return (
            lock.token,
            lock.amount,
            lock.unlockTime,
            lock.isUnlocked
        );
    }

    // Emergency function to recover stuck tokens
    function emergencyWithdraw(address _token) external onlyOwner {
        IERC20 token = IERC20(_token);
        uint256 balance = token.balanceOf(address(this));
        require(balance > 0, "No tokens to withdraw");
        require(
            token.transfer(owner(), balance),
            "Token transfer failed"
        );
    }
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"unlockTime","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"lockId","type":"uint256"}],"name":"TokensLocked","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"user","type":"address"},{"indexed":true,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"lockId","type":"uint256"}],"name":"TokensUnlocked","type":"event"},{"inputs":[{"internalType":"address","name":"_token","type":"address"}],"name":"emergencyWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_user","type":"address"},{"internalType":"uint256","name":"_lockId","type":"uint256"}],"name":"getLockInfo","outputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"unlockTime","type":"uint256"},{"internalType":"bool","name":"isUnlocked","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_user","type":"address"}],"name":"getUserLocks","outputs":[{"components":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"unlockTime","type":"uint256"},{"internalType":"bool","name":"isUnlocked","type":"bool"}],"internalType":"struct SonicChainSafeLocker.Lock[]","name":"","type":"tuple[]"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_token","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"},{"internalType":"uint256","name":"_duration","type":"uint256"}],"name":"lockTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_lockId","type":"uint256"}],"name":"unlockTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"userLocks","outputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"unlockTime","type":"uint256"},{"internalType":"bool","name":"isUnlocked","type":"bool"}],"stateMutability":"view","type":"function"}]

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Swarm Source

ipfs://2fd3bebc3f4fdd6589f5271dadfd732c4352de6aedb56befa2b68b1badfdbbde

Block Transaction Gas Used Reward
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Block Uncle Number Difficulty Gas Used Reward
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Validator Index Block Amount
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Transaction Hash Block Value Eth2 PubKey Valid
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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.