ETH Price: $2,483.39 (-0.46%)

Contract

0x85eE86215B95691655D2AD39020F7CC243a2369b
 

Overview

ETH Balance

0.00289 ETH

Eth Value

$7.18 (@ $2,483.39/ETH)

Token Holdings

Multichain Info

1 address found via
Transaction Hash
Method
Block
From
To
Stake Tokens217653862025-02-03 10:29:1122 days ago1738578551IN
0x85eE8621...243a2369b
0 ETH0.000223678.749366
Stake Tokens217653802025-02-03 10:27:5922 days ago1738578479IN
0x85eE8621...243a2369b
0 ETH0.000249589.76285808
Stake Tokens216470692025-01-17 22:02:1139 days ago1737151331IN
0x85eE8621...243a2369b
0 ETH0.000233089.12572494
Stake Tokens216470672025-01-17 22:01:4739 days ago1737151307IN
0x85eE8621...243a2369b
0 ETH0.000248289.72088155
Stake Tokens215258322024-12-31 23:48:2356 days ago1735688903IN
0x85eE8621...243a2369b
0 ETH0.000151835.93928595
Stake Tokens215258322024-12-31 23:48:2356 days ago1735688903IN
0x85eE8621...243a2369b
0 ETH0.000153045.98631056
Stake Tokens214924982024-12-27 8:07:2360 days ago1735286843IN
0x85eE8621...243a2369b
0 ETH0.000160736.29021173
Stake Tokens214689902024-12-24 1:15:5964 days ago1735002959IN
0x85eE8621...243a2369b
0 ETH0.000248129.70548968
Stake Tokens214632842024-12-23 6:05:1164 days ago1734933911IN
0x85eE8621...243a2369b
0 ETH0.000120014.69899257
Stake Tokens214411832024-12-20 3:55:4767 days ago1734666947IN
0x85eE8621...243a2369b
0 ETH0.000228338.93585273
Stake Tokens214353002024-12-19 8:13:2368 days ago1734596003IN
0x85eE8621...243a2369b
0 ETH0.0003207212.54561465
Stake Tokens214286462024-12-18 9:53:1169 days ago1734515591IN
0x85eE8621...243a2369b
0 ETH0.0003044311.91368273
Stake Tokens214241692024-12-17 18:52:5970 days ago1734461579IN
0x85eE8621...243a2369b
0 ETH0.0006023723.5846101
Transfer214177412024-12-16 21:22:1171 days ago1734384131IN
0x85eE8621...243a2369b
0.00289 ETH0.0005256424.96539339
Stake Tokens214176652024-12-16 21:06:5971 days ago1734383219IN
0x85eE8621...243a2369b
0 ETH0.0005293520.7159794
Stake Tokens214176422024-12-16 21:02:2371 days ago1734382943IN
0x85eE8621...243a2369b
0 ETH0.0005779122.61649648
Stake Tokens214174222024-12-16 20:18:2371 days ago1734380303IN
0x85eE8621...243a2369b
0 ETH0.0006013523.5336662
Stake Tokens214173652024-12-16 20:06:5971 days ago1734379619IN
0x85eE8621...243a2369b
0 ETH0.0005463421.37094528
Stake Tokens214173292024-12-16 19:59:3571 days ago1734379175IN
0x85eE8621...243a2369b
0 ETH0.0005113120.00060706
Stake Tokens214171852024-12-16 19:30:4771 days ago1734377447IN
0x85eE8621...243a2369b
0 ETH0.0007864330.77651873
Stake Tokens214165282024-12-16 17:18:5971 days ago1734369539IN
0x85eE8621...243a2369b
0 ETH0.0008235132.22770119
Buy With Eth214163192024-12-16 16:37:1171 days ago1734367031IN
0x85eE8621...243a2369b
0.015 ETH0.0020955232.83859468
Buy With Eth214161032024-12-16 15:53:4771 days ago1734364427IN
0x85eE8621...243a2369b
0.05 ETH0.001601925.10311375
Stake Tokens214073972024-12-15 10:43:2372 days ago1734259403IN
0x85eE8621...243a2369b
0 ETH0.000135535.30393998
Buy With Eth213970002024-12-13 23:53:5974 days ago1734134039IN
0x85eE8621...243a2369b
0.2 ETH0.0006875810.77300079
View all transactions

Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Block
From
To
214163192024-12-16 16:37:1171 days ago1734367031
0x85eE8621...243a2369b
0.015 ETH
214161032024-12-16 15:53:4771 days ago1734364427
0x85eE8621...243a2369b
0.05 ETH
213970002024-12-13 23:53:5974 days ago1734134039
0x85eE8621...243a2369b
0.2 ETH
213966112024-12-13 22:35:4774 days ago1734129347
0x85eE8621...243a2369b
0.024 ETH
213945642024-12-13 15:43:4774 days ago1734104627
0x85eE8621...243a2369b
0.2 ETH
213872492024-12-12 15:13:4775 days ago1734016427
0x85eE8621...243a2369b
1.2 ETH
213755332024-12-10 23:57:3577 days ago1733875055
0x85eE8621...243a2369b
0.0021 ETH
213726602024-12-10 14:20:3577 days ago1733840435
0x85eE8621...243a2369b
0.142 ETH
213682272024-12-09 23:27:3578 days ago1733786855
0x85eE8621...243a2369b
0.01 ETH
213660172024-12-09 16:03:4778 days ago1733760227
0x85eE8621...243a2369b
0.005 ETH
213623642024-12-09 3:50:3578 days ago1733716235
0x85eE8621...243a2369b
0.05 ETH
213557942024-12-08 5:50:3579 days ago1733637035
0x85eE8621...243a2369b
0.006 ETH
213544022024-12-08 1:11:2380 days ago1733620283
0x85eE8621...243a2369b
0.00005 ETH
213538282024-12-07 23:15:4780 days ago1733613347
0x85eE8621...243a2369b
0.002 ETH
213533982024-12-07 21:49:2380 days ago1733608163
0x85eE8621...243a2369b
0.0147 ETH
213533282024-12-07 21:35:2380 days ago1733607323
0x85eE8621...243a2369b
0.012 ETH
213531822024-12-07 21:06:1180 days ago1733605571
0x85eE8621...243a2369b
0.009703 ETH
213531392024-12-07 20:57:2380 days ago1733605043
0x85eE8621...243a2369b
0.035 ETH
213529112024-12-07 20:11:1180 days ago1733602271
0x85eE8621...243a2369b
0.0049 ETH
213524892024-12-07 18:45:5980 days ago1733597159
0x85eE8621...243a2369b
0.1 ETH
213514192024-12-07 15:10:3580 days ago1733584235
0x85eE8621...243a2369b
0.0228 ETH
213511712024-12-07 14:20:3580 days ago1733581235
0x85eE8621...243a2369b
0.03 ETH
213508052024-12-07 13:06:3580 days ago1733576795
0x85eE8621...243a2369b
0.0055 ETH
213498222024-12-07 9:47:5980 days ago1733564879
0x85eE8621...243a2369b
0.2 ETH
213493482024-12-07 8:13:1180 days ago1733559191
0x85eE8621...243a2369b
0.0001 ETH
View All Internal Transactions
Loading...
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
FreedumFightersPresale

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 1 runs

Other Settings:
default evmVersion
File 1 of 8 : FreedumFightersPresale.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/Context.sol";
import "@openzeppelin/contracts/security/Pausable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";

// Interface for Chainlink Aggregator for ETH/USD price feed
interface Aggregator {
    function latestRoundData() external view returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);
}

contract FreedumFightersPresale is ReentrancyGuard, Ownable, Pausable {
    using SafeERC20 for IERC20;

    // Initial token price
    uint256 public currentPrice = 50; // .00005 USD

    // Payment wallet address
    address public paymentWallet = 0x5b36a9EbfF79E0BB4A2F2d8C2c56dA4024396258;

    // USD Token interfaces
    IERC20 public USDTInterface = IERC20(0xdAC17F958D2ee523a2206206994597C13D831ec7); // USDT on Ethereum
    IERC20 public USDCInterface = IERC20(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48); // USDC on Ethereum
    IERC20 public WETHInterface = IERC20(0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2); // WETH on Ethereum
    IERC20 public DAIInterface = IERC20(0x6B175474E89094C44Da98b954EedeAC495271d0F); // DAI on Ethereum

    // Chainlink Aggregator for ETH/USD price feed
    Aggregator public aggregatorInterface = Aggregator(0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419);

    // Events
    event TokensBoughtWithEth(address indexed buyer, uint256 ethAmount, uint256 ethPrice, uint256 tokenPrice, uint256 timestamp, bool stake);
    event TokensBoughtWithUsd(address indexed buyer, uint256 usdAmount, uint256 tokenPrice, uint256 timestamp, bool stake, uint8 decimals);
    event StakeTokens(address indexed buyer, uint256 amount, uint256 timestamp);
    event BridgeSolana(address indexed buyer, string solanaAddress, uint256 timestamp, bool stake);
    
    // Mapping to keep track of bridged addresses
    mapping(address => bool) public hasBridgedFromSolana;

    // Pause the contract (onlyOwner)
    function pause() external onlyOwner {
        _pause();
    }

    // Unpause the contract (onlyOwner)
    function unpause() external onlyOwner {
        _unpause();
    }

    // Internal function to handle token purchase
    function _buyWithToken(IERC20 token, uint256 amount) internal {
        uint256 allowance = token.allowance(_msgSender(), address(this));
        require(amount <= allowance, "Insufficient allowance");
        token.safeTransferFrom(_msgSender(), paymentWallet, amount);
    }

    // Internal function to handle stablecoin purchase and emit event
    function _buyWithStable(IERC20 token, uint256 amount, bool stake, uint8 decimals) internal {
        _buyWithToken(token, amount);
        emit TokensBoughtWithUsd(_msgSender(), amount, currentPrice, block.timestamp, stake, decimals);
    }

    // Buy with USDT
    function buyWithUSDT(uint256 usdtAmount, bool stake) external whenNotPaused {
        _buyWithStable(USDTInterface, usdtAmount, stake, 6);
    }

    // Buy with USDC
    function buyWithUSDC(uint256 usdcAmount, bool stake) external whenNotPaused {
        _buyWithStable(USDCInterface, usdcAmount, stake, 6);
    }

    // Buy with DAI
    function buyWithDAI(uint256 daiAmount, bool stake) external whenNotPaused {
        _buyWithStable(DAIInterface, daiAmount, stake, 18);
    }

    // Buy with WETH
    function buyWithWETH(uint256 wethAmount, bool stake) external whenNotPaused {
        _buyWithToken(WETHInterface, wethAmount);
        emit TokensBoughtWithEth(_msgSender(), wethAmount, getLatestEthPrice(), currentPrice, block.timestamp, stake);
    }

    // Buy with ETH
    function buyWithEth(bool stake) external payable whenNotPaused nonReentrant {
        require(msg.value > 0, "No ETH sent");
        sendValue(payable(paymentWallet), msg.value);
        emit TokensBoughtWithEth(_msgSender(), msg.value, getLatestEthPrice(), currentPrice, block.timestamp, stake);
    }

    // Stake tokens
    function stakeTokens(uint256 amount) external whenNotPaused {
        emit StakeTokens(_msgSender(), amount, block.timestamp);
    }

    // Bridge from Solana to EVM by providing Solana address
    function bridgeFromSolana(string calldata solanaAddress, bool stake) external whenNotPaused nonReentrant {
        require(bytes(solanaAddress).length != 0, "solanaAddress cannot be empty");
        require(!hasBridgedFromSolana[_msgSender()], "Already bridged");

        hasBridgedFromSolana[_msgSender()] = true;
        emit BridgeSolana(_msgSender(), solanaAddress, block.timestamp, stake);
    }

    // Internal function to send ETH
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Insufficient balance");
        (bool success, ) = recipient.call{value: amount}("");
        require(success, "ETH transfer failed");
    }

    // Change the token price (onlyOwner)
    function changePrice(uint256 _currentPrice) external onlyOwner {
        currentPrice = _currentPrice;
    }

    // Change the payment wallet address (onlyOwner)
    function changePaymentWallet(address _newPaymentWallet) external onlyOwner {
        paymentWallet = _newPaymentWallet;
    }

    // Get the latest ETH price from Chainlink
    function getLatestEthPrice() public view returns (uint256) {
        (, int256 price, , , ) = aggregatorInterface.latestRoundData();
        return uint256(price * 10 ** 10);
    }

    // Withdraw tokens from the contract (onlyOwner)
    function withdrawToken(address tokenContractAddress, uint256 amount) external onlyOwner {
        IERC20 tokenContract = IERC20(tokenContractAddress);
        tokenContract.safeTransfer(msg.sender, amount);
    }

    // Withdraw native ETH from the contract (onlyOwner)
    function withdrawNative(uint256 amount) external onlyOwner {
        payable(msg.sender).transfer(amount);
    }

    // Fallback function to receive ETH
    // solhint-disable-next-line no-empty-blocks
    receive() external payable {}
}

File 2 of 8 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 3 of 8 : Pausable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/Pausable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.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 Pausable is Context {
    /**
     * @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.
     */
    constructor() {
        _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());
    }
}

File 4 of 8 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/ReentrancyGuard.sol)

pragma solidity ^0.8.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor() {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and making it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

File 5 of 8 : IERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC20/IERC20.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @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 `to`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address to, 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 `from` to `to` 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 from,
        address to,
        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 6 of 8 : SafeERC20.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/utils/SafeERC20.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    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));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    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'
        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) + value;
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(
        IERC20 token,
        address spender,
        uint256 value
    ) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            uint256 newAllowance = oldAllowance - value;
            _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. We use {Address.functionCall} to perform this call, which verifies that
        // the target address contains contract code and also asserts for success in the low-level call.

        bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
        if (returndata.length > 0) {
            // Return data is optional
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

File 7 of 8 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
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
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 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} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (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).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * 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");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, 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");

        (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 v3.4._
     */
    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 v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal 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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 8 of 8 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @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 Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 1
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"string","name":"solanaAddress","type":"string"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"},{"indexed":false,"internalType":"bool","name":"stake","type":"bool"}],"name":"BridgeSolana","type":"event"},{"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":false,"internalType":"address","name":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"}],"name":"StakeTokens","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"uint256","name":"ethAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"ethPrice","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"tokenPrice","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"},{"indexed":false,"internalType":"bool","name":"stake","type":"bool"}],"name":"TokensBoughtWithEth","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"buyer","type":"address"},{"indexed":false,"internalType":"uint256","name":"usdAmount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"tokenPrice","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"},{"indexed":false,"internalType":"bool","name":"stake","type":"bool"},{"indexed":false,"internalType":"uint8","name":"decimals","type":"uint8"}],"name":"TokensBoughtWithUsd","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[],"name":"DAIInterface","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"USDCInterface","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"USDTInterface","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"WETHInterface","outputs":[{"internalType":"contract IERC20","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"aggregatorInterface","outputs":[{"internalType":"contract Aggregator","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"string","name":"solanaAddress","type":"string"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"bridgeFromSolana","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"daiAmount","type":"uint256"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"buyWithDAI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"stake","type":"bool"}],"name":"buyWithEth","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint256","name":"usdcAmount","type":"uint256"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"buyWithUSDC","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"usdtAmount","type":"uint256"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"buyWithUSDT","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"wethAmount","type":"uint256"},{"internalType":"bool","name":"stake","type":"bool"}],"name":"buyWithWETH","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_newPaymentWallet","type":"address"}],"name":"changePaymentWallet","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_currentPrice","type":"uint256"}],"name":"changePrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"currentPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getLatestEthPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"hasBridgedFromSolana","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"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":[],"name":"paymentWallet","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"stakeTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawNative","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenContractAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"withdrawToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

Deployed Bytecode

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

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

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.