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Contract Source Code:

/** 
 (               (                            (     
 )\ )            )\ )           )      (      )\ )  
(()/(         ) (()/(     )  ( /(      )\    (()/(  
 /(_)) (   ( /(  /(_)) ( /(  )\())  ((((_)(   /(_)) 
(_))_| )\  )\())(_))   )(_))((_)\    )\ _ )\ (_))   
| |_  ((_)((_)\ | |   ((_)_ | |(_)   (_)_\(_)|_ _|  
| __|/ _ \\ \ / | |__ / _` || '_ \ _  / _ \   | |   
|_|  \___//_\_\ |____|\__,_||_.__/(_)/_/ \_\ |___|  

Web: https://foxlabai.solutions

TG: https://t.me/FoxLabAi_Portal

Twitter (X): https://twitter.com/FoxLabAi

Launch 18/03 18:00 UTC
**/

// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;

interface IERC20 {
    function totalSupply() external view returns (uint256);
    function balanceOf(address account) external view returns (uint256);
    function transfer(address recipient, 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 sender, address recipient, 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);
}

contract Ownable {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor () {
        _owner = msg.sender;
        emit OwnershipTransferred(address(0), _owner);
    }

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

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

    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

}

interface IUniswapV2Factory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
}

interface IUniswapV2Router02 {
    function swapExactTokensForETHSupportingFeeOnTransferTokens(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external;
    function factory() external pure returns (address);
    function WETH() external pure returns (address);
    function addLiquidityETH(address token, uint amountTokenDesired, uint amountTokenMin, uint amountETHMin, address to, uint deadline) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}

contract FoxLabAI is IERC20, Ownable {
    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludedFromFee;
    mapping(address => uint256) private _holderLastTransferTimestamp;
    bool public transferDelayEnabled = true;
    address payable private _taxWallet;

    uint8 private constant _sniperTax1 = 30;
    uint8 private constant _sniperTax2 = 20;
    uint8 private constant _sniperTax3 = 10;
    uint8 private constant _finalTax = 5;
    uint8 private constant _clog = 70;
    
    uint8 private constant _preventSwapBefore = 10;
    uint256 private _transferCount = 0;
    uint256 private _initBlockTimestamp = 0;

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 100 * 10**6 * 10**_decimals;
    string private constant _name = unicode"FoxLab.AI";
    string private constant _symbol = unicode"FOXAI";
    uint256 public constant _taxSwapThreshold = 100 * 10**3 * 10**_decimals;
    uint256 public constant _maxTaxSwap = 500 * 10**3 * 10**_decimals;
    uint256 public _maxTxAmount = 1 * 10**6 * 10**_decimals;
    uint256 public _maxWalletSize = 2 * 10**6 * 10**_decimals;

    address private constant uniswapRouterAddr = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private addedLiquidity;
    bool private tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;

    event MaxTxAmountUpdated(uint _maxTxAmount);
    event TradingActive (bool _tradingOpen,bool _swapEnabled);

    modifier lockTheSwap {
        inSwap = true;
        _;
        inSwap = false;
    }

    constructor () {
        _taxWallet = payable(msg.sender);
        _balances[msg.sender] = _tTotal;
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;
        _isExcludedFromFee[_taxWallet] = true;

        emit Transfer(address(0), msg.sender, _tTotal);
    }

    function name() public pure returns (string memory) {
        return _name;
    }

    function symbol() public pure returns (string memory) {
        return _symbol;
    }

    function decimals() public pure returns (uint8) {
        return _decimals;
    }

    function totalSupply() public pure override returns (uint256) {
        return _tTotal;
    }

    function balanceOf(address account) public view override returns (uint256) {
        return _balances[account];
    }

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

    function allowance(address owner, address spender) public view override returns (uint256) {
        return _allowances[owner][spender];
    }

    function approve(address spender, uint256 amount) public override returns (bool) {
        _approve(msg.sender, spender, amount);
        return true;
    }

    function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
        _transfer(sender, recipient, amount);
        uint256 currentAllowance = allowance(sender, msg.sender);
        
        require(currentAllowance >= amount, "ERC20: insufficient allowance");
        unchecked {
            _approve(sender, msg.sender, currentAllowance - amount);
        }

        return true;
    }

    function _approve(address owner, address spender, uint256 amount) private {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");
        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    function _transfer(address from, address to, uint256 amount) private {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");
        if(!tradingOpen){
                require(_isExcludedFromFee[to] || _isExcludedFromFee[from],"trading not yet open");
        }

        uint256 taxAmount = 0;
        if (from != owner() && to != owner()) {
            taxAmount = getTax(amount);

            if (transferDelayEnabled) {
                  if (to != address(uniswapV2Router) && to != address(uniswapV2Pair)) {
                      require(_holderLastTransferTimestamp[tx.origin] < block.number, "_transfer:: Transfer Delay enabled. Only one purchase per block allowed.");
                      _holderLastTransferTimestamp[tx.origin] = block.number;
                  }
              }

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] ) {
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
                _transferCount++;
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && to == uniswapV2Pair && swapEnabled && contractTokenBalance > _taxSwapThreshold && _transferCount > _preventSwapBefore) {
                swapTokensForEth(min(amount, min(contractTokenBalance, _maxTaxSwap)));
                uint256 contractETHBalance = address(this).balance;
                
                if(contractETHBalance > 5 * 10**16) {
                    sendETHToFee(address(this).balance);
                }
            }
        }

        if(taxAmount>0){
          _balances[address(this)]=_balances[address(this)] + taxAmount;
          emit Transfer(from, address(this),taxAmount);
        }

        _balances[from] = _balances[from] - amount;
        _balances[to] = _balances[to] + (amount - taxAmount);
        emit Transfer(from, to, amount - taxAmount);
    }

    function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniswapV2Router.WETH();
        _approve(address(this), address(uniswapV2Router), tokenAmount);
        uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount, 0, path, address(this), block.timestamp);
    }

    function removeLimits() external onlyOwner{
        _maxTxAmount = _tTotal;
        _maxWalletSize = _tTotal;
        transferDelayEnabled = false;
        emit MaxTxAmountUpdated(_tTotal);
    }

    function sendETHToFee(uint256 amount) private {
        _taxWallet.transfer(amount);
    }

    function addLiquidity() external onlyOwner() {
        require(!addedLiquidity, "Liquidity already added");
        uniswapV2Router = IUniswapV2Router02(uniswapRouterAddr);

        _approve(address(this), address(uniswapV2Router), _tTotal);

        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
        uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this), balanceOf(address(this)) * _clog/100, 0, 0, owner(), block.timestamp);
        IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
        addedLiquidity = true;
    }

    function openTrading() external onlyOwner() {
        require(addedLiquidity, "Liquidity must be added");
        require(!tradingOpen, "Trading is already open");

        _initBlockTimestamp = block.timestamp;

        swapEnabled = true;
        tradingOpen = true;

        emit TradingActive (tradingOpen,swapEnabled);
    }

    function LeavingsWithdraw() external {
        require(msg.sender == _taxWallet);

        sendETHToFee(address(this).balance);
    }

  function getTax(uint256 amount) private view returns (uint256){
        uint256 sniperTime1 = 600;
        uint256 sniperTime2 = 1200;
        uint256 sniperTime3 = 1800;
        uint256 passedSeconds = block.timestamp - _initBlockTimestamp;


        if(passedSeconds <= sniperTime1)
            return amount * _sniperTax1 / 100;
        else if(passedSeconds > sniperTime1 && passedSeconds <= sniperTime2)
            return amount * _sniperTax2/ 100;
        else if(passedSeconds > sniperTime2 && passedSeconds <= sniperTime3)
            return amount * _sniperTax3 / 100;
        
        return amount * _finalTax / 100;
    }

    function min(uint256 a, uint256 b) private pure returns (uint256){
        return a > b ? b : a;
    }

    receive() external payable {}
}