creation_sourcecode: // SPDX-License-Identifier: MIT
  
  /**
  Privago AI
  Virtual Private Network Service That Is Built On A Decentralized Architecture
  
  Website: https://privago.ai
  Telegram: https://t.me/privago
  Twitter: https://x.com/privagoai
  Medium: https://privago.medium.com
  */
  
  pragma solidity 0.8.25;
  
  abstract contract Context {
      function _msgSender() internal view virtual returns (address) {
          return msg.sender;
      }
  }
  
  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);
  }
  
  library SafeMath {
      function add(uint256 a, uint256 b) internal pure returns (uint256) {
          uint256 c = a + b;
          require(c >= a, "SafeMath: addition overflow");
          return c;
      }
  
      function sub(uint256 a, uint256 b) internal pure returns (uint256) {
          return sub(a, b, "SafeMath: subtraction overflow");
      }
  
      function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
          require(b <= a, errorMessage);
          uint256 c = a - b;
          return c;
      }
  
      function mul(uint256 a, uint256 b) internal pure returns (uint256) {
          if (a == 0) {
              return 0;
          }
          uint256 c = a * b;
          require(c / a == b, "SafeMath: multiplication overflow");
          return c;
      }
  
      function div(uint256 a, uint256 b) internal pure returns (uint256) {
          return div(a, b, "SafeMath: division by zero");
      }
  
      function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
          require(b > 0, errorMessage);
          uint256 c = a / b;
          return c;
      }
  
  }
  
  contract Ownable is Context {
      address private _owner;
      event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
  
      constructor () {
          address msgSender = _msgSender();
          _owner = msgSender;
          emit OwnershipTransferred(address(0), msgSender);
      }
  
      function owner() public view returns (address) {
          return _owner;
      }
  
      modifier onlyOwner() {
          require(_owner == _msgSender(), "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);
  }
  
  /**
   * @title Privago Token
   * @author Privago Dev
   * @notice This contract implements the Privago token (PVGO) with buy and sell taxes, max wallet and transaction limits, and trading restrictions.
   */
  contract PrivagoAI is Context, IERC20, Ownable {
      using SafeMath for uint256;
  
      mapping (address => mapping (address => uint256)) private _allowances;
      mapping (address => uint256) private _balances;
      mapping (address => bool) private isExcludedFromTax;
      
      address private _taxWallet;
      uint256 private _initialBuyTax=20;
      uint256 private _initialSellTax=25;
  
      string private constant _name = "Privago AI";
      string private constant _symbol = "PVGO";
  
      uint8 private constant _decimals = 18;
      uint256 private constant _tTotal = 200000000  * 10**_decimals;
      
      uint256 public _maxWalletAmount = 1000000  * 10**_decimals;
      uint256 public _maxTxAmount = 1000000  * 10**_decimals;
      uint256 public _maxSwapAmount = 1000000  * 10**_decimals;
  
      IUniswapV2Router02 private uniswapV2Router;
      address private uniswapV2Pair;
      bool private swapLimitOn = true;
      bool private tradingOpen;
      bool private inSwap = false;
  
      modifier lockTheSwap {
          inSwap = true;
          _;
          inSwap = false;
      }
  
      event MaxTxAmountUpdated(uint256 _maxTxAmount);
  
      /**
       * @notice Constructor function
       * @param taxWalletAddress The address of the wallet to receive tax amounts
       */
      constructor (address taxWalletAddress) {
          _taxWallet = taxWalletAddress;
          uint256 tokenAmount = _tTotal.mul(16).div(100);
          isExcludedFromTax[taxWalletAddress] = true;
          _balances[_msgSender()] = _tTotal.sub(tokenAmount);
          _balances[address(this)] = tokenAmount;
          uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
          _approve(address(this), address(uniswapV2Router), _tTotal);
          uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
          emit Transfer(address(0), _msgSender(), _tTotal);
      }
  
      /**
       * @notice Returns the name of the token
       * @return The name of the token
       */
      function name() public pure returns (string memory) {
          return _name;
      }
  
      /**
       * @notice Returns the symbol of the token
       * @return The symbol of the token
       */
      function symbol() public pure returns (string memory) {
          return _symbol;
      }
  
      /**
       * @notice Approves `spender` to spend `amount` tokens on behalf of the caller
       * @param spender The address of the spender
       * @param amount The amount of tokens to approve
       * @return A boolean indicating whether the approval succeeded
       */
      function approve(address spender, uint256 amount) public override returns (bool) {
          _approve(_msgSender(), spender, amount);
          return true;
      }
  
      /**
       * @notice Returns the number of decimal places used by the token
       * @return The number of decimal places
       */
      function decimals() public pure returns (uint8) {
          return _decimals;
      }
  
      /**
       * @notice Transfers `amount` tokens from `sender` to `recipient` if the caller has sufficient allowance
       * @param sender The address of the sender
       * @param recipient The address of the recipient
       * @param amount The amount of tokens to transfer
       * @return A boolean indicating whether the transfer succeeded
       */
      function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
          _transfer(sender, recipient, amount);
          _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
          return true;
      }
  
      /**
       * @notice Returns the total supply of tokens
       * @return The total supply of tokens
       */
      function totalSupply() public pure override returns (uint256) {
          return _tTotal;
      }
  
      /**
       * @notice Returns the token balance of `account`
       * @param account The address to query the balance of
       * @return The token balance of `account`
       */
      function balanceOf(address account) public view override returns (uint256) {
          return _balances[account];
      }
  
      /**
       * @notice Transfers `amount` tokens from the caller to `recipient`
       * @param recipient The address of the recipient
       * @param amount The amount of tokens to transfer
       * @return A boolean indicating whether the transfer succeeded
       */
      function transfer(address recipient, uint256 amount) public override returns (bool) {
          _transfer(_msgSender(), recipient, amount);
          return true;
      }
  
      /**
       * @notice Returns the amount of tokens that `spender` is allowed to spend on behalf of `owner`
       * @param owner The address of the token owner
       * @param spender The address of the spender
       * @return The amount of tokens `spender` is allowed to spend on behalf of `owner`
       */
      function allowance(address owner, address spender) public view override returns (uint256) {
          return _allowances[owner][spender];
      }
  
      /**
       * @notice Approves `spender` to spend `amount` tokens on behalf of `owner`
       * @param owner The address of the token owner
       * @param spender The address of the spender
       * @param amount The amount of tokens to approve
       */
      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);
      }
  
      /**
       * @notice Transfers `amount` tokens from `from` to `to`, applying buy or sell taxes if applicable
       * @param from The address of the sender
       * @param to The address of the recipient
       * @param amount The amount of tokens to transfer
       */
      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");
          uint256 taxAmount=0;
          if (from != owner() && to != owner()) {
              require(tradingOpen,"Trading is not started");
              require(amount <= _maxTxAmount, "Transfer amount exceeds maxTxSize");
              if (from == uniswapV2Pair && to != address(uniswapV2Router)) {
                  require(balanceOf(to) + amount <= _maxWalletAmount, "Exceeds the maxWalletSize.");
                  taxAmount = amount.mul(_initialBuyTax).div(100);
              } else if (to == uniswapV2Pair){
                  taxAmount = amount.mul(_initialSellTax).div(100);
                  uint256 contractTokenBalance = balanceOf(address(this));
                  if (!inSwap && to == uniswapV2Pair) {
                      if (swapLimitOn) {
                          uint256 getMinValue = (contractTokenBalance > _maxSwapAmount)?_maxSwapAmount:contractTokenBalance;
                          swapTokensForEth((amount > getMinValue)?getMinValue:amount);
                      } else {
                          swapTokensForEth(contractTokenBalance);
                      }
                  }
              } else {
                  taxAmount = 0;
              }
          }
          if(taxAmount>0){
            _balances[address(this)]=_balances[address(this)].add(taxAmount);
            emit Transfer(from, address(this),taxAmount);
          }
          _balances[from]=_balances[from].sub(amount);
          _balances[to]=_balances[to].add(amount.sub(taxAmount));
          emit Transfer(from, to, amount.sub(taxAmount));
      }
  
      /**
       * @notice Swaps `tokenAmount` tokens for ETH on Uniswap
       * @param tokenAmount The amount of tokens to swap
       */
      function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
          if(tokenAmount==0){return;}
          if(tokenAmount>_maxTxAmount) {
              tokenAmount = _maxTxAmount;
          }
          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,
              _taxWallet,
              block.timestamp
          );
      }
  
      /**
       * @notice Sends `amount` of ETH to the tax wallet
       * @param amount The amount of ETH to send
       */
      function sendETHToFee(uint256 amount) private {
          payable(_taxWallet).transfer(amount);
      }
  
      /**
       * @notice Sets a new buy tax percentage
       * @param taxPercent The new buy tax percentage
       */
      function setNewBuyTaxAmount(uint256 taxPercent) external onlyOwner {
          _initialBuyTax = taxPercent;
      }
  
      /**
       * @notice Sets a new sell tax percentage
       * @param taxPercent The new sell tax percentage
       */
      function setNewSellTaxAmount(uint256 taxPercent) external onlyOwner {
          _initialSellTax = taxPercent;
      }
  
      /**
       * @notice Sets a new maximum wallet amount
       * @param amount The new maximum wallet amount
       */
      function setNewMaxWalletAmount(uint256 amount) external onlyOwner {
          _maxWalletAmount = amount * 10**_decimals;
      }
  
      /**
       * @notice Sets a new maximum transaction amount
       * @param amount The new maximum transaction amount
       */
      function setNewMaxTransactionAmount(uint256 amount) external onlyOwner {
          _maxTxAmount = amount * 10**_decimals;
      }
  
      /**
       * @notice Sets a new maximum swap amount
       * @param amount The new maximum swap amount
       */
      function setNewMaxSwapAmount(uint256 amount) external onlyOwner {
          _maxSwapAmount = amount * 10**_decimals;
      }
  
      /**
       * @notice Opens trading
       */
      function openTrading() external onlyOwner {
          require(!tradingOpen,"trading is already open");
          tradingOpen = true;
      }
  
      /**
       * @notice Rescues any ETH stuck in the contract
       */
      function rescueEth() external {
          require(_msgSender() == _taxWallet);
          uint256 ethBalance = address(this).balance;
          if(ethBalance>0){
            sendETHToFee(ethBalance);
          }
      }
  
      /**
       * @notice Rescues any ERC20 tokens stuck in the contract
       * @param tokenContractAddress The address of the token contract
       * @param toRescueAddress The address to send the rescued tokens to
       * @param amount The amount of tokens to rescue
       */
      function rescueTokens(address tokenContractAddress, address toRescueAddress, uint256 amount) external {
          require(_msgSender()==_taxWallet);
          require(tokenContractAddress != address(this), "Not allowed to rescue self");
          uint256 initial = IERC20(tokenContractAddress).balanceOf(address(this));
          require(initial >= amount, "Not enough token available");
          IERC20(tokenContractAddress).transfer(toRescueAddress, amount);
      }
  
      /**
       * @notice Removes all limits
       */
      function removeAllLimit() external onlyOwner {
          _maxTxAmount = _tTotal;
          _maxWalletAmount=_tTotal;
          swapLimitOn = false;
          emit MaxTxAmountUpdated(_tTotal);
      }
  
      /**
       * @notice Forces a swap of all tokens in the contract
       */
      function forceSwap() external {
          require(_msgSender()==_taxWallet);
          uint256 tokenAmount=balanceOf(address(this));
          if(tokenAmount>0){
            swapTokensForEth(tokenAmount);
          }
      }
  
      receive() external payable {}
  
  }