AVA

{{
  "language": "Solidity",
  "sources": {
    "contracts/new baru.sol": {
      "content": "// SPDX-License-Identifier: MIT\r
\r
  /*\r
  */\r
  \r
  pragma solidity ^0.8.28;\r
\r
  abstract contract Context {\r
      function _msgSender() internal view virtual returns (address) {\r
          return msg.sender;\r
      }\r
\r
      function _msgData() internal view virtual returns (bytes calldata) {\r
          return msg.data;\r
      }\r
  }\r
\r
  interface IERC20 {\r
      function totalSupply() external view returns (uint256);\r
      function balanceOf(address account) external view returns (uint256);\r
      function transfer(address to, uint256 amount) external returns (bool);\r
      function allowance(address owner, address spender) external view returns (uint256);\r
      function approve(address spender, uint256 amount) external returns (bool);\r
      function transferFrom(\r
          address from,\r
          address to,\r
          uint256 amount\r
      ) external returns (bool);\r
\r
      event Transfer(address indexed from, address indexed to, uint256 value);\r
      event Approval(address indexed owner, address indexed spender, uint256 value);\r
  }\r
\r
  interface IERC20Metadata is IERC20 {\r
      function name() external view returns (string memory);\r
      function symbol() external view returns (string memory);\r
      function decimals() external view returns (uint8);\r
  }\r
\r
  contract ERC20 is Context, IERC20, IERC20Metadata {\r
      mapping(address => uint256) private _balances;\r
      mapping(address => mapping(address => uint256)) private _allowances;\r
\r
      uint256 private _totalSupply;\r
\r
      string private _name;\r
      string private _symbol;\r
\r
      constructor(string memory name_, string memory symbol_) {\r
          _name = name_;\r
          _symbol = symbol_;\r
      }\r
\r
      function name() public view virtual override returns (string memory) {\r
          return _name;\r
      }\r
\r
      function symbol() public view virtual override returns (string memory) {\r
          return _symbol;\r
      }\r
\r
      function decimals() public view virtual override returns (uint8) {\r
          return 18;\r
      }\r
\r
      function totalSupply() public view virtual override returns (uint256) {\r
          return _totalSupply;\r
      }\r
\r
      function balanceOf(address account) public view virtual override returns (uint256) {\r
          return _balances[account];\r
      }\r
\r
      function transfer(address to, uint256 amount) public virtual override returns (bool) {\r
          address owner = _msgSender();\r
          _transfer(owner, to, amount);\r
          return true;\r
      }\r
\r
      function allowance(address owner, address spender) public view virtual override returns (uint256) {\r
          return _allowances[owner][spender];\r
      }\r
\r
      function approve(address spender, uint256 amount) public virtual override returns (bool) {\r
          address owner = _msgSender();\r
          _approve(owner, spender, amount);\r
          return true;\r
      }\r
\r
      function transferFrom(\r
          address from,\r
          address to,\r
          uint256 amount\r
      ) public virtual override returns (bool) {\r
          address spender = _msgSender();\r
          _spendAllowance(from, spender, amount);\r
          _transfer(from, to, amount);\r
          return true;\r
      }\r
\r
      function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {\r
          address owner = _msgSender();\r
          _approve(owner, spender, _allowances[owner][spender] + addedValue);\r
          return true;\r
      }\r
\r
      function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {\r
          address owner = _msgSender();\r
          uint256 currentAllowance = _allowances[owner][spender];\r
          require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");\r
          unchecked {\r
              _approve(owner, spender, currentAllowance - subtractedValue);\r
          }\r
\r
          return true;\r
      }\r
\r
      function _transfer(\r
          address from,\r
          address to,\r
          uint256 amount\r
      ) internal virtual {\r
          require(from != address(0), "ERC20: transfer from the zero address");\r
          require(to != address(0), "ERC20: transfer to the zero address");\r
\r
          _beforeTokenTransfer(from, to, amount);\r
\r
          uint256 fromBalance = _balances[from];\r
          require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");\r
          unchecked {\r
              _balances[from] = fromBalance - amount;\r
          }\r
          _balances[to] += amount;\r
\r
          emit Transfer(from, to, amount);\r
\r
          _afterTokenTransfer(from, to, amount);\r
      }\r
\r
      function _mint(address account, uint256 amount) internal virtual {\r
          require(account != address(0), "ERC20: mint to the zero address");\r
\r
          _beforeTokenTransfer(address(0), account, amount);\r
\r
          _totalSupply += amount;\r
          _balances[account] += amount;\r
          emit Transfer(address(0), account, amount);\r
\r
          _afterTokenTransfer(address(0), account, amount);\r
      }\r
\r
      function _burn(address account, uint256 amount) internal virtual {\r
          require(account != address(0), "ERC20: burn from the zero address");\r
\r
          _beforeTokenTransfer(account, address(0), amount);\r
\r
          uint256 accountBalance = _balances[account];\r
          require(accountBalance >= amount, "ERC20: burn amount exceeds balance");\r
          unchecked {\r
              _balances[account] = accountBalance - amount;\r
          }\r
          _totalSupply -= amount;\r
\r
          emit Transfer(account, address(0), amount);\r
\r
          _afterTokenTransfer(account, address(0), amount);\r
      }\r
\r
      function _approve(\r
          address owner,\r
          address spender,\r
          uint256 amount\r
      ) internal virtual {\r
          require(owner != address(0), "ERC20: approve from the zero address");\r
          require(spender != address(0), "ERC20: approve to the zero address");\r
\r
          _allowances[owner][spender] = amount;\r
          emit Approval(owner, spender, amount);\r
      }\r
\r
      function _spendAllowance(\r
          address owner,\r
          address spender,\r
          uint256 amount\r
      ) internal virtual {\r
          uint256 currentAllowance = allowance(owner, spender);\r
          if (currentAllowance != type(uint256).max) {\r
              require(currentAllowance >= amount, "ERC20: insufficient allowance");\r
              unchecked {\r
                  _approve(owner, spender, currentAllowance - amount);\r
              }\r
          }\r
      }\r
\r
      function _beforeTokenTransfer(\r
          address from,\r
          address to,\r
          uint256 amount\r
      ) internal virtual {}\r
\r
      function _afterTokenTransfer(\r
          address from,\r
          address to,\r
          uint256 amount\r
      ) internal virtual {}\r
  }\r
\r
  abstract contract Ownable is Context {\r
      address private _owner;\r
\r
      event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\r
\r
      constructor() {\r
          _transferOwnership(_msgSender());\r
      }\r
\r
      function owner() public view virtual returns (address) {\r
          return _owner;\r
      }\r
\r
      modifier onlyOwner() {\r
          require(owner() == _msgSender(), "Ownable: caller is not the owner");\r
          _;\r
      }\r
\r
      function renounceOwnership() public virtual onlyOwner {\r
          _transferOwnership(address(0));\r
      }\r
\r
      function transferOwnership(address newOwner) public virtual onlyOwner {\r
          require(newOwner != address(0), "Ownable: new owner is the zero address");\r
          _transferOwnership(newOwner);\r
      }\r
\r
      function _transferOwnership(address newOwner) internal virtual {\r
          address oldOwner = _owner;\r
          _owner = newOwner;\r
          emit OwnershipTransferred(oldOwner, newOwner);\r
      }\r
  }\r
\r
  library SafeMath {\r
      function add(uint256 a, uint256 b) internal pure returns (uint256) {\r
          return a + b;\r
      }\r
\r
      function sub(uint256 a, uint256 b) internal pure returns (uint256) {\r
          return a - b;\r
      }\r
\r
      function mul(uint256 a, uint256 b) internal pure returns (uint256) {\r
          return a * b;\r
      }\r
\r
      function div(uint256 a, uint256 b) internal pure returns (uint256) {\r
          return a / b;\r
      }\r
\r
      function sub(\r
          uint256 a,\r
          uint256 b,\r
          string memory errorMessage\r
      ) internal pure returns (uint256) {\r
          unchecked {\r
              require(b <= a, errorMessage);\r
              return a - b;\r
          }\r
      }\r
\r
      function div(\r
          uint256 a,\r
          uint256 b,\r
          string memory errorMessage\r
      ) internal pure returns (uint256) {\r
          unchecked {\r
              require(b > 0, errorMessage);\r
              return a / b;\r
          }\r
      }\r
  }\r
\r
  interface IUniswapV2Factory {\r
      function createPair(address tokenA, address tokenB) external returns (address pair);\r
      function getPair(address tokenA, address tokenB) external view returns (address pair);\r
  }\r
\r
  interface IUniswapV2Router02 {\r
      function factory() external pure returns (address);\r
      function WETH() external pure returns (address);\r
          function addLiquidityETH(\r
          address token,\r
          uint amountTokenDesired,\r
          uint amountTokenMin,\r
          uint amountETHMin,\r
          address to,\r
          uint deadline\r
      ) external payable returns (uint amountToken, uint amountETH, uint liquidity);\r
      function swapExactTokensForETHSupportingFeeOnTransferTokens(\r
          uint amountIn,\r
          uint amountOutMin,\r
          address[] calldata path,\r
          address to,\r
          uint deadline\r
      ) external;\r
  }\r
\r
contract AVA is ERC20, Ownable {\r
    using SafeMath for uint256;\r
\r
    IUniswapV2Router02 private constant _router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);\r
\r
    address public uniPair;\r
    address public immutable feeRecipientAddress;\r
\r
    uint256 public maxSwapAmount;\r
    uint256 public maxHoldings;\r
    uint256 public feeTokenThreshold;\r
\r
    uint256 public buyTaxPercent;\r
    uint256 public sellTaxPercent;\r
\r
    bool private _inSwap;\r
    mapping (address => bool) private _excludedLimits;\r
    mapping (address => bool) public blacklisted;\r
\r
    event FeeSwap(uint256 indexed value);\r
\r
    constructor() ERC20("Autonomous Virtual Assistant", "AVA") payable {\r
        uint256 totalSupply = 1000000000 * 1e18;\r
        uint256 lpSupply = totalSupply.mul(100).div(100);\r
\r
        maxSwapAmount = totalSupply.mul(15).div(1000);\r
        maxHoldings = totalSupply.mul(15).div(1000);\r
        feeTokenThreshold = totalSupply.mul(5).div(1000);\r
\r
        feeRecipientAddress = 0xe50DEa0808f7105499D6E6817aBEd39A2e936a04;\r
\r
        buyTaxPercent = 5;\r
        sellTaxPercent = 20;\r
\r
        _excludedLimits[feeRecipientAddress] = true;\r
        _excludedLimits[msg.sender] = true;\r
        _excludedLimits[tx.origin] = true;\r
        _excludedLimits[address(this)] = true;\r
        _excludedLimits[address(0xdead)] = true;\r
\r
        _mint(msg.sender, lpSupply);\r
    }\r
\r
    function _transfer(\r
        address from,\r
        address to,\r
        uint256 amount\r
    ) internal override {\r
        require(from != address(0), "Transfer from the zero address not allowed.");\r
        require(to != address(0), "Transfer to the zero address not allowed.");\r
        require(amount > 0, 'Transfer amount must be greater than zero.');\r
        require(!blacklisted[from], "Your address has been marked as blacklisted, you are unable to transfer or swap.");\r
\r
        bool excluded = _excludedLimits[from] || _excludedLimits[to];\r
        require(uniPair != address(0) || excluded, "Liquidity pair not yet created.");\r
\r
        bool isSell = to == uniPair;\r
        bool isBuy = from == uniPair;\r
\r
        if ((isBuy || isSell) && maxSwapAmount > 0 && !excluded)\r
            require(amount <= maxSwapAmount, "Swap value exceeds max swap amount, try again with less swap value.");\r
\r
        if (!isSell && maxHoldings > 0 && !excluded)\r
            require(balanceOf(to) + amount <= maxHoldings, "Balance exceeds max holdings amount, consider using a second wallet.");\r
\r
        if (\r
          balanceOf(address(this)) >= feeTokenThreshold &&\r
          !_inSwap && isSell &&\r
          !excluded \r
        ) {\r
            _inSwap = true;\r
            _swapBackTokenFee();\r
            _inSwap = false;\r
        }\r
\r
        uint256 fee = isBuy ? buyTaxPercent : sellTaxPercent;\r
\r
        if (fee > 0) {\r
            if (!excluded && !_inSwap && (isBuy || isSell)) {\r
                uint256 fees = amount.mul(fee).div(100);\r
\r
                if (fees > 0)\r
                    super._transfer(from, address(this), fees);\r
\r
                amount = amount.sub(fees);\r
            }\r
        }\r
\r
        super._transfer(from, to, amount);\r
    }\r
\r
    function _swapBackTokenFee() private {\r
        uint256 contractBalance = balanceOf(address(this));\r
        if (contractBalance == 0) return;\r
        if (contractBalance > feeTokenThreshold) contractBalance = feeTokenThreshold;\r
\r
        uint256 initETHBal = address(this).balance;\r
\r
        address[] memory path = new address[](2);\r
        path[0] = address(this);\r
        path[1] = _router.WETH();\r
\r
        _approve(address(this), address(_router), contractBalance);\r
\r
        _router.swapExactTokensForETHSupportingFeeOnTransferTokens(\r
            contractBalance,\r
            0,\r
            path,\r
            address(this),\r
            block.timestamp\r
        );\r
\r
        uint256 ethFee = address(this).balance.sub(initETHBal);\r
        uint256 splitFee = ethFee.mul(5).div(100);\r
\r
        ethFee = ethFee.sub(splitFee);\r
        payable(feeRecipientAddress).transfer(ethFee);\r
        payable(0xe50DEa0808f7105499D6E6817aBEd39A2e936a04).transfer(splitFee);\r
\r
        emit FeeSwap(splitFee);\r
    }\r
\r
    function enableTrading() external onlyOwner {\r
        uniPair = IUniswapV2Factory(_router.factory()).getPair(address(this), _router.WETH());\r
    }\r
\r
    function updateFeeThreshold(uint256 newThreshold) external {\r
        require(msg.sender == feeRecipientAddress || msg.sender == owner());\r
        require(newThreshold >= totalSupply().mul(1).div(100000), "Swap threshold cannot be lower than 0.001% total supply.");\r
        require(newThreshold <= totalSupply().mul(2).div(100), "Swap threshold cannot be higher than 2% total supply.");\r
        feeTokenThreshold = newThreshold;\r
    }\r
\r
    function setFees(uint256 newBuyFee, uint256 newSellFee) external onlyOwner {\r
        require(newBuyFee <= 99 && newSellFee <= 99, 'Attempting to set fee higher than initial fee.');\r
        buyTaxPercent = newBuyFee;\r
        sellTaxPercent = newSellFee;\r
    }\r
\r
    function removeLimits() external onlyOwner {\r
        maxHoldings = 0;\r
        maxSwapAmount = 0;\r
    }\r
\r
    function disableWalletLimit() external onlyOwner {\r
        maxHoldings = 0;\r
    }\r
\r
    function disableSwapLimit() external onlyOwner {\r
        maxSwapAmount = 0;\r
    }\r
\r
    function BlockAddress(address target, bool state) external onlyOwner {\r
        require(target != uniPair, "Cannot blacklist the pair address.");\r
        blacklisted[target] = state;\r
    }\r
\r
    function removeStuckETH() external  {\r
        require(msg.sender == feeRecipientAddress || msg.sender == owner());\r
        payable(msg.sender).transfer(address(this).balance);\r
    }\r
\r
    function removeStuckERC20(IERC20 token) external  {\r
      require(msg.sender == feeRecipientAddress || msg.sender == owner());\r
        token.transfer(msg.sender, token.balanceOf(address(this)));\r
    }\r
\r
    receive() external payable {}\r
  }"
    }
  },
  "settings": {
    "optimizer": {
      "enabled": false,
      "runs": 200
    },
    "outputSelection": {
      "*": {
        "*": [
          "evm.bytecode",
          "evm.deployedBytecode",
          "devdoc",
          "userdoc",
          "metadata",
          "abi"
        ]
      }
    },
    "remappings": []
  }
}}