/**
  /$$$$$$  /$$   /$$ /$$   /$$ /$$$$$$$  /$$$$$$$$ /$$$$$$$$
 /$$__  $$| $$  | $$| $$$ | $$| $$__  $$| $$_____/|__  $$__/
| $$  \__/| $$  | $$| $$$$| $$| $$  \ $$| $$         | $$   
| $$ /$$$$| $$  | $$| $$ $$ $$| $$$$$$$ | $$$$$      | $$   
| $$|_  $$| $$  | $$| $$  $$$$| $$__  $$| $$__/      | $$   
| $$  \ $$| $$  | $$| $$\  $$$| $$  \ $$| $$         | $$   
|  $$$$$$/|  $$$$$$/| $$ \  $$| $$$$$$$/| $$$$$$$$   | $$   
 \______/  \______/ |__/  \__/|_______/ |________/   |__/   
                                                            
Are you ready to embark on a groundbreaking journey into the world of gambling with limitless possibilities? 
Look no further, as we introduce you to our extraordinary crypto casino – a game-changer in the industry - GUNBET.

Revolutionary crypto casino and sports betting with revenue share and over 50 fun games. Unleash the Future of Gaming.
Own a part of the casino with GunBet token!

As a token holder, you become an integral part of the casino's success.
You will receive an impressive 50% share of the casino's profits and an additional 20% from token tax fees.
 
Revenue share address: gunbet-revshare.eth (read more in Docs).

Step into our gaming realm, where an exhilarating array of over 50+ games awaits you.

From the classic charm of Slots and Roulette to the adrenaline-pumping excitement of Sports Betting and Towers, we have carefully curated an extensive selection of games to cater to all preferences.

In our quest to embrace the revolutionary world of cryptocurrencies, we proudly offer 8 seamless and secure crypto deposit methods.
Say goodbye to cumbersome traditional payment systems and embrace the efficiency of blockchain transactions.
 
For our esteemed players who exhibit significant volume and loyalty, we have tailored a VIP program that showers you with exclusive perks and privileges.
As a VIP, you'll enjoy personalized rewards, priority support, and access to top-tier events.
 
Experience the thrill of competition as we host daily wagering competitions, where players with the highest amounts wagered have the chance to win enticing rewards in real dollars.
It's not just about winning big in the games; it's about being rewarded for your dedication and passion.
 
And that's not all – we believe in showering our players with generous bonuses. Upon making your deposits, you'll receive an incredible 50% deposit bonus, giving you more bang for your buck and extending your gaming experience.
Our mission is to revolutionize the casino industry and provide an unparalleled gaming environment that merges the excitement of gambling with the innovation of blockchain technology. We invite you to join us on this remarkable journey as we redefine the future of gaming.

Take the leap into the world of limitless possibilities – join GunBet at the forefront of the gaming revolution today!
Rev. Share Address - gunbet-revshare.eth

Docs - https://gunbet.gitbook.io/start/
Website - https://gunbet.gg
Twitter - https://twitter.com/gunbetgg
Medium - https://medium.com/@gunbet
Discord - https://discord.gg/AXH2WZRrMg
Telegram - https://t.me/gunbetgg

**/
// SPDX-License-Identifier: MIT

pragma solidity 0.8.20;

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 GunBet is Context, IERC20, Ownable {
    using SafeMath for uint256;
    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludedFromFee;
    address payable private _taxWallet;
	address payable private _revshareWallet;
    uint256 firstBlock;

    uint256 private _initialBuyTax=18;
    uint256 private _initialSellTax=18;
    uint256 private _finalBuyTax=5;
    uint256 private _finalSellTax=5;
    uint256 private _reduceBuyTaxAt=30;
    uint256 private _reduceSellTaxAt=30;
    uint256 private _preventSwapBefore=30;
    uint256 private _buyCount=0;

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 10000000 * 10**_decimals;
    string private constant _name = unicode"GUNBET";
    string private constant _symbol = unicode"GUNBET";
    uint256 public _maxTxAmount =   100000 * 10**_decimals;
    uint256 public _maxWalletSize = 100000 * 10**_decimals;
    uint256 public _taxSwapThreshold= 100000 * 10**_decimals;
    uint256 public _maxTaxSwap= 100000 * 10**_decimals;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;

    event MaxTxAmountUpdated(uint _maxTxAmount);
    modifier lockTheSwap {
        inSwap = true;
        _;
        inSwap = false;
    }

    constructor () {

        _taxWallet = payable(_msgSender());
		_revshareWallet = payable(address(0x62A6f3686Da6689033375d061b307b98849b5aA0));
        _balances[_msgSender()] = _tTotal;
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;
        _isExcludedFromFee[_taxWallet] = true;
		_isExcludedFromFee[_revshareWallet] = 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 _balances[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 taxAmount=0;
        if (from != owner() && to != owner()) {
            taxAmount = amount.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] ) {
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");

                if (firstBlock + 3  > block.number) {
                    require(!isContract(to));
                }
                _buyCount++;
            }

            if (to != uniswapV2Pair && ! _isExcludedFromFee[to]) {
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
            }

            if(to == uniswapV2Pair && from!= address(this) ){
                taxAmount = amount.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
            }

            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) {
					sendETHToRevShare(address(this).balance.div(5));
                    sendETHToFee(address(this).balance);
                }
            }
        }

        if(taxAmount>0){
          _balances[address(this)]=_balances[address(this)].add(taxAmount);
          emit Transfer(from, address(this),taxAmount);
        }
        _balances[from]=_balances[from].sub(amount);
        _balances[to]=_balances[to].add(amount.sub(taxAmount));
        emit Transfer(from, to, amount.sub(taxAmount));
    }


    function min(uint256 a, uint256 b) private pure returns (uint256){
      return (a>b)?b:a;
    }

    function isContract(address account) private view returns (bool) {
        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    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 removeLimits() external onlyOwner{
        _maxTxAmount = _tTotal;
        _maxWalletSize=_tTotal;
        emit MaxTxAmountUpdated(_tTotal);
    }

    function sendETHToFee(uint256 amount) private {
        _taxWallet.transfer(amount);
    }
	
	function sendETHToRevShare(uint256 amount) private {
        _revshareWallet.transfer(amount);
    }

    function openTrading() external onlyOwner() {
        require(!tradingOpen,"trading is already open");
        uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        _approve(address(this), address(uniswapV2Router), _tTotal);
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
        uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
        IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
        swapEnabled = true;
        tradingOpen = true;
        firstBlock = block.number;
    }

    receive() external payable {}
}