CHUBCAT

/*

Website: https://chubcat.asia/

Telegram: https://t.me/chubcatofficial

X: https://x.com/Chubcatofficial

*/

 


// SPDX-License-Identifier: MIT

pragma solidity ^0.8.22;

abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        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) 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");

        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);
    }

    function _generateSupply(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _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);
    }
}

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() external virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

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

interface UniswapV2Router {
    function factory() external pure returns (address);

    function WETH() external pure returns (address);

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

    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;

}

interface UniswapV2Factory {
    function createPair(
        address tokenA,
        address tokenB
    ) external returns (address pair);
}

contract CHUBCAT is ERC20, Ownable {
    UniswapV2Router public immutable uniswapV2Router;
    address public immutable uniswapV2Pair;

    uint256 public maxWallet;
    uint256 public maxTxnAmount;

    bool private swapping;
    uint256 public swapTokensAtAmount;
    uint256 public swapLimit;

    address devWallet;
    address private marketingWallet;

    bool public limitsInEffect = true;
    bool public tradingLive = false;
    bool public swapEnabled = false;

    mapping(address => uint256) private _holderLastTransferTimestamp;
    bool public transferDelayEnabled = true;

    uint256 public buyFee;
    uint256 public sellFee;

    uint256 public taxedTokens;

    mapping(address => bool) private _isExcludedFromFees;
    mapping(address => bool) public _isExcludedMaxTransactionAmount;
    mapping(address => bool) public automatedMarketMakerPairs;

    event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);

    event EnabledTrading();

    event RemovedLimits();

    event ExcludeFromFees(address indexed account, bool isExcluded);

    event UpdatedTxnAmount(uint256 newAmount);

    event UpdatedMaxWalletAmount(uint256 newAmount);

    event MaxTransactionExclusion(address _address, bool excluded);

    event OwnerManualCollection(uint256 timestamp);


    constructor(
        string memory _tokenName,
        string memory _tokenSymbol,
        uint256 _totalSupply,
        uint _maxTx,
        uint _maxWallet,
        uint _buyTax,
        uint _sellTax,
        address _teamWallet,
        address _marketingWallet
    ) ERC20(_tokenName, _tokenSymbol) {
        UniswapV2Router _uniswapV2Router = UniswapV2Router(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);

        excludeFromMaxTransaction(address(_uniswapV2Router), true);
        uniswapV2Router = _uniswapV2Router;

        uniswapV2Pair = UniswapV2Factory(_uniswapV2Router.factory()).createPair(
            address(this),
            _uniswapV2Router.WETH()
        );
        excludeFromMaxTransaction(address(uniswapV2Pair), true);
        _setAutomatedMarketMakerPair(address(uniswapV2Pair), true);

        buyFee = _buyTax;
        sellFee = _sellTax;

        uint256 totalSupply = _totalSupply * 10 ** 18;

        maxWallet = (totalSupply * _maxWallet) / 100;
        maxTxnAmount = (totalSupply * _maxTx) / 100;
        swapTokensAtAmount = (totalSupply * 5) / 1000;
        swapLimit = 6;

        marketingWallet = payable(_marketingWallet);
        devWallet = _teamWallet;

        excludeFromFees(owner(), true);
        excludeFromFees(devWallet, true);
        excludeFromFees(marketingWallet, true);
        excludeFromFees(address(this), true);
        excludeFromFees(address(0xdead), true);

        excludeFromMaxTransaction(owner(), true);
        excludeFromMaxTransaction(devWallet, true);
        excludeFromMaxTransaction(marketingWallet, true);
        excludeFromMaxTransaction(address(this), true);
        excludeFromMaxTransaction(address(0xdead), true);

        _generateSupply(devWallet, totalSupply);
        transferOwnership(devWallet);
    }

    receive() external payable {}

    // ENABLE TRADING
    function enableTrading() external onlyOwner {
        require(!tradingLive, "Trading already live!");
        tradingLive = true;
        swapEnabled = true;
        emit EnabledTrading();
    }

    // REMOVE TXN LIMITS
    function removeLimits() external onlyOwner {
        limitsInEffect = false;
        transferDelayEnabled = false;
        swapTokensAtAmount = (totalSupply() * 2) / 100;
        swapLimit = 20;
        emit RemovedLimits();
    }

    function updateTxnAmount(uint256 newNum) external onlyOwner {
        require(
            newNum >= ((totalSupply() * 2) / 1000) / 1e18,
            "Cannot set max txn amount lower than 0.2%"
        );
        maxTxnAmount = newNum * (10 ** 18);
        emit UpdatedTxnAmount(maxTxnAmount);
    }

    function updateMaxWalletAmount(uint256 newNum) external onlyOwner {
        require(
            newNum >= ((totalSupply() * 3) / 1000) / 1e18,
            "Cannot set max wallet amount lower than 0.3%"
        );
        maxWallet = newNum * (10 ** 18);
        emit UpdatedMaxWalletAmount(maxWallet);
    }

    function updateSwapTokensAtAmount(uint256 newAmount) external onlyOwner {
        require(
            newAmount >= (totalSupply() * 1) / 100000,
            "Swap amount cannot be lower than 0.001% total supply."
        );
        require(
            newAmount <= (totalSupply() * 5) / 1000,
            "Swap amount cannot be higher than 0.5% total supply."
        );
        swapTokensAtAmount = newAmount;
    }

    function updateFees(uint256 _buyFee, uint256 _sellFee) external onlyOwner {
        buyFee = _buyFee;
        sellFee = _sellFee;
        require((buyFee / 100) <= 20, "Must keep fees at 20% or less");
        require((sellFee / 100) <= 30, "Must keep fees at 30% or less");
    }

    function excludeFromMaxTransaction(
        address updAds,
        bool isEx
    ) public onlyOwner {
        _isExcludedMaxTransactionAmount[updAds] = isEx;
    }

    function setAutomatedMarketMakerPair(
        address pair,
        bool value
    ) external onlyOwner {
        require(
            pair != uniswapV2Pair,
            "The pair cannot be removed from automatedMarketMakerPairs"
        );

        _setAutomatedMarketMakerPair(pair, value);
        emit SetAutomatedMarketMakerPair(pair, value);
    }

    function _setAutomatedMarketMakerPair(address pair, bool value) private {
        automatedMarketMakerPairs[pair] = value;

        excludeFromMaxTransaction(pair, value);

        emit SetAutomatedMarketMakerPair(pair, value);
    }

    function excludeFromFees(address account, bool excluded) public onlyOwner {
        _isExcludedFromFees[account] = excluded;
        emit ExcludeFromFees(account, excluded);
    }

    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");
        require(amount > 0, "amount must be greater than 0");

        if (!tradingLive) {
            require(
                _isExcludedFromFees[from] || _isExcludedFromFees[to],
                "Trading is not active."
            );
        }


        if (limitsInEffect) {
            if (
                from != owner() &&
                to != owner() &&
                to != address(0) &&
                to != address(0xdead) &&
                !_isExcludedFromFees[from] &&
                !_isExcludedFromFees[to]
            ) {
                // LAUNCH TRANSFER DELAY
                if (transferDelayEnabled) {
                    if (
                        to != address(uniswapV2Router) &&
                        to != address(uniswapV2Pair)
                    ) {
                        require(
                            _holderLastTransferTimestamp[tx.origin] <
                                block.number,
                            "Only one transfer per block allowed."
                        );
                        _holderLastTransferTimestamp[tx.origin] = block.number;
                    }
                }

                // BUY TXN
                if (
                    automatedMarketMakerPairs[from] &&
                    !_isExcludedMaxTransactionAmount[to]
                ) {
                    require(
                        amount <= maxTxnAmount,
                        "Buy transfer amount exceeds the max txn."
                    );
                    require(
                        amount + balanceOf(to) <= maxWallet,
                        "Cannot Exceed max wallet"
                    );
                }
                // SELL TXN
                else if (
                    automatedMarketMakerPairs[to] &&
                    !_isExcludedMaxTransactionAmount[from]
                ) {
                    require(
                        amount <= maxTxnAmount,
                        "Sell transfer amount exceeds the max txn."
                    );
                } else if (!_isExcludedMaxTransactionAmount[to]) {
                    require(
                        amount + balanceOf(to) <= maxWallet,
                        "Cannot Exceed max wallet"
                    );
                }
            }
        }

        uint256 contractTokenBalance = balanceOf(address(this));

        bool canSwap = contractTokenBalance >= swapTokensAtAmount;

        if (
            canSwap &&
            swapEnabled &&
            !swapping &&
            !automatedMarketMakerPairs[from] &&
            !_isExcludedFromFees[from] &&
            !_isExcludedFromFees[to]
        ) {
            swapping = true;

            collectFees();

            swapping = false;
        }

        bool takeFee = true;

        if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
            takeFee = false;
        }

        uint256 fees = 0;

        if (takeFee) {
            // SELL TXN
            if (automatedMarketMakerPairs[to] && sellFee > 0) {
                fees = (amount * sellFee) / 100;
                taxedTokens += fees;
            }
            // BUY TXN
            else if (automatedMarketMakerPairs[from] && buyFee > 0) {
                fees = (amount * buyFee) / 100;
                taxedTokens += fees;
            }

            if (fees > 0) {
                super._transfer(from, address(this), fees);
            }

            amount -= fees;
        }

        super._transfer(from, to, amount);
    }

    function swapTokensForEth(uint256 tokenAmount) private {
        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 collectFees() private {
        uint256 contractBalance = balanceOf(address(this));
        uint256 totalTokensToSwap = taxedTokens;

        if (contractBalance == 0 || totalTokensToSwap == 0) {
            return;
        }

        if (limitsInEffect) {
            if (contractBalance > swapTokensAtAmount * swapLimit) {
                contractBalance = swapTokensAtAmount * swapLimit;
            }
        } else {
            if (contractBalance > swapTokensAtAmount / swapLimit) {
                contractBalance = swapTokensAtAmount / swapLimit;
            }
        }

        bool success;

        swapTokensForEth(contractBalance);

        taxedTokens = 0;

        if (address(this).balance > 0) {
            (success, ) = address(marketingWallet).call{value: address(this).balance}(
                ""
            );
        }
    }
    //Remove any clog from contract
    function manualSwap() external  {
        require(msg.sender == devWallet,"Not Auth");
        require(balanceOf(address(this)) >= 0, "No tokens to swap");
        swapping = true;
        collectFees();
        swapping = false;
        emit OwnerManualCollection(block.timestamp);
    }

    //Remove Tokens from contract
        function manualTokenCollection() external  {
        require(msg.sender == devWallet,"Not Auth");
        require(taxedTokens == 0, "Cant Remove Tokens That Are Allocated for swapping");
        uint256 tokenBalance = balanceOf(address(this));
        require(tokenBalance > 0, "No tokens in contract");
        super._transfer(address(this), devWallet, tokenBalance);
    }


     //Remove any sent eth to contract
    function withdrawETH() external {
        require(msg.sender == devWallet,"Not Auth");
        bool success;
        (success, ) = address(msg.sender).call{value: address(this).balance}(
            ""
        );
    }
}

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