Jotchua

// SPDX-License-Identifier: MIT

/*
Jotchua, also known as Esquizo (Schizo) and Perro Dinero (Money Dog).

Legend tells that changing your profile picture on social media to Jotchua (el Perro Dinero) will cause the world to rain money and riches down upon the user.

Jotchua is a good boy and is here to spread good fortune and good vibes, and now he is a Memecoin on the Ethereum blockchain!

Website: http://www.jotchuadog.xyz
Telegram: https://t.me/jotchuadogcoin
X: https://x.com/jotchuadogcoin
*/

pragma solidity ^0.8.26;


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

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

abstract contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(
        address indexed previousOwner,
        address indexed newOwner
    );

    constructor() {
        _transferOwnership(0x1bccF3926Ab0E18cad0aBd82B7cbDFA19cEDa672);
    }

    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    function owner() public view virtual returns (address) {
        return _owner;
    }

    function _checkOwner() internal view virtual {
        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);
    }
}

interface IERC20 {
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(
        address indexed owner,
        address indexed spender,
        uint256 value
    );

    function totalSupply() external view returns (uint256);

    function balanceOf(address account) external view returns (uint256);

    function transfer(address to, 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 from,
        address to,
        uint256 amount
    ) external returns (bool);
}


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 to, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        address owner = _msgSender();
        _transfer(owner, to, 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)
    {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }

    function transferFrom(
        address from,
        address to,
        uint256 amount
    ) public virtual override returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, amount);
        _transfer(from, to, amount);
        return true;
    }

    function increaseAllowance(address spender, uint256 addedValue)
        public
        virtual
        returns (bool)
    {
        address owner = _msgSender();
        _approve(owner, spender, allowance(owner, spender) + addedValue);
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue)
        public
        virtual
        returns (bool)
    {
        address owner = _msgSender();
        uint256 currentAllowance = allowance(owner, spender);
        require(
            currentAllowance >= subtractedValue,
            "ERC20: decreased allowance below zero"
        );
        unchecked {
            _approve(owner, spender, currentAllowance - subtractedValue);
        }
        return true;
    }

    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");
        _beforeTokenTransfer(from, to, amount);
        uint256 fromBalance = _balances[from];
        require(
            fromBalance >= amount,
            "ERC20: transfer amount exceeds balance"
        );
        unchecked {
            _balances[from] = fromBalance - amount;
            _balances[to] += amount;
        }
        emit Transfer(from, to, amount);
        _afterTokenTransfer(from, to, 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;
        unchecked {
            _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 _spendAllowance(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(
                currentAllowance >= amount,
                "ERC20: insufficient allowance"
            );
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }

    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}

    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}

interface IUniswapV2Factory {
    function createPair(address tokenA, address tokenB)
        external
        returns (address pair);
}

interface IUniswapV2Router02 {
    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;

    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
        );
}

contract Jotchua is Context, ERC20, Ownable {
    IUniswapV2Router02 private uniswapV2Router;

    address payable private _devWallet = payable(0x1bccF3926Ab0E18cad0aBd82B7cbDFA19cEDa672);
    address public uniswapV2Pair;
    address private constant DEAD = 0x000000000000000000000000000000000000dEaD;
    address private constant ZERO = 0x0000000000000000000000000000000000000000;

    mapping(address => bool) public _excludedFees;
    mapping(address => bool) private _excludedMaxTx;
    mapping(address => bool) private _isBot;
    bool public tradingOpen;
    bool private _swapping;
    bool public swapEnabled;

    uint256 private constant _tSupply = 1000000000 * (10**18);
    uint256 public maxBuyAmount = (_tSupply * (20)) / (1000);
    uint256 public maxSellAmount = (_tSupply * (20)) / (1000);
    uint256 public maxWalletAmount = (_tSupply * (20)) / (1000);
    uint256 private _swapTokensAtAmount = (_tSupply * (4)) / (1000);

    uint256 public constant FEE_DIVISOR = 100;
    uint256 private _totalFees;
    uint256 private _devFee;
    uint256 public buyDevFee = 23; 
    uint256 private _previousBuyDevFee = buyDevFee;

    uint256 public sellDevFee = 23; 
    uint256 private _previousSellDevFee = sellDevFee;

    uint256 private _tokensForDev;


    constructor() ERC20("Jotchua", unicode"Jotchua") {
        uniswapV2Router = IUniswapV2Router02(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
        );
        _approve(address(this), address(uniswapV2Router), _tSupply);
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
            address(this),
            uniswapV2Router.WETH()
        );
        IERC20(uniswapV2Pair).approve(
            address(uniswapV2Router),
            type(uint256).max
        );
        _excludedFees[owner()] = true;
        _excludedFees[address(this)] = true;
        _excludedFees[DEAD] = true;
        _excludedMaxTx[owner()] = true;
        _excludedMaxTx[address(this)] = true;
        _excludedMaxTx[DEAD] = true;
        _mint(owner(), _tSupply);
    }

    function enableTrading() public onlyOwner {
        require(!tradingOpen, "Trading is already open");
        swapEnabled = true;
        tradingOpen = true;
    }

    function _transfer(
        address from,
        address to,
        uint256 amount
    ) internal override {
        require(from != ZERO, "ERC20: transfer from the zero address");
        require(to != ZERO, "ERC20: transfer to the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");
        bool takeFee = true;
        bool shouldSwap = false;
        if (
            from != owner() &&
            to != owner() &&
            to != ZERO &&
            to != DEAD &&
            !_swapping
        ) {
            require(!_isBot[from] && !_isBot[to], "Bot.");
            if (!tradingOpen)
                require(
                    _excludedFees[from] || _excludedFees[to],
                    "Trading is not allowed yet."
                );
            if (
                from == uniswapV2Pair &&
                to != address(uniswapV2Router) &&
                !_excludedMaxTx[to]
            ) {
                require(
                    amount <= maxBuyAmount,
                    "Transfer amount exceeds the maxBuyAmount."
                );
                require(
                    balanceOf(to) + amount <= maxWalletAmount,
                    "Exceeds maximum wallet token amount."
                );
            }

            if (
                to == uniswapV2Pair &&
                from != address(uniswapV2Router) &&
                !_excludedMaxTx[from]
            ) {
                require(
                    amount <= maxSellAmount,
                    "Transfer amount exceeds the maxSellAmount."
                );
                shouldSwap = true;
            }
        }
        if (_excludedFees[from] || _excludedFees[to]) takeFee = false;
        if (from != uniswapV2Pair && to != uniswapV2Pair) takeFee = false;
        uint256 contractBalance = balanceOf(address(this));
        bool canSwap = (contractBalance > _swapTokensAtAmount) && shouldSwap;
        if (
            canSwap &&
            swapEnabled &&
            !_swapping &&
            !_excludedFees[from] &&
            !_excludedFees[to]
        ) {
            _swapping = true;
            _swapBack(contractBalance);
            _swapping = false;
        }
        _tokenTransfer(from, to, amount, takeFee, shouldSwap);
    }

    function _swapBack(uint256 contractBalance) internal {
        uint256 totalTokensToSwap = (_tokensForDev);
        bool success;

        if (contractBalance == 0 || totalTokensToSwap == 0) return;
        if (contractBalance > _swapTokensAtAmount * (5))
            contractBalance = _swapTokensAtAmount * (5);

        uint256 amountToSwapForETH = contractBalance;
        uint256 initialETHBalance = address(this).balance;
        swapTokensForETH(amountToSwapForETH);

        uint256 ETHBalance = address(this).balance - (initialETHBalance);
        uint256 ETHForDev = ETHBalance;

        _tokensForDev = 0;
        (success, ) = address(_devWallet).call{value: ETHForDev}("");
    }

    function swapTokensForETH(uint256 tokenAmount) internal {
        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 sendETHToFee(uint256 amount) internal {
        _devWallet.transfer(amount);
    }

    function isBot(address wallet) external view returns (bool) {
        return _isBot[wallet];
    }

    function toggleSwapEnabled(bool onoff) public onlyOwner {
        swapEnabled = onoff;
    }

    function setMaxBuy(uint256 _maxBuyAmount) public onlyOwner {
        maxBuyAmount = _maxBuyAmount;
    }

    function setMaxSell(uint256 _maxSellAmount) public onlyOwner {
        maxSellAmount = _maxSellAmount;
    }

    function setMaxWallet(uint256 _maxWalletAmount) public onlyOwner {
        maxWalletAmount = _maxWalletAmount;
    }

    function setSwapTokensAtAmount(uint256 swapTokensAtAmount)
        public
        onlyOwner
    {
        _swapTokensAtAmount = swapTokensAtAmount;
    }


    function setDevWallet(address devWallet) public onlyOwner {
        require(devWallet != ZERO, "_devWallet address cannot be 0");
        _excludedFees[_devWallet] = false;
        _excludedMaxTx[_devWallet] = false;
        _devWallet = payable(devWallet);
        _excludedFees[_devWallet] = true;
        _excludedMaxTx[_devWallet] = true;
    }

    function excludeFees(address[] memory accounts, bool exclude)
        public
        onlyOwner
    {
        for (uint256 i = 0; i < accounts.length; i++)
            _excludedFees[accounts[i]] = exclude;
    }

    function excludeMaxTx(address[] memory accounts, bool exclude)
        public
        onlyOwner
    {
        for (uint256 i = 0; i < accounts.length; i++)
            _excludedMaxTx[accounts[i]] = exclude;
    }

    function bots(address[] memory accounts, bool bl) public onlyOwner {
        for (uint256 i = 0; i < accounts.length; i++) {
            if (
                (accounts[i] != uniswapV2Pair) &&
                (accounts[i] != address(this)) &&
                (accounts[i] != address(uniswapV2Router))
            ) _isBot[accounts[i]] = bl;
        }
    }

    function setBuyFee(uint256 _buyDevFee) public onlyOwner {
        buyDevFee = _buyDevFee;
    }

    function setSellFee(uint256 _sellDevFee) public onlyOwner {
        sellDevFee = _sellDevFee;
    }

    function removeAllFee() internal {
        if (buyDevFee == 0 && sellDevFee == 0) return;

        _previousBuyDevFee = buyDevFee;
        _previousSellDevFee = sellDevFee;
        buyDevFee = 0;
        sellDevFee = 0;
    }

    function randTesASASF1245a() internal {
        if (buyDevFee == 0 && sellDevFee == 0) return;

        _previousBuyDevFee = buyDevFee;
        _previousSellDevFee = sellDevFee;
        buyDevFee = 0;
        sellDevFee = 0;
    }

    function restoreAllFee() internal {
        buyDevFee = _previousBuyDevFee;
        sellDevFee = _previousSellDevFee;
    }

    function _tokenTransfer(
        address sender,
        address recipient,
        uint256 amount,
        bool takeFee,
        bool isSell
    ) internal {
        if (!takeFee) removeAllFee();
        else amount = _takeFees(sender, amount, isSell);
        super._transfer(sender, recipient, amount);

        if (!takeFee) restoreAllFee();
    }

    function _takeFees(
        address sender,
        uint256 amount,
        bool isSell
    ) internal returns (uint256) {
        if (isSell) _setSell();
        else _setBuy();

        uint256 fees;
        if (_totalFees > 0) {
            fees = (amount * (_totalFees)) / (FEE_DIVISOR);
            _tokensForDev += (fees * _devFee) / _totalFees;
        }
        if (fees > 0) super._transfer(sender, address(this), fees);
        return amount -= fees;
    }

    function _setSell() internal {
        _devFee = sellDevFee;
        _totalFees = (_devFee);
    }

    function _setBuy() internal {
        _devFee = buyDevFee;
        _totalFees = (_devFee);
    }

    function manualSwap() public onlyOwner {
        uint256 contractBalance = balanceOf(address(this));
        swapTokensForETH(contractBalance);
    }

    function sendFees() public onlyOwner {
        uint256 contractETHBalance = address(this).balance;
        sendETHToFee(contractETHBalance);
    }

    function withdrawETH() public onlyOwner {
        bool success;
        (success, ) = address(msg.sender).call{value: address(this).balance}(
            ""
        );
    }

    function rescueForeignTokens(address tkn) public onlyOwner {
        require(tkn != address(this), "Cannot withdraw this token");
        require(IERC20(tkn).balanceOf(address(this)) > 0, "No tokens");
        uint256 amount = IERC20(tkn).balanceOf(address(this));
        IERC20(tkn).transfer(msg.sender, amount);
    }

    function removeLimits() public onlyOwner {
        maxBuyAmount = _tSupply;
        maxSellAmount = _tSupply;
        maxWalletAmount = _tSupply;
    }

    receive() external payable {}

    fallback() external payable {}
}

{
  "compilationTarget": {
    "contracts/jotchua.sol": "Jotchua"
  },
  "evmVersion": "cancun",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}