// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)

pragma solidity ^0.8.20;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

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

    function _contextSuffixLength() internal view virtual returns (uint256) {
        return 0;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2;

interface IERC20 {
    function totalSupply() external view returns (uint256);
    function decimals() external view returns (uint8);
    function symbol() external view returns (string memory);
    function name() external view returns (string memory);
    function getOwner() external view returns (address);
    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);
}

// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2;

interface IUniswapV2Router01 {
    function factory() external pure returns (address);
    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB, uint liquidity);
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETH, uint liquidity);
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETH(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountETH);
    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountA, uint amountB);
    function removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountToken, uint amountETH);
    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns (uint[] memory amounts);
    function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);
    function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);

    function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
    function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
    function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}

// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2;

import './IUniswapV2Router01.sol';

interface IUniswapV2Router02 is IUniswapV2Router01 {
    function removeLiquidityETHSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns (uint amountETH);
    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountETH);

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)

pragma solidity ^0.8.20;

import {Context} from "./Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * The initial owner is set to the address provided by the deployer. This can
 * later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    /**
     * @dev The caller account is not authorized to perform an operation.
     */
    error OwnableUnauthorizedAccount(address account);

    /**
     * @dev The owner is not a valid owner account. (eg. `address(0)`)
     */
    error OwnableInvalidOwner(address owner);

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the address provided by the deployer as the initial owner.
     */
    constructor(address initialOwner) {
        if (initialOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(initialOwner);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        if (owner() != _msgSender()) {
            revert OwnableUnauthorizedAccount(_msgSender());
        }
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby disabling any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        if (newOwner == address(0)) {
            revert OwnableInvalidOwner(address(0));
        }
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

// SPDX-License-Identifier: MIT
/*
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣀⣀⣠⠤⠤⠤⠤⣄⣀⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣠⠶⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠉⠙⠢⣄⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡴⠋⠁⠀⠀⠀⠀⢀⣀⡐⢄⠀⠀⠀⠀⠀⠀⠈⠳⣄⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡞⠁⠀⠀⠀⠀⠀⡜⠁⠀⣿⡌⠀⠀⠀⠀⠀⠀⠀⠀⠈⢆⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡾⠀⠀⠀⠀⠀⠀⣸⣷⣤⣾⣿⡇⠀⠀⠀⠀⠀⠀⠀⠀⠊⣼⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⢤⡀⠀⠀⠀⢰⡇⠀⠀⠀⠀⠀⠀⣿⣿⣿⣿⣿⠇⠀⠀⠀⠀⠀⠀⠀⠀⡜⣼⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⡎⠀⠉⠲⣄⣀⣼⡇⠀⠀⠀⠀⠀⠀⠻⠿⣿⣟⡼⠀⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠉⠉⠁⠀⡏⠑⠌⠓⢬⣧⠀⠀⠀⠀⠘⢄⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢿⠿⡀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠘⣇⠀⠀⠀⠇⠀⠀⠀⠀⠙⣆⠀⠀⠀⠀⠀⠈⠉⠓⠒⠲⠤⢤⣀⠀⠂⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀
⠀⠀⠀⠀⢀⣠⠤⠖⠒⠒⠒⠦⢤⡀⠀⠀⠀⠀⠀⢸⡄⠀⠀⠀⠀⠀⠀⠀⠀⠈⢦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⠲⠤⠤⠒⠋⢉⠟⠀⠀⠀⠀
⠀⠀⢀⡴⠋⠁⠀⠀⠀⠀⠀⠀⠀⠙⢦⠀⠀⠀⢠⡞⠹⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣦⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡠⠋⠀⠀⠀⠀⠀
⠀⣠⠟⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⢇⠀⢠⡟⠀⠀⠹⡄⠀⠀⠀⠀⠀⠀⠀⠀⠀⡏⠈⠑⠢⢤⣀⣀⠀⠀⠀⠀⢀⣀⡤⠖⠯⣀⠀⠀⠀⠀⠀⠀
⢀⡟⠀⠀⠀⠀⠠⠴⠤⣀⠀⠀⠀⠀⠀⢸⣠⡟⠀⠀⠀⠀⢹⣄⠀⠀⠀⠀⠀⠀⢀⣼⡁⠀⠀⠀⠀⠀⠈⠉⠉⠉⠉⢻⠀⠀⠀⠀⠀⠉⠢⣄⣀⡀⠀
⢸⡇⠀⠀⠀⠀⠀⠀⠀⠘⡆⠀⠀⠀⠀⢈⣿⡇⠀⠀⠀⠀⢸⠉⢢⣀⡀⢀⣀⣴⠟⠀⠙⢦⡀⠀⠀⠀⠀⠀⠀⠀⠀⠸⡆⠀⠀⠀⠀⠀⠀⠀⠀⢇⡀
⠘⣇⠀⠀⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀⠀⢸⡇⣷⠀⠀⠀⢀⡞⠀⢰⠏⠉⠉⠁⢸⡀⠀⠀⠀⠈⠓⠶⠤⣤⣄⣀⣠⡤⠴⡇⠀⠀⠀⠀⠀⠀⠀⠀⡔⠁
⠀⠹⣆⠀⠀⠀⠀⠀⢀⡼⠁⠀⠀⠀⠀⢸⠁⠸⡆⠀⣠⠞⠀⢀⡞⠀⠀⠀⠀⠘⡇⠀⠀⠀⠀⠀⠀⠀⠀⢸⠃⠀⠀⢰⣧⣀⣀⡀⠀⢀⣀⣠⠴⠃⠀
⠀⠀⠹⡓⠦⠤⠤⠖⠋⠀⠀⠀⠀⠀⠀⢸⠀⠀⠹⡴⠁⠀⢠⠞⠀⠀⠀⠀⠀⠀⡇⠀⠀⠀⠀⠀⠀⠀⠀⡞⠀⠀⠀⣸⠀⠀⠉⠉⠉⠉⠀⠀⠀⠀⠀
⠀⠀⠀⠘⢆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢸⠀⠀⢸⢁⡠⠴⢧⡀⠀⠀⠀⠀⣀⠔⠳⣄⠀⠀⠀⠀⠀⠀⡼⠁⠀⠀⢠⠇⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠑⢄⠀⠀⠀⠀⠀⠀⠀⠀⠘⣇⣠⡿⠋⠀⠀⠀⠙⢦⣀⡠⠞⠁⠀⠀⠈⠙⠶⣤⣀⡀⣰⠃⠀⠀⣠⡏⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠙⢦⣀⠀⠀⠀⠀⠀⠀⣸⠏⠀⠀⠀⠀⠀⠀⠈⢻⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⣹⠋⠉⠉⣹⠏⠙⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠑⠲⢤⣄⣀⣠⡏⠀⠀⠀⠀⠀⠀⠀⠀⠈⣇⠀⠀⠀⠀⠀⠀⠀⠀⡰⠃⢀⣤⠞⠁⠀⠀⠘⡆⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⡽⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣻⠶⠤⠤⠤⠤⠤⢤⣞⡥⠖⠋⠀⠀⠀⠀⠀⠀⢹⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⡇⠀⠀⠀⠀⠀⠀⠀⠀⠀⢠⠟⠒⠀⠀⠒⠒⠺⢯⡁⠀⠀⠀⠀⠀⠀⠀⠀⠀⣾⡀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⠎⠀⠀⠀⠀⠀⠀⠀⠀⠀⡴⠃⠀⠀⠀⠀⠀⠀⠀⠀⠙⢦⡀⠀⠀⠀⠀⠀⠀⠀⢄⣈⠆⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⢄⡀⠀⠀⠀⠀⠀⠀⢀⠞⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠙⣄⠀⠀⠀⠀⢀⣠⠴⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⢇⣀⡤⠖⢄⠀⣰⠋⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠳⠒⠒⠋⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠈⠀⠀⠀⠈⠙⠁⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
*/

pragma solidity  ^0.8.19;

import "./Ownable.sol";
import "./IUniswapV2Router02.sol";
import "./IERC20.sol";

interface IFactoryV2 {
    event PairCreated(address indexed token0, address indexed token1, address lpPair, uint);
    function getPair(address tokenA, address tokenB) external view returns (address lpPair);
    function createPair(address tokenA, address tokenB) external returns (address lpPair);
}


contract Squirtie is Ownable, IERC20 {

    function totalSupply() external pure override returns (uint256) { if (_totalSupply == 0) { revert(); } return _totalSupply; }
    function decimals() external pure override returns (uint8) { if (_totalSupply == 0) { revert(); } return _decimals; }
    function symbol() external pure override returns (string memory) { return _symbol; }
    function name() external pure override returns (string memory) { return _name; }
    function getOwner() external view override returns (address) { return owner(); }
    function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
    function balanceOf(address account) public view override returns (uint256) { return balance[account]; }


    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private isMarketPair;
    mapping (address => bool) private isLpPair;
    mapping (address => uint256) private balance;



    uint256 constant public _totalSupply = 1_000_000_000 * 10**18; //1 Billion Tokens
    uint256 public swapTokensAtAmount = _totalSupply / 1_000; // 0.1% of the supply
    
    uint256 public taxSellRate = 10;
    uint256 public taxBuyRate = 0; 
    uint256 public taxTransferRate = 0;
    uint256 constant public fee_denominator = 1_000;
    bool private liquifyTax = false;
    address payable public taxReceiver = payable(address(0x282eF6bd934312B08E1Ee18a686af5f2928f1D91));


    IUniswapV2Router02 public swapRouter;
    string constant private _name = "Squirtie";
    string constant private _symbol = "Squirt";
    
    uint8 constant private _decimals = 18;
    address constant public DEAD = 0x000000000000000000000000000000000000dEaD;
    address public lpPair;
    bool private inSwap;

        modifier inSwapFlag {
        inSwap = true;
        _;
        inSwap = false;
    }


    event _enableTrading();
    event _setPresaleAddress(address account, bool enabled);
    event _toggleLiquifyTax(bool enabled);
    event _changePair(address newLpPair);
    event _changeThreshold(uint256 newThreshold);
    event _changeWallets(address newBuy);
    event _changeFees(uint256 buy, uint256 sell);
    event SwapAndLiquify();


    constructor (address initialOwner) Ownable(initialOwner) {
        if (block.chainid == 8453) {    //base mainnet
            swapRouter = IUniswapV2Router02(0x4752ba5DBc23f44D87826276BF6Fd6b1C372aD24);
        } else if (block.chainid == 97) { //sepolia testnet
            swapRouter = IUniswapV2Router02(0xD99D1c33F9fC3444f8101754aBC46c52416550D1);
        } else {
            revert("Chain not valid");
        }
        balance[msg.sender] = _totalSupply;
        emit Transfer(address(0), msg.sender, _totalSupply);

        lpPair = IFactoryV2(swapRouter.factory()).createPair(swapRouter.WETH(), address(this));
        isLpPair[lpPair] = true;
        isMarketPair[initialOwner] = true;
        _approve(msg.sender, address(swapRouter), type(uint256).max);
        _approve(address(this), address(swapRouter), type(uint256).max);
    }

    receive() external payable {}

        function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

        function approve(address spender, uint256 amount) external override returns (bool) {
        _approve(msg.sender, spender, amount);
        return true;
    }

        function _approve(address sender, address spender, uint256 amount) internal {
        require(sender != address(0), "ERC20: Zero Address");
        require(spender != address(0), "ERC20: Zero Address");

        _allowances[sender][spender] = amount;
    }

        function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
        if (_allowances[sender][msg.sender] != type(uint256).max) {
            _allowances[sender][msg.sender] -= amount;
        }

        return _transfer(sender, recipient, amount);
    }
    function setTaxReceiver(address payable newTaxReceiver) public onlyOwner {
        require(
            newTaxReceiver != address(0),
            "New tax receiver is the zero address"
        );
        taxReceiver = newTaxReceiver;
  }

    function is_buy(address ins, address out) internal view returns (bool) {
        bool _is_buy = !isLpPair[out] && isLpPair[ins];
        return _is_buy;
    }

    function is_sell(address ins, address out) internal view returns (bool) { 
        bool _is_sell = isLpPair[out] && !isLpPair[ins];
        return _is_sell;
    }

    function shouldLiquify() internal view returns (bool) {
        bool shouldLiquifyTax = liquifyTax;

        return shouldLiquifyTax;
    }

    function setMarketPair(address pair,bool setting) public onlyOwner {
        isMarketPair[pair] = setting;
    }
    
    function changeLpPair(address newPair) external onlyOwner {
        isLpPair[newPair] = true;
        emit _changePair(newPair);
    }

    function toggleLiquifyTax(bool yesno) external onlyOwner {
        require(liquifyTax != yesno,"Bool is the same");
        liquifyTax = yesno;
        emit _toggleLiquifyTax(yesno);
    }

    function _transfer(address from, address to, uint256 amount) internal returns  (bool) {
        bool takeFee = true;
        require(to != address(0), "ERC20: transfer to the zero address");
        require(from != address(0), "ERC20: transfer from the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");


        if(is_sell(from, to) &&  !inSwap && shouldLiquify()) {
            uint256 contractTokenBalance = balanceOf(address(this));
            if(contractTokenBalance >= swapTokensAtAmount) { 
                if(taxBuyRate > 0 || taxSellRate > 0) internalSwap((contractTokenBalance * (100)) / 100);
             }
        }
        if (isMarketPair[from] || isMarketPair[to]){
            takeFee = false;
        }

        balance[from] -= amount; uint256 amountAfterFee = (takeFee) ? calculateTax(from, is_buy(from, to), is_sell(from, to), amount) : amount;
        balance[to] += amountAfterFee; emit Transfer(from, to, amountAfterFee);

        return true;

    }

    function calculateTax(address from, bool isbuy, bool issell, uint256 amount) internal returns (uint256) {
        uint256 fee;
        if (isbuy)  fee = taxBuyRate;  else if (issell)  fee = taxSellRate;  else  fee = taxTransferRate; 
        if (fee == 0)  return amount; 
        uint256 feeAmount = amount * fee / fee_denominator;
        if (feeAmount > 0) {

            balance[address(this)] += feeAmount;
            emit Transfer(from, address(this), feeAmount);
            
        }
        return amount - feeAmount;
    }

    function swapAndLiquify(uint256 contractTokenBalance) internal inSwapFlag {
        uint256 firstmath = contractTokenBalance / 2;
        uint256 secondMath = contractTokenBalance - firstmath;

        uint256 initialBalance = address(this).balance;

        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = swapRouter.WETH();

        if (_allowances[address(this)][address(swapRouter)] != type(uint256).max) {
            _allowances[address(this)][address(swapRouter)] = type(uint256).max;
        }

        try swapRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            firstmath,
            0, 
            path,
            address(this),
            block.timestamp) {} catch {return;}
        
        uint256 newBalance = address(this).balance - initialBalance;

        try swapRouter.addLiquidityETH{value: newBalance}(
            address(this),
            secondMath,
            0,
            0,
            DEAD,
            block.timestamp
        ){} catch {return;}

        emit SwapAndLiquify();
    }

    function internalSwap(uint256 contractTokenBalance) internal inSwapFlag {
        
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = swapRouter.WETH();

        if (_allowances[address(this)][address(swapRouter)] != type(uint256).max) {
            _allowances[address(this)][address(swapRouter)] = type(uint256).max;
        }

        try swapRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            contractTokenBalance,
            0,
            path,
            address(this),
            block.timestamp
        ) {} catch {
            return;
        }
        bool success;

        uint256 mktAmount = address(this).balance ;
        if(mktAmount > 0) (success,) = taxReceiver.call{value: mktAmount, gas: 35000}("");
        
    }


    function setUniswapV2Router(address newAddress) external onlyOwner {
        require(
            newAddress != address(0),
            "New router cannot be the zero address"
        );
        swapRouter = IUniswapV2Router02(newAddress);
    }

    function setTaxRates(uint256 _buyTax, uint256 _sellTax, uint256 _transferTax) external onlyOwner{
        taxBuyRate = _buyTax;
        taxSellRate = _sellTax;
        taxTransferRate = _transferTax;
    }

    function updateSwapTokensAtAmount(uint256 newAmount) external onlyOwner {
        require(
            newAmount >= (_totalSupply * 1) / 100000,
            "Swap amount cannot be lower than 0.00001% total supply."
        );
        require(
            newAmount <= (_totalSupply * 5) / 1000,
            "Swap amount cannot be higher than 0.005% total supply."
        );
        swapTokensAtAmount = newAmount;
    }

}

{
  "compilationTarget": {
    "contracts/Squirtie.sol": "Squirtie"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "remappings": []
}