Contract Diff Checker

Contract Source Code:

// SPDX-License-Identifier: MIT
pragma solidity 0.8.24;


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;
    }

}

abstract contract Ownable is Context {
    address private _owner;

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

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @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 {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @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 {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _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);
    }
}

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 TEQ is Context, IERC20, Ownable {
    using SafeMath for uint256;

    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) public _isExcludedFromFee;

    uint8 private constant _decimals = 18;
    uint256 private constant _tTotal = 10000000 * 10 ** _decimals; 
    string private constant _name = unicode"Teq Network";  
    string private constant _symbol = unicode"TEQ"; 
    uint256 public taxSwapThreshold = 10000 * 10 ** _decimals;
    uint256 public maxLimit = 200000 * 10 ** _decimals;

    uint256 public _buyFee = 5; //Buy tax
    uint256 public _sellFee = 5; // Sell tax
    uint256 public _transferFee = 0; //Transfer tax

    address payable public feeWallet1 = payable(0x389bcBEBb96999B3eE71421185feEFCe866cA716);
    address payable public feeWallet2 = payable(0xE12a8ad99cdAeA0F1452f2D0113e1a9E5836B82c);
    address payable public feeWallet3 = payable(0x23956303b45B2DD2B9F861E3667b70f4b8D4DaDc);
    address payable public feeWallet4 = payable(0x80dE7358C1848a37dB8717e12086B986E64fED43);

    uint256 private constant feePercent1 = 15;
    uint256 private constant feePercent2 = 15;
    uint256 private constant feePercent3 = 35;
    uint256 private constant feePercent4 = 35;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private inSwap = false;
    bool private swapEnabled = true;

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

    constructor () {
        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        // Create a uniswap pair for this new token
        uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
            .createPair(address(this), _uniswapV2Router.WETH());

        uniswapV2Router = _uniswapV2Router;

        _balances[_msgSender()] = _tTotal;
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;
        _isExcludedFromFee[feeWallet1] = true;
        _isExcludedFromFee[feeWallet2] = true;
        _isExcludedFromFee[feeWallet3] = true;
        _isExcludedFromFee[feeWallet4] = 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 (!_isExcludedFromFee[from] && !_isExcludedFromFee[to]) {

            if (to != uniswapV2Pair) {
               require(balanceOf(to) + amount <= maxLimit, "Exceeds the maxLimit.");
            }

            if (_transferFee > 0) {
                if (to != uniswapV2Pair && from != uniswapV2Pair) {
                    taxAmount = amount.mul(_transferFee).div(100);
                }
            }

            if (_buyFee > 0) {
                if (from == uniswapV2Pair && to != address(uniswapV2Router)) {
                    taxAmount = amount.mul(_buyFee).div(100);
                }
            }

            if (_sellFee > 0) {
                if (to == uniswapV2Pair) {
                    taxAmount = amount.mul(_sellFee).div(100);
                }
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && to == uniswapV2Pair && swapEnabled && contractTokenBalance > taxSwapThreshold) {
                swapTokensForEth(contractTokenBalance);
                uint256 contractETHBalance = address(this).balance;
                if (contractETHBalance > 0) {
                    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 swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
        if (tokenAmount == 0) { return; }
        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) private {
        uint256 amount1 = amount.mul(feePercent1).div(100);
        uint256 amount2 = amount.mul(feePercent2).div(100);
        uint256 amount3 = amount.mul(feePercent3).div(100);
        uint256 amount4 = amount.mul(feePercent4).div(100);

        (bool callSuccess1, ) = payable(feeWallet1).call{value: amount1}("");
        require(callSuccess1, "Call failed");
        (bool callSuccess2, ) = payable(feeWallet2).call{value: amount2}("");
        require(callSuccess2, "Call failed");
        (bool callSuccess3, ) = payable(feeWallet3).call{value: amount3}("");
        require(callSuccess3, "Call failed");
        (bool callSuccess4, ) = payable(feeWallet4).call{value: amount4}("");
        require(callSuccess4, "Call failed");
    }

    receive() external payable {}

    function manualSwap() external {
        require(_msgSender() == feeWallet1 || _msgSender() == feeWallet2 || _msgSender() == feeWallet3 || _msgSender() == feeWallet4);

        uint256 tokenBalance = balanceOf(address(this));
        if (tokenBalance > 0) {
            swapTokensForEth(tokenBalance);
        }

        uint256 ethBalance = address(this).balance;
        if (ethBalance > 0) {
            sendETHToFee(ethBalance);
        }
    }

    function adjustTaxSwapThreshold(uint256 _taxSwapThreshold) public {
        require(_msgSender() == feeWallet1 || _msgSender() == feeWallet2 || _msgSender() == feeWallet3 || _msgSender() == feeWallet4);
        taxSwapThreshold = _taxSwapThreshold;
    }

    function adjustMaxLimit(uint256 _maxLimit) public onlyOwner {
        require(_maxLimit > totalSupply().div(200), "Limit too less");
        maxLimit = _maxLimit;
    }

    function adjustBuyFee(uint256 _fee) public onlyOwner {
        _buyFee = _fee;
    }

    function adjustSellFee(uint256 _fee) public onlyOwner {
        _sellFee = _fee;
    }

    function adjustTransferFee(uint256 _fee) public onlyOwner {
        _transferFee = _fee;
    }

    function excludeFromFee(address wallet, bool bFlag) public onlyOwner {
        _isExcludedFromFee[wallet] = bFlag;
    }
}