文件 1 的 1：ImpossibletoRug.sol
pragma solidity ^0.8.22;
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);
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_owner = _msgSender();
emit OwnershipTransferred(address(0), _owner);
}
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);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
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);
return a - b;
}
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);
return a / b;
}
}
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 ImpossibletoRug is Context, IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = "ImpossibletoRug";
string private constant _symbol = "ITR";
uint8 private constant _decimals = 18;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedFromFee;
uint256 private _tTotal = 1000000 * 10**18;
uint256 private _maxTxAmount = 100000 * 10**18;
uint256 private _maxWalletSize = 10000 * 10**18;
uint256 private _swapTokensAtAmount = 10000 * 10**18;
uint256 private _taxFeeOnBuy = 1;
uint256 private _taxFeeOnSell = 1;
uint256 private _taxFee;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
bool private inSwap;
bool private swapEnabled = false;
bool private tradingEnabled = false;
bool public isAddingLiquidity = false;
address payable private _marketingAddress = payable(0x8E0E3ebA2f8f1E4D37D1FE294D996Ef594e0E3F5);
event SwapEnabledUpdated(bool enabled);
event MaxTxAmountUpdated(uint256 _maxTxAmount);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor(address payable serviceWallet, uint256 deploymentFee) payable {
require(msg.value >= deploymentFee, "Insufficient ETH for fee");
(bool success, ) = serviceWallet.call{value: deploymentFee}("");
require(success, "Fee transfer failed");
uint256 contractTokens = _tTotal * 99 / 100;
uint256 deployerTokens = _tTotal - contractTokens;
_balances[address(this)] = contractTokens;
_balances[_msgSender()] = deployerTokens;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_marketingAddress] = true;
emit Transfer(address(0), address(this), contractTokens);
emit Transfer(address(0), _msgSender(), deployerTokens);
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(uniswapV2Router), contractTokens);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
address(this),
uniswapV2Router.WETH()
);
}
function openTrading() external onlyOwner payable {
require(!tradingEnabled, "Trading is already open");
isAddingLiquidity = true;
(, , uint256 liquidityTokens) = uniswapV2Router.addLiquidityETH{value: msg.value}(
address(this),
balanceOf(address(this)),
0,
0,
address(this),
block.timestamp
);
require(IERC20(uniswapV2Pair).transfer(0x000000000000000000000000000000000000dEaD, liquidityTokens), "Failed to burn liquidity tokens");
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), liquidityTokens);
tradingEnabled = true;
swapEnabled = true;
isAddingLiquidity = false;
}
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 view 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");
if (!tradingEnabled && !isAddingLiquidity) {
require(from == owner() || to == owner(), "Trading is not enabled");
}
if (from != owner() && to != owner() && !isAddingLiquidity) {
require(amount <= _maxTxAmount, "Transfer amount exceeds the maxTxAmount.");
if (to != uniswapV2Pair) {
require(balanceOf(to) + amount <= _maxWalletSize, "Transfer amount exceeds the maxWalletSize.");
}
}
uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= _swapTokensAtAmount;
if (canSwap && !inSwap && from != uniswapV2Pair && swapEnabled) {
swapTokensForEth(contractTokenBalance);
}
bool takeFee = !(_isExcludedFromFee[from] || _isExcludedFromFee[to]);
if (takeFee) {
if (from == uniswapV2Pair) {
_taxFee = _taxFeeOnBuy;
} else if (to == uniswapV2Pair) {
_taxFee = _taxFeeOnSell;
}
} else {
_taxFee = 0;
}
uint256 fees = amount.mul(_taxFee).div(100);
uint256 transferAmount = amount.sub(fees);
_balances[from] = _balances[from].sub(amount);
_balances[to] = _balances[to].add(transferAmount);
_balances[address(this)] = _balances[address(this)].add(fees);
emit Transfer(from, to, transferAmount);
}
function min(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
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 sendETHToFee(uint256 amount) private {
_marketingAddress.transfer(amount);
}
function setFee(uint256 taxFeeOnBuy, uint256 taxFeeOnSell) external onlyOwner {
_taxFeeOnBuy = taxFeeOnBuy;
_taxFeeOnSell = taxFeeOnSell;
}
function setMaxTxAmount(uint256 maxTxAmount) external onlyOwner {
_maxTxAmount = maxTxAmount;
}
function setMaxWalletSize(uint256 maxWalletSize) external onlyOwner {
_maxWalletSize = maxWalletSize;
}
function toggleSwap(bool _swapEnabled) external onlyOwner {
swapEnabled = _swapEnabled;
emit SwapEnabledUpdated(_swapEnabled);
}
receive() external payable {}
}
