Contract Source Code:
File 1 of 1 : Ethermoon
// SPDX-License-Identifier: Unlicensed
/**
https://t.me/ethermoon_eth
https://ethermoon.vip/
*/
pragma solidity ^0.8.11;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
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) 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;
uint8 private _decimals;
constructor(string memory name_, string memory symbol_, uint8 decimals_) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
}
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 _decimals;
}
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 _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;
// Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
// decrementing then incrementing.
_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 {
// Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(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);
}
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 factory() external pure returns (address);
function WETH() external pure returns (address);
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract Ethermoon is ERC20, Ownable {
using SafeMath for uint256;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
string private constant _name = "Ethermoon";
string private constant _symbol = "ETMN";
bool private tradingEnabled = false;
bool private swapEnabled = false;
bool private transferDelayEnabled = true;
bool private swapping;
uint256 public swapTokensAtAmount;
uint256 private maxTaxSwap;
address public marketingWallet;
struct Taxes {
uint256 buy;
uint256 sell;
}
Taxes public taxes;
uint256 public maxTransactionAmount;
uint256 public maxWallet;
mapping(address => bool) private excludedFees;
mapping(address => bool) private excludedMaxTnxAmount;
mapping(address => bool) private automatedMarketMakerPairs;
mapping(address => uint256) private _holderLastTransferTimestamp;
event ExcludeFromFees(address indexed account, bool excluded);
event ExcludeFromMaxTnxAmount(address indexed account, bool excluded);
event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);
constructor() ERC20(_name, _symbol, 9) {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapV2Router = _uniswapV2Router;
excludeFromMaxTnxAmount(address(_uniswapV2Router), true);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
automatedMarketMakerPairs[address(uniswapV2Pair)] = true;
excludeFromMaxTnxAmount(address(uniswapV2Pair), true);
emit SetAutomatedMarketMakerPair(uniswapV2Pair, true);
uint256 totalSupply = 1000000000 * 10**decimals();
maxWallet = maxTransactionAmount = totalSupply.mul(2).div(100);
swapTokensAtAmount = totalSupply.mul(5).div(10000);
maxTaxSwap = totalSupply.mul(12).div(1000);
taxes = Taxes(20, 30);
marketingWallet = _msgSender();
excludeFromFees(owner(), true);
excludeFromFees(address(this), true);
excludeFromMaxTnxAmount(owner(), true);
excludeFromMaxTnxAmount(address(this), true);
excludeFromMaxTnxAmount(address(0xdead), true);
_mint(_msgSender(), totalSupply);
}
receive() external payable {}
function min(uint256 a, uint256 b) private pure returns (uint256) {
return (a > b) ? b : a;
}
function openTrading() external onlyOwner() {
require(!tradingEnabled, "Trading is already open");
_approve(address(this), address(uniswapV2Router), totalSupply());
uniswapV2Router.addLiquidityETH{value : address(this).balance}(
address(this),
balanceOf(address(this)).mul(88).div(100),
0,
0,
owner(),
block.timestamp
);
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
swapEnabled = true;
tradingEnabled = true;
}
function removeLimits() external onlyOwner {
maxTransactionAmount = maxWallet = totalSupply();
}
function disableTransferDelay() external onlyOwner {
transferDelayEnabled = false;
}
function setTaxes(uint256 buy, uint256 sell) external onlyOwner {
require(buy + sell <= 10, "Must keep fees at 10% or less");
taxes = Taxes(buy, sell);
}
function removeTaxes() external onlyOwner {
taxes = Taxes(0, 0);
}
function excludeFromMaxTnxAmount(address _address, bool excluded) public onlyOwner {
excludedMaxTnxAmount[_address] = excluded;
emit ExcludeFromMaxTnxAmount(_address, excluded);
}
function excludeFromFees(address _address, bool excluded) public onlyOwner {
excludedFees[_address] = excluded;
emit ExcludeFromFees(_address, 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, "ERC20: transfer amount must be greater than zero.");
if (from != owner() && to != owner() && to != address(0) && to != address(0xdead) && !swapping) {
if (!tradingEnabled) {
require(excludedFees[from] || excludedFees[to], "Trading is not active.");
}
if (transferDelayEnabled) {
if (to != owner() && to != address(uniswapV2Router) && to != address(uniswapV2Pair)) {
require(_holderLastTransferTimestamp[tx.origin] < block.number, "Only one purchase per block allowed.");
_holderLastTransferTimestamp[tx.origin] = block.number;
}
}
if (automatedMarketMakerPairs[from] && !excludedMaxTnxAmount[to]) {
require(amount <= maxTransactionAmount, "Buy transfer amount exceeds the max transaction amount.");
require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded.");
} else if (automatedMarketMakerPairs[to] && !excludedMaxTnxAmount[from]) {
require(amount <= maxTransactionAmount, "Sell transfer amount exceeds the max transaction amount.");
} else if (!excludedMaxTnxAmount[to]) {
require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded.");
}
}
bool takeFee = !swapping;
if (excludedFees[from] || excludedFees[to]) {
takeFee = false;
}
uint256 fees = 0;
if (takeFee) {
if (automatedMarketMakerPairs[to] && taxes.sell > 0) {
fees = amount.mul(taxes.sell).div(100);
} else if (automatedMarketMakerPairs[from] && taxes.buy > 0) {
fees = amount.mul(taxes.buy).div(100);
}
amount -= fees;
}
uint256 contractBalance = balanceOf(address(this));
bool canSwap = contractBalance >= swapTokensAtAmount;
if (
canSwap &&
swapEnabled &&
!swapping &&
!automatedMarketMakerPairs[from] &&
!excludedFees[from] &&
!excludedFees[to]
) {
swapping = true;
bool success;
swapTokensForEth(min(amount, min(contractBalance, maxTaxSwap)));
(success, ) = address(marketingWallet).call{value: address(this).balance}("");
swapping = false;
}
if (fees > 0) {
super._transfer(from, address(this), 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
);
}
}