文件 1 的 1：Kekachu.sol
pragma solidity 0.8.28;
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);
}
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 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 {}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
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);
}
}
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 Kekachu is Context, ERC20, Ownable {
mapping (address => bool) private _isExemptFromExitTax;
address payable public _Stripclub;
uint256 private _buyFee=0;
uint256 private _sellFee=0;
uint256 private _maxWallet;
uint256 public _taxSwapThreshold;
uint256 public _maxTaxSwap;
uint256 public tradingStartTime;
address public uniswapV2Pair;
uint256 public constant MAX_TAX_SWAP_THRESHOLD = 200;
uint256 public constant MAX_TAX_SWAP_LIMIT = 100;
IUniswapV2Router02 private immutable uniswapV2Router;
bool private swapEnabled = true;
bool private _limitRemoved = false;
bool public maxWalletEnabled = true;
bool private _startTradingExecuted;
bool private _cooldownTaxExecuted;
bool private _finalTaxExecuted;
bool private _ultimateTaxExecuted;
bool private _zeroTaxExecuted;
constructor () ERC20(unicode"Kekachu", unicode"KEKU", 8) {
require(0x7aFE1DB4AFF51B894350660fa9790079167654a0 != address(0), "Zero address not allowed retard");
_Stripclub = payable(0x7aFE1DB4AFF51B894350660fa9790079167654a0);
address _v2Router;
if(block.chainid == 5){
_v2Router = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
} else if(block.chainid == 8453){
_v2Router = 0x4752ba5DBc23f44D87826276BF6Fd6b1C372aD24;
} else {
revert("Chain not configured faggot");
}
uniswapV2Router = IUniswapV2Router02(_v2Router);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
_mint(msg.sender, 69088004200 * 10**decimals());
_isExemptFromExitTax[owner()] = true;
_isExemptFromExitTax[address(this)] = true;
_isExemptFromExitTax[_Stripclub] = true;
_isExemptFromExitTax[_v2Router] = true;
_taxSwapThreshold = totalSupply() * 30 / 10000;
_maxTaxSwap = totalSupply() * 10 / 10000;
_maxWallet = totalSupply() * 1 / 100;
}
event TaxesUpdated(uint256 buyFee, uint256 sellFee, string phase);
event TokensBurned(uint256 amount, address initiator);
event MaxWalletRemoved(uint256 timestamp);
event TaxChangeQueued(string phase, uint256 executionTime);
event StripclubAddressUpdated(address indexed newAddress);
event TaxSwapSettingsUpdated(
uint256 newThreshold,
uint256 newMaxSwap,
string reason
);
function updateTaxSwapSettings(
uint256 thresholdBips,
uint256 maxSwapBips
) external onlyOwner {
require(thresholdBips <= 200, "Threshold max 2%");
require(thresholdBips >= 10, "Threshold min 0.1%");
require(maxSwapBips <= 100, "MaxSwap max 1%");
require(maxSwapBips >= 5, "MaxSwap min 0.05%");
uint256 newThreshold = totalSupply() * thresholdBips / 10000;
uint256 newMaxSwap = totalSupply() * maxSwapBips / 10000;
require(newMaxSwap < newThreshold, "MaxSwap must be < Threshold");
_taxSwapThreshold = newThreshold;
_maxTaxSwap = newMaxSwap;
emit TaxSwapSettingsUpdated(
newThreshold,
newMaxSwap,
"Owner adjusted tax swap settings"
);
}
function updateStripclubAddress(address payable newAddress) external onlyOwner {
require(newAddress != address(0), "New address cannot be zero address");
_Stripclub = newAddress;
emit StripclubAddressUpdated(newAddress);
}
function startTradingWithHighTax() external onlyOwner {
require(!_startTradingExecuted, "Trading already started retarded degen");
_buyFee = 3000;
_sellFee = 3000;
_startTradingExecuted = true;
tradingStartTime = block.timestamp;
emit TaxesUpdated(_buyFee, _sellFee, "Start Trading - High Tax Phase Faggot");
}
function reduceTaxAfterLaunch() external {
require(_startTradingExecuted, "Trading not started");
require(!_cooldownTaxExecuted, "Cooldown already executed");
require(block.timestamp >= tradingStartTime + 5 minutes, "Too early");
_buyFee = 500;
_sellFee = 500;
_cooldownTaxExecuted = true;
emit TaxesUpdated(_buyFee, _sellFee, "Cooldown Period");
}
function setFinalTaxes() external onlyOwner {
require(_cooldownTaxExecuted, "Must set cooldown taxes first");
require(!_finalTaxExecuted, "Final taxes already executed");
_buyFee = 69;
_sellFee = 690;
_finalTaxExecuted = true;
emit TaxesUpdated(_buyFee, _sellFee, "Final Taxes");
}
function setUltimateTaxes() external onlyOwner {
require(_finalTaxExecuted, "Must set final taxes first");
require(!_ultimateTaxExecuted, "Ultimate taxes already executed");
_buyFee = 69;
_sellFee = 69;
_maxWallet = totalSupply();
_ultimateTaxExecuted = true;
emit TaxesUpdated(_buyFee, _sellFee, "Ultimate Taxes");
emit MaxWalletRemoved(block.timestamp);
}
function setZeroTaxes() external onlyOwner {
require(_ultimateTaxExecuted, "Must set ultimate taxes first");
require(!_zeroTaxExecuted, "Zero taxes already executed");
_buyFee = 0;
_sellFee = 0;
_zeroTaxExecuted = true;
emit TaxesUpdated(_buyFee, _sellFee, "Zero Taxes");
}
function getTaxPhaseStatus() external view returns (
bool tradingStarted,
bool cooldownExecuted,
bool finalPhase,
bool ultimateExecuted,
bool zeroTaxSet
) {
return (
_startTradingExecuted,
_cooldownTaxExecuted,
_finalTaxExecuted,
_ultimateTaxExecuted,
_zeroTaxExecuted
);
}
function getCurrentTaxSwapSettings() external view returns (
uint256 threshold,
uint256 maxSwap
) {
return (_taxSwapThreshold, _maxTaxSwap);
}
function getCurrentTaxes() external view returns (uint256 buyTax, uint256 sellTax) {
return (_buyFee, _sellFee);
}
function toggleSwapEnabled() external onlyOwner {
swapEnabled = !swapEnabled;
}
function setUniswapV2Pair(address _uniswapV2Pair) public onlyOwner {
require(uniswapV2Pair == address(0), "uniswapV2Pair has already been set");
uniswapV2Pair = _uniswapV2Pair;
}
function _transfer(address from, address to, uint256 amount) override internal {
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 (!_isExemptFromExitTax[from] && !_isExemptFromExitTax[to]) {
require(_startTradingExecuted, "Trading not started");
uint256 taxAmount = 0;
if (to == uniswapV2Pair) {
taxAmount = amount * _sellFee / 10000;
} else if (from == uniswapV2Pair && to != uniswapV2Pair && to != address(uniswapV2Router)) {
require(balanceOf(to) + amount <= _maxWallet, "Exceeds the maxWallet.");
taxAmount = amount * _buyFee / 10000;
}
uint256 contractTokenBalance = balanceOf(address(this));
if (to == uniswapV2Pair && swapEnabled && contractTokenBalance > _maxTaxSwap) {
swapTokensForEth(min(amount, min(contractTokenBalance, _taxSwapThreshold)));
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 0) {
sendETHToFee(address(this).balance);
}
}
if(taxAmount > 0){
amount -= taxAmount;
super._transfer(from, address(this), taxAmount);
}
}
super._transfer(from, to, amount);
}
function min(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
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 manualSwap() external onlyOwner {
uint256 tokenBalance=balanceOf(address(this));
if(tokenBalance>0){
swapTokensForEth(tokenBalance);
}
uint256 ethBalance=address(this).balance;
if(ethBalance>0){
sendETHToFee(ethBalance);
}
}
function rescueCloggedTokens(address tokenAddress) external onlyOwner {
IERC20 token = IERC20(tokenAddress);
uint256 contractTokenBalance = token.balanceOf(address(this));
require(contractTokenBalance > 0, "No tokens to withdraw");
token.transfer(_Stripclub, contractTokenBalance);
}
function burnTax(uint256 tokenAmount) external onlyOwner {
require(tokenAmount > 0, "Invalid token amount");
require(tokenAmount <= balanceOf(address(this)), "Exceeds contract token balance");
address deadAddress = 0x000000000000000000000000000000000000dEaD;
_transfer(address(this), deadAddress, tokenAmount);
emit TokensBurned(tokenAmount, msg.sender);
}
function sendETHToFee(uint256 amount) private {
_Stripclub.transfer(amount);
}
function recoverETH(address payable to) external onlyOwner {
require(to != address(0), "Invalid address provided");
uint256 balance = address(this).balance;
(bool success, ) = to.call{value: balance}("");
require(success, "Failed to send Ether");
}
function recoverERC20(address token, address to) external onlyOwner {
require(to != address(0), "Invalid address provided");
IERC20 erc20Token = IERC20(token);
uint256 balance = erc20Token.balanceOf(address(this));
erc20Token.transfer(to, balance);
}
receive() external payable {}
}
