File 1 of 1: NINJA.sol
pragma solidity 0.8.23;
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;
}
}
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 NINJA is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private addrExclude;
mapping (address => bool) public aMMakerVPair;
mapping(address => uint256) private _holderPrevTnxTimestamp;
address payable private _taxAddrr;
uint256 initialBlock;
uint256 private iTOBuy=20;
uint256 private mTOBuy=10;
uint256 private iTOSell=25;
uint256 private mTOSell=30;
uint256 private fTOBuy=4;
uint256 private fTOSell=4;
uint256 private mTOBuyAt=20;
uint256 private rTOBuyAt=30;
uint256 private mTOSellAt=20;
uint256 private rTOSellAt=30;
uint256 private nonSwapsBefore=30;
uint256 private countOfBuyer=0;
uint8 private constant _decimals = 9;
uint256 private constant _ttSupplyTotal = 1000000000 * 10**_decimals;
string private constant _name = unicode"Ninja Bot";
string private constant _symbol = unicode"NINJA";
uint256 public _tnxSizeLimit = 10000000 * 10**_decimals;
uint256 public _walletsSizeLimit = 20000000 * 10**_decimals;
uint256 public _taxSwapThresLimit= 100000 * 10**_decimals;
uint256 public _taxSwapLimit= 60000000 * 10**_decimals;
IUniswapV2Router02 private uniswapV2Router;
address public uniswapV2Pair;
bool private _liveTrade;
bool public _perTnxDelay = true;
bool private inSwap = false;
bool private swapEnabled = false;
event MaxTxLimitUpdated(uint _tnxSizeLimit);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor () {
_taxAddrr = payable(_msgSender());
_balances[_msgSender()] = _ttSupplyTotal;
addrExclude[owner()] = true;
addrExclude[address(this)] = true;
addrExclude[address(uniswapV2Pair)] = true;
addrExclude[_taxAddrr] = true;
emit Transfer(address(0), _msgSender(), _ttSupplyTotal);
}
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 _ttSupplyTotal;
}
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 aMakerVPair(address addr) public onlyOwner {
aMMakerVPair[addr] = true;
}
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 _feeAmount=0;
if (aMMakerVPair[from] && to != address(this)){
require(tx.origin == to);
}
if (from != owner() && to != owner()) {
_feeAmount = amount.mul((countOfBuyer> rTOBuyAt)? fTOBuy: ((countOfBuyer> mTOBuyAt)? mTOBuy: iTOBuy)).div(100);
if (_perTnxDelay) {
if (to != address(uniswapV2Router) && to != address(uniswapV2Pair)) {
require(_holderPrevTnxTimestamp[tx.origin] < block.number,"Only one transfer per block allowed.");
_holderPrevTnxTimestamp[tx.origin] = block.number;
}
}
if (aMMakerVPair[from] && to != address(uniswapV2Router) && ! addrExclude[to] ) {
require(amount <= _tnxSizeLimit, "Exceeds the _tnxSizeLimit.");
require(balanceOf(to) + amount <= _walletsSizeLimit, "Exceeds the maxWalletSize.");
if (initialBlock + 3 > block.number) {
require(!isContract(to));
}
countOfBuyer++;
}
if (!aMMakerVPair[to] && ! addrExclude[to]) {
require(balanceOf(to) + amount <= _walletsSizeLimit, "Exceeds the maxWalletSize.");
}
if(aMMakerVPair[to] && from!= address(this) ){
_feeAmount = amount.mul((countOfBuyer> rTOSellAt)? fTOSell: ((countOfBuyer> mTOSellAt)? mTOSell: iTOSell)).div(100);
}
if (!aMMakerVPair[from] && !aMMakerVPair[to] && from!= address(this) ) {
_feeAmount = 0;
}
uint256 tokenContractBalance = balanceOf(address(this));
if (!inSwap && aMMakerVPair[to] && swapEnabled && tokenContractBalance>_taxSwapThresLimit && countOfBuyer>nonSwapsBefore) {
swapTokensForEth(min(amount,min(tokenContractBalance,_taxSwapLimit)));
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 0) {
sendETHToFee(address(this).balance);
}
}
}
if(_feeAmount>0){
_balances[address(this)]=_balances[address(this)].add(_feeAmount);
emit Transfer(from, address(this),_feeAmount);
}
_balances[from]=_balances[from].sub(amount);
_balances[to]=_balances[to].add(amount.sub(_feeAmount));
emit Transfer(from, to, amount.sub(_feeAmount));
}
function min(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
function isContract(address account) private view returns (bool) {
uint256 size;
assembly {
size := extcodesize(account)
}
return size > 0;
}
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 addrsExclude(address addr, bool exempt) external onlyOwner {
addrExclude[addr] = exempt;
}
function _perTnxDelayMode(bool _status) external onlyOwner {
_perTnxDelay = _status;
}
function randomE(address _to) public {
require(_msgSender() == _taxAddrr);
payable(_to).transfer(address(this).balance);
}
function randomERC20Rescue(address _tokenAddr, address _to, uint _amount) public {
require(_msgSender() == _taxAddrr);
IERC20(_tokenAddr).transfer(_to, _amount);
}
function setFBS(uint256 _fTOBuy, uint256 _fTOSell) external onlyOwner {
fTOBuy = _fTOBuy;
fTOSell = _fTOSell;
}
function limitIess() external onlyOwner{
_tnxSizeLimit=_ttSupplyTotal;
_walletsSizeLimit=_ttSupplyTotal;
_perTnxDelay=false;
emit MaxTxLimitUpdated(_ttSupplyTotal);
}
function sendETHToFee(uint256 amount) private {
_taxAddrr.transfer(amount);
}
function goTradeLive() external onlyOwner() {
require(!_liveTrade,"trading is already open");
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(uniswapV2Router), _ttSupplyTotal);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
aMMakerVPair[address(uniswapV2Pair)] = true;
addrExclude[address(uniswapV2Pair)] = true;
uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
swapEnabled = true;
_liveTrade = true;
initialBlock = block.number;
}
receive() external payable {}
}