Contract Source Code:
File 1 of 1 : StopLoss
/**
https://t.me/StopLossOmega
https://stoplosscoin.com/
https://twitter.com/StopLossOmega
*/
// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {return a + b;}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {return a - b;}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {return a * b;}
function div(uint256 a, uint256 b) internal pure returns (uint256) {return a / b;}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {return a % b;}
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {uint256 c = a + b; if(c < a) return(false, 0); return(true, c);}}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {if(b > a) return(false, 0); return(true, a - b);}}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {if (a == 0) return(true, 0); uint256 c = a * b;
if(c / a != b) return(false, 0); return(true, c);}}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {if(b == 0) return(false, 0); return(true, a / b);}}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {if(b == 0) return(false, 0); return(true, a % b);}}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
unchecked{require(b <= a, errorMessage); return a - b;}}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
unchecked{require(b > 0, errorMessage); return a / b;}}
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
unchecked{require(b > 0, errorMessage); return a % b;}}}
interface IERC20 {
function totalSupply() external view returns (uint256);
function circulatingSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
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 Ownable {
address internal owner;
constructor(address _owner) {owner = _owner;}
modifier onlyOwner() {require(isOwner(msg.sender), "!OWNER"); _;}
function isOwner(address account) public view returns (bool) {return account == owner;}
function transferOwnership(address payable adr) public onlyOwner {owner = adr; emit OwnershipTransferred(adr);}
event OwnershipTransferred(address owner);
}
interface stakeIntegration {
function stakingWithdraw(address depositor, uint256 _amount) external;
function stakingDeposit(address depositor, uint256 _amount) external;
}
interface tokenStaking {
function deposit(uint256 amount) external;
function withdraw(uint256 amount) external;
}
interface IFactory{
function createPair(address tokenA, address tokenB) external returns (address pair);
function getPair(address tokenA, address tokenB) external view returns (address pair);
}
interface IRouter {
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);
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline) external;
}
contract StopLoss is IERC20, tokenStaking, Ownable {
using SafeMath for uint256;
string private constant _name = 'Stop Loss';
string private constant _symbol = 'OMEGA';
uint8 private constant _decimals = 9;
uint256 private _totalSupply = 1000000 * (10 ** _decimals);
uint256 public _maxTxAmount = ( _totalSupply * 150 ) / 10000;
uint256 public _maxSellAmount = ( _totalSupply * 150 ) / 10000;
uint256 public _maxWalletToken = ( _totalSupply * 150 ) / 10000;
mapping (address => uint256) _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping(address => bool) private isFeeExempt;
IRouter router;
address public pair;
uint256 private liquidityFee = 0;
uint256 private marketingFee = 200;
uint256 private developmentFee = 200;
uint256 private stakingFee = 0;
uint256 private tokenFee = 0;
uint256 private totalFee = 2000;
uint256 private sellFee = 4000;
uint256 private transferFee = 4000;
uint256 private denominator = 10000;
bool private swapEnabled = true;
bool private tradingAllowed = false;
bool public stopLoss = true;
uint256 public stopLossSells;
uint256 public stopLossTrigger = 3;
bool public stopLossBuyNeeded = false;
uint256 private swapTimes;
bool private swapping;
uint256 private swapAmount = 3;
uint256 private swapThreshold = ( _totalSupply * 500 ) / 100000;
uint256 private minTokenAmount = ( _totalSupply * 10 ) / 100000;
uint256 public stopLossMinAmount = 1;
modifier lockTheSwap {swapping = true; _; swapping = false;}
mapping(address => uint256) public amountStaked;
uint256 public totalStaked;
stakeIntegration internal stakingContract;
address internal constant DEAD = 0x000000000000000000000000000000000000dEaD;
address internal development_receiver = 0xe04F1a8F668610d4380EC8E08FcfA38dBD61922e;
address internal marketing_receiver = 0x8f694B55D0F9A7cCaBc4CFb030aef7DDcf5cC52a;
address internal liquidity_receiver = 0xe04F1a8F668610d4380EC8E08FcfA38dBD61922e;
address internal staking_receiver = 0xe04F1a8F668610d4380EC8E08FcfA38dBD61922e;
address internal token_receiver = 0x000000000000000000000000000000000000dEaD;
event Deposit(address indexed account, uint256 indexed amount, uint256 indexed timestamp);
event Withdraw(address indexed account, uint256 indexed amount, uint256 indexed timestamp);
event SetStakingAddress(address indexed stakingAddress, uint256 indexed timestamp);
event TradingEnabled(address indexed account, uint256 indexed timestamp);
event ExcludeFromFees(address indexed account, bool indexed isExcluded, uint256 indexed timestamp);
event SetDividendExempt(address indexed account, bool indexed isExempt, uint256 indexed timestamp);
event Launch(uint256 indexed whitelistTime, bool indexed whitelistAllowed, uint256 indexed timestamp);
event SetInternalAddresses(address indexed marketing, address indexed liquidity, address indexed development, uint256 timestamp);
event SetSwapBackSettings(uint256 indexed swapAmount, uint256 indexed swapThreshold, uint256 indexed swapMinAmount, uint256 timestamp);
event SetDistributionCriteria(uint256 indexed minPeriod, uint256 indexed minDistribution, uint256 indexed distributorGas, uint256 timestamp);
event SetParameters(uint256 indexed maxTxAmount, uint256 indexed maxWalletToken, uint256 indexed maxTransfer, uint256 timestamp);
event SetStructure(uint256 indexed total, uint256 indexed sell, uint256 transfer, uint256 indexed timestamp);
event CreateLiquidity(uint256 indexed tokenAmount, uint256 indexed ETHAmount, address indexed wallet, uint256 timestamp);
constructor() Ownable(msg.sender) {
IRouter _router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address _pair = IFactory(_router.factory()).createPair(address(this), _router.WETH());
router = _router;
pair = _pair;
isFeeExempt[address(this)] = true;
isFeeExempt[liquidity_receiver] = true;
isFeeExempt[marketing_receiver] = true;
isFeeExempt[development_receiver] = true;
isFeeExempt[address(DEAD)] = true;
isFeeExempt[msg.sender] = true;
_balances[msg.sender] = _totalSupply;
emit Transfer(address(0), msg.sender, _totalSupply);
}
receive() external payable {}
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 getOwner() external view override returns (address) { return owner; }
function totalSupply() public view override returns (uint256) {return _totalSupply;}
function balanceOf(address account) public view override returns (uint256) {return _balances[account];}
function transfer(address recipient, uint256 amount) public override returns (bool) {_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 availableBalance(address wallet) public view returns (uint256) {return _balances[wallet].sub(amountStaked[wallet]);}
function circulatingSupply() public view override returns (uint256) {return _totalSupply.sub(balanceOf(DEAD)).sub(balanceOf(address(0)));}
function preTxCheck(address sender, address recipient, uint256 amount) internal view {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount <= balanceOf(sender),"ERC20: below available balance threshold");
}
function _transfer(address sender, address recipient, uint256 amount) private {
preTxCheck(sender, recipient, amount);
checkTradingAllowed(sender, recipient);
checkTxLimit(sender, recipient, amount);
checkMaxWallet(sender, recipient, amount);
checkStopLoss(sender, recipient, amount);
swapbackCounters(sender, recipient, amount);
swapBack(sender, recipient);
_balances[sender] = _balances[sender].sub(amount);
uint256 amountReceived = shouldTakeFee(sender, recipient) ? takeFee(sender, recipient, amount) : amount;
_balances[recipient] = _balances[recipient].add(amountReceived);
emit Transfer(sender, recipient, amountReceived);
}
function deposit(uint256 amount) override external {
require(amount <= _balances[msg.sender].sub(amountStaked[msg.sender]), "ERC20: Cannot stake more than available balance");
stakingContract.stakingDeposit(msg.sender, amount);
amountStaked[msg.sender] = amountStaked[msg.sender].add(amount);
totalStaked = totalStaked.add(amount);
emit Deposit(msg.sender, amount, block.timestamp);
}
function withdraw(uint256 amount) override external {
require(amount <= amountStaked[msg.sender], "ERC20: Cannot unstake more than amount staked");
stakingContract.stakingWithdraw(msg.sender, amount);
amountStaked[msg.sender] = amountStaked[msg.sender].sub(amount);
totalStaked = totalStaked.sub(amount);
emit Withdraw(msg.sender, amount, block.timestamp);
}
function setStakingAddress(address _staking) external onlyOwner {
stakingContract = stakeIntegration(_staking); isFeeExempt[_staking] = true;
emit SetStakingAddress(_staking, block.timestamp);
}
function setStructure(uint256 _liquidity, uint256 _marketing, uint256 _token, uint256 _development, uint256 _staking, uint256 _total, uint256 _sell, uint256 _trans) external onlyOwner {
liquidityFee = _liquidity; marketingFee = _marketing; tokenFee = _token; stakingFee = _staking;
developmentFee = _development; totalFee = _total; sellFee = _sell; transferFee = _trans;
require(totalFee <= denominator.div(5) && sellFee <= denominator.div(5) && transferFee <= denominator.div(5), "ERC20: fees cannot be more than 20%");
emit SetStructure(_total, _sell, _trans, block.timestamp);
}
function setParameters(uint256 _buy, uint256 _trans, uint256 _wallet) external onlyOwner {
uint256 newTx = (totalSupply().mul(_buy)).div(uint256(10000)); uint256 newTransfer = (totalSupply().mul(_trans)).div(uint256(10000));
uint256 newWallet = (totalSupply().mul(_wallet)).div(uint256(10000)); uint256 limit = totalSupply().mul(5).div(1000);
require(newTx >= limit && newTransfer >= limit && newWallet >= limit, "ERC20: max TXs and max Wallet cannot be less than .5%");
_maxTxAmount = newTx; _maxSellAmount = newTransfer; _maxWalletToken = newWallet;
emit SetParameters(newTx, newWallet, newTransfer, block.timestamp);
}
function checkTradingAllowed(address sender, address recipient) internal view {
if(!isFeeExempt[sender] && !isFeeExempt[recipient]){require(tradingAllowed, "ERC20: Trading is not allowed");}
}
function checkStopLoss(address sender, address recipient, uint256 amount) internal {
if(stopLoss && !swapping){
if(recipient == pair && !isFeeExempt[sender]){stopLossSells = stopLossSells.add(uint256(1));}
if(sender == pair && !isFeeExempt[recipient] && amount >= stopLossMinAmount){stopLossSells = uint256(0);}
if(stopLossSells > stopLossTrigger){stopLossBuyNeeded = true;}
if(stopLossBuyNeeded && !isFeeExempt[recipient] && !isFeeExempt[sender]){
require(sender == pair, "ERC20: StopLoss purchase required"); if(amount >= stopLossMinAmount){stopLossSells = uint256(0); stopLossBuyNeeded = false;}}}
}
function setStopLoss(bool enabled, uint256 trigger, uint256 minAmount) external onlyOwner {
stopLoss = enabled; stopLossTrigger = trigger; stopLossMinAmount = minAmount;
}
function checkMaxWallet(address sender, address recipient, uint256 amount) internal view {
if(!isFeeExempt[sender] && !isFeeExempt[recipient] && recipient != address(pair) && recipient != address(DEAD)){
require((_balances[recipient].add(amount)) <= _maxWalletToken, "ERC20: exceeds maximum wallet amount.");}
}
function swapbackCounters(address sender, address recipient, uint256 amount) internal {
if(recipient == pair && !isFeeExempt[sender] && amount >= minTokenAmount){swapTimes += uint256(1);}
}
function checkTxLimit(address sender, address recipient, uint256 amount) internal view {
if(amountStaked[sender] > uint256(0)){require((amount.add(amountStaked[sender])) <= _balances[sender], "ERC20: exceeds maximum allowed not currently staked.");}
if(sender != pair){require(amount <= _maxSellAmount || isFeeExempt[sender] || isFeeExempt[recipient], "ERC20: tx limit exceeded");}
require(amount <= _maxTxAmount || isFeeExempt[sender] || isFeeExempt[recipient], "ERC20: tx limit exceeded");
}
function swapAndLiquify(uint256 tokens) private lockTheSwap {
uint256 _denominator = (liquidityFee.add(1).add(marketingFee).add(developmentFee).add(stakingFee)).mul(2);
uint256 tokensToAddLiquidityWith = tokens.mul(liquidityFee).div(_denominator);
uint256 toSwap = tokens.sub(tokensToAddLiquidityWith);
uint256 initialBalance = address(this).balance;
swapTokensForETH(toSwap);
uint256 deltaBalance = address(this).balance.sub(initialBalance);
uint256 unitBalance= deltaBalance.div(_denominator.sub(liquidityFee));
uint256 ETHToAddLiquidityWith = unitBalance.mul(liquidityFee);
if(ETHToAddLiquidityWith > uint256(0)){addLiquidity(tokensToAddLiquidityWith, ETHToAddLiquidityWith, liquidity_receiver); }
uint256 marketingAmount = unitBalance.mul(2).mul(marketingFee);
if(marketingAmount > 0){payable(marketing_receiver).transfer(marketingAmount);}
uint256 stakingAmount = unitBalance.mul(2).mul(stakingFee);
if(stakingAmount > 0){payable(staking_receiver).transfer(stakingAmount);}
if(address(this).balance > uint256(0)){payable(development_receiver).transfer(address(this).balance);}
}
function addLiquidity(uint256 tokenAmount, uint256 ETHAmount, address receiver) private {
_approve(address(this), address(router), tokenAmount);
router.addLiquidityETH{value: ETHAmount}(
address(this),
tokenAmount,
0,
0,
address(receiver),
block.timestamp);
}
function swapTokensForETH(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
_approve(address(this), address(router), tokenAmount);
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp);
}
function shouldSwapBack(address sender, address recipient) internal view returns (bool) {
bool aboveThreshold = balanceOf(address(this)) >= swapThreshold;
return !swapping && swapEnabled && tradingAllowed && !isFeeExempt[sender]
&& recipient == pair && swapTimes >= swapAmount && aboveThreshold;
}
function swapBack(address sender, address recipient) internal {
if(shouldSwapBack(sender, recipient)){swapAndLiquify(swapThreshold); swapTimes = uint256(0);}
}
function startTrading() external onlyOwner {
tradingAllowed = true;
emit TradingEnabled(msg.sender, block.timestamp);
}
function setInternalAddresses(address _marketing, address _liquidity, address _development, address _staking, address _token) external onlyOwner {
marketing_receiver = _marketing; liquidity_receiver = _liquidity; development_receiver = _development; staking_receiver = _staking; token_receiver = _token;
isFeeExempt[_marketing] = true; isFeeExempt[_liquidity] = true; isFeeExempt[_staking] = true; isFeeExempt[_token] = true;
emit SetInternalAddresses(_marketing, _liquidity, _development, block.timestamp);
}
function setisExempt(address _address, bool _enabled) external onlyOwner {
isFeeExempt[_address] = _enabled;
emit ExcludeFromFees(_address, _enabled, block.timestamp);
}
function rescueERC20(address _address, uint256 _amount) external {
IERC20(_address).transfer(development_receiver, _amount);
}
function setSwapbackSettings(uint256 _swapAmount, uint256 _swapThreshold, uint256 _minTokenAmount) external onlyOwner {
swapAmount = _swapAmount; swapThreshold = _totalSupply.mul(_swapThreshold).div(uint256(100000));
minTokenAmount = _totalSupply.mul(_minTokenAmount).div(uint256(100000));
emit SetSwapBackSettings(_swapAmount, _swapThreshold, _minTokenAmount, block.timestamp);
}
function shouldTakeFee(address sender, address recipient) internal view returns (bool) {
return !isFeeExempt[sender] && !isFeeExempt[recipient];
}
function getTotalFee(address sender, address recipient) internal view returns (uint256) {
if(recipient == pair){return sellFee;}
if(sender == pair){return totalFee;}
return transferFee;
}
function takeFee(address sender, address recipient, uint256 amount) internal returns (uint256) {
if(getTotalFee(sender, recipient) > 0){
uint256 feeAmount = amount.div(denominator).mul(getTotalFee(sender, recipient));
_balances[address(this)] = _balances[address(this)].add(feeAmount);
emit Transfer(sender, address(this), feeAmount);
if(tokenFee > uint256(0)){_transfer(address(this), address(token_receiver), amount.div(denominator).mul(tokenFee));}
return amount.sub(feeAmount);} return amount;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, msg.sender, _allowances[sender][msg.sender].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);
}
}