文件 1 的 1:WICKEDBET.sol
pragma solidity 0.8.13;
interface IERC20 {
function totalSupply() 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);
event Burn(address indexed from, address indexed to, uint256 value);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
address ZERO = 0x0000000000000000000000000000000000000000;
constructor() {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(ZERO);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != ZERO, "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
interface IDEXFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IDEXRouter {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
contract WICKEDBET is IERC20, Ownable {
address private WETH;
string private constant _name = "Wicked Bet";
string private constant _symbol = "WIK";
uint8 private constant _decimals = 18;
uint256 _totalSupply = 1 * 10**8 * (10 ** _decimals);
uint256 public swapThreshold = _totalSupply / 1000;
mapping (address => uint256) private _balances;
mapping (address => mapping(address => uint256)) private _allowances;
mapping (address => bool) public isFeeExempt;
address DEAD = 0x000000000000000000000000000000000000dEaD;
uint[3] taxesCollected = [0, 0];
uint256 public launchedAt;
address public liquidityPool = DEAD;
uint256 private buyWik = 300;
uint256 private sellWik = 300;
uint256 private buyLP = 200;
uint256 private sellLP = 200;
uint256 private xferBurn = 50;
uint256 _baseBuyFee = buyWik + buyLP;
uint256 _baseSellFee = sellWik + sellLP;
IDEXRouter public router;
address public pair;
address public factory;
address public wickedWallet = payable(0x000000000000000000000000000000000000dEaD);
bool inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
bool public tradingOpen = false;
event LiquidityPoolUpdated(address indexed _newPool);
event WickedWalletUpdated(address indexed _newWallet);
event RouterUpdated(IDEXRouter indexed _newRouter);
event BuyFeesUpdated(uint256 _newWik, uint256 _newLp);
event SellFeesUpdated(uint256 _neWik, uint256 _newLp);
event FeeExemptionChanged(address indexed _exemptWallet, bool _exempt);
event SwapbackSettingsChanged(bool _enabled, uint256 _newSwapbackAmount);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor() {
router = IDEXRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
WETH = router.WETH();
pair = IDEXFactory(router.factory()).createPair(WETH, address(this));
_allowances[address(this)][address(router)] = type(uint256).max;
isFeeExempt[owner()] = true;
isFeeExempt[wickedWallet] = true;
isFeeExempt[address(this)] = true;
_balances[owner()] = _totalSupply;
emit Transfer(address(0), owner(), _totalSupply);
}
receive() external payable { }
function launchSequence() external onlyOwner {
require(launchedAt == 0, "Already launched");
launchedAt = block.number;
tradingOpen = true;
}
function getCirculatingSupply() public view returns (uint256) {
return _totalSupply - balanceOf(DEAD) - balanceOf(ZERO);
}
function totalSupply() external view override returns (uint256) { return _totalSupply; }
function decimals() external pure override returns (uint8) { return _decimals; }
function symbol() external pure override returns (string memory) { return _symbol; }
function name() external pure override returns (string memory) { return _name; }
function getOwner() external view override returns (address) { return owner(); }
function balanceOf(address account) public view override returns (uint256) { return _balances[account]; }
function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }
function baseBuyFee() external view returns (uint256) {return _baseBuyFee; }
function baseSellFee() external view returns (uint256) {return _baseSellFee; }
function approve(address spender, uint256 amount) public override returns (bool) {
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function approveMax(address spender) external returns (bool) {
return approve(spender, type(uint256).max);
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
return _transfer(msg.sender, recipient, amount);
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
if(_allowances[sender][msg.sender] != type(uint256).max){
_allowances[sender][msg.sender] = _allowances[sender][msg.sender] - amount;
}
return _transfer(sender, recipient, amount);
}
function _transfer(address sender, address recipient, uint256 amount) internal returns (bool) {
require(sender != address(0), "BEP20: transfer from the zero address");
require(recipient != address(0), "BEP20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if(!isFeeExempt[sender] && !isFeeExempt[recipient]) { require(tradingOpen, "Trading not active"); }
if(inSwapAndLiquify){ return _basicTransfer(sender, recipient, amount); }
if(sender != pair && recipient != pair) { return _burnTransfer(sender, recipient, amount); }
if(msg.sender != pair && !inSwapAndLiquify && swapAndLiquifyEnabled && _balances[address(this)] >= swapThreshold){ swapBack(); }
_balances[sender] = _balances[sender] - amount;
uint256 finalAmount = !isFeeExempt[sender] && !isFeeExempt[recipient] ? takeFee(sender, recipient, amount) : amount;
_balances[recipient] = _balances[recipient] + finalAmount;
emit Transfer(sender, recipient, finalAmount);
return true;
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender] - amount;
_balances[recipient] = _balances[recipient] + amount;
emit Transfer(sender, recipient, amount);
return true;
}
function _burnTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
uint _burnFee = amount * xferBurn / 10000;
uint256 _finalAmount = !isFeeExempt[sender] ? amount - _burnFee : amount;
_balances[sender] = _balances[sender] - amount;
_balances[recipient] = _balances[recipient] + _finalAmount;
if(!isFeeExempt[sender]) {
_balances[DEAD] = _balances[DEAD] + _burnFee;
emit Burn(sender, DEAD, _burnFee);
}
emit Transfer(sender, recipient, _finalAmount);
return true;
}
function takeFee(address sender, address recipient, uint256 amount) internal returns (uint256) {
uint256 wikTaxB = amount * buyWik / 10000;
uint256 wikTaxS = amount * sellWik / 10000;
uint256 lpTaxB = amount * buyLP / 10000;
uint256 lpTaxS = amount * sellLP / 10000;
uint256 taxToGet;
if(sender == pair && recipient != address(pair) && !isFeeExempt[recipient]) {
taxToGet = wikTaxB + lpTaxB;
addTaxCollected(wikTaxB, lpTaxB);
}
if(!inSwapAndLiquify && sender != pair && tradingOpen) {
taxToGet = wikTaxS + lpTaxS;
addTaxCollected(wikTaxS, lpTaxS);
}
_balances[address(this)] = _balances[address(this)] + taxToGet;
emit Transfer(sender, address(this), taxToGet);
return amount - taxToGet;
}
function addTaxCollected(uint wik, uint lp) internal {
taxesCollected[0] += wik;
taxesCollected[1] += lp;
}
function swapTokensForETH(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
approve(address(this), tokenAmount);
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 ETHAmount) private {
router.addLiquidityETH{value: ETHAmount}(
address(this),
tokenAmount,
0,
0,
liquidityPool,
block.timestamp
);
}
function swapBack() internal lockTheSwap {
uint256 tokenBalance = _balances[address(this)];
uint256 _totalCollected = taxesCollected[0] + taxesCollected[1];
uint256 wikShare = taxesCollected[0];
uint256 lpShare = taxesCollected[1];
uint256 tokensForLiquidity = lpShare / 2;
uint256 amountToSwap = tokenBalance - tokensForLiquidity;
swapTokensForETH(amountToSwap);
uint256 totalETHBalance = address(this).balance;
uint256 ETHForWik = totalETHBalance * wikShare / _totalCollected;
uint256 ETHForLiquidity = totalETHBalance * lpShare / _totalCollected / 2;
if (totalETHBalance > 0) {
payable(wickedWallet).transfer(ETHForWik);
}
if (tokensForLiquidity > 0) {
addLiquidity(tokensForLiquidity, ETHForLiquidity);
}
delete taxesCollected;
}
function manualSwapBack() external onlyOwner {
swapBack();
}
function changeIsFeeExempt(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
emit FeeExemptionChanged(holder, exempt);
}
function setWickedWallet(address payable newWickedWallet) external onlyOwner {
require(newWickedWallet != address(0), "Cannot be set to zero address");
isFeeExempt[wickedWallet] = false;
wickedWallet = payable(newWickedWallet);
isFeeExempt[wickedWallet] = true;
emit WickedWalletUpdated(newWickedWallet);
}
function setLiquidityPool(address newLiquidityPool) external onlyOwner {
require(newLiquidityPool != address(0), "Cannot be set to zero address");
liquidityPool = newLiquidityPool;
emit LiquidityPoolUpdated(newLiquidityPool);
}
function changeSwapBackSettings(bool enableSwapback, uint256 newSwapbackLimit) external onlyOwner {
require(newSwapbackLimit >= 10000 * _decimals, "Limit must be over 10,000 tokens");
swapAndLiquifyEnabled = enableSwapback;
swapThreshold = newSwapbackLimit;
emit SwapbackSettingsChanged(enableSwapback, newSwapbackLimit);
}
function updateBuyFees(uint256 newBuyWikFee, uint256 newBuyLpFee) public onlyOwner {
require(newBuyWikFee + newBuyLpFee <= 500, "Fees Too High");
buyWik = newBuyWikFee;
buyLP = newBuyLpFee;
emit BuyFeesUpdated(newBuyWikFee, newBuyLpFee);
}
function updateSellFees(uint256 newSellWikFee,uint256 newSellLpFee) public onlyOwner {
require(newSellWikFee + newSellLpFee <= 500, "Fees Too High");
sellWik = newSellWikFee;
sellLP = newSellLpFee;
emit SellFeesUpdated(newSellWikFee, newSellLpFee);
}
function updateRouter(IDEXRouter _newRouter) external onlyOwner {
require(_newRouter != IDEXRouter(ZERO), "Cannot be set to zero address");
require(_newRouter != IDEXRouter(DEAD), "Cannot be set to zero address");
router = _newRouter;
emit RouterUpdated(_newRouter);
}
function clearStuckETH() external onlyOwner {
uint256 contractETHBalance = address(this).balance;
if(contractETHBalance > 0) {
payable(wickedWallet).transfer(contractETHBalance);
}
}
function clearStuckTokens(address contractAddress) external onlyOwner {
IERC20 erc20Token = IERC20(contractAddress);
uint256 balance = erc20Token.balanceOf(address(this));
erc20Token.transfer(wickedWallet, balance);
if(contractAddress == address(this)) { delete taxesCollected; }
}
}