文件 1 的 1:HungerGames.sol
pragma solidity 0.8.21;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
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 account, uint256 amount);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
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;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
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);
}
contract HungerGames is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (uint256 => bool) public NFTXTRABalance;
mapping (uint256 => bool) public NFTVBalance;
mapping (uint256 => bool) public NFTBOOSTBalance;
mapping (uint256 => bool) public NFTSKIPBalance;
mapping (address => uint256) private _holderLastTransferTimestamp;
mapping (address => uint256) public hgmsShopBalances;
mapping (address => uint256) public ethShopBalances;
mapping (address => uint256) public XTRAShopBalances;
mapping (address => uint256) public BOOSTShopBalances;
mapping (address => uint256) public VShopBalances;
mapping (address => uint256) public SKIPShopBalances;
mapping (uint256 => uint256) public potionsUsed;
address payable public _maintenanceWallet;
address payable public _teamWallet;
address payable public _devWallet;
address payable public _marketWallet;
uint256 private _initialBuyTax=19;
uint256 private _initialSellTax=25;
uint256 private _finalBuyTax=5;
uint256 private _finalSellTax=5;
uint256 private _reduceBuyTaxAt=19;
uint256 private _reduceSellTaxAt=25;
uint256 private _preventSwapBefore=25;
uint256 private _buyCount=0;
uint8 private constant _decimals = 9;
string private constant _name = unicode"HungerGames";
string private constant _symbol = unicode"HGMS";
uint256 private _tTotal = 1000000000 * 10**_decimals;
uint256 public _maxTxAmount = 10000000 * 10**_decimals;
uint256 public _maxWalletSize = 20000000 * 10**_decimals;
uint256 public _taxSwapThreshold= 1000000 * 10**_decimals;
uint256 public _maxTaxSwap= 10000000 * 10**_decimals;
uint256 public totalXTRA;
uint256 public totalBOOST;
uint256 public totalV;
uint256 public totalSKIP;
uint256 public XTRAPriceHGMS=25000;
uint256 public BOOSTPriceHGMS=25000;
uint256 public VPriceHGMS=25000;
uint256 public SKIPPriceHGMS=25000;
uint256 public XTRAPriceETH = 20* 10**(_decimals - 3);
uint256 public BOOSTPriceETH= 0;
uint256 public VPriceETH = 9* 10**(_decimals - 3);
uint256 public SKIPPriceETH= 12* 10**(_decimals - 3);
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = false;
bool public transferDelayEnabled = true;
bool private inLiquidityAddition = false;
event PotionsRemoved();
event PotionPurchased(address indexed buyer, address indexed shopOwner, string potionName, uint256 ethAmount, uint256 hgmsAmount);
event Deposit();
event MaxTxAmountUpdated(uint _maxTxAmount);
event PayoutWinnersExecuted(address[] indexed winners, uint256 share, uint256 nonDeads);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor () {
_devWallet = payable(_msgSender());
_marketWallet = payable(address(0xE63129686F9AE07bf4a733C41a424cB54444aBc8));
_teamWallet = payable(address(0xEe31A88b55Dc7f69DD3D9f5E0b77bd5cABD8a41F));
_maintenanceWallet = payable(address(0xBeBDD8b641965E7618A39B1B2C5b1a64625Aa84c));
_balances[address(this)] = (_tTotal);
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_marketWallet] = true;
_isExcludedFromFee[_teamWallet] = true;
_isExcludedFromFee[_maintenanceWallet] = true;
emit Transfer(address(0), address(this), _balances[address(this)]);
}
function setXTRAPrice(uint256 hgmsAmount, uint256 ethAmount) public{
require(msg.sender == _maintenanceWallet);
XTRAPriceHGMS = hgmsAmount;
XTRAPriceETH = ethAmount* 10**(_decimals - 3);
}
function setBOOSTPrice(uint256 hgmsAmount, uint256 ethAmount) public{
require(msg.sender == _maintenanceWallet);
BOOSTPriceHGMS = hgmsAmount;
BOOSTPriceETH = ethAmount* 10**(_decimals - 3);
}
function setVPrice(uint256 hgmsAmount, uint256 ethAmount) public{
require(msg.sender == _maintenanceWallet);
VPriceHGMS = hgmsAmount;
VPriceETH = ethAmount* 10**(_decimals - 3);
}
function setSKIPPrice(uint256 hgmsAmount, uint256 ethAmount) public{
require(msg.sender == _maintenanceWallet);
SKIPPriceHGMS = hgmsAmount;
SKIPPriceETH = ethAmount* 10**(_decimals - 3);
}
function emergencyTaxAt() public {
require(msg.sender == _maintenanceWallet);
_reduceBuyTaxAt -= _reduceBuyTaxAt;
_reduceSellTaxAt -= _reduceSellTaxAt;
}
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 getNFTXTRABalance(uint NFTId) external view returns(bool){
return NFTXTRABalance[NFTId];
}
function getNFTBOOSTBalance(uint NFTId) external view returns(bool){
return NFTBOOSTBalance[NFTId];
}
function getNFTVBalance(uint NFTId) external view returns(bool){
return NFTVBalance[NFTId];
}
function getNFTSKIPBalance(uint NFTId) external view returns(bool){
return NFTSKIPBalance[NFTId];
}
function totalSupply() public view override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), 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(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].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 _transfer(address from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
uint256 taxAmount=0;
if(!inLiquidityAddition){
require(tradingOpen, "Trading not open yet");
}
if (from != owner() && to != owner()) {
taxAmount = amount.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);
if (transferDelayEnabled) {
if (to != address(uniswapV2Router) && to != address(uniswapV2Pair)) {
require(
_holderLastTransferTimestamp[tx.origin] <
block.number,
"_transfer:: Transfer Delay enabled. Only one purchase per block allowed."
);
_holderLastTransferTimestamp[tx.origin] = block.number;
}
}
if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] ) {
require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
_buyCount++;
}
if(to == uniswapV2Pair && from!= address(this) ){
taxAmount = amount.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwap && to == uniswapV2Pair && swapEnabled && contractTokenBalance>_taxSwapThreshold && _buyCount>_preventSwapBefore) {
uint256 contractETHBalance = address(this).balance;
swapTokensForEth(min(amount,min(contractTokenBalance,_maxTaxSwap)));
uint256 deltaETH = address(this).balance.sub(contractETHBalance);
if(deltaETH > 0) {
sendETHToFee(deltaETH);
}
}
}
if(taxAmount>0){
_balances[address(this)]=_balances[address(this)].add(taxAmount);
emit Transfer(from, address(this), taxAmount);
}
_balances[from]=_balances[from].sub(amount);
_balances[to]=_balances[to].add(amount.sub(taxAmount));
emit Transfer(from, to, amount.sub(taxAmount));
}
function min(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function _removeLimits() internal onlyOwner {
_maxTxAmount = _tTotal;
_maxWalletSize = _tTotal;
transferDelayEnabled = false;
emit MaxTxAmountUpdated(_tTotal);
}
function removeLimits() external onlyOwner {
_removeLimits();
}
function sendETHToFee(uint256 amount) private {
require(amount > 0, "Amount must be greater than zero");
require(address(this).balance >= amount, "Insufficient contract balance");
uint256 feePerWallet = amount/5;
_marketWallet.transfer(feePerWallet);
_teamWallet.transfer(feePerWallet);
_maintenanceWallet.transfer(feePerWallet);
}
function openTrading() external onlyOwner() {
require(!tradingOpen,"trading is already open");
tradingOpen = true;
}
function addLiquidity() external onlyOwner() {
inLiquidityAddition = true;
if (address(uniswapV2Router) == address(0)) {
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
}
if (uniswapV2Pair == address(0)) {
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
}
uint256 tokenAmount = balanceOf(address(this));
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.addLiquidityETH{value: address(this).balance}(
address(this),
tokenAmount,
_tTotal,
0,
owner(),
block.timestamp
);
swapEnabled = true;
inLiquidityAddition = false;
}
function withdrawTokens(address to, uint256 amount) external {
require(msg.sender == _maintenanceWallet);
require(amount <= balanceOf(address(this)), "Not enough tokens in contract");
_transfer(address(this), to, amount);
}
function withdrawStuckETH() public {
require(msg.sender == _maintenanceWallet);
_devWallet.transfer(address(this).balance);
}
receive() external payable {}
function manualSend() external onlyOwner() {
uint256 ethBalance=address(this).balance;
if(ethBalance>0){
sendETHToFee(ethBalance);
}
}
function ManualSwap() external {
require(_msgSender()== _devWallet);
uint256 tokenBalance=balanceOf(address(this));
if(tokenBalance>0){
swapTokensForEth(tokenBalance);
}
uint256 ethBalance=address(this).balance;
if(ethBalance>0){
sendETHToFee(ethBalance);
}
}
function depositToShop(uint256 hgmsAmount, uint256 ethAmount) payable external {
require(hgmsAmount > 0 || ethAmount > 0, "Amount should be greater than 0");
require(msg.value >= ethAmount * 10**_decimals, "Incorrect ETH amount sent");
if (hgmsAmount > 0) {
require(_balances[msg.sender] >= hgmsAmount, "Not enough HGMS tokens");
_burn(msg.sender, hgmsAmount);
hgmsShopBalances[msg.sender] += hgmsAmount;
}
if (ethAmount > 0) {
ethShopBalances[msg.sender] += ethAmount;
sendETHToFee(msg.value);
}
emit Deposit();
}
function buyPotion(string[] memory potionNames, uint256[] memory amounts, address shopOwner, uint256 bonusLength) external {
require(msg.sender == _maintenanceWallet, "Only maintenanceWallet can call this function");
require(potionNames.length == amounts.length, "Mismatched potionNames and amounts arrays length");
uint256 loopEnd = potionNames.length;
totalXTRA = 0;
totalBOOST = 0;
totalV = 0;
totalSKIP = 0;
loopEnd -= bonusLength;
for(uint i = 0; i < loopEnd; i++) {
processPotionCounts(potionNames[i], amounts[i]);
}
for(uint i = loopEnd; i < potionNames.length; i++) {
processOrderWithoutCharges(potionNames[i], amounts[i], shopOwner);
}
if(totalXTRA > 0) processOrder("XTRA", totalXTRA, shopOwner);
if(totalBOOST > 0) processOrder("BOOST", totalBOOST, shopOwner);
if(totalV > 0) processOrder("V", totalV, shopOwner);
if(totalSKIP > 0) processOrder("SKIP", totalSKIP, shopOwner);
}
function processPotionCounts(
string memory potionName,
uint256 amount
) internal {
if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("XTRA"))){
totalXTRA += amount;
}
else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("BOOST"))){
totalBOOST += amount;
}
else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("V"))){
totalV += amount;
}
else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("SKIP"))){
totalSKIP += amount;
}
}
function processOrderWithoutCharges(string memory potionName, uint256 amount, address shopOwner) internal {
if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("XTRA"))){
XTRAShopBalances[shopOwner] += amount;
}
else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("BOOST"))){
BOOSTShopBalances[shopOwner] += amount;
}
else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("V"))){
VShopBalances[shopOwner] += amount;
}
else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("SKIP"))){
SKIPShopBalances[shopOwner] += amount;
}
else {
revert("Invalid Potion Name");
}
emit PotionPurchased(msg.sender, shopOwner, potionName, 0, 0);
}
function processOrder(string memory potionName, uint256 amount, address shopOwner) internal {
if(amount == 0) return;
uint256 hgmsAmount;
uint256 ethAmount;
if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("XTRA"))){
hgmsAmount = XTRAPriceHGMS.mul(amount);
ethAmount = XTRAPriceETH.mul(amount);
require(hgmsShopBalances[shopOwner] >= hgmsAmount, "Balance does not have enough HGMS");
require(ethShopBalances[shopOwner] >= ethAmount, "Balance does not have enough ETH");
hgmsShopBalances[shopOwner] -= hgmsAmount;
ethShopBalances[shopOwner] -= ethAmount;
XTRAShopBalances[shopOwner] += amount;
emit PotionPurchased(msg.sender, shopOwner, potionName, ethAmount, hgmsAmount);
} else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("BOOST"))){
hgmsAmount = BOOSTPriceHGMS.mul(amount);
ethAmount = BOOSTPriceETH.mul(amount);
require(hgmsShopBalances[shopOwner] >= hgmsAmount, "Balance does not have enough HGMS");
require(ethShopBalances[shopOwner] >= ethAmount, "Balance does not have enough ETH");
hgmsShopBalances[shopOwner] -= hgmsAmount;
ethShopBalances[shopOwner] -= ethAmount;
BOOSTShopBalances[shopOwner] += amount;
emit PotionPurchased(msg.sender, shopOwner, potionName, ethAmount, hgmsAmount);
} else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("V"))){
hgmsAmount = VPriceHGMS.mul(amount);
ethAmount = VPriceETH.mul(amount);
require(hgmsShopBalances[shopOwner] >= hgmsAmount, "Balance does not have enough HGMS");
require(ethShopBalances[shopOwner] >= ethAmount, "Balance does not have enough ETH");
hgmsShopBalances[shopOwner] -= hgmsAmount;
ethShopBalances[shopOwner] -= ethAmount;
VShopBalances[shopOwner] += amount;
emit PotionPurchased(msg.sender, shopOwner, potionName, ethAmount, hgmsAmount);
}else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("SKIP"))){
hgmsAmount = SKIPPriceHGMS.mul(amount);
ethAmount = SKIPPriceETH.mul(amount);
require(hgmsShopBalances[shopOwner] >= hgmsAmount, "Balance does not have enough HGMS");
require(ethShopBalances[shopOwner] >= ethAmount, "Balance does not have enough ETH");
hgmsShopBalances[shopOwner] -= hgmsAmount;
ethShopBalances[shopOwner] -= ethAmount;
SKIPShopBalances[shopOwner] += amount;
emit PotionPurchased(msg.sender, shopOwner, potionName, ethAmount, hgmsAmount);
} else {
revert("Invalid Potion Name");
}
}
function applyPotion(address shopOwner, uint256[] memory NFTId, string memory potionName) external{
require(msg.sender == _maintenanceWallet);
if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("XTRA"))){
require(XTRAShopBalances[shopOwner] >= NFTId.length, "Balance does not have enough Potions");
for(uint256 i=0; i<NFTId.length;i++){
require(!NFTXTRABalance[NFTId[i]], "Already active XTRA");
NFTXTRABalance[NFTId[i]] = true;
XTRAShopBalances[shopOwner] -= 1;
potionsUsed[NFTId[i]] += 1;
}
} else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("BOOST"))){
require(BOOSTShopBalances[shopOwner] >= NFTId.length, "Balance does not have enough Potions");
for(uint256 i=0; i<NFTId.length;i++){
require(!NFTBOOSTBalance[NFTId[i]], "Already active BOOST");
NFTBOOSTBalance[NFTId[i]] = true;
BOOSTShopBalances[shopOwner] -= 1;
potionsUsed[NFTId[i]] += 1;
}
} else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("V"))){
require(VShopBalances[shopOwner] >= NFTId.length, "Balance does not have enough Potions");
for(uint256 i=0; i<NFTId.length;i++){
require(!NFTVBalance[NFTId[i]], "Already active V");
NFTVBalance[NFTId[i]] = true;
VShopBalances[shopOwner] -= 1;
potionsUsed[NFTId[i]] += 1;
}
} else if(keccak256(abi.encodePacked(potionName)) == keccak256(abi.encodePacked("SKIP"))){
require(SKIPShopBalances[shopOwner] >= NFTId.length, "Balance does not have enough Potions");
for(uint256 i=0; i<NFTId.length;i++){
require(!NFTSKIPBalance[NFTId[i]], "Already active SKIP");
NFTSKIPBalance[NFTId[i]] = true;
SKIPShopBalances[shopOwner] -= 1;
potionsUsed[NFTId[i]] += 1;
}
} else {
revert("Wrong Potion Name");
}
}
function removePotions(uint256 mintAmount) external {
require(msg.sender == _maintenanceWallet, "Not authorized");
for (uint256 i = 1; i <= mintAmount; i++) {
NFTXTRABalance[i] = false;
NFTVBalance[i] = false;
NFTBOOSTBalance[i] = false;
NFTSKIPBalance[i] = false;
}
emit PotionsRemoved();
}
function payoutWinners(address[] memory winners, uint256 share, uint256 nonDeads) external {
require(msg.sender == _maintenanceWallet, "Not authorized");
for (uint256 i = 0; i < nonDeads; i++) {
payable(winners[winners.length - i - 1]).transfer(share);
}
emit PayoutWinnersExecuted(winners, share, nonDeads);
}
function _burn(address account, uint256 amount) internal {
require(account != address(0), "Cannot burn from the zero address");
amount = amount * 10**_decimals;
_balances[account] -= amount;
_tTotal -= amount;
_maxTxAmount = _tTotal;
_maxWalletSize = _tTotal;
emit Burn(account, amount);
emit Transfer(account, address(0), amount);
emit MaxTxAmountUpdated(_tTotal);
}
}