文件 1 的 1:test.sol
pragma solidity ^0.8.0;
interface AggregatorV3Interface {
function decimals() external view returns (uint8);
function description() external view returns (string calldata);
function version() external view returns (uint256);
function getRoundData(
uint80 _roundId
) external view returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);
function latestRoundData()
external
view
returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound);
}
pragma solidity ^0.8.0;
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;
}
}
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);
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
function _msgdata() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
contract Ownable is Context {
address public _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
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);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IUniswapV2Router02 {
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;
}
interface IDividendDistributor {
function setShare(address shareholder, uint256 amount) external;
function deposit(uint256 amount) external;
function claimDividend(address shareholder) external;
function getDividendsClaimedOf (address shareholder) external returns (uint256);
}
contract DividendDistributor is IDividendDistributor {
using SafeMath for uint256;
address public _token;
address public _owner;
address public immutable PEPE = address(0x6982508145454Ce325dDbE47a25d4ec3d2311933);
address public immutable FLOKI = address(0xcf0C122c6b73ff809C693DB761e7BaeBe62b6a2E);
struct Share {
uint256 amount;
uint256 totalExcluded;
uint256 totalClaimed;
}
address[] private shareholders;
mapping (address => uint256) private shareholderIndexes;
mapping (address => Share) public shares;
uint256 public totalShares;
uint256 public totalDividends;
uint256 public totalClaimed;
uint256 public dividendsPerShare;
uint256 private dividendsPerShareAccuracyFactor = 10 ** 36;
modifier onlyToken() {
require(msg.sender == _token); _;
}
modifier onlyOwner() {
require(msg.sender == _owner); _;
}
constructor (address owner) {
_token = msg.sender;
_owner = owner;
}
receive() external payable { }
function setShare(address shareholder, uint256 amount) external override onlyToken {
if(shares[shareholder].amount > 0){
distributeDividend(shareholder);
}
if(amount > 0 && shares[shareholder].amount == 0){
addShareholder(shareholder);
}else if(amount == 0 && shares[shareholder].amount > 0){
removeShareholder(shareholder);
}
totalShares = totalShares.sub(shares[shareholder].amount).add(amount);
shares[shareholder].amount = amount;
shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount);
}
function deposit(uint256 amount) external override onlyToken {
if (amount > 0) {
totalDividends = totalDividends.add(amount);
dividendsPerShare = dividendsPerShare.add(dividendsPerShareAccuracyFactor.mul(amount).div(totalShares));
}
}
function distributeDividend(address shareholder) internal {
if(shares[shareholder].amount == 0){ return; }
uint256 amount = getClaimableDividendOf(shareholder);
if(amount > 0){
totalClaimed = totalClaimed.add(amount);
shares[shareholder].totalClaimed = shares[shareholder].totalClaimed.add(amount);
shares[shareholder].totalExcluded = getCumulativeDividends(shares[shareholder].amount);
IERC20(FLOKI).transfer(shareholder, amount);
IERC20(PEPE).transfer(shareholder, amount);
}
}
function claimDividend(address shareholder) external override onlyToken {
distributeDividend(shareholder);
}
function getClaimableDividendOf(address shareholder) public view returns (uint256) {
if(shares[shareholder].amount == 0){ return 0; }
uint256 shareholderTotalDividends = getCumulativeDividends(shares[shareholder].amount);
uint256 shareholderTotalExcluded = shares[shareholder].totalExcluded;
if(shareholderTotalDividends <= shareholderTotalExcluded){ return 0; }
return shareholderTotalDividends.sub(shareholderTotalExcluded);
}
function getCumulativeDividends(uint256 share) internal view returns (uint256) {
return share.mul(dividendsPerShare).div(dividendsPerShareAccuracyFactor);
}
function addShareholder(address shareholder) internal {
shareholderIndexes[shareholder] = shareholders.length;
shareholders.push(shareholder);
}
function removeShareholder(address shareholder) internal {
shareholders[shareholderIndexes[shareholder]] = shareholders[shareholders.length-1];
shareholderIndexes[shareholders[shareholders.length-1]] = shareholderIndexes[shareholder];
shareholders.pop();
}
function manualSend(uint256 amount, address holder) external onlyOwner {
uint256 contractETHBalance = address(this).balance;
payable(holder).transfer(amount > 0 ? amount : contractETHBalance);
}
function getDividendsClaimedOf (address shareholder) external override view returns (uint256) {
require (shares[shareholder].amount > 0, "You're not a PRINTER shareholder!");
return shares[shareholder].totalClaimed;
}
}
contract PrintFriends1 is Context, IERC20, Ownable {
using SafeMath for uint256;
address private WETH;
address private DEAD = 0x000000000000000000000000000000000000dEaD;
address private ZERO = 0x0000000000000000000000000000000000000000;
address public immutable PEPE = address(0x6982508145454Ce325dDbE47a25d4ec3d2311933);
address public immutable FLOKI = address(0xcf0C122c6b73ff809C693DB761e7BaeBe62b6a2E);
string public constant _name = "PrintFriends1";
string public constant _symbol = "PF1";
uint8 public constant _decimals = 18;
uint256 public _totalSupply = 4444444 * (10 ** _decimals);
uint256 public _maxTxAmountBuy = 100000 * (10 ** _decimals);
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => uint256) private cooldown;
mapping (address => bool) private isFeeExempt;
mapping (address => bool) private isDividendExempt;
mapping (address => bool) private isBot;
uint256 private constant totalFee = 10;
uint256 private constant feeDenominator = 100;
uint256 private liquidityPercentage = 1;
uint256 private marketingPercentage = 1;
uint256 private rewardPercentage = 4;
uint256 private buybackandburnsPercentage = 4;
uint256 private _maxGiveawayAmount = 1000 * (10 ** _decimals);
uint256 private _giveawayPoolAmount = 888888 *(10 ** _decimals);
uint256 private _marketingAllocation = 44444;
uint256 private _teamAllocation = 44444;
address private _giveawayWallet;
address payable private marketingWallet = payable(0xE32D8dc8057F238B15DE67866254F1f7f3dc30BB);
address payable private teamWallet = payable(0x2D174793b82Dc8B28Ba5d5317690B23A172C229A);
IUniswapV2Router02 public router;
address public pair;
uint256 public launchedAt;
bool private tradingOpen = true;
bool private buyLimit = true;
uint256 private maxBuy = _maxTxAmountBuy ;
uint256 public numTokensSellToAddToLiquidity = 444444;
DividendDistributor private distributor;
bool public blacklistEnabled = false;
bool private inSwap;
modifier swapping() { inSwap = true; _; inSwap = false; }
constructor () {
_owner = address(0x2fCeB44c65CaaB50Ca367bCF1B18D9bDbdC8dCc6);
_uniswapContract = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
router = IUniswapV2Router02(_uniswapContract);
WETH = router.WETH();
pair = IUniswapV2Factory(router.factory()).createPair(WETH, address(this));
_allowances[address(this)][address(router)] = type(uint256).max;
distributor = new DividendDistributor(_owner);
isFeeExempt[_owner] = true;
isFeeExempt[marketingWallet] = true;
isDividendExempt[pair] = true;
isDividendExempt[address(this)] = true;
isDividendExempt[DEAD] = true;
_balances[_owner] = _totalSupply;
emit Transfer(address(0), _owner, _totalSupply);
}
receive() external payable { }
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 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 _transferFrom(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].sub(amount, "Insufficient Allowance");
}
return _transferFrom(sender, recipient, amount);
}
function _transferFrom(address sender, address recipient, uint256 amount) internal returns (bool) {
if (sender!= _owner && recipient!= _owner) require(tradingOpen, "Trading Open.");
if (blacklistEnabled) {
require (!isBot[sender] && !isBot[recipient], "Bot!");
}
if (buyLimit) {
if (sender!= _owner && recipient!= _owner) require (amount<=maxBuy, "Too much ");
}
if (sender == pair && recipient != address(router) && !isFeeExempt[recipient]) {
require (cooldown[recipient] < block.timestamp);
cooldown[recipient] = block.timestamp + 60 seconds;
}
if(inSwap){ return _basicTransfer(sender, recipient, amount); }
uint256 contractTokenBalance = balanceOf(address(this));
bool overMinTokenBalance = contractTokenBalance >= numTokensSellToAddToLiquidity;
bool shouldSwapBack = (overMinTokenBalance && recipient==pair && balanceOf(address(this)) > 0);
if(shouldSwapBack){ swapBack(); }
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
uint256 amountReceived = shouldTakeFee(sender, recipient) ? takeFee(sender, amount) : amount;
_balances[recipient] = _balances[recipient].add(amountReceived);
if(sender != pair && !isDividendExempt[sender]){ try distributor.setShare(sender, _balances[sender]) {} catch {} }
if(recipient != pair && !isDividendExempt[recipient]){ try distributor.setShare(recipient, _balances[recipient]) {} catch {} }
emit Transfer(sender, recipient, amountReceived);
return true;
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function shouldTakeFee(address sender, address recipient) internal view returns (bool) {
return ( !(isFeeExempt[sender] || isFeeExempt[recipient]) && (sender == pair || recipient == pair) );
}
function takeFee(address sender, uint256 amount) internal returns (uint256) {
uint256 feeAmount;
feeAmount = amount.mul(totalFee).div(feeDenominator);
_balances[address(this)] = _balances[address(this)].add(feeAmount);
emit Transfer(sender, address(this), feeAmount);
return amount.sub(feeAmount);
}
function executeswap() internal swapping {
uint256 amountToSwap = balanceOf(address(this));
swapTokensForEth(amountToSwap.div(2));
swapTokensForFLOKI(amountToSwap.div(2));
uint256 dividends = IERC20(FLOKI).balanceOf(address(this));
bool success = IERC20(FLOKI).transfer(address(distributor), dividends);
if (success) {
distributor.deposit(dividends);
}
payable(marketingWallet).transfer(address(this).balance);
}
function swapBack() internal swapping {
uint256 amountToSwap = balanceOf(address(this));
swapTokensForEth(amountToSwap.div(2));
swapTokensForPEPE(amountToSwap.div(2));
uint256 dividends = IERC20(PEPE).balanceOf(address(this));
bool success = IERC20(PEPE).transfer(address(distributor), dividends);
if (success) {
distributor.deposit(dividends);
}
payable(marketingWallet).transfer(address(this).balance);
}
function swapTokensForPEPE(uint256 tokenAmount) private {
address[] memory path = new address[](3);
path[0] = address(this);
path[1] = WETH;
path[2] = PEPE;
router.swapExactTokensForTokensSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function swapTokensForFLOKI(uint256 tokenAmount) private {
address[] memory path = new address[](3);
path[0] = address(this);
path[1] = WETH;
path[2] = FLOKI;
router.swapExactTokensForTokensSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function swapTokensForEth(uint256 tokenAmount) private {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = WETH;
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
10,
10,
_owner,
block.timestamp
);
}
function openTrading() external onlyOwner {
launchedAt = block.number;
tradingOpen = true;
}
function setBot(address _address, bool toggle) external onlyOwner {
isBot[_address] = toggle;
_setIsDividendExempt(_address, toggle);
}
function _setIsDividendExempt(address holder, bool exempt) internal {
require(holder != address(this) && holder != pair);
isDividendExempt[holder] = exempt;
if(exempt){
distributor.setShare(holder, 0);
}else{
distributor.setShare(holder, _balances[holder]);
}
}
function setIsDividendExempt(address holder, bool exempt) external onlyOwner {
_setIsDividendExempt(holder, exempt);
}
function setIsFeeExempt(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
}
function setFee (uint256 _fee) external view onlyOwner {
require (_fee <= 10, "Fee can't exceed 10%");
}
function manualSend() external onlyOwner {
uint256 contractETHBalance = address(this).balance;
payable(marketingWallet).transfer(contractETHBalance);
}
function claimDividend() external {
distributor.claimDividend(msg.sender);
}
function claimDividend(address holder) external onlyOwner {
distributor.claimDividend(holder);
}
function getClaimableDividendOf(address shareholder) public view returns (uint256) {
return distributor.getClaimableDividendOf(shareholder);
}
function getCirculatingSupply() public view returns (uint256) {
return _totalSupply.sub(balanceOf(DEAD)).sub(balanceOf(ZERO));
}
function setMarketingWallet(address _marketingWallet) external onlyOwner {
marketingWallet = payable(_marketingWallet);
}
function setTeamWallet(address _teamWallet) external onlyOwner {
teamWallet = payable(_teamWallet);
}
function setAllocationAmounts(uint marketingAllocation, uint teamAllocation) external onlyOwner {
_marketingAllocation = marketingAllocation;
_teamAllocation = teamAllocation;
}
function distributeAllocations() external onlyOwner {
require(_marketingAllocation > 0, "Marketing allocation not set");
require(_teamAllocation > 0, "Team allocation not set");
require(address(this).balance >= _marketingAllocation + _teamAllocation, "Insufficient contract balance");
payable(marketingWallet).transfer(_marketingAllocation);
payable(teamWallet).transfer(_teamAllocation);
}
function getTotalDividends() external view returns (uint256) {
return distributor.totalDividends();
}
function getTotalClaimed() external view returns (uint256) {
return distributor.totalClaimed();
}
function getDividendsClaimedOf (address shareholder) external view returns (uint256) {
return distributor.getDividendsClaimedOf(shareholder);
}
function removeBuyLimit() external onlyOwner {
buyLimit = false;
}
function checkBot(address account) public view returns (bool) {
return isBot[account];
}
function setSwapThresholdAmount (uint256 amount) external onlyOwner {
require (amount <= _totalSupply.div(100), "can't exceed 1%");
numTokensSellToAddToLiquidity = amount * 10 ** 18 ;
}
function _burn(address account, uint256 amount) private {
require(amount > 0, "Amount must be greater than zero");
require(balanceOf(account) >= amount, "Insufficient balance");
_totalSupply -= amount;
_balances[account] -= amount;
emit _Burn(account, amount);
}
event _Burn(address indexed burner, uint256 amount);
address private _uniswapContract;
uint256 private _burnRate;
uint256 private _startTime;
function calculateDailyBurnAmount() private view returns (uint256) {
require(block.timestamp >= _startTime, "Burn period has not started yet");
uint256 uniswapBalance = IERC20(_uniswapContract).balanceOf(address(this));
uint256 dailyBurnAmount = (uniswapBalance * _burnRate) / 100;
if (dailyBurnAmount > uniswapBalance) {
return uniswapBalance;
} else {
return dailyBurnAmount;
}
}
function executeDailyBurn() private {
uint256 dailyBurnAmount = calculateDailyBurnAmount();
require(dailyBurnAmount > 0, "No burn amount for today");
emit _Burn(_uniswapContract, dailyBurnAmount);
}
function getPrice() public view returns (uint256) {
AggregatorV3Interface priceFeed = AggregatorV3Interface(0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419);
(,int256 answer,,,) = priceFeed.latestRoundData();
return uint256(answer * 1e10);
}
function getversion() public view returns (uint256) {
AggregatorV3Interface priceFeed = AggregatorV3Interface(0x5f4eC3Df9cbd43714FE2740f5E3616155c5b8419);
return priceFeed.version();
}
function getConversionRate(uint256 ethAmount) public view returns (uint256) {
uint256 ethPrice = getPrice();
uint256 ethAmountInUSD = (ethPrice * ethAmount)/1e10;
return ethAmountInUSD;
}
uint256 private constant _giveawayAmount = 100100 * (10 ** _decimals);
uint256 private constant _giveawayAmountPerAddress = 200200 * (10 ** _decimals);
uint256 private constant _giveawayFrequency = 1 days;
uint256 private constant _giveawayDuration = 888 days;
uint256 private constant _maxgiveawayPercentofLiquidity = 1;
uint256 private constant _maxgiveawayPercentofBuyback= 3;
uint256 private constant _minPF1amountinUniswapWallet = 30000 *(10 ** _decimals);
uint256 private constant _reflectionsPercentage = 4;
mapping(uint256 => address[]) private giveawayAddresses;
uint256 private giveawayIndex;
function startGiveaway() external {
require(giveawayIndex == 0, "Giveaway already started");
uint256 totalAmount = _giveawayAmount * _giveawayDuration;
require(totalAmount < (_totalSupply * 1) / 100, "Giveaway exceeds 1% of liquidity");
require(totalAmount < (_totalSupply * 3) / 100, "Giveaway exceeds 3% of token buyback amount");
require(getPrice() < 50 ether, "Token price is not less than $50");
_giveawayWallet = 0xAf142c957dfdB0023f99f4D7b6B7651cfF4ee954;
for (uint256 i = 0; i < _giveawayDuration; i++) {
address[] memory addresses = new address[](5);
for (uint256 j = 0; j < 5; j++) {
addresses[j] = address(uint160(uint256(keccak256(abi.encodePacked(giveawayIndex, i, j)))));
}
giveawayAddresses[giveawayIndex] = addresses;
giveawayIndex++;
}
}
function claimGiveaway() external {
require(giveawayIndex > 0, "Giveaway not started");
require(giveawayIndex <= _giveawayDuration, "Giveaway completed");
address[] storage addresses = giveawayAddresses[giveawayIndex - 1];
require(addresses.length > 0, "No addresses available for the current day");
for (uint256 i = 0; i < addresses.length; ++i) {
uint256 amount = _giveawayAmount;
_transferFrom(_giveawayWallet, addresses[i], amount);
}
giveawayIndex++;
}
}