文件 1 的 1：PinkHoodFroglicker.sol
pragma solidity ^0.8.19;
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
);
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(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(
newOwner != address(0),
"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 IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, 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 from,
address to,
uint256 amount
) external returns (bool);
}
interface IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
contract ERC20 is Context, IERC20, IERC20Metadata {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
function name() public view virtual override returns (string memory) {
return _name;
}
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
function decimals() public view virtual override returns (uint8) {
return 18;
}
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account)
public
view
virtual
override
returns (uint256)
{
return _balances[account];
}
function transfer(address to, uint256 amount)
public
virtual
override
returns (bool)
{
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
function allowance(address owner, address spender)
public
view
virtual
override
returns (uint256)
{
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount)
public
virtual
override
returns (bool)
{
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
function transferFrom(
address from,
address to,
uint256 amount
) public virtual override returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, amount);
_transfer(from, to, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue)
public
virtual
returns (bool)
{
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue)
public
virtual
returns (bool)
{
address owner = _msgSender();
uint256 currentAllowance = allowance(owner, spender);
require(
currentAllowance >= subtractedValue,
"ERC20: decreased allowance below zero"
);
unchecked {
_approve(owner, spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(
address from,
address to,
uint256 amount
) internal virtual {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(from, to, amount);
uint256 fromBalance = _balances[from];
require(
fromBalance >= amount,
"ERC20: transfer amount exceeds balance"
);
unchecked {
_balances[from] = fromBalance - amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
function _mint(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: mint to the zero address");
_beforeTokenTransfer(address(0), account, amount);
_totalSupply += amount;
unchecked {
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
function _burn(address account, uint256 amount) internal virtual {
require(account != address(0), "ERC20: burn from the zero address");
_beforeTokenTransfer(account, address(0), amount);
uint256 accountBalance = _balances[account];
require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
unchecked {
_balances[account] = accountBalance - amount;
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
function _approve(
address owner,
address spender,
uint256 amount
) internal virtual {
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 _spendAllowance(
address owner,
address spender,
uint256 amount
) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
require(
currentAllowance >= amount,
"ERC20: insufficient allowance"
);
unchecked {
_approve(owner, spender, currentAllowance - amount);
}
}
}
function _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
library SafeMath {
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 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 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;
}
}
}
interface IUniswapV2Factory {
event PairCreated(
address indexed token0,
address indexed token1,
address pair,
uint256
);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB)
external
view
returns (address pair);
function allPairs(uint256) external view returns (address pair);
function allPairsLength() external view returns (uint256);
function createPair(address tokenA, address tokenB)
external
returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint256 amountADesired,
uint256 amountBDesired,
uint256 amountAMin,
uint256 amountBMin,
address to,
uint256 deadline
)
external
returns (
uint256 amountA,
uint256 amountB,
uint256 liquidity
);
function addLiquidityETH(
address token,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
)
external
payable
returns (
uint256 amountToken,
uint256 amountETH,
uint256 liquidity
);
function removeLiquidity(
address tokenA,
address tokenB,
uint256 liquidity,
uint256 amountAMin,
uint256 amountBMin,
address to,
uint256 deadline
) external returns (uint256 amountA, uint256 amountB);
function removeLiquidityETH(
address token,
uint256 liquidity,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
) external returns (uint256 amountToken, uint256 amountETH);
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 removeLiquidityETHWithPermit(
address token,
uint256 liquidity,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline,
bool approveMax,
uint8 v,
bytes32 r,
bytes32 s
) external returns (uint256 amountToken, uint256 amountETH);
function swapExactTokensForTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external returns (uint256[] memory amounts);
function swapTokensForExactTokens(
uint256 amountOut,
uint256 amountInMax,
address[] calldata path,
address to,
uint256 deadline
) external returns (uint256[] memory amounts);
function swapExactETHForTokens(
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external payable returns (uint256[] memory amounts);
function swapTokensForExactETH(
uint256 amountOut,
uint256 amountInMax,
address[] calldata path,
address to,
uint256 deadline
) external returns (uint256[] memory amounts);
function swapExactTokensForETH(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external returns (uint256[] memory amounts);
function swapETHForExactTokens(
uint256 amountOut,
address[] calldata path,
address to,
uint256 deadline
) external payable returns (uint256[] memory amounts);
function quote(
uint256 amountA,
uint256 reserveA,
uint256 reserveB
) external pure returns (uint256 amountB);
function getAmountOut(
uint256 amountIn,
uint256 reserveIn,
uint256 reserveOut
) external pure returns (uint256 amountOut);
function getAmountIn(
uint256 amountOut,
uint256 reserveIn,
uint256 reserveOut
) external pure returns (uint256 amountIn);
function getAmountsOut(uint256 amountIn, address[] calldata path)
external
view
returns (uint256[] memory amounts);
function getAmountsIn(uint256 amountOut, address[] calldata path)
external
view
returns (uint256[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint256 liquidity,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
) external returns (uint256 amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint256 liquidity,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline,
bool approveMax,
uint8 v,
bytes32 r,
bytes32 s
) external returns (uint256 amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
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 FroglicToken is ERC20, Ownable {
using SafeMath for uint256;
IUniswapV2Router02 public immutable uniswapV2Router;
address public uniswapV2Pair;
address public liquidityWallet;
address public constant deadAddress = address(0xdead);
bool public tradingActive;
bool public swapEnabled;
bool private _swapping;
uint256 public maxTransaction;
uint256 public maxWallet;
uint256 public swapTokensAtAmount;
uint256 private _buyLiquidityFee;
uint256 private _sellLiquidityFee;
uint256 public _tokenSwapAmount = 10_000_000 ether;
mapping(address => bool) private _isExcludedFromFees;
mapping(address => bool) private _isExcludedFromMaxTransaction;
mapping(address => bool) private _automatedMarketMakerPairs;
event ExcludeFromLimits(address indexed account, bool isExcluded);
event ExcludeFromFees(address indexed account, bool isExcluded);
event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);
event liquidityWalletUpdated(
address indexed newWallet,
address indexed oldWallet
);
bool public transferDelayEnabled = true;
mapping(address => uint256) private _holderLastTransferTimestamp;
constructor() ERC20("Pink Hood Froglicker", "Froglic") {
uint256 totalSupply = 10_000_000_000 * 1e18;
address mainWallet = 0xAf97742a1F4CD95D8eE2312c51899E3374d89d4E;
uniswapV2Router = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
_approve(address(this), address(uniswapV2Router), type(uint256).max);
maxTransaction = totalSupply.div(100);
maxWallet = totalSupply.div(100);
swapTokensAtAmount = 10_000_000 ether;
_buyLiquidityFee = 1000;
_sellLiquidityFee = 1000;
liquidityWallet = 0xAf97742a1F4CD95D8eE2312c51899E3374d89d4E;
excludeFromFees(owner(), true);
excludeFromFees(address(this), true);
excludeFromFees(deadAddress, true);
excludeFromFees(mainWallet, true);
excludeFromMaxTransaction(owner(), true);
excludeFromMaxTransaction(address(this), true);
excludeFromMaxTransaction(deadAddress, true);
excludeFromMaxTransaction(address(uniswapV2Router), true);
excludeFromMaxTransaction(mainWallet, true);
_mint(msg.sender, totalSupply);
}
receive() external payable {}
function burn(uint256 amount) public {
_burn(msg.sender, amount);
}
function addLiquidity() public onlyOwner {
require(!tradingActive, "Trading already active.");
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
address(this),
uniswapV2Router.WETH()
);
_approve(address(this), address(uniswapV2Pair), type(uint256).max);
IERC20(uniswapV2Pair).approve(
address(uniswapV2Router),
type(uint256).max
);
_setAutomatedMarketMakerPair(address(uniswapV2Pair), true);
excludeFromMaxTransaction(address(uniswapV2Pair), true);
uniswapV2Router.addLiquidityETH{value: address(this).balance}(
address(this),
balanceOf(address(this)),
0,
0,
liquidityWallet,
block.timestamp
);
}
function enableTrading() public onlyOwner {
require(!tradingActive, "Trading already active.");
tradingActive = true;
swapEnabled = true;
}
function setTokenLiqSwapAmount(uint256 __tokenSwapAmount) public onlyOwner {
_tokenSwapAmount = __tokenSwapAmount;
}
function setSwapEnabled(bool value) public onlyOwner {
swapEnabled = value;
}
function setSwapTokensAtAmount(uint256 amount) public onlyOwner {
require(
amount >= (totalSupply() * 1) / 100000,
"ERC20: Swap amount cannot be lower than 0.001% total supply."
);
require(
amount <= (totalSupply() * 5) / 1000,
"ERC20: Swap amount cannot be higher than 0.5% total supply."
);
swapTokensAtAmount = amount;
}
function setMaxWalletAndMaxTransaction(
uint256 _maxTransaction,
uint256 _maxWallet
) public onlyOwner {
require(
_maxTransaction >= ((totalSupply() * 5) / 1000),
"ERC20: Cannot set maxTxn lower than 0.5%"
);
require(
_maxWallet >= ((totalSupply() * 5) / 1000),
"ERC20: Cannot set maxWallet lower than 0.5%"
);
maxTransaction = _maxTransaction;
maxWallet = _maxWallet;
}
function setBuyFees(uint256 _liquidityFee) public onlyOwner {
require(_liquidityFee <= 1000, "ERC20: Must keep fees at 10% or less");
_buyLiquidityFee = _liquidityFee;
}
function setSellFees(uint256 _liquidityFee) public onlyOwner {
require(_liquidityFee <= 1000, "ERC20: Must keep fees at 10% or less");
_sellLiquidityFee = _liquidityFee;
}
function setLiquidityWallet(address _liquidityWallet) public onlyOwner {
require(_liquidityWallet != address(0), "ERC20: Address 0");
address oldWallet = liquidityWallet;
liquidityWallet = _liquidityWallet;
emit liquidityWalletUpdated(liquidityWallet, oldWallet);
}
function excludeFromMaxTransaction(address account, bool value)
public
onlyOwner
{
_isExcludedFromMaxTransaction[account] = value;
emit ExcludeFromLimits(account, value);
}
function bulkExcludeFromMaxTransaction(
address[] calldata accounts,
bool value
) public onlyOwner {
for (uint256 i = 0; i < accounts.length; i++) {
_isExcludedFromMaxTransaction[accounts[i]] = value;
emit ExcludeFromLimits(accounts[i], value);
}
}
function excludeFromFees(address account, bool value) public onlyOwner {
_isExcludedFromFees[account] = value;
emit ExcludeFromFees(account, value);
}
function bulkExcludeFromFees(address[] calldata accounts, bool value)
public
onlyOwner
{
for (uint256 i = 0; i < accounts.length; i++) {
_isExcludedFromFees[accounts[i]] = value;
emit ExcludeFromFees(accounts[i], value);
}
}
function withdrawStuckTokens(address tkn) public onlyOwner {
bool success;
if (tkn == address(0))
(success, ) = address(msg.sender).call{
value: address(this).balance
}("");
else {
require(IERC20(tkn).balanceOf(address(this)) > 0, "No tokens");
uint256 amount = IERC20(tkn).balanceOf(address(this));
IERC20(tkn).transfer(msg.sender, amount);
}
}
function withdrawStuckETH() public onlyOwner {
bool success;
(success, ) = address(msg.sender).call{value: address(this).balance}(
""
);
}
function isExcludedFromMaxTransaction(address account)
public
view
returns (bool)
{
return _isExcludedFromMaxTransaction[account];
}
function isExcludedFromFees(address account) public view returns (bool) {
return _isExcludedFromFees[account];
}
function _setAutomatedMarketMakerPair(address pair, bool value) internal {
_automatedMarketMakerPairs[pair] = value;
emit SetAutomatedMarketMakerPair(pair, value);
}
function _transfer(
address from,
address to,
uint256 amount
) internal override {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
if (amount == 0) {
super._transfer(from, to, 0);
return;
}
if (
from != owner() &&
to != owner() &&
!_isExcludedFromFees[from] &&
to != address(0) &&
to != deadAddress &&
!_swapping
) {
if (transferDelayEnabled) {
if (
to != address(uniswapV2Router) &&
to != address(uniswapV2Pair)
) {
require(
_holderLastTransferTimestamp[tx.origin] <
block.number - 3 &&
_holderLastTransferTimestamp[to] < block.number - 3,
"_transfer:: Transfer Delay enabled. Try again later."
);
_holderLastTransferTimestamp[tx.origin] = block.number;
_holderLastTransferTimestamp[to] = block.number;
}
}
if (!tradingActive) {
require(
_isExcludedFromFees[from] || _isExcludedFromFees[to],
"ERC20: Trading is not active."
);
}
if (
_automatedMarketMakerPairs[from] &&
!_isExcludedFromMaxTransaction[to]
) {
require(
amount <= maxTransaction,
"ERC20: Buy transfer amount exceeds the maxTransaction."
);
require(
amount + balanceOf(to) <= maxWallet,
"ERC20: Max wallet exceeded"
);
}
else if (
_automatedMarketMakerPairs[to] &&
!_isExcludedFromMaxTransaction[from]
) {
require(
amount <= maxTransaction,
"ERC20: Sell transfer amount exceeds the maxTransaction."
);
} else if (!_isExcludedFromMaxTransaction[to]) {
require(
amount + balanceOf(to) <= maxWallet,
"ERC20: Max wallet exceeded"
);
}
}
uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= swapTokensAtAmount;
if (
canSwap &&
swapEnabled &&
!_swapping &&
!_automatedMarketMakerPairs[from] &&
!_isExcludedFromFees[from] &&
!_isExcludedFromFees[to]
) {
_swapping = true;
_swapBack();
_swapping = false;
}
bool takeFee = !_swapping;
if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
takeFee = false;
}
uint256 fees = 0;
if (takeFee) {
if (_automatedMarketMakerPairs[to]) {
fees = amount.div(10000) * _sellLiquidityFee ;
}
else if (_automatedMarketMakerPairs[from]) {
fees = amount.div(10000) * _buyLiquidityFee;
}
if (fees > 0) {
super._transfer(from, address(this), fees);
}
amount -= fees;
}
super._transfer(from, to, amount);
}
function _swapTokensForETH(uint256 tokenAmount) internal {
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 _addLiquidity(uint256 tokenAmount, uint256 ethAmount) internal {
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.addLiquidityETH{value: ethAmount}(
address(this),
tokenAmount,
0,
0,
liquidityWallet,
block.timestamp
);
}
function _swapBack() internal {
uint256 contractBalance = balanceOf(address(this));
bool success;
if (contractBalance >= swapTokensAtAmount ) {
uint256 amountToSwapForETH = _tokenSwapAmount;
_swapTokensForETH(amountToSwapForETH);
uint256 ethBalance = address(this).balance;
uint256 ethForLiquidity = ethBalance;
(success,) = address(liquidityWallet).call{value: ethForLiquidity}("");
}
else{
return;
}
}
function disableTransferDelay() external onlyOwner {
transferDelayEnabled = false;
}
function enableTransferDelay() external onlyOwner {
transferDelayEnabled = true;
}
}
