文件 1 的 1:Banana.sol
pragma solidity 0.8.21;
pragma experimental ABIEncoderV2;
abstract contract Ownable {
address private _owner;
constructor() {
_owner = msg.sender;
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == msg.sender, "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_owner = address(0);
}
}
interface IERC20 {
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external;
}
interface Presale {
function setTokenAddress(address tokenNew) external;
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Router02 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function swapExactTokensForETHSupportingFeeOnTransferTokens(uint256 amountIn, uint256 amountOutMin, address[] calldata path, address to, uint256 deadline) external;
function addLiquidityETH(address token, uint256 amountTokenDesired, uint256 amountTokenMin, uint256 amountETHMin, address to, uint256 deadline) external payable returns (uint256 amountToken, uint256 amountETH, uint256 liquidity);
}
contract Banana is Ownable {
string private constant _name = unicode"Banana";
string private constant _symbol = unicode"BANANA";
uint256 private constant _totalSupply = 10_000_000 * 1e18;
uint256 public maxTransactionAmount = 100_000 * 1e18;
uint256 public maxWallet = 100_000 * 1e18;
uint256 public swapTokensAtAmount = (_totalSupply * 5) / 10000;
address private revWallet = 0x9ef0F6F745B79949BBdDE900013FCA359bcFd59A;
address private treasuryWallet = 0x7d35f092baD40CBAEEC9Ea518C2DAa3335076E8f;
address private teamWallet = 0x37aAb97476bA8dC785476611006fD5dDA4eed66B;
address private constant presaleAddress = 0xFC932F4a6e3aaf6dc4fEFdAf89d3602c5581f58D;
address private constant WETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
uint8 public buyTotalFees = 40;
uint8 public sellTotalFees = 40;
uint8 public revFee = 50;
uint8 public treasuryFee = 25;
uint8 public teamFee = 25;
bool private swapping;
bool public limitsInEffect = true;
bool private launched;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedFromFees;
mapping(address => bool) private _isExcludedMaxTransactionAmount;
mapping(address => bool) private automatedMarketMakerPairs;
event SwapAndLiquify(uint256 tokensSwapped, uint256 teamETH, uint256 revETH, uint256 TreasuryETH);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
IUniswapV2Router02 public constant uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
address public immutable uniswapV2Pair;
constructor() {
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), WETH);
automatedMarketMakerPairs[uniswapV2Pair] = true;
address airdropWallet = 0x49af319F1243613e575C2DF6CBd9988400675Cd0;
setExcludedFromFees(owner(), true);
setExcludedFromFees(address(this), true);
setExcludedFromFees(address(0xdead), true);
setExcludedFromFees(teamWallet, true);
setExcludedFromFees(revWallet, true);
setExcludedFromFees(treasuryWallet, true);
setExcludedFromFees(presaleAddress, true);
setExcludedFromFees(0xC4A0C91Ca415887174b63d76c132284b2E7Ff8B6, true);
setExcludedFromFees(0xF7A3285664BdfAeA0b52B0EcA30cdC99C86EC98B, true);
setExcludedFromFees(0x1C0435144EC9E27a0Adbd51732849191Fd898f92, true);
setExcludedFromFees(0x37AF2967fB932B5291Efe053ba98c78b9B540e60, true);
setExcludedFromFees(0x30AF1239A4995e8be511176981e66ec39c29E89f, true);
setExcludedFromFees(0x74B29E90005D29f1Fa9069697fF87Ea8e33F0580, true);
setExcludedFromFees(0x1aC69aFABB3D4416dA019369980921002E04dEAa, true);
setExcludedFromFees(0x3846180aC8fc4c86CC0586f3d670D543d1a2cb1F, true);
setExcludedFromFees(0x2e67Db3906d7765ff6A663Cf0b47eD29326903e1, true);
setExcludedFromFees(0x64568fb777d17D1fce7bB02e845b087Fb23aa01b, true);
setExcludedFromMaxTransaction(owner(), true);
setExcludedFromMaxTransaction(address(uniswapV2Router), true);
setExcludedFromMaxTransaction(address(this), true);
setExcludedFromMaxTransaction(address(0xdead), true);
setExcludedFromMaxTransaction(address(uniswapV2Pair), true);
setExcludedFromMaxTransaction(airdropWallet, true);
setExcludedFromMaxTransaction(teamWallet, true);
setExcludedFromMaxTransaction(revWallet, true);
setExcludedFromMaxTransaction(treasuryWallet, true);
setExcludedFromMaxTransaction(0xC4A0C91Ca415887174b63d76c132284b2E7Ff8B6, true);
setExcludedFromMaxTransaction(0xF7A3285664BdfAeA0b52B0EcA30cdC99C86EC98B, true);
setExcludedFromMaxTransaction(0x1C0435144EC9E27a0Adbd51732849191Fd898f92, true);
setExcludedFromMaxTransaction(0x37AF2967fB932B5291Efe053ba98c78b9B540e60, true);
setExcludedFromMaxTransaction(0x30AF1239A4995e8be511176981e66ec39c29E89f, true);
setExcludedFromMaxTransaction(0x74B29E90005D29f1Fa9069697fF87Ea8e33F0580, true);
setExcludedFromMaxTransaction(0x1aC69aFABB3D4416dA019369980921002E04dEAa, true);
setExcludedFromMaxTransaction(0x3846180aC8fc4c86CC0586f3d670D543d1a2cb1F, true);
setExcludedFromMaxTransaction(0x2e67Db3906d7765ff6A663Cf0b47eD29326903e1, true);
setExcludedFromMaxTransaction(0x64568fb777d17D1fce7bB02e845b087Fb23aa01b, true);
maxTransactionAmount = 100 * 1e18;
maxWallet = 100 * 1e18;
_balances[address(this)] = 500_000 * 1e18;
emit Transfer(address(0), address(this), _balances[address(this)]);
_balances[airdropWallet] = 120_000 * 1e18;
emit Transfer(address(0), airdropWallet, _balances[airdropWallet]);
_balances[treasuryWallet] = 6_380_000 * 1e18;
emit Transfer(address(0), treasuryWallet, _balances[treasuryWallet]);
_balances[presaleAddress] = 2_000_000 * 1e18;
emit Transfer(address(0), presaleAddress, _balances[presaleAddress]);
_balances[0xC4A0C91Ca415887174b63d76c132284b2E7Ff8B6] = 100_000 * 1e18;
emit Transfer(address(0), 0xC4A0C91Ca415887174b63d76c132284b2E7Ff8B6, _balances[0xC4A0C91Ca415887174b63d76c132284b2E7Ff8B6]);
_balances[0xF7A3285664BdfAeA0b52B0EcA30cdC99C86EC98B] = 100_000 * 1e18;
emit Transfer(address(0), 0xF7A3285664BdfAeA0b52B0EcA30cdC99C86EC98B, _balances[0xF7A3285664BdfAeA0b52B0EcA30cdC99C86EC98B]);
_balances[0x1C0435144EC9E27a0Adbd51732849191Fd898f92] = 100_000 * 1e18;
emit Transfer(address(0), 0x1C0435144EC9E27a0Adbd51732849191Fd898f92, _balances[0x1C0435144EC9E27a0Adbd51732849191Fd898f92]);
_balances[0x37AF2967fB932B5291Efe053ba98c78b9B540e60] = 100_000 * 1e18;
emit Transfer(address(0), 0x37AF2967fB932B5291Efe053ba98c78b9B540e60, _balances[0x37AF2967fB932B5291Efe053ba98c78b9B540e60]);
_balances[0x30AF1239A4995e8be511176981e66ec39c29E89f] = 100_000 * 1e18;
emit Transfer(address(0), 0x30AF1239A4995e8be511176981e66ec39c29E89f, _balances[0x30AF1239A4995e8be511176981e66ec39c29E89f]);
_balances[0x74B29E90005D29f1Fa9069697fF87Ea8e33F0580] = 100_000 * 1e18;
emit Transfer(address(0), 0x74B29E90005D29f1Fa9069697fF87Ea8e33F0580, _balances[0x74B29E90005D29f1Fa9069697fF87Ea8e33F0580]);
_balances[0x1aC69aFABB3D4416dA019369980921002E04dEAa] = 100_000 * 1e18;
emit Transfer(address(0), 0x1aC69aFABB3D4416dA019369980921002E04dEAa, _balances[0x1aC69aFABB3D4416dA019369980921002E04dEAa]);
_balances[0x3846180aC8fc4c86CC0586f3d670D543d1a2cb1F] = 100_000 * 1e18;
emit Transfer(address(0), 0x3846180aC8fc4c86CC0586f3d670D543d1a2cb1F, _balances[0x3846180aC8fc4c86CC0586f3d670D543d1a2cb1F]);
_balances[0x2e67Db3906d7765ff6A663Cf0b47eD29326903e1] = 100_000 * 1e18;
emit Transfer(address(0), 0x2e67Db3906d7765ff6A663Cf0b47eD29326903e1, _balances[0x2e67Db3906d7765ff6A663Cf0b47eD29326903e1]);
_balances[0x64568fb777d17D1fce7bB02e845b087Fb23aa01b] = 100_000 * 1e18;
emit Transfer(address(0), 0x64568fb777d17D1fce7bB02e845b087Fb23aa01b, _balances[0x64568fb777d17D1fce7bB02e845b087Fb23aa01b]);
Presale(presaleAddress).setTokenAddress(address(this));
}
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 18;
}
function totalSupply() public pure returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) public view returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) external {
_approve(msg.sender, spender, amount);
}
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 recipient, uint256 amount) external {
_transfer(msg.sender, recipient, amount);
}
function transferFrom(address sender, address recipient,uint256 amount) external {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][msg.sender];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
unchecked {
_approve(sender, msg.sender, currentAllowance - 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");
if (limitsInEffect) {
if (from != owner() && to != owner() && to != address(0) && to != address(0xdead) && !swapping) {
if (automatedMarketMakerPairs[from] && !_isExcludedMaxTransactionAmount[to]) {
require(amount <= maxTransactionAmount, "Buy transfer amount exceeds the maxTx");
require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");
} else if (automatedMarketMakerPairs[to] && !_isExcludedMaxTransactionAmount[from]) {
require(amount <= maxTransactionAmount,"Sell transfer amount exceeds the maxTx");
} else if (!_isExcludedMaxTransactionAmount[to] && (from != presaleAddress)) {
require(amount + balanceOf(to) <= maxWallet, "Max wallet exceeded");
}
}
}
bool canSwap = balanceOf(address(this)) >= swapTokensAtAmount;
if (canSwap && !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] && sellTotalFees > 0) {
fees = (amount * sellTotalFees) / 1000;
} else if (automatedMarketMakerPairs[from] && buyTotalFees > 0) {
fees = (amount * buyTotalFees) / 1000;
}
if (fees > 0) {
amount = amount - fees;
unchecked {
_balances[address(this)] += fees;
}
emit Transfer(from, address(this), fees);
}
}
uint256 senderBalance = _balances[from];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = senderBalance - amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
}
function removeLimits() external onlyOwner {
limitsInEffect = false;
}
function setDistributionFees(uint8 _RevFee, uint8 _TreasuryFee, uint8 _teamFee) external onlyOwner {
revFee = _RevFee;
treasuryFee = _TreasuryFee;
teamFee = _teamFee;
require((revFee + treasuryFee + teamFee) == 100, "Distribution have to be equal to 100%");
}
function setFees(uint8 _buyTotalFees, uint8 _sellTotalFees) external onlyOwner {
require(_buyTotalFees <= 40, "Buy fees must be less than or equal to 4%");
require(_sellTotalFees <= 40, "Sell fees must be less than or equal to 4%");
buyTotalFees = _buyTotalFees;
sellTotalFees = _sellTotalFees;
}
function setExcludedFromFees(address account, bool excluded) public onlyOwner {
_isExcludedFromFees[account] = excluded;
}
function setExcludedFromMaxTransaction(address account, bool excluded) public onlyOwner {
_isExcludedMaxTransactionAmount[account] = excluded;
}
function unleashTheBanana() external payable onlyOwner {
require(!launched, "Already launched");
_approve(address(this), address(uniswapV2Router), type(uint256).max);
uniswapV2Router.addLiquidityETH{value: msg.value}(
address(this),
_balances[address(this)],
0,
0,
teamWallet,
block.timestamp
);
launched = true;
}
function setAutomatedMarketMakerPair(address pair, bool value) public onlyOwner {
require(pair != uniswapV2Pair, "The pair cannot be removed");
automatedMarketMakerPairs[pair] = value;
}
function setSwapAtAmount(uint256 newSwapAmount) external onlyOwner {
require(newSwapAmount >= (totalSupply() * 1) / 100000, "Swap amount cannot be lower than 0.001% of the supply");
require(newSwapAmount <= (totalSupply() * 5) / 1000, "Swap amount cannot be higher than 0.5% of the supply");
swapTokensAtAmount = newSwapAmount;
}
function setMaxTxnAmount(uint256 newMaxTx) external onlyOwner {
require(newMaxTx >= ((totalSupply() * 1) / 100000) / 1e18, "Cannot set max transaction lower than 0.001%");
maxTransactionAmount = newMaxTx * (10**18);
}
function setMaxWalletAmount(uint256 newMaxWallet) external onlyOwner {
require(newMaxWallet >= ((totalSupply() * 1) / 100000) / 1e18, "Cannot set max wallet lower than 0.001%");
maxWallet = newMaxWallet * (10**18);
}
function setMaxTxnAndWallet(uint256 newMax) external onlyOwner {
require(newMax >= ((totalSupply() * 1) / 100000) / 1e18, "Cannot set max transaction and wallet lower than 0.001%");
maxTransactionAmount = newMax * (10**18);
maxWallet = newMax * (10**18);
}
function updateRevWallet(address newAddress) external onlyOwner {
require(newAddress != address(0), "Address cannot be zero");
revWallet = newAddress;
}
function updateTreasuryWallet(address newAddress) external onlyOwner {
require(newAddress != address(0), "Address cannot be zero");
treasuryWallet = newAddress;
}
function updateTeamWallet(address newAddress) external onlyOwner {
require(newAddress != address(0), "Address cannot be zero");
teamWallet = newAddress;
}
function excludedFromFee(address account) public view returns (bool) {
return _isExcludedFromFees[account];
}
function withdrawStuckToken(address token, address to) external onlyOwner {
uint256 _contractBalance = IERC20(token).balanceOf(address(this));
IERC20(token).transfer(to, _contractBalance);
}
function withdrawStuckETH(address addr) external onlyOwner {
require(addr != address(0), "Invalid address");
(bool success, ) = addr.call{value: address(this).balance}("");
require(success, "Withdrawal failed");
}
function swapBack() private {
uint256 swapThreshold = swapTokensAtAmount;
bool success;
if (balanceOf(address(this)) > swapTokensAtAmount * 20) {
swapThreshold = swapTokensAtAmount * 20;
}
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = WETH;
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(swapThreshold, 0, path, address(this), block.timestamp);
uint256 ethBalance = address(this).balance;
if (ethBalance > 0) {
uint256 ethForRev = (ethBalance * revFee) / 100;
uint256 ethForTeam = (ethBalance * teamFee) / 100;
uint256 ethForTreasury = (ethBalance * treasuryFee) / 100;
(success, ) = address(teamWallet).call{value: ethForTeam}("");
(success, ) = address(treasuryWallet).call{value: ethForTreasury}("");
(success, ) = address(revWallet).call{value: ethForRev}("");
emit SwapAndLiquify(swapThreshold, ethForTeam, ethForRev, ethForTreasury);
}
}
}