文件 1 的 1:Contract.sol
pragma solidity ^0.8.0;
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);
}
}
library SafeERC20 {
function safeTransfer(address token, address to, uint256 value) internal {
(bool success, bytes memory data) = token.call(
abi.encodeWithSelector(IERC20.transfer.selector, to, value)
);
require(
success && (data.length == 0 || abi.decode(data, (bool))),
"TransferHelper: INTERNAL TRANSFER_FAILED"
);
}
}
interface IERC20 {
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) 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 FundedETH is Ownable {
string private constant _name = unicode"Funded";
string private constant _symbol = unicode"FUNDED";
uint256 private constant _totalSupply = 1_000_000 * 1e18;
uint256 public constant MAX_PERCENTAGE_DENOMINATOR = 10000;
uint256 public maxTransactionAmount;
uint256 public maxWallet;
uint256 public swapTokensAtAmount = (_totalSupply * 2) / 10000;
address public immutable WETH;
address private liquidityPoolWallet;
address private presaleWallet;
address private lockedTreasuryWallet =
0x6666BD467f080F32B87F6c42c041FAa110df95A8;
address private initialCAWallet =
0xB6d966452AB44C75b9a44Ca48Fc458F27393b907;
address private vestedTeamWallet =
0x28111b40B3209C84928e764f707EDa4c5E714aEE;
address private marketingWallet =
0x1cE72BeCEc3a698205392881946D8A9Cb812d80f;
address private revShareWallet = 0x33cE942d27089E978b83187b3CB63Ed05A288bEe;
address private fundedAccountWallet =
0xc5bADe3A521581f483Ed27F7B747d5CF4a62256E;
uint16 public buyTotalFees = 600;
uint16 public sellTotalFees = 600;
uint16 public liquidityPoolRate = 2500;
uint16 public presaleRate = 5000;
uint16 public lockedTreasuryRate = 1960;
uint16 public initialCARate = 440;
uint16 public vestedTeamRate = 100;
uint16 public marketingRate = 1670;
uint16 public revShareRate = 1670;
uint16 public fundedAccountRate = 6660;
uint16 public maxWalletRate = 500;
uint16 public maxTransactionRate = 500;
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);
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() {
WETH = uniswapV2Router.WETH();
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
address(this),
WETH
);
automatedMarketMakerPairs[uniswapV2Pair] = true;
liquidityPoolWallet = owner();
presaleWallet = owner();
maxWallet = (_totalSupply * maxWalletRate) / MAX_PERCENTAGE_DENOMINATOR;
maxTransactionAmount =
(_totalSupply * maxTransactionRate) /
MAX_PERCENTAGE_DENOMINATOR;
setExcludedFromFees(owner(), true);
setExcludedFromFees(address(this), true);
setExcludedFromFees(address(0xdead), true);
setExcludedFromFees(liquidityPoolWallet, true);
setExcludedFromMaxTransaction(owner(), true);
setExcludedFromMaxTransaction(address(uniswapV2Router), true);
setExcludedFromMaxTransaction(address(this), true);
setExcludedFromMaxTransaction(address(0xdead), true);
setExcludedFromMaxTransaction(address(uniswapV2Pair), true);
setExcludedFromMaxTransaction(liquidityPoolWallet, true);
uint256 _amount = (_totalSupply * liquidityPoolRate) /
MAX_PERCENTAGE_DENOMINATOR;
_balances[liquidityPoolWallet] =
_balances[liquidityPoolWallet] +
_amount;
emit Transfer(address(0), liquidityPoolWallet, _amount);
_amount = (_totalSupply * presaleRate) / MAX_PERCENTAGE_DENOMINATOR;
_balances[presaleWallet] = _balances[presaleWallet] + _amount;
emit Transfer(address(0), presaleWallet, _amount);
_amount =
(_totalSupply * lockedTreasuryRate) /
MAX_PERCENTAGE_DENOMINATOR;
_balances[lockedTreasuryWallet] =
_balances[lockedTreasuryWallet] +
_amount;
emit Transfer(address(0), lockedTreasuryWallet, _amount);
_amount = (_totalSupply * initialCARate) / MAX_PERCENTAGE_DENOMINATOR;
_balances[initialCAWallet] = _balances[initialCAWallet] + _amount;
emit Transfer(address(0), initialCAWallet, _amount);
_amount = (_totalSupply * vestedTeamRate) / MAX_PERCENTAGE_DENOMINATOR;
_balances[vestedTeamWallet] = _balances[vestedTeamWallet] + _amount;
emit Transfer(address(0), vestedTeamWallet, _amount);
_approve(address(this), address(uniswapV2Router), type(uint256).max);
}
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 (uint16) {
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 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 recipient,
uint256 amount
) external returns (bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) external returns (bool) {
uint256 currentAllowance = _allowances[sender][msg.sender];
if (currentAllowance != type(uint256).max) {
require(
currentAllowance >= amount,
"ERC20: transfer amount exceeds allowance"
);
unchecked {
_approve(sender, msg.sender, currentAllowance - amount);
}
}
_transfer(sender, recipient, amount);
return true;
}
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");
if (
!launched &&
(from != owner() && from != address(this) && to != owner())
) {
revert("Trading not enabled");
}
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]) {
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 senderBalance = _balances[from];
require(
senderBalance >= amount,
"ERC20: transfer amount exceeds balance"
);
uint256 fees = 0;
if (takeFee) {
if (automatedMarketMakerPairs[to] && sellTotalFees > 0) {
fees = (amount * sellTotalFees) / MAX_PERCENTAGE_DENOMINATOR;
} else if (automatedMarketMakerPairs[from] && buyTotalFees > 0) {
fees = (amount * buyTotalFees) / MAX_PERCENTAGE_DENOMINATOR;
}
if (fees > 0) {
unchecked {
amount = amount - fees;
_balances[from] -= fees;
_balances[address(this)] += fees;
}
emit Transfer(from, address(this), fees);
}
}
unchecked {
_balances[from] -= amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
}
function removeLimits() external onlyOwner {
limitsInEffect = false;
}
function setFees(
uint16 _buyTotalFees,
uint16 _sellTotalFees
) external onlyOwner {
require(
_buyTotalFees <= MAX_PERCENTAGE_DENOMINATOR,
"Buy fees must be less than or equal to 100%"
);
require(
_sellTotalFees <= MAX_PERCENTAGE_DENOMINATOR,
"Sell fees must be less than or equal to 100%"
);
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 airdropWallets(
address[] memory addresses,
uint256[] memory amounts
) external onlyOwner {
require(!launched, "Already launched");
for (uint256 i = 0; i < addresses.length; i++) {
require(
_balances[msg.sender] >= amounts[i],
"ERC20: transfer amount exceeds balance"
);
_balances[addresses[i]] += amounts[i];
_balances[msg.sender] -= amounts[i];
emit Transfer(msg.sender, addresses[i], amounts[i]);
}
}
function openTrading() external onlyOwner {
require(!launched, "Already launched");
launched = true;
}
function setAutomatedMarketMakerPair(
address pair,
bool value
) external 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) / 1000) / 1e18,
"Cannot set max transaction lower than 0.1%"
);
maxTransactionAmount = newMaxTx * (10 ** 18);
}
function setMaxWalletAmount(uint256 newMaxWallet) external onlyOwner {
require(
newMaxWallet >= ((totalSupply() * 1) / 1000) / 1e18,
"Cannot set max wallet lower than 0.1%"
);
maxWallet = newMaxWallet * (10 ** 18);
}
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));
SafeERC20.safeTransfer(token, 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 ethForMarketing = (ethBalance * marketingRate) /
MAX_PERCENTAGE_DENOMINATOR;
uint256 ethForRevShare = (ethBalance * revShareRate) /
MAX_PERCENTAGE_DENOMINATOR;
uint256 ethForFundedAccount = (ethBalance * fundedAccountRate) /
MAX_PERCENTAGE_DENOMINATOR;
(success, ) = address(marketingWallet).call{
value: ethForMarketing
}("");
(success, ) = address(revShareWallet).call{ value: ethForRevShare }(
""
);
(success, ) = address(fundedAccountWallet).call{
value: ethForFundedAccount
}("");
emit SwapAndLiquify(swapThreshold);
}
}
}