Contract Source Code:
File 1 of 1 : DexBot
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.12;
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);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby disabling any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
interface IERC20 {
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `from` to `to` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address from, address to, uint256 amount) external returns (bool);
}
contract ERC20 is Context, IERC20 {
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
/**
* @dev Sets the values for {name} and {symbol}.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual override returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual override returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the default value returned by this function, unless
* it's overridden.
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view virtual override returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual override returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual override returns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `amount`.
*/
function transfer(address to, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_transfer(owner, to, amount);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual override returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 amount) public virtual override returns (bool) {
address owner = _msgSender();
_approve(owner, spender, amount);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
* - the caller must have allowance for ``from``'s tokens of at least
* `amount`.
*/
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;
}
/**
* @dev Atomically increases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, allowance(owner, spender) + addedValue);
return true;
}
/**
* @dev Atomically decreases the allowance granted to `spender` by the caller.
*
* This is an alternative to {approve} that can be used as a mitigation for
* problems described in {IERC20-approve}.
*
* Emits an {Approval} event indicating the updated allowance.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `spender` must have allowance for the caller of at least
* `subtractedValue`.
*/
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;
}
/**
* @dev Moves `amount` of tokens from `from` to `to`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* Requirements:
*
* - `from` cannot be the zero address.
* - `to` cannot be the zero address.
* - `from` must have a balance of at least `amount`.
*/
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;
// Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
// decrementing then incrementing.
_balances[to] += amount;
}
emit Transfer(from, to, amount);
_afterTokenTransfer(from, to, amount);
}
/** @dev Creates `amount` tokens and assigns them to `account`, increasing
* the total supply.
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
*/
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 {
// Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
_balances[account] += amount;
}
emit Transfer(address(0), account, amount);
_afterTokenTransfer(address(0), account, amount);
}
/**
* @dev Destroys `amount` tokens from `account`, reducing the
* total supply.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* Requirements:
*
* - `account` cannot be the zero address.
* - `account` must have at least `amount` tokens.
*/
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;
// Overflow not possible: amount <= accountBalance <= totalSupply.
_totalSupply -= amount;
}
emit Transfer(account, address(0), amount);
_afterTokenTransfer(account, address(0), amount);
}
/**
* @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*/
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);
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `amount`.
*
* Does not update the allowance amount in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Might emit an {Approval} event.
*/
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);
}
}
}
/**
* @dev Hook that is called before any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* will be transferred to `to`.
* - when `from` is zero, `amount` tokens will be minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens will be burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {}
/**
* @dev Hook that is called after any transfer of tokens. This includes
* minting and burning.
*
* Calling conditions:
*
* - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
* has been transferred to `to`.
* - when `from` is zero, `amount` tokens have been minted for `to`.
* - when `to` is zero, `amount` of ``from``'s tokens have been burned.
* - `from` and `to` are never both zero.
*
* To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
*/
function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {}
}
interface IUniswapV2Router01 {
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 removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
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;
}
contract DexBot is Ownable, ERC20 {
address public constant DEAD_ADDRESS = 0x000000000000000000000000000000000000dEaD;
IUniswapV2Router02 public immutable uniswapV2Router;
bool swapping;
bool public exchangeable;
bool public transferable;
bool public maxLimited;
bool public botLimited;
address public team;
address public rewardPool;
address public burnAddress;
address public exToken;
uint256 public buyFeeRate;
uint256 public sellFeeRate;
uint256 public totalFeeAmount;
uint256 public swapAmount;
uint256 public swapShare;
uint256 public burnShare;
uint256 public teamShare;
uint256 public burnLimit;
uint256 public maxHoldingAmount;
mapping (address => mapping(address => uint256)) public balanceFromPool;
mapping (address => bool) public uniswapPool;
mapping (address => bool) public blacklist;
mapping (address => bool) public dutyFree;
mapping (address => uint256) public lastTradingBlock;
event Exchanged(address indexed owner, uint256 indexed amount);
event SwapAmountSet(address indexed owner, uint256 indexed amount);
event TeamSet(address indexed owner, address indexed account);
event BurnAddressSet(address indexed owner, address indexed account);
event ShareSet(address indexed owner, uint256 swapShare, uint256 burnShare, uint256 teamShare);
event RewardPoolSet(address indexed owner, address indexed account);
event LimitSet(address indexed owner, bool indexed limited, uint256 indexed amount);
event PoolSet(address indexed owner, address indexed account, bool indexed value);
event DutyFreeSet(address indexed owner, address indexed account, bool indexed value);
event FeeRateSet(address indexed owner, uint256 indexed buyFeeRate, uint256 indexed sellFeeRate);
event BurnLimitSet(address indexed owner, uint256 burnLimit);
event BlacklistSet(address indexed owner, address[] accounts);
event BlacklistRemoved(address indexed owner, address[] accounts);
constructor(address _token, uint256 _totalSupply) ERC20("DexBot", "DEXBOT") {
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
exchangeable = true;
maxLimited = false;
botLimited = true;
swapping = false;
swapAmount = (_totalSupply * 25) / 10000;
maxHoldingAmount = _totalSupply;
swapShare = 0.2 ether;
burnShare = 0.4 ether;
teamShare = 0.4 ether;
burnLimit = _totalSupply / 10;
buyFeeRate = 0.05 ether;
sellFeeRate = 0.05 ether;
exToken = _token;
team = msg.sender;
burnAddress = msg.sender;
dutyFree[msg.sender] = true;
dutyFree[address(this)] = true;
_mint(msg.sender, _totalSupply);
}
fallback() external payable {}
receive() external payable {}
function exchange(uint256 amount) external {
require(exchangeable, "non exchangeable");
IERC20(exToken).transferFrom(msg.sender, DEAD_ADDRESS, amount);
IERC20(address(this)).transfer(msg.sender, amount);
emit Exchanged(msg.sender, amount);
}
function setExchangeable() external onlyOwner {
exchangeable = !exchangeable;
}
function setTransferable() external onlyOwner {
transferable = !transferable;
}
function withdrawToken(address token, address to) external onlyOwner {
require(token != address(0), "token address cannot be zero address");
uint256 balance = IERC20(token).balanceOf(address(this));
IERC20(token).transfer(to, balance);
}
function withdrawEth(address to) external onlyOwner {
(bool success, ) = to.call{value: address(this).balance}(new bytes(0));
require(success, "eth transfer failed");
}
function setMaxLimit(bool _limited, uint256 _amount) external onlyOwner {
maxLimited = _limited;
maxHoldingAmount = _amount;
emit LimitSet(msg.sender, maxLimited, maxHoldingAmount);
}
function setBotLimited() external onlyOwner {
botLimited = !botLimited;
}
function setPool(address account) external onlyOwner {
uniswapPool[account] = !uniswapPool[account];
emit PoolSet(msg.sender, account, uniswapPool[account]);
}
function setTeam(address account) external onlyOwner {
dutyFree[team] = false;
team = account;
dutyFree[team] = true;
emit TeamSet(msg.sender, team);
}
function setRewardPool(address account) external onlyOwner {
rewardPool = account;
emit RewardPoolSet(msg.sender, rewardPool);
}
function setBurnAddress(address account) external onlyOwner {
burnAddress = account;
emit BurnAddressSet(msg.sender, burnAddress);
}
function setDutyFree(address account) public onlyOwner {
dutyFree[account] = !dutyFree[account];
emit DutyFreeSet(msg.sender, account, dutyFree[account]);
}
function setFeeRate(uint256 _buyFeeRate, uint256 _sellFeeRate) external onlyOwner {
buyFeeRate = _buyFeeRate;
sellFeeRate = _sellFeeRate;
emit FeeRateSet(msg.sender, _buyFeeRate, _sellFeeRate);
}
function setBurnLimit(uint256 _burnLimit) external onlyOwner {
burnLimit = _burnLimit;
emit BurnLimitSet(msg.sender, _burnLimit);
}
function setSwapAmount(uint256 _swapAmount) external onlyOwner {
swapAmount = _swapAmount;
emit SwapAmountSet(msg.sender, _swapAmount);
}
function setShare(uint256 _swapShare, uint256 _burnShare, uint256 _teamShare) external onlyOwner {
uint256 totalShare = _swapShare+_burnShare+_teamShare;
require(totalShare == 1 ether, "forbid");
swapShare = _swapShare;
burnShare = _burnShare;
teamShare = _teamShare;
emit ShareSet(msg.sender, swapShare, burnShare, teamShare);
}
function _beforeTokenTransfer(address from, address to, uint256 amount) internal override {
require(!blacklist[to] && !blacklist[from], "blacklisted");
if (!transferable) {
require(from == owner() || to == owner(), "trading is not started");
return;
}
if (maxLimited && uniswapPool[from]) {
require(balanceFromPool[to][from] + amount <= maxHoldingAmount, "buy limit");
balanceFromPool[to][from] += amount;
}
}
function _transfer(address from, address to, uint256 amount) internal override {
if (!swapping && !uniswapPool[from]) {
swapping = true;
_swapBack();
swapping = false;
}
uint256 feeRate = 0;
if (uniswapPool[from]) {
if (botLimited) {
require(lastTradingBlock[to] != block.number, "bot limit");
lastTradingBlock[to] = block.number;
}
if (!dutyFree[to]) {
feeRate = buyFeeRate;
}
} else if (uniswapPool[to]) {
if (botLimited) {
require(lastTradingBlock[from] != block.number, "bot limit");
lastTradingBlock[from] = block.number;
}
if (!dutyFree[from]) {
feeRate = sellFeeRate;
}
}
if (feeRate > 0 && amount > 0) {
uint256 fee = amount * feeRate / 1 ether;
totalFeeAmount += fee;
super._transfer(from, address(this), fee);
amount -= fee;
}
super._transfer(from, to, amount);
}
function _swapBack() internal {
if (totalFeeAmount <= swapAmount) {
return;
}
bool success;
uint256 amountToBurn = totalFeeAmount * burnShare / 1 ether;
uint256 amountToTeam = totalFeeAmount * teamShare / 1 ether;
uint256 amountToShare = totalFeeAmount * swapShare / 1 ether;
uint256 halfAmountToTeam = amountToTeam / 2;
uint256 amountToSwap = amountToShare + halfAmountToTeam;
uint256 initialETHBalance = address(this).balance;
_swapTokensForEth(amountToSwap);
uint256 halfETHBalance = (address(this).balance - initialETHBalance) / 2;
(success, ) = team.call{value: halfETHBalance}(new bytes(0));
require(success, "eth transfer failed");
(success, ) = rewardPool.call{value: halfETHBalance}(new bytes(0));
require(success, "eth transfer failed");
if( totalSupply() >= burnLimit){
IERC20(address(this)).transfer(burnAddress, amountToBurn);
}
IERC20(address(this)).transfer(team, halfAmountToTeam);
totalFeeAmount = 0;
}
function _swapTokensForEth(uint256 amount) internal {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
if (allowance(address(this), address(uniswapV2Router)) < amount) {
_approve(address(this), address(uniswapV2Router), type(uint256).max);
}
uniswapV2Router.swapExactTokensForETH(amount, 0, path, address(this), block.timestamp);
}
function burn(uint256 value) external {
_burn(msg.sender, value);
}
}