Contract Source Code:
File 1 of 1 : Cai
// SPDX-License-Identifier: MIT
pragma solidity 0.8.17;
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
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(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
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;
}
interface IERC20 {
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 IERC20Metadata is IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
}
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal returns(bool){
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
return success;
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
return msg.data;
}
}
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: 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), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
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 recipient, uint256 amount) public virtual override returns (bool) {
_transfer(_msgSender(), recipient, 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) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public virtual override returns (bool) {
uint256 currentAllowance = _allowances[sender][_msgSender()];
if (currentAllowance != type(uint256).max) {
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
unchecked {
_approve(sender, _msgSender(), currentAllowance - amount);
}
}
_transfer(sender, recipient, amount);
return true;
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
}
return true;
}
function _transfer(
address sender,
address recipient,
uint256 amount
) internal virtual {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
_beforeTokenTransfer(sender, recipient, amount);
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[sender] = senderBalance - amount;
}
_balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
_afterTokenTransfer(sender, recipient, 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;
_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 _beforeTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
function _afterTokenTransfer(
address from,
address to,
uint256 amount
) internal virtual {}
}
contract Cai is ERC20, Ownable {
using Address for address payable;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
mapping (address => bool) private _isExcludedFromFees;
uint256 public liquidityFeeOnBuy;
uint256 public liquidityFeeOnSell;
uint256 public marketingFeeOnBuy;
uint256 public marketingFeeOnSell;
uint256 private _totalFeesOnBuy;
uint256 private _totalFeesOnSell;
address public marketingWallet;
uint256 public swapTokensAtAmount;
bool private swapping;
bool public swapEnabled;
event ExcludeFromFees(address indexed account, bool isExcluded);
event MarketingWalletChanged(address marketingWallet);
event UpdateBuyFees(uint256 liquidityFeeOnBuy, uint256 marketingFeeOnBuy);
event UpdateSellFees(uint256 liquidityFeeOnSell, uint256 marketingFeeOnSell);
event SwapAndLiquify(uint256 tokensSwapped,uint256 bnbReceived,uint256 tokensIntoLiqudity);
event SwapAndSendMarketing(uint256 tokensSwapped, uint256 bnbSend);
event SwapTokensAtAmountUpdated(uint256 swapTokensAtAmount);
constructor () ERC20("Circe AI", "Cai")
{
address router;
if (block.chainid == 56) {
router = 0x10ED43C718714eb63d5aA57B78B54704E256024E; // BSC Pancake Mainnet Router
} else if (block.chainid == 97) {
router = 0xD99D1c33F9fC3444f8101754aBC46c52416550D1; // BSC Pancake Testnet Router
} else if (block.chainid == 1 || block.chainid == 5) {
router = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D; // ETH Uniswap Mainnet % Testnet
} else {
revert();
}
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(router);
address _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = _uniswapV2Pair;
_approve(address(this), address(uniswapV2Router), type(uint256).max);
liquidityFeeOnBuy = 0;
liquidityFeeOnSell = 0;
marketingFeeOnBuy = 5;
marketingFeeOnSell = 5;
_totalFeesOnBuy = liquidityFeeOnBuy + marketingFeeOnBuy;
_totalFeesOnSell = liquidityFeeOnSell + marketingFeeOnSell;
marketingWallet = 0x3658d6A78A4D6Ca507a038d3c533Cf766E896048;
maxTransactionLimitEnabled = true;
_isExcludedFromMaxTxLimit[owner()] = true;
_isExcludedFromMaxTxLimit[address(this)] = true;
_isExcludedFromMaxTxLimit[address(0xdead)] = true;
_isExcludedFromMaxTxLimit[marketingWallet] = true;
_isExcludedFromMaxTxLimit[0x71B5759d73262FBb223956913ecF4ecC51057641] = true; //pinklock
_isExcludedFromFees[owner()] = true;
_isExcludedFromFees[address(0xdead)] = true;
_isExcludedFromFees[address(this)] = true;
_isExcludedFromFees[0x71B5759d73262FBb223956913ecF4ecC51057641] = true; //pinklock
_mint(owner(), 100e6 * (10 ** decimals()));
swapTokensAtAmount = totalSupply() / 5_000;
maxTransactionAmountBuy = totalSupply() * 20 / 1000;
maxTransactionAmountSell = totalSupply() * 20 / 1000;
tradingEnabled = false;
swapEnabled = false;
}
receive() external payable {
}
function claimStuckTokens(address token) external onlyOwner {
require(token != address(this), "Owner cannot claim contract's balance of its own tokens");
if (token == address(0x0)) {
payable(msg.sender).sendValue(address(this).balance);
return;
}
IERC20 ERC20token = IERC20(token);
uint256 balance = ERC20token.balanceOf(address(this));
ERC20token.transfer(msg.sender, balance);
}
function excludeFromFees(address account, bool excluded) external onlyOwner{
require(_isExcludedFromFees[account] != excluded,"Account is already the value of 'excluded'");
_isExcludedFromFees[account] = excluded;
emit ExcludeFromFees(account, excluded);
}
function isExcludedFromFees(address account) public view returns(bool) {
return _isExcludedFromFees[account];
}
function updateBuyFees(uint256 _liquidityFeeOnBuy, uint256 _marketingFeeOnBuy) external onlyOwner {
liquidityFeeOnBuy = _liquidityFeeOnBuy;
marketingFeeOnBuy = _marketingFeeOnBuy;
_totalFeesOnBuy = liquidityFeeOnBuy + marketingFeeOnBuy;
require(_totalFeesOnBuy <= 25, "Total Fees cannot exceed the maximum");
emit UpdateBuyFees(liquidityFeeOnBuy, marketingFeeOnBuy);
}
function updateSellFees(uint256 _liquidityFeeOnSell, uint256 _marketingFeeOnSell) external onlyOwner {
liquidityFeeOnSell = _liquidityFeeOnSell;
marketingFeeOnSell = _marketingFeeOnSell;
_totalFeesOnSell = liquidityFeeOnSell + marketingFeeOnSell;
require(_totalFeesOnSell <= 25, "Total Fees cannot exceed the maximum");
emit UpdateSellFees(liquidityFeeOnSell, marketingFeeOnSell);
}
function changeMarketingWallet(address _marketingWallet) external onlyOwner{
require(_marketingWallet != marketingWallet,"Marketing wallet is already that address");
require(_marketingWallet != address(0),"Marketing wallet cannot be the zero address");
marketingWallet = _marketingWallet;
emit MarketingWalletChanged(marketingWallet);
}
bool public tradingEnabled;
function enableTrading() external onlyOwner{
require(!tradingEnabled, "Trading already enabled.");
tradingEnabled = true;
swapEnabled = true;
}
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");
require(tradingEnabled || _isExcludedFromFees[from] || _isExcludedFromFees[to], "Trading not yet enabled!");
if (amount == 0) {
super._transfer(from, to, 0);
return;
}
if (maxTransactionLimitEnabled)
{
if ((from == uniswapV2Pair || to == uniswapV2Pair) &&
!_isExcludedFromMaxTxLimit[from] &&
!_isExcludedFromMaxTxLimit[to]
) {
if (from == uniswapV2Pair) {
require(
amount <= maxTransactionAmountBuy,
"AntiWhale: Transfer amount exceeds the maxTransactionAmount"
);
} else {
require(
amount <= maxTransactionAmountSell,
"AntiWhale: Transfer amount exceeds the maxTransactionAmount"
);
}
}
}
uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= swapTokensAtAmount;
if (canSwap &&
!swapping &&
to == uniswapV2Pair &&
_totalFeesOnBuy + _totalFeesOnSell > 0 &&
swapEnabled
) {
swapping = true;
uint256 totalFee = _totalFeesOnBuy + _totalFeesOnSell;
uint256 liquidityShare = liquidityFeeOnBuy + liquidityFeeOnSell;
uint256 marketingShare = marketingFeeOnBuy + marketingFeeOnSell;
if (liquidityShare > 0) {
uint256 liquidityTokens = contractTokenBalance * liquidityShare / totalFee;
swapAndLiquify(liquidityTokens);
}
if (marketingShare > 0) {
uint256 marketingTokens = contractTokenBalance * marketingShare / totalFee;
swapAndSendMarketing(marketingTokens);
}
swapping = false;
}
uint256 _totalFees;
if (_isExcludedFromFees[from] || _isExcludedFromFees[to] || swapping) {
_totalFees = 0;
} else if (from == uniswapV2Pair) {
_totalFees = _totalFeesOnBuy;
} else if (to == uniswapV2Pair) {
_totalFees = _totalFeesOnSell;
} else {
_totalFees = 0;
}
if (_totalFees > 0) {
uint256 fees = (amount * _totalFees) / 100;
amount = amount - fees;
super._transfer(from, address(this), fees);
}
super._transfer(from, to, amount);
}
function setSwapEnabled(bool _enabled) external onlyOwner{
require(swapEnabled != _enabled, "swapEnabled already at this state.");
swapEnabled = _enabled;
}
function setSwapTokensAtAmount(uint256 newAmount) external onlyOwner{
require(newAmount > totalSupply() / 1_000_000, "SwapTokensAtAmount must be greater than 0.0001% of total supply");
swapTokensAtAmount = newAmount;
emit SwapTokensAtAmountUpdated(swapTokensAtAmount);
}
function swapAndLiquify(uint256 tokens) private {
uint256 half = tokens / 2;
uint256 otherHalf = tokens - half;
uint256 initialBalance = address(this).balance;
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
half,
0,
path,
address(this),
block.timestamp);
uint256 newBalance = address(this).balance - initialBalance;
uniswapV2Router.addLiquidityETH{value: newBalance}(
address(this),
otherHalf,
0,
0,
address(0xdead),
block.timestamp
);
emit SwapAndLiquify(half, newBalance, otherHalf);
}
function swapAndSendMarketing(uint256 tokenAmount) private {
uint256 initialBalance = address(this).balance;
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp);
uint256 newBalance = address(this).balance - initialBalance;
payable(marketingWallet).sendValue(newBalance);
emit SwapAndSendMarketing(tokenAmount, newBalance);
}
mapping(address => bool) private _isExcludedFromMaxTxLimit;
bool public maxTransactionLimitEnabled;
uint256 public maxTransactionAmountBuy;
uint256 public maxTransactionAmountSell;
event ExcludedFromMaxTransactionLimit(address indexed account, bool isExcluded);
event MaxTransactionLimitStateChanged(bool maxTransactionLimit);
event MaxTransactionLimitAmountChanged(uint256 maxTransactionAmountBuy, uint256 maxTransactionAmountSell);
function setEnableMaxTransactionLimit(bool enable) external onlyOwner {
require(enable != maxTransactionLimitEnabled, "Max transaction limit is already set to that state");
maxTransactionLimitEnabled = enable;
emit MaxTransactionLimitStateChanged(maxTransactionLimitEnabled);
}
function setMaxTransactionAmounts(uint256 _maxTransactionAmountBuy, uint256 _maxTransactionAmountSell) external onlyOwner {
require(
_maxTransactionAmountBuy >= (totalSupply() / (10 ** decimals())) / 1_000 &&
_maxTransactionAmountSell >= (totalSupply() / (10 ** decimals())) / 1_000,
"Max Transaction limis cannot be lower than 0.1% of total supply"
);
maxTransactionAmountBuy = _maxTransactionAmountBuy * (10 ** decimals());
maxTransactionAmountSell = _maxTransactionAmountSell * (10 ** decimals());
emit MaxTransactionLimitAmountChanged(maxTransactionAmountBuy, maxTransactionAmountSell);
}
function excludeFromMaxTransactionLimit(address account, bool exclude) external onlyOwner {
require( _isExcludedFromMaxTxLimit[account] != exclude, "Account is already set to that state");
require(account != address(this), "Can't set this address.");
_isExcludedFromMaxTxLimit[account] = exclude;
emit ExcludedFromMaxTransactionLimit(account, exclude);
}
function isExcludedFromMaxTransaction(address account) public view returns(bool) {
return _isExcludedFromMaxTxLimit[account];
}
}