// SPDX-License-Identifier: MIT
/**
* $$$$$$\ $$$$$$\ $$\ $$\ $$$$$$$\ $$$$$$\
$$ __$$\ $$ __$$\ $$$\ $$ |$$ __$$\ $$ __$$\
$$ / \__|$$ / $$ |$$$$\ $$ |$$ | $$ |$$ / $$ |
$$ | $$ | $$ |$$ $$\$$ |$$ | $$ |$$ | $$ |
$$ | $$ | $$ |$$ \$$$$ |$$ | $$ |$$ | $$ |
$$ | $$\ $$ | $$ |$$ |\$$$ |$$ | $$ |$$ | $$ |
\$$$$$$ | $$$$$$ |$$ | \$$ |$$$$$$$ | $$$$$$ |
\______/ \______/ \__| \__|\_______/ \______/
* https://t.me/condoerc
* https://x.com/condoerc
* https://condoerc.xyz
*/
pragma solidity ^0.8.10;
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
);
constructor() {
_transferOwnership(_msgSender());
}
function owner() public view virtual returns (address) {
return _owner;
}
modifier onlyOwner() {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(
newOwner != address(0),
"Ownable: new owner is the zero address"
);
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
library SafeMath {
function tryAdd(uint256 a, uint256 b)
internal
pure
returns (bool, uint256)
{
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
function trySub(uint256 a, uint256 b)
internal
pure
returns (bool, uint256)
{
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
function tryMul(uint256 a, uint256 b)
internal
pure
returns (bool, uint256)
{
unchecked {
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
function tryDiv(uint256 a, uint256 b)
internal
pure
returns (bool, uint256)
{
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
function tryMod(uint256 a, uint256 b)
internal
pure
returns (bool, uint256)
{
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
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 addLiquidityETH(
address token,
uint256 amountTokenDesired,
uint256 amountTokenMin,
uint256 amountETHMin,
address to,
uint256 deadline
)
external
payable
returns (
uint256 amountToken,
uint256 amountETH,
uint256 liquidity
);
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint256 amountIn,
uint256 amountOutMin,
address[] calldata path,
address to,
uint256 deadline
) external;
}
interface IERC20 {
function name() external view returns (string memory);
function symbol() external view returns (string memory);
function decimals() external view returns (uint8);
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 CONDO is IERC20, Ownable {
using SafeMath for uint256;
string private _name = unicode"Condo";
string private _symbol = unicode"CONDO";
uint256 private _totalSupply;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
IUniswapV2Router02 public uniswapRouter;
address public uniswapPair;
address public mkWallet;
bool public tradingActive = false;
bool public swapEnabled = false;
bool public limitsInEffect = true;
uint8 private _decimals = 18;
uint256 public maxTxnSize;
uint256 public swapTokensAtAmount;
uint256 public maxWalletSize;
uint256 public maxSwapSize;
uint256 public buyMarketFee;
uint256 public sellMarketFee;
uint256 public tokensForMarket;
bool private swapping;
mapping(address => bool) private isBlackList;
mapping(address => bool) public isExcludedFromFees;
mapping(address => bool) public isExcludemaxTxnSize;
mapping(address => bool) public ammPairs;
event SellTaxChanged(uint256 _old, uint256 _new);
event BuyTaxChanged(uint256 _old, uint256 _new);
constructor() {
mkWallet = 0x889EcECA10B55C66d484d8E01C8E8c3dE50559c6;
buyMarketFee = 30;
sellMarketFee = 30;
uniswapRouter = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
isExcludemaxTxnSize[owner()] = true;
isExcludemaxTxnSize[address(this)] = true;
isExcludemaxTxnSize[address(0xdead)] = true;
isExcludemaxTxnSize[mkWallet] = true;
isExcludedFromFees[mkWallet] = true;
_totalSupply = 1e9 * (10**_decimals);
swapTokensAtAmount = (_totalSupply * 5) / 1000000;
maxTxnSize = (_totalSupply * 2) / 100;
maxWalletSize = (_totalSupply * 2) / 100;
maxSwapSize = (_totalSupply / 100);
_balances[msg.sender] = _totalSupply;
}
function name() public view override returns (string memory) {
return _name;
}
function symbol() public view override returns (string memory) {
return _symbol;
}
function decimals() public view override returns (uint8) {
return _decimals;
}
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
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 transfer(address recipient, uint256 amount)
public
override
returns (bool)
{
_transfer(_msgSender(), recipient, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(sender, recipient, amount);
uint256 currentAllowance = _allowances[sender][_msgSender()];
require(
currentAllowance >= amount,
"ERC20: transfer amount exceeds allowance"
);
unchecked {
_approve(sender, _msgSender(), currentAllowance - amount);
}
return true;
}
function increaseAllowance(address spender, uint256 addedValue)
public
returns (bool)
{
_approve(
_msgSender(),
spender,
_allowances[_msgSender()][spender] + addedValue
);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue)
public
returns (bool)
{
uint256 currentAllowance = _allowances[_msgSender()][spender];
require(
currentAllowance >= subtractedValue,
"ERC20: decreased allowance below zero"
);
unchecked {
_approve(_msgSender(), spender, currentAllowance - subtractedValue);
}
return true;
}
function _approve(
address owner,
address spender,
uint256 amount
) internal {
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);
}
receive() external payable {}
function openCondo() external onlyOwner {
tradingActive = true;
swapEnabled = true;
}
function createCondo() external onlyOwner {
uniswapPair = IUniswapV2Factory(uniswapRouter.factory()).createPair(
address(this),
uniswapRouter.WETH()
);
isExcludemaxTxnSize[address(uniswapPair)] = true;
ammPairs[address(uniswapPair)] = true;
_approve(address(this), address(uniswapRouter), type(uint256).max);
uniswapRouter.addLiquidityETH{value: address(this).balance}(
address(this),
balanceOf(address(this)),
0,
0,
owner(),
block.timestamp
);
}
function updateFees(uint256 newBuyMarketFee, uint256 newSellMarketFee)
external
onlyOwner
{
emit BuyTaxChanged(buyMarketFee, newBuyMarketFee);
emit SellTaxChanged(sellMarketFee, newSellMarketFee);
buyMarketFee = newBuyMarketFee;
sellMarketFee = newSellMarketFee;
require(
buyMarketFee <= 40 && sellMarketFee <= 40,
"Must keep fees at 40% or less"
);
}
function updateLimits() external onlyOwner {
limitsInEffect = false;
}
function swapBack() private {
uint256 contractBalance = balanceOf(address(this));
if (contractBalance > maxSwapSize) contractBalance = maxSwapSize;
if (contractBalance >= swapTokensAtAmount)
swapTokensForEth(contractBalance);
tokensForMarket = 0;
payable(mkWallet).transfer(address(this).balance);
}
function swapTokensForEth(uint256 tokenAmount) private {
// generate the uniswap pair path of token -> weth
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapRouter.WETH();
_approve(address(this), address(uniswapRouter), tokenAmount);
// make the swap
uniswapRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0, // accept any amount of ETH
path,
address(this),
block.timestamp
);
}
function _transfer(
address from,
address to,
uint256 amount
) internal {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "ERC20: zero transfer amount");
require(!isBlackList[from], "[from] black list");
require(!isBlackList[to], "[to] black list");
if (from == address(this) || to == address(this)) {
_balances[from] = _balances[from].sub(amount);
_balances[to] = _balances[to].add(amount);
emit Transfer(from, to, amount);
return;
}
if (limitsInEffect) {
if (
from != owner() &&
to != owner() &&
to != address(0) &&
to != address(0xdead) &&
!swapping
) {
if (!tradingActive) {
require(
isExcludedFromFees[from] || isExcludedFromFees[to],
"Trading is not active."
);
}
//when buy
if (ammPairs[from] && !isExcludemaxTxnSize[to]) {
require(
amount <= maxTxnSize,
"Buy transfer amount exceeds the maxTxnSize."
);
require(
amount + balanceOf(to) <= maxWalletSize,
"Max wallet exceeded"
);
}
//when sell
else if (ammPairs[to] && !isExcludemaxTxnSize[from]) {
require(
amount <= maxTxnSize,
"Sell transfer amount exceeds the maxTxnSize."
);
} else if (!isExcludemaxTxnSize[to]) {
require(
amount + balanceOf(to) <= maxWalletSize,
"Max wallet exceeded"
);
}
}
}
bool canSwap = amount >= swapTokensAtAmount;
if (
canSwap &&
swapEnabled &&
!swapping &&
ammPairs[to] &&
!isExcludedFromFees[from] &&
!isExcludedFromFees[to]
) {
swapping = true;
swapBack();
swapping = false;
}
amount = _transferWithFee(
from,
to,
amount,
!(isExcludedFromFees[from] || isExcludedFromFees[to])
);
_balances[to] = _balances[to].add(amount);
emit Transfer(from, to, amount);
}
function _transferWithFee(
address from,
address to,
uint256 amount,
bool fee
) internal returns (uint256) {
uint256 feeAmount = 0;
if (fee) {
if (!swapping) {
// on sell
if (ammPairs[to] && sellMarketFee > 0) {
feeAmount = amount.mul(sellMarketFee).div(100);
tokensForMarket +=
(feeAmount * sellMarketFee) /
sellMarketFee;
}
// on buy
else if (ammPairs[from] && buyMarketFee > 0) {
feeAmount = amount.mul(buyMarketFee).div(100);
tokensForMarket +=
(feeAmount * buyMarketFee) /
buyMarketFee;
}
if (feeAmount > 0) {
_balances[from] = _balances[from].sub(feeAmount);
_balances[address(this)] = _balances[address(this)].add(
feeAmount
);
emit Transfer(from, address(this), feeAmount);
}
}
amount -= feeAmount;
_balances[from] = _balances[from].sub(amount);
}
return amount;
}
function min(uint256 a, uint256 b) private pure returns (uint256) {
return (a > b) ? b : a;
}
}
{
"compilationTarget": {
"CONDO.sol": "CONDO"
},
"evmVersion": "paris",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_old","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_new","type":"uint256"}],"name":"BuyTaxChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"_old","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"_new","type":"uint256"}],"name":"SellTaxChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"ammPairs","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"buyMarketFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"createCondo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"isExcludedFromFees","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"isExcludemaxTxnSize","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"limitsInEffect","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSwapSize","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxTxnSize","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxWalletSize","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mkWallet","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"openCondo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"sellMarketFee","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"swapEnabled","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"swapTokensAtAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tokensForMarket","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"tradingActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"uniswapPair","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"uniswapRouter","outputs":[{"internalType":"contract IUniswapV2Router02","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"newBuyMarketFee","type":"uint256"},{"internalType":"uint256","name":"newSellMarketFee","type":"uint256"}],"name":"updateFees","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"updateLimits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]