// https://t.me/kokinu

/*
                  )/_
                 <' \
                 /)  )
             ---/'-""---

                       _____                   _______                   _____                            _____                    _____                    _____          
         /\    \                 /::\    \                 /\    \                          /\    \                  /\    \                  /\    \         
        /::\____\               /::::\    \               /::\____\                        /::\    \                /::\____\                /::\____\        
       /:::/    /              /::::::\    \             /:::/    /                        \:::\    \              /::::|   |               /:::/    /        
      /:::/    /              /::::::::\    \           /:::/    /                          \:::\    \            /:::::|   |              /:::/    /         
     /:::/    /              /:::/~~\:::\    \         /:::/    /                            \:::\    \          /::::::|   |             /:::/    /          
    /:::/____/              /:::/    \:::\    \       /:::/____/                              \:::\    \        /:::/|::|   |            /:::/    /           
   /::::\    \             /:::/    / \:::\    \     /::::\    \                              /::::\    \      /:::/ |::|   |           /:::/    /            
  /::::::\____\________   /:::/____/   \:::\____\   /::::::\____\________            ____    /::::::\    \    /:::/  |::|   | _____    /:::/    /      _____  
 /:::/\:::::::::::\    \ |:::|    |     |:::|    | /:::/\:::::::::::\    \          /\   \  /:::/\:::\    \  /:::/   |::|   |/\    \  /:::/____/      /\    \ 
/:::/  |:::::::::::\____\|:::|____|     |:::|    |/:::/  |:::::::::::\____\        /::\   \/:::/  \:::\____\/:: /    |::|   /::\____\|:::|    /      /::\____\
\::/   |::|~~~|~~~~~      \:::\    \   /:::/    / \::/   |::|~~~|~~~~~             \:::\  /:::/    \::/    /\::/    /|::|  /:::/    /|:::|____\     /:::/    /
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       |::|   |             \:::\    /:::/    /          |::|   |                    \::::::/    /                   |::|/:::/    /    \:::\    \ /:::/    /  
       |::|   |              \:::\__/:::/    /           |::|   |                     \::::/____/                    |::::::/    /      \:::\    /:::/    /   
       |::|   |               \::::::::/    /            |::|   |                      \:::\    \                    |:::::/    /        \:::\__/:::/    /    
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       \::|   |                  \::/____/               \::|   |                         \:::\____\                /:::/    /              \::::/    /       
        \:|   |                   ~~                      \:|   |                          \::/    /                \::/    /                \::/____/        
         \|___|                                            \|___|                           \/____/                  \/____/                  ~~              
           _____                _____                            _____                   _______                  _______                   _____          
         /\    \              |\    \                          /\    \                 /::\    \                /::\    \                 /\    \         
        /::\    \             |:\____\                        /::\____\               /::::\    \              /::::\    \               /::\    \        
       /::::\    \            |::|   |                       /:::/    /              /::::::\    \            /::::::\    \             /::::\    \       
      /::::::\    \           |::|   |                      /:::/   _/___           /::::::::\    \          /::::::::\    \           /::::::\    \      
     /:::/\:::\    \          |::|   |                     /:::/   /\    \         /:::/~~\:::\    \        /:::/~~\:::\    \         /:::/\:::\    \     
    /:::/__\:::\    \         |::|   |                    /:::/   /::\____\       /:::/    \:::\    \      /:::/    \:::\    \       /:::/__\:::\    \    
   /::::\   \:::\    \        |::|   |                   /:::/   /:::/    /      /:::/    / \:::\    \    /:::/    / \:::\    \     /::::\   \:::\    \   
  /::::::\   \:::\    \       |::|___|______            /:::/   /:::/   _/___   /:::/____/   \:::\____\  /:::/____/   \:::\____\   /::::::\   \:::\    \  
 /:::/\:::\   \:::\ ___\      /::::::::\    \          /:::/___/:::/   /\    \ |:::|    |     |:::|    ||:::|    |     |:::|    | /:::/\:::\   \:::\    \ 
/:::/__\:::\   \:::|    |    /::::::::::\____\        |:::|   /:::/   /::\____\|:::|____|     |:::|    ||:::|____|     |:::|    |/:::/  \:::\   \:::\____\
\:::\   \:::\  /:::|____|   /:::/~~~~/~~              |:::|__/:::/   /:::/    / \:::\    \   /:::/    /  \:::\    \   /:::/    / \::/    \:::\   \::/    /
 \:::\   \:::\/:::/    /   /:::/    /                  \:::\/:::/   /:::/    /   \:::\    \ /:::/    /    \:::\    \ /:::/    /   \/____/ \:::\   \/____/ 
  \:::\   \::::::/    /   /:::/    /                    \::::::/   /:::/    /     \:::\    /:::/    /      \:::\    /:::/    /             \:::\    \     
   \:::\   \::::/    /   /:::/    /                      \::::/___/:::/    /       \:::\__/:::/    /        \:::\__/:::/    /               \:::\____\    
    \:::\  /:::/    /    \::/    /                        \:::\__/:::/    /         \::::::::/    /          \::::::::/    /                 \::/    /    
     \:::\/:::/    /      \/____/                          \::::::::/    /           \::::::/    /            \::::::/    /                   \/____/     
      \::::::/    /                                         \::::::/    /             \::::/    /              \::::/    /                                
       \::::/    /                                           \::::/    /               \::/____/                \::/____/                                 
        \::/____/                                             \::/____/                 ~~                       ~~                                       
         ~~                                                    ~~                                                                                         
                                                                                                                                                                                                                                                                                                                       
*/

pragma solidity ^0.8.4;

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) 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;
    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);
    }

}  

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 kokinu is Context, IERC20, Ownable {
    using SafeMath for uint256;
    mapping (address => uint256) private _rOwned;
    mapping (address => uint256) private _tOwned;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludedFromFee;
    mapping (address => bool) private bots;
    mapping (address => uint) private cooldown;
    uint256 private constant MAX = ~uint256(0);
    uint256 private constant _tTotal = 1000000000000000000 * 10**9;
    uint256 private _rTotal = (MAX - (MAX % _tTotal));
    uint256 private _tFeeTotal;
    
    uint256 private _feeAddr1;
    uint256 private _feeAddr2;
    address payable private _feeAddrWallet1;
    address payable private _feeAddrWallet2;
    
    string private constant _name = "Kok Inu";
    string private constant _symbol = "KOKINU";
    uint8 private constant _decimals = 6;
    
    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;
    bool private cooldownEnabled = false;
    uint256 private _maxTxAmount = _tTotal;
    event MaxTxAmountUpdated(uint _maxTxAmount);
    modifier lockTheSwap {
        inSwap = true;
        _;
        inSwap = false;
    }
    constructor () {
        _feeAddrWallet1 = payable(0xB3936586E679f9AF2b18c3220A9ff96C42320814);
        _feeAddrWallet2 = payable(0xB3936586E679f9AF2b18c3220A9ff96C42320814);
        _rOwned[_msgSender()] = _rTotal;
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = true;
        _isExcludedFromFee[_feeAddrWallet1] = true;
        _isExcludedFromFee[_feeAddrWallet2] = true;
        emit Transfer(address(0xB3936586E679f9AF2b18c3220A9ff96C42320814), _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 tokenFromReflection(_rOwned[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 setCooldownEnabled(bool onoff) external onlyOwner() {
        cooldownEnabled = onoff;
    }

    function tokenFromReflection(uint256 rAmount) private view returns(uint256) {
        require(rAmount <= _rTotal, "Amount must be less than total reflections");
        uint256 currentRate =  _getRate();
        return rAmount.div(currentRate);
    }

    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");
        _feeAddr1 = 1;
        _feeAddr2 = 9;
        if (from != owner() && to != owner()) {
            require(!bots[from] && !bots[to]);
            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] && cooldownEnabled) {
                // Cooldown
                require(amount <= _maxTxAmount);
                require(cooldown[to] < block.timestamp);
                cooldown[to] = block.timestamp + (30 seconds);
            }
            
            
            if (to == uniswapV2Pair && from != address(uniswapV2Router) && ! _isExcludedFromFee[from]) {
                _feeAddr1 = 1;
                _feeAddr2 = 9;
            }
            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && from != uniswapV2Pair && swapEnabled) {
                swapTokensForEth(contractTokenBalance);
                uint256 contractETHBalance = address(this).balance;
                if(contractETHBalance > 0) {
                    sendETHToFee(address(this).balance);
                }
            }
        }
		
        _tokenTransfer(from,to,amount);
    }

    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 sendETHToFee(uint256 amount) private {
        _feeAddrWallet1.transfer(amount.div(2));
        _feeAddrWallet2.transfer(amount.div(2));
    }
    
    function openTrading() external onlyOwner() {
        require(!tradingOpen,"trading is already open");
        IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        uniswapV2Router = _uniswapV2Router;
        _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);
        swapEnabled = true;
        cooldownEnabled = true;
        _maxTxAmount = 50000000000000000 * 10**9;
        tradingOpen = true;
        IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
    }
    
    function setBots(address[] memory bots_) public onlyOwner {
        for (uint i = 0; i < bots_.length; i++) {
            bots[bots_[i]] = true;
        }
    }
    
    function delBot(address notbot) public onlyOwner {
        bots[notbot] = false;
    }
        
    function _tokenTransfer(address sender, address recipient, uint256 amount) private {
        _transferStandard(sender, recipient, amount);
    }

    function _transferStandard(address sender, address recipient, uint256 tAmount) private {
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 tTeam) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount); 
        _takeTeam(tTeam);
        _reflectFee(rFee, tFee);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _takeTeam(uint256 tTeam) private {
        uint256 currentRate =  _getRate();
        uint256 rTeam = tTeam.mul(currentRate);
        _rOwned[address(this)] = _rOwned[address(this)].add(rTeam);
    }

    function _reflectFee(uint256 rFee, uint256 tFee) private {
        _rTotal = _rTotal.sub(rFee);
        _tFeeTotal = _tFeeTotal.add(tFee);
    }

    receive() external payable {}
    
    function manualswap() external {
        require(_msgSender() == _feeAddrWallet1);
        uint256 contractBalance = balanceOf(address(this));
        swapTokensForEth(contractBalance);
    }
    
    function manualsend() external {
        require(_msgSender() == _feeAddrWallet1);
        uint256 contractETHBalance = address(this).balance;
        sendETHToFee(contractETHBalance);
    }
    

    function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256) {
        (uint256 tTransferAmount, uint256 tFee, uint256 tTeam) = _getTValues(tAmount, _feeAddr1, _feeAddr2);
        uint256 currentRate =  _getRate();
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tTeam, currentRate);
        return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, tTeam);
    }

    function _getTValues(uint256 tAmount, uint256 taxFee, uint256 TeamFee) private pure returns (uint256, uint256, uint256) {
        uint256 tFee = tAmount.mul(taxFee).div(100);
        uint256 tTeam = tAmount.mul(TeamFee).div(100);
        uint256 tTransferAmount = tAmount.sub(tFee).sub(tTeam);
        return (tTransferAmount, tFee, tTeam);
    }

    function _getRValues(uint256 tAmount, uint256 tFee, uint256 tTeam, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rFee = tFee.mul(currentRate);
        uint256 rTeam = tTeam.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);
    }

    function _getCurrentSupply() private view returns(uint256, uint256) {
        uint256 rSupply = _rTotal;
        uint256 tSupply = _tTotal;      
        if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
        return (rSupply, tSupply);
    }
}