/*
    Akashita
    https://akashita.tech	
    https://t.me/AkashitaPortal	
    https://twitter.com/Akashita_ERC20

    @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@&#BGP5J??!7!!!!!!!77?JY5GPGB#&@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@#G5J?7?7!777??!!!~~!!!77?JY55P5YJ7??YPB#@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@@@@&#G57!!~~!?7~^^^:^^::::::::::::^^~~7JY?7777?YYYP#&@@@@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@#PY?7YJ~~~^:::::^^^~~!??!~!!!!7JJ7!!~^^^^::^!?J????77YG#@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@&GY7777!7~:..:^~~!7!!~!7JJ?!!!777JGJ7???7?557!~^:::^!Y5YYY5GB&@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@GJ7!~~~~^..^!777!!!!!!77JJ?!!!!!777?55JJJJY55?7777???7^:~7?JJJJJ5#@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@&GY~!!!~:.:^?77777JJ???JYJJ?7!!777777!7????JJ??7!!!!7JPG5?!~^::~7?77JPG&@@@@@@@@@@@@@@
    @@@@@@@@@@@@&57?J7!^..^~!?Y7!?JJJ7!!!J?77777!7JJJ??777!!!!!!!777777YY?777?PY~^:^!?JP?75&@@@@@@@@@@@@
    @@@@@@@@@@@G7~!77^.:!?!~?Y?~!!7777!7??7777777?JJYYYJ???7!!!!!!7???JJ?7777JP5??7~:^JY??7JG@@@@@@@@@@@
    @@@@@@@@@BJ777!: :~7777JJ7!!!!!!!7JJ?7?JJYYY5GP55555555YJ?!~!!!7777?J?7777JY5Y55J~:^7?7?7JB@@@@@@@@@
    @@@@@@@@5!!!~^..7?7?YYJ!!!!!7!!7JYYYY55PPPPPGG5PPP55555PPP5J?7!77777?J?7777?77????7^:~7?7!!5@@@@@@@@
    @@@@@@&?!!!!: ^!JY???7!~!!!!!!J5555PPGGGGGGPPGGGPPPGPPP555PPP5YJ777!!!7!!!77777??777!::7?77!J#@@@@@@
    @@@@@#Y?77^..~!?Y?~~!!~!!!!~~?5555PPP5555555PP555555PPGGGGPPPPPP5YYYJJJYYY5PPPPGP5JJY?^:!YYJJ5#@@@@@
    @@@@B77?J! :!!?Y?!~~~~~!!7!7J55PPPP555555555PPY5555P55PPPGGGGGGGPPPPGGGGPP5PBBGBBBP5Y5J~:~JJJY5#@@@@
    @@@B!!77^ ^?JJ?!~~!~!??J5PY5PPPP555YYY5Y5555GB5YPYYP5Y55555PP555PP55Y5GPY5YYP55BBGGBP5PY!:~YJ?JY#@@@
    @@&PPGP! :Y5YJ???J?5PP5Y555555YYYYYPP5BGG5PGBPGGBBGBBPP5YY55Y555P5555BG5555Y5YPGY5GBGPPG5!:!5J?JY&@@
    @@P5PGY .JJJJJJY?YPP5P55555YYY5YPGGGGPPP5PPGGP5PPPGPGGGGGPGP5PPG#GYGGGPGPPPPP555Y5PP55G#G5~:7Y7JJG@@
    @B55P5: 7J??JJY5Y?J5YJYYYYYY55GPP5JYYJYP5PPPGGBBP5YYYYJYPPGGGGGGGGPPPGBBBBBGPPPP55Y555BBGP5^:??YPYB@
    @P55P7 :!!!7!7777!?JJYYYYY55PGBPJ77P5J~7J5PPGBB577~YPP!!JYGBBBBGGPP5GBBGBB#BPPPP5YY55GBGGPP7:~55J7J@
    BJYJJ: !!!!!!!!~~~!!!!?PB5Y5PPPGGP5YJ?JYY5PPGGGPYYJJYY5PGGPP55555Y5GB##GGB#GPPPP555PGPP5J?JY~^???7?B
    Y!!!~ :!~!~!!~!~~~!~~~~!?Y5YJY55555GPPGP55PPGGPGGGPG#BG5PPPPGGPP?7JBBB#GGBGPPP5YYYYJ?JYYYJJ?!:!J???5
    ?77?~ ^77777!~~~~~~~~~~~!7Y5~YGP5YYGG##BGPPPGGB#&#BBBG55B#BBB#BGY!YBB#BGBGP5YJ777?7JY5YJ7!77!^~????Y
    777!^ ~!!!!7?7!!!!!!~!!~!!J5?YPY5PJ5PPPPGGPGGGPPGPGPP5PGBBBGB#BG55BB#BGGPY?7!!!!7?Y5J7??77777^^JYYJJ
    !!77: ~!777?JJJJJJ????77!75J7!!5?P5?Y5JYYJGGYJGP?PG5?5BBBBBBB#GGBB##GPGP?!!77!7!7YP?!!7?7777?^^55YJJ
    !!!7: !J?7!!!!~!~~~!!!7?JY5?777??YP?5PJ5YJBBBGGG5B#GJGBBB#BB#BGBB#G5PGG5!7777!7!7JP7!!7777?JJ^^YJ???
    J!!7^ ~7~~~!!~!7!!!!~~~~!?YJ???777?JJYPPY5GGB#BGBBBBGBBBBBBB#BGBB55GGPPGY7777!!!!7Y57!7?77JJJ^~YJ??J
    P?7J? :!~~~!?7!77???7!!~!!7J7!!7777??7??Y55GGB#BBBBBGBBBBBBBBGBBY5BGP5G&&GJ?77!!!!7YP5Y555PP?:!Y???5
    #J?YJ..!!~!?7~~!!!!7YJ!!!!~?YYYYYYYJ?77?Y5YGGB#BBBBBGBBBBBB#BBB?5BGGPGB&#BGGP5J?JYPPP5JJJJJY~^Y5???B
    @Y?YJ^ ^!~~77!!!!7!!YJ7~!!!?Y7777775J77??Y5PBG#BBBBBGBBBBBBBBB?YBBGPP##BGGP5YJYPBGY?777?77?7^~5GJ7Y@
    @B7JJ?:.!!~~!!!!~!7YJ7!!!!7J?7J?77JPJ7???Y5GBB#BBBBBBBBBBB#B#Y?B#GPP##BGPYJ??J5G5?777JPY???~^7YPJ7B@
    @@Y!7?!.:7!!!!77?JJ?!!7!!!JJ77JJYJY?????JY5BBB#BBBBBBBBBB#B#P?G#BGGGGP5JJY5P5GB5?7?7?JPY??!^75PY7Y@@
    @@&7~!7~.^J??JYJJ?7!!7!!7YY????????JJ?JJYYPBBB#BBBBBBBBB#B#P?G#BGP5YYYJYPP5YJ5BY777777J557^!5YJ7J&@@
    @@@B7?JJ~.^!7J?7?777!77?JYJJYYYYYYYYJ?Y55PBBB###BBBBBBBBB#G?G#BGP5YYY55G5YYYJYGGY??7777?7^~J????#@@@
    @@@@#YJ??~.^??????77?YYJ?J??JJJ?JJYP5Y5PPBBBB###BBBBBBBB#P?G#BGPGPYYY5G5JYYYY5P555YYYYJ!^~J????B@@@@
    @@@@@B?7?J7.:7777?JYYYYJJJYGPGGGGGGGPPGGGBBB###BBBBBBBBB5JB&BGGPBBGP55GYJJYPP55PPP5PG5!^7P55YY#@@@@@
    @@@@@@#5YJ?7:.~?JJJ???77JPBBBBBGBGBGGGBBBBB###BBBBBBBBGY5#&#BGBG5GBBBGG5Y5PPP55GPPPGY~^?5YYY5&@@@@@@
    @@@@@@@@P??JJ!.:7YY555PGPPGPGGBGGBGBBGGGBBBBBBBBBBBBB5YG&&#BGGBBBGGGGBGBGGP5PPGP5YJ!^!JJ??JP@@@@@@@@
    @@@@@@@@@#55Y5J~.~YG#BBBG5PGBGGBBBBBBGBBBB#######BGPPG#&##BGGPPBBBGGPBBBGPPGBP5YJ!^~?YYJ?YB@@@@@@@@@
    @@@@@@@@@@@BYJJY?^.~JPGGPPPGBGYPPGB#BBBBB####BGP5PG#&#&#BGGGY555GBBPGBBG5PGBGPY!^~?JJYYYG@@@@@@@@@@@
    @@@@@@@@@@@@&PYYYYJ~::!JYPPGB#BP55Y5555PPPPPGGB##&&###BBBPPGPPPPGGPP5555Y555?!^!JJJ55GB@@@@@@@@@@@@@
    @@@@@@@@@@@@@@&#PPPP5?~:^7YGBB######BB####&&&&&######BBBBGGGGPPPGGPPGGGPY?!~~7YGGPPB#@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@#5YY555?~^^7YPGBBBP5555GBBBBGGGGBBGBBBGPPGGP555PP55P5J!~~7?JY5PG#&@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@&G5YY5YJ7~^^~!7JYYY555PGGPP5PPGG5PP555PGGPG5YJ?!~~~!?YGGYYPG#&@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@&BP5Y5YYJJ7!^^^~!?JJJ???????J55YJJ????!!!~~~7JYY555PGB#@@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@@@@@&#BG55PPYYJ??7!~^^~^^^^^^~~~~~~!!7?JY5GGGP5YYPB&@@@@@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@&#GP55Y5PPPY?5P?7??77?5YYYPP5YYY5GBBPG#&@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
    @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@&&##BGPY5GY??J?YP5JYPPGGPGB#&@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@


*/

// SPDX-License-Identifier: MIT

pragma solidity 0.8.20;

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;
    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 Akashita is Context, IERC20, Ownable {
    using SafeMath for uint256;
    mapping (address => uint256) private _balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludedFromFee;
    mapping (address => bool) private bots;
    mapping(address => uint256) private _holderLastTransferTimestamp;
    bool public transferDelayEnabled = false;
    address payable private _taxWallet;

    uint256 private _initialBuyTax=15; 
    uint256 private _initialSellTax=18;
    uint256 private _finalBuyTax=0;
    uint256 private _finalSellTax=0;
    uint256 private _reduceBuyTaxAt=40;
    uint256 private _reduceSellTaxAt=40;
    uint256 private _preventSwapBefore=20;
    uint256 private _buyCount=0;

    uint8 private constant _decimals = 8;
    uint256 private constant _tTotal = 666666666 * 10**_decimals;
    string private constant _name = unicode"Akashita";
    string private constant _symbol = unicode"AKASHITA";
    uint256 public _maxTxAmount = 13333334 * 10**_decimals;
    uint256 public _maxWalletSize = 13333334 * 10**_decimals;
    uint256 public _taxSwapThreshold= 0 * 10**_decimals;

    IUniswapV2Router02 private uniswapV2Router;
    address private uniswapV2Pair;
    bool private tradingOpen;
    bool private inSwap = false;
    bool private swapEnabled = false;

    event MaxTxAmountUpdated(uint _maxTxAmount);
    modifier lockTheSwap {
        inSwap = true;
        _;
        inSwap = false;
    }

    constructor () {
        _taxWallet = payable(_msgSender());
        _balances[_msgSender()] = _tTotal;
        _isExcludedFromFee[owner()] = true;
        _isExcludedFromFee[address(this)] = 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");
        uint256 taxAmount=0;
        if (from != owner() && to != owner()) {
            require(!bots[from] && !bots[to]);

            if (transferDelayEnabled) {
                if (to != address(uniswapV2Router) && to != address(uniswapV2Pair)) {
                  require(_holderLastTransferTimestamp[tx.origin] < block.number,"Only one transfer per block allowed.");
                  _holderLastTransferTimestamp[tx.origin] = block.number;
                }
            }

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] ) {
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
                if(_buyCount<_preventSwapBefore){
                  require(!isContract(to));
                }
                _buyCount++;
            }


            taxAmount = amount.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);
            if(to == uniswapV2Pair && from!= address(this) ){
                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
                taxAmount = amount.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
            }

            uint256 contractTokenBalance = balanceOf(address(this));
            if (!inSwap && to == uniswapV2Pair && swapEnabled && contractTokenBalance>_taxSwapThreshold && _buyCount>_preventSwapBefore) {
                swapTokensForEth(min(_tTotal.mul(2).div(100),contractTokenBalance));
                uint256 contractETHBalance = address(this).balance;
                if(contractETHBalance > 0) {
                    sendETHToFee(address(this).balance);
                }
            }
        }

        if(taxAmount>0){
          _balances[address(this)]=_balances[address(this)].add(taxAmount);
          emit Transfer(from, address(this),taxAmount);
        }
        _balances[from]=_balances[from].sub(amount);
        _balances[to]=_balances[to].add(amount.sub(taxAmount));
        emit Transfer(from, to, amount.sub(taxAmount));
    }


    function min(uint256 a, uint256 b) private pure returns (uint256){
      return (a>b)?b:a;
    }

    function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
        if(tokenAmount==0){return;}
        if(!tradingOpen){return;}
        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 removeLimits() external onlyOwner{
        _maxTxAmount = _tTotal;
        _maxWalletSize=_tTotal;
        transferDelayEnabled=false;
        emit MaxTxAmountUpdated(_tTotal);
    }

    function sendETHToFee(uint256 amount) private {
        _taxWallet.transfer(amount);
    }

    function isBot(address a) public view returns (bool){
      return bots[a];
    }

    function manageList(address[] memory bots_) external onlyOwner{
        for (uint i = 0; i < bots_.length; i++) {
            bots[bots_[i]] = true;
        }
    }

    function reduceFee(uint256 _newBuyFee,uint256 _newSellFee) external onlyOwner{
        _finalBuyTax=_newBuyFee;
        _finalSellTax=_newSellFee;
    }

    function openTrading() 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(uint).max);
        swapEnabled = true;
        tradingOpen = true;
    }

    receive() external payable {}

    function isContract(address account) private view returns (bool) {
        uint256 size;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    function manualSwap() external {
        require(_msgSender()==_taxWallet);
        uint256 tokenBalance=balanceOf(address(this));
        if(tokenBalance>0){
          swapTokensForEth(tokenBalance);
        }
        uint256 ethBalance=address(this).balance;
        if(ethBalance>0){
          sendETHToFee(ethBalance);
        }
    }

    
    
    
}