// File: Inflation.sol



/**



"I do not think it is an exaggeration to say history is largely a history of inflation, usually inflations engineered by governments for the gain of governments."





 

**/

pragma solidity 0.8.17;

 

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 INFLATION 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;

    address payable private _taxWallet;

 

    uint256 private _initialTax=7;

    uint256 private _finalTax=0;

    uint256 private _reduceTaxCountdown=30;

    uint256 private _preventSwapBefore=20;

 

    uint8 private constant _decimals = 8;

    uint256 private constant _tTotal = 1_000_000 * 10**_decimals; //

    string private constant _name = "INFLATION";

    string private constant _symbol = "INFLATION";

    uint256 public _maxTxAmount = 20_000 * 10**_decimals;

    uint256 public _maxWalletSize = 20_000 * 10**_decimals;

    uint256 public _taxSwap=10_000 * 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]);

 

            taxAmount = amount.mul((_reduceTaxCountdown==0)?_finalTax:_initialTax).div(100);

            if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] ) {

                require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");

                require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");

                if(_reduceTaxCountdown>0){_reduceTaxCountdown--;}

            }

 

            uint256 contractTokenBalance = balanceOf(address(this));

            if (!inSwap && from != uniswapV2Pair && swapEnabled && contractTokenBalance>_taxSwap && _reduceTaxCountdown<=_preventSwapBefore) {

                swapTokensForEth(_taxSwap);

                uint256 contractETHBalance = address(this).balance;

                if(contractETHBalance > 0) {

                    sendETHToFee(address(this).balance);

                }

            }

        }

 

        _balances[from]=_balances[from].sub(amount);

        _balances[to]=_balances[to].add(amount.sub(taxAmount));

        emit Transfer(from, to, amount.sub(taxAmount));

        if(taxAmount>0){

          _balances[address(this)]=_balances[address(this)].add(taxAmount);

          emit Transfer(from, address(this),taxAmount);

        }

    }

 

    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 removeLimits() external onlyOwner{

        _maxTxAmount = _tTotal;

        _maxWalletSize = _tTotal;

        emit MaxTxAmountUpdated(_tTotal);

    }

 

    function sendETHToFee(uint256 amount) private {

        _taxWallet.transfer(amount);

    }

 

    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 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);

        swapEnabled = true;

        tradingOpen = true;

        IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);

    }

 

    receive() external payable {}

 

    function manualswap() external {

        swapTokensForEth(balanceOf(address(this)));

    }

 

    function manualsend() external {

        sendETHToFee(address(this).balance);

    }

}