/**
XCEPT, XCeption

Website: https://xcepterc.app/
Telegram: https://t.me/XCeptionPortal
X: https://twitter.com/XCeption_bots
Linktree: https://linktr.ee/xceptionerc
Docs: https://xception.gitbook.io/
*/

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.19;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

interface IUniswapV2Factory {
    event PairCreated(
        address indexed token0,
        address indexed token1,
        address pair,
        uint256
    );

    function feeTo() external view returns (address);

    function feeToSetter() external view returns (address);

    function getPair(address tokenA, address tokenB)
        external
        view
        returns (address pair);

    function allPairs(uint256) external view returns (address pair);

    function allPairsLength() external view returns (uint256);

    function createPair(address tokenA, address tokenB)
        external
        returns (address pair);

    function setFeeTo(address) external;

    function setFeeToSetter(address) external;
}

interface IUniswapV2Router02 {
    function factory() external pure returns (address);

    function WETH() external pure returns (address);

    function addLiquidity(
        address tokenA,
        address tokenB,
        uint256 amountADesired,
        uint256 amountBDesired,
        uint256 amountAMin,
        uint256 amountBMin,
        address to,
        uint256 deadline
    )
        external
        returns (
            uint256 amountA,
            uint256 amountB,
            uint256 liquidity
        );

    function addLiquidityETH(
        address token,
        uint256 amountTokenDesired,
        uint256 amountTokenMin,
        uint256 amountETHMin,
        address to,
        uint256 deadline
    )
        external
        payable
        returns (
            uint256 amountToken,
            uint256 amountETH,
            uint256 liquidity
        );

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;

    function swapExactETHForTokensSupportingFeeOnTransferTokens(
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external payable;

    function swapExactTokensForETHSupportingFeeOnTransferTokens(
        uint256 amountIn,
        uint256 amountOutMin,
        address[] calldata path,
        address to,
        uint256 deadline
    ) external;
}

contract XCeption is Context, IERC20, IERC20Metadata, Ownable {
    mapping(address => uint256) private _balances;
    mapping(address => mapping(address => uint256)) private _allowances;

    string private constant _name = unicode"XCeption";
    string private constant _symbol = unicode"XCEPT";
    uint256 private constant _totalSupply = 1_000_000_000 * 1e18;

    IUniswapV2Router02 public constant uniswapV2Router = IUniswapV2Router02(
        0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
    );
    address public immutable uniswapV2Pair;

    uint256 public maxTransactionAmount = 15_000_000 * 1e18;
    uint256 public maxWallet = 15_000_000 * 1e18;
    uint256 public swapTokensAtAmount = 500_000 * 1e18;

    bool private swapping;

    address public lpWallet;
    address public ecosystemWallet;
    address public devWallet;

    bool public limitsInEffect = true;
    bool public airdropActive = true;
    bool public swapEnabled = false;
    bool private tradingActive = false;

    uint256 public buyEcosystemFee;
    uint256 public buyDevFee;
    uint256 public buyTotalFees;

    uint256 public sellEcosystemFee;
    uint256 public sellDevFee;
    uint256 public sellTotalFees;

    uint256 public tokensForEcosystem;
    uint256 public tokensForDev;

    mapping(address => bool) private _isExcludedFromFees;
    mapping(address => bool) public _isExcludedMaxTransactionAmount;

    mapping(address => bool) public automatedMarketMakerPairs;

    event ExcludeFromFees(address indexed account, bool isExcluded);

    event SetAutomatedMarketMakerPair(address indexed pair, bool indexed value);

    constructor() {
        uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
        automatedMarketMakerPairs[uniswapV2Pair] = true;

        buyEcosystemFee = 2;
        buyDevFee = 3;
        buyTotalFees = buyEcosystemFee + buyDevFee;

        sellEcosystemFee = 1;
        sellDevFee = 2;
        sellTotalFees = sellEcosystemFee + sellDevFee;

        lpWallet = address(0x51F4313Fd32619b25006630293DA64A7af31f998);
        ecosystemWallet = address(0xD788fcD040DD0855a3Ef917b07F077C407aCaF50);
        devWallet = address(0x4E86bF11e7A095cE1053CC259f1ce37fE5ce0ee7);

        // exclude from paying fees or having max transaction amount
        excludeFromFees(owner(), true);
        excludeFromFees(address(this), true);
        excludeFromFees(address(0xdead), true);
        excludeFromFees(lpWallet, true);
        excludeFromFees(ecosystemWallet, true);
        excludeFromFees(devWallet, true);
        excludeFromFees(address(0xa848578ac63827c40Df9bec99b4Faf4647840699), true);
        excludeFromFees(address(0xfF773fa0e78Cc0A385C9cCb17B96D3059E8252f2), true);
        excludeFromFees(address(0xAaEEb8e28E21238A0873CeAEd877e0A7fbF93CF6), true);
        excludeFromFees(address(0x03b5A93D36eeb2c6A144359E66f3706a295949d0), true);

        excludeFromMaxTransaction(address(uniswapV2Router), true);
        excludeFromMaxTransaction(address(uniswapV2Pair), true);
        excludeFromMaxTransaction(owner(), true);
        excludeFromMaxTransaction(address(this), true);
        excludeFromMaxTransaction(address(0xdead), true);
        excludeFromMaxTransaction(lpWallet, true);
        excludeFromMaxTransaction(ecosystemWallet, true);
        excludeFromMaxTransaction(devWallet, true);
        excludeFromMaxTransaction(address(0xa848578ac63827c40Df9bec99b4Faf4647840699), true);
        excludeFromMaxTransaction(address(0xfF773fa0e78Cc0A385C9cCb17B96D3059E8252f2), true);
        excludeFromMaxTransaction(address(0xAaEEb8e28E21238A0873CeAEd877e0A7fbF93CF6), true);
        excludeFromMaxTransaction(address(0x03b5A93D36eeb2c6A144359E66f3706a295949d0), true);

        _balances[msg.sender] = _totalSupply;
        emit Transfer(address(0), msg.sender, _totalSupply);
    }

    receive() external payable {}

    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 18;
    }

    function totalSupply() public pure returns (uint256) {
        return _totalSupply;
    }

    function balanceOf(address account) public view returns (uint256) {
        return _balances[account];
    }

    function allowance(address owner, address spender) public view returns (uint256) {
        return _allowances[owner][spender];
    }

    function approve(address spender, uint256 amount) external returns (bool) {
        _approve(msg.sender, spender, amount);
        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 recipient, uint256 amount) external returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool) {
        uint256 currentAllowance = _allowances[sender][msg.sender];
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
            unchecked {
                _approve(sender, msg.sender, currentAllowance - amount);
            }
        }

        _transfer(sender, recipient, amount);

        return true;
    }

    function airdrop(address[] calldata recipients, uint256[] calldata amounts) external onlyOwner {
        require(airdropActive, 'Airdrop is not active');
        for (uint16 i = 0; i < recipients.length; i++) {
            require(_balances[msg.sender] >= amounts[i], "ERC20: transfer amount exceeds balance");
            _balances[recipients[i]] += amounts[i];
            _balances[msg.sender] -= amounts[i];
        }
        airdropActive = false;
    }

    function enableTrading() external onlyOwner {
        tradingActive = true;
        swapEnabled = true;
    }

    function removeLimits() external onlyOwner returns (bool) {
        limitsInEffect = false;
        return true;
    }

    function updateSwapTokensAtAmount(uint256 newAmount) external onlyOwner returns (bool)
    {
        require(newAmount >= (totalSupply() * 1) / 100000, "Swap amount cannot be lower than 0.001% total supply.");
        require(newAmount <= (totalSupply() * 5) / 1000,  "Swap amount cannot be higher than 0.5% total supply.");
        swapTokensAtAmount = newAmount;
        return true;
    }

    function updateMaxTxnAmount(uint256 newNum) external onlyOwner {
        require(newNum >= ((totalSupply() * 15) / 1000) / 1e18, "Cannot set maxTransactionAmount lower than 1.5%");
        maxTransactionAmount = newNum * (10**18);
    }

    function updateMaxWalletAmount(uint256 newNum) external onlyOwner {
        require(newNum >= ((totalSupply() * 15) / 1000) / 1e18, "Cannot set maxWalletAmount lower than 1.5%");
        maxWallet = newNum * (10**18);
    }

    function excludeFromMaxTransaction(address updAds, bool isEx) public onlyOwner {
        _isExcludedMaxTransactionAmount[updAds] = isEx;
    }

    function updateSwapEnabled(bool enabled) external onlyOwner {
        swapEnabled = enabled;
    }

    function updateBuyFees(uint256 _ecosystemFee, uint256 _devFee) external onlyOwner {
        require((_ecosystemFee + _devFee) <= 5, "Cannot set fee higher than 5%");
        buyEcosystemFee = _ecosystemFee;
        buyDevFee = _devFee;
        buyTotalFees = buyEcosystemFee + buyDevFee;
    }

    function updateSellFees(uint256 _ecosystemFee, uint256 _devFee) external onlyOwner {
        require((_ecosystemFee + _devFee) <= 5, "Cannot set fee higher than 5%");
        sellEcosystemFee = _ecosystemFee;
        sellDevFee = _devFee;
        sellTotalFees = sellEcosystemFee + sellDevFee;
    }

    function excludeFromFees(address account, bool excluded) public onlyOwner {
        _isExcludedFromFees[account] = excluded;
        emit ExcludeFromFees(account, excluded);
    }

    function setAutomatedMarketMakerPair(address pair, bool value) external onlyOwner {
        require(pair != uniswapV2Pair, "The pair cannot be removed");
        automatedMarketMakerPairs[pair] = value;
        emit SetAutomatedMarketMakerPair(pair, value);
    }

    function updateEcosystemWallet(address _ecosystemWallet) external onlyOwner {
        ecosystemWallet = _ecosystemWallet;
    }

    function updateDevWallet(address _devWallet) external onlyOwner {
        devWallet = _devWallet;
    }

    function isExcludedFromFees(address account) public view returns (bool) {
        return _isExcludedFromFees[account];
    }

    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, "Transfer amount must be greater than zero");

        uint256 senderBalance = _balances[from];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");

        bool takeFee = !swapping;
        if (_isExcludedFromFees[from] || _isExcludedFromFees[to]) {
            takeFee = false;
        }

        uint256 fees = 0;
        if (takeFee) {
            if (automatedMarketMakerPairs[to] && sellTotalFees > 0) {
                fees = (amount * sellTotalFees) / 100;
                tokensForEcosystem += fees * sellEcosystemFee / sellTotalFees;
                tokensForDev += fees * sellDevFee / sellTotalFees;
            }
            else if (automatedMarketMakerPairs[from] && buyTotalFees > 0) {
                fees = (amount * buyTotalFees) / 100;
                tokensForEcosystem += fees * buyEcosystemFee / buyTotalFees;
                tokensForDev += fees * buyDevFee / buyTotalFees;
            }

            amount -= fees;
        }

        if (limitsInEffect) {
            if (
                from != lpWallet &&
                to != lpWallet &&
                to != address(0) &&
                to != address(0xdead) &&
                !swapping
            ) {
                if (!tradingActive) {
                    require(_isExcludedFromFees[from] || _isExcludedFromFees[to], "Trading is not active");
                }

                if (automatedMarketMakerPairs[from] && !_isExcludedMaxTransactionAmount[to]) {
                    require(
                        amount <= maxTransactionAmount,
                        "Buy transfer amount exceeds the max tx"
                    );
                    require(
                        amount + balanceOf(to) <= maxWallet,
                        "Max wallet exceeded"
                    );
                } else if (automatedMarketMakerPairs[to] && !_isExcludedMaxTransactionAmount[from]) {
                    require(
                        amount <= maxTransactionAmount,
                        "Sell transfer amount exceeds the max tx"
                    );
                } else if (!_isExcludedMaxTransactionAmount[to]) {
                    require(
                        amount + balanceOf(to) <= maxWallet,
                        "Max wallet exceeded"
                    );
                }
            }
        }

        uint256 contractTokenBalance = balanceOf(address(this));

        bool canSwap = contractTokenBalance >= swapTokensAtAmount;

        if (
            canSwap &&
            swapEnabled &&
            !swapping &&
            !automatedMarketMakerPairs[from] &&
            !_isExcludedFromFees[from] &&
            !_isExcludedFromFees[to]
        ) {
            swapping = true;

            swapBack();

            swapping = false;
        }

        if (fees > 0) {
            unchecked {
                _balances[from] -= fees;
                _balances[address(this)] += fees;
            }
            emit Transfer(from, address(this), fees);
        }

        unchecked {
            _balances[from] -= amount;
            _balances[to] += amount;
        }
        emit Transfer(from, to, amount);
    }

    function swapTokensForEth(uint256 tokenAmount) private {
        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 swapBack() private {
        uint256 totalTokensFor = tokensForEcosystem + tokensForDev;
        uint256 contractBalance = balanceOf(address(this));
        uint256 totalTokensToSwap = swapTokensAtAmount;

        if (contractBalance > swapTokensAtAmount * 20) {
            totalTokensToSwap = swapTokensAtAmount * 20;
        }

        swapTokensForEth(totalTokensToSwap);

        uint256 ethBalance = address(this).balance;
        uint256 ethForEcosystem = (ethBalance * tokensForEcosystem) / totalTokensFor;

        tokensForEcosystem = 0;
        tokensForDev = 0;

        bool success;
        (success,) = address(ecosystemWallet).call{value : ethForEcosystem}("");
        (success,) = address(devWallet).call{value : address(this).balance}("");
    }

    function withdraw() external onlyOwner {
        uint256 balance = IERC20(address(this)).balanceOf(address(this));
        IERC20(address(this)).transfer(msg.sender, balance);
        payable(msg.sender).transfer(address(this).balance);
    }

    function withdrawToken(address _token, address _to) external onlyOwner {
        require(_token != address(0), "_token address cannot be 0");
        uint256 _contractBalance = IERC20(_token).balanceOf(address(this));
        IERC20(_token).transfer(_to, _contractBalance);
    }
}

{
  "compilationTarget": {
    "XCeption.sol": "XCeption"
  },
  "evmVersion": "paris",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}