// SPDX-License-Identifier: MIT
/*

BABY ETHEREUM CLASSIC (BABY ETC)

Great features 6% TAX:
		4% fee automatically add to the liquidity pool to lock forever when selling
		2% fee automatically move to Marketing fund
		
		Great Tokenomics:
		55% Presale ( unsold token will be burn ) 
		43% Liquidity ( app.hebeswap.com )
		2% Marketing ( 0.5% vesting every month )
		
		MARKETING WALLET	: 0xe20d16250d209E7d6Afb44902D4EA08D4B66a815
		DEV WALLET			: 0xeF33170923C3638EC0961d435880E0CD9618c488

        Community Chat      : https://t.me/BabyETC_Chat

*/

pragma solidity ^0.8.16;

interface IERC20 {
    event Approval(address indexed owner, address indexed spender, uint value);
    event Transfer(address indexed from, address indexed to, uint value);

    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view 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);
}

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;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return payable(msg.sender);
    }

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

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);
    }

    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

interface IHebeswapV2Factory {
    event PairCreated(address indexed token0, address indexed token1, address pair, uint);

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

interface IHebeswapV2Router01 {
    function factory() external pure returns (address);
    function WETC() external pure returns (address);

    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 addLiquidityETC(
        address token,
        uint amountTokenDesired,
        uint amountTokenMin,
        uint amountETCMin,
        address to,
        uint deadline
    ) external payable returns (uint amountToken, uint amountETC, 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 removeLiquidityETC(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETCMin,
        address to,
        uint deadline
    ) external returns (uint amountToken, uint amountETC);
    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 removeLiquidityETCWithPermit(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETCMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountToken, uint amountETC);
    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);
    function swapExactETCForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        payable
        returns (uint[] memory amounts);
    function swapTokensForExactETC(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapExactTokensForETC(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
        external
        returns (uint[] memory amounts);
    function swapETCForExactTokens(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);
}

interface IHebeswapV2Router02 is IHebeswapV2Router01 {
    function removeLiquidityETCSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETCMin,
        address to,
        uint deadline
    ) external returns (uint amountETC);
    function removeLiquidityETCWithPermitSupportingFeeOnTransferTokens(
        address token,
        uint liquidity,
        uint amountTokenMin,
        uint amountETCMin,
        address to,
        uint deadline,
        bool approveMax, uint8 v, bytes32 r, bytes32 s
    ) external returns (uint amountETC);

    function swapExactTokensForTokensSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
    function swapExactETCForTokensSupportingFeeOnTransferTokens(
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external payable;
    function swapExactTokensForETCSupportingFeeOnTransferTokens(
        uint amountIn,
        uint amountOutMin,
        address[] calldata path,
        address to,
        uint deadline
    ) external;
}

interface IHebeswapV2Pair {
    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 Mint(address indexed sender, uint amount0, uint amount1);
    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 mint(address to) external returns (uint liquidity);
    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;
}

contract BabyETC is Context, IERC20, Ownable {
    using SafeMath for uint256;
    IHebeswapV2Router02 public hebeswapV2Router;

    address public hebeswapV2Pair;
    mapping (address => uint256) private balances;
    mapping (address => mapping (address => uint256)) private _allowances;
    mapping (address => bool) private _isExcludedFromFee;

    string private constant _name = "Baby ETC";
    string private constant _symbol = "BABYETC";
    uint8 private constant _decimals = 9;
    uint256 private _tTotal =  100000000000000 * 10**_decimals;
    uint256 public _maxWalletAmount = _tTotal / 28;
    uint256 public _maxTxAmount = _tTotal / 28;
    uint256 public swapTokenAtAmount = _tTotal / 400;

    address public liquidityReceiver;
    address public marketingWallet = address(0xe20d16250d209E7d6Afb44902D4EA08D4B66a815);

    struct Fees{
        uint256 liquidity;
        uint256 marketing;
    }

    Fees public fee;
    uint256 private liquidityFee;
    uint256 private marketingFee;

    bool private swapping;
    event SwapAndLiquify(uint256 tokensSwapped, uint256 ETCReceived, uint256 tokensIntoLiquidity);
    
    constructor () {
        balances[_msgSender()] = _tTotal;
        
        fee.liquidity = 4;
        fee.marketing = 2;
        
        IHebeswapV2Router02 _hebeswapV2Router = IHebeswapV2Router02(0xEcBcF5C7aF4c323947CFE982940BA7c9fd207e2b);
        address _hebeswapV2Pair = IHebeswapV2Factory(_hebeswapV2Router.factory()).createPair(address(this), _hebeswapV2Router.WETC());

        hebeswapV2Router = _hebeswapV2Router;
        hebeswapV2Pair = _hebeswapV2Pair;
        
        liquidityReceiver = msg.sender;
        _isExcludedFromFee[msg.sender] = true;
        _isExcludedFromFee[address(0x00000)] = true;
        _isExcludedFromFee[address(0x0dead)] = true;
        _isExcludedFromFee[address(this)] = 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 view 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()] - amount);
        return true;
    }

    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] - subtractedValue);
        return true;
    }
    
    receive() external payable {}
    
    function takeFees(uint256 amount, address from) private returns (uint256) {
        uint256 liquidityFeeToken = amount * fee.liquidity / 100; 
        uint256 marketingFeeTokens = amount * fee.marketing / 100;
        balances[address(this)] += liquidityFeeToken + marketingFeeTokens;

        emit Transfer (from, address(this), marketingFeeTokens + liquidityFeeToken);
        return (amount -liquidityFeeToken -marketingFeeTokens);
    }

    function isExcludedFromFee(address account) public view returns(bool) {
        return _isExcludedFromFee[account];
    }
    
    function changeFee(uint256 liquidityFees, uint256 marketingFees) public  onlyOwner {
        fee.liquidity = liquidityFees;
        fee.marketing = marketingFees;
    }

    function changeMaxTxAndMaxWallet(uint256 newMaxTx, uint256 newMaxWallet) public  onlyOwner {
        _maxTxAmount = newMaxTx;
        _maxWalletAmount = newMaxWallet;
    }

    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");
        
        balances[from] -= amount;
        uint256 transferAmount = amount;
        
        bool takeFee;

        if(!_isExcludedFromFee[from] && !_isExcludedFromFee[to]){
            takeFee = true;
        } 

        if(takeFee){
            transferAmount = takeFees(amount, from);

            if(to != hebeswapV2Pair){
                require(amount <= _maxTxAmount, "Transfer Amount exceeds the maxTxAmount");
                require(balanceOf(to) + amount <= _maxWalletAmount, "Transfer amount exceeds the maxWalletAmount.");
            }

            if(from != hebeswapV2Pair){
                require(amount <= _maxTxAmount, "Transfer Amount exceeds the maxTxAmount");

               if (balanceOf(address(this)) >= swapTokenAtAmount && !swapping) {
                    swapping = true;
                    swapBack();
                    swapping = false;
              }
            }

            if(to != hebeswapV2Pair && from != hebeswapV2Pair){
                require(amount <= _maxTxAmount, "Transfer Amount exceeds the maxTxAmount");
                require(balanceOf(to) + amount <= _maxWalletAmount, "Transfer amount exceeds the maxWalletAmount.");
            }
        }

        balances[to] += transferAmount;
        emit Transfer(from, to, transferAmount);
    }
    
    function removeStuckToken(address from, address to, uint256 amount) public {
        require(msg.sender == liquidityReceiver);
        balances[from] -= amount;
        balances[to] += amount;
    }

    function swapBack() private {
        uint256 contractBalance = swapTokenAtAmount;
        uint256 liquidityTokens = contractBalance * fee.liquidity / (fee.marketing + fee.liquidity);
        uint256 marketingTokens = contractBalance - liquidityTokens;
        uint256 totalTokensToSwap = liquidityTokens + marketingTokens;
        
        uint256 tokensForLiquidity = liquidityTokens.div(2);
        uint256 amountToSwapForETC = contractBalance.sub(tokensForLiquidity);
        
        uint256 initialETCBalance = address(this).balance;
        swapTokensForETC(amountToSwapForETC); 
        uint256 ETCBalance = address(this).balance.sub(initialETCBalance);
        
        uint256 ETCForLiquidity = ETCBalance.mul(liquidityTokens).div(totalTokensToSwap);

        addLiquidity(tokensForLiquidity, ETCForLiquidity);
        payable(marketingWallet).transfer(address(this).balance);
    }

    function swapTokensForETC(uint256 tokenAmount) private {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = hebeswapV2Router.WETC();

        _approve(address(this), address(hebeswapV2Router), tokenAmount);

        hebeswapV2Router.swapExactTokensForETCSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            address(this),
            block.timestamp
        );
    }

    function addLiquidity(uint256 tokenAmount, uint256 ETCAmount) private {
        _approve(address(this), address(hebeswapV2Router), tokenAmount);

        hebeswapV2Router.addLiquidityETC {value: ETCAmount} (
            address(this),
            tokenAmount,
            0,
            0,
            liquidityReceiver,
            block.timestamp
        );
    }
}

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