// SPDX-License-Identifier: MIT
/*
🌘 SAFEMOON CLASSIC
 
⚔️ SAFEMOON CLASSIC is a Micro-cap community-driven project that aims to revolutionize Binance Smartchain.  
BUILT BY THE COMMUNITY, For the bigger
And greater goal to be one of the 1000xgems in BSC
 
HOW SAFE IS THE SC?  
✅Verified contract
✅Renounced contract 
✅Locked LP for 
 
🔗TOKENOMICS: 
 
🔷 1% Auto-Liquidity
🔷 9% Marketing 

Contract: 

Chart: 
 
📲Telegram: https://t.me/safemoonclasic
🌐Website: TBA
 
*/

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 safe 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 = "Safemoon Classic";
    string private constant _symbol = "cSafe";
    uint8 private constant _decimals = 9;
    uint256 private _tTotal =  100000000000000000 * 10**_decimals;
    uint256 public _maxWalletAmount = _tTotal / 33;
    uint256 public _maxTxAmount = _tTotal / 33;
    uint256 public swapTokenAtAmount = _tTotal / 400;

    address public liquidityReceiver;
    address public marketingWallet = address(0x974A728987CD064cCa0B69a22d439800c22D4F37);

    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 = 1;
        fee.marketing = 9;
        
        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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