ETH Price: $3,335.21 (-1.25%)
Gas: 6.82 Gwei

Contract Diff Checker

Contract Name:
BURNNY

Contract Source Code:

File 1 of 1 : BURNNY

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.19;
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

interface IBEP20 {
    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 IBEP20Metadata is IBEP20 {
    function name() external view returns (string memory);
    function symbol() external view returns (string memory);
    function decimals() external view returns (uint8);
}

contract BEP20 is Context, IBEP20, IBEP20Metadata {
    mapping(address => uint256) internal _balances;
    mapping(address => mapping(address => uint256)) internal _allowances;
    uint256 private _totalSupply;
    string private _name;
    string private _symbol;

   
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5,05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the value {BEP20} uses, unless this function is
     * overridden;
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IBEP20-balanceOf} and {IBEP20-transfer}.
     */
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IBEP20-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IBEP20-balanceOf}.
     */
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IBEP20-transfer}.
     *
     * Requirements:
     *
     * - `recipient` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address recipient, uint256 amount)
        public
        virtual
        override
        returns (bool)
    {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    /**
     * @dev See {IBEP20-allowance}.
     */
    function allowance(address owner, address spender)
        public
        view
        virtual
        override
        returns (uint256)
    {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IBEP20-approve}.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    /**
     * @dev See {IBEP20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {BEP20}.
     *
     * Requirements:
     *
     * - `sender` and `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     * - the caller must have allowance for ``sender``'s tokens of at least
     * `amount`.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);
        uint256 currentAllowance = _allowances[sender][_msgSender()];
        require(currentAllowance >= amount, "BEP20: transfer amount exceeds allowance");
        _approve(sender, _msgSender(), currentAllowance - amount);

        return true;
    }

    /**
     * @dev Atomically increases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IBEP20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue)
        public
        virtual
        returns (bool)
    {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender] + addedValue);
        return true;
    }

    /**
     * @dev Atomically decreases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IBEP20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    function decreaseAllowance(address spender, uint256 subtractedValue)
        public
        virtual
        returns (bool)
    {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "BEP20: decreased allowance below zero");
        _approve(_msgSender(), spender, currentAllowance - subtractedValue);

        return true;
    }

    /**
     * @dev Moves tokens `amount` from `sender` to `recipient`.
     *
     * This is internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `sender` cannot be the zero address.
     * - `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     */
    function _transfer(
        address sender,
        address recipient,
        uint256 amount
    ) internal virtual {
        require(sender != address(0), "BEP20: transfer from the zero address");
        require(recipient != address(0), "BEP20: transfer to the zero address");
        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "BEP20: transfer amount exceeds balance");
        _balances[sender] = senderBalance - amount;
        _balances[recipient] += amount;

        emit Transfer(sender, recipient, amount);
    }

    /** This function will be used to generate the total supply
    * while deploying the contract
    *
    * This function can never be called again after deploying contract
    */
    function _tokengeneration(address account, uint256 amount) internal virtual {
        _totalSupply = amount;
        _balances[account] = amount;
        emit Transfer(address(0), account, amount);
    }
  
    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    function _approve(
        address owner,
        address spender,
        uint256 amount
    ) internal virtual {
        require(owner != address(0), "BEP20: approve from the zero address");
        require(spender != address(0), "BEP20: approve to the zero address");
        _allowances[owner][spender] = amount;
        
        emit Approval(owner, spender, amount);
    }
}

library Address {
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }
}

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);
    }
}

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

interface IRouter {
    function factory() external pure returns (address);
    function WETH() external pure returns (address);

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

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

contract BURNNY is BEP20, Ownable {
    using Address for address payable;
    IRouter private router;
    address private pair;
    bool private _interlock = false;
    bool private providingLiquidity = false;
    bool public tradingEnabled = false;
    uint256 public swapTokens = 1260000000 * 10**18;
    address public marketingWallet1 = (0xb4b563854672767043cea30E0559A11560662BF8);
    address public marketingWallet2 = (0xF177D1a37FC7Baaf9e84d00635D3818F98f9b5A9);
    address public constant deadWallet = 0x000000000000000000000000000000000000dEaD;

    struct Taxes {
         uint256 marketing1;
         uint256 marketing2;
         uint256 liquidity;
    }

    Taxes public buytaxes = Taxes(2, 2, 0);
    Taxes public sellTaxes = Taxes(2, 2, 0); 
    mapping(address => bool) public exemptFee;

   //event
    event ExcludeFromFeeUpdated(address indexed account);
    event includeFromFeeUpdated(address indexed account);
    event ERC20TokensRecovered(uint256 indexed _amount);
    event ETHBalanceRecovered();
    event TradingOpenUpdated();
 
    modifier lockTheSwap() {
        if (!_interlock) {
            _interlock = true;
            _;
            _interlock = false;
        }
    }

    constructor() BEP20("Burnny Inu", "BURNNY") {
        _tokengeneration(msg.sender, 420000000000 * 10**decimals());
        IRouter _router = IRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        address _pair = IFactory(_router.factory()).createPair(address(this), _router.WETH());
        router = _router;
        pair = _pair;
        exemptFee[msg.sender] = true;
        exemptFee[address(this)] = true;
        exemptFee[marketingWallet1] = true;
        exemptFee[marketingWallet2] = true;
        exemptFee[deadWallet] = true;
        exemptFee[0x407993575c91ce7643a4d4cCACc9A98c36eE1BBE] = true; // BSC PinkSale Locker
        exemptFee[0x71B5759d73262FBb223956913ecF4ecC51057641] = true; // ETH PinkSale Locker
    }
   
    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);

        uint256 currentAllowance = _allowances[sender][_msgSender()];
        require(currentAllowance >= amount, "BEP20: transfer amount exceeds allowance");
        _approve(sender, _msgSender(), currentAllowance - amount);

        return true;
    }

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

    function decreaseAllowance(address spender, uint256 subtractedValue)
        public
        override
        returns (bool)
    {
        uint256 currentAllowance = _allowances[_msgSender()][spender];
        require(currentAllowance >= subtractedValue, "BEP20: decreased allowance below zero");
        _approve(_msgSender(), spender, currentAllowance - subtractedValue);

        return true;
    }

    function transfer(address recipient, uint256 amount) public override returns (bool) {
        _transfer(msg.sender, recipient, amount);
        return true;
    }

    function _transfer(address sender, address recipient, uint256 amount) internal override {
        require(amount > 0, "Transfer amount must be greater than zero");

        if (!exemptFee[sender] && !exemptFee[recipient]) {
            require(tradingEnabled, "Trading not enabled");
        }

        uint256 feeswap;
        uint256 feesum;
        uint256 fee;
        Taxes memory currentTaxes;

        if (_interlock || exemptFee[sender] || exemptFee[recipient])
            fee = 0;

        else if (recipient == pair) {
            feeswap = sellTaxes.liquidity + sellTaxes.marketing1 + sellTaxes.marketing2;
            feesum = feeswap;
            currentTaxes = sellTaxes;
        } else if (recipient != pair) {
            feeswap = buytaxes.liquidity + buytaxes.marketing1 + buytaxes.marketing2;
            feesum = feeswap;
            currentTaxes = buytaxes;
        }

        fee = (amount * feesum) / 100;

        //send fees if threshold has been reached
        //don't do this on buys, breaks swap
        if (providingLiquidity && sender != pair) Liquify(feeswap, currentTaxes);

        //rest to recipient
        super._transfer(sender, recipient, amount - fee);
        if (fee > 0) {
            //send the fee to the contract
            if (feeswap > 0) {
                uint256 feeAmount = (amount * feeswap) / 100 ;
                super._transfer(sender, address(this), feeAmount);
            }

        }
    }

    function Liquify(uint256 feeswap, Taxes memory swapTaxes) private lockTheSwap {
        if(feeswap == 0){
            return;
        }

        uint256 contractBalance = balanceOf(address(this));
        if (contractBalance >= swapTokens) {
            if (swapTokens > 1) {
                contractBalance = swapTokens;
            }

            uint256 denominator = feeswap * 2;
            uint256 tokensToAddLiquidityWith = (contractBalance * swapTaxes.liquidity) / denominator;
            uint256 toSwap = contractBalance - tokensToAddLiquidityWith;
            uint256 initialBalance = address(this).balance;
            swapTokensForETH(toSwap);
            uint256 deltaBalance = address(this).balance - initialBalance;
            uint256 unitBalance = deltaBalance / (denominator - swapTaxes.liquidity);
            uint256 ethToAddLiquidityWith = unitBalance * swapTaxes.liquidity;

            if (ethToAddLiquidityWith > 0) {
                addLiquidity(tokensToAddLiquidityWith, ethToAddLiquidityWith);
            }

            uint256 marketing1Amt = unitBalance * 2 * swapTaxes.marketing1;
            if (marketing1Amt > 0) {
                payable(marketingWallet1).sendValue(marketing1Amt);
            }
            
            uint256 marketing2Amt = unitBalance * 2 * swapTaxes.marketing2;
             if (marketing2Amt > 0) {
                payable(marketingWallet2).sendValue(marketing2Amt);
            }

        }
    }

    function swapTokensForETH(uint256 tokenAmount) private {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = router.WETH();
        _approve(address(this), address(router), tokenAmount);
        router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0,
            path,
            address(this),
            block.timestamp
        );
    }

    function addLiquidity(uint256 tokenAmount, uint256 ethAmount) private {
        _approve(address(this), address(router), tokenAmount);
        router.addLiquidityETH{ value: ethAmount }(
            address(this),
            tokenAmount,
            0, // slippage is unavoidable
            0, // slippage is unavoidable
            deadWallet,
            block.timestamp
        );
    }

    function setSwapBackEnable(bool state) external onlyOwner {
        providingLiquidity = state;
    }

    function setSwapTokens(uint256 new_amount) external onlyOwner {
        require(new_amount <= 4200000000, "Swap threshold amount should be lower or equal to 1% of tokens");
        require(new_amount >= 420000000,  "Swap threshold amount should be greater than or equal to 0.1% of tokens");
        swapTokens = new_amount * 10**decimals();
    }

   
     function setBuyTaxes(uint256 _marketing1, uint256 _marketing2, uint256 _liquidity) external onlyOwner {
        buytaxes = Taxes(_marketing1, _marketing2, _liquidity);
        require((_marketing1 + _marketing2 + _liquidity) <= 10,"Must keep fees at 10% or less");
    }

    function setSellTaxes(uint256 _marketing1, uint256 _marketing2, uint256 _liquidity) external onlyOwner {
        sellTaxes = Taxes(_marketing1, _marketing2, _liquidity);
        require((_marketing1 + _marketing2 + _liquidity) <= 10,"Must keep fees at 10% or less");
    }

    function enableTrading() external onlyOwner {
        require(!tradingEnabled, "Cannot re-enable trading");
        tradingEnabled = true;
        providingLiquidity = true;
       emit TradingOpenUpdated();
    }

    function excludeFromFee(address _address) external onlyOwner {
        require(exemptFee[_address] != true,"Account is already excluded");
        exemptFee[_address] = true;
       emit ExcludeFromFeeUpdated(_address);
    }
   
    function includeFromFee(address _address) external onlyOwner {
        require(exemptFee[_address] != false,"Account is already excluded");
        exemptFee[_address] = false;
       emit includeFromFeeUpdated(_address);
    }

   function recoverERC20FromContract(address _tokenAddy, uint256 _amount) external onlyOwner {
        require(_tokenAddy != address(this), "Owner can't claim contract's balance of its own tokens");
        require(_amount > 0, "Amount should be greater than zero");
        require(_amount <= IBEP20(_tokenAddy).balanceOf(address(this)), "Insufficient Amount");
        IBEP20(_tokenAddy).transfer(marketingWallet1, _amount);
      emit ERC20TokensRecovered(_amount); 
    }
   
    function recoverETHfromContract() external {
        uint256 contractETHBalance = address(this).balance;
        require(contractETHBalance > 0, "Amount should be greater than zero");
        require(contractETHBalance <= address(this).balance, "Insufficient Amount");
        payable(address(marketingWallet1)).transfer(contractETHBalance);
      emit ETHBalanceRecovered();
    }

    // fallbacks
    receive() external payable {}
}

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