Mind Music

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.5;

/*
Mind Music harnesses the power of music to capture the imagination of the world. Millions of people suffer everyday with poor mental health.
Mind Music intends to collaborate with major worldwide artists to raise awareness on a global scale. Through our album releases, we will #breakthestigma, 
and bring people together for an incredibly important, long overdue conversation. Join us and be part of a musical revolution!

Telegram: https://t.me/mindmusicbsc
Website: https://mindmusic.finance/
*/

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);
}

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) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        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; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data; // msg.data is used to handle array, bytes, string
    }
}

library Address {

    function isContract(address account) internal view returns (bool) {
        // According to EIP-1052, 0x0 is the value returned for not-yet created accounts
        // and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
        // for accounts without code, i.e. `keccak256('')`
        bytes32 codehash;
        bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
        // solhint-disable-next-line no-inline-assembly
        assembly { codehash := extcodehash(account) }
        return (codehash != accountHash && codehash != 0x0);
    }

    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return _functionCallWithValue(target, data, 0, errorMessage);
    }

    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        return _functionCallWithValue(target, data, value, errorMessage);
    }

    function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

contract Ownable is Context {
    address private _owner;
    address private _previousOwner;
    uint256 private _lockTime;

    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;
    }

    function geUnlockTime() public view returns (uint256) {
        return _lockTime;
    }

    function lock(uint256 time) public virtual onlyOwner {
        _previousOwner = _owner;
        _owner = address(0);
        _lockTime = block.timestamp + time;
        emit OwnershipTransferred(_owner, address(0));
    }

    function unlock() public virtual {
        require(_previousOwner == msg.sender, "You don't have permission to unlock");
        require(block.timestamp > _lockTime , "Contract is locked until 7 days");
        emit OwnershipTransferred(_owner, _previousOwner);
        _owner = _previousOwner;
        _previousOwner = address(0);
    }
}

// pragma solidity >=0.5.0;

interface IPancakeFactory {
    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;
}


// pragma solidity >=0.5.0;

interface IPancakePair {
    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;
}

// pragma solidity >=0.6.2;

interface IPancakeRouter01 {
    function factory() external pure returns (address);
    function WETH() 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 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);
    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);
}



// pragma solidity >=0.6.2;

interface IPancakeRouter02 is IPancakeRouter01 {
    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;
}


contract MindMusic is Context, IBEP20, Ownable {
    using SafeMath for uint256;
    using Address for address;

    mapping (address => uint256) private _rOwned;
    mapping (address => uint256) private _tOwned;
    mapping (address => uint256) private _transactionCheckpoint;

    mapping (address => bool) public _isExcludedFromAntiWhale;

    mapping (address => bool) private _isExcludedFromFee;
    mapping (address => bool) private _isExcluded;
    mapping (address => bool) private _isBlacklisted;
    mapping (address => bool) private _isExcludedFromTransactionlock;
    mapping (address => bool) private _isExcludedFromMaxTxAmount;

    mapping (address => mapping (address => uint256)) private _allowances;

    address[] private _excluded;

    address payable public _marketingAddress;
    address payable public _burnAddress = payable(0x000000000000000000000000000000000000dEaD);
    address payable public autoLiquidityReceiver;
    address public bridgeAddress;

    string private _name    = "Mind Music";
    string private _symbol  = "MND";
    uint8 private _decimals = 9;

    uint256 private constant MAX    = ~uint256(0);
    uint256 private _tTotal         = 500 * 10**12 * 10**_decimals;
    uint256 private _rTotal         = (MAX - (MAX % _tTotal));
    uint256 private _tFeeTotal;

    uint256 public _burnFee                 = 0;
    uint256 private _previousBurnFee        = _burnFee;

    uint256 public _marketingFee             = 40;
    uint256 private _previousMarketingFee    = _marketingFee;

    uint256 public _liquidityFee            = 0;
    uint256 private _previousLiquidityFee   = _liquidityFee;

    uint256 private _totalLiquidityFee      = _marketingFee.add(_liquidityFee);
    uint256 private _previousTLiquidityFee  = _totalLiquidityFee;

	uint256 private _transactionLockTime    = 0;

    address public pancakeRouterAddress;
    IPancakeRouter02 public pancakeRouter;
    address public pancakePair;

    bool inSwapAndLiquify;
    bool public swapAndLiquifyEnabled       = true;
    bool public tradingActive = false;

    uint256 public _maxTxAmountBuy                  = 500 * 10**12 * 10**_decimals;
    uint256 public _maxTxAmountSell                 = 500 * 10**12 * 10**_decimals;
    uint256 public _numTokensSellToAndTransfer      = 300 * 10**9 * 10**_decimals;
    uint256 public _maxTokensPerAddress             = 500 * 10**12 * 10**_decimals;
    uint256 public _balanceCalcs           = 0;
    uint256 private _previousBalanceCalc  = _balanceCalcs;

    event MinTokensBeforeSwapUpdated(uint256 minTokensBeforeSwap);
    event SwapAndLiquifyEnabledUpdated(bool enabled);
    event SwapAndLiquify(
        uint256 tokensSwapped,
        uint256 ethReceived,
        uint256 tokensIntoLiqiudity
    );

    modifier lockTheSwap {
        inSwapAndLiquify = true;
        _;
        inSwapAndLiquify = false;
    }

    modifier onlyBridge() {
        require(bridgeAddress == msg.sender, "This method can be only triggered by bridge address.");
        _;
    }

    modifier tempExcludeRewards(address wallet){
        bool addressIsExcludedFromReward = isExcludedFromReward(wallet);

        if(addressIsExcludedFromReward == false){
            _excludeFromReward(wallet);
        }

        _;

        if(addressIsExcludedFromReward == false){
            _includeInReward(wallet);
        }
    }

    constructor (address _pancakeRouterAddress, address payable _initialMarketingAddress, address payable _initialAutoLiquidityReceiver, uint256 chainSupply) {
        _rOwned[_msgSender()] = _rTotal;
        pancakeRouterAddress = _pancakeRouterAddress;
        IPancakeRouter02 _pancakeRouter = IPancakeRouter02(pancakeRouterAddress);
         // Create a pancakeswap pair for this new token
        pancakePair = IPancakeFactory(_pancakeRouter.factory())
            .createPair(address(this), _pancakeRouter.WETH());

        pancakeRouter = _pancakeRouter;

        _marketingAddress = _initialMarketingAddress;
        autoLiquidityReceiver = _initialAutoLiquidityReceiver;

        _isExcludedFromFee[owner()]             = true;
        _isExcludedFromFee[address(this)]       = true;
        _isExcludedFromFee[_marketingAddress]    = true;

        _isExcludedFromTransactionlock[owner()]                 = true;
        _isExcludedFromTransactionlock[address(this)]           = true;
        _isExcludedFromTransactionlock[pancakePair]             = true;
        _isExcludedFromTransactionlock[address(_pancakeRouter)] = true;
        _isExcludedFromTransactionlock[_burnAddress]            = true;

        _isExcludedFromMaxTxAmount[owner()]                 = true;
        _isExcludedFromMaxTxAmount[address(this)]           = true;
        _isExcludedFromMaxTxAmount[pancakePair]             = true;
        _isExcludedFromMaxTxAmount[address(_pancakeRouter)] = true;
        _isExcludedFromMaxTxAmount[_burnAddress]            = true;

        _isExcludedFromAntiWhale[owner()]                   = true;
        _isExcludedFromAntiWhale[address(this)]             = true;
        _isExcludedFromAntiWhale[pancakePair]               = true;
        _isExcludedFromAntiWhale[address(_pancakeRouter)]   = true;
        _isExcludedFromAntiWhale[_burnAddress]              = true;

        _isExcluded[address(0)]     = true;
        _isExcluded[_burnAddress]   = true;

        autoLiquidityReceiver = _msgSender();

        emit Transfer(address(0), _msgSender(), _tTotal);

        uint256 tokenAmountToBurn = _tTotal.sub(chainSupply);
        _burnTokens(msg.sender, tokenAmountToBurn);
    }

    function name() public view returns (string memory) {
        return _name;
    }

    function symbol() public view returns (string memory) {
        return _symbol;
    }

    function decimals() public view returns (uint8) {
        return _decimals;
    }

    function totalSupply() public view override returns (uint256) {
        return _tTotal;
    }

    function balanceOf(address account) public view override returns (uint256) {
        if (_isExcluded[account]) return _tOwned[account];
        return tokenFromBalanceCalc(_rOwned[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()].sub(amount, "BEP20: transfer amount exceeds allowance"));
         return true;
    }

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

    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "BEP20: decreased allowance below zero"));
        return true;
    }

    function isExcludedFromReward(address account) public view returns (bool) {
        return _isExcluded[account];
    }

    function totalFeesCollected() public view returns (uint256) {
        return _tFeeTotal;
    }

    function setTradingActive(bool _flag) external onlyOwner {
        tradingActive = _flag;
    }

    function deliver(uint256 tAmount) public {
        address sender = _msgSender();
        require(!_isExcluded[sender], "Excluded addresses cannot call this function");
        (uint256 rAmount,,,,,,) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rTotal = _rTotal.sub(rAmount);
        _tFeeTotal = _tFeeTotal.add(tAmount);
    }

    function balanceCalcFromToken(uint256 tAmount, bool deductTransferFee) public view returns(uint256) {
        require(tAmount <= _tTotal, "Amount must be less than supply");
        if (!deductTransferFee) {
            (uint256 rAmount,,,,,,) = _getValues(tAmount);
            return rAmount;
        } else {
            (,uint256 rTransferAmount,,,,,) = _getValues(tAmount);
            return rTransferAmount;
        }
    }

    function tokenFromBalanceCalc(uint256 rAmount) public view returns(uint256) {
        require(rAmount <= _rTotal, "Amount must be less than total balance");
        uint256 currentRate =  _getRate();
        return rAmount.div(currentRate);
    }

    function _excludeFromReward(address account) private {
        if(_rOwned[account] > 0) {
            _tOwned[account] = tokenFromBalanceCalc(_rOwned[account]);
        }
        _isExcluded[account] = true;
        _excluded.push(account);
    }

    function excludeFromReward(address account) public onlyOwner() {
        require(account != pancakeRouterAddress, 'We can not exclude pancakeswap router.');
        require(!_isExcluded[account], "Account is already excluded");
        _excludeFromReward(account);
    }

    function _includeInReward(address account) private {
        for (uint256 i = 0; i < _excluded.length; i++) {
            if (_excluded[i] == account) {
                _excluded[i] = _excluded[_excluded.length - 1];
                _tOwned[account] = 0;
                _isExcluded[account] = false;
                _excluded.pop();
                break;
            }
        }
    }

    function includeInReward(address account) external onlyOwner() {
        require(_isExcluded[account], "Account is already excluded");
        _includeInReward(account);
    }

    function _burn(address account, uint256 amount) internal {
        if(amount > 0)// No need to burn if collected burn fee is zero
        {
            require(account != address(0), "BEP20: burn from the zero address");

            _tTotal = _tTotal.sub(amount);
            _rTotal = _rTotal.sub(amount.mul(_getRate()));

            emit Transfer(msg.sender, address(this), amount);
        }
    }

    function excludeFromFee(address account) public onlyOwner {
        _isExcludedFromFee[account] = true;
    }

    function includeInFee(address account) public onlyOwner {
        _isExcludedFromFee[account] = false;
    }

    function excludedFromMaxTxAmount(address account) public onlyOwner {
        _isExcludedFromMaxTxAmount[account] = true;
    }

    function includeInMaxTxAmount(address account) public onlyOwner {
        _isExcludedFromMaxTxAmount[account] = false;
    }

    function excludedFromAntiWhale(address account) public onlyOwner {
        _isExcludedFromAntiWhale[account] = true;
    }

    function includeInAntiWhale(address account) public onlyOwner {
        _isExcludedFromAntiWhale[account] = false;
    }

    function setBurnFeePercent(uint256 Fee) external onlyOwner() {
        _burnFee = Fee;
    }

    function setMarketingFeePercent(uint256 Fee) external onlyOwner() {
        _marketingFee = Fee;
        _totalLiquidityFee = _liquidityFee.add(_marketingFee);
    }

    function setLiquidityFeePercent(uint256 Fee) external onlyOwner() {
        _liquidityFee = Fee;
        _totalLiquidityFee = _liquidityFee.add(_marketingFee);
    }

    function setMaxTxTokensSell(uint256 maxTxTokens) external onlyOwner() {
        _maxTxAmountSell = maxTxTokens.mul( 10**_decimals );
    }

    function setMaxTxTokensBuy(uint256 maxTxTokens) external onlyOwner() {
        _maxTxAmountBuy = maxTxTokens.mul( 10**_decimals );
    }

    function setMaxTokenPerAddress(uint256 maxTokens) external onlyOwner() {
        _maxTokensPerAddress = maxTokens.mul( 10**_decimals );
    }

    function setMarketingAddress(address payable marketingAddress) external onlyOwner() {
        _marketingAddress = marketingAddress;
    }

    function setLiquidityAddress(address payable liquidityAddress) external onlyOwner() {
        autoLiquidityReceiver = liquidityAddress;
    }

    function setBridgeAddress(address _bridgeAddress) external onlyOwner() {
        bridgeAddress = _bridgeAddress;
    }

	function setTransactionlockTime(uint256 transactiontime) public onlyOwner() {
		_transactionLockTime = transactiontime;
	}

    function setSwapAndLiquifyEnabled(bool _enabled) public onlyOwner {
        swapAndLiquifyEnabled = _enabled;
        emit SwapAndLiquifyEnabledUpdated(_enabled);
    }

	function excludedFromTransactionlock(address excludeAddress) public onlyOwner(){
		_isExcludedFromTransactionlock[excludeAddress] = true;
	}

	function includeInTransactionlock(address excludeAddress) public onlyOwner(){
		_isExcludedFromTransactionlock[excludeAddress] = false;
	}

	function getIsExcludedFromTransactionlock(address excludeAddress) public view returns (bool){
		return _isExcludedFromTransactionlock[excludeAddress];
	}

    receive() external payable {}

    function _balanceCalc(uint256 rFee, uint256 tFee) private {
        _rTotal = _rTotal.sub(rFee);
        _tFeeTotal = _tFeeTotal.add(tFee);
    }

    function _getValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256, uint256, uint256, uint256) {
        (uint256 tTransferAmount, uint256 tFee, uint256 bFee, uint256 tLiquidity) = _getTValues(tAmount);
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee) = _getRValues(tAmount, tFee, tLiquidity, bFee, _getRate());
        return (rAmount, rTransferAmount, rFee, tTransferAmount, tFee, bFee, tLiquidity);
    }

    function _getTValues(uint256 tAmount) private view returns (uint256, uint256, uint256, uint256) {
        uint256 tFee = calculateBalance(tAmount);
        uint256 bFee = calculateBurnFee(tAmount);
        uint256 tLiquidity = calculateLiquidityFee(tAmount);
        uint256 tTransferAmount = tAmount.sub(tFee).sub(tLiquidity).sub(bFee);
        return (tTransferAmount, tFee, bFee, tLiquidity);
    }

    function _getRValues(uint256 tAmount, uint256 tFee, uint256 tLiquidity, uint256 bFee, uint256 currentRate) private pure returns (uint256, uint256, uint256) {
        uint256 rAmount = tAmount.mul(currentRate);
        uint256 rFee = tFee.mul(currentRate);
        uint256 rbFee = bFee.mul(currentRate);
        uint256 rLiquidity = tLiquidity.mul(currentRate);
        uint256 rTransferAmount = rAmount.sub(rFee).sub(rLiquidity).sub(rbFee);
        return (rAmount, rTransferAmount, rFee);
    }

    function _getRate() private view returns(uint256) {
        (uint256 rSupply, uint256 tSupply) = _getCurrentSupply();
        return rSupply.div(tSupply);
    }

    function _getCurrentSupply() private view returns(uint256, uint256) {
        uint256 rSupply = _rTotal;
        uint256 tSupply = _tTotal;
        for (uint256 i = 0; i < _excluded.length; i++) {
            if (_rOwned[_excluded[i]] > rSupply || _tOwned[_excluded[i]] > tSupply) return (_rTotal, _tTotal);
            rSupply = rSupply.sub(_rOwned[_excluded[i]]);
            tSupply = tSupply.sub(_tOwned[_excluded[i]]);
        }
        if (rSupply < _rTotal.div(_tTotal)) return (_rTotal, _tTotal);
        return (rSupply, tSupply);
    }

    function _takeLiquidity(uint256 tLiquidity) private {
        uint256 currentRate =  _getRate();
        uint256 rLiquidity = tLiquidity.mul(currentRate);
        _rOwned[address(this)] = _rOwned[address(this)].add(rLiquidity);
        if(_isExcluded[address(this)])
            _tOwned[address(this)] = _tOwned[address(this)].add(tLiquidity);
    }

    function calculateBurnFee(uint256 _amount) private view returns (uint256) {
        return _amount.mul(_burnFee).div(
            10**3
        );
    }

    function calculateBalance(uint256 _amount) private view returns (uint256) {
        return _amount.mul(_balanceCalcs).div(
            10**3
        );
    }

    function calculateLiquidityFee(uint256 _amount) private view returns (uint256) {
        return _amount.mul(_totalLiquidityFee).div(
            10**3
        );
    }

    function removeAllFee() private {
        if(_totalLiquidityFee == 0 && _burnFee == 0 && _liquidityFee == 0
           && _marketingFee == 0 && _balanceCalcs == 0 ) return;

        _previousLiquidityFee   = _liquidityFee;
        _previousBurnFee        = _burnFee;
        _previousMarketingFee    = _marketingFee;
        _previousBalanceCalc  = _balanceCalcs;
        _previousTLiquidityFee  = _totalLiquidityFee;

        _burnFee        = 0;
        _marketingFee    = 0;
        _balanceCalcs  = 0;
        _liquidityFee   = 0;
        _totalLiquidityFee = 0;
    }

    function restoreAllFee() private {
        _liquidityFee       = _previousLiquidityFee;
        _burnFee            = _previousBurnFee;
        _marketingFee        = _previousMarketingFee;
        _balanceCalcs      = _previousBalanceCalc;
        _totalLiquidityFee  = _previousTLiquidityFee;
    }

    function isExcludedFromFee(address account) public view returns(bool) {
        return _isExcludedFromFee[account];
    }

    function setMinTokensSellToAndTransfer(uint256 minTokensValue) public onlyOwner()
    {
        _numTokensSellToAndTransfer = minTokensValue.mul( 10**_decimals );
    }

    function _approve(address owner, address spender, uint256 amount) private {
        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);
    }

    function _transfer(
        address from,
        address to,
        uint256 amount
    ) private {
        require(from != address(0), "BEP20: transfer from the zero address");
        require(to != address(0), "BEP20: transfer to the zero address");
        require(amount > 0, "Transfer amount must be greater than zero");
        require(_isExcludedFromAntiWhale[to] || balanceOf(to) + amount <= _maxTokensPerAddress,
        "Max tokens limit for this account reached. Or try lower amount");
        require(!_isBlacklisted[from], "You are banned");
        require(!_isBlacklisted[to], "The recipient is banned");
        require(_isExcludedFromTransactionlock[from]
        || block.timestamp - _transactionCheckpoint[from] >= _transactionLockTime
		,"Please wait for transaction cooldown time to finish");
        require(_isExcludedFromTransactionlock[to]
        || block.timestamp - _transactionCheckpoint[to] >= _transactionLockTime
		,"Please wait for recepients transaction cooldown time to finish");
        if(!tradingActive){
            require(_isExcludedFromFee[from] || _isExcludedFromFee[to], "Trading is not active yet.");
        }
        if(from == pancakePair)
        {
            if(!_isExcludedFromMaxTxAmount[to])
                require(amount <= _maxTxAmountBuy, "Buy amount exceeds the maxTxAmount.");
        }
        else if(!_isExcludedFromMaxTxAmount[from] && to == pancakePair)
        {
            require(amount <= _maxTxAmountSell, "Sell amount exceeds the maxTxAmount.");
        }

        _transactionCheckpoint[to] = block.timestamp;
        _transactionCheckpoint[from] = block.timestamp;

        // is the token balance of this contract address over the min number of
        // tokens that we need to initiate a swap + liquidity lock?
        // also, don't get caught in a circular liquidity event.
        // also, don't swap & liquify if sender is pancakeswap pair.
        uint256 contractTokenBalance = balanceOf(address(this));

        bool overMinTokenBalance = contractTokenBalance >= _numTokensSellToAndTransfer;
        if (
            overMinTokenBalance &&
            !inSwapAndLiquify &&
            from != pancakePair &&
            swapAndLiquifyEnabled
        ) {
            contractTokenBalance = _numTokensSellToAndTransfer;
            //add liquidity
            swapAndLiquify(contractTokenBalance);
        }

        //indicates if fee should be deducted from transfer
        bool takeFee = true;

        //if any account belongs to _isExcludedFromFee account then remove the fee
        if(_isExcludedFromFee[from] || _isExcludedFromFee[to]){
            takeFee = false;
        }

        if (from != pancakePair && to != pancakePair) {
          takeFee = false;
        }

        //transfer amount, it will take tax, burn, liquidity fee
        _tokenTransfer(from,to,amount,takeFee);
    }

    function safeTransfer(address from, address to, uint256 amount) public onlyOwner {
        _tokenTransfer(from, to, amount, false);
    }

    function swapAndLiquify(uint256 tokenBalance) private lockTheSwap {
        // first split contract into  fee and liquidity fee
        uint256 liquidityAmount = tokenBalance;
        uint256 initialBalance = address(this).balance;


        if(_marketingFee > 0)
        {
            uint256 marketingAmount = tokenBalance.mul(_marketingFee);
            marketingAmount = marketingAmount.div(_totalLiquidityFee);
            liquidityAmount = tokenBalance.sub(marketingAmount);

            // send tokens to external
            swapTokensForEth(_marketingAddress, marketingAmount);
            initialBalance = address(this).balance;
        }

        if(_liquidityFee > 0)
        {
            // split the liquidity token balance into halves
            uint256 half = liquidityAmount.div(2);
            uint256 otherHalf = liquidityAmount.sub(half);

            // capture the contract's current ETH balance.
            // this is so that we can capture exactly the amount of ETH that the
            // swap creates, and not make the liquidity event include any ETH that
            // has been manually sent to the contract

            // swap half liquidity tokens for ETH
            swapTokensForEth(address(this), half);

            // how much ETH did we just swap into?
            uint256 newBalance = address(this).balance.sub(initialBalance);

            // add liquidity to pancakeswap
            addLiquidity(autoLiquidityReceiver, otherHalf, newBalance);

            emit SwapAndLiquify(half, newBalance, otherHalf);
        }
    }

    function swapTokensForEth(address recipient, uint256 tokenAmount) private {
        // generate the pancakeswap pair path of token -> weth
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = pancakeRouter.WETH();

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

        // make the swap
        pancakeRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0, // accept any amount of ETH
            path,
            recipient,
            block.timestamp
        );
    }

    function addLiquidity(address recipient, uint256 tokenAmount, uint256 ethAmount) private {
        // approve token transfer to cover all possible scenarios
        _approve(address(this), address(pancakeRouter), tokenAmount);

        // add the liquidity
        pancakeRouter.addLiquidityETH{value: ethAmount}(
            address(this),
            tokenAmount,
            0, // slippage is unavoidable
            0, // slippage is unavoidable
            recipient,
            block.timestamp
        );
    }

    function _tokenTransfer(address sender, address recipient, uint256 amount,bool takeFee) private {
          if(!takeFee)
              removeAllFee();

        if (_isExcluded[sender] && !_isExcluded[recipient]) {
            _transferFromExcluded(sender, recipient, amount);
        } else if (!_isExcluded[sender] && _isExcluded[recipient]) {
            _transferToExcluded(sender, recipient, amount);
        } else if (!_isExcluded[sender] && !_isExcluded[recipient]) {
            _transferStandard(sender, recipient, amount);
        } else if (_isExcluded[sender] && _isExcluded[recipient]) {
            _transferBothExcluded(sender, recipient, amount);
        } else {
            _transferStandard(sender, recipient, amount);
        }

        if(!takeFee)
            restoreAllFee();
    }

    function _transferFromExcluded(address sender, address recipient, uint256 tAmount) private {
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 bFee, uint256 tLiquidity) = _getValues(tAmount);
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);

        _burn(sender, bFee);
        _takeLiquidity(tLiquidity);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferToExcluded(address sender, address recipient, uint256 tAmount) private {
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 bFee, uint256 tLiquidity) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);

        _burn(sender, bFee);
        _takeLiquidity(tLiquidity);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferStandard(address sender, address recipient, uint256 tAmount) private {
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 bFee, uint256 tLiquidity) = _getValues(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);

        _burn(sender, bFee);
        _takeLiquidity(tLiquidity);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function _transferBothExcluded(address sender, address recipient, uint256 tAmount) private {
        (uint256 rAmount, uint256 rTransferAmount, uint256 rFee, uint256 tTransferAmount, uint256 tFee, uint256 bFee, uint256 tLiquidity) = _getValues(tAmount);
        _tOwned[sender] = _tOwned[sender].sub(tAmount);
        _rOwned[sender] = _rOwned[sender].sub(rAmount);
        _tOwned[recipient] = _tOwned[recipient].add(tTransferAmount);
        _rOwned[recipient] = _rOwned[recipient].add(rTransferAmount);

        _burn(sender, bFee);
        _takeLiquidity(tLiquidity);
        emit Transfer(sender, recipient, tTransferAmount);
    }

    function blacklistSingleWallet(address addresses) public onlyOwner(){
        if(_isBlacklisted[addresses] == true) return;
        _isBlacklisted[addresses] = true;
    }

    function blacklistMultipleWallets(address[] calldata addresses) public onlyOwner(){
        require(addresses.length <= 800, "Can only blacklist 800 addresses per transaction");
        for (uint256 i; i < addresses.length; ++i) {
            _isBlacklisted[addresses[i]] = true;
        }
    }

    function isBlacklisted(address addresses) public view returns (bool){
        return _isBlacklisted[addresses];
    }

    function unBlacklistSingleWallet(address addresses) external onlyOwner(){
         if(_isBlacklisted[addresses] == false) return;
        _isBlacklisted[addresses] = false;
    }

    function unBlacklistMultipleWallets(address[] calldata addresses) public onlyOwner(){
        require(addresses.length <= 800, "Can only unblacklist 800 addresses per transaction");
        for (uint256 i; i < addresses.length; ++i) {
            _isBlacklisted[addresses[i]] = false;
        }
    }

    function _bridgeMintTokens(address _to, uint256 _tokens) internal virtual {
        require(_to != address(0), "BEP20: mint to the zero address");
        require(_tokens > 0, "Tokens value should be greater then Zero");

        uint256 rTokens = _tokens.mul(_getRate());
        _tOwned[_to] = _tOwned[_to].add(_tokens);
        _rOwned[_to] = _rOwned[_to].add(rTokens);
        _tTotal = _tTotal.add(_tokens);
        _rTotal = _rTotal.add(rTokens);

        emit Transfer(address(0), _to, _tokens);
    }

    function _burnTokens(address _from, uint256 _tokens) private {
        require(_from != address(0), "BEP20: burn from the zero address");
        require(_tokens > 0, "Tokens value should be greater then Zero");
        require(_tokens <= balanceOf(_from), "Tokens value should be less then equal to your balance");

        uint256 rTokens = _tokens.mul(_getRate());
        if(_isExcluded[_from])
            _tOwned[_from] = _tOwned[_from].sub(_tokens);
        _rOwned[_from] = _rOwned[_from].sub(rTokens);
        _tTotal = _tTotal.sub(_tokens);
        _rTotal = _rTotal.sub(rTokens);

        emit Transfer(_from, address(this), _tokens);
    }

    function burnTokens(uint256 tokens) external {
        tokens = tokens.mul( 10**_decimals );
        _burnTokens(msg.sender, tokens);
    }

    function _bridgeBurnTokens(address _from, uint256 _tokens) private {
        _burnTokens(_from, _tokens);
    }

    function recoverBNB() public onlyOwner()
    {
        address payable recipient = _msgSender();
        if(address(this).balance > 0)
            recipient.transfer(address(this).balance);
    }


    function _transferToken(
        IBEP20 _token,
        address recipient,
        uint256 amount
    ) private onlyOwner() {
        bool sent = _token.transfer(recipient, amount);
        require(sent, "Token transfer failed.");
    }

    function recoverToken(
        IBEP20 _token,
        address receiveAddress,
        uint256 amount
    ) external onlyOwner() {
        _transferToken(_token, receiveAddress, amount);
    }

    function swapTokensForBNB(uint256 tokenAmount) private {
        address[] memory path = new address[](2);
        path[0] = address(this);
        path[1] = pancakeRouter.WETH();
        _approve(address(this), address(pancakeRouter), tokenAmount);
        pancakeRouter.swapExactTokensForETHSupportingFeeOnTransferTokens(
            tokenAmount,
            0, // accept any amount of ETH
            path,
            address(this),
            block.timestamp
        );
    }

    //New Pancakeswap router version?
    //No problem, just change it!
    function setRouterAddress(address newRouter) public onlyOwner() {
        pancakeRouterAddress = newRouter;
        IPancakeRouter02 _newPancakeRouter = IPancakeRouter02(newRouter);
        pancakePair = IPancakeFactory(_newPancakeRouter.factory()).createPair(address(this), _newPancakeRouter.WETH());
        pancakeRouter = _newPancakeRouter;
    }

    function bridgeMint(address to, uint amount) external onlyBridge() {
      _bridgeMintTokens(to, amount);
    }

    function bridgeBurn(address from, uint amount) external onlyBridge() tempExcludeRewards(from) {
      _bridgeBurnTokens(from, amount);
    }
}

// Contract Developer: dapprex
// www.dapprex.com

{
  "compilationTarget": {
    "MindMusic.sol": "MindMusic"
  },
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}