doge multiverse smart contract

master.sol

pragma solidity 0.8.4;
// SPDX-License-Identifier: MIT
// this contract follows the standard ERC20 format compiled into a single file.
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address sender,
        address recipient,
        uint256 amount
    ) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }
    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // 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 (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}
contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;

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

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * The default value of {decimals} is 18. To select a different value for
     * {decimals} you should overload it.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    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 {ERC20} 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
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-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 {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-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 {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * 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, "ERC20: transfer amount exceeds allowance");
        unchecked {
            _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 {IERC20-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 {IERC20-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, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(_msgSender(), spender, currentAllowance - subtractedValue);
        }

        return true;
    }

    /**
     * @dev Moves `amount` of tokens from `sender` to `recipient`.
     *
     * This 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), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");

        _beforeTokenTransfer(sender, recipient, amount);

        uint256 senderBalance = _balances[sender];
        require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[sender] = senderBalance - amount;
        }
        _balances[recipient] += amount;

        emit Transfer(sender, recipient, amount);

        _afterTokenTransfer(sender, recipient, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply += amount;
        _balances[account] += amount;
        emit Transfer(address(0), account, amount);

        _afterTokenTransfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
        }
        _totalSupply -= amount;

        emit Transfer(account, address(0), amount);

        _afterTokenTransfer(account, address(0), 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), "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);
    }

    /**
     * @dev Hook that is called before any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * will be transferred to `to`.
     * - when `from` is zero, `amount` tokens will be minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}

    /**
     * @dev Hook that is called after any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * has been transferred to `to`.
     * - when `from` is zero, `amount` tokens have been minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens have been burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 amount
    ) internal virtual {}
}
contract DOGE_MULTIVERSE_CONTRACT is ERC20 {
    address payable private _owner;
    uint256 private _ExRate;
    uint256 private _Fees;
    uint256 private _ExRateBase;
    address private _contract_address;
    address payable private _payable_contract_address;
    uint256 private _NetWei;
    uint256 private _VolumeWei;
    uint256 private _numTXN;
    uint256 private _total_refer_awards;
    string private _website;
    bool internal locked=false;
    bool internal locked2=false;
    bool internal locked3=false;
    bool private liqLock = true;
    uint256[4] _milestones ; // current milestone, next milestone, current exchange rate, next exchange rate 
    uint256[3] burnHist; // last burnt time, last burnt amount, total burnt amount
    mapping(address => address) private _referrer;
    mapping(address => uint256) private _awardedRefers;
    address private _DeveloperPool;
    address private _GamerPool;
    address private _CommunityPool;
    address private _AdminFunds;
    address private _MarketingFunds;
    address private _Announcer;
    constructor () ERC20("Doge Multiverse, Decentralised Gaming", "DogeMulti") {
        //address dev_,address gamer_,address community_, address adminstrative_ ,address marketing_
        address dev_ = 0x479E8C59566676d7522aF42292D5487e248ec3D9;
        address gamer_ = 0xB6Ccd44168755b9249AFc2a4E1A561F7C46E9EDF;
        address community_ = 0xD326b66144aBD1e4B027533CC321AE51Ea90A15e;
        address adminstrative_  = 0x67950dD4A9023DEC9920Df7dcc483fF0184B1EBf;
        address marketing_ = 0xeFC07F70213868cd4B6DCD17Fd3907D3d9ACd91F;
        address announcer_ = 0x83653A6eFc2B8253c99358ABf02a08E7B0632746;
        uint256 deci = (10 ** uint256(decimals()));
        // assign pools and fund address;
        _DeveloperPool = dev_;
        _GamerPool = gamer_;
        _CommunityPool = community_;
        _AdminFunds = adminstrative_;
        _MarketingFunds = marketing_;
        _Announcer=announcer_;
        // initial minting
        _mint(_DeveloperPool , (10**10) *deci);
        _mint(_GamerPool     , (10**10) *deci);
        _mint(_CommunityPool , (10**10) *deci);
        _mint(_AdminFunds    , (10**10) *deci); // 5 usd = 200 ax   =   1 000 000 DOGE; 1 DOGE = 5e-6 usd
        _mint(_MarketingFunds, (10**10) *deci); // 5 usd = 2000 ax  =  10 000 000 DOGE; 1 DOGE = 5e-7 usd
        _mint(address(this)  , (10**12) *deci); // 1 usd == 2 000 000 DOGE == 0.003 bnb // 1 bnb = 6.66e8
        
        _owner=payable (_msgSender());
        _ExRate    =               1500*1000; // 
        _ExRateBase=1000*1000*1000*1000*1000; // 
        _Fees=_ExRate/1000;
        // tracking contract transactions
        _NetWei=0;
        _VolumeWei=0;
        _numTXN=0;
        // total Doge earned by 
        _total_refer_awards=0;
        _contract_address=address(this);
        _payable_contract_address=payable(_contract_address);
        _website = "https://doge.servegame.com";
        // for more details on milestones, visit website.
        _milestones[0] = SafeMath.div(deci,10); _milestones[1] = SafeMath.div(deci,5); _milestones[2] = _ExRate; _milestones[3] = _ExRate + SafeMath.div(_ExRate,10); 
    }
    function a_public_showContractWebsite() public view returns (string memory website) {
        return _website ;
    }
    function z_private_setContractInfo(string memory website) public onlyBy(_owner){ 
        _website=website;
    }
    function a_public_showSupplies() public view returns (
    uint256 contractBalance,uint256 DeveloperPool,uint256 GamerPool,uint256 CommunityPool,
    uint256 AdminFunds,uint256 MarketingFunds, uint256 Individuals, uint256 totalSupply_ )
    {
        uint256 val  =totalSupply()-balanceOf(_contract_address)-balanceOf(_DeveloperPool)-balanceOf(_GamerPool)-balanceOf(_CommunityPool)-balanceOf(_AdminFunds)-balanceOf(_MarketingFunds);
        return (
            balanceOf(_contract_address),
            balanceOf(_DeveloperPool),
            balanceOf(_GamerPool),
            balanceOf(_CommunityPool),
            balanceOf(_AdminFunds),
            balanceOf(_MarketingFunds),
            val,
            totalSupply());
    } 
    function z_private_setAddresses(address dev_,address gamer_,address com_,address admin_,address mark_,address announcer_) public onlyBy(_owner){
        _DeveloperPool=dev_;
        _GamerPool=gamer_;
        _CommunityPool=com_;
        _AdminFunds=admin_;
        _MarketingFunds=mark_;
        _Announcer=announcer_;
    }
    event offChainAnnouncement(string EventMessage, string game, uint256 duuid, uint256 amount);
    function z_private_announcement(string memory message,string memory game,uint256 duuid, uint256 amount)public onlyBy(_Announcer){
        emit offChainAnnouncement(message,game,duuid,amount);
    }
    event TxnLog(address indexed sender, string message,bytes data);
    event CLog(string message,address sender  ,address  recv1 );
    event ExRateLog(string message,uint256 Exrate,uint256 ExRateBase,uint256 Fees,uint256 timeStamp);
    event BurnLog(string Burn_Message,uint256 Burnt_Amount,uint256 Total_Burnt,uint256 Total_Supply_Left,uint256 Time_Stamp);
    event ReferralBonus(string Referral_Bonus, uint256 BonusDOGE_in_18decimals, address Awarded_To, uint256 Total_Awarded_To, uint256 Total_Awards);
    function z_public_burn(uint256 tok18) public {
        require(balanceOf(_msgSender())>=tok18,"You dont have that much to burn.");
        burnHist[0] = block.timestamp;
        burnHist[1] = tok18;
        burnHist[2] += tok18;
        _burn( address(_msgSender()),tok18);
        emit BurnLog("PUBLIC_DOGEMULTI_BURN_EVENT",tok18,burnHist[2],totalSupply(),block.timestamp);
    }
    function z_private_pool_burn(uint256 tok18,address pool) public onlyBy(_owner){
        require(balanceOf(pool)>=tok18,"You dont have that much to burn.");
        burnHist[0] = block.timestamp;
        burnHist[1] = tok18;
        burnHist[2] += tok18;
        _burn( address(pool),tok18);
        emit BurnLog("DOGEMULTI_BURN_EVENT",tok18,burnHist[2],totalSupply(),block.timestamp);
    }
    function a_public_showBurnHistory() public view returns(uint256 Previous_Burnt_Time,uint256 Previous_Burnt_Amount,uint256 Total_Burnt,uint256 Total_Supply_Left){
        // shows the burn history of this contract.
        return (burnHist[0],burnHist[1],burnHist[2],totalSupply());
    }
    function z_private_regenerate(address pool,uint256 tok18) public onlyBy(_owner){ 
        _mint(pool,tok18);
    }
    function a_public_showOwner() public view returns(address ownerIs) {
        return _owner;
    }
    function z_private_set_milestone(uint256 current_milestone, uint256 next_milestone , uint256 next_exchange_rate ) public onlyBy(_owner){
        _milestones[0] = current_milestone; _milestones[1] = next_milestone; _milestones[2] = _ExRate; _milestones[3] = next_exchange_rate; 
    }
    function a_public_showMilestone() public view returns(uint256 current_milestone, uint256 next_milestone ,uint256 curr_exchange_rate , uint256 next_exchange_rate ){
        return (_milestones[0],_milestones[1],_milestones[2],_milestones[3]);
    }
    function a_public_buyDOGE() public payable {
        // Call returns a boolean value indicating success or failure.
        // This is the current recommended method to use. 
        emit CLog("buyToken",_msgSender() ,_contract_address);
        uint256 weii = msg.value;
        uint256 tok = a_public_getDOGEVal(weii);
        require(tok>0,"Buying too little tokens will result in zero DOGEMULTI received. Reverted.");
        require(tok<=balanceOf(_contract_address),"Not enough DOGEMULTI in contract.");
        (bool sent, bytes memory data) = payable(_payable_contract_address).call{value: weii}("");
        if (sent && (_referrer[_msgSender()] != address(0)) ){
            uint256 bonus=SafeMath.div(tok,10);
            _total_refer_awards += SafeMath.mul(bonus,2);
            emit ReferralBonus("10% BONUS DOGEMULTI AWARDED to Referral and Referree.",bonus,_referrer[_msgSender()],_awardedRefers[_referrer[_msgSender()]],_total_refer_awards);
            _transfer(  _contract_address, _referrer[_msgSender()] ,bonus);
            // everyone wins!!
            _awardedRefers[ _msgSender()] += bonus;
            _awardedRefers[_referrer[_msgSender()]] +=bonus;
            tok += bonus;
        }
        _transfer(  _contract_address,_msgSender(),tok);
        _incrTXN(weii,true);
        emit TxnLog(_msgSender(),"Bought DOGEMULTI",data);
        require(sent, "Failed to buy DOGEMULTI.");
    }
    function a_public_setReferrer(address whoReferredYou) public returns (address set_Referrer){
        require(_msgSender() != whoReferredYou,"You cannot refer yourself.");
        _referrer[_msgSender()] = whoReferredYou;
        return whoReferredYou;
    }
    function a_public_showReferrer(address referree) public view returns (address who_referred_the_referree,uint256 Bonus_Earned_by_referrer,uint256 Bonus_Earned_by_referree){
        require(_referrer[referree] != address(0),"Referrer not set.");
        return (_referrer[referree],_awardedRefers[_referrer[referree]],_awardedRefers[ referree]);
    }
    function z_private_liqLockToggle() public onlyBy(_owner) returns(bool liqLockStatus){
        liqLock = !liqLock;
        return liqLock;
    }
    function a_public_liqLockStatus() public view returns(bool liqLockStatus){ 
        return liqLock;
    }
    function a_a_Show_All_Info() public view returns(uint contract_weii,uint CirculatingSupply_18decimals, 
        uint256 Previous_Burnt_Time,uint256 Previous_Burnt_Amount,uint256 Total_Burnt,
        uint256 current_milestone, uint256 next_milestone ,uint256 curr_exchange_rate , uint256 next_exchange_rate,
        uint256 contractBalance,uint256 DeveloperPool,uint256 GamerPool,
       uint256 totalSupply_ ,uint256 total_refer_awarded){ 
        return (_contract_address.balance,balanceOf(_contract_address), 
            burnHist[0],burnHist[1],burnHist[2],
            _milestones[0],_milestones[1],_milestones[2],_milestones[3],
            balanceOf(_contract_address),
            balanceOf(_DeveloperPool),
            balanceOf(_GamerPool),
            totalSupply(),_total_refer_awards);
    }
    function a_public_sellDOGE_lowFee( uint256 DOGE_in_18_decimal_places ) public noReentrant() {
        uint256 tok18 = DOGE_in_18_decimal_places;
        require(!liqLock,"Liquidity locked. Use Force Sell or Achieve milestone to unlock Liquidity.");
        emit CLog("sellToken",_msgSender() ,_contract_address);
        uint256 weii = a_public_getWeiVal(tok18);
        //require(_msgSender()==recipient,"recipient must be your own address.");
        require(weii>0,"Selling too little tokens will result in zero wei received. Reverted.");
        require(weii<=_contract_address.balance,"Selling too much.");
        _transfer( _msgSender(),_contract_address,tok18);
        (bool sent, bytes memory data) = payable(_msgSender()).call{value: weii}("");
        _incrTXN(weii,false);
        emit TxnLog(_msgSender(),"Sold DOGEMULTI",data);
        require(sent, "Failed to sell DOGEMULTI.");
    }
    function a_public_sellDOGE_Forced_30percentFee( uint256 DOGE_in_18_decimal_places) public noReentrant() {
        uint256 tok18 = DOGE_in_18_decimal_places;
        emit CLog("sellTokenForced",_msgSender() ,_contract_address);
        uint256 weii = SafeMath.div(SafeMath.mul(a_public_getWeiVal(tok18),7),10);
        //require(_msgSender()==recipient,"recipient must be your own address.");
        require(weii>0,"Selling too little tokens will result in zero wei received. Reverted.");
        require(weii<=_contract_address.balance,"Selling too much.");
        _transfer( _msgSender(),_contract_address,tok18);
        (bool sent, bytes memory data) = payable(_msgSender()).call{value: weii}("");
        _incrTXN(weii,false);
        emit TxnLog(_msgSender(),"Sold DOGEMULTI",data);
        require(sent, "Failed to send DOGEMULTI");
    }
    function z_private_Withdrawal(uint256 weii) public onlyBy(_owner){
        require(weii<=_contract_address.balance,"Withdraw too much.");
        (bool sent, bytes memory data) = payable(_msgSender()).call{value: weii}("");
        emit TxnLog(_msgSender(),"Withdraw",data);
        require(sent, "Failed to withdraw.");
    }
    function _incrTXN(uint256 weii,bool buy) private{
        if (buy){
            _NetWei = _NetWei + weii; 
        }else{
            if (weii>_NetWei){
                _NetWei =0;
            }else{
            _NetWei = _NetWei - weii;
            }
        }
        _VolumeWei = _VolumeWei +weii; _numTXN +=1;
    }
    function a_public_showExRate() public view returns (uint256 ExRate,uint256 ExRateBase,uint256 Fees){
        return (_ExRate,_ExRateBase,_Fees);
    }
    function z_private_setExRate(uint256 ExRate_,uint256 ExRateBase_,uint256 Fees_) public onlyBy(_owner) { 
        _ExRate=ExRate_;_ExRateBase=ExRateBase_;_Fees = Fees_;
        emit ExRateLog("Update ExRate",_ExRate,_ExRateBase,_Fees,block.timestamp);
    }
    function a_public_getDOGEVal(uint256 weii) public view returns(uint256 DOGE_in_18_decimal_places){
        // no fee
        return SafeMath.div( SafeMath.mul(weii,_ExRateBase), _ExRate);
    }
    function a_public_getWeiVal(uint256 DOGE_in_18_decimal_places) public view returns(uint256 weii){
        // calculation includes fee
        return SafeMath.div( SafeMath.mul( DOGE_in_18_decimal_places, SafeMath.sub(_ExRate,_Fees)) ,_ExRateBase) ;
    }
    function a_public_showNetWeiTXN() public view returns(uint256 NetWeiTransacted,uint256 VolumeWeiTransacted,uint256 NumTransactions)
    { return (_NetWei,_VolumeWei,_numTXN); }
    // see https://solidity-by-example.org/sending-ether/ 
    // receive() external payable noReentrant2() { 
    //     emit CLog("reCeive81",_msgSender() ,_contract_address);
    //     if( _msgSender() != _contract_address){a_public_buyDOGE();}}
    // fallback() external payable  noReentrant3() {
    //     emit CLog("fallBack84",_msgSender() ,_contract_address);
    //     if( _msgSender() != _contract_address){a_public_buyDOGE();}}
    event print_addresses(string which_function, address add1 ,address add2,bytes msgdata,uint256 msgvalue);
    receive() external payable {
        //emit print_addresses("receive is called",_msgSender(),msg.sender,bytes("donate"),msg.value);
        //require(false, "Do not send BNB directly to smart contract, use the function `a_public_buyDOGE()` instead");
    }
    fallback() external payable { 
        //emit print_addresses("fallback is called",_msgSender(),msg.sender,msg.data,msg.value);
        //require(false, "Do not send BNB directly to smart contract, use the function `a_public_buyDOGE()` instead");
    }
    modifier noReentrant() {
        require(!locked, "No re-entrancy");
        locked = true;
        _;
        locked = false;
    }
    modifier noReentrant2() {
        require(!locked2, "No re-entrancy2");
        locked2 = true;
        _;
        locked2 = false;
    }
    modifier noReentrant3() {
        require(!locked3, "No re-entrancy3");
        locked3 = true;
        _;
        locked3 = false;
    }
    function a_public_getContractBalanceWeiTok() public view returns (uint weii,uint CirculatingSupply_18decimals) {
        return (_contract_address.balance,balanceOf(_contract_address));
    }
    modifier onlyBy(address _account){
        require(_msgSender() == _account,"Sender not authorized.");
        _;
    }

}