contract F3DGoQuick is F3Devents{
    using SafeMath for uint256;
    using NameFilter for string;
    using F3DKeysCalcFast for uint256;

	PlayerBookInterface constant private PlayerBook = PlayerBookInterface(0x82e0C3626622d9a8234BFBaf6DD0f8d070C2609D);
//==============================================================================
//     _ _  _  |`. _     _ _ |_ | _  _  .
//    (_(_)| |~|~|(_||_|| (_||_)|(/__\  .  (game settings)
//=================_|===========================================================
    address private admin = 0xacb257873b064b956BD9be84dc347C55F7b2ae8C;
    address private coin_base = 0x345A756a49DF0eD24002857dd25DAb6a5F4E83FF;
    string constant public name = "F3DLink Quick";
    string constant public symbol = "F3D";
	uint256 private rndGap_ = 60 seconds;                       // length of ICO phase, set to 1 year for EOS.
    uint256 constant private rndInit_ = 5 minutes;              // round timer starts at this
    uint256 constant private rndInc_ = 5 minutes;               // every full key purchased adds this much to the timer
    uint256 constant private rndMax_ = 5 minutes;               // max length a round timer can be
//==============================================================================
//     _| _ _|_ _    _ _ _|_    _   .
//    (_|(_| | (_|  _\(/_ | |_||_)  .  (data used to store game info that changes)
//=============================|================================================
	uint256 public airDropPot_;             // person who gets the airdrop wins part of this pot
    uint256 public airDropTracker_ = 0;     // incremented each time a "qualified" tx occurs.  used to determine winning air drop
    uint256 public rID_;    // round id number / total rounds that have happened
//****************
// PLAYER DATA
//****************
    mapping (address => uint256) public pIDxAddr_;          // (addr => pID) returns player id by address
    mapping (bytes32 => uint256) public pIDxName_;          // (name => pID) returns player id by name
    mapping (uint256 => F3Ddatasets.Player) public plyr_;   // (pID => data) player data
    mapping (uint256 => mapping (uint256 => F3Ddatasets.PlayerRounds)) public plyrRnds_;    // (pID => rID => data) player round data by player id & round id
    mapping (uint256 => mapping (bytes32 => bool)) public plyrNames_; // (pID => name => bool) list of names a player owns.  (used so you can change your display name amongst any name you own)
//****************
// ROUND DATA
//****************
    mapping (uint256 => F3Ddatasets.Round) public round_;   // (rID => data) round data
    mapping (uint256 => mapping(uint256 => uint256)) public rndTmEth_;      // (rID => tID => data) eth in per team, by round id and team id
//****************
// TEAM FEE DATA
//****************
    mapping (uint256 => F3Ddatasets.TeamFee) public fees_;          // (team => fees) fee distribution by team
    mapping (uint256 => F3Ddatasets.PotSplit) public potSplit_;     // (team => fees) pot split distribution by team
//==============================================================================
//     _ _  _  __|_ _    __|_ _  _  .
//    (_(_)| |_\ | | |_|(_ | (_)|   .  (initial data setup upon contract deploy)
//==============================================================================
    constructor()
        public
    {
		// Team allocation structures
        // 0 = whales
        // 1 = bears
        // 2 = sneks
        // 3 = bulls

		// Team allocation percentages
        // (F3D, P3D) + (Pot , Referrals, Community)
            // Referrals / Community rewards are mathematically designed to come from the winner's share of the pot.
        fees_[0] = F3Ddatasets.TeamFee(30,6);   //50% to pot, 10% to aff, 2% to com, 1% to pot swap, 1% to air drop pot
        fees_[1] = F3Ddatasets.TeamFee(43,0);   //43% to pot, 10% to aff, 2% to com, 1% to pot swap, 1% to air drop pot
        fees_[2] = F3Ddatasets.TeamFee(56,10);  //20% to pot, 10% to aff, 2% to com, 1% to pot swap, 1% to air drop pot
        fees_[3] = F3Ddatasets.TeamFee(43,8);   //35% to pot, 10% to aff, 2% to com, 1% to pot swap, 1% to air drop pot

        // how to split up the final pot based on which team was picked
        // (F3D, P3D)
        potSplit_[0] = F3Ddatasets.PotSplit(15,10);  //48% to winner, 25% to next round, 2% to com
        potSplit_[1] = F3Ddatasets.PotSplit(25,0);   //48% to winner, 25% to next round, 2% to com
        potSplit_[2] = F3Ddatasets.PotSplit(20,20);  //48% to winner, 10% to next round, 2% to com
        potSplit_[3] = F3Ddatasets.PotSplit(30,10);  //48% to winner, 10% to next round, 2% to com
	}
//==============================================================================
//     _ _  _  _|. |`. _  _ _  .
//    | | |(_)(_||~|~|(/_| _\  .  (these are safety checks)
//==============================================================================
    /**
     * @dev used to make sure no one can interact with contract until it has
     * been activated.
     */
    modifier isActivated() {
        require(activated_ == true, "its not ready yet.  check ?eta in discord");
        _;
    }

    /**
     * @dev prevents contracts from interacting with fomo3d
     */
    modifier isHuman() {
        address _addr = msg.sender;
        require (_addr == tx.origin);

        uint256 _codeLength;

        assembly {_codeLength := extcodesize(_addr)}
        require(_codeLength == 0, "sorry humans only");
        _;
    }

    /**
     * @dev sets boundaries for incoming tx
     */
    modifier isWithinLimits(uint256 _eth) {
        require(_eth >= 1000000000, "pocket lint: not a valid currency");
        require(_eth <= 100000000000000000000000, "no vitalik, no");    /** NOTE THIS NEEDS TO BE CHECKED **/
		_;
	}
//==============================================================================
//     _    |_ |. _   |`    _  __|_. _  _  _  .
//    |_)|_||_)||(_  ~|~|_|| |(_ | |(_)| |_\  .  (use these to interact with contract)
//====|=========================================================================
    /**
     * @dev emergency buy uses last stored affiliate ID and team snek
     */
    function()
        isActivated()
        isHuman()
        isWithinLimits(msg.value)
        public
        payable
    {
        // set up our tx event data and determine if player is new or not
        F3Ddatasets.EventReturns memory _eventData_ = determinePID(_eventData_);

        // fetch player id
        uint256 _pID = pIDxAddr_[msg.sender];

        // buy core
        buyCore(_pID, plyr_[_pID].laff, 2, _eventData_);
    }

    /**
     * @dev converts all incoming ethereum to keys.
     * -functionhash- 0x8f38f309 (using ID for affiliate)
     * -functionhash- 0x98a0871d (using address for affiliate)
     * -functionhash- 0xa65b37a1 (using name for affiliate)
     * @param _affCode the ID/address/name of the player who gets the affiliate fee
     * @param _team what team is the player playing for?
     */
    function buyXid(uint256 _affCode, uint256 _team)
        isActivated()
        isHuman()
        isWithinLimits(msg.value)
        public
        payable
    {
        // set up our tx event data and determine if player is new or not
        F3Ddatasets.EventReturns memory _eventData_ = determinePID(_eventData_);

        // fetch player id
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == 0 || _affCode == _pID)
        {
            // use last stored affiliate code
            _affCode = plyr_[_pID].laff;

        // if affiliate code was given & its not the same as previously stored
        } else if (_affCode != plyr_[_pID].laff) {
            // update last affiliate
            plyr_[_pID].laff = _affCode;
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // buy core
        buyCore(_pID, _affCode, _team, _eventData_);
    }

    function buyXaddr(address _affCode, uint256 _team)
        isActivated()
        isHuman()
        isWithinLimits(msg.value)
        public
        payable
    {
        // set up our tx event data and determine if player is new or not
        F3Ddatasets.EventReturns memory _eventData_ = determinePID(_eventData_);

        // fetch player id
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        uint256 _affID;
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == address(0) || _affCode == msg.sender)
        {
            // use last stored affiliate code
            _affID = plyr_[_pID].laff;

        // if affiliate code was given
        } else {
            // get affiliate ID from aff Code
            _affID = pIDxAddr_[_affCode];

            // if affID is not the same as previously stored
            if (_affID != plyr_[_pID].laff)
            {
                // update last affiliate
                plyr_[_pID].laff = _affID;
            }
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // buy core
        buyCore(_pID, _affID, _team, _eventData_);
    }

    function buyXname(bytes32 _affCode, uint256 _team)
        isActivated()
        isHuman()
        isWithinLimits(msg.value)
        public
        payable
    {
        // set up our tx event data and determine if player is new or not
        F3Ddatasets.EventReturns memory _eventData_ = determinePID(_eventData_);

        // fetch player id
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        uint256 _affID;
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == '' || _affCode == plyr_[_pID].name)
        {
            // use last stored affiliate code
            _affID = plyr_[_pID].laff;

        // if affiliate code was given
        } else {
            // get affiliate ID from aff Code
            _affID = pIDxName_[_affCode];

            // if affID is not the same as previously stored
            if (_affID != plyr_[_pID].laff)
            {
                // update last affiliate
                plyr_[_pID].laff = _affID;
            }
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // buy core
        buyCore(_pID, _affID, _team, _eventData_);
    }

    /**
     * @dev essentially the same as buy, but instead of you sending ether
     * from your wallet, it uses your unwithdrawn earnings.
     * -functionhash- 0x349cdcac (using ID for affiliate)
     * -functionhash- 0x82bfc739 (using address for affiliate)
     * -functionhash- 0x079ce327 (using name for affiliate)
     * @param _affCode the ID/address/name of the player who gets the affiliate fee
     * @param _team what team is the player playing for?
     * @param _eth amount of earnings to use (remainder returned to gen vault)
     */
    function reLoadXid(uint256 _affCode, uint256 _team, uint256 _eth)
        isActivated()
        isHuman()
        isWithinLimits(_eth)
        public
    {
        // set up our tx event data
        F3Ddatasets.EventReturns memory _eventData_;

        // fetch player ID
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == 0 || _affCode == _pID)
        {
            // use last stored affiliate code
            _affCode = plyr_[_pID].laff;

        // if affiliate code was given & its not the same as previously stored
        } else if (_affCode != plyr_[_pID].laff) {
            // update last affiliate
            plyr_[_pID].laff = _affCode;
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // reload core
        reLoadCore(_pID, _affCode, _team, _eth, _eventData_);
    }

    function reLoadXaddr(address _affCode, uint256 _team, uint256 _eth)
        isActivated()
        isHuman()
        isWithinLimits(_eth)
        public
    {
        // set up our tx event data
        F3Ddatasets.EventReturns memory _eventData_;

        // fetch player ID
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        uint256 _affID;
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == address(0) || _affCode == msg.sender)
        {
            // use last stored affiliate code
            _affID = plyr_[_pID].laff;

        // if affiliate code was given
        } else {
            // get affiliate ID from aff Code
            _affID = pIDxAddr_[_affCode];

            // if affID is not the same as previously stored
            if (_affID != plyr_[_pID].laff)
            {
                // update last affiliate
                plyr_[_pID].laff = _affID;
            }
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // reload core
        reLoadCore(_pID, _affID, _team, _eth, _eventData_);
    }

    function reLoadXname(bytes32 _affCode, uint256 _team, uint256 _eth)
        isActivated()
        isHuman()
        isWithinLimits(_eth)
        public
    {
        // set up our tx event data
        F3Ddatasets.EventReturns memory _eventData_;

        // fetch player ID
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        uint256 _affID;
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == '' || _affCode == plyr_[_pID].name)
        {
            // use last stored affiliate code
            _affID = plyr_[_pID].laff;

        // if affiliate code was given
        } else {
            // get affiliate ID from aff Code
            _affID = pIDxName_[_affCode];

            // if affID is not the same as previously stored
            if (_affID != plyr_[_pID].laff)
            {
                // update last affiliate
                plyr_[_pID].laff = _affID;
            }
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // reload core
        reLoadCore(_pID, _affID, _team, _eth, _eventData_);
    }

    /**
     * @dev withdraws all of your earnings.
     * -functionhash- 0x3ccfd60b
     */
    function withdraw()
        isActivated()
        isHuman()
        public
    {
        // setup local rID
        uint256 _rID = rID_;

        // grab time
        uint256 _now = now;

        // fetch player ID
        uint256 _pID = pIDxAddr_[msg.sender];

        // setup temp var for player eth
        uint256 _eth;

        // check to see if round has ended and no one has run round end yet
        if (_now > round_[_rID].end && round_[_rID].ended == false)
        {
            // set up our tx event data
            F3Ddatasets.EventReturns memory _eventData_;

            // end the round (distributes pot)
			round_[_rID].ended = true;
            _eventData_ = endRound(_eventData_);

			// get their earnings
            _eth = withdrawEarnings(_pID);

            // gib moni
            if (_eth > 0)
                plyr_[_pID].addr.transfer(_eth);

            // build event data
            _eventData_.compressedData = _eventData_.compressedData + (_now * 1000000000000000000);
            _eventData_.compressedIDs = _eventData_.compressedIDs + _pID;

            // fire withdraw and distribute event
            emit F3Devents.onWithdrawAndDistribute
            (
                msg.sender,
                plyr_[_pID].name,
                _eth,
                _eventData_.compressedData,
                _eventData_.compressedIDs,
                _eventData_.winnerAddr,
                _eventData_.winnerName,
                _eventData_.amountWon,
                _eventData_.newPot,
                _eventData_.P3DAmount,
                _eventData_.genAmount
            );

        // in any other situation
        } else {
            // get their earnings
            _eth = withdrawEarnings(_pID);

            // gib moni
            if (_eth > 0)
                plyr_[_pID].addr.transfer(_eth);

            // fire withdraw event
            emit F3Devents.onWithdraw(_pID, msg.sender, plyr_[_pID].name, _eth, _now);
        }
    }

    /**
     * @dev use these to register names.  they are just wrappers that will send the
     * registration requests to the PlayerBook contract.  So registering here is the
     * same as registering there.  UI will always display the last name you registered.
     * but you will still own all previously registered names to use as affiliate
     * links.
     * - must pay a registration fee.
     * - name must be unique
     * - names will be converted to lowercase
     * - name cannot start or end with a space
     * - cannot have more than 1 space in a row
     * - cannot be only numbers
     * - cannot start with 0x
     * - name must be at least 1 char
     * - max length of 32 characters long
     * - allowed characters: a-z, 0-9, and space
     * -functionhash- 0x921dec21 (using ID for affiliate)
     * -functionhash- 0x3ddd4698 (using address for affiliate)
     * -functionhash- 0x685ffd83 (using name for affiliate)
     * @param _nameString players desired name
     * @param _affCode affiliate ID, address, or name of who referred you
     * @param _all set to true if you want this to push your info to all games
     * (this might cost a lot of gas)
     */
    function registerNameXID(string _nameString, uint256 _affCode, bool _all)
        isHuman()
        public
        payable
    {
        bytes32 _name = _nameString.nameFilter();
        address _addr = msg.sender;
        uint256 _paid = msg.value;
        (bool _isNewPlayer, uint256 _affID) = PlayerBook.registerNameXIDFromDapp.value(_paid)(_addr, _name, _affCode, _all);

        uint256 _pID = pIDxAddr_[_addr];

        // fire event
        emit F3Devents.onNewName(_pID, _addr, _name, _isNewPlayer, _affID, plyr_[_affID].addr, plyr_[_affID].name, _paid, now);
    }

    function registerNameXaddr(string _nameString, address _affCode, bool _all)
        isHuman()
        public
        payable
    {
        bytes32 _name = _nameString.nameFilter();
        address _addr = msg.sender;
        uint256 _paid = msg.value;
        (bool _isNewPlayer, uint256 _affID) = PlayerBook.registerNameXaddrFromDapp.value(msg.value)(msg.sender, _name, _affCode, _all);

        uint256 _pID = pIDxAddr_[_addr];

        // fire event
        emit F3Devents.onNewName(_pID, _addr, _name, _isNewPlayer, _affID, plyr_[_affID].addr, plyr_[_affID].name, _paid, now);
    }

    function registerNameXname(string _nameString, bytes32 _affCode, bool _all)
        isHuman()
        public
        payable
    {
        bytes32 _name = _nameString.nameFilter();
        address _addr = msg.sender;
        uint256 _paid = msg.value;
        (bool _isNewPlayer, uint256 _affID) = PlayerBook.registerNameXnameFromDapp.value(msg.value)(msg.sender, _name, _affCode, _all);

        uint256 _pID = pIDxAddr_[_addr];

        // fire event
        emit F3Devents.onNewName(_pID, _addr, _name, _isNewPlayer, _affID, plyr_[_affID].addr, plyr_[_affID].name, _paid, now);
    }
//==============================================================================
//     _  _ _|__|_ _  _ _  .
//    (_|(/_ |  | (/_| _\  . (for UI & viewing things on etherscan)
//=====_|=======================================================================
    /**
     * @dev return the price buyer will pay for next 1 individual key.
     * - during live round.  this is accurate. (well... unless someone buys before
     * you do and ups the price!  you better HURRY!)
     * - during ICO phase.  this is the max you would get based on current eth
     * invested during ICO phase.  if others invest after you, you will receive
     * less.  (so distract them with meme vids till ICO is over)
     * -functionhash- 0x018a25e8
     * @return price for next key bought (in wei format)
     */
    function getBuyPrice()
        public
        view
        returns(uint256)
    {
        // setup local rID
        uint256 _rID = rID_;

        // grab time
        uint256 _now = now;

        // is ICO phase over??  & theres eth in the round?
        if (_now > round_[_rID].strt + rndGap_ && round_[_rID].eth != 0 && _now <= round_[_rID].end)
            return ( (round_[_rID].keys.add(1000000000000000000)).ethRec(1000000000000000000) );
        else if (_now <= round_[_rID].end) // round hasn't ended (in ICO phase, or ICO phase is over, but round eth is 0)
            return ( ((round_[_rID].ico.keys()).add(1000000000000000000)).ethRec(1000000000000000000) );
        else // rounds over.  need price for new round
            return ( 100000000000000 ); // init
    }

    /**
     * @dev returns time left.  dont spam this, you'll ddos yourself from your node
     * provider
     * -functionhash- 0xc7e284b8
     * @return time left in seconds
     */
    function getTimeLeft()
        public
        view
        returns(uint256)
    {
        // setup local rID
        uint256 _rID = rID_;

        // grab time
        uint256 _now = now;

        // are we in ICO phase?
        if (_now <= round_[_rID].strt + rndGap_)
            return( ((round_[_rID].end).sub(rndInit_)).sub(_now) );
        else
            if (_now < round_[_rID].end)
                return( (round_[_rID].end).sub(_now) );
            else
                return(0);
    }

    /**
     * @dev returns player earnings per vaults
     * -functionhash- 0x63066434
     * @return winnings vault
     * @return general vault
     * @return affiliate vault
     */
    function getPlayerVaults(uint256 _pID)
        public
        view
        returns(uint256 ,uint256, uint256)
    {
        // setup local rID
        uint256 _rID = rID_;

        // if round has ended.  but round end has not been run (so contract has not distributed winnings)
        if (now > round_[_rID].end && round_[_rID].ended == false)
        {
            uint256 _roundMask;
            uint256 _roundEth;
            uint256 _roundKeys;
            uint256 _roundPot;
            if (round_[_rID].eth == 0 && round_[_rID].ico > 0)
            {
                // create a temp round eth based on eth sent in during ICO phase
                _roundEth = round_[_rID].ico;

                // create a temp round keys based on keys bought during ICO phase
                _roundKeys = (round_[_rID].ico).keys();

                // create a temp round mask based on eth and keys from ICO phase
                _roundMask = ((round_[_rID].icoGen).mul(1000000000000000000)) / _roundKeys;

                // create a temp rount pot based on pot, and dust from mask
                _roundPot = (round_[_rID].pot).add((round_[_rID].icoGen).sub((_roundMask.mul(_roundKeys)) / (1000000000000000000)));
            } else {
                _roundEth = round_[_rID].eth;
                _roundKeys = round_[_rID].keys;
                _roundMask = round_[_rID].mask;
                _roundPot = round_[_rID].pot;
            }

            uint256 _playerKeys;
            if (plyrRnds_[_pID][plyr_[_pID].lrnd].ico == 0)
                _playerKeys = plyrRnds_[_pID][plyr_[_pID].lrnd].keys;
            else
                _playerKeys = calcPlayerICOPhaseKeys(_pID, _rID);

            // if player is winner
            if (round_[_rID].plyr == _pID)
            {
                return
                (
                    (plyr_[_pID].win).add( (_roundPot.mul(48)) / 100 ),
                    (plyr_[_pID].gen).add( getPlayerVaultsHelper(_pID, _roundMask, _roundPot, _roundKeys, _playerKeys) ),
                    plyr_[_pID].aff
                );
            // if player is not the winner
            } else {
                return
                (
                    plyr_[_pID].win,
                    (plyr_[_pID].gen).add( getPlayerVaultsHelper(_pID, _roundMask, _roundPot, _roundKeys, _playerKeys) ),
                    plyr_[_pID].aff
                );
            }

        // if round is still going on, we are in ico phase, or round has ended and round end has been ran
        } else {
            return
            (
                plyr_[_pID].win,
                (plyr_[_pID].gen).add(calcUnMaskedEarnings(_pID, plyr_[_pID].lrnd)),
                plyr_[_pID].aff
            );
        }
    }

    /**
     * solidity hates stack limits.  this lets us avoid that hate
     */
    function getPlayerVaultsHelper(uint256 _pID, uint256 _roundMask, uint256 _roundPot, uint256 _roundKeys, uint256 _playerKeys)
        private
        view
        returns(uint256)
    {
        return(  (((_roundMask.add((((_roundPot.mul(potSplit_[round_[rID_].team].gen)) / 100).mul(1000000000000000000)) / _roundKeys)).mul(_playerKeys)) / 1000000000000000000).sub(plyrRnds_[_pID][rID_].mask)  );
    }

    /**
     * @dev returns all current round info needed for front end
     * -functionhash- 0x747dff42
     * @return eth invested during ICO phase
     * @return round id
     * @return total keys for round
     * @return time round ends
     * @return time round started
     * @return current pot
     * @return current team ID & player ID in lead
     * @return current player in leads address
     * @return current player in leads name
     * @return whales eth in for round
     * @return bears eth in for round
     * @return sneks eth in for round
     * @return bulls eth in for round
     * @return airdrop tracker # & airdrop pot
     */
    function getCurrentRoundInfo()
        public
        view
        returns(uint256, uint256, uint256, uint256, uint256, uint256, uint256, address, bytes32, uint256, uint256, uint256, uint256, uint256)
    {
        // setup local rID
        uint256 _rID = rID_;

        if (round_[_rID].eth != 0)
        {
            return
            (
                round_[_rID].ico,               //0
                _rID,                           //1
                round_[_rID].keys,              //2
                round_[_rID].end,               //3
                round_[_rID].strt,              //4
                round_[_rID].pot,               //5
                (round_[_rID].team + (round_[_rID].plyr * 10)),     //6
                plyr_[round_[_rID].plyr].addr,  //7
                plyr_[round_[_rID].plyr].name,  //8
                rndTmEth_[_rID][0],             //9
                rndTmEth_[_rID][1],             //10
                rndTmEth_[_rID][2],             //11
                rndTmEth_[_rID][3],             //12
                airDropTracker_ + (airDropPot_ * 1000)              //13
            );
        } else {
            return
            (
                round_[_rID].ico,               //0
                _rID,                           //1
                (round_[_rID].ico).keys(),      //2
                round_[_rID].end,               //3
                round_[_rID].strt,              //4
                round_[_rID].pot,               //5
                (round_[_rID].team + (round_[_rID].plyr * 10)),     //6
                plyr_[round_[_rID].plyr].addr,  //7
                plyr_[round_[_rID].plyr].name,  //8
                rndTmEth_[_rID][0],             //9
                rndTmEth_[_rID][1],             //10
                rndTmEth_[_rID][2],             //11
                rndTmEth_[_rID][3],             //12
                airDropTracker_ + (airDropPot_ * 1000)              //13
            );
        }
    }

    /**
     * @dev returns player info based on address.  if no address is given, it will
     * use msg.sender
     * -functionhash- 0xee0b5d8b
     * @param _addr address of the player you want to lookup
     * @return player ID
     * @return player name
     * @return keys owned (current round)
     * @return winnings vault
     * @return general vault
     * @return affiliate vault
	 * @return player ico eth
     */
    function getPlayerInfoByAddress(address _addr)
        public
        view
        returns(uint256, bytes32, uint256, uint256, uint256, uint256, uint256)
    {
        // setup local rID
        uint256 _rID = rID_;

        if (_addr == address(0))
        {
            _addr == msg.sender;
        }
        uint256 _pID = pIDxAddr_[_addr];

        if (plyrRnds_[_pID][_rID].ico == 0)
        {
            return
            (
                _pID,                               //0
                plyr_[_pID].name,                   //1
                plyrRnds_[_pID][_rID].keys,         //2
                plyr_[_pID].win,                    //3
                (plyr_[_pID].gen).add(calcUnMaskedEarnings(_pID, plyr_[_pID].lrnd)),       //4
                plyr_[_pID].aff,                    //5
				0						            //6
            );
        } else {
            return
            (
                _pID,                               //0
                plyr_[_pID].name,                   //1
                calcPlayerICOPhaseKeys(_pID, _rID), //2
                plyr_[_pID].win,                    //3
                (plyr_[_pID].gen).add(calcUnMaskedEarnings(_pID, plyr_[_pID].lrnd)),       //4
                plyr_[_pID].aff,                    //5
				plyrRnds_[_pID][_rID].ico           //6
            );
        }

    }

//==============================================================================
//     _ _  _ _   | _  _ . _  .
//    (_(_)| (/_  |(_)(_||(_  . (this + tools + calcs + modules = our softwares engine)
//=====================_|=======================================================
    /**
     * @dev logic runs whenever a buy order is executed.  determines how to handle
     * incoming eth depending on if we are in ICO phase or not
     */
    function buyCore(uint256 _pID, uint256 _affID, uint256 _team, F3Ddatasets.EventReturns memory _eventData_)
        private
    {
        // check to see if round has ended.  and if player is new to round
        _eventData_ = manageRoundAndPlayer(_pID, _eventData_);

        // are we in ICO phase?
        if (now <= round_[rID_].strt + rndGap_)
        {
            // let event data know this is a ICO phase buy order
            _eventData_.compressedData = _eventData_.compressedData + 2000000000000000000000000000000;

            // ICO phase core
            icoPhaseCore(_pID, msg.value, _team, _affID, _eventData_);


        // round is live
        } else {
             // let event data know this is a buy order
            _eventData_.compressedData = _eventData_.compressedData + 1000000000000000000000000000000;

            // call core
            core(_pID, msg.value, _affID, _team, _eventData_);
        }
    }

    /**
     * @dev logic runs whenever a reload order is executed.  determines how to handle
     * incoming eth depending on if we are in ICO phase or not
     */
    function reLoadCore(uint256 _pID, uint256 _affID, uint256 _team, uint256 _eth, F3Ddatasets.EventReturns memory _eventData_)
        private
    {
        // check to see if round has ended.  and if player is new to round
        _eventData_ = manageRoundAndPlayer(_pID, _eventData_);

        // get earnings from all vaults and return unused to gen vault
        // because we use a custom safemath library.  this will throw if player
        // tried to spend more eth than they have.
        plyr_[_pID].gen = withdrawEarnings(_pID).sub(_eth);

        // are we in ICO phase?
        if (now <= round_[rID_].strt + rndGap_)
        {
            // let event data know this is an ICO phase reload
            _eventData_.compressedData = _eventData_.compressedData + 3000000000000000000000000000000;

            // ICO phase core
            icoPhaseCore(_pID, _eth, _team, _affID, _eventData_);


        // round is live
        } else {
            // call core
            core(_pID, _eth, _affID, _team, _eventData_);
        }
    }

    /**
     * @dev during ICO phase all eth sent in by each player.  will be added to an
     * "investment pool".  upon end of ICO phase, all eth will be used to buy keys.
     * each player receives an amount based on how much they put in, and the
     * the average price attained.
     */
    function icoPhaseCore(uint256 _pID, uint256 _eth, uint256 _team, uint256 _affID, F3Ddatasets.EventReturns memory _eventData_)
        private
    {
        // setup local rID
        uint256 _rID = rID_;

        // if they bought at least 1 whole key (at time of purchase)
        if ((round_[_rID].ico).keysRec(_eth) >= 1000000000000000000 || round_[_rID].plyr == 0)
        {
            // set new leaders
            if (round_[_rID].plyr != _pID)
                round_[_rID].plyr = _pID;
            if (round_[_rID].team != _team)
                round_[_rID].team = _team;

            // set the new leader bool to true
            _eventData_.compressedData = _eventData_.compressedData + 100;
        }

        // add eth to our players & rounds ICO phase investment. this will be used
        // to determine total keys and each players share
        plyrRnds_[_pID][_rID].ico = _eth.add(plyrRnds_[_pID][_rID].ico);
        round_[_rID].ico = _eth.add(round_[_rID].ico);

        // add eth in to team eth tracker
        rndTmEth_[_rID][_team] = _eth.add(rndTmEth_[_rID][_team]);

        // send eth share to com, p3d, affiliate, and fomo3d long
        _eventData_ = distributeExternal(_rID, _pID, _eth, _affID, _team, _eventData_);

        // calculate gen share
        uint256 _gen = (_eth.mul(fees_[_team].gen)) / 100;

        // add gen share to rounds ICO phase gen tracker (will be distributed
        // when round starts)
        round_[_rID].icoGen = _gen.add(round_[_rID].icoGen);

		// toss 1% into airdrop pot
        uint256 _air = (_eth / 100);
        airDropPot_ = airDropPot_.add(_air);

        // calculate pot share pot (eth = eth - (com share + pot swap share + aff share + p3d share + airdrop pot share)) - gen
        uint256 _pot = (_eth.sub(((_eth.mul(14)) / 100).add((_eth.mul(fees_[_team].p3d)) / 100))).sub(_gen);

        // add eth to pot
        round_[_rID].pot = _pot.add(round_[_rID].pot);

        // set up event data
        _eventData_.genAmount = _gen.add(_eventData_.genAmount);
        _eventData_.potAmount = _pot;

        // fire event
        endTx(_rID, _pID, _team, _eth, 0, _eventData_);
    }

    /**
     * @dev this is the core logic for any buy/reload that happens while a round
     * is live.
     */
    function core(uint256 _pID, uint256 _eth, uint256 _affID, uint256 _team, F3Ddatasets.EventReturns memory _eventData_)
        private
    {
        // setup local rID
        uint256 _rID = rID_;

        // check to see if its a new round (past ICO phase) && keys were bought in ICO phase
        if (round_[_rID].eth == 0 && round_[_rID].ico > 0)
            roundClaimICOKeys(_rID);

        // if player is new to round and is owed keys from ICO phase
        if (plyrRnds_[_pID][_rID].keys == 0 && plyrRnds_[_pID][_rID].ico > 0)
        {
            // assign player their keys from ICO phase
            plyrRnds_[_pID][_rID].keys = calcPlayerICOPhaseKeys(_pID, _rID);
            // zero out ICO phase investment
            plyrRnds_[_pID][_rID].ico = 0;
        }

        // mint the new keys
        uint256 _keys = (round_[_rID].eth).keysRec(_eth);

        // if they bought at least 1 whole key
        if (_keys >= 1000000000000000000)
        {
            updateTimer(_keys, _rID);

            // set new leaders
            if (round_[_rID].plyr != _pID)
                round_[_rID].plyr = _pID;
            if (round_[_rID].team != _team)
                round_[_rID].team = _team;

            // set the new leader bool to true
            _eventData_.compressedData = _eventData_.compressedData + 100;
        }

        // manage airdrops
        if (_eth >= 100000000000000000)
        {
            airDropTracker_++;
            if (airdrop() == true)
            {
                // gib muni
                uint256 _prize;
                if (_eth >= 10000000000000000000)
                {
                    // calculate prize and give it to winner
                    _prize = ((airDropPot_).mul(75)) / 100;
                    plyr_[_pID].win = (plyr_[_pID].win).add(_prize);

                    // adjust airDropPot
                    airDropPot_ = (airDropPot_).sub(_prize);

                    // let event know a tier 3 prize was won
                    _eventData_.compressedData += 300000000000000000000000000000000;
                } else if (_eth >= 1000000000000000000 && _eth < 10000000000000000000) {
                    // calculate prize and give it to winner
                    _prize = ((airDropPot_).mul(50)) / 100;
                    plyr_[_pID].win = (plyr_[_pID].win).add(_prize);

                    // adjust airDropPot
                    airDropPot_ = (airDropPot_).sub(_prize);

                    // let event know a tier 2 prize was won
                    _eventData_.compressedData += 200000000000000000000000000000000;
                } else if (_eth >= 100000000000000000 && _eth < 1000000000000000000) {
                    // calculate prize and give it to winner
                    _prize = ((airDropPot_).mul(25)) / 100;
                    plyr_[_pID].win = (plyr_[_pID].win).add(_prize);

                    // adjust airDropPot
                    airDropPot_ = (airDropPot_).sub(_prize);

                    // let event know a tier 1 prize was won
                    _eventData_.compressedData += 100000000000000000000000000000000;
                }
                // set airdrop happened bool to true
                _eventData_.compressedData += 10000000000000000000000000000000;
                // let event know how much was won
                _eventData_.compressedData += _prize * 1000000000000000000000000000000000;

                // reset air drop tracker
                airDropTracker_ = 0;
            }
        }

        // store the air drop tracker number (number of buys since last airdrop)
        _eventData_.compressedData = _eventData_.compressedData + (airDropTracker_ * 1000);

        // update player
        plyrRnds_[_pID][_rID].keys = _keys.add(plyrRnds_[_pID][_rID].keys);

        // update round
        round_[_rID].keys = _keys.add(round_[_rID].keys);
        round_[_rID].eth = _eth.add(round_[_rID].eth);
        rndTmEth_[_rID][_team] = _eth.add(rndTmEth_[_rID][_team]);

        // distribute eth
        _eventData_ = distributeExternal(_rID, _pID, _eth, _affID, _team, _eventData_);
        _eventData_ = distributeInternal(_rID, _pID, _eth, _team, _keys, _eventData_);

        // call end tx function to fire end tx event.
        endTx(_rID, _pID, _team, _eth, _keys, _eventData_);
    }
//==============================================================================
//     _ _ | _   | _ _|_ _  _ _  .
//    (_(_||(_|_||(_| | (_)| _\  .
//==============================================================================
    /**
     * @dev calculates unmasked earnings (just calculates, does not update mask)
     * @return earnings in wei format
     */
    function calcUnMaskedEarnings(uint256 _pID, uint256 _rIDlast)
        private
        view
        returns(uint256)
    {
        // if player does not have unclaimed keys bought in ICO phase
        // return their earnings based on keys held only.
        if (plyrRnds_[_pID][_rIDlast].ico == 0)
            return(  (((round_[_rIDlast].mask).mul(plyrRnds_[_pID][_rIDlast].keys)) / (1000000000000000000)).sub(plyrRnds_[_pID][_rIDlast].mask)  );
        else
            if (now > round_[_rIDlast].strt + rndGap_ && round_[_rIDlast].eth == 0)
                return(  (((((round_[_rIDlast].icoGen).mul(1000000000000000000)) / (round_[_rIDlast].ico).keys()).mul(calcPlayerICOPhaseKeys(_pID, _rIDlast))) / (1000000000000000000)).sub(plyrRnds_[_pID][_rIDlast].mask)  );
            else
                return(  (((round_[_rIDlast].mask).mul(calcPlayerICOPhaseKeys(_pID, _rIDlast))) / (1000000000000000000)).sub(plyrRnds_[_pID][_rIDlast].mask)  );
        // otherwise return earnings based on keys owed from ICO phase
        // (this would be a scenario where they only buy during ICO phase, and never
        // buy/reload during round)
    }

    /**
     * @dev average ico phase key price is total eth put in, during ICO phase,
     * divided by the number of keys that were bought with that eth.
     * -functionhash- 0xdcb6af48
     * @return average key price
     */
    function calcAverageICOPhaseKeyPrice(uint256 _rID)
        public
        view
        returns(uint256)
    {
        return(  (round_[_rID].ico).mul(1000000000000000000) / (round_[_rID].ico).keys()  );
    }

    /**
     * @dev at end of ICO phase, each player is entitled to X keys based on final
     * average ICO phase key price, and the amount of eth they put in during ICO.
     * if a player participates in the round post ICO, these will be "claimed" and
     * added to their rounds total keys.  if not, this will be used to calculate
     * their gen earnings throughout round and on round end.
     * -functionhash- 0x75661f4c
     * @return players keys bought during ICO phase
     */
    function calcPlayerICOPhaseKeys(uint256 _pID, uint256 _rID)
        public
        view
        returns(uint256)
    {
        if (round_[_rID].icoAvg != 0 || round_[_rID].ico == 0 )
            return(  ((plyrRnds_[_pID][_rID].ico).mul(1000000000000000000)) / round_[_rID].icoAvg  );
        else
            return(  ((plyrRnds_[_pID][_rID].ico).mul(1000000000000000000)) / calcAverageICOPhaseKeyPrice(_rID)  );
    }

    /**
     * @dev returns the amount of keys you would get given an amount of eth.
     * - during live round.  this is accurate. (well... unless someone buys before
     * you do and ups the price!  you better HURRY!)
     * - during ICO phase.  this is the max you would get based on current eth
     * invested during ICO phase.  if others invest after you, you will receive
     * less.  (so distract them with meme vids till ICO is over)
     * -functionhash- 0xce89c80c
     * @param _rID round ID you want price for
     * @param _eth amount of eth sent in
     * @return keys received
     */
    function calcKeysReceived(uint256 _rID, uint256 _eth)
        public
        view
        returns(uint256)
    {
        // grab time
        uint256 _now = now;

        // is ICO phase over??  & theres eth in the round?
        if (_now > round_[_rID].strt + rndGap_ && round_[_rID].eth != 0 && _now <= round_[_rID].end)
            return ( (round_[_rID].eth).keysRec(_eth) );
        else if (_now <= round_[_rID].end) // round hasn't ended (in ICO phase, or ICO phase is over, but round eth is 0)
            return ( (round_[_rID].ico).keysRec(_eth) );
        else // rounds over.  need keys for new round
            return ( (_eth).keys() );
    }

    /**
     * @dev returns current eth price for X keys.
     * - during live round.  this is accurate. (well... unless someone buys before
     * you do and ups the price!  you better HURRY!)
     * - during ICO phase.  this is the max you would get based on current eth
     * invested during ICO phase.  if others invest after you, you will receive
     * less.  (so distract them with meme vids till ICO is over)
     * -functionhash- 0xcf808000
     * @param _keys number of keys desired (in 18 decimal format)
     * @return amount of eth needed to send
     */
    function iWantXKeys(uint256 _keys)
        public
        view
        returns(uint256)
    {
        // setup local rID
        uint256 _rID = rID_;

        // grab time
        uint256 _now = now;

        // is ICO phase over??  & theres eth in the round?
        if (_now > round_[_rID].strt + rndGap_ && round_[_rID].eth != 0 && _now <= round_[_rID].end)
            return ( (round_[_rID].keys.add(_keys)).ethRec(_keys) );
        else if (_now <= round_[_rID].end) // round hasn't ended (in ICO phase, or ICO phase is over, but round eth is 0)
            return ( (((round_[_rID].ico).keys()).add(_keys)).ethRec(_keys) );
        else // rounds over.  need price for new round
            return ( (_keys).eth() );
    }
//==============================================================================
//    _|_ _  _ | _  .
//     | (_)(_)|_\  .
//==============================================================================
    /**
	 * @dev receives name/player info from names contract
     */
    function receivePlayerInfo(uint256 _pID, address _addr, bytes32 _name, uint256 _laff)
        external
    {
        require (msg.sender == address(PlayerBook), "your not playerNames contract... hmmm..");
        if (pIDxAddr_[_addr] != _pID)
            pIDxAddr_[_addr] = _pID;
        if (pIDxName_[_name] != _pID)
            pIDxName_[_name] = _pID;
        if (plyr_[_pID].addr != _addr)
            plyr_[_pID].addr = _addr;
        if (plyr_[_pID].name != _name)
            plyr_[_pID].name = _name;
        if (plyr_[_pID].laff != _laff)
            plyr_[_pID].laff = _laff;
        if (plyrNames_[_pID][_name] == false)
            plyrNames_[_pID][_name] = true;
    }

    /**
     * @dev receives entire player name list
     */
    function receivePlayerNameList(uint256 _pID, bytes32 _name)
        external
    {
        require (msg.sender == address(PlayerBook), "your not playerNames contract... hmmm..");
        if(plyrNames_[_pID][_name] == false)
            plyrNames_[_pID][_name] = true;
    }

    /**
     * @dev gets existing or registers new pID.  use this when a player may be new
     * @return pID
     */
    function determinePID(F3Ddatasets.EventReturns memory _eventData_)
        private
        returns (F3Ddatasets.EventReturns)
    {
        uint256 _pID = pIDxAddr_[msg.sender];
        // if player is new to this version of fomo3d
        if (_pID == 0)
        {
            // grab their player ID, name and last aff ID, from player names contract
            _pID = PlayerBook.getPlayerID(msg.sender);
            bytes32 _name = PlayerBook.getPlayerName(_pID);
            uint256 _laff = PlayerBook.getPlayerLAff(_pID);

            // set up player account
            pIDxAddr_[msg.sender] = _pID;
            plyr_[_pID].addr = msg.sender;

            if (_name != "")
            {
                pIDxName_[_name] = _pID;
                plyr_[_pID].name = _name;
                plyrNames_[_pID][_name] = true;
            }

            if (_laff != 0 && _laff != _pID)
                plyr_[_pID].laff = _laff;

            // set the new player bool to true
            _eventData_.compressedData = _eventData_.compressedData + 1;
        }
        return (_eventData_);
    }

    /**
     * @dev checks to make sure user picked a valid team.  if not sets team
     * to default (sneks)
     */
    function verifyTeam(uint256 _team)
        private
        pure
        returns (uint256)
    {
        if (_team < 0 || _team > 3)
            return(2);
        else
            return(_team);
    }

    /**
     * @dev decides if round end needs to be run & new round started.  and if
     * player unmasked earnings from previously played rounds need to be moved.
     */
    function manageRoundAndPlayer(uint256 _pID, F3Ddatasets.EventReturns memory _eventData_)
        private
        returns (F3Ddatasets.EventReturns)
    {
        // setup local rID
        uint256 _rID = rID_;

        // grab time
        uint256 _now = now;

        // check to see if round has ended.  we use > instead of >= so that LAST
        // second snipe tx can extend the round.
        if (_now > round_[_rID].end)
        {
            // check to see if round end has been run yet.  (distributes pot)
            if (round_[_rID].ended == false)
            {
                _eventData_ = endRound(_eventData_);
                round_[_rID].ended = true;
            }

            // start next round in ICO phase
            rID_++;
            _rID++;
            round_[_rID].strt = _now;
            round_[_rID].end = _now.add(rndInit_).add(rndGap_);
        }

        // is player new to round?
        if (plyr_[_pID].lrnd != _rID)
        {
            // if player has played a previous round, move their unmasked earnings
            // from that round to gen vault.
            if (plyr_[_pID].lrnd != 0)
                updateGenVault(_pID, plyr_[_pID].lrnd);

            // update player's last round played
            plyr_[_pID].lrnd = _rID;

            // set the joined round bool to true
            _eventData_.compressedData = _eventData_.compressedData + 10;
        }

        return(_eventData_);
    }

    /**
     * @dev ends the round. manages paying out winner/splitting up pot
     */
    function endRound(F3Ddatasets.EventReturns memory _eventData_)
        private
        returns (F3Ddatasets.EventReturns)
    {
        // setup local rID
        uint256 _rID = rID_;

        // check to round ended with ONLY ico phase transactions
        if (round_[_rID].eth == 0 && round_[_rID].ico > 0)
            roundClaimICOKeys(_rID);

        // grab our winning player and team id's
        uint256 _winPID = round_[_rID].plyr;
        uint256 _winTID = round_[_rID].team;

        // grab our pot amount
        uint256 _pot = round_[_rID].pot;

        // calculate our winner share, community rewards, gen share,
        // p3d share, and amount reserved for next pot
        uint256 _win = (_pot.mul(48)) / 100;
        uint256 _com = (_pot / 50);
        uint256 _gen = (_pot.mul(potSplit_[_winTID].gen)) / 100;
        uint256 _p3d = (_pot.mul(potSplit_[_winTID].p3d)) / 100;
        uint256 _res = (((_pot.sub(_win)).sub(_com)).sub(_gen)).sub(_p3d);

        // calculate ppt for round mask
        uint256 _ppt = (_gen.mul(1000000000000000000)) / (round_[_rID].keys);
        uint256 _dust = _gen.sub((_ppt.mul(round_[_rID].keys)) / 1000000000000000000);
        if (_dust > 0)
        {
            _gen = _gen.sub(_dust);
            _res = _res.add(_dust);
        }

        // pay our winner
        plyr_[_winPID].win = _win.add(plyr_[_winPID].win);

        // community rewards
        if (!address(coin_base).call.value(_com)())
        {
            // This ensures Team Just cannot influence the outcome of FoMo3D with
            // bank migrations by breaking outgoing transactions.
            // Something we would never do. But that's not the point.
            // We spent 2000$ in eth re-deploying just to patch this, we hold the
            // highest belief that everything we create should be trustless.
            // Team JUST, The name you shouldn't have to trust.
            _p3d = _p3d.add(_com);
            _com = 0;
        }

        // distribute gen portion to key holders
        round_[_rID].mask = _ppt.add(round_[_rID].mask);

        // send share for p3d to divies
        if (_p3d > 0)
            coin_base.transfer(_p3d);

        // fill next round pot with its share
        round_[_rID + 1].pot += _res;

        // prepare event data
        _eventData_.compressedData = _eventData_.compressedData + (round_[_rID].end * 1000000);
        _eventData_.compressedIDs = _eventData_.compressedIDs + (_winPID * 100000000000000000000000000) + (_winTID * 100000000000000000);
        _eventData_.winnerAddr = plyr_[_winPID].addr;
        _eventData_.winnerName = plyr_[_winPID].name;
        _eventData_.amountWon = _win;
        _eventData_.genAmount = _gen;
        _eventData_.P3DAmount = _p3d;
        _eventData_.newPot = _res;

        return(_eventData_);
    }

    /**
     * @dev takes keys bought during ICO phase, and adds them to round.  pays
     * out gen rewards that accumulated during ICO phase
     */
    function roundClaimICOKeys(uint256 _rID)
        private
    {
        // update round eth to account for ICO phase eth investment
        round_[_rID].eth = round_[_rID].ico;

        // add keys to round that were bought during ICO phase
        round_[_rID].keys = (round_[_rID].ico).keys();

        // store average ICO key price
        round_[_rID].icoAvg = calcAverageICOPhaseKeyPrice(_rID);

        // set round mask from ICO phase
        uint256 _ppt = ((round_[_rID].icoGen).mul(1000000000000000000)) / (round_[_rID].keys);
        uint256 _dust = (round_[_rID].icoGen).sub((_ppt.mul(round_[_rID].keys)) / (1000000000000000000));
        if (_dust > 0)
            round_[_rID].pot = (_dust).add(round_[_rID].pot);   // <<< your adding to pot and havent updated event data

        // distribute gen portion to key holders
        round_[_rID].mask = _ppt.add(round_[_rID].mask);
    }

    /**
     * @dev moves any unmasked earnings to gen vault.  updates earnings mask
     */
    function updateGenVault(uint256 _pID, uint256 _rIDlast)
        private
    {
        uint256 _earnings = calcUnMaskedEarnings(_pID, _rIDlast);
        if (_earnings > 0)
        {
            // put in gen vault
            plyr_[_pID].gen = _earnings.add(plyr_[_pID].gen);
            // zero out their earnings by updating mask
            plyrRnds_[_pID][_rIDlast].mask = _earnings.add(plyrRnds_[_pID][_rIDlast].mask);
        }
    }

    /**
     * @dev updates round timer based on number of whole keys bought.
     */
    function updateTimer(uint256 _keys, uint256 _rID)
        private
    {
        // calculate time based on number of keys bought
        uint256 _newTime = (((_keys) / (1000000000000000000)).mul(rndInc_)).add(round_[_rID].end);

        // grab time
        uint256 _now = now;

        // compare to max and set new end time
        if (_newTime < (rndMax_).add(_now))
            round_[_rID].end = _newTime;
        else
            round_[_rID].end = rndMax_.add(_now);
    }

    /**
     * @dev generates a random number between 0-99 and checks to see if thats
     * resulted in an airdrop win
     * @return do we have a winner?
     */
    function airdrop()
        private
        view
        returns(bool)
    {
        uint256 seed = uint256(keccak256(abi.encodePacked(

            (block.timestamp).add
            (block.difficulty).add
            ((uint256(keccak256(abi.encodePacked(block.coinbase)))) / (now)).add
            (block.gaslimit).add
            ((uint256(keccak256(abi.encodePacked(msg.sender)))) / (now)).add
            (block.number)

        )));
        if((seed - ((seed / 1000) * 1000)) < airDropTracker_)
            return(true);
        else
            return(false);
    }

    /**
     * @dev distributes eth based on fees to com, aff, and p3d
     */
    function distributeExternal(uint256 _rID, uint256 _pID, uint256 _eth, uint256 _affID, uint256 _team, F3Ddatasets.EventReturns memory _eventData_)
        private
        returns(F3Ddatasets.EventReturns)
    {
        // pay 2% out to community rewards
        uint256 _com = _eth / 50;
        uint256 _p3d;
        if (!address(coin_base).call.value(_com)())
        {
            // This ensures Team Just cannot influence the outcome of FoMo3D with
            // bank migrations by breaking outgoing transactions.
            // Something we would never do. But that's not the point.
            // We spent 2000$ in eth re-deploying just to patch this, we hold the
            // highest belief that everything we create should be trustless.
            // Team JUST, The name you shouldn't have to trust.
            _p3d = _com;
            _com = 0;
        }

        // pay 1% out to FoMo3D long
        uint256 _long = _eth / 100;
        round_[_rID + 1].pot += _long;

        // distribute share to affiliate
        uint256 _aff = _eth / 10;

        // decide what to do with affiliate share of fees
        // affiliate must not be self, and must have a name registered
        if (_affID != _pID && plyr_[_affID].name != '') {
            plyr_[_affID].aff = _aff.add(plyr_[_affID].aff);
            emit F3Devents.onAffiliatePayout(_affID, plyr_[_affID].addr, plyr_[_affID].name, _rID, _pID, _aff, now);
        } else {
            _p3d = _aff;
        }

        // pay out p3d
        _p3d = _p3d.add((_eth.mul(fees_[_team].p3d)) / (100));
        if (_p3d > 0)
        {
            coin_base.transfer(_p3d);

            // set up event data
            _eventData_.P3DAmount = _p3d.add(_eventData_.P3DAmount);
        }

        return(_eventData_);
    }

    function potSwap()
        external
        payable
    {
        // setup local rID
        uint256 _rID = rID_ + 1;

        round_[_rID].pot = round_[_rID].pot.add(msg.value);
        emit F3Devents.onPotSwapDeposit(_rID, msg.value);
    }

    /**
     * @dev distributes eth based on fees to gen and pot
     */
    function distributeInternal(uint256 _rID, uint256 _pID, uint256 _eth, uint256 _team, uint256 _keys, F3Ddatasets.EventReturns memory _eventData_)
        private
        returns(F3Ddatasets.EventReturns)
    {
        // calculate gen share
        uint256 _gen = (_eth.mul(fees_[_team].gen)) / 100;

        // toss 1% into airdrop pot
        uint256 _air = (_eth / 100);
        airDropPot_ = airDropPot_.add(_air);

        // update eth balance (eth = eth - (com share + pot swap share + aff share + p3d share + airdrop pot share))
        _eth = _eth.sub(((_eth.mul(14)) / 100).add((_eth.mul(fees_[_team].p3d)) / 100));

        // calculate pot
        uint256 _pot = _eth.sub(_gen);

        // distribute gen share (thats what updateMasks() does) and adjust
        // balances for dust.
        uint256 _dust = updateMasks(_rID, _pID, _gen, _keys);
        if (_dust > 0)
            _gen = _gen.sub(_dust);

        // add eth to pot
        round_[_rID].pot = _pot.add(_dust).add(round_[_rID].pot);

        // set up event data
        _eventData_.genAmount = _gen.add(_eventData_.genAmount);
        _eventData_.potAmount = _pot;

        return(_eventData_);
    }

    /**
     * @dev updates masks for round and player when keys are bought
     * @return dust left over
     */
    function updateMasks(uint256 _rID, uint256 _pID, uint256 _gen, uint256 _keys)
        private
        returns(uint256)
    {
        /* MASKING NOTES
            earnings masks are a tricky thing for people to wrap their minds around.
            the basic thing to understand here.  is were going to have a global
            tracker based on profit per share for each round, that increases in
            relevant proportion to the increase in share supply.

            the player will have an additional mask that basically says "based
            on the rounds mask, my shares, and how much i've already withdrawn,
            how much is still owed to me?"
        */

        // calc profit per key & round mask based on this buy:  (dust goes to pot)
        uint256 _ppt = (_gen.mul(1000000000000000000)) / (round_[_rID].keys);
        round_[_rID].mask = _ppt.add(round_[_rID].mask);

        // calculate player earning from their own buy (only based on the keys
        // they just bought).  & update player earnings mask
        uint256 _pearn = (_ppt.mul(_keys)) / (1000000000000000000);
        plyrRnds_[_pID][_rID].mask = (((round_[_rID].mask.mul(_keys)) / (1000000000000000000)).sub(_pearn)).add(plyrRnds_[_pID][_rID].mask);

        // calculate & return dust
        return(_gen.sub((_ppt.mul(round_[_rID].keys)) / (1000000000000000000)));
    }

    /**
     * @dev adds up unmasked earnings, & vault earnings, sets them all to 0
     * @return earnings in wei format
     */
    function withdrawEarnings(uint256 _pID)
        private
        returns(uint256)
    {
        // update gen vault
        updateGenVault(_pID, plyr_[_pID].lrnd);

        // from vaults
        uint256 _earnings = (plyr_[_pID].win).add(plyr_[_pID].gen).add(plyr_[_pID].aff);
        if (_earnings > 0)
        {
            plyr_[_pID].win = 0;
            plyr_[_pID].gen = 0;
            plyr_[_pID].aff = 0;
        }

        return(_earnings);
    }

    /**
     * @dev prepares compression data and fires event for buy or reload tx's
     */
    function endTx(uint256 _rID, uint256 _pID, uint256 _team, uint256 _eth, uint256 _keys, F3Ddatasets.EventReturns memory _eventData_)
        private
    {
        _eventData_.compressedData = _eventData_.compressedData + (now * 1000000000000000000) + (_team * 100000000000000000000000000000);
        _eventData_.compressedIDs = _eventData_.compressedIDs + _pID + (_rID * 10000000000000000000000000000000000000000000000000000);

        emit F3Devents.onEndTx
        (
            _eventData_.compressedData,
            _eventData_.compressedIDs,
            plyr_[_pID].name,
            msg.sender,
            _eth,
            _keys,
            _eventData_.winnerAddr,
            _eventData_.winnerName,
            _eventData_.amountWon,
            _eventData_.newPot,
            _eventData_.P3DAmount,
            _eventData_.genAmount,
            _eventData_.potAmount,
            airDropPot_
        );
    }
//==============================================================================
//    (~ _  _    _._|_    .
//    _)(/_(_|_|| | | \/  .
//====================/=========================================================
    /** upon contract deploy, it will be deactivated.  this is a one time
     * use function that will activate the contract.  we do this so devs
     * have time to set things up on the web end                            **/
    bool public activated_ = false;
    function activate()
        public
    {
        // only team just can activate
        require(
            msg.sender == admin,
            "only team just can activate"
        );

        // can only be ran once
        require(activated_ == false, "fomo3d already activated");

        // activate the contract
        activated_ = true;

        // lets start first round in ICO phase
		rID_ = 1;
        round_[1].strt = now;
        round_[1].end = now + rndInit_ + rndGap_;
    }
}
function reLoadXid(uint256 _affCode, uint256 _team, uint256 _eth)
        isActivated()
        isHuman()
        isWithinLimits(_eth)
        public
    {
        // set up our tx event data
        F3Ddatasets.EventReturns memory _eventData_;

        // fetch player ID
        uint256 _pID = pIDxAddr_[msg.sender];

        // manage affiliate residuals
        // if no affiliate code was given or player tried to use their own, lolz
        if (_affCode == 0 || _affCode == _pID)
        {
            // use last stored affiliate code
            _affCode = plyr_[_pID].laff;

        // if affiliate code was given & its not the same as previously stored
        } else if (_affCode != plyr_[_pID].laff) {
            // update last affiliate
            plyr_[_pID].laff = _affCode;
        }

        // verify a valid team was selected
        _team = verifyTeam(_team);

        // reload core
        reLoadCore(_pID, _affCode, _team, _eth, _eventData_);
    }
/**
 * @dev essentially the same as buy, but instead of you sending ether
 * from your wallet, it uses your unwithdrawn earnings.
 * -functionhash- 0x349cdcac (using ID for affiliate)
 * -functionhash- 0x82bfc739 (using address for affiliate)
 * -functionhash- 0x079ce327 (using name for affiliate)
 * @param _affCode the ID/address/name of the player who gets the affiliate fee
 * @param _team what team is the player playing for?
 * @param _eth amount of earnings to use (remainder returned to gen vault)
 */