public static byte[] giveBuff(int buffid, int bufflength, Map<MapleBuffStat, Integer> statups, MapleStatEffect effect) {
        MaplePacketLittleEndianWriter mplew = new MaplePacketLittleEndianWriter();

        mplew.writeShort(SendPacketOpcode.GIVE_BUFF.getValue());
        // 17 00 00 00 00 00 00 00 00 00 00 01 00 00 00 00 00 00 07 00 AE E1 3E 00 68 B9 01 00 00 00 00 00

        //lhc patch adds an extra int here
        PacketHelper.writeBuffMask(mplew, statups);
        boolean stacked = false;
	boolean skipStacked = false;
        for (Entry<MapleBuffStat, Integer> stat : statups.entrySet()) {
	    if (!stat.getKey().canStack()) {
		//System.out.println("buff : " +stat.getKey() + " position " + stat.getKey().getPosition());
		if (stat.getKey() == MapleBuffStat.SPIRIT_LINK || stat.getKey() == MapleBuffStat.SPIRIT_SURGE || stat.getKey() == MapleBuffStat.SHADOWPARTNER || stat.getKey() == MapleBuffStat.CRITICAL_INCREASE) {
		    mplew.writeInt(stat.getValue().intValue());
		} else {
		    mplew.writeShort(stat.getValue().intValue());
		}
		mplew.writeInt(buffid);
		mplew.writeInt(bufflength);
	    }
	}
	if (buffid == 13120008) {
	    mplew.writeInt(0);
	}
	for (Entry<MapleBuffStat, Integer> stat : statups.entrySet()) {
	    if (stat.getKey().canStack()) {
		if (!stacked) {
		    mplew.writeZeroBytes(5); // dark metamorphosis end with byte 5
		    if (statups.containsKey(MapleBuffStat.DARK_AURA) || statups.containsKey(MapleBuffStat.BLUE_AURA) || statups.containsKey(MapleBuffStat.YELLOW_AURA)) {
			mplew.write(1);
		    }
		    if (statups.containsKey(MapleBuffStat.BLUE_AURA)) { // position problem :O
			skipStacked = true;
			addBuffStatIfNotNull(mplew, statups, buffid, 8000, MapleBuffStat.HP_BOOST);
			addBuffStatIfNotNull(mplew, statups, buffid, 8000, MapleBuffStat.INDIE_PDD);
			addBuffStatIfNotNull(mplew, statups, buffid, 8000, MapleBuffStat.INDIE_MDD);
		    }
		    stacked = true;
		}
		if (skipStacked) {
		    break;
		}
		if (buffid == 36121003 && statups.containsKey(MapleBuffStat.DAMAGE_PERCENT_INCREASE)) {
		    mplew.write(1);
                }
		mplew.writeInt(1);
		mplew.writeInt(buffid);
		mplew.writeLong(stat.getValue().intValue());
		mplew.writeInt(bufflength);
	    }
	}
	if (buffid == 27111004 || buffid == 27121005 || buffid == 36111003) {
	    mplew.writeZeroBytes(5);
	    if (buffid == 27111004) {
		mplew.writeShort(1000);
		mplew.writeShort(0);
	    } else if (buffid == 27121005) {
		mplew.writeInt(effect.getX());
		mplew.write(0);
	    } else if (buffid == 36111003) {
		mplew.write(effect.getX());
		mplew.writeShort(600); // something
		mplew.writeShort(0);
	    }
	    mplew.writeShort(1); // delay?
	} else if (buffid == 13101024 || buffid == 13111023 || buffid == 15111024 || buffid == 13001022 || buffid == 15121004 || buffid == 31121005 || buffid == 41101003 || buffid == 65121004) {
	    if (buffid == 15121004 || buffid == 41101003 || buffid == 65121004) {
		mplew.writeZeroBytes(5);
	    }
	    mplew.writeInt(0);
	    mplew.write(1);
	    if (buffid == 41101003) {
		mplew.write(5);
	    }
	    mplew.writeInt(0);
	} else if (buffid == 15001022) {
	    if (buffid == 15001022 && effect.getY() > 0) {
		mplew.writeZeroBytes(5);
		mplew.writeInt(effect.getY());
		mplew.writeInt(0);
		mplew.write(0);
		mplew.writeInt(0);
	    }
	}
	mplew.writeShort(0);
	if (effect != null && effect.isDivineShield()) {
	    mplew.writeInt(effect.getEnhancedWatk());
	} else if (effect != null && effect.getCharColor() > 0) {
	    mplew.writeInt(effect.getCharColor());
	} else if (effect != null && effect.isInflation()) {
	    //mplew.writeInt(effect.getInflation());
	}
	mplew.writeShort(0); // delay
	mplew.writeZeroBytes(50); // hehe
	mplew.write(1);
	if (isMovementAffectingStat(statups)) {
	    mplew.write(4); // updatePlayerStats
	}
	System.out.println(mplew.toString());
        return mplew.getPacket();
    }