/*
 * This file has been automatically generated by Soupply and released under the MIT license.
 * Generated from java315
 */
module soupply.java315.metadata;

import xpacket;

import xserial.serial : EndianType, serializeLength, serializeNumber, deserializeLength, deserializeNumber;

import soupply.util;

static import soupply.java315.types;

class MetadataValue : PacketImpl!(Endian.bigEndian, varuint, varuint)
{

    @EncodeOnly ubyte type;

    this(ubyte type) pure nothrow @safe @nogc
    {
        this.type = type;
    }

    mixin Make;

}

class MetadataByte : MetadataValue
{

    byte value;

    this() pure nothrow @safe @nogc
    {
        super(0);
    }

    this(byte value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataInt : MetadataValue
{

    @Var uint value;

    this() pure nothrow @safe @nogc
    {
        super(1);
    }

    this(uint value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataFloat : MetadataValue
{

    float value;

    this() pure nothrow @safe @nogc
    {
        super(2);
    }

    this(float value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataString : MetadataValue
{

    string value;

    this() pure nothrow @safe @nogc
    {
        super(3);
    }

    this(string value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataChat : MetadataValue
{

    string value;

    this() pure nothrow @safe @nogc
    {
        super(4);
    }

    this(string value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataSlot : MetadataValue
{

    soupply.java315.types.Slot value;

    this() pure nothrow @safe @nogc
    {
        super(5);
    }

    this(soupply.java315.types.Slot value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataBool : MetadataValue
{

    bool value;

    this() pure nothrow @safe @nogc
    {
        super(6);
    }

    this(bool value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataRotation : MetadataValue
{

    Vector!(float, "xyz") value;

    this() pure nothrow @safe @nogc
    {
        super(7);
    }

    this(Vector!(float, "xyz") value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataPosition : MetadataValue
{

    ulong value;

    this() pure nothrow @safe @nogc
    {
        super(8);
    }

    this(ulong value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataOptionalPosition : MetadataValue
{

    soupply.java315.types.OptionalPosition value;

    this() pure nothrow @safe @nogc
    {
        super(9);
    }

    this(soupply.java315.types.OptionalPosition value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataDirection : MetadataValue
{

    @Var uint value;

    this() pure nothrow @safe @nogc
    {
        super(10);
    }

    this(uint value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataUuid : MetadataValue
{

    soupply.java315.types.OptionalUuid value;

    this() pure nothrow @safe @nogc
    {
        super(11);
    }

    this(soupply.java315.types.OptionalUuid value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class MetadataBlock : MetadataValue
{

    @Var uint value;

    this() pure nothrow @safe @nogc
    {
        super(12);
    }

    this(uint value) pure nothrow @safe @nogc
    {
        this();
        this.value = value;
    }

    mixin Make;

}

class Metadata
{

    MetadataValue[ubyte] values;

    this()
    {
        this.values[0] = new MetadataByte((byte).init);
    }

    void serialize(Buffer buffer)
    {
        foreach(id, value; values)
        {
            serializeNumber!(EndianType.bigEndian, ubyte)(buffer, id);
            value.encodeBody(buffer);
        }
        buffer.write(ubyte(255));
    }

    void deserialize(Buffer buffer)
    {
        ubyte id;
        while((id = buffer.read!ubyte()) != 255)
        {
            switch(deserializeNumber!(EndianType.bigEndian, ubyte)(buffer))
            {
                case 0:
                    auto value = new MetadataByte();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 1:
                    auto value = new MetadataInt();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 2:
                    auto value = new MetadataFloat();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 3:
                    auto value = new MetadataString();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 4:
                    auto value = new MetadataChat();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 5:
                    auto value = new MetadataSlot();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 6:
                    auto value = new MetadataBool();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 7:
                    auto value = new MetadataRotation();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 8:
                    auto value = new MetadataPosition();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 9:
                    auto value = new MetadataOptionalPosition();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 10:
                    auto value = new MetadataDirection();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 11:
                    auto value = new MetadataUuid();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                case 12:
                    auto value = new MetadataBlock();
                    value.decodeBody(buffer);
                    this.values[id] = value;
                    break;
                default: throw new Exception("Unknown metadata type");
            }
        }
    }

    @property byte entityFlags()
    {
        auto ptr = 0 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte entityFlags(byte value)
    {
        auto ptr = 0 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[0] = new MetadataByte(value);
        return value;
    }

    @property uint air()
    {
        auto ptr = 1 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(300);
    }

    @property uint air(uint value)
    {
        auto ptr = 1 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[1] = new MetadataInt(value);
        return value;
    }

    @property string nametag()
    {
        auto ptr = 2 in this.values;
        if(ptr && cast(MetadataString)*ptr) return (cast(MetadataString)*ptr).value;
        return (string).init;
    }

    @property string nametag(string value)
    {
        auto ptr = 2 in this.values;
        if(ptr && cast(MetadataString)*ptr) (cast(MetadataString)*ptr).value = value;
        else this.values[2] = new MetadataString(value);
        return value;
    }

    @property bool showNametag()
    {
        auto ptr = 3 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool showNametag(bool value)
    {
        auto ptr = 3 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[3] = new MetadataBool(value);
        return value;
    }

    @property bool silent()
    {
        auto ptr = 4 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool silent(bool value)
    {
        auto ptr = 4 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[4] = new MetadataBool(value);
        return value;
    }

    @property bool noGravity()
    {
        auto ptr = 5 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool noGravity(bool value)
    {
        auto ptr = 5 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[5] = new MetadataBool(value);
        return value;
    }

    @property soupply.java315.types.Slot potion()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataSlot)*ptr) return (cast(MetadataSlot)*ptr).value;
        return (soupply.java315.types.Slot).init;
    }

    @property soupply.java315.types.Slot potion(soupply.java315.types.Slot value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataSlot)*ptr) (cast(MetadataSlot)*ptr).value = value;
        else this.values[6] = new MetadataSlot(value);
        return value;
    }

    @property ulong spawnPosition()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataPosition)*ptr) return (cast(MetadataPosition)*ptr).value;
        return (ulong).init;
    }

    @property ulong spawnPosition(ulong value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataPosition)*ptr) (cast(MetadataPosition)*ptr).value = value;
        else this.values[6] = new MetadataPosition(value);
        return value;
    }

    @property float radius()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) return (cast(MetadataFloat)*ptr).value;
        return float(0.5);
    }

    @property float radius(float value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) (cast(MetadataFloat)*ptr).value = value;
        else this.values[6] = new MetadataFloat(value);
        return value;
    }

    @property uint color()
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint color(uint value)
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[7] = new MetadataInt(value);
        return value;
    }

    @property bool isSinglePoint()
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool isSinglePoint(bool value)
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[8] = new MetadataBool(value);
        return value;
    }

    @property uint particleId()
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint particleId(uint value)
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[9] = new MetadataInt(value);
        return value;
    }

    @property uint particleParameter1()
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint particleParameter1(uint value)
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[10] = new MetadataInt(value);
        return value;
    }

    @property uint particleParameter2()
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint particleParameter2(uint value)
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[11] = new MetadataInt(value);
        return value;
    }

    @property uint hookedEntity()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint hookedEntity(uint value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[6] = new MetadataInt(value);
        return value;
    }

    @property byte arrowFlags()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte arrowFlags(byte value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[6] = new MetadataByte(value);
        return value;
    }

    @property uint timeSinceLastHit()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint timeSinceLastHit(uint value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[6] = new MetadataInt(value);
        return value;
    }

    @property uint forwardDirection()
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(1);
    }

    @property uint forwardDirection(uint value)
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[7] = new MetadataInt(value);
        return value;
    }

    @property float damageTaken()
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) return (cast(MetadataFloat)*ptr).value;
        return float(0);
    }

    @property float damageTaken(float value)
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) (cast(MetadataFloat)*ptr).value = value;
        else this.values[8] = new MetadataFloat(value);
        return value;
    }

    @property uint boatVariant()
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint boatVariant(uint value)
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[9] = new MetadataInt(value);
        return value;
    }

    @property bool rightPaddleTurning()
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool rightPaddleTurning(bool value)
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[10] = new MetadataBool(value);
        return value;
    }

    @property bool leftPaddleTurning()
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool leftPaddleTurning(bool value)
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[11] = new MetadataBool(value);
        return value;
    }

    @property soupply.java315.types.OptionalPosition beamTarget()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataOptionalPosition)*ptr) return (cast(MetadataOptionalPosition)*ptr).value;
        return (soupply.java315.types.OptionalPosition).init;
    }

    @property soupply.java315.types.OptionalPosition beamTarget(soupply.java315.types.OptionalPosition value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataOptionalPosition)*ptr) (cast(MetadataOptionalPosition)*ptr).value = value;
        else this.values[6] = new MetadataOptionalPosition(value);
        return value;
    }

    @property bool showBottom()
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool showBottom(bool value)
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[7] = new MetadataBool(value);
        return value;
    }

    @property soupply.java315.types.Slot firework()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataSlot)*ptr) return (cast(MetadataSlot)*ptr).value;
        return (soupply.java315.types.Slot).init;
    }

    @property soupply.java315.types.Slot firework(soupply.java315.types.Slot value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataSlot)*ptr) (cast(MetadataSlot)*ptr).value = value;
        else this.values[6] = new MetadataSlot(value);
        return value;
    }

    @property soupply.java315.types.Slot item()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataSlot)*ptr) return (cast(MetadataSlot)*ptr).value;
        return (soupply.java315.types.Slot).init;
    }

    @property soupply.java315.types.Slot item(soupply.java315.types.Slot value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataSlot)*ptr) (cast(MetadataSlot)*ptr).value = value;
        else this.values[6] = new MetadataSlot(value);
        return value;
    }

    @property uint rotation()
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint rotation(uint value)
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[7] = new MetadataInt(value);
        return value;
    }

    @property byte livingFlags()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte livingFlags(byte value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[6] = new MetadataByte(value);
        return value;
    }

    @property float health()
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) return (cast(MetadataFloat)*ptr).value;
        return float(1);
    }

    @property float health(float value)
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) (cast(MetadataFloat)*ptr).value = value;
        else this.values[7] = new MetadataFloat(value);
        return value;
    }

    @property uint potionColor()
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint potionColor(uint value)
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[8] = new MetadataInt(value);
        return value;
    }

    @property bool potionAmbient()
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool potionAmbient(bool value)
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[9] = new MetadataBool(value);
        return value;
    }

    @property uint arrows()
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint arrows(uint value)
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[10] = new MetadataInt(value);
        return value;
    }

    @property float additionalHearts()
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) return (cast(MetadataFloat)*ptr).value;
        return float(0);
    }

    @property float additionalHearts(float value)
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) (cast(MetadataFloat)*ptr).value = value;
        else this.values[11] = new MetadataFloat(value);
        return value;
    }

    @property uint score()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint score(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[12] = new MetadataInt(value);
        return value;
    }

    @property byte skinParts()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return byte(0);
    }

    @property byte skinParts(byte value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[13] = new MetadataByte(value);
        return value;
    }

    @property byte mainHand()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return byte(1);
    }

    @property byte mainHand(byte value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[14] = new MetadataByte(value);
        return value;
    }

    @property byte armorStandFlags()
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte armorStandFlags(byte value)
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[11] = new MetadataByte(value);
        return value;
    }

    @property Vector!(float, "xyz") headRotation()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) return (cast(MetadataRotation)*ptr).value;
        return (Vector!(float, "xyz")).init;
    }

    @property Vector!(float, "xyz") headRotation(Vector!(float, "xyz") value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) (cast(MetadataRotation)*ptr).value = value;
        else this.values[12] = new MetadataRotation(value);
        return value;
    }

    @property Vector!(float, "xyz") bodyRotation()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) return (cast(MetadataRotation)*ptr).value;
        return (Vector!(float, "xyz")).init;
    }

    @property Vector!(float, "xyz") bodyRotation(Vector!(float, "xyz") value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) (cast(MetadataRotation)*ptr).value = value;
        else this.values[13] = new MetadataRotation(value);
        return value;
    }

    @property Vector!(float, "xyz") leftArmRotation()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) return (cast(MetadataRotation)*ptr).value;
        return (Vector!(float, "xyz")).init;
    }

    @property Vector!(float, "xyz") leftArmRotation(Vector!(float, "xyz") value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) (cast(MetadataRotation)*ptr).value = value;
        else this.values[14] = new MetadataRotation(value);
        return value;
    }

    @property Vector!(float, "xyz") rightArmRotation()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) return (cast(MetadataRotation)*ptr).value;
        return (Vector!(float, "xyz")).init;
    }

    @property Vector!(float, "xyz") rightArmRotation(Vector!(float, "xyz") value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) (cast(MetadataRotation)*ptr).value = value;
        else this.values[15] = new MetadataRotation(value);
        return value;
    }

    @property Vector!(float, "xyz") leftLegRotation()
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) return (cast(MetadataRotation)*ptr).value;
        return (Vector!(float, "xyz")).init;
    }

    @property Vector!(float, "xyz") leftLegRotation(Vector!(float, "xyz") value)
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) (cast(MetadataRotation)*ptr).value = value;
        else this.values[16] = new MetadataRotation(value);
        return value;
    }

    @property Vector!(float, "xyz") rightLegRotation()
    {
        auto ptr = 17 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) return (cast(MetadataRotation)*ptr).value;
        return (Vector!(float, "xyz")).init;
    }

    @property Vector!(float, "xyz") rightLegRotation(Vector!(float, "xyz") value)
    {
        auto ptr = 17 in this.values;
        if(ptr && cast(MetadataRotation)*ptr) (cast(MetadataRotation)*ptr).value = value;
        else this.values[17] = new MetadataRotation(value);
        return value;
    }

    @property byte instentientFlags()
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte instentientFlags(byte value)
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[11] = new MetadataByte(value);
        return value;
    }

    @property byte hanging()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte hanging(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property bool baby()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool baby(bool value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[12] = new MetadataBool(value);
        return value;
    }

    @property byte horseFlags()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte horseFlags(byte value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[13] = new MetadataByte(value);
        return value;
    }

    @property soupply.java315.types.OptionalUuid ownerUuid()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataUuid)*ptr) return (cast(MetadataUuid)*ptr).value;
        return (soupply.java315.types.OptionalUuid).init;
    }

    @property soupply.java315.types.OptionalUuid ownerUuid(soupply.java315.types.OptionalUuid value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataUuid)*ptr) (cast(MetadataUuid)*ptr).value = value;
        else this.values[14] = new MetadataUuid(value);
        return value;
    }

    @property uint horseVariant()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint horseVariant(uint value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[15] = new MetadataInt(value);
        return value;
    }

    @property uint horseArmor()
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint horseArmor(uint value)
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[16] = new MetadataInt(value);
        return value;
    }

    @property bool chested()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool chested(bool value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[15] = new MetadataBool(value);
        return value;
    }

    @property uint llamaStrength()
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint llamaStrength(uint value)
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[16] = new MetadataInt(value);
        return value;
    }

    @property uint carpetColor()
    {
        auto ptr = 17 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(-1);
    }

    @property uint carpetColor(uint value)
    {
        auto ptr = 17 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[17] = new MetadataInt(value);
        return value;
    }

    @property uint llamaVariant()
    {
        auto ptr = 18 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint llamaVariant(uint value)
    {
        auto ptr = 18 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[18] = new MetadataInt(value);
        return value;
    }

    @property bool pigSaddled()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool pigSaddled(bool value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[13] = new MetadataBool(value);
        return value;
    }

    @property uint rabbitVariant()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint rabbitVariant(uint value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[13] = new MetadataInt(value);
        return value;
    }

    @property bool standingUp()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool standingUp(bool value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[13] = new MetadataBool(value);
        return value;
    }

    @property byte sheepFlagsAndColor()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte sheepFlagsAndColor(byte value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[13] = new MetadataByte(value);
        return value;
    }

    @property byte tameableFlags()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte tameableFlags(byte value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[13] = new MetadataByte(value);
        return value;
    }

    @property uint ocelotVariant()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint ocelotVariant(uint value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[15] = new MetadataInt(value);
        return value;
    }

    @property float wolfHealth()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) return (cast(MetadataFloat)*ptr).value;
        return (float).init;
    }

    @property float wolfHealth(float value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) (cast(MetadataFloat)*ptr).value = value;
        else this.values[15] = new MetadataFloat(value);
        return value;
    }

    @property bool begging()
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool begging(bool value)
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[16] = new MetadataBool(value);
        return value;
    }

    @property uint collarColor()
    {
        auto ptr = 17 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(14);
    }

    @property uint collarColor(uint value)
    {
        auto ptr = 17 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[17] = new MetadataInt(value);
        return value;
    }

    @property uint profession()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint profession(uint value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[13] = new MetadataInt(value);
        return value;
    }

    @property byte createdByPlayer()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte createdByPlayer(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property byte snowmanFlags()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte snowmanFlags(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property uint shulkerDirection()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataDirection)*ptr) return (cast(MetadataDirection)*ptr).value;
        return (uint).init;
    }

    @property uint shulkerDirection(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataDirection)*ptr) (cast(MetadataDirection)*ptr).value = value;
        else this.values[12] = new MetadataDirection(value);
        return value;
    }

    @property soupply.java315.types.OptionalPosition shulkerAttachment()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataOptionalPosition)*ptr) return (cast(MetadataOptionalPosition)*ptr).value;
        return (soupply.java315.types.OptionalPosition).init;
    }

    @property soupply.java315.types.OptionalPosition shulkerAttachment(soupply.java315.types.OptionalPosition value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataOptionalPosition)*ptr) (cast(MetadataOptionalPosition)*ptr).value = value;
        else this.values[13] = new MetadataOptionalPosition(value);
        return value;
    }

    @property byte shulkerShieldHeight()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte shulkerShieldHeight(byte value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[14] = new MetadataByte(value);
        return value;
    }

    @property byte shulkerColor()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte shulkerColor(byte value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[15] = new MetadataByte(value);
        return value;
    }

    @property byte blazeOnFire()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte blazeOnFire(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property uint creeperState()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(-1);
    }

    @property uint creeperState(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[12] = new MetadataInt(value);
        return value;
    }

    @property bool charged()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool charged(bool value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[13] = new MetadataBool(value);
        return value;
    }

    @property bool ignited()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool ignited(bool value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[14] = new MetadataBool(value);
        return value;
    }

    @property bool rectractingSpikes()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool rectractingSpikes(bool value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[12] = new MetadataBool(value);
        return value;
    }

    @property uint guardianTarget()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint guardianTarget(uint value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[13] = new MetadataInt(value);
        return value;
    }

    @property byte spell()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte spell(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property byte attackMode()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte attackMode(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property bool swingingArms()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool swingingArms(bool value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[12] = new MetadataBool(value);
        return value;
    }

    @property byte climbing()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) return (cast(MetadataByte)*ptr).value;
        return (byte).init;
    }

    @property byte climbing(byte value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataByte)*ptr) (cast(MetadataByte)*ptr).value = value;
        else this.values[12] = new MetadataByte(value);
        return value;
    }

    @property uint centerHeadTarget()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint centerHeadTarget(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[12] = new MetadataInt(value);
        return value;
    }

    @property uint leftHeadTarget()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint leftHeadTarget(uint value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[13] = new MetadataInt(value);
        return value;
    }

    @property uint rightHeadTarget()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint rightHeadTarget(uint value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[14] = new MetadataInt(value);
        return value;
    }

    @property uint invulnerableTime()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint invulnerableTime(uint value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[15] = new MetadataInt(value);
        return value;
    }

    @property bool handsHeldUp()
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool handsHeldUp(bool value)
    {
        auto ptr = 14 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[14] = new MetadataBool(value);
        return value;
    }

    @property bool converting()
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool converting(bool value)
    {
        auto ptr = 15 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[15] = new MetadataBool(value);
        return value;
    }

    @property uint zombieVillagerProfession()
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint zombieVillagerProfession(uint value)
    {
        auto ptr = 16 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[16] = new MetadataInt(value);
        return value;
    }

    @property uint carriedBlock()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBlock)*ptr) return (cast(MetadataBlock)*ptr).value;
        return (uint).init;
    }

    @property uint carriedBlock(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBlock)*ptr) (cast(MetadataBlock)*ptr).value = value;
        else this.values[12] = new MetadataBlock(value);
        return value;
    }

    @property bool screaming()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool screaming(bool value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[13] = new MetadataBool(value);
        return value;
    }

    @property uint dragonPhase()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint dragonPhase(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[12] = new MetadataInt(value);
        return value;
    }

    @property bool ghastAttacking()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool ghastAttacking(bool value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[12] = new MetadataBool(value);
        return value;
    }

    @property uint slimeSize()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(1);
    }

    @property uint slimeSize(uint value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[12] = new MetadataInt(value);
        return value;
    }

    @property uint shakingPower()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint shakingPower(uint value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[6] = new MetadataInt(value);
        return value;
    }

    @property uint shakingDirection()
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint shakingDirection(uint value)
    {
        auto ptr = 7 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[7] = new MetadataInt(value);
        return value;
    }

    @property float shakingMultiplier()
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) return (cast(MetadataFloat)*ptr).value;
        return float(0);
    }

    @property float shakingMultiplier(float value)
    {
        auto ptr = 8 in this.values;
        if(ptr && cast(MetadataFloat)*ptr) (cast(MetadataFloat)*ptr).value = value;
        else this.values[8] = new MetadataFloat(value);
        return value;
    }

    @property uint minecartBlock()
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint minecartBlock(uint value)
    {
        auto ptr = 9 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[9] = new MetadataInt(value);
        return value;
    }

    @property uint minecartBlockPosition()
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return uint(6);
    }

    @property uint minecartBlockPosition(uint value)
    {
        auto ptr = 10 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[10] = new MetadataInt(value);
        return value;
    }

    @property bool minecartCustomBlock()
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool minecartCustomBlock(bool value)
    {
        auto ptr = 11 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[11] = new MetadataBool(value);
        return value;
    }

    @property bool furnacePowered()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) return (cast(MetadataBool)*ptr).value;
        return (bool).init;
    }

    @property bool furnacePowered(bool value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataBool)*ptr) (cast(MetadataBool)*ptr).value = value;
        else this.values[12] = new MetadataBool(value);
        return value;
    }

    @property string command()
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataString)*ptr) return (cast(MetadataString)*ptr).value;
        return (string).init;
    }

    @property string command(string value)
    {
        auto ptr = 12 in this.values;
        if(ptr && cast(MetadataString)*ptr) (cast(MetadataString)*ptr).value = value;
        else this.values[12] = new MetadataString(value);
        return value;
    }

    @property string lastOutput()
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataChat)*ptr) return (cast(MetadataChat)*ptr).value;
        return (string).init;
    }

    @property string lastOutput(string value)
    {
        auto ptr = 13 in this.values;
        if(ptr && cast(MetadataChat)*ptr) (cast(MetadataChat)*ptr).value = value;
        else this.values[13] = new MetadataChat(value);
        return value;
    }

    @property uint fuseTime()
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) return (cast(MetadataInt)*ptr).value;
        return (uint).init;
    }

    @property uint fuseTime(uint value)
    {
        auto ptr = 6 in this.values;
        if(ptr && cast(MetadataInt)*ptr) (cast(MetadataInt)*ptr).value = value;
        else this.values[6] = new MetadataInt(value);
        return value;
    }

}