public Object(IObjectGUID guid, ParsingContext context)
{
_context = context;
Guid = guid;
ObjectData = context.Helper.UpdateFieldProvider.CreateObjectData(guid) !;
}
public Player(IObjectGUID guid, ParsingContext context, bool isSelf) : base(guid, context)
{
var playerData = context.Helper.UpdateFieldProvider.CreatePlayerData(guid);
PlayerData = playerData ?? throw new InvalidOperationException();
if (isSelf)
{
var activePlayerData = context.Helper.UpdateFieldProvider.CreateActivePlayerData(guid);
ActivePlayerData = activePlayerData ?? throw new InvalidOperationException();
}
UnitData.Level.Take(1).Subscribe(tuple => {
Level = tuple.Value;
});
}
public ObjectGuidType Resolve(IObjectGUID guid, ClientBuild clientBuild)
{
if (guid.Parts[0] == 0)
{
return(ObjectGuidType.Null);
}
var highGUID = (guid.Parts[0] & 0xF0F0000000000000) >> 52;
return(highGUID switch
{
0x000 => ObjectGuidType.Player,
0x101 => ObjectGuidType.Battleground,
0x104 => ObjectGuidType.InstanceSave,
0x105 => ObjectGuidType.Party,
0x109 => ObjectGuidType.Battleground, // 2
0x10E => ObjectGuidType.Unknown,
0x10F => ObjectGuidType.Guild,
0x400 => ObjectGuidType.Item,
0xF00 => ObjectGuidType.DynamicObject,
0xF01 => ObjectGuidType.GameObject,
0x10C => ObjectGuidType.Transport, // MO Transport
0xF02 => ObjectGuidType.Transport,
0xF03 => ObjectGuidType.Creature,
0xF04 => ObjectGuidType.Pet,
0xF05 => ObjectGuidType.Vehicle,
//
_ => (highGUID & 0xF00) switch
{
// TODO: Players sometimes have high guid 0x048 for reasons
// TODO: unbeknownst to me. Just check the high byte. If zero,
// TODO: the high guid will be 0x0??, aka Player.
0x000 => ObjectGuidType.Player,
_ => ObjectGuidType.Unknown
}
});
public IAreaTriggerData?CreateAreaTriggerData(IObjectGUID guid) => _areaTriggerDataBuilder?.Invoke(_context);
public IActivePlayerData?CreateActivePlayerData(IObjectGUID guid) => _activePlayerDataBuilder?.Invoke(_context);
public IPlayerData?CreatePlayerData(IObjectGUID guid) => _playerDataBuilder?.Invoke(_context);
public IUnitData?CreateUnitData(IObjectGUID guid) => _unitDataBuilder?.Invoke(_context);
public IContainerData?CreateContainerData(IObjectGUID guid) => _containerDataBuilder?.Invoke(_context);
public SpellCastData(Packet packet)
{
Caster = packet.ReadPackedGUID();
UnitCaster = packet.ReadPackedGUID();
CastID = packet.ReadUInt8();
SpellID = packet.ReadUInt32();
CastFlags = (CastFlags)packet.ReadUInt32();
CastFlagsEx = (CastFlagsEx)packet.ReadUInt32();
CastTime = packet.ReadUInt32();
if (packet.Opcode == Opcode.SMSG_SPELL_GO)
{
HitTargets = new IObjectGUID[packet.ReadUInt8()];
for (var i = 0; i < HitTargets.Length; ++i)
{
HitTargets[i] = packet.ReadGUID();
}
MissedTargets = new MissInfo[packet.ReadUInt8()];
for (var i = 0; i < MissedTargets.Length; ++i)
{
var missTarget = packet.ReadGUID();
var missType = packet.ReadUInt8();
if (missType == 11) // Reflect
{
MissedTargets[i] = new(missTarget, missType, packet.ReadUInt8());
}
else
{
MissedTargets[i] = new(missTarget, missType);
}
}
}
TargetFlags = (TargetFlags)packet.ReadUInt32();
if (TargetFlags.HasFlag(TargetFlags.Unit | TargetFlags.CorpseAlly | TargetFlags.CorpseEnemy | TargetFlags.GameObject | TargetFlags.Minipet))
{
ExplicitTarget = packet.ReadPackedGUID();
}
else if (TargetFlags.HasFlag(TargetFlags.Item | TargetFlags.TradeItem))
{
ExplicitTarget = packet.ReadPackedGUID();
}
if (TargetFlags.HasFlag(TargetFlags.SourceLocation))
{
Source = new(packet);
}
if (TargetFlags.HasFlag(TargetFlags.DestinationLocation))
{
Destination = new(packet);
}
if (TargetFlags.HasFlag(TargetFlags.String))
{
var @string = packet.ReadCString(128);
}
if (TargetFlags.HasFlag(TargetFlags.ExtraTargets))
{
var extraTargetCount = packet.ReadInt32();
for (var i = 0; i < extraTargetCount; ++i)
{
var i1 = packet.ReadUInt32();
var i2 = packet.ReadUInt32();
var i3 = packet.ReadUInt32();
var guid = packet.ReadGUID();
}
}
if (CastFlags.HasFlag(CastFlags.Power))
{
Power = packet.ReadUInt32();
}
if (CastFlags.HasFlag(CastFlags.Runes))
{
Runes = new(packet);
}
if (CastFlags.HasFlag(CastFlags.Missile))
{
MissileInfo = new(packet);
}
if (CastFlags.HasFlag(CastFlags.Ammo))
{
var displayID = packet.ReadUInt32();
var inventoryType = packet.ReadUInt32();
}
if (CastFlags.HasFlag(CastFlags.VisualChain))
{
var i0 = packet.ReadUInt32();
var i1 = packet.ReadUInt32();
}
if (TargetFlags.HasFlag(TargetFlags.DestinationLocation)) // Wrong mask, cba fixing rn
{
var destLocationCastIndex = packet.ReadUInt8();
}
if (CastFlags.HasFlag(CastFlags.Immunities))
{
var mechanicImmunity = packet.ReadUInt32();
var immunity = packet.ReadUInt32();
}
// More data (prediction)
}
public bool CanResolve(IObjectGUID objectGuid, ClientBuild clientBuild) => true;
public Item(IObjectGUID guid, ParsingContext context) : base(guid, context)
{
var itemData = context.Helper.UpdateFieldProvider.CreateItemData(guid);
ItemData = itemData ?? throw new InvalidOperationException();
}
public IDynamicObjectData?CreateDynamicObjectData(IObjectGUID guid) => _dynamicObjectDataBuilder?.Invoke(_context);
private static void HandleCreateObject(ParsingContext context, Packet packet, IObjectGUID guid, ushort map, UpdateType updateType)
{
var objectType = context.Helper.ResolveTypeID(packet.ReadUInt8());
var entity = HandleMovementUpdate(context, packet, guid, objectType, map);
HandleValuesUpdate(context, packet, entity, map);
}
private static void HandleValuesUpdate(ParsingContext context, Packet packet, IObjectGUID guid, ushort map)
{
HandleValuesUpdate(context, packet, context.ObjectManager[guid], map);
}
private static IEntity HandleMovementUpdate(ParsingContext context, Packet packet, IObjectGUID guid, EntityTypeID entityTypeID, ushort map)
{
var playHoverAnim = packet.ReadBit();
var suppressedGreetings = packet.ReadBit();
var hasRotation = packet.ReadBit();
var hasAnimKits = packet.ReadBit();
var hasTargetGUID = packet.ReadBit();
var entity = context.ObjectManager[guid, entityTypeID, packet.ReadBit()];
var movementSnapshot = entity.MovementInfo[packet.Moment];
movementSnapshot.PlayHoverAnim = playHoverAnim;
movementSnapshot.SuppressedGreetings = suppressedGreetings;
var hasVehicleData = packet.ReadBit();
var hasLivingData = packet.ReadBit();
var stopFrameCount = packet.ReadBits(24);
movementSnapshot.NoBirthAnim = packet.ReadBit();
var hasGoTransportPosition = packet.ReadBit();
var hasStationaryPosition = packet.ReadBit();
var hasAreaTrigger = packet.ReadBit();
movementSnapshot.EnablePortals = packet.ReadBit();
var hasTransport = packet.ReadBit();
// Readers
var livingReader = new LivingReader();
var goTransportReader = new GoTransportReader();
var animKitReader = new AnimKitsReader();
if (hasLivingData)
{
livingReader.FirstPass(movementSnapshot, packet, context);
}
if (hasGoTransportPosition)
{
goTransportReader.FirstPass(movementSnapshot, packet, context);
}
if (hasTargetGUID) // 446
{
movementSnapshot.TargetGUID = context.Helper.GuidResolver.CreateGUID();
movementSnapshot.TargetGUID !.AsBitStream().Initialize(packet, 2, 7, 0, 4, 5, 6, 1, 3);
}
if (hasAnimKits)
{
animKitReader.FirstPass(movementSnapshot, packet, context);
}
packet.ResetBitReader();
// Exit out early if stop frames received for a non-transport
if (stopFrameCount != 0 && movementSnapshot.Transport == null)
{
throw new InvalidOperationException();
}
// Shove them in trnasport even though they aren't in the data block itself.
if (movementSnapshot.Transport == null)
{
for (var i = 0; i < stopFrameCount; ++i)
{
packet.ReadUInt32();
}
}
else
{
movementSnapshot.Transport !.StopFrames = new uint[stopFrameCount];
for (var i = 0; i < stopFrameCount; ++i)
{
movementSnapshot.Transport !.StopFrames[i] = packet.ReadUInt32();
}
}
if (hasLivingData)
{
livingReader.SecondPass(movementSnapshot, packet, context);
}
if (hasVehicleData)
{
movementSnapshot.Vehicle = new MovementInfo.VehicleData();
movementSnapshot.Vehicle.Orientation = packet.ReadSingle();
movementSnapshot.Vehicle.ID = packet.ReadUInt32();
}
if (hasGoTransportPosition)
{
goTransportReader.SecondPass(movementSnapshot, packet, context);
}
if (hasRotation)
{
// Packed Quaternion
// TODO
var packedRotation = packet.ReadUInt64();
}
if (hasAreaTrigger)
{
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadUInt8();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
packet.ReadSingle();
}
if (hasStationaryPosition)
{
movementSnapshot.Stationary = new Vector4()
{
O = packet.ReadSingle(),
X = packet.ReadSingle(),
Y = packet.ReadSingle(),
Z = packet.ReadSingle()
};
}
if (hasTargetGUID)
{
movementSnapshot.TargetGUID !.AsBitStream().Parse(packet, 4, 0, 3, 5, 7, 6, 2, 1);
}
if (hasAnimKits)
{
animKitReader.SecondPass(movementSnapshot, packet, context);
}
if (hasTransport)
{
movementSnapshot.PathProgress = packet.ReadUInt32();
}
return(entity);
}
internal ObjectGuidStream(IObjectGUID guid, int size, ByteAccessor accessor)
{
_flags = new bool[size];
_accessor = accessor;
}
public bool CanResolve(IObjectGUID objectGuid, ClientBuild clientBuild) => clientBuild.Expansion == Expansion.Cataclysm;
public Location(Packet packet)
{
Transport = packet.ReadPackedGUID();
Position = packet.ReadVector3();
}
public AreaTrigger(IObjectGUID guid, ParsingContext context) : base(guid, context)
{
var areaTriggerData = context.Helper.UpdateFieldProvider.CreateAreaTriggerData(guid);
AreaTriggerData = areaTriggerData ?? throw new InvalidOperationException();
}
public abstract IEntity CreateEntity(IObjectGUID objectGUID, EntityTypeID typeID, bool isSelf);
public DynamicObject(IObjectGUID guid, ParsingContext context) : base(guid, context)
{
var dynamicObjectData = context.Helper.UpdateFieldProvider.CreateDynamicObjectData(guid);
DynamicObjectData = dynamicObjectData ?? throw new InvalidOperationException();
}
public IObjectData?CreateObjectData(IObjectGUID guid) => _objectDataBuilder?.Invoke(_context);
public IItemData?CreateItemData(IObjectGUID guid) => _itemDataBuilder?.Invoke(_context);
public Corpse(IObjectGUID guid, ParsingContext context) : base(guid, context)
{
var corpseData = context.Helper.UpdateFieldProvider.CreateCorpseData(guid);
CorpseData = corpseData ?? throw new InvalidOperationException();
}
