Core/PacketIO: implement and enable SMSG_PLAY_SPELL_VISUAL

src/server/game/Entities/Unit/Unit.cpp

@@ -12310,6 +12310,28 @@ void Unit::SendPlaySpellVisualKit(uint32 id, uint32 type, uint32 duration) const
     SendMessageToSet(packet.Write(), IsPlayer());
 }
 
+void Unit::SendPlaySpellVisual(uint32 spellVisualId, Unit const* target /*= nullptr*/, Optional<Position> targetPosition /*= {}*/, float travelSpeed /*= 0.f*/, uint16 missReason /*= 0*/, uint16 reflectStatus /*= 0*/, bool speedAsTime /*= false*/) const
+{
+    if (!sSpellVisualStore.LookupEntry(spellVisualId))
+        return;
+
+    WorldPackets::Spells::PlaySpellVisual packet;
+    packet.SpellVisualID = spellVisualId;
+    packet.Source = GetGUID();
+    if (target)
+        packet.Target = target->GetGUID();
+
+    if (targetPosition)
+        packet.TargetPosition = *targetPosition;
+
+    packet.TravelSpeed = travelSpeed;
+    packet.MissReason = missReason;
+    packet.ReflectStatus = reflectStatus;
+    packet.SpeedAsTime = speedAsTime;
+
+    SendMessageToSet(packet.Write(), true);
+}
+
 void Unit::CancelSpellMissiles(uint32 spellId, bool reverseMissile /*= false*/)
 {
     bool hasMissile = false;

src/server/game/Entities/Unit/Unit.h

@@ -1113,6 +1113,7 @@ class TC_GAME_API Unit : public WorldObject
         Aura* AddAura(SpellInfo const* spellInfo, uint8 effMask, Unit* target);
         void SetAuraStack(uint32 spellId, Unit* target, uint32 stack);
         void SendPlaySpellVisualKit(uint32 id, uint32 type, uint32 duration) const;
+        void SendPlaySpellVisual(uint32 spellVisualId, Unit const* target = nullptr, Optional<Position> targetPosition = {}, float travelSpeed = 0.f, uint16 missReason = 0, uint16 reflectStatus = 0, bool speedAsTime = false) const;
         void CancelSpellMissiles(uint32 spellId, bool reverseMissile = false);
 
         void DeMorph();

src/server/game/Server/Packets/SpellPackets.cpp

@@ -317,6 +317,56 @@ WorldPacket const* WorldPackets::Spells::CategoryCooldown::Write()
     return &_worldPacket;
 }
 
+WorldPacket const* WorldPackets::Spells::PlaySpellVisual::Write()
+{
+    _worldPacket << float(TargetPosition.GetPositionZ());
+    _worldPacket << int32(SpellVisualID);
+    _worldPacket << uint16(MissReason);
+    _worldPacket << float(TargetPosition.GetOrientation());
+    _worldPacket << float(TargetPosition.GetPositionX());
+    _worldPacket << uint16(ReflectStatus);
+    _worldPacket << float(TargetPosition.GetPositionY());
+
+    _worldPacket.WriteBit(Target[1]);
+    _worldPacket.WriteBit(Source[3]);
+    _worldPacket.WriteBit(Source[0]);
+    _worldPacket.WriteBit(Target[2]);
+    _worldPacket.WriteBit(Target[5]);
+    _worldPacket.WriteBit(Source[2]);
+    _worldPacket.WriteBit(Source[4]);
+    _worldPacket.WriteBit(Target[6]);
+
+    _worldPacket.WriteBit(SpeedAsTime);
+
+    _worldPacket.WriteBit(Source[6]);
+    _worldPacket.WriteBit(Target[7]);
+    _worldPacket.WriteBit(Source[5]);
+    _worldPacket.WriteBit(Source[1]);
+    _worldPacket.WriteBit(Source[7]);
+    _worldPacket.WriteBit(Target[3]);
+    _worldPacket.WriteBit(Target[4]);
+    _worldPacket.FlushBits();
+
+    _worldPacket.WriteByteSeq(Source[7]);
+    _worldPacket.WriteByteSeq(Source[4]);
+    _worldPacket.WriteByteSeq(Target[7]);
+    _worldPacket.WriteByteSeq(Source[1]);
+    _worldPacket.WriteByteSeq(Source[3]);
+    _worldPacket.WriteByteSeq(Source[0]);
+    _worldPacket.WriteByteSeq(Source[6]);
+    _worldPacket.WriteByteSeq(Target[0]);
+    _worldPacket.WriteByteSeq(Target[4]);
+    _worldPacket.WriteByteSeq(Source[5]);
+    _worldPacket.WriteByteSeq(Target[1]);
+    _worldPacket.WriteByteSeq(Target[5]);
+    _worldPacket.WriteByteSeq(Target[6]);
+    _worldPacket.WriteByteSeq(Target[2]);
+    _worldPacket.WriteByteSeq(Source[2]);
+    _worldPacket.WriteByteSeq(Target[3]);
+
+    return &_worldPacket;
+}
+
 WorldPacket const* WorldPackets::Spells::PlaySpellVisualKit::Write()
 {
     _worldPacket << uint32(Duration);

src/server/game/Server/Packets/SpellPackets.h

@@ -263,6 +263,23 @@ namespace WorldPackets
             uint32 Duration = 0;
         };
 
+        class PlaySpellVisual final : public ServerPacket
+        {
+        public:
+            PlaySpellVisual() : ServerPacket(SMSG_PLAY_SPELL_VISUAL, 33) { }
+
+            WorldPacket const* Write() override;
+
+            Position TargetPosition;
+            ObjectGuid Source;
+            ObjectGuid Target;
+            int32 SpellVisualID = 0;
+            float TravelSpeed = 0.0f;
+            uint16 MissReason = 0;
+            uint16 ReflectStatus = 0;
+            bool SpeedAsTime = false;
+        };
+
         struct SpellHistoryEntry
         {
             SpellHistoryEntry() { }

src/server/game/Server/Protocol/Opcodes.cpp

@@ -1123,7 +1123,7 @@ void OpcodeTable::Initialize()
     DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_OBJECT_SOUND,                                STATUS_NEVER,       CONNECTION_TYPE_REALM);
     DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_ONE_SHOT_ANIM_KIT,                           STATUS_NEVER,       CONNECTION_TYPE_REALM);
     DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_SOUND,                                       STATUS_NEVER,       CONNECTION_TYPE_REALM);
-    DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_SPELL_VISUAL,                                STATUS_UNHANDLED,   CONNECTION_TYPE_REALM);
+    DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_SPELL_VISUAL,                                STATUS_NEVER,       CONNECTION_TYPE_REALM);
     DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_SPELL_VISUAL_KIT,                            STATUS_NEVER,       CONNECTION_TYPE_REALM);
     DEFINE_SERVER_OPCODE_HANDLER(SMSG_PLAY_TIME_WARNING,                                STATUS_UNHANDLED,   CONNECTION_TYPE_REALM);
     DEFINE_SERVER_OPCODE_HANDLER(SMSG_PONG,                                             STATUS_NEVER,       CONNECTION_TYPE_REALM);