feat(collections): handle CMSG_MOUNT_CLEAR_FANFARE

src/server/game/Entities/Player/CollectionMgr.cpp

@@ -1164,3 +1164,14 @@ void CollectionMgr::SendWarbandSceneCollectionData() const
 
     _owner->SendPacket(accountItemCollection.Write());
 }
+
+void CollectionMgr::MountClearFanfare(uint32 spellId)
+{
+    auto itr = _mounts.find(spellId);
+    if (itr == _mounts.end())
+        return;
+
+    // Drop the "new mount" fanfare flag so the client stops replaying the acquisition flourish.
+    // Mirrors ToyClearFanfare: the flag change is persisted by SaveAccountMounts, no packet echo needed.
+    itr->second = MountStatusFlags(itr->second & ~MOUNT_NEEDS_FANFARE);
+}

src/server/game/Entities/Player/CollectionMgr.h

@@ -158,6 +158,10 @@ public:
     void SendSingleMountUpdate(std::pair<uint32, MountStatusFlags> mount);
     MountContainer const& GetAccountMounts() const { return _mounts; }
 
+    //WowCommunity
+    void MountClearFanfare(uint32 spellId);
+    //WowCommunity
+    
     // Appearances
     void LoadItemAppearances();
     void LoadAccountItemAppearances(PreparedQueryResult knownAppearances, PreparedQueryResult favoriteAppearances);

src/server/game/Handlers/MiscHandler.cpp

@@ -1515,3 +1515,8 @@ void WorldSession::HandleToggleDifficulty(WorldPackets::Misc::ToggleDifficulty&
 {
     TC_LOG_DEBUG("network", "WORLD: CMSG_TOGGLE_DIFFICULTY");
 }
+
+void WorldSession::HandleMountClearFanfare(WorldPackets::Misc::MountClearFanfare& mountClearFanfare)
+{
+    _collectionMgr->MountClearFanfare(mountClearFanfare.MountSpellID);
+}

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

@@ -976,4 +976,10 @@ void MythicPlusRequestMapStats::Read()
     _worldPacket >> NpcGUID;
     _worldPacket >> UnkInt64;
 }
+
+void MountClearFanfare::Read()
+{
+    _worldPacket >> MountSpellID;
+}
+
 }

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

@@ -1286,6 +1286,16 @@ namespace WorldPackets
 
             void Read() override { }
         };
+
+        class MountClearFanfare final : public ClientPacket
+        {
+        public:
+            explicit MountClearFanfare(WorldPacket&& packet) : ClientPacket(CMSG_MOUNT_CLEAR_FANFARE, std::move(packet)) {}
+
+            void Read() override;
+
+            uint32 MountSpellID = 0;
+        };
     }
 }
 

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

@@ -691,7 +691,7 @@ void OpcodeTable::InitializeClientOpcodes()
     DEFINE_HANDLER(CMSG_MESSAGE_WHISPER, STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleChatMessageWhisperOpcode);
     DEFINE_HANDLER(CMSG_MINIMAP_PING, STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleMinimapPingOpcode);
     DEFINE_HANDLER(CMSG_MISSILE_TRAJECTORY_COLLISION, STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleMissileTrajectoryCollision);
-    DEFINE_HANDLER(CMSG_MOUNT_CLEAR_FANFARE, STATUS_UNHANDLED, PROCESS_THREADUNSAFE, &WorldSession::Handle_NULL);
+    DEFINE_HANDLER(CMSG_MOUNT_CLEAR_FANFARE, STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleMountClearFanfare);
     DEFINE_HANDLER(CMSG_MOUNT_SET_FAVORITE, STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleMountSetFavorite);
     DEFINE_HANDLER(CMSG_MOUNT_SPECIAL_ANIM, STATUS_LOGGEDIN, PROCESS_THREADUNSAFE, &WorldSession::HandleMountSpecialAnimOpcode);
     DEFINE_HANDLER(CMSG_MOVE_ADD_IMPULSE_ACK, STATUS_UNHANDLED, PROCESS_THREADSAFE, &WorldSession::Handle_NULL);

src/server/game/Server/WorldSession.h

@@ -818,6 +818,7 @@ namespace WorldPackets
         class MountSpecial;
         class SetTaxiBenchmarkMode;
         class MountSetFavorite;
+        class MountClearFanfare;
         class CloseInteraction;
         class ConversationLineStarted;
         class RequestLatestSplashScreen;
@@ -2425,6 +2426,7 @@ public:
         void HandleToyClearFanfare(WorldPackets::Toy::ToyClearFanfare& toyClearFanfare);
 
         void HandleMountSetFavorite(WorldPackets::Misc::MountSetFavorite& mountSetFavorite);
+        void HandleMountClearFanfare(WorldPackets::Misc::MountClearFanfare& mountClearFanfare);
 
         // Scenes
         void HandleSceneTriggerEvent(WorldPackets::Scenes::SceneTriggerEvent& sceneTriggerEvent);