Core/Player: moved the periodic group update mechanic into heartbeat handling

(cherry-picked from commit 80d72a2)

Author: Ovahlord

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

@@ -332,8 +332,6 @@ Player::Player(WorldSession* session): Unit(true)
 
     m_achievementMgr = new AchievementMgr(this);
     m_reputationMgr = new ReputationMgr(this);
-
-    m_groupUpdateTimer.Reset(5000);
 }
 
 Player::~Player()
@@ -1218,14 +1216,6 @@ void Player::Update(uint32 p_time)
         }
     }
 
-    // group update
-    m_groupUpdateTimer.Update(p_time);
-    if (m_groupUpdateTimer.Passed())
-    {
-        SendUpdateToOutOfRangeGroupMembers();
-        m_groupUpdateTimer.Reset(5000);
-    }
-
     Pet* pet = GetPet();
     if (pet && !pet->IsWithinDistInMap(this, GetMap()->GetVisibilityRange()) && !pet->isPossessed())
     //if (pet && !pet->IsWithinDistInMap(this, GetMap()->GetVisibilityDistance()) && (GetCharmGUID() && (pet->GetGUID() != GetCharmGUID())))
@@ -1247,6 +1237,14 @@ void Player::Update(uint32 p_time)
         TeleportTo(m_teleport_dest, m_teleport_options);
 }
 
+void Player::Heartbeat()
+{
+    Unit::Heartbeat();
+
+    // Group update
+    SendUpdateToOutOfRangeGroupMembers();
+}
+
 void Player::setDeathState(DeathState s)
 {
     uint32 ressSpellId = 0;

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

@@ -957,6 +957,8 @@ class TC_GAME_API Player : public Unit, public GridObject<Player>
 
         void Update(uint32 time) override;
 
+        void Heartbeat() override;
+
         static bool BuildEnumData(PreparedQueryResult result, WorldPacket* data);
 
         bool IsImmunedToSpellEffect(SpellInfo const* spellInfo, SpellEffectInfo const& spellEffectInfo, WorldObject const* caster, bool requireImmunityPurgesEffectAttribute = false) const override;
@@ -2507,8 +2509,6 @@ class TC_GAME_API Player : public Unit, public GridObject<Player>
 
         bool m_needsZoneUpdate;
 
-        TimeTracker m_groupUpdateTimer;
-
     private:
         // internal common parts for CanStore/StoreItem functions
         InventoryResult CanStoreItem_InSpecificSlot(uint8 bag, uint8 slot, ItemPosCountVec& dest, ItemTemplate const* pProto, uint32& count, bool swap, Item* pSrcItem) const;