Core/AI: No longer override chase movement with follow movement if the creature engages before JustAppeared has had a chance to fire.

(cherry picked from commit 49b04c0fdd03d060d10f91a597857ec9c3d9f4ed)

1 files changed, 9 insertions, 6 deletions

diff --git a/src/server/game/AI/CreatureAI.cpp b/src/server/game/AI/CreatureAI.cpp
index 7d617a9c384..5052033971f 100644
--- a/src/server/game/AI/CreatureAI.cpp
+++ b/src/server/game/AI/CreatureAI.cpp
@@ -193,15 +193,18 @@ static bool ShouldFollowOnSpawn(SummonPropertiesEntry const* properties)
 
 void CreatureAI::JustAppeared()
 {
-    if (TempSummon* summon = me->ToTempSummon())
+    if (!IsEngaged())
     {
-        // Only apply this to specific types of summons
-        if (!summon->GetVehicle() && ShouldFollowOnSpawn(summon->m_Properties))
+        if (TempSummon* summon = me->ToTempSummon())
         {
-            if (Unit* owner = summon->GetCharmerOrOwner())
+            // Only apply this to specific types of summons
+            if (!summon->GetVehicle() && ShouldFollowOnSpawn(summon->m_Properties))
             {
-                summon->GetMotionMaster()->Clear();
-                summon->GetMotionMaster()->MoveFollow(owner, PET_FOLLOW_DIST, summon->GetFollowAngle());
+                if (Unit* owner = summon->GetCharmerOrOwner())
+                {
+                    summon->GetMotionMaster()->Clear();
+                    summon->GetMotionMaster()->MoveFollow(owner, PET_FOLLOW_DIST, summon->GetFollowAngle());
+                }
             }
         }
     }