From 8c690f9edc3e4e7edd4cf4886ff616c8e6ac4e7e Mon Sep 17 00:00:00 2001
From: treeston <treeston.mmoc@gmail.com>
Date: Wed, 17 Aug 2016 11:38:31 +0200
Subject: Pet/DK: Make Risen Ghoul and Bloodworms no longer suicidally charge
 into not-yet-engaged mob packs.

---
 src/server/scripts/Pet/pet_dk.cpp | 55 +++++++++++++++++++--------------------
 1 file changed, 27 insertions(+), 28 deletions(-)

(limited to 'src')

diff --git a/src/server/scripts/Pet/pet_dk.cpp b/src/server/scripts/Pet/pet_dk.cpp
index 113b14a0d54..ceb400bf4a3 100644
--- a/src/server/scripts/Pet/pet_dk.cpp
+++ b/src/server/scripts/Pet/pet_dk.cpp
@@ -43,21 +43,10 @@ class npc_pet_dk_ebon_gargoyle : public CreatureScript
 
         struct npc_pet_dk_ebon_gargoyleAI : CasterAI
         {
-            npc_pet_dk_ebon_gargoyleAI(Creature* creature) : CasterAI(creature)
-            {
-                Initialize();
-            }
-
-            void Initialize()
-            {
-                // Not needed to be despawned now
-                _despawnTimer = 0;
-            }
+            npc_pet_dk_ebon_gargoyleAI(Creature* creature) : CasterAI(creature) { }
 
             void InitializeAI() override
             {
-                Initialize();
-
                 CasterAI::InitializeAI();
                 ObjectGuid ownerGuid = me->GetOwnerGUID();
                 if (!ownerGuid)
@@ -112,34 +101,44 @@ class npc_pet_dk_ebon_gargoyle : public CreatureScript
                 me->GetMotionMaster()->MovePoint(0, x, y, z);
 
                 // Despawn as soon as possible
-                _despawnTimer = 4 * IN_MILLISECONDS;
+                me->DespawnOrUnsummon(Seconds(4));
             }
+        };
 
-            void UpdateAI(uint32 diff) override
-            {
-                if (_despawnTimer > 0)
-                {
-                    if (_despawnTimer > diff)
-                        _despawnTimer -= diff;
-                    else
-                        me->DespawnOrUnsummon();
-                    return;
-                }
+        CreatureAI* GetAI(Creature* creature) const override
+        {
+            return new npc_pet_dk_ebon_gargoyleAI(creature);
+        }
+};
 
-                CasterAI::UpdateAI(diff);
-            }
+class npc_pet_dk_guardian : public CreatureScript
+{
+    public:
+        npc_pet_dk_guardian() : CreatureScript("npc_pet_dk_guardian") { }
 
-        private:
-           uint32 _despawnTimer;
+        struct npc_pet_dk_guardianAI : public AggressorAI
+        {
+            npc_pet_dk_guardianAI(Creature* creature) : AggressorAI(creature) { }
+
+            bool CanAIAttack(Unit const* target) const override
+            {
+                if (!target)
+                    return false;
+                Unit* owner = me->GetOwner();
+                if (owner && !target->IsInCombatWith(owner))
+                    return false;
+                return AggressorAI::CanAIAttack(target);
+            }
         };
 
         CreatureAI* GetAI(Creature* creature) const override
         {
-            return new npc_pet_dk_ebon_gargoyleAI(creature);
+            return new npc_pet_dk_guardianAI(creature);
         }
 };
 
 void AddSC_deathknight_pet_scripts()
 {
     new npc_pet_dk_ebon_gargoyle();
+    new npc_pet_dk_guardian();
 }
-- 
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