Scripts/Arcatraz: Update Zereketh (TrinityCore#31125)

Author: offl

src/server/scripts/Outland/TempestKeep/arcatraz/boss_zereketh_the_unbound.cpp

@@ -17,6 +17,8 @@
 
 #include "ScriptMgr.h"
 #include "ScriptedCreature.h"
+#include "SpellInfo.h"
+#include "SpellMgr.h"
 #include "arcatraz.h"
 
 enum ZerekethTexts
@@ -49,12 +51,22 @@ struct boss_zereketh_the_unbound : public BossAI
     void JustEngagedWith(Unit* who) override
     {
         BossAI::JustEngagedWith(who);
-        events.ScheduleEvent(EVENT_VOID_ZONE, 6s, 10s);
-        events.ScheduleEvent(EVENT_SHADOW_NOVA, 6s, 10s);
-        events.ScheduleEvent(EVENT_SEED_OF_CORRUPTION, 12s, 20s);
+        events.ScheduleEvent(EVENT_VOID_ZONE, 10s, 15s);
+        events.ScheduleEvent(EVENT_SHADOW_NOVA, 15s, 20s);
+        events.ScheduleEvent(EVENT_SEED_OF_CORRUPTION, 5s, 10s);
         Talk(SAY_AGGRO);
     }
 
+    void OnSpellCast(SpellInfo const* spell) override
+    {
+        if (spell->Id == sSpellMgr->GetSpellIdForDifficulty(SPELL_SHADOW_NOVA, me))
+            if (roll_chance_i(50))
+                Talk(SAY_SHADOW_NOVA);
+    }
+
+    // Do not despawn Void Zone
+    void JustSummoned(Creature* /*summon*/) override { }
+
     void KilledUnit(Unit* /*victim*/) override
     {
         Talk(SAY_SLAY);
@@ -81,19 +93,18 @@ struct boss_zereketh_the_unbound : public BossAI
             switch (eventId)
             {
                 case EVENT_VOID_ZONE:
-                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 100, true))
+                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0))
                         DoCast(target, SPELL_VOID_ZONE);
-                    events.Repeat(6s, 10s);
+                    events.Repeat(15s);
                     break;
                 case EVENT_SHADOW_NOVA:
-                    DoCastVictim(SPELL_SHADOW_NOVA);
-                    Talk(SAY_SHADOW_NOVA);
-                    events.Repeat(6s, 10s);
+                    DoCastSelf(SPELL_SHADOW_NOVA);
+                    events.Repeat(15s, 20s);
                     break;
                 case EVENT_SEED_OF_CORRUPTION:
-                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 100, true))
+                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0))
                         DoCast(target, SPELL_SEED_OF_CORRUPTION);
-                    events.Repeat(12s, 20s);
+                    events.Repeat(15s, 20s);
                     break;
                 default:
                     break;