Core/Scripts: Implemented Shifting Naaru Sliver

(cherry picked from commit a5d4f34c3158bbbd65436bd2bd1dd8a9fad1ff52)

2 files changed, 45 insertions, 0 deletions

diff --git a/sql/updates/world/master/2021_05_01_03_world_2018_01_02_03_world.sql b/sql/updates/world/master/2021_05_01_03_world_2018_01_02_03_world.sql
new file mode 100644
index 00000000000..7110f22eaf0
--- /dev/null
+++ b/sql/updates/world/master/2021_05_01_03_world_2018_01_02_03_world.sql
@@ -0,0 +1,3 @@
+DELETE FROM `spell_script_names` WHERE `ScriptName`='spell_item_power_circle';
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(45043, 'spell_item_power_circle');
diff --git a/src/server/scripts/Spells/spell_item.cpp b/src/server/scripts/Spells/spell_item.cpp
index 654667762af..b430b514fac 100644
--- a/src/server/scripts/Spells/spell_item.cpp
+++ b/src/server/scripts/Spells/spell_item.cpp
@@ -1522,6 +1522,47 @@ class spell_item_piccolo_of_the_flaming_fire : public SpellScript
     }
 };
 
+enum PowerCircle
+{
+    SPELL_LIMITLESS_POWER = 45044
+};
+
+// 45043 - Power Circle (Shifting Naaru Sliver)
+class spell_item_power_circle : public AuraScript
+{
+    PrepareAuraScript(spell_item_power_circle);
+
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ SPELL_LIMITLESS_POWER });
+    }
+
+    bool CheckCaster(Unit* target)
+    {
+        return target->GetGUID() == GetCasterGUID();
+    }
+
+    void OnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
+    {
+        GetTarget()->CastSpell(nullptr, SPELL_LIMITLESS_POWER, true);
+        if (Aura* buff = GetTarget()->GetAura(SPELL_LIMITLESS_POWER))
+            buff->SetDuration(GetDuration());
+    }
+
+    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
+    {
+        GetTarget()->RemoveAurasDueToSpell(SPELL_LIMITLESS_POWER);
+    }
+
+    void Register() override
+    {
+        DoCheckAreaTarget += AuraCheckAreaTargetFn(spell_item_power_circle::CheckCaster);
+
+        AfterEffectApply += AuraEffectApplyFn(spell_item_power_circle::OnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+        AfterEffectRemove += AuraEffectRemoveFn(spell_item_power_circle::OnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+    }
+};
+
 // http://www.wowhead.com/item=6657 Savory Deviate Delight
 // 8213 Savory Deviate Delight
 enum SavoryDeviateDelight
@@ -4120,6 +4161,7 @@ void AddSC_item_spell_scripts()
     RegisterAuraScript(spell_item_persistent_shield);
     RegisterAuraScript(spell_item_pet_healing);
     RegisterSpellScript(spell_item_piccolo_of_the_flaming_fire);
+    RegisterAuraScript(spell_item_power_circle);
     RegisterSpellScript(spell_item_savory_deviate_delight);
     RegisterSpellScript(spell_item_scroll_of_recall);
     RegisterAuraScript(spell_item_unsated_craving);