fix(Core/Spells): Shriveling Gaze (#15939)

* fix(Core/Spells): Shriveling Gaze

* comment out unused parameter

* again

data/sql/updates/pending_db_world/rev_1681398806458012400.sql

@@ -0,0 +1,4 @@
+-- Shriveling Gaze
+DELETE FROM `spell_script_names` WHERE `spell_id` = 37589;
+INSERT INTO `spell_script_names` (`spell_id`,`ScriptName`) VALUES
+(37589,'spell_gen_shriveling_gaze');

src/server/scripts/Spells/spell_generic.cpp

@@ -4814,6 +4814,7 @@ class spell_freezing_circle : public SpellScript
     }
 };
 
+// 35385 - Threshalisk Charge
 enum Threshalisk
 {
     SPELL_THRESHALISK_CHARGE = 35385,
@@ -4849,6 +4850,40 @@ class spell_gen_threshalisk_charge : public SpellScript
     }
 };
 
+// 37589 - Shriveling Gaze
+enum ShrivelingGaze
+{
+    SPELL_SHRIVELING_GAZE         = 37589,
+    SPELL_SHRIVELING_GAZE_REMOVAL = 30023, // Serverside - Gushing Wound Removal
+};
+
+class spell_gen_shriveling_gaze : public AuraScript
+{
+    PrepareAuraScript(spell_gen_shriveling_gaze);
+
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ SPELL_SHRIVELING_GAZE });
+    }
+
+    void HandleApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
+    {
+        ModStackAmount(20);
+    }
+
+    void OnPeriodic(AuraEffect const* /*aurEff*/)
+    {
+        PreventDefaultAction();
+        ModStackAmount(-1);
+    }
+
+    void Register() override
+    {
+        OnEffectApply += AuraEffectApplyFn(spell_gen_shriveling_gaze::HandleApply, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL, AURA_EFFECT_HANDLE_REAL);
+        OnEffectPeriodic += AuraEffectPeriodicFn(spell_gen_shriveling_gaze::OnPeriodic, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL);
+    }
+};
+
 void AddSC_generic_spell_scripts()
 {
     RegisterSpellScript(spell_silithyst);
@@ -4993,4 +5028,5 @@ void AddSC_generic_spell_scripts()
     RegisterSpellScript(spell_gen_basic_campfire);
     RegisterSpellScript(spell_freezing_circle);
     RegisterSpellScript(spell_gen_threshalisk_charge);
+    RegisterSpellScript(spell_gen_shriveling_gaze);
 }