Scripts/Spells: Implement priest talent Protector of the Frail (TrinityCore#31451)

Author: cristianvnt

sql/updates/world/master/2025_12_22_02_world.sql

@@ -0,0 +1,7 @@
+DELETE FROM `spell_script_names` WHERE `ScriptName` IN ('spell_pri_protector_of_the_frail');
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(373036, 'spell_pri_protector_of_the_frail');
+
+DELETE FROM `spell_proc` WHERE `SpellId` IN (373035);
+INSERT INTO `spell_proc` (`SpellId`,`SchoolMask`,`SpellFamilyName`,`SpellFamilyMask0`,`SpellFamilyMask1`,`SpellFamilyMask2`,`SpellFamilyMask3`,`ProcFlags`,`ProcFlags2`,`SpellTypeMask`,`SpellPhaseMask`,`HitMask`,`AttributesMask`,`DisableEffectsMask`,`ProcsPerMinute`,`Chance`,`Cooldown`,`Charges`) VALUES
+(373035,0x00,6,0x00000001,0x00000000,0x00000000,0x00000000,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0,0,0,0); -- Protector of the Frail

src/server/scripts/Spells/spell_priest.cpp

@@ -140,6 +140,7 @@ enum PriestSpells
     SPELL_PRIEST_MIND_BOMB_STUN                     = 226943,
     SPELL_PRIEST_MISERY                             = 238558,
     SPELL_PRIEST_ORACULAR_HEAL                      = 26170,
+    SPELL_PRIEST_PAIN_SUPPRESSION                   = 33206,
     SPELL_PRIEST_PAIN_TRANSFORMATION                = 372991,
     SPELL_PRIEST_PAIN_TRANSFORMATION_HEAL           = 372994,
     SPELL_PRIEST_PENANCE                            = 47540,
@@ -163,6 +164,7 @@ enum PriestSpells
     SPELL_PRIEST_PRAYER_OF_MENDING_HEAL             = 33110,
     SPELL_PRIEST_PRAYER_OF_MENDING_JUMP             = 155793,
     SPELL_PRIEST_PROTECTIVE_LIGHT_AURA              = 193065,
+    SPELL_PRIEST_PROTECTOR_OF_THE_FRAIL             = 373035,
     SPELL_PRIEST_PURGE_THE_WICKED                   = 204197,
     SPELL_PRIEST_PURGE_THE_WICKED_DUMMY             = 204215,
     SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC          = 204213,
@@ -2841,6 +2843,28 @@ class spell_pri_assured_safety : public spell_pri_prayer_of_mending_SpellScriptB
     }
 };
 
+// 373036 - Protector of the Frail
+class spell_pri_protector_of_the_frail : public SpellScript
+{
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellEffect({ { SPELL_PRIEST_PROTECTOR_OF_THE_FRAIL, EFFECT_1 } });
+    }
+
+    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
+    {
+        Unit* caster = GetCaster();
+
+        int32 cdReduction = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_PROTECTOR_OF_THE_FRAIL, GetCastDifficulty())->GetEffect(EFFECT_1).CalcValue(caster);
+        caster->GetSpellHistory()->ModifyCooldown(SPELL_PRIEST_PAIN_SUPPRESSION, Milliseconds(cdReduction));
+    }
+
+    void Register() override
+    {
+        OnEffectHitTarget += SpellEffectFn(spell_pri_protector_of_the_frail::HandleEffectHit, EFFECT_0, SPELL_EFFECT_DUMMY);
+    }
+};
+
 // 204197 - Purge the Wicked
 // Called by Penance - 47540, Dark Reprimand - 400169
 class spell_pri_purge_the_wicked : public SpellScript
@@ -4065,6 +4089,7 @@ void AddSC_priest_spell_scripts()
     RegisterSpellAndAuraScriptPair(spell_pri_prayer_of_mending, spell_pri_prayer_of_mending_aura);
     RegisterSpellScript(spell_pri_prayer_of_mending_jump);
     RegisterSpellScript(spell_pri_protective_light);
+    RegisterSpellScript(spell_pri_protector_of_the_frail);
     RegisterSpellScript(spell_pri_holy_10_1_class_set_2pc);
     RegisterSpellScript(spell_pri_holy_10_1_class_set_2pc_chooser);
     RegisterSpellScript(spell_pri_holy_10_1_class_set_4pc);