Scripts/Spells: Implement Answered Prayers (#29030)

2 files changed, 61 insertions, 0 deletions

diff --git a/sql/updates/world/master/2023_08_06_00_world.sql b/sql/updates/world/master/2023_08_06_00_world.sql
new file mode 100644
index 00000000000..88b98e218de
--- /dev/null
+++ b/sql/updates/world/master/2023_08_06_00_world.sql
@@ -0,0 +1,7 @@
+DELETE FROM `spell_proc` WHERE `SpellId` IN (391387);
+INSERT INTO `spell_proc` (`SpellId`,`SchoolMask`,`SpellFamilyName`,`SpellFamilyMask0`,`SpellFamilyMask1`,`SpellFamilyMask2`,`SpellFamilyMask3`,`ProcFlags`,`ProcFlags2`,`SpellTypeMask`,`SpellPhaseMask`,`HitMask`,`AttributesMask`,`DisableEffectsMask`,`ProcsPerMinute`,`Chance`,`Cooldown`,`Charges`) VALUES
+(391387,0x00,6,0x00000000,0x00000000,0x00000000,0x00200000,0x0,0x0,0x2,0x2,0x403,0x0,0x0,0,0,0,0); -- Answered Prayers
+
+DELETE FROM `spell_script_names` WHERE `ScriptName`='spell_pri_answered_prayers';
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES 
+(391387, 'spell_pri_answered_prayers');
diff --git a/src/server/scripts/Spells/spell_priest.cpp b/src/server/scripts/Spells/spell_priest.cpp
index 36b6584076c..2eb0317f804 100644
--- a/src/server/scripts/Spells/spell_priest.cpp
+++ b/src/server/scripts/Spells/spell_priest.cpp
@@ -41,6 +41,8 @@ enum PriestSpells
 {
     SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER        = 158624,
     SPELL_PRIEST_ANGELIC_FEATHER_AURA               = 121557,
+    SPELL_PRIEST_ANSWERED_PRAYERS                   = 394289,
+    SPELL_PRIEST_APOTHEOSIS                         = 200183,
     SPELL_PRIEST_ARMOR_OF_FAITH                     = 28810,
     SPELL_PRIEST_ATONEMENT                          = 81749,
     SPELL_PRIEST_ATONEMENT_HEAL                     = 81751,
@@ -216,6 +218,57 @@ struct areatrigger_pri_angelic_feather : AreaTriggerAI
     }
 };
 
+// 391387 - Answered Prayers
+class spell_pri_answered_prayers : public AuraScript
+{
+    bool Validate(SpellInfo const* spellInfo) override
+    {
+        return ValidateSpellInfo({ SPELL_PRIEST_ANSWERED_PRAYERS, SPELL_PRIEST_APOTHEOSIS })
+            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
+    }
+
+    void HandleOnProc(AuraEffect const* aurEff, ProcEventInfo& eventInfo) const
+    {
+        Milliseconds extraDuration = 0ms;
+        if (AuraEffect const* durationEffect = GetEffect(EFFECT_1))
+            extraDuration = Seconds(durationEffect->GetAmount());
+
+        Unit* target = eventInfo.GetActor();
+
+        Aura* answeredPrayers = target->GetAura(SPELL_PRIEST_ANSWERED_PRAYERS);
+
+        // Note: if caster has no aura, we must cast it first.
+        if (!answeredPrayers)
+            target->CastSpell(target, SPELL_PRIEST_ANSWERED_PRAYERS, TRIGGERED_IGNORE_CAST_IN_PROGRESS);
+        else
+        {
+            // Note: there's no BaseValue dummy that we can use as reference, so we hardcode the increasing stack value.
+            answeredPrayers->ModStackAmount(1);
+
+            // Note: if current stacks match max. stacks, trigger Apotheosis.
+            if (answeredPrayers->GetStackAmount() != aurEff->GetAmount())
+                return;
+
+            answeredPrayers->Remove();
+
+            if (Aura* apotheosis = GetTarget()->GetAura(SPELL_PRIEST_APOTHEOSIS))
+            {
+                apotheosis->SetDuration(apotheosis->GetDuration() + extraDuration.count());
+                apotheosis->SetMaxDuration(apotheosis->GetMaxDuration() + extraDuration.count());
+            }
+            else
+                target->CastSpell(target, SPELL_PRIEST_APOTHEOSIS,
+                    CastSpellExtraArgs(TRIGGERED_FULL_MASK & ~TRIGGERED_CAST_DIRECTLY)
+                    .AddSpellMod(SPELLVALUE_DURATION, extraDuration.count()));
+        }
+    }
+
+    void Register() override
+    {
+        OnEffectProc += AuraEffectProcFn(spell_pri_answered_prayers::HandleOnProc, EFFECT_0, SPELL_AURA_ADD_FLAT_MODIFIER_BY_SPELL_LABEL);
+    }
+};
+
 // 26169 - Oracle Healing Bonus
 class spell_pri_aq_3p_bonus : public AuraScript
 {
@@ -1979,6 +2032,7 @@ void AddSC_priest_spell_scripts()
 {
     RegisterSpellScript(spell_pri_angelic_feather_trigger);
     RegisterAreaTriggerAI(areatrigger_pri_angelic_feather);
+    RegisterSpellScript(spell_pri_answered_prayers);
     RegisterSpellScript(spell_pri_aq_3p_bonus);
     RegisterSpellScript(spell_pri_atonement);
     RegisterSpellScript(spell_pri_atonement_triggered);