Scripts/Spells: Fix demon hunter talent "Darkglare Boon" (#30496)

1 files changed, 52 insertions, 0 deletions

diff --git a/src/server/scripts/Spells/spell_dh.cpp b/src/server/scripts/Spells/spell_dh.cpp
index aa10a4e5b3e..329c30e1ea6 100644
--- a/src/server/scripts/Spells/spell_dh.cpp
+++ b/src/server/scripts/Spells/spell_dh.cpp
@@ -65,6 +65,8 @@ enum DemonHunterSpells
     SPELL_DH_CONSUME_SOUL_VENGEANCE                = 208014,
     SPELL_DH_CONSUME_SOUL_VENGEANCE_DEMON          = 210050,
     SPELL_DH_CONSUME_SOUL_VENGEANCE_SHATTERED      = 210047,
+    SPELL_DH_DARKGLARE_BOON                        = 389708,
+    SPELL_DH_DARKGLARE_BOON_ENERGIZE               = 391345,
     SPELL_DH_DARKNESS_ABSORB                       = 209426,
     SPELL_DH_DEMON_BLADES_DMG                      = 203796,
     SPELL_DH_DEMON_SPIKES                          = 203819,
@@ -279,6 +281,55 @@ private:
     uint32 _healAmount = 0;
 };
 
+// Called by 212084 - Fel Devastation
+class spell_dh_darkglare_boon : public AuraScript
+{
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        if (!ValidateSpellInfo({ SPELL_DH_DARKGLARE_BOON_ENERGIZE, SPELL_DH_FEL_DEVASTATION })
+            || !ValidateSpellEffect({ { SPELL_DH_DARKGLARE_BOON, EFFECT_3 } }))
+            return false;
+
+        SpellInfo const* darkglareBoon = sSpellMgr->GetSpellInfo(SPELL_DH_DARKGLARE_BOON, DIFFICULTY_NONE);
+        return darkglareBoon->GetEffect(EFFECT_0).CalcValue() < darkglareBoon->GetEffect(EFFECT_1).CalcValue()
+            && darkglareBoon->GetEffect(EFFECT_2).CalcValue() < darkglareBoon->GetEffect(EFFECT_3).CalcValue();
+    }
+
+    bool Load() override
+    {
+        return GetUnitOwner()->HasAura(SPELL_DH_DARKGLARE_BOON);
+    }
+
+    void HandleEffectRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
+    {
+        // Tooltip mentions "fully channelled" being a requirement but ingame it always reduces cooldown and energizes, even when manually cancelled
+        //if (GetTargetApplication()->GetRemoveMode() != AURA_REMOVE_BY_EXPIRE)
+        //    return;
+
+        Unit* target = GetTarget();
+        Aura const* darkglareBoon = target->GetAura(SPELL_DH_DARKGLARE_BOON);
+
+        SpellHistory::Duration cooldown, categoryCooldown;
+        SpellHistory::GetCooldownDurations(GetSpellInfo(), 0, &cooldown, nullptr, &categoryCooldown);
+        int32 reductionPct = irand(darkglareBoon->GetEffect(EFFECT_0)->GetAmount(), darkglareBoon->GetEffect(EFFECT_1)->GetAmount());
+        SpellHistory::Duration cooldownReduction(CalculatePct(std::max(cooldown, categoryCooldown).count(), reductionPct));
+
+        int32 energizeValue = irand(darkglareBoon->GetEffect(EFFECT_2)->GetAmount(), darkglareBoon->GetEffect(EFFECT_3)->GetAmount());
+
+        target->GetSpellHistory()->ModifyCooldown(SPELL_DH_FEL_DEVASTATION, -cooldownReduction);
+
+        target->CastSpell(target, SPELL_DH_DARKGLARE_BOON_ENERGIZE, CastSpellExtraArgsInit{
+            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
+            .SpellValueOverrides = { { SPELLVALUE_BASE_POINT0, energizeValue } }
+        });
+    }
+
+    void Register() override
+    {
+        OnEffectRemove += AuraEffectRemoveFn(spell_dh_darkglare_boon::HandleEffectRemove, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL, AURA_EFFECT_HANDLE_REAL);
+    }
+};
+
 // 209426 - Darkness
 class spell_dh_darkness : public AuraScript
 {
@@ -691,6 +742,7 @@ void AddSC_demon_hunter_spell_scripts()
     RegisterSpellScript(spell_dh_chaos_strike);
     RegisterSpellScript(spell_dh_chaotic_transformation);
     RegisterSpellScript(spell_dh_charred_warblades);
+    RegisterSpellScript(spell_dh_darkglare_boon);
     RegisterSpellScript(spell_dh_darkness);
     RegisterSpellScript(spell_dh_eye_beam);
     RegisterSpellScript(spell_dh_sigil_of_chains);