boss_garothi_worldbreaker.cpp

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/*
 * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "AreaTriggerAI.h"
#include "Containers.h"
#include "CreatureAI.h"
#include "CreatureAIImpl.h"
#include "GridNotifiers.h"
#include "InstanceScript.h"
#include "Map.h"
#include "ObjectAccessor.h"
#include "ScriptMgr.h"
#include "ScriptedCreature.h"
#include "SpellAuras.h"
#include "SpellScript.h"
#include "SpellAuraEffects.h"
#include "antorus_the_burning_throne.h"
 
enum Texts
{
 // Garothi Worldbreaker
 SAY_AGGRO = 0,
 SAY_DISENGAGE = 1,
 SAY_ANNOUNCE_APOCALYPSE_DRIVE = 2,
 SAY_APOCALYPSE_DRIVE = 3,
 SAY_ANNOUNCE_ERADICATION = 4,
 SAY_FINISH_APOCALYPSE_DRIVE = 5,
 SAY_DECIMATION = 6,
 SAY_ANNIHILATION = 7,
 SAY_ANNOUNCE_FEL_BOMBARDMENT = 8,
 SAY_SLAY = 9,
 SAY_DEATH = 10,
 
 // Decimator
 SAY_ANNOUNCE_DECIMATION = 0
};
 
enum Spells
{
 // Garothi Worldbreaker
 SPELL_MELEE = 248229,
 SPELL_APOCALYPSE_DRIVE = 244152,
 SPELL_APOCALYPSE_DRIVE_PERIODIC_DAMAGE = 253300,
 SPELL_APOCALYPSE_DRIVE_FINAL_DAMAGE = 240277,
 SPELL_ERADICATION = 244969,
 SPELL_EMPOWERED = 245237,
 SPELL_RESTORE_HEALTH = 246012,
 SPELL_ANNIHILATOR_CANNON_EJECT = 245527,
 SPELL_DECIMATOR_CANNON_EJECT = 245515,
 SPELL_FEL_BOMBARDMENT_SELECTOR = 244150,
 SPELL_FEL_BOMBARDMENT_WARNING = 246220,
 SPELL_FEL_BOMBARDMENT_DUMMY = 245219,
 SPELL_FEL_BOMBARDMENT_PERIODIC = 244536,
 SPELL_CANNON_CHOOSER = 245124,
 SPELL_SEARING_BARRAGE_ANNIHILATOR = 246368,
 SPELL_SEARING_BARRAGE_DECIMATOR = 244395,
 SPELL_SEARING_BARRAGE_DUMMY_ANNIHILATOR = 244398,
 SPELL_SEARING_BARRAGE_DUMMY_DECIMATOR = 246369,
 SPELL_SEARING_BARRAGE_SELECTOR = 246360,
 SPELL_SEARING_BARRAGE_DAMAGE_ANNIHILATOR = 244400,
 SPELL_SEARING_BARRAGE_DAMAGE_DECIMATOR = 246373,
 SPELL_CARNAGE = 244106,
 
 // Decimator
 SPELL_DECIMATION_SELECTOR = 244399,
 SPELL_DECIMATION_WARNING = 244410,
 SPELL_DECIMATION_CAST_VISUAL = 245338,
 SPELL_DECIMATION_MISSILE = 244448,
 
 // Annihilator
 SPELL_ANNIHILATION_SUMMON = 244790,
 SPELL_ANNIHILATION_SELECTOR = 247572,
 SPELL_ANNIHILATION_DUMMY = 244294,
 SPELL_ANNIHILATION_DAMAGE_UNSPLITTED = 244762,
 
 // Annihilation
 SPELL_ANNIHILATION_AREA_TRIGGER = 244795,
 SPELL_ANNIHILATION_WARNING = 244799,
 
 // Garothi Worldbreaker (Surging Fel)
 SPELL_SURGING_FEL_AREA_TRIGGER = 246655,
 SPELL_SURGING_FEL_DAMAGE = 246663
 
};
 
enum Events
{
 // Garothi Worldbreaker
 EVENT_REENGAGE_PLAYERS = 1,
 EVENT_FEL_BOMBARDMENT,
 EVENT_SEARING_BARRAGE,
 EVENT_CANNON_CHOOSER,
 EVENT_SURGING_FEL
};
 
enum Data
{
 DATA_LAST_FIRED_CANNON = 0
};
 
enum AnimKits
{
 ANIM_KIT_ID_CANNON_DESTROYED = 13264
};
 
constexpr uint8 MIN_TARGETS_SIZE = 2;
constexpr uint8 MAX_TARGETS_SIZE = 6;
 
enum Misc
{
 SUMMON_GROUP_ID_SURGING_FEL = 0
};
 
enum EncounterFrameIndexes
{
 ENCOUNTER_FRAME_INDEX_BOSS = 1,
 ENCOUNTER_FRAME_INDEX_CANNONS = 2
};
 
namespace TargetHandler
{
 class VictimCheck
 {
 public:
 VictimCheck(Unit* caster, bool keepTank) : _caster(caster), _keepTank(keepTank) { }
 
 bool operator()(WorldObject* object)
 {
 Unit* unit = object->ToUnit();
 if (!unit)
 return true;
 
 if (_caster->GetVictim() && _caster->GetVictim() != unit)
 return _keepTank;
 
 return false;
 }
 private:
 Unit* _caster;
 bool _keepTank; // true = remove all nontank targets | false = remove current tank
 };
 
 void PreferNonTankTargetsAndResizeTargets(std::list<WorldObject*>& targets, Unit* caster)
 {
 if (targets.empty())
 return;
 
 std::list<WorldObject*> targetsCopy = targets;
 uint8 size = targetsCopy.size();
 // Selecting our prefered target size based on total targets (min 10 player: 2, max 30 player: 6)
 uint8 preferedSize = std::min<uint8>(std::max<uint8>(std::ceil(size / 5), MIN_TARGETS_SIZE), MAX_TARGETS_SIZE);
 
 // Now we get rid of the tank as these abilities prefer non-tanks above tanks as long as there are alternatives
 targetsCopy.remove_if(TargetHandler::VictimCheck(caster, false));
 
 // We have less available nontank targets than we want, include tanks
 if (targetsCopy.size() < preferedSize)
 Trinity::Containers::RandomResize(targets, preferedSize);
 else
 {
 // Our target list has enough alternative targets, resize
 Trinity::Containers::RandomResize(targetsCopy, preferedSize);
 targets = targetsCopy;
 }
 }
}
 
static constexpr uint32 const MaxApocalypseDriveCount = 2;
Position const AnnihilationCenterReferencePos = { -3296.72f, 9767.78f, -60.0f };
 
struct boss_garothi_worldbreaker : public BossAI
{
 boss_garothi_worldbreaker(Creature* creature) : BossAI(creature, DATA_GAROTHI_WORLDBREAKER),
 _apocalypseDriveCount(0), _searingBarrageSpellId(0), _lastCanonEntry(NPC_DECIMATOR), _castEradication(false)
 {
 _apocalypseDriveHealthLimit = { };
 SetCombatMovement(false);
 me->SetReactState(REACT_PASSIVE);
 }
 
 void InitializeAI() override
 {
 switch (GetDifficulty())
 {
 case DIFFICULTY_MYTHIC_RAID:
 case DIFFICULTY_HEROIC_RAID:
 _apocalypseDriveHealthLimit[0] = 65;
 _apocalypseDriveHealthLimit[1] = 35;
 break;
 case DIFFICULTY_NORMAL_RAID:
 case DIFFICULTY_LFR_NEW:
 _apocalypseDriveHealthLimit[0] = 60;
 _apocalypseDriveHealthLimit[1] = 20;
 break;
 default:
 break;
 }
 }
 
 void JustAppeared() override
 {
 me->SummonCreatureGroup(SUMMON_GROUP_ID_SURGING_FEL);
 }
 
 void JustEngagedWith(Unit* who) override
 {
 me->SetReactState(REACT_AGGRESSIVE);
 BossAI::JustEngagedWith(who);
 Talk(SAY_AGGRO);
 DoCastSelf(SPELL_MELEE);
 instance->SendEncounterUnit(ENCOUNTER_FRAME_ENGAGE, me, ENCOUNTER_FRAME_INDEX_BOSS);
 events.ScheduleEvent(EVENT_FEL_BOMBARDMENT, 9s);
 events.ScheduleEvent(EVENT_CANNON_CHOOSER, 8s);
 }
 
 void EnterEvadeMode(EvadeReason /*why*/) override
 {
 Talk(SAY_DISENGAGE);
 _EnterEvadeMode();
 instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, me);
 events.Reset();
 CleanupEncounter();
 _DespawnAtEvade();
 }
 
 void KilledUnit(Unit* victim) override
 {
 if (victim->IsPlayer())
 Talk(SAY_SLAY, victim);
 }
 
 void JustDied(Unit* /*killer*/) override
 {
 _JustDied();
 Talk(SAY_DEATH);
 CleanupEncounter();
 instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, me);
 }
 
 void OnSpellCast(SpellInfo const* spell) override
 {
 switch (spell->Id)
 {
 case SPELL_APOCALYPSE_DRIVE_FINAL_DAMAGE:
 if (_apocalypseDriveCount < MaxApocalypseDriveCount)
 events.Reset();
 events.ScheduleEvent(EVENT_REENGAGE_PLAYERS, 3s + 500ms);
 HideCannons();
 me->SetUninteractible(false);
 break;
 default:
 break;
 }
 }
 
 void DamageTaken(Unit* /*attacker*/, uint32& damage, DamageEffectType /*damageType*/, SpellInfo const* /*spellInfo = nullptr*/) override
 {
 if (damage >= me->GetHealth())
 return;
 
 if (me->HealthBelowPctDamaged(_apocalypseDriveHealthLimit[_apocalypseDriveCount], damage))
 {
 me->AttackStop();
 me->SetReactState(REACT_PASSIVE);
 me->InterruptNonMeleeSpells(true);
 me->SetFacingTo(me->GetHomePosition().GetOrientation());
 events.Reset();
 
 if (IsHeroic() || IsMythic())
 events.ScheduleEvent(EVENT_SURGING_FEL, 8s);
 
 DoCastSelf(SPELL_APOCALYPSE_DRIVE);
 DoCastSelf(SPELL_APOCALYPSE_DRIVE_FINAL_DAMAGE);
 Talk(SAY_ANNOUNCE_APOCALYPSE_DRIVE);
 Talk(SAY_APOCALYPSE_DRIVE);
 me->SetUninteractible(true);
 
 if (Creature* decimator = instance->GetCreature(DATA_DECIMATOR))
 {
 instance->SendEncounterUnit(ENCOUNTER_FRAME_ENGAGE, decimator, ENCOUNTER_FRAME_INDEX_CANNONS);
 decimator->SetUnitFlag(UNIT_FLAG_IN_COMBAT);
 decimator->SetUninteractible(false);
 }
 
 if (Creature* annihilator = instance->GetCreature(DATA_ANNIHILATOR))
 {
 instance->SendEncounterUnit(ENCOUNTER_FRAME_ENGAGE, annihilator, ENCOUNTER_FRAME_INDEX_CANNONS);
 annihilator->SetUnitFlag(UNIT_FLAG_IN_COMBAT);
 annihilator->SetUninteractible(false);
 }
 ++_apocalypseDriveCount;
 }
 }
 
 void JustSummoned(Creature* summon) override
 {
 summons.Summon(summon);
 switch (summon->GetEntry())
 {
 case NPC_ANNIHILATION:
 summon->CastSpell(summon, SPELL_ANNIHILATION_WARNING);
 summon->CastSpell(summon, SPELL_ANNIHILATION_AREA_TRIGGER);
 break;
 case NPC_ANNIHILATOR:
 case NPC_DECIMATOR:
 summon->SetReactState(REACT_PASSIVE);
 break;
 case NPC_GAROTHI_WORLDBREAKER:
 _surgingFelDummyGuids.insert(summon->GetGUID());
 break;
 default:
 break;
 }
 }
 
 void SummonedCreatureDies(Creature* summon, Unit* /*killer*/) override
 {
 switch (summon->GetEntry())
 {
 case NPC_DECIMATOR:
 case NPC_ANNIHILATOR:
 me->InterruptNonMeleeSpells(true);
 me->RemoveAurasDueToSpell(SPELL_APOCALYPSE_DRIVE);
 me->SetUninteractible(false);
 
 if (summon->GetEntry() == NPC_ANNIHILATOR)
 _searingBarrageSpellId = SPELL_SEARING_BARRAGE_ANNIHILATOR;
 else
 _searingBarrageSpellId = SPELL_SEARING_BARRAGE_DECIMATOR;
 
 if (_apocalypseDriveCount < MaxApocalypseDriveCount)
 events.Reset();
 
 events.ScheduleEvent(EVENT_SEARING_BARRAGE, 3s + 500ms);
 events.ScheduleEvent(EVENT_REENGAGE_PLAYERS, 3s + 500ms);
 _castEradication = true;
 
 if (summon->GetEntry() == NPC_DECIMATOR)
 DoCastSelf(SPELL_DECIMATOR_CANNON_EJECT);
 else
 DoCastSelf(SPELL_ANNIHILATOR_CANNON_EJECT);
 
 me->PlayOneShotAnimKitId(ANIM_KIT_ID_CANNON_DESTROYED);
 HideCannons();
 break;
 default:
 break;
 }
 }
 
 uint32 GetData(uint32 type) const override
 {
 if (type == DATA_LAST_FIRED_CANNON)
 return _lastCanonEntry;
 
 return 0;
 }
 
 void SetData(uint32 type, uint32 value) override
 {
 if (type == DATA_LAST_FIRED_CANNON)
 _lastCanonEntry = value;
 }
 
 void UpdateAI(uint32 diff) override
 {
 if (!UpdateVictim())
 return;
 
 events.Update(diff);
 
 if (me->HasUnitState(UNIT_STATE_CASTING) && !me->HasAura(SPELL_APOCALYPSE_DRIVE))
 return;
 
 while (uint32 eventId = events.ExecuteEvent())
 {
 switch (eventId)
 {
 case EVENT_REENGAGE_PLAYERS:
 DoCastSelf(SPELL_EMPOWERED);
 DoCastSelf(SPELL_RESTORE_HEALTH);
 if (_castEradication)
 {
 DoCastSelf(SPELL_ERADICATION);
 Talk(SAY_ANNOUNCE_ERADICATION);
 Talk(SAY_FINISH_APOCALYPSE_DRIVE);
 _castEradication = false;
 }
 me->SetReactState(REACT_AGGRESSIVE);
 events.ScheduleEvent(EVENT_FEL_BOMBARDMENT, 20s);
 events.ScheduleEvent(EVENT_CANNON_CHOOSER, 18s);
 break;
 case EVENT_FEL_BOMBARDMENT:
 DoCastAOE(SPELL_FEL_BOMBARDMENT_SELECTOR);
 events.Repeat(20s);
 break;
 case EVENT_SEARING_BARRAGE:
 DoCastSelf(_searingBarrageSpellId);
 break;
 case EVENT_CANNON_CHOOSER:
 DoCastSelf(SPELL_CANNON_CHOOSER);
 events.Repeat(16s);
 break;
 case EVENT_SURGING_FEL:
 {
 GuidSet guids = _surgingFelDummyGuids;
 guids.erase(_lastSurgingFelDummyGuid);
 _lastSurgingFelDummyGuid = Trinity::Containers::SelectRandomContainerElement(guids);
 if (Creature* dummy = ObjectAccessor::GetCreature(*me, _lastSurgingFelDummyGuid))
 dummy->CastSpell(dummy, SPELL_SURGING_FEL_AREA_TRIGGER);
 
 events.Repeat(8s);
 break;
 }
 default:
 break;
 }
 
 if (me->HasUnitState(UNIT_STATE_CASTING))
 return;
 }
 
 if (!me->GetVictim() || !me->GetVictim()->IsWithinMeleeRange(me))
 DoSpellAttackIfReady(SPELL_CARNAGE);
 }
 private:
 std::array<uint8, MaxApocalypseDriveCount> _apocalypseDriveHealthLimit;
 uint8 _apocalypseDriveCount;
 uint32 _searingBarrageSpellId;
 uint32 _lastCanonEntry;
 bool _castEradication;
 ObjectGuid _lastSurgingFelDummyGuid;
 GuidSet _surgingFelDummyGuids;
 
 void CleanupEncounter()
 {
 if (Creature* decimator = instance->GetCreature(DATA_DECIMATOR))
 instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, decimator);
 
 if (Creature* annihilator = instance->GetCreature(DATA_ANNIHILATOR))
 instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, annihilator);
 
 instance->DoRemoveAurasDueToSpellOnPlayers(SPELL_DECIMATION_WARNING);
 instance->DoRemoveAurasDueToSpellOnPlayers(SPELL_FEL_BOMBARDMENT_WARNING);
 instance->DoRemoveAurasDueToSpellOnPlayers(SPELL_FEL_BOMBARDMENT_PERIODIC);
 summons.DespawnAll();
 }
 
 void HideCannons()
 {
 if (Creature* decimator = instance->GetCreature(DATA_DECIMATOR))
 {
 instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, decimator);
 decimator->SetUninteractible(true);
 decimator->SetUnitFlag(UNIT_FLAG_IMMUNE);
 }
 
 if (Creature* annihilator = instance->GetCreature(DATA_ANNIHILATOR))
 {
 instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, annihilator);
 annihilator->SetUninteractible(true);
 annihilator->SetUnitFlag(UNIT_FLAG_IMMUNE);
 }
 }
};
 
struct at_garothi_annihilation : AreaTriggerAI
{
 at_garothi_annihilation(AreaTrigger* areatrigger) : AreaTriggerAI(areatrigger)
 {
 Initialize();
 }
 
 void Initialize()
 {
 _playerCount = 0;
 }
 
 void OnUnitEnter(Unit* unit) override
 {
 if (!unit->IsPlayer())
 return;
 
 _playerCount++;
 
 if (Unit* annihilation = at->GetCaster())
 annihilation->RemoveAurasDueToSpell(SPELL_ANNIHILATION_WARNING);
 }
 
 void OnUnitExit(Unit* unit) override
 {
 if (!unit->IsPlayer())
 return;
 
 _playerCount--;
 
 if (!_playerCount && !at->IsRemoved())
 if (Unit* annihilation = at->GetCaster())
 annihilation->CastSpell(annihilation, SPELL_ANNIHILATION_WARNING);
 }
 
private:
 uint8 _playerCount;
};
 
class spell_garothi_apocalypse_drive : public AuraScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_APOCALYPSE_DRIVE_PERIODIC_DAMAGE });
 }
 
 void HandlePeriodic(AuraEffect const* aurEff)
 {
 GetTarget()->CastSpell(GetTarget(), SPELL_APOCALYPSE_DRIVE_PERIODIC_DAMAGE, aurEff);
 }
 
 void Register() override
 {
 OnEffectPeriodic += AuraEffectPeriodicFn(spell_garothi_apocalypse_drive::HandlePeriodic, EFFECT_1, SPELL_AURA_PERIODIC_DUMMY);
 }
};
 
class spell_garothi_fel_bombardment_selector : public SpellScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo(
 {
 SPELL_FEL_BOMBARDMENT_WARNING,
 SPELL_FEL_BOMBARDMENT_DUMMY
 });
 }
 
 void FilterTargets(std::list<WorldObject*>& targets)
 {
 if (targets.empty())
 return;
 
 if (Unit* caster = GetCaster())
 targets.remove_if(TargetHandler::VictimCheck(caster, true));
 }
 
 void HandleWarningEffect(SpellEffIndex /*effIndex*/)
 {
 Creature* caster = GetCaster() ? GetCaster()->ToCreature() : nullptr;
 if (!caster || !caster->IsAIEnabled())
 return;
 
 Unit* target = GetHitUnit();
 caster->AI()->Talk(SAY_ANNOUNCE_FEL_BOMBARDMENT, target);
 caster->CastSpell(target, SPELL_FEL_BOMBARDMENT_WARNING, true);
 caster->CastSpell(target, SPELL_FEL_BOMBARDMENT_DUMMY, true);
 }
 
 void Register() override
 {
 OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_garothi_fel_bombardment_selector::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
 OnEffectHitTarget += SpellEffectFn(spell_garothi_fel_bombardment_selector::HandleWarningEffect, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
class spell_garothi_fel_bombardment_warning : public AuraScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_FEL_BOMBARDMENT_PERIODIC });
 }
 
 void AfterRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
 {
 if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE)
 if (Unit* caster = GetCaster())
 caster->CastSpell(GetTarget(), SPELL_FEL_BOMBARDMENT_PERIODIC, true);
 }
 
 void Register() override
 {
 AfterEffectRemove += AuraEffectRemoveFn(spell_garothi_fel_bombardment_warning::AfterRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
 }
};
 
class spell_garothi_fel_bombardment_periodic : public AuraScript
{
 bool Validate(SpellInfo const* spellInfo) override
 {
 return ValidateSpellEffect({ { spellInfo->Id, EFFECT_0 } }) && ValidateSpellInfo({ uint32(spellInfo->GetEffect(EFFECT_0).CalcValue()) });
 }
 
 void HandlePeriodic(AuraEffect const* aurEff)
 {
 if (Unit* caster = GetCaster())
 caster->CastSpell(GetTarget(), uint32(aurEff->GetSpellEffectInfo().CalcValue(caster)), true);
 }
 
 void Register() override
 {
 OnEffectPeriodic += AuraEffectPeriodicFn(spell_garothi_fel_bombardment_periodic::HandlePeriodic, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL);
 }
};
 
class spell_garothi_searing_barrage_dummy : public SpellScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_SEARING_BARRAGE_SELECTOR });
 }
 
 void HandleHit(SpellEffIndex /*effIndex*/)
 {
 GetHitUnit()->CastSpell(GetHitUnit(), SPELL_SEARING_BARRAGE_SELECTOR, CastSpellExtraArgs(TRIGGERED_FULL_MASK).AddSpellMod(SPELLVALUE_BASE_POINT0, GetSpellInfo()->Id));
 }
 
 void Register() override
 {
 OnEffectHitTarget += SpellEffectFn(spell_garothi_searing_barrage_dummy::HandleHit, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
class spell_garothi_searing_barrage_selector : public SpellScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo(
 {
 SPELL_SEARING_BARRAGE_DAMAGE_ANNIHILATOR,
 SPELL_SEARING_BARRAGE_DAMAGE_DECIMATOR,
 SPELL_SEARING_BARRAGE_DUMMY_ANNIHILATOR,
 SPELL_SEARING_BARRAGE_DUMMY_DECIMATOR
 });
 }
 
 void FilterTargets(std::list<WorldObject*>& targets)
 {
 TargetHandler::PreferNonTankTargetsAndResizeTargets(targets, GetCaster());
 }
 
 void HandleHit(SpellEffIndex /*effIndex*/)
 {
 uint32 spellId = GetEffectValue() == SPELL_SEARING_BARRAGE_DUMMY_ANNIHILATOR ? SPELL_SEARING_BARRAGE_DAMAGE_ANNIHILATOR : SPELL_SEARING_BARRAGE_DAMAGE_DECIMATOR;
 if (Unit* caster = GetCaster())
 caster->CastSpell(GetHitUnit(), spellId, true);
 }
 
 void Register() override
 {
 OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_garothi_searing_barrage_selector::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENTRY);
 OnEffectHitTarget += SpellEffectFn(spell_garothi_searing_barrage_selector::HandleHit, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
class spell_garothi_decimation_selector : public SpellScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_DECIMATION_WARNING });
 }
 
 void FilterTargets(std::list<WorldObject*>& targets)
 {
 TargetHandler::PreferNonTankTargetsAndResizeTargets(targets, GetCaster());
 }
 
 void HandleHit(SpellEffIndex /*effIndex*/)
 {
 if (Unit* caster = GetCaster())
 {
 caster->CastSpell(GetHitUnit(), SPELL_DECIMATION_WARNING, true);
 if (Creature* decimator = caster->ToCreature())
 if (decimator->IsAIEnabled())
 decimator->AI()->Talk(SAY_ANNOUNCE_DECIMATION, GetHitUnit());
 }
 }
 
 void Register() override
 {
 OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_garothi_decimation_selector::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
 OnEffectHitTarget += SpellEffectFn(spell_garothi_decimation_selector::HandleHit, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
class spell_garothi_decimation_warning : public AuraScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_DECIMATION_MISSILE });
 }
 
 void AfterRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
 {
 if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE)
 {
 if (Unit* caster = GetCaster())
 {
 caster->CastSpell(GetTarget(), SPELL_DECIMATION_MISSILE, true);
 if (!caster->HasUnitState(UNIT_STATE_CASTING))
 caster->CastSpell(caster, SPELL_DECIMATION_CAST_VISUAL);
 }
 }
 }
 
 void Register() override
 {
 AfterEffectRemove += AuraEffectRemoveFn(spell_garothi_decimation_warning::AfterRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
 }
};
 
class spell_garothi_carnage : public AuraScript
{
 void HandleProc(AuraEffect* /*aurEff*/, ProcEventInfo& /*eventInfo`*/)
 {
 // Usually we could just handle this via spell_proc but since we want
 // to silence the console message because it's not a spell trigger proc, we need a script here.
 PreventDefaultAction();
 Remove();
 }
 
 void Register() override
 {
 OnEffectProc += AuraEffectProcFn(spell_garothi_carnage::HandleProc, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL);
 }
};
 
class spell_garothi_annihilation_selector : public SpellScript
{
 bool Validate(SpellInfo const* spellInfo) override
 {
 return ValidateSpellEffect({ { spellInfo->Id, EFFECT_0 } }) && ValidateSpellInfo({ uint32(spellInfo->GetEffect(EFFECT_0).CalcValue()) });
 }
 
 void HandleHit(SpellEffIndex /*effIndex*/)
 {
 if (Unit* caster = GetCaster())
 caster->CastSpell(GetHitUnit(), uint32(GetEffectInfo().CalcValue(caster)), true);
 }
 
 void Register() override
 {
 OnEffectHitTarget += SpellEffectFn(spell_garothi_annihilation_selector::HandleHit, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
class spell_garothi_annihilation_triggered : public SpellScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_ANNIHILATION_DAMAGE_UNSPLITTED });
 }
 
 void HandleHit(SpellEffIndex /*effIndex*/)
 {
 Unit* target = GetHitUnit();
 if (target->HasAura(SPELL_ANNIHILATION_WARNING))
 target->CastSpell(target, SPELL_ANNIHILATION_DAMAGE_UNSPLITTED, true);
 
 target->RemoveAllAuras();
 }
 
 void Register() override
 {
 OnEffectHitTarget += SpellEffectFn(spell_garothi_annihilation_triggered::HandleHit, EFFECT_1, SPELL_EFFECT_DUMMY);
 }
};
 
class spell_garothi_eradication : public SpellScript
{
 void ChangeDamage()
 {
 if (Unit* caster = GetCaster())
 {
 uint32 damageReduction = CalculatePct(GetHitDamage(), GetHitUnit()->GetDistance(caster));
 SetHitDamage(GetHitDamage() - damageReduction);
 }
 }
 
 void Register() override
 {
 OnHit += SpellHitFn(spell_garothi_eradication::ChangeDamage);
 }
};
 
class spell_garothi_surging_fel : public AuraScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_SURGING_FEL_DAMAGE });
 }
 
 void AfterRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
 {
 if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE)
 GetTarget()->CastSpell(GetTarget(), SPELL_SURGING_FEL_DAMAGE, true);
 }
 
 void Register() override
 {
 AfterEffectRemove += AuraEffectRemoveFn(spell_garothi_surging_fel::AfterRemove, EFFECT_0, SPELL_AURA_AREA_TRIGGER, AURA_EFFECT_HANDLE_REAL);
 }
};
 
class spell_garothi_cannon_chooser : public SpellScript
{
 void HandleDummyEffect(SpellEffIndex /*effIndex*/)
 {
 Creature* caster = GetHitCreature();
 if (!caster || !caster->IsAIEnabled())
 return;
 
 InstanceScript* instance = caster->GetInstanceScript();
 if (!instance)
 return;
 
 Creature* decimator = instance->GetCreature(DATA_DECIMATOR);
 Creature* annihilator = instance->GetCreature(DATA_ANNIHILATOR);
 uint32 lastCannonEntry = caster->AI()->GetData(DATA_LAST_FIRED_CANNON);
 
 if ((lastCannonEntry == NPC_ANNIHILATOR && decimator) || (decimator && !annihilator))
 {
 decimator->CastSpell(decimator, SPELL_DECIMATION_SELECTOR, true);
 caster->AI()->Talk(SAY_DECIMATION, decimator);
 lastCannonEntry = NPC_DECIMATOR;
 }
 else if ((lastCannonEntry == NPC_DECIMATOR && annihilator) || (annihilator && !decimator))
 {
 uint8 count = caster->GetMap()->IsMythic() ? MAX_TARGETS_SIZE :
 std::max<uint8>(MIN_TARGETS_SIZE, std::ceil(float(caster->GetMap()->GetPlayersCountExceptGMs()) / 5));
 
 for (uint8 i = 0; i < count; i++)
 {
 float x = AnnihilationCenterReferencePos.GetPositionX() + cos(frand(0.0f, float(M_PI * 2))) * frand(15.0f, 30.0f);
 float y = AnnihilationCenterReferencePos.GetPositionY() + sin(frand(0.0f, float(M_PI * 2))) * frand(15.0f, 30.0f);
 float z = caster->GetMap()->GetHeight(caster->GetPhaseShift(), x, y, AnnihilationCenterReferencePos.GetPositionZ());
 annihilator->CastSpell(Position{ x, y, z }, SPELL_ANNIHILATION_SUMMON, true);
 }
 
 annihilator->CastSpell(annihilator, SPELL_ANNIHILATION_DUMMY);
 annihilator->CastSpell(annihilator, SPELL_ANNIHILATION_SELECTOR);
 caster->AI()->Talk(SAY_ANNIHILATION);
 lastCannonEntry = NPC_ANNIHILATOR;
 }
 
 caster->AI()->SetData(DATA_LAST_FIRED_CANNON, lastCannonEntry);
 }
 
 void Register() override
 {
 OnEffectHitTarget += SpellEffectFn(spell_garothi_cannon_chooser::HandleDummyEffect, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
void AddSC_boss_garothi_worldbreaker()
{
 RegisterAntorusTheBurningThroneCreatureAI(boss_garothi_worldbreaker);
 RegisterAreaTriggerAI(at_garothi_annihilation);
 RegisterSpellScript(spell_garothi_apocalypse_drive);
 RegisterSpellScript(spell_garothi_fel_bombardment_selector);
 RegisterSpellScript(spell_garothi_fel_bombardment_warning);
 RegisterSpellScript(spell_garothi_fel_bombardment_periodic);
 RegisterSpellScript(spell_garothi_searing_barrage_dummy);
 RegisterSpellScript(spell_garothi_searing_barrage_selector);
 RegisterSpellScript(spell_garothi_decimation_selector);
 RegisterSpellScript(spell_garothi_decimation_warning);
 RegisterSpellScript(spell_garothi_carnage);
 RegisterSpellScript(spell_garothi_annihilation_selector);
 RegisterSpellScript(spell_garothi_annihilation_triggered);
 RegisterSpellScript(spell_garothi_eradication);
 RegisterSpellScript(spell_garothi_surging_fel);
 RegisterSpellScript(spell_garothi_cannon_chooser);
}