boss_halion.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 "ScriptMgr.h"
#include "Containers.h"
#include "DB2Stores.h"
#include "GameObject.h"
#include "GameObjectAI.h"
#include "InstanceScript.h"
#include "Map.h"
#include "ObjectAccessor.h"
#include "PhasingHandler.h"
#include "Player.h"
#include "ruby_sanctum.h"
#include "ScriptedCreature.h"
#include "Spell.h"
#include "SpellAuraEffects.h"
#include "SpellScript.h"
#include "TemporarySummon.h"
#include "Vehicle.h"
 
enum HalionTexts
{
    // Shared
    SAY_REGENERATE                     = 0, // Without pressure in both realms, %s begins to regenerate.
 
    // Halion
    SAY_INTRO                          = 1, // Meddlesome insects! You are too late. The Ruby Sanctum is lost!
    SAY_AGGRO                          = 2, // Your world teeters on the brink of annihilation. You will ALL bear witness to the coming of a new age of DESTRUCTION!
    SAY_METEOR_STRIKE                  = 3, // The heavens burn!
    SAY_PHASE_TWO                      = 4, // You will find only suffering within the realm of twilight! Enter if you dare!
    SAY_DEATH                          = 5, // Relish this victory, mortals, for it will be your last! This world will burn with the master's return!
    SAY_KILL                           = 6, // Another "hero" falls.
    SAY_BERSERK                        = 7, // Not good enough.
    EMOTE_CORPOREALITY_POT             = 8, // Your efforts force %s further out of the physical realm!
    EMOTE_CORPOREALITY_PIP             = 9, // Your companions' efforts force %s further into the physical realm!
 
    // Twilight Halion
    SAY_SPHERE_PULSE                   = 1, // Beware the shadow!
    SAY_PHASE_THREE                    = 2, // I am the light and the darkness! Cower, mortals, before the herald of Deathwing!
    EMOTE_CORPOREALITY_TIT             = 3, // Your companions' efforts force %s further into the twilight realm!
    EMOTE_CORPOREALITY_TOT             = 4, // Your efforts force %s further out of the twilight realm!
 
    EMOTE_WARN_LASER                   = 0  // The orbiting spheres pulse with dark energy!
};
 
enum HalionSpells
{
    // Halion
    SPELL_FLAME_BREATH                  = 74525,
    SPELL_CLEAVE                        = 74524,
    SPELL_METEOR_STRIKE                 = 74637,
    SPELL_TAIL_LASH                     = 74531,
 
    SPELL_FIERY_COMBUSTION              = 74562,
    SPELL_MARK_OF_COMBUSTION            = 74567,
    SPELL_FIERY_COMBUSTION_EXPLOSION    = 74607,
    SPELL_FIERY_COMBUSTION_SUMMON       = 74610,
 
    // Combustion & Consumption
    SPELL_SCALE_AURA                    = 70507, // Aura created in spell_dbc.
    SPELL_COMBUSTION_DAMAGE_AURA        = 74629,
    SPELL_CONSUMPTION_DAMAGE_AURA       = 74803,
 
    // Twilight Halion
    SPELL_DARK_BREATH                   = 74806,
 
    SPELL_MARK_OF_CONSUMPTION           = 74795,
    SPELL_SOUL_CONSUMPTION              = 74792,
    SPELL_SOUL_CONSUMPTION_EXPLOSION    = 74799,
    SPELL_SOUL_CONSUMPTION_SUMMON       = 74800,
 
    // Living Inferno
    SPELL_BLAZING_AURA                  = 75885,
    SPELL_SPAWN_LIVING_EMBERS           = 75880,
    SPELL_SUMMON_LIVING_EMBER           = 75881,
 
    // Halion Controller
    SPELL_COSMETIC_FIRE_PILLAR          = 76006,
    SPELL_FIERY_EXPLOSION               = 76010,
    SPELL_CLEAR_DEBUFFS                 = 75396,
 
    // Meteor Strike
    SPELL_METEOR_STRIKE_COUNTDOWN       = 74641,
    SPELL_METEOR_STRIKE_AOE_DAMAGE      = 74648,
    SPELL_METEOR_STRIKE_FIRE_AURA_1     = 74713,
    SPELL_METEOR_STRIKE_FIRE_AURA_2     = 74718,
    SPELL_BIRTH_NO_VISUAL               = 40031,
 
    // Shadow Orb
    SPELL_TWILIGHT_CUTTER               = 74768, // Unknown dummy effect (EFFECT_0)
    SPELL_TWILIGHT_CUTTER_TRIGGERED     = 74769,
    SPELL_TWILIGHT_PULSE_PERIODIC       = 78861,
    SPELL_TRACK_ROTATION                = 74758,
 
    // Misc
    SPELL_TWILIGHT_DIVISION             = 75063, // Phase spell from phase 2 to phase 3
    SPELL_LEAVE_TWILIGHT_REALM          = 74812,
    SPELL_TWILIGHT_PHASING              = 74808, // Phase spell from phase 1 to phase 2
    SPELL_SUMMON_TWILIGHT_PORTAL        = 74809, // Summons go 202794
    SPELL_SUMMON_EXIT_PORTALS           = 74805, // Custom spell created in spell_dbc. // Used in Cataclysm, need a sniff of cata and up
    SPELL_TWILIGHT_MENDING              = 75509,
    SPELL_TWILIGHT_REALM                = 74807,
    SPELL_DUSK_SHROUD                   = 75476,
    SPELL_TWILIGHT_PRECISION            = 78243,
    SPELL_COPY_DAMAGE                   = 74810  // Aura not found in DBCs.
};
 
enum HalionEvents
{
    // Halion
    EVENT_ACTIVATE_FIREWALL     = 1,
    EVENT_CLEAVE                = 2,
    EVENT_BREATH                = 3,
    EVENT_METEOR_STRIKE         = 4,
    EVENT_FIERY_COMBUSTION      = 5,
    EVENT_TAIL_LASH             = 6,
 
    // Twilight Halion
    EVENT_SOUL_CONSUMPTION      = 7,
 
    // Meteor Strike
    EVENT_SPAWN_METEOR_FLAME    = 8,
 
    // Halion Controller
    EVENT_START_INTRO           = 9,
    EVENT_INTRO_PROGRESS_1      = 10,
    EVENT_INTRO_PROGRESS_2      = 11,
    EVENT_INTRO_PROGRESS_3      = 12,
    EVENT_CHECK_CORPOREALITY    = 13,
    EVENT_SHADOW_PULSARS_SHOOT  = 14,
    EVENT_TRIGGER_BERSERK       = 15,
    EVENT_TWILIGHT_MENDING      = 16,
    EVENT_ACTIVATE_EMBERS       = 17,
    EVENT_EVADE_CHECK           = 18
};
 
enum HalionActions
{
    // Meteor Strike
    ACTION_METEOR_STRIKE_BURN   = 1,
    ACTION_METEOR_STRIKE_AOE    = 2,
 
    // Halion Controller
    ACTION_MONITOR_CORPOREALITY = 3,
 
    // Orb Carrier
    ACTION_WARNING_SHOOT        = 4,
    ACTION_SHOOT                = 5,
    ACTION_ACTIVATE_EMBERS      = 6
};
 
enum HalionPhases
{
    PHASE_ALL           = 0,
    PHASE_INTRO         = 1,
    PHASE_ONE           = 2,
    PHASE_TWO           = 3,
    PHASE_THREE         = 4
};
 
enum HalionMisc
{
    DATA_TWILIGHT_DAMAGE_TAKEN   = 1,
    DATA_MATERIAL_DAMAGE_TAKEN   = 2,
    DATA_STACKS_DISPELLED        = 3,
    DATA_FIGHT_PHASE             = 4,
    DATA_SPAWNED_FLAMES          = 5,
    DATA_ROOT_GUID               = 6,
};
 
enum OrbCarrierSeats
{
    SEAT_NORTH            = 0,
    SEAT_SOUTH            = 1,
    SEAT_EAST             = 2,
    SEAT_WEST             = 3
};
 
enum CorporealityEvent
{
    CORPOREALITY_NONE               = 0,
    CORPOREALITY_TWILIGHT_MENDING   = 1,
    CORPOREALITY_INCREASE           = 2,
    CORPOREALITY_DECREASE           = 3
};
 
Position const HalionSpawnPos = {3156.67f, 533.8108f, 72.98822f, 3.159046f};
Position const HalionRespawnPos = {3156.625f, 533.2674f, 72.97205f, 0.0f};
 
uint8 const MAX_CORPOREALITY_STATE = 11;
 
struct CorporealityEntry
{
    uint32 twilightRealmSpell;
    uint32 materialRealmSpell;
};
 
CorporealityEntry const _corporealityReference[MAX_CORPOREALITY_STATE] =
{
    {74836, 74831},
    {74835, 74830},
    {74834, 74829},
    {74833, 74828},
    {74832, 74827},
    {74826, 74826},
    {74827, 74832},
    {74828, 74833},
    {74829, 74834},
    {74830, 74835},
    {74831, 74836}
};
 
// 39863 - Halion
struct boss_halion : public BossAI
{
    boss_halion(Creature* creature) : BossAI(creature, DATA_HALION) { }
 
    void EnterEvadeMode(EvadeReason why) override
    {
        if (why == EvadeReason::Boundary || events.IsInPhase(PHASE_ONE))
            if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
                controller->AI()->EnterEvadeMode(why);
    }
 
    void JustEngagedWith(Unit* who) override
    {
        Talk(SAY_AGGRO);
 
        events.Reset();
        events.SetPhase(PHASE_ONE);
 
        BossAI::JustEngagedWith(who);
        me->AddAura(SPELL_TWILIGHT_PRECISION, me);
        events.ScheduleEvent(EVENT_ACTIVATE_FIREWALL, 5s);
        events.ScheduleEvent(EVENT_BREATH, randtime(Seconds(5), Seconds(15)));
        events.ScheduleEvent(EVENT_CLEAVE, randtime(Seconds(6), Seconds(10)));
        events.ScheduleEvent(EVENT_TAIL_LASH, randtime(Seconds(7), Seconds(12)));
        events.ScheduleEvent(EVENT_FIERY_COMBUSTION, randtime(Seconds(15), Seconds(18)));
        events.ScheduleEvent(EVENT_METEOR_STRIKE, 18s);
 
        instance->SendEncounterUnit(ENCOUNTER_FRAME_ENGAGE, me, 1);
 
        if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
            controller->AI()->SetData(DATA_FIGHT_PHASE, PHASE_ONE);
    }
 
    void JustDied(Unit* /*killer*/) override
    {
        _JustDied();
 
        Talk(SAY_DEATH);
        instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, me);
 
        if (Creature* twilightHalion = instance->GetCreature(DATA_TWILIGHT_HALION))
            if (twilightHalion->IsAlive())
                twilightHalion->KillSelf();
 
        if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
            if (controller->IsAlive())
                controller->KillSelf();
    }
 
    Position const* GetMeteorStrikePosition() const { return &_meteorStrikePos; }
 
    void DamageTaken(Unit* attacker, uint32& damage, DamageEffectType /*damageType*/, SpellInfo const* /*spellInfo = nullptr*/) override
    {
        if (damage >= me->GetHealth() && !events.IsInPhase(PHASE_THREE))
            damage = me->GetHealth() - 1;
 
        if (me->HealthBelowPctDamaged(75, damage) && events.IsInPhase(PHASE_ONE))
        {
            events.SetPhase(PHASE_TWO);
            Talk(SAY_PHASE_TWO);
 
            me->CastStop();
            me->SetUninteractible(true);
            DoCastSelf(SPELL_TWILIGHT_PHASING);
 
            if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
                controller->AI()->SetData(DATA_FIGHT_PHASE, PHASE_TWO);
            return;
        }
 
        if (events.IsInPhase(PHASE_THREE))
        {
            // Don't consider copied damage.
            if (!attacker || !me->InSamePhase(attacker))
                return;
 
            if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
                controller->AI()->SetData(DATA_MATERIAL_DAMAGE_TAKEN, damage);
        }
    }
 
    void SpellHit(WorldObject* /*caster*/, SpellInfo const* spellInfo) override
    {
        if (spellInfo->Id == SPELL_TWILIGHT_MENDING)
            Talk(SAY_REGENERATE);
    }
 
    void UpdateAI(uint32 diff) override
    {
        if (events.IsInPhase(PHASE_TWO))
            return;
 
        if (!UpdateVictim())
            return;
 
        events.Update(diff);
 
        if (me->HasUnitState(UNIT_STATE_CASTING))
            return;
 
        while (uint32 eventId = events.ExecuteEvent())
        {
            switch (eventId)
            {
                case EVENT_CLEAVE:
                    DoCastVictim(SPELL_CLEAVE);
                    events.ScheduleEvent(EVENT_CLEAVE, randtime(Seconds(8), Seconds(10)));
                    break;
                case EVENT_TAIL_LASH:
                    DoCastAOE(SPELL_TAIL_LASH);
                    events.ScheduleEvent(EVENT_TAIL_LASH, randtime(Seconds(11), Seconds(16)));
                    break;
                case EVENT_BREATH:
                    DoCastSelf(SPELL_FLAME_BREATH);
                    events.ScheduleEvent(EVENT_BREATH, randtime(Seconds(16), Seconds(25)));
                    break;
                case EVENT_ACTIVATE_FIREWALL:
                    // Flame ring is activated 5 seconds after starting encounter, EncounterStateForOpenDoor::NotInProgress is only instant.
                    for (uint8 i = DATA_FLAME_RING; i <= DATA_TWILIGHT_FLAME_RING; ++i)
                        if (GameObject* flameRing = instance->GetGameObject(i))
                            instance->HandleGameObject(ObjectGuid::Empty, false, flameRing);
                    break;
                case EVENT_METEOR_STRIKE:
                {
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0, 0.0f, true, true, -SPELL_TWILIGHT_REALM))
                    {
                        _meteorStrikePos = target->GetPosition();
                        me->CastSpell(_meteorStrikePos, SPELL_METEOR_STRIKE, CastSpellExtraArgs(TRIGGERED_FULL_MASK)
                            .SetOriginalCaster(me->GetGUID()));
                        Talk(SAY_METEOR_STRIKE);
                    }
                    events.ScheduleEvent(EVENT_METEOR_STRIKE, 38s);
                    break;
                }
                case EVENT_FIERY_COMBUSTION:
                {
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 0.0f, true, true, -SPELL_TWILIGHT_REALM))
                        me->CastSpell(target, SPELL_FIERY_COMBUSTION, TRIGGERED_IGNORE_SET_FACING);
                    events.ScheduleEvent(EVENT_FIERY_COMBUSTION, 25s);
                    break;
                }
                default:
                    break;
            }
        }
    }
 
    void SetData(uint32 index, uint32 value) override
    {
        if (index != DATA_FIGHT_PHASE)
            return;
 
        events.SetPhase(value);
    }
 
private:
    Position _meteorStrikePos;
};
 
typedef boss_halion HalionAI;
 
// 40142 - Halion
struct boss_twilight_halion : public BossAI
{
    boss_twilight_halion(Creature* creature) : BossAI(creature, DATA_TWILIGHT_HALION)
    {
        Creature* halion = instance->GetCreature(DATA_HALION);
        if (!halion)
            return;
 
        // Using AddAura because no spell cast packet in sniffs.
        halion->AddAura(SPELL_COPY_DAMAGE, me); // We use explicit targeting here to avoid conditions + SPELL_ATTR6_CANT_TARGET_SELF.
        me->AddAura(SPELL_COPY_DAMAGE, halion);
        DoCastSelf(SPELL_DUSK_SHROUD, true);
 
        me->SetHealth(halion->GetHealth());
        PhasingHandler::AddPhase(me, 174, false);
        me->SetReactState(REACT_DEFENSIVE);
        me->SetUnitFlag(UNIT_FLAG_IN_COMBAT);
        events.ScheduleEvent(EVENT_TAIL_LASH, 12s);
        events.ScheduleEvent(EVENT_SOUL_CONSUMPTION, 15s);
    }
 
    void JustEngagedWith(Unit* who) override
    {
        events.SetPhase(PHASE_TWO);
 
        BossAI::JustEngagedWith(who);
        me->AddAura(SPELL_TWILIGHT_PRECISION, me);
        events.ScheduleEvent(EVENT_CLEAVE, 3s);
        events.ScheduleEvent(EVENT_BREATH, 12s);
 
        instance->SendEncounterUnit(ENCOUNTER_FRAME_ENGAGE, me, 2);
    }
 
    void Reset() override { }
    void EnterEvadeMode(EvadeReason /*why*/) override { }
 
    void KilledUnit(Unit* victim) override
    {
        if (victim->GetTypeId() == TYPEID_PLAYER)
            Talk(SAY_KILL);
 
        // Victims should not be in the Twilight Realm
        me->CastSpell(victim, SPELL_LEAVE_TWILIGHT_REALM, true);
    }
 
    void JustDied(Unit* killer) override
    {
        if (Creature* halion = instance->GetCreature(DATA_HALION))
        {
            // Ensure looting
 
            halion->LowerPlayerDamageReq(halion->GetMaxHealth());
 
            if (halion->IsAlive())
                Unit::Kill(killer, halion);
        }
 
        if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
            if (controller->IsAlive())
                controller->KillSelf();
 
        instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, me);
    }
 
    void DamageTaken(Unit* attacker, uint32& damage, DamageEffectType /*damageType*/, SpellInfo const* /*spellInfo = nullptr*/) override
    {
        if (damage >= me->GetHealth() && !events.IsInPhase(PHASE_THREE))
            damage = me->GetHealth() - 1;
        //Needed because we already have UNIT_FLAG_IN_COMBAT, otherwise JustEngagedWith won't ever be called
        if (!events.IsInPhase(PHASE_TWO) && !events.IsInPhase(PHASE_THREE))
            JustEngagedWith(attacker);
 
        if (me->HealthBelowPctDamaged(50, damage) && events.IsInPhase(PHASE_TWO))
        {
            events.SetPhase(PHASE_THREE);
            me->CastStop();
            DoCastSelf(SPELL_TWILIGHT_DIVISION);
            Talk(SAY_PHASE_THREE);
            return;
        }
 
        if (events.IsInPhase(PHASE_THREE))
        {
            // Don't consider copied damage.
            if (!attacker || !me->InSamePhase(attacker))
                return;
 
            if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
                controller->AI()->SetData(DATA_TWILIGHT_DAMAGE_TAKEN, damage);
        }
    }
 
    void SpellHit(WorldObject* /*caster*/, SpellInfo const* spellInfo) override
    {
        switch (spellInfo->Id)
        {
            case SPELL_TWILIGHT_DIVISION:
                if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
                    controller->AI()->DoAction(ACTION_MONITOR_CORPOREALITY);
                break;
            case SPELL_TWILIGHT_MENDING:
                Talk(SAY_REGENERATE);
                break;
            default:
                break;
        }
    }
 
    void UpdateAI(uint32 diff) override
    {
        if (me->HasUnitState(UNIT_STATE_CASTING))
            return;
 
        if (!UpdateVictim())
            return;
 
        events.Update(diff);
 
        while (uint32 eventId = events.ExecuteEvent())
        {
            switch (eventId)
            {
                case EVENT_CLEAVE:
                    DoCastVictim(SPELL_CLEAVE);
                    events.ScheduleEvent(EVENT_CLEAVE, randtime(Seconds(7), Seconds(10)));
                    break;
                case EVENT_TAIL_LASH:
                    DoCastAOE(SPELL_TAIL_LASH);
                    events.ScheduleEvent(EVENT_TAIL_LASH, randtime(Seconds(12), Seconds(16)));
                    break;
                case EVENT_BREATH:
                    DoCastSelf(SPELL_DARK_BREATH);
                    events.ScheduleEvent(EVENT_BREATH, randtime(Seconds(10), Seconds(14)));
                    break;
                case EVENT_SOUL_CONSUMPTION:
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 0.0f, true, true, SPELL_TWILIGHT_REALM))
                        me->CastSpell(target, SPELL_SOUL_CONSUMPTION, TRIGGERED_IGNORE_SET_FACING);
                    events.ScheduleEvent(EVENT_SOUL_CONSUMPTION, 20s);
                    break;
                default:
                    break;
            }
        }
    }
};
 
// 40146 - Halion Controller
struct npc_halion_controller : public ScriptedAI
{
    npc_halion_controller(Creature* creature) : ScriptedAI(creature),
        _instance(creature->GetInstanceScript()), _summons(me)
    {
        Initialize();
    }
 
    void Initialize()
    {
        _materialCorporealityValue = 5;
        _materialDamageTaken = 0;
        _twilightDamageTaken = 0;
        SetBoundary(_instance->GetBossBoundary(DATA_HALION));
    }
 
    void JustAppeared() override
    {
        if (!_instance->GetGuidData(DATA_HALION).IsEmpty() || _instance->GetBossState(DATA_GENERAL_ZARITHRIAN) != DONE)
            return;
 
        Reset();
        me->GetMap()->SummonCreature(NPC_HALION, HalionRespawnPos);
    }
 
    void Reset() override
    {
        _summons.DespawnAll();
        _events.Reset();
        Initialize();
 
        DoCastSelf(SPELL_CLEAR_DEBUFFS);
    }
 
    void JustSummoned(Creature* who) override
    {
        _summons.Summon(who);
    }
 
    void JustDied(Unit* /*killer*/) override
    {
        _events.Reset();
        _summons.DespawnAll();
 
        DoCastSelf(SPELL_CLEAR_DEBUFFS);
    }
 
    void JustEngagedWith(Unit* /*who*/) override
    {
        _twilightDamageTaken = 0;
        _materialDamageTaken = 0;
 
        _events.ScheduleEvent(EVENT_TRIGGER_BERSERK, 8min);
        _events.ScheduleEvent(EVENT_EVADE_CHECK, 5s);
    }
 
    void JustExitedCombat() override
    {
        if (_instance->GetBossState(DATA_HALION) == DONE)
            return;
 
        if (Creature* twilightHalion = _instance->GetCreature(DATA_TWILIGHT_HALION))
        {
            twilightHalion->DespawnOrUnsummon();
            _instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, twilightHalion);
        }
 
        if (Creature* halion = _instance->GetCreature(DATA_HALION))
        {
            halion->DespawnOrUnsummon();
            _instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, halion);
        }
 
        _instance->SetBossState(DATA_HALION, FAIL);
        _summons.DespawnAll();
 
        me->DespawnOrUnsummon(0s, 30s);
    }
 
    void DoAction(int32 action) override
    {
        switch (action)
        {
            case ACTION_INTRO_HALION:
                _events.Reset();
                _events.SetPhase(PHASE_INTRO);
                _events.ScheduleEvent(EVENT_START_INTRO, 2s);
                break;
            case ACTION_INTRO_HALION_2:
                if (!_instance->GetGuidData(DATA_HALION).IsEmpty())
                    return;
 
                for (uint8 i = DATA_BURNING_TREE_1; i <= DATA_BURNING_TREE_4; ++i)
                    if (GameObject* tree = _instance->GetGameObject(i))
                        _instance->HandleGameObject(ObjectGuid::Empty, true, tree);
                me->GetMap()->SummonCreature(NPC_HALION, HalionRespawnPos);
                break;
            case ACTION_MONITOR_CORPOREALITY:
            {
                for (uint8 itr = DATA_HALION; itr <= DATA_TWILIGHT_HALION; itr++)
                {
                    Creature* halion = _instance->GetCreature(itr);
                    if (!halion)
                        continue;
 
                    halion->CastSpell(halion, GetSpell(_materialCorporealityValue, itr == DATA_TWILIGHT_HALION), false);
                    halion->AI()->SetData(DATA_FIGHT_PHASE, PHASE_THREE);
 
                    if (itr == DATA_TWILIGHT_HALION)
                        continue;
 
                    halion->RemoveAurasDueToSpell(SPELL_TWILIGHT_PHASING);
                    halion->SetUninteractible(false);
                }
 
                // Summon Twilight portals
                DoCastSelf(SPELL_SUMMON_EXIT_PORTALS);
 
                _instance->DoUpdateWorldState(WORLDSTATE_CORPOREALITY_TOGGLE, 1);
                // Hardcoding doesn't really matter here.
                _instance->DoUpdateWorldState(WORLDSTATE_CORPOREALITY_MATERIAL, 50);
                _instance->DoUpdateWorldState(WORLDSTATE_CORPOREALITY_TWILIGHT, 50);
 
                _events.ScheduleEvent(EVENT_CHECK_CORPOREALITY, 7s);
                break;
            }
            case ACTION_ACTIVATE_EMBERS:
                _events.ScheduleEvent(EVENT_ACTIVATE_EMBERS, 6s);
                break;
            default:
                break;
        }
    }
 
    void UpdateAI(uint32 diff) override
    {
        // The IsEngaged() check is needed because that check should be false when Halion is
        // not engaged, while it would return true without as UpdateVictim() checks for
        // combat state.
        if (me->IsEngaged() && !UpdateVictim())
            return;
 
        _events.Update(diff);
 
        while (uint32 eventId = _events.ExecuteEvent())
        {
            switch (eventId)
            {
                case EVENT_START_INTRO:
                    DoCastSelf(SPELL_COSMETIC_FIRE_PILLAR, true);
                    _events.ScheduleEvent(EVENT_INTRO_PROGRESS_1, Seconds(4));
                    break;
                case EVENT_INTRO_PROGRESS_1:
                    for (uint8 i = DATA_BURNING_TREE_3; i <= DATA_BURNING_TREE_4; ++i)
                        if (GameObject* tree = _instance->GetGameObject(i))
                            _instance->HandleGameObject(ObjectGuid::Empty, true, tree);
                    _events.ScheduleEvent(EVENT_INTRO_PROGRESS_2, Seconds(4));
                    break;
                case EVENT_INTRO_PROGRESS_2:
                    for (uint8 i = DATA_BURNING_TREE_1; i <= DATA_BURNING_TREE_2; ++i)
                        if (GameObject* tree = _instance->GetGameObject(i))
                            _instance->HandleGameObject(ObjectGuid::Empty, true, tree);
                    _events.ScheduleEvent(EVENT_INTRO_PROGRESS_3, Seconds(4));
                    break;
                case EVENT_INTRO_PROGRESS_3:
                    DoCastSelf(SPELL_FIERY_EXPLOSION);
                    if (!_instance->GetGuidData(DATA_HALION).IsEmpty())
                        return;
                    if (Creature* halion = me->GetMap()->SummonCreature(NPC_HALION, HalionSpawnPos))
                        halion->AI()->Talk(SAY_INTRO);
                    break;
                case EVENT_TWILIGHT_MENDING:
                    if (_instance->GetCreature(DATA_HALION)) // Just check if physical Halion is spawned
                        if (Creature* twilightHalion = _instance->GetCreature(DATA_TWILIGHT_HALION))
                            twilightHalion->CastSpell(nullptr, SPELL_TWILIGHT_MENDING, true);
                    break;
                case EVENT_TRIGGER_BERSERK:
                    if (Creature* halion = _instance->GetCreature(DATA_HALION))
                        halion->CastSpell(halion, SPELL_BERSERK, true);
                    if (Creature* halion = _instance->GetCreature(DATA_TWILIGHT_HALION))
                        halion->CastSpell(halion, SPELL_BERSERK, true);
                    break;
                case EVENT_SHADOW_PULSARS_SHOOT:
                    if (Creature* orbCarrier = _instance->GetCreature(DATA_ORB_CARRIER))
                        orbCarrier->AI()->DoAction(ACTION_WARNING_SHOOT);
                    _events.ScheduleEvent(EVENT_SHADOW_PULSARS_SHOOT, 30s);
                    break;
                case EVENT_CHECK_CORPOREALITY:
                    UpdateCorporeality();
                    _events.ScheduleEvent(EVENT_CHECK_CORPOREALITY, 5s);
                    break;
                case EVENT_ACTIVATE_EMBERS:
                    _summons.DoZoneInCombat(NPC_LIVING_EMBER);
                    break;
                case EVENT_EVADE_CHECK:
                    DoCheckEvade();
                    _events.Repeat(Seconds(5));
                    break;
                default:
                    break;
            }
        }
    }
 
    void DoCheckEvade()
    {
        Map::PlayerList const& players = me->GetMap()->GetPlayers();
        for (Map::PlayerList::const_iterator i = players.begin(); i != players.end(); ++i)
            if (Player* player = i->GetSource())
                if (player->IsAlive() && IsInBoundary(player) && !player->IsGameMaster())
                    return;
 
        EnterEvadeMode(EvadeReason::NoHostiles);
    }
 
    void SetData(uint32 id, uint32 value) override
    {
        switch (id)
        {
            case DATA_MATERIAL_DAMAGE_TAKEN:
                _materialDamageTaken += value;
                break;
            case DATA_TWILIGHT_DAMAGE_TAKEN:
                _twilightDamageTaken += value;
                break;
            case DATA_FIGHT_PHASE:
                _events.SetPhase(value);
                switch (value)
                {
                    case PHASE_ONE:
                        DoZoneInCombat();
                        break;
                    case PHASE_TWO:
                        _events.ScheduleEvent(EVENT_SHADOW_PULSARS_SHOOT, 35s);
                        break;
                    default:
                        break;
                }
                break;
            default:
                break;
        }
    }
 
private:
    // [0   , 0.98[: Corporeality goes down
    // [0.98, 0.99]: Do nothing
    // ]0.99, 1.01[: Twilight Mending
    // [1.01, 1.02]: Do nothing
    // ]1.02, +oo [: Corporeality goes up
    void UpdateCorporeality()
    {
        uint8 oldValue = _materialCorporealityValue;
        if (_twilightDamageTaken == 0 || _materialDamageTaken == 0)
        {
            _events.ScheduleEvent(EVENT_TWILIGHT_MENDING, Milliseconds(100));
            _twilightDamageTaken = 0;
            _materialDamageTaken = 0;
            return;
        }
 
        float damageRatio = float(_materialDamageTaken) / float(_twilightDamageTaken);
 
        CorporealityEvent action = CORPOREALITY_NONE;
        if (damageRatio < 0.98f)                             // [0   , 0.98[: Corporeality goes down
            action = CORPOREALITY_DECREASE;
        else if (0.99f < damageRatio && damageRatio < 1.01f) // ]0.99, 1.01[: Twilight Mending
            action = CORPOREALITY_TWILIGHT_MENDING;
        else if (1.02f < damageRatio)                        // ]1.02, +oo [: Corporeality goes up
            action = CORPOREALITY_INCREASE;
 
        switch (action)
        {
            case CORPOREALITY_NONE:
            {
                _materialDamageTaken = 0;
                _twilightDamageTaken = 0;
                return;
            }
            case CORPOREALITY_INCREASE:
            {
                if (_materialCorporealityValue >= (MAX_CORPOREALITY_STATE - 1))
                    return;
                ++_materialCorporealityValue;
                break;
            }
            case CORPOREALITY_DECREASE:
            {
                if (_materialCorporealityValue <= 0)
                    return;
                --_materialCorporealityValue;
                break;
            }
            case CORPOREALITY_TWILIGHT_MENDING:
            {
                _events.ScheduleEvent(EVENT_TWILIGHT_MENDING, Milliseconds(100));
                _materialDamageTaken = 0;
                _twilightDamageTaken = 0;
                return;
            }
        }
 
        _materialDamageTaken = 0;
        _twilightDamageTaken = 0;
 
        _instance->DoUpdateWorldState(WORLDSTATE_CORPOREALITY_MATERIAL, _materialCorporealityValue * 10);
        _instance->DoUpdateWorldState(WORLDSTATE_CORPOREALITY_TWILIGHT, 100 - _materialCorporealityValue * 10);
 
        for (uint8 itr = DATA_HALION; itr <= DATA_TWILIGHT_HALION; itr++)
        {
            if (Creature* halion = _instance->GetCreature(itr))
            {
                halion->CastSpell(halion, GetSpell(_materialCorporealityValue, itr == DATA_TWILIGHT_HALION), true);
 
                if (itr == DATA_TWILIGHT_HALION)
                    halion->AI()->Talk(oldValue < _materialCorporealityValue ? EMOTE_CORPOREALITY_TOT : EMOTE_CORPOREALITY_TIT, halion);
                else // if (itr == DATA_HALION)
                    halion->AI()->Talk(oldValue > _materialCorporealityValue ? EMOTE_CORPOREALITY_POT : EMOTE_CORPOREALITY_PIP, halion);
            }
        }
    }
 
    uint32 GetSpell(uint8 pctValue, bool isTwilight = false) const
    {
        CorporealityEntry entry = _corporealityReference[pctValue];
        return isTwilight ? entry.twilightRealmSpell : entry.materialRealmSpell;
    }
 
    EventMap _events;
    InstanceScript* _instance;
    SummonList _summons;
 
    uint32 _twilightDamageTaken;
    uint32 _materialDamageTaken;
    uint8 _materialCorporealityValue;
};
 
// 40081 - Orb Carrier
struct npc_orb_carrier : public ScriptedAI
{
    npc_orb_carrier(Creature* creature) : ScriptedAI(creature),
        _instance(creature->GetInstanceScript())
    {
        ASSERT(creature->GetVehicleKit());
    }
 
    void UpdateAI(uint32 diff) override
    {
        if (!me->HasUnitState(UNIT_STATE_CASTING))
            me->CastSpell(nullptr, SPELL_TRACK_ROTATION, false);
 
        scheduler.Update(diff);
    }
 
    void DoAction(int32 action) override
    {
        switch (action)
        {
            case ACTION_WARNING_SHOOT:
            {
                Vehicle* vehicle = me->GetVehicleKit();
                Unit* northOrb = vehicle->GetPassenger(SEAT_NORTH);
                if (northOrb && northOrb->GetTypeId() == TYPEID_UNIT)
                    northOrb->ToCreature()->AI()->Talk(EMOTE_WARN_LASER);
 
                scheduler.Schedule(Seconds(5), [this](TaskContext const& /*context*/)
                {
                    DoAction(ACTION_SHOOT);
                });
                break;
            }
            case ACTION_SHOOT:
            {
                Vehicle* vehicle = me->GetVehicleKit();
                Unit* southOrb = vehicle->GetPassenger(SEAT_SOUTH);
                Unit* northOrb = vehicle->GetPassenger(SEAT_NORTH);
                if (southOrb && northOrb)
                    TriggerCutter(northOrb, southOrb);
 
                if (Creature* twilightHalion = _instance->GetCreature(DATA_TWILIGHT_HALION))
                    twilightHalion->AI()->Talk(SAY_SPHERE_PULSE);
 
                if (!IsHeroic())
                    return;
 
                Unit* eastOrb = vehicle->GetPassenger(SEAT_EAST);
                Unit* westOrb = vehicle->GetPassenger(SEAT_WEST);
                if (eastOrb && westOrb)
                    TriggerCutter(eastOrb, westOrb);
                break;
            }
            default:
                break;
        }
    }
private:
    InstanceScript* _instance;
    TaskScheduler scheduler;
 
    void TriggerCutter(Unit* caster, Unit* target)
    {
        caster->CastSpell(caster, SPELL_TWILIGHT_PULSE_PERIODIC, true);
        target->CastSpell(target, SPELL_TWILIGHT_PULSE_PERIODIC, true);
        caster->CastSpell(target, SPELL_TWILIGHT_CUTTER, false);
    }
};
 
// 40029 - Meteor Strike
struct npc_meteor_strike_initial : public ScriptedAI
{
    npc_meteor_strike_initial(Creature* creature) : ScriptedAI(creature),
        _instance(creature->GetInstanceScript())
    {
        SetCombatMovement(false);
    }
 
    void DoAction(int32 action) override
    {
        switch (action)
        {
            case ACTION_METEOR_STRIKE_AOE:
                DoCastSelf(SPELL_METEOR_STRIKE_AOE_DAMAGE, true);
                DoCastSelf(SPELL_METEOR_STRIKE_FIRE_AURA_1, true);
                for (std::list<Creature*>::iterator itr = _meteorList.begin(); itr != _meteorList.end(); ++itr)
                    (*itr)->AI()->DoAction(ACTION_METEOR_STRIKE_BURN);
                break;
        }
    }
 
    void IsSummonedBy(WorldObject* summoner) override
    {
        Creature* owner = summoner->ToCreature();
        if (!owner)
            return;
 
        // Let Controller count as summoner
        if (Creature* controller = _instance->GetCreature(DATA_HALION_CONTROLLER))
            controller->AI()->JustSummoned(me);
 
        DoCastSelf(SPELL_METEOR_STRIKE_COUNTDOWN);
        DoCastSelf(SPELL_BIRTH_NO_VISUAL);
 
        if (HalionAI* halionAI = CAST_AI(HalionAI, owner->AI()))
        {
            Position const* ownerPos = halionAI->GetMeteorStrikePosition();
            float randomAdjustment = frand(static_cast<float>(M_PI / 5.0f), static_cast<float>(M_PI / 2.0f));
            float angle[4];
            angle[0] = me->GetAbsoluteAngle(ownerPos);
            angle[1] = angle[0] + randomAdjustment;
            angle[2] = angle[0] + static_cast<float>(M_PI);
            angle[3] = angle[2] + randomAdjustment;
 
            _meteorList.clear();
            for (uint8 i = 0; i < 4; i++)
            {
                angle[i] = Position::NormalizeOrientation(angle[i]);
                me->SetOrientation(angle[i]);
                Position newPos = me->GetNearPosition(10.0f, 0.0f); // Exact distance
                if (Creature* meteor = me->SummonCreature(NPC_METEOR_STRIKE_NORTH + i, newPos, TEMPSUMMON_TIMED_DESPAWN, 30s))
                    _meteorList.push_back(meteor);
            }
        }
    }
 
    void UpdateAI(uint32 /*diff*/) override { }
    void EnterEvadeMode(EvadeReason /*why*/) override { }
private:
    InstanceScript* _instance;
    std::list<Creature*> _meteorList;
};
 
// 40041, 40042, 40043, 40044 - Meteor Strike
struct npc_meteor_strike : public ScriptedAI
{
    npc_meteor_strike(Creature* creature) : ScriptedAI(creature),
        _instance(creature->GetInstanceScript()), _spawnCount(0)
    {
        SetCombatMovement(false);
    }
 
    void DoAction(int32 action) override
    {
        if (action == ACTION_METEOR_STRIKE_BURN)
        {
            DoCastSelf(SPELL_METEOR_STRIKE_FIRE_AURA_2, true);
            me->setActive(true);
            me->SetFarVisible(true);
            _events.ScheduleEvent(EVENT_SPAWN_METEOR_FLAME, Milliseconds(500));
        }
    }
 
    void IsSummonedBy(WorldObject* /*summoner*/) override
    {
        // Let Halion Controller count as summoner.
        if (Creature* controller = _instance->GetCreature(DATA_HALION_CONTROLLER))
            controller->AI()->JustSummoned(me);
    }
 
    void SetData(uint32 dataType, uint32 dataCount) override
    {
        if (dataType == DATA_SPAWNED_FLAMES)
            _spawnCount += dataCount;
    }
 
    uint32 GetData(uint32 dataType) const override
    {
        if (dataType == DATA_SPAWNED_FLAMES)
            return _spawnCount;
        return 0;
    }
 
    void UpdateAI(uint32 diff) override
    {
        _events.Update(diff);
 
        if (_events.ExecuteEvent() == EVENT_SPAWN_METEOR_FLAME)
        {
            Position pos = me->GetNearPosition(5.0f, frand(-static_cast<float>(M_PI / 6.0f), static_cast<float>(M_PI / 6.0f)));
            if (Creature* flame = me->SummonCreature(NPC_METEOR_STRIKE_FLAME, pos, TEMPSUMMON_TIMED_DESPAWN, 25s))
                flame->AI()->SetGUID(me->GetGUID(), DATA_ROOT_GUID);
        }
    }
 
private:
    InstanceScript* _instance;
    EventMap _events;
    uint8 _spawnCount;
};
 
// 40055 - Meteor Strike
struct npc_meteor_strike_flame : public ScriptedAI
{
    npc_meteor_strike_flame(Creature* creature) : ScriptedAI(creature),
        _instance(creature->GetInstanceScript())
    {
        SetCombatMovement(false);
    }
 
    void SetGUID(ObjectGuid const& guid, int32 id) override
    {
        if (id != DATA_ROOT_GUID)
            return;
 
        _rootOwnerGuid = guid;
        _events.ScheduleEvent(EVENT_SPAWN_METEOR_FLAME, Milliseconds(800));
    }
 
    void IsSummonedBy(WorldObject* /*summoner*/) override
    {
        // Let Halion Controller count as summoner.
        if (Creature* controller = _instance->GetCreature(DATA_HALION_CONTROLLER))
            controller->AI()->JustSummoned(me);
    }
 
    void UpdateAI(uint32 diff) override
    {
        _events.Update(diff);
        if (_events.ExecuteEvent() != EVENT_SPAWN_METEOR_FLAME)
            return;
 
        me->CastSpell(me, SPELL_METEOR_STRIKE_FIRE_AURA_2, true);
 
        Creature* meteorStrike = ObjectAccessor::GetCreature(*me, _rootOwnerGuid);
        if (!meteorStrike)
            return;
 
        meteorStrike->AI()->SetData(DATA_SPAWNED_FLAMES, 1);
        if (meteorStrike->AI()->GetData(DATA_SPAWNED_FLAMES) > 5)
            return;
 
        Position pos = me->GetNearPosition(5.0f, frand(-static_cast<float>(M_PI / 6.0f), static_cast<float>(M_PI / 6.0f)));
        if (Creature* flame = me->SummonCreature(NPC_METEOR_STRIKE_FLAME, pos, TEMPSUMMON_TIMED_DESPAWN, 25s))
            flame->AI()->SetGUID(_rootOwnerGuid, DATA_ROOT_GUID);
    }
 
    void EnterEvadeMode(EvadeReason /*why*/) override { }
 
private:
    InstanceScript* _instance;
    EventMap _events;
    ObjectGuid _rootOwnerGuid;
};
 
// 40001 - Combustion
// 40135 - Consumption
struct npc_combustion_consumption : public ScriptedAI
{
    npc_combustion_consumption(Creature* creature) : ScriptedAI(creature),
           _instance(creature->GetInstanceScript())
    {
        SetCombatMovement(false);
 
        switch (creature->GetEntry())
        {
            case NPC_COMBUSTION:
                _explosionSpell = SPELL_FIERY_COMBUSTION_EXPLOSION;
                _damageSpell = SPELL_COMBUSTION_DAMAGE_AURA;
                PhasingHandler::AddPhase(creature, DEFAULT_PHASE, false);
                if (IsHeroic())
                    PhasingHandler::AddPhase(creature, 174, false);
                break;
            case NPC_CONSUMPTION:
                _explosionSpell = SPELL_SOUL_CONSUMPTION_EXPLOSION;
                _damageSpell = SPELL_CONSUMPTION_DAMAGE_AURA;
                PhasingHandler::AddPhase(creature, 174, false);
                if (IsHeroic())
                    PhasingHandler::AddPhase(creature, DEFAULT_PHASE, false);
                break;
            default: // Should never happen
                _explosionSpell = 0;
                _damageSpell = 0;
                break;
        }
    }
 
    void IsSummonedBy(WorldObject* summoner) override
    {
        // Let Halion Controller count as summoner
        if (Creature* controller = _instance->GetCreature(DATA_HALION_CONTROLLER))
            controller->AI()->JustSummoned(me);
 
        _summonerGuid = summoner->GetGUID();
    }
 
    void SetData(uint32 type, uint32 stackAmount) override
    {
        Unit* summoner = ObjectAccessor::GetUnit(*me, _summonerGuid);
 
        if (type != DATA_STACKS_DISPELLED || !_damageSpell || !_explosionSpell || !summoner)
            return;
        CastSpellExtraArgs args;
        args.AddSpellMod(SPELLVALUE_AURA_STACK, stackAmount + 1);
        me->CastSpell(me, SPELL_SCALE_AURA, args);
        DoCastSelf(_damageSpell);
 
        int32 damage = 1200 + (stackAmount * 1290); // Needs more research.
        CastSpellExtraArgs args2;
        args2.AddSpellMod(SPELLVALUE_BASE_POINT0, damage);
        summoner->CastSpell(summoner, _explosionSpell, args2);
    }
 
    void UpdateAI(uint32 /*diff*/) override { }
 
private:
    InstanceScript* _instance;
    uint32 _explosionSpell;
    uint32 _damageSpell;
    ObjectGuid _summonerGuid;
};
 
// 40681 - Living Inferno
struct npc_living_inferno : public ScriptedAI
{
    npc_living_inferno(Creature* creature) : ScriptedAI(creature) { }
 
    void IsSummonedBy(WorldObject* /*summoner*/) override
    {
        DoZoneInCombat();
        me->CastSpell(me, SPELL_BLAZING_AURA, true);
 
        // SMSG_SPELL_GO for the living ember stuff isn't even sent to the client - Blizzard on drugs.
        if (me->GetMap()->GetDifficultyID() == DIFFICULTY_25_HC)
            scheduler.Schedule(Seconds(3), [this](TaskContext const& /*context*/)
            {
                me->CastSpell(me, SPELL_SPAWN_LIVING_EMBERS, true);
            });
 
        if (InstanceScript* instance = me->GetInstanceScript())
            if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
            {
                controller->AI()->DoAction(ACTION_ACTIVATE_EMBERS);
                controller->AI()->JustSummoned(me);
            }
    }
 
    void JustDied(Unit* /*killer*/) override
    {
        me->DespawnOrUnsummon(1ms);
    }
 
    void UpdateAI(uint32 diff) override
    {
        scheduler.Update(diff);
        ScriptedAI::UpdateAI(diff);
    }
 
private:
    TaskScheduler scheduler;
};
 
// 40683 - Living Ember
struct npc_living_ember : public ScriptedAI
{
    npc_living_ember(Creature* creature) : ScriptedAI(creature) { }
 
    void IsSummonedBy(WorldObject* /*summoner*/) override
    {
        if (InstanceScript* instance = me->GetInstanceScript())
            if (Creature* controller = instance->GetCreature(DATA_HALION_CONTROLLER))
                controller->AI()->JustSummoned(me);
    }
 
    void JustDied(Unit* /*killer*/) override
    {
        me->DespawnOrUnsummon(1ms);
    }
};
 
// 202794, 202796 - Twilight Portal
struct go_twilight_portal : public GameObjectAI
{
    go_twilight_portal(GameObject* gameobject) : GameObjectAI(gameobject),
        _instance(gameobject->GetInstanceScript()), _deleted(false)
    {
        switch (gameobject->GetEntry())
        {
            case GO_HALION_PORTAL_EXIT:
                PhasingHandler::AddPhase(gameobject, 174, false);
                _spellId = gameobject->GetGOInfo()->goober.spell;
                break;
            case GO_HALION_PORTAL_1:
            case GO_HALION_PORTAL_2:
                PhasingHandler::AddPhase(gameobject, DEFAULT_PHASE, false);
                _spellId = SPELL_TWILIGHT_REALM;
                break;
            default:
                _spellId = 0;
                break;
        }
    }
 
    bool OnGossipHello(Player* player) override
    {
        if (_spellId != 0)
            player->CastSpell(player, _spellId, true);
        return true;
    }
 
    void UpdateAI(uint32 /*diff*/) override
    {
        if (_instance->GetBossState(DATA_HALION) == IN_PROGRESS)
            return;
 
        if (!_deleted)
        {
            _deleted = true;
            me->Delete();
        }
    }
 
private:
    InstanceScript* _instance;
    uint32 _spellId;
    bool _deleted;
};
 
// 74641 - Meteor Strike
class spell_halion_meteor_strike_marker : public AuraScript
{
    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        if (!GetCaster())
            return;
 
        if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE)
            if (Creature* creCaster = GetCaster()->ToCreature())
                creCaster->AI()->DoAction(ACTION_METEOR_STRIKE_AOE);
    }
 
    void Register() override
    {
        AfterEffectRemove += AuraEffectRemoveFn(spell_halion_meteor_strike_marker::OnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 74792 - Soul Consumption
// 74562 - Fiery Combustion
class spell_halion_combustion_consumption : public AuraScript
{
public:
    spell_halion_combustion_consumption(uint32 spellID) : AuraScript(), _markSpell(spellID) { }
 
private:
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ _markSpell });
    }
 
    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_DEATH)
            return;
 
        if (GetTarget()->HasAura(_markSpell))
            GetTarget()->RemoveAurasDueToSpell(_markSpell, ObjectGuid::Empty, 0, AURA_REMOVE_BY_EXPIRE);
    }
 
    void OnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        GetTarget()->CastSpell(GetTarget(), _markSpell, true);
    }
 
    void AddMarkStack(AuraEffect const* /*aurEff*/)
    {
        GetTarget()->CastSpell(GetTarget(), _markSpell, true);
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_halion_combustion_consumption::AddMarkStack, EFFECT_0, SPELL_AURA_PERIODIC_DAMAGE);
        AfterEffectApply += AuraEffectApplyFn(spell_halion_combustion_consumption::OnApply, EFFECT_0, SPELL_AURA_PERIODIC_DAMAGE, AURA_EFFECT_HANDLE_REAL);
        AfterEffectRemove += AuraEffectRemoveFn(spell_halion_combustion_consumption::OnRemove, EFFECT_0, SPELL_AURA_PERIODIC_DAMAGE, AURA_EFFECT_HANDLE_REAL);
    }
 
    uint32 _markSpell;
};
 
// 74629 - Combustion Periodic
// 74803 - Consumption Periodic
class spell_halion_combustion_consumption_periodic : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellEffect({ { spellInfo->Id, EFFECT_0 } }) && ValidateSpellInfo({ spellInfo->GetEffect(EFFECT_0).TriggerSpell });
    }
 
    void HandleTick(AuraEffect const* aurEff)
    {
        PreventDefaultAction();
        Unit* caster = GetCaster();
        if (!caster)
            return;
 
        uint32 triggerSpell = aurEff->GetSpellEffectInfo().TriggerSpell;
        float radius = caster->GetObjectScale() * M_PI / 3;
 
        CastSpellExtraArgs args(aurEff);
        args.OriginalCaster = caster->GetGUID();
        args.AddSpellMod(SPELLVALUE_RADIUS_MOD, radius);
        caster->CastSpell(nullptr, triggerSpell, args);
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_halion_combustion_consumption_periodic::HandleTick, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL);
    }
};
 
// 74567 - Mark of Combustion
// 74795 - Mark of Consumption
class spell_halion_marks : public AuraScript
{
public:
    spell_halion_marks(uint32 summonSpell, uint32 removeSpell) : AuraScript(),
        _summonSpellId(summonSpell), _removeSpellId(removeSpell) { }
 
private:
    bool Validate(SpellInfo const* /*spell*/) override
    {
        return ValidateSpellInfo({ _summonSpellId, _removeSpellId });
    }
 
    void BeforeDispel(DispelInfo* dispelData)
    {
        // Prevent any stack from being removed at this point.
        dispelData->SetRemovedCharges(0);
 
        if (Unit* dispelledUnit = GetUnitOwner())
            if (dispelledUnit->HasAura(_removeSpellId))
                dispelledUnit->RemoveAurasDueToSpell(_removeSpellId, ObjectGuid::Empty, 0, AURA_REMOVE_BY_EXPIRE);
    }
 
    void OnRemove(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/)
    {
        if (GetTargetApplication()->GetRemoveMode() != AURA_REMOVE_BY_EXPIRE)
            return;
 
        // Stacks marker
        CastSpellExtraArgs args(TRIGGERED_FULL_MASK);
        args.SetOriginalCaster(GetCasterGUID());
        args.AddSpellMod(SPELLVALUE_BASE_POINT1, aurEff->GetBase()->GetStackAmount());
        GetTarget()->CastSpell(GetTarget(), _summonSpellId, args);
    }
 
    void Register() override
    {
        OnDispel += AuraDispelFn(spell_halion_marks::BeforeDispel);
        AfterEffectRemove += AuraEffectRemoveFn(spell_halion_marks::OnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
 
    uint32 _summonSpellId;
    uint32 _removeSpellId;
};
 
// 74610 - Fiery Combustion
// 74800 - Soul Consumption
class spell_halion_damage_aoe_summon : public SpellScript
{
    void HandleSummon(SpellEffIndex effIndex)
    {
        PreventHitDefaultEffect(effIndex);
        Unit* caster = GetCaster();
        uint32 entry = uint32(GetEffectInfo().MiscValue);
        SummonPropertiesEntry const* properties = sSummonPropertiesStore.LookupEntry(uint32(GetEffectInfo().MiscValueB));
        Milliseconds duration = Milliseconds(GetSpellInfo()->GetDuration());
 
        Position pos = caster->GetPosition();
        if (Creature* summon = caster->GetMap()->SummonCreature(entry, pos, properties, duration, caster, GetSpellInfo()->Id))
            if (summon->IsAIEnabled())
                summon->AI()->SetData(DATA_STACKS_DISPELLED, GetSpellValue()->EffectBasePoints[EFFECT_1]);
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_halion_damage_aoe_summon::HandleSummon, EFFECT_0, SPELL_EFFECT_SUMMON);
    }
};
 
// 74812 - Leave Twilight Realm
// 74807 - Twilight Realm
class spell_halion_twilight_realm_handlers : public AuraScript
{
public:
    spell_halion_twilight_realm_handlers(uint32 beforeHitSpell, bool isApplyHandler) : AuraScript(),
        _isApply(isApplyHandler), _beforeHitSpellId(beforeHitSpell)
    { }
 
private:
    bool Validate(SpellInfo const* /*spell*/) override
    {
        return ValidateSpellInfo({ _beforeHitSpellId });
    }
 
    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*handle*/)
    {
        GetTarget()->RemoveAurasDueToSpell(SPELL_TWILIGHT_REALM);
        if (InstanceScript* instance = GetTarget()->GetInstanceScript())
            instance->SendEncounterUnit(ENCOUNTER_FRAME_PHASE_SHIFT_CHANGED, nullptr);
    }
 
    void OnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*handle*/)
    {
        Unit* target = GetTarget();
        if (!target)
            return;
 
        target->RemoveAurasDueToSpell(_beforeHitSpellId, ObjectGuid::Empty, 0, AURA_REMOVE_BY_ENEMY_SPELL);
        if (InstanceScript* instance = target->GetInstanceScript())
            instance->SendEncounterUnit(ENCOUNTER_FRAME_PHASE_SHIFT_CHANGED, nullptr);
    }
 
    void Register() override
    {
        if (!_isApply)
        {
            AfterEffectApply += AuraEffectApplyFn(spell_halion_twilight_realm_handlers::OnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
            AfterEffectRemove += AuraEffectRemoveFn(spell_halion_twilight_realm_handlers::OnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
        }
        else
            AfterEffectApply += AuraEffectApplyFn(spell_halion_twilight_realm_handlers::OnApply, EFFECT_0, SPELL_AURA_PHASE, AURA_EFFECT_HANDLE_REAL);
    }
 
    bool _isApply;
    uint32 _beforeHitSpellId;
};
 
// 75396 - Clear Debuffs
class spell_halion_clear_debuffs : public SpellScript
{
    bool Validate(SpellInfo const* /*spell*/) override
    {
        return ValidateSpellInfo({ SPELL_CLEAR_DEBUFFS, SPELL_TWILIGHT_REALM });
    }
 
    void HandleScript(SpellEffIndex /*effIndex*/)
    {
        if (GetHitUnit()->HasAura(GetEffectInfo().CalcValueAsInt()))
            GetHitUnit()->RemoveAurasDueToSpell(GetEffectInfo().CalcValueAsInt());
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_halion_clear_debuffs::HandleScript, EFFECT_0, SPELL_EFFECT_SCRIPT_EFFECT);
    }
};
 
class TwilightCutterSelector
{
    public:
        TwilightCutterSelector(Unit* caster, Unit* target) : _caster(caster), _channelTarget(target) { }
 
        bool operator()(WorldObject* unit)
        {
            return !unit->IsInBetween(_caster, _channelTarget, 4.0f);
        }
 
    private:
        Unit* _caster;
        Unit* _channelTarget;
};
 
// 74769, 77844, 77845, 77846 - Twilight Cutter
class spell_halion_twilight_cutter : public SpellScript
{
    void RemoveNotBetween(std::list<WorldObject*>& unitList)
    {
        if (unitList.empty())
            return;
 
        Unit* caster = GetCaster();
        UF::DynamicUpdateFieldBase<ObjectGuid> const& channelObjects = caster->m_unitData->ChannelObjects;
        if (Unit* channelTarget = (channelObjects.size() == 1 ? ObjectAccessor::GetUnit(*caster, *channelObjects.begin()) : nullptr))
        {
            unitList.remove_if(TwilightCutterSelector(caster, channelTarget));
            return;
        }
 
        // In case cutter caster werent found for some reason
        unitList.clear();
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_halion_twilight_cutter::RemoveNotBetween, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
    }
};
 
// 74808 - Twilight Phasing
class spell_halion_twilight_phasing : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_SUMMON_TWILIGHT_PORTAL });
    }
 
    void Phase()
    {
        Unit* caster = GetCaster();
        caster->CastSpell(caster->GetPosition(), SPELL_SUMMON_TWILIGHT_PORTAL, true);
        caster->GetMap()->SummonCreature(NPC_TWILIGHT_HALION, HalionSpawnPos);
    }
 
    void Register() override
    {
        OnHit += SpellHitFn(spell_halion_twilight_phasing::Phase);
    }
};
 
// 74805 - Summon Exit Portals
class spell_halion_summon_exit_portals : public SpellScript
{
    void SetDest0(SpellDestination& dest)
    {
        Position const offset = { 0.0f, 20.0f, 0.0f, 0.0f };
        dest.RelocateOffset(offset);
    }
 
    void SetDest1(SpellDestination& dest)
    {
        Position const offset = { 0.0f, -20.0f, 0.0f, 0.0f };
        dest.RelocateOffset(offset);
    }
 
    void Register() override
    {
        OnDestinationTargetSelect += SpellDestinationTargetSelectFn(spell_halion_summon_exit_portals::SetDest0, EFFECT_0, TARGET_DEST_CASTER);
        OnDestinationTargetSelect += SpellDestinationTargetSelectFn(spell_halion_summon_exit_portals::SetDest1, EFFECT_1, TARGET_DEST_CASTER);
    }
};
 
// 75880 - Spawn Living Embers
class spell_halion_spawn_living_embers : public SpellScript
{
    void SelectMeteorFlames(std::list<WorldObject*>& unitList)
    {
        if (!unitList.empty())
            Trinity::Containers::RandomResize(unitList, 10);
    }
 
    void HandleScript(SpellEffIndex /* effIndex */)
    {
        GetHitUnit()->CastSpell(GetHitUnit(), SPELL_SUMMON_LIVING_EMBER, true);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_halion_spawn_living_embers::SelectMeteorFlames, EFFECT_0, TARGET_UNIT_SRC_AREA_ENTRY);
        OnEffectHitTarget += SpellEffectFn(spell_halion_spawn_living_embers::HandleScript, EFFECT_0, SPELL_EFFECT_SCRIPT_EFFECT);
    }
};
 
// 75886, 75887 - Blazing Aura
class spell_halion_blazing_aura : public SpellScript
{
    void HandleScript(SpellEffIndex effIndex)
    {
        PreventHitDefaultEffect(effIndex);
        GetHitUnit()->CastSpell(GetHitUnit(), GetEffectInfo().TriggerSpell);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_halion_blazing_aura::HandleScript, EFFECT_1, SPELL_EFFECT_FORCE_CAST);
    }
};
 
void AddSC_boss_halion()
{
    RegisterRubySanctumCreatureAI(boss_halion);
    RegisterRubySanctumCreatureAI(boss_twilight_halion);
 
    RegisterRubySanctumCreatureAI(npc_halion_controller);
    RegisterRubySanctumCreatureAI(npc_meteor_strike_flame);
    RegisterRubySanctumCreatureAI(npc_meteor_strike_initial);
    RegisterRubySanctumCreatureAI(npc_meteor_strike);
    RegisterRubySanctumCreatureAI(npc_combustion_consumption);
    RegisterRubySanctumCreatureAI(npc_orb_carrier);
    RegisterRubySanctumCreatureAI(npc_living_inferno);
    RegisterRubySanctumCreatureAI(npc_living_ember);
 
    RegisterRubySanctumGameObjectAI(go_twilight_portal);
 
    RegisterSpellScript(spell_halion_meteor_strike_marker);
    RegisterSpellScriptWithArgs(spell_halion_combustion_consumption, "spell_halion_soul_consumption", SPELL_MARK_OF_CONSUMPTION);
    RegisterSpellScriptWithArgs(spell_halion_combustion_consumption, "spell_halion_fiery_combustion", SPELL_MARK_OF_COMBUSTION);
    RegisterSpellScriptWithArgs(spell_halion_marks, "spell_halion_mark_of_combustion", SPELL_FIERY_COMBUSTION_SUMMON, SPELL_FIERY_COMBUSTION);
    RegisterSpellScriptWithArgs(spell_halion_marks, "spell_halion_mark_of_consumption", SPELL_SOUL_CONSUMPTION_SUMMON, SPELL_SOUL_CONSUMPTION);
    RegisterSpellScript(spell_halion_combustion_consumption_periodic);
    RegisterSpellScript(spell_halion_damage_aoe_summon);
    RegisterSpellScriptWithArgs(spell_halion_twilight_realm_handlers, "spell_halion_leave_twilight_realm", SPELL_SOUL_CONSUMPTION, false);
    RegisterSpellScriptWithArgs(spell_halion_twilight_realm_handlers, "spell_halion_enter_twilight_realm", SPELL_FIERY_COMBUSTION, true);
    RegisterSpellScript(spell_halion_summon_exit_portals);
    RegisterSpellScript(spell_halion_twilight_phasing);
    RegisterSpellScript(spell_halion_twilight_cutter);
    RegisterSpellScript(spell_halion_clear_debuffs);
    RegisterSpellScript(spell_halion_spawn_living_embers);
    RegisterSpellScript(spell_halion_blazing_aura);
}