boss_scourgelord_tyrannus.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 "InstanceScript.h"
#include "MotionMaster.h"
#include "ObjectAccessor.h"
#include "pit_of_saron.h"
#include "Player.h"
#include "PlayerAI.h"
#include "ScriptedCreature.h"
#include "SpellAuraEffects.h"
#include "SpellScript.h"
#include "TemporarySummon.h"
#include "Vehicle.h"
 
enum Yells
{
    // Gorkun
    SAY_GORKUN_INTRO_2              = 0,
    SAY_GORKUN_OUTRO_1              = 1,
    SAY_GORKUN_OUTRO_2              = 2,
 
    // Tyrannus
    SAY_AMBUSH_1                    = 3,
    SAY_AMBUSH_2                    = 4,
    SAY_GAUNTLET_START              = 5,
    SAY_TYRANNUS_INTRO_1            = 6,
    SAY_TYRANNUS_INTRO_3            = 7,
    SAY_AGGRO                       = 8,
    SAY_SLAY                        = 9,
    SAY_DEATH                       = 10,
    SAY_MARK_RIMEFANG_1             = 11,
    SAY_MARK_RIMEFANG_2             = 12,
    SAY_DARK_MIGHT_1                = 13,
    SAY_DARK_MIGHT_2                = 14,
 
    // Jaina
    SAY_JAYNA_OUTRO_3               = 3,
    SAY_JAYNA_OUTRO_4               = 4,
    SAY_JAYNA_OUTRO_5               = 5,
 
    // Sylvanas
    SAY_SYLVANAS_OUTRO_3            = 3,
    SAY_SYLVANAS_OUTRO_4            = 4
};
 
enum Spells
{
    SPELL_OVERLORD_BRAND            = 69172,
    SPELL_OVERLORD_BRAND_HEAL       = 69190,
    SPELL_OVERLORD_BRAND_DAMAGE     = 69189,
    SPELL_FORCEFUL_SMASH            = 69155,
    SPELL_UNHOLY_POWER              = 69167,
    SPELL_MARK_OF_RIMEFANG          = 69275,
    SPELL_HOARFROST                 = 69246,
 
    SPELL_ICY_BLAST                 = 69232,
    SPELL_ICY_BLAST_AURA            = 69238,
 
    SPELL_EJECT_ALL_PASSENGERS      = 50630,
    SPELL_FULL_HEAL                 = 43979,
};
 
enum Events
{
    EVENT_OVERLORD_BRAND    = 1,
    EVENT_FORCEFUL_SMASH    = 2,
    EVENT_UNHOLY_POWER      = 3,
    EVENT_MARK_OF_RIMEFANG  = 4,
 
    // Rimefang
    EVENT_MOVE_NEXT         = 5,
    EVENT_HOARFROST         = 6,
    EVENT_ICY_BLAST         = 7,
 
    EVENT_INTRO_1           = 8,
    EVENT_INTRO_2           = 9,
    EVENT_INTRO_3           = 10,
    EVENT_COMBAT_START      = 11,
};
 
enum Phases
{
    PHASE_NONE      = 0,
    PHASE_INTRO     = 1,
    PHASE_COMBAT    = 2,
    PHASE_OUTRO     = 3
};
 
enum Actions
{
    ACTION_START_INTRO      = 1,
    ACTION_START_RIMEFANG   = 2,
    ACTION_START_OUTRO      = 3,
    ACTION_END_COMBAT       = 4,
};
 
#define GUID_HOARFROST 1
 
static const Position rimefangPos[10] =
{
    {1017.299f, 168.9740f, 642.9259f, 0.000000f},
    {1047.868f, 126.4931f, 665.0453f, 0.000000f},
    {1069.828f, 138.3837f, 665.0453f, 0.000000f},
    {1063.042f, 164.5174f, 665.0453f, 0.000000f},
    {1031.158f, 195.1441f, 665.0453f, 0.000000f},
    {1019.087f, 197.8038f, 665.0453f, 0.000000f},
    {967.6233f, 168.9670f, 665.0453f, 0.000000f},
    {969.1198f, 140.4722f, 665.0453f, 0.000000f},
    {986.7153f, 141.6424f, 665.0453f, 0.000000f},
    {1012.601f, 142.4965f, 665.0453f, 0.000000f},
};
 
static Position const miscPos = { 1018.376f, 167.2495f, 628.2811f, 0.000000f }; // tyrannus combat start position
 
struct boss_tyrannus : public BossAI
{
    boss_tyrannus(Creature* creature) : BossAI(creature, DATA_TYRANNUS)
    {
    }
 
    void InitializeAI() override
    {
        if (instance->GetBossState(DATA_TYRANNUS) != DONE)
            Reset();
        else
            me->DespawnOrUnsummon();
    }
 
    void Reset() override
    {
        events.Reset();
        events.SetPhase(PHASE_NONE);
        me->SetReactState(REACT_PASSIVE);
        me->SetUnitFlag(UNIT_FLAG_NON_ATTACKABLE);
        instance->SetBossState(DATA_TYRANNUS, NOT_STARTED);
    }
 
    Creature* GetRimefang()
    {
        return ObjectAccessor::GetCreature(*me, instance->GetGuidData(DATA_RIMEFANG));
    }
 
    void JustEngagedWith(Unit* /*who*/) override
    {
        Talk(SAY_AGGRO);
    }
 
    void AttackStart(Unit* victim) override
    {
        if (me->HasUnitFlag(UNIT_FLAG_NON_ATTACKABLE))
            return;
 
        if (victim && me->Attack(victim, true) && !events.IsInPhase(PHASE_INTRO))
            me->GetMotionMaster()->MoveChase(victim);
    }
 
    void EnterEvadeMode(EvadeReason /*why*/) override
    {
        instance->SetBossState(DATA_TYRANNUS, FAIL);
        if (Creature* rimefang = GetRimefang())
            rimefang->AI()->EnterEvadeMode();
 
        me->DespawnOrUnsummon();
    }
 
    void KilledUnit(Unit* victim) override
    {
        if (victim->GetTypeId() == TYPEID_PLAYER)
            Talk(SAY_SLAY);
    }
 
    void JustDied(Unit* /*killer*/) override
    {
        Talk(SAY_DEATH);
        instance->SetBossState(DATA_TYRANNUS, DONE);
 
        // Prevent corpse despawning
        if (TempSummon* summ = me->ToTempSummon())
            summ->SetTempSummonType(TEMPSUMMON_DEAD_DESPAWN);
 
        // Stop combat for Rimefang
        if (Creature* rimefang = GetRimefang())
            rimefang->AI()->DoAction(ACTION_END_COMBAT);
    }
 
    void DoAction(int32 actionId) override
    {
        if (actionId == ACTION_START_INTRO)
        {
            Talk(SAY_TYRANNUS_INTRO_1);
            events.SetPhase(PHASE_INTRO);
            events.ScheduleEvent(EVENT_INTRO_1, 14s, 0, PHASE_INTRO);
            events.ScheduleEvent(EVENT_INTRO_2, 22s, 0, PHASE_INTRO);
            events.ScheduleEvent(EVENT_INTRO_3, 34s, 0, PHASE_INTRO);
            events.ScheduleEvent(EVENT_COMBAT_START, 36s, 0, PHASE_INTRO);
            instance->SetBossState(DATA_TYRANNUS, IN_PROGRESS);
        }
    }
 
    void UpdateAI(uint32 diff) override
    {
        if (!UpdateVictim() && !events.IsInPhase(PHASE_INTRO))
            return;
 
        events.Update(diff);
 
        while (uint32 eventId = events.ExecuteEvent())
        {
            switch (eventId)
            {
                case EVENT_INTRO_1:
                    //Talk(SAY_GORKUN_INTRO_2, pGorkunOrVictus);
                    break;
                case EVENT_INTRO_2:
                    Talk(SAY_TYRANNUS_INTRO_3);
                    break;
                case EVENT_INTRO_3:
                    me->ExitVehicle();
                    me->GetMotionMaster()->MovePoint(0, miscPos);
                    break;
                case EVENT_COMBAT_START:
                    if (Creature* rimefang = ObjectAccessor::GetCreature(*me, instance->GetGuidData(DATA_RIMEFANG)))
                        rimefang->AI()->DoAction(ACTION_START_RIMEFANG);    //set rimefang also infight
                    events.SetPhase(PHASE_COMBAT);
                    me->RemoveUnitFlag(UNIT_FLAG_NON_ATTACKABLE);
                    me->SetReactState(REACT_AGGRESSIVE);
                    DoCast(me, SPELL_FULL_HEAL);
                    DoZoneInCombat();
                    events.ScheduleEvent(EVENT_OVERLORD_BRAND, 5s, 7s);
                    events.ScheduleEvent(EVENT_FORCEFUL_SMASH, 14s, 16s);
                    events.ScheduleEvent(EVENT_MARK_OF_RIMEFANG, 25s, 27s);
                    break;
                case EVENT_OVERLORD_BRAND:
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 0.0f, true))
                        DoCast(target, SPELL_OVERLORD_BRAND);
                    events.ScheduleEvent(EVENT_OVERLORD_BRAND, 11s, 12s);
                    break;
                case EVENT_FORCEFUL_SMASH:
                    DoCastVictim(SPELL_FORCEFUL_SMASH);
                    events.ScheduleEvent(EVENT_UNHOLY_POWER, 1s);
                    break;
                case EVENT_UNHOLY_POWER:
                    Talk(SAY_DARK_MIGHT_1);
                    Talk(SAY_DARK_MIGHT_2);
                    DoCast(me, SPELL_UNHOLY_POWER);
                    events.ScheduleEvent(EVENT_FORCEFUL_SMASH, 40s, 48s);
                    break;
                case EVENT_MARK_OF_RIMEFANG:
                    Talk(SAY_MARK_RIMEFANG_1);
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 0.0f, true))
                    {
                        Talk(SAY_MARK_RIMEFANG_2, target);
                        DoCast(target, SPELL_MARK_OF_RIMEFANG);
                    }
                    events.ScheduleEvent(EVENT_MARK_OF_RIMEFANG, 24s, 26s);
                    break;
            }
 
            if (me->HasUnitState(UNIT_STATE_CASTING))
                return;
        }
 
        DoMeleeAttackIfReady();
    }
};
 
struct boss_rimefang : public ScriptedAI
{
    boss_rimefang(Creature* creature) : ScriptedAI(creature)
    {
        Initialize();
    }
 
    void Initialize()
    {
        _currentWaypoint = 0;
        _hoarfrostTargetGUID.Clear();
    }
 
    void Reset() override
    {
        _events.Reset();
        _events.SetPhase(PHASE_NONE);
        Initialize();
        me->SetCanFly(true);
        me->SetReactState(REACT_PASSIVE);
        me->SetUnitFlag(UNIT_FLAG_NON_ATTACKABLE);
    }
 
    void JustReachedHome() override
    {
        if (Vehicle* _vehicle = me->GetVehicleKit())
            _vehicle->InstallAllAccessories(false);
    }
 
    void DoAction(int32 actionId) override
    {
        if (actionId == ACTION_START_RIMEFANG)
        {
            _events.SetPhase(PHASE_COMBAT);
            DoZoneInCombat();
            _events.ScheduleEvent(EVENT_MOVE_NEXT, 500ms, 0, PHASE_COMBAT);
            _events.ScheduleEvent(EVENT_ICY_BLAST, 15s, 0, PHASE_COMBAT);
        }
        else if (actionId == ACTION_END_COMBAT)
            _EnterEvadeMode();
    }
 
    void SetGUID(ObjectGuid const& guid, int32 id) override
    {
        if (id == GUID_HOARFROST)
        {
            _hoarfrostTargetGUID = guid;
            _events.ScheduleEvent(EVENT_HOARFROST, 1s);
        }
    }
 
    void UpdateAI(uint32 diff) override
    {
        if (!UpdateVictim() && !_events.IsInPhase(PHASE_COMBAT))
            return;
 
        _events.Update(diff);
 
        while (uint32 eventId = _events.ExecuteEvent())
        {
            switch (eventId)
            {
                case EVENT_MOVE_NEXT:
                    if (_currentWaypoint >= 10 || _currentWaypoint == 0)
                        _currentWaypoint = 1;
                    me->GetMotionMaster()->MovePoint(0, rimefangPos[_currentWaypoint]);
                    ++_currentWaypoint;
                    _events.ScheduleEvent(EVENT_MOVE_NEXT, 2s, 0, PHASE_COMBAT);
                    break;
                case EVENT_ICY_BLAST:
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0))
                        DoCast(target, SPELL_ICY_BLAST);
                    _events.ScheduleEvent(EVENT_ICY_BLAST, 15s, 0, PHASE_COMBAT);
                    break;
                case EVENT_HOARFROST:
                    if (Unit* target = ObjectAccessor::GetUnit(*me, _hoarfrostTargetGUID))
                    {
                        DoCast(target, SPELL_HOARFROST);
                        _hoarfrostTargetGUID.Clear();
                    }
                    break;
                default:
                    break;
            }
        }
    }
 
private:
    ObjectGuid _hoarfrostTargetGUID;
    EventMap _events;
    uint8 _currentWaypoint;
};
 
class player_overlord_brandAI : public PlayerAI
{
    public:
        player_overlord_brandAI(Player* player, ObjectGuid casterGUID) : PlayerAI(player), _tyrannusGUID(casterGUID) { }
 
        void DamageDealt(Unit* /*victim*/, uint32& damage, DamageEffectType /*damageType*/) override
        {
            if (Creature* tyrannus = ObjectAccessor::GetCreature(*me, _tyrannusGUID))
                if (Unit* victim = tyrannus->GetVictim())
                {
                    CastSpellExtraArgs args(tyrannus->GetGUID());
                    args.AddSpellBP0(damage);
                    me->CastSpell(victim, SPELL_OVERLORD_BRAND_DAMAGE, args);
                }
        }
 
        void HealDone(Unit* /*target*/, uint32& addHealth) override
        {
            if (Creature* tyrannus = ObjectAccessor::GetCreature(*me, _tyrannusGUID))
            {
                CastSpellExtraArgs args(tyrannus->GetGUID());
                args.AddSpellBP0(addHealth * 5.5f);
                me->CastSpell(tyrannus, SPELL_OVERLORD_BRAND_HEAL, args);
            }
        }
 
        void UpdateAI(uint32 /*diff*/) override { }
 
    private:
        ObjectGuid _tyrannusGUID;
};
 
// 69172 - Overlord's Brand
class spell_tyrannus_overlord_brand : public AuraScript
{
    PrepareAuraScript(spell_tyrannus_overlord_brand);
 
    bool Load() override
    {
        return GetCaster() && GetCaster()->GetEntry() == NPC_TYRANNUS;
    }
 
    void OnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        if (GetTarget()->GetTypeId() != TYPEID_PLAYER)
            return;
 
        Player* pTarget = GetTarget()->ToPlayer();
        GetTarget()->PushAI(new player_overlord_brandAI(pTarget, GetCasterGUID()));
    }
 
    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        if (GetTarget()->GetTypeId() != TYPEID_PLAYER)
            return;
 
        GetTarget()->PopAI();
    }
 
    void Register() override
    {
        AfterEffectApply += AuraEffectApplyFn(spell_tyrannus_overlord_brand::OnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
        AfterEffectRemove += AuraEffectRemoveFn(spell_tyrannus_overlord_brand::OnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 69275 - Mark of Rimefang
class spell_tyrannus_mark_of_rimefang : public AuraScript
{
    PrepareAuraScript(spell_tyrannus_mark_of_rimefang);
 
    void OnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        Unit* caster = GetCaster();
        if (!caster || caster->GetTypeId() != TYPEID_UNIT)
            return;
 
        if (InstanceScript* instance = caster->GetInstanceScript())
            if (Creature* rimefang = ObjectAccessor::GetCreature(*caster, instance->GetGuidData(DATA_RIMEFANG)))
                rimefang->AI()->SetGUID(GetTarget()->GetGUID(), GUID_HOARFROST);
    }
 
    void Register() override
    {
        AfterEffectApply += AuraEffectApplyFn(spell_tyrannus_mark_of_rimefang::OnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 69232 - Icy Blast
class spell_tyrannus_rimefang_icy_blast : public SpellScript
{
    PrepareSpellScript(spell_tyrannus_rimefang_icy_blast);
 
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_ICY_BLAST_AURA });
    }
 
    void HandleTriggerMissile(SpellEffIndex effIndex)
    {
        PreventHitDefaultEffect(effIndex);
        if (Position const* pos = GetHitDest())
            if (TempSummon* summon = GetCaster()->SummonCreature(NPC_ICY_BLAST, *pos, TEMPSUMMON_TIMED_DESPAWN, 1min))
                summon->CastSpell(summon, SPELL_ICY_BLAST_AURA, true);
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_tyrannus_rimefang_icy_blast::HandleTriggerMissile, EFFECT_1, SPELL_EFFECT_TRIGGER_MISSILE);
    }
};
 
class at_tyrannus_event_starter : public AreaTriggerScript
{
    public:
        at_tyrannus_event_starter() : AreaTriggerScript("at_tyrannus_event_starter") { }
 
        bool OnTrigger(Player* player, AreaTriggerEntry const* /*at*/) override
        {
            InstanceScript* instance = player->GetInstanceScript();
            if (player->IsGameMaster() || !instance)
                return false;
 
            if (instance->GetBossState(DATA_TYRANNUS) != IN_PROGRESS && instance->GetBossState(DATA_TYRANNUS) != DONE)
                if (Creature* tyrannus = ObjectAccessor::GetCreature(*player, instance->GetGuidData(DATA_TYRANNUS)))
                {
                    tyrannus->AI()->DoAction(ACTION_START_INTRO);
                    return true;
                }
 
            return false;
        }
};
 
void AddSC_boss_tyrannus()
{
    RegisterPitOfSaronCreatureAI(boss_tyrannus);
    RegisterPitOfSaronCreatureAI(boss_rimefang);
    RegisterSpellScript(spell_tyrannus_overlord_brand);
    RegisterSpellScript(spell_tyrannus_mark_of_rimefang);
    RegisterSpellScript(spell_tyrannus_rimefang_icy_blast);
    new at_tyrannus_event_starter();
}