boss_loken.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/>.
 */
 
/* ScriptData
SDName: Boss Loken
SD%Complete: 60%
SDComment: Missing intro.
SDCategory: Halls of Lightning
EndScriptData */
 
#include "ScriptMgr.h"
#include "halls_of_lightning.h"
#include "InstanceScript.h"
#include "ScriptedCreature.h"
#include "SpellScript.h"
 
enum Texts
{
 SAY_INTRO_1 = 0,
 SAY_INTRO_2 = 1,
 SAY_AGGRO = 2,
 SAY_NOVA = 3,
 SAY_SLAY = 4,
 SAY_75HEALTH = 5,
 SAY_50HEALTH = 6,
 SAY_25HEALTH = 7,
 SAY_DEATH = 8,
 EMOTE_NOVA = 9
};
 
enum Spells
{
 SPELL_ARC_LIGHTNING = 52921,
 SPELL_LIGHTNING_NOVA = 52960,
 
 SPELL_PULSING_SHOCKWAVE_AURA = 59414
};
 
#define SPELL_PULSING_SHOCKWAVE DUNGEON_MODE<uint32>(52961,59836)
 
enum Events
{
 EVENT_ARC_LIGHTNING = 1,
 EVENT_LIGHTNING_NOVA,
 EVENT_RESUME_PULSING_SHOCKWAVE,
 EVENT_INTRO_DIALOGUE
};
 
enum Phases
{
 // Phases are used to allow executing the intro event while UpdateVictim() returns false and convenience.
 PHASE_INTRO = 1,
 PHASE_NORMAL
};
 
enum Misc
{
 ACHIEV_TIMELY_DEATH_START_EVENT = 20384
};
 
/*######
## Boss Loken
######*/
 
struct boss_loken : public BossAI
{
 boss_loken(Creature* creature) : BossAI(creature, DATA_LOKEN)
 {
 Initialize();
 _isIntroDone = false;
 }
 
 void Initialize()
 {
 _healthAmountModifier = 1;
 }
 
 void Reset() override
 {
 Initialize();
 _Reset();
 }
 
 void JustEngagedWith(Unit* who) override
 {
 BossAI::JustEngagedWith(who);
 Talk(SAY_AGGRO);
 events.SetPhase(PHASE_NORMAL);
 events.ScheduleEvent(EVENT_ARC_LIGHTNING, 15s);
 events.ScheduleEvent(EVENT_LIGHTNING_NOVA, 20s);
 events.ScheduleEvent(EVENT_RESUME_PULSING_SHOCKWAVE, 1s);
 instance->TriggerGameEvent(ACHIEV_TIMELY_DEATH_START_EVENT);
 }
 
 void JustDied(Unit* /*killer*/) override
 {
 Talk(SAY_DEATH);
 _JustDied();
 instance->DoRemoveAurasDueToSpellOnPlayers(SPELL_PULSING_SHOCKWAVE_AURA, true, true);
 }
 
 void KilledUnit(Unit* who) override
 {
 if (who->GetTypeId() == TYPEID_PLAYER)
 Talk(SAY_SLAY);
 }
 
 void MoveInLineOfSight(Unit* who) override
 {
 if (!_isIntroDone && me->IsValidAttackTarget(who) && me->IsWithinDistInMap(who, 40.0f))
 {
 _isIntroDone = true;
 Talk(SAY_INTRO_1);
 events.ScheduleEvent(EVENT_INTRO_DIALOGUE, 20s, 0, PHASE_INTRO);
 }
 BossAI::MoveInLineOfSight(who);
 }
 
 void UpdateAI(uint32 diff) override
 {
 if (events.IsInPhase(PHASE_NORMAL) && !UpdateVictim())
 return;
 
 events.Update(diff);
 
 while (uint32 eventId = events.ExecuteEvent())
 {
 switch (eventId)
 {
 case EVENT_ARC_LIGHTNING:
 if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0))
 DoCast(target, SPELL_ARC_LIGHTNING);
 events.ScheduleEvent(EVENT_ARC_LIGHTNING, 15s, 16s);
 break;
 case EVENT_LIGHTNING_NOVA:
 Talk(SAY_NOVA);
 Talk(EMOTE_NOVA);
 DoCastAOE(SPELL_LIGHTNING_NOVA);
 me->RemoveAurasDueToSpell(SPELL_PULSING_SHOCKWAVE);
 events.ScheduleEvent(EVENT_RESUME_PULSING_SHOCKWAVE, DUNGEON_MODE(5s, 4s)); // Pause Pulsing Shockwave aura
 events.ScheduleEvent(EVENT_LIGHTNING_NOVA, 20s, 21s);
 break;
 case EVENT_RESUME_PULSING_SHOCKWAVE:
 DoCast(me, SPELL_PULSING_SHOCKWAVE_AURA, true);
 me->ClearUnitState(UNIT_STATE_CASTING); // Workaround to allow DoMeleeAttackIfReady work
 DoCast(me, SPELL_PULSING_SHOCKWAVE, true);
 break;
 case EVENT_INTRO_DIALOGUE:
 Talk(SAY_INTRO_2);
 events.SetPhase(PHASE_NORMAL);
 break;
 default:
 break;
 }
 }
 }
 
 void DamageTaken(Unit* /*attacker*/, uint32& damage, DamageEffectType /*damageType*/, SpellInfo const* /*spellInfo = nullptr*/) override
 {
 if (me->HealthBelowPctDamaged(100 - 25 * _healthAmountModifier, damage))
 {
 switch (_healthAmountModifier)
 {
 case 1:
 Talk(SAY_75HEALTH);
 break;
 case 2:
 Talk(SAY_50HEALTH);
 break;
 case 3:
 Talk(SAY_25HEALTH);
 break;
 default:
 break;
 }
 ++_healthAmountModifier;
 }
 }
 
 private:
 uint32 _healthAmountModifier;
 bool _isIntroDone;
};
 
// 52942, 59837 - Pulsing Shockwave
class spell_loken_pulsing_shockwave : public SpellScript
{
 void CalculateDamage(SpellEffIndex /*effIndex*/)
 {
 if (!GetHitUnit())
 return;
 
 float distance = GetCaster()->GetDistance2d(GetHitUnit());
 if (distance > 1.0f)
 SetHitDamage(int32(GetHitDamage() * distance));
 }
 
 void Register() override
 {
 OnEffectHitTarget += SpellEffectFn(spell_loken_pulsing_shockwave::CalculateDamage, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
 }
};
 
void AddSC_boss_loken()
{
 RegisterHallsOfLightningCreatureAI(boss_loken);
 RegisterSpellScript(spell_loken_pulsing_shockwave);
}