boss_supremus.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 "black_temple.h"
#include "MotionMaster.h"
#include "PassiveAI.h"
#include "ScriptedCreature.h"
 
enum Texts
{
 EMOTE_NEW_TARGET = 0,
 EMOTE_PUNCH_GROUND = 1,
 EMOTE_GROUND_CRACK = 2
};
 
enum Spells
{
 SPELL_MOLTEN_PUNCH = 40126,
 SPELL_HATEFUL_STRIKE = 41926,
 SPELL_MOLTEN_FLAME = 40980,
 SPELL_VOLCANIC_ERUPTION = 40117,
 SPELL_VOLCANIC_SUMMON = 40276,
 SPELL_VOLCANIC_GEYSER = 42055,
 SPELL_BERSERK = 45078,
 SPELL_SNARE_SELF = 41922,
 SPELL_CHARGE = 41581
};
 
enum Events
{
 EVENT_BERSERK = 1,
 EVENT_SWITCH_PHASE,
 EVENT_FLAME,
 EVENT_VOLCANO,
 EVENT_SWITCH_TARGET,
 EVENT_HATEFUL_STRIKE
};
 
enum Phases
{
 PHASE_INITIAL = 1,
 PHASE_STRIKE = 2,
 PHASE_CHASE = 3
};
 
enum Actions
{
 ACTION_DISABLE_VULCANO = 1
};
struct boss_supremus : public BossAI
{
 boss_supremus(Creature* creature) : BossAI(creature, DATA_SUPREMUS) { }
 
 void Reset() override
 {
 _Reset();
 events.SetPhase(PHASE_INITIAL);
 me->ApplySpellImmune(0, IMMUNITY_STATE, SPELL_AURA_MOD_TAUNT, false);
 me->ApplySpellImmune(0, IMMUNITY_EFFECT, SPELL_EFFECT_ATTACK_ME, false);
 }
 
 void EnterEvadeMode(EvadeReason /*why*/) override
 {
 summons.DespawnAll();
 _DespawnAtEvade();
 }
 
 void JustEngagedWith(Unit* who) override
 {
 BossAI::JustEngagedWith(who);
 ChangePhase();
 events.ScheduleEvent(EVENT_BERSERK, 15min);
 events.ScheduleEvent(EVENT_FLAME, 20s);
 }
 
 void ChangePhase()
 {
 if (events.IsInPhase(PHASE_INITIAL) || events.IsInPhase(PHASE_CHASE))
 {
 events.SetPhase(PHASE_STRIKE);
 DummyEntryCheckPredicate pred;
 summons.DoAction(ACTION_DISABLE_VULCANO, pred);
 events.ScheduleEvent(EVENT_HATEFUL_STRIKE, Seconds(2), 0, PHASE_STRIKE);
 me->RemoveAurasDueToSpell(SPELL_SNARE_SELF);
 me->ApplySpellImmune(0, IMMUNITY_STATE, SPELL_AURA_MOD_TAUNT, false);
 me->ApplySpellImmune(0, IMMUNITY_EFFECT, SPELL_EFFECT_ATTACK_ME, false);
 }
 else
 {
 events.SetPhase(PHASE_CHASE);
 events.ScheduleEvent(EVENT_VOLCANO, Seconds(5), 0, PHASE_CHASE);
 events.ScheduleEvent(EVENT_SWITCH_TARGET, Seconds(10), 0, PHASE_CHASE);
 me->ApplySpellImmune(0, IMMUNITY_STATE, SPELL_AURA_MOD_TAUNT, true);
 me->ApplySpellImmune(0, IMMUNITY_EFFECT, SPELL_EFFECT_ATTACK_ME, true);
 DoCast(SPELL_SNARE_SELF);
 }
 ResetThreatList();
 DoZoneInCombat();
 events.ScheduleEvent(EVENT_SWITCH_PHASE, 1min);
 }
 
 Unit* CalculateHatefulStrikeTarget()
 {
 uint64 health = 0;
 Unit* target = nullptr;
 
 for (auto* ref : me->GetThreatManager().GetUnsortedThreatList())
 {
 Unit* unit = ref->GetVictim();
 if (me->IsWithinMeleeRange(unit))
 {
 if (unit->GetHealth() > health)
 {
 health = unit->GetHealth();
 target = unit;
 }
 }
 }
 
 return target;
 }
 
 void ExecuteEvent(uint32 eventId) override
 {
 switch (eventId)
 {
 case EVENT_BERSERK:
 DoCastSelf(SPELL_BERSERK, true);
 break;
 case EVENT_FLAME:
 DoCast(SPELL_MOLTEN_PUNCH);
 events.Repeat(Seconds(15), Seconds(20));
 break;
 case EVENT_HATEFUL_STRIKE:
 if (Unit* target = CalculateHatefulStrikeTarget())
 DoCast(target, SPELL_HATEFUL_STRIKE);
 events.Repeat(Seconds(5));
 break;
 case EVENT_SWITCH_TARGET:
 if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 100.0f, true))
 {
 ResetThreatList();
 AddThreat(target, 1000000.0f);
 DoCast(target, SPELL_CHARGE);
 Talk(EMOTE_NEW_TARGET);
 }
 events.Repeat(Seconds(10));
 break;
 case EVENT_VOLCANO:
 DoCastAOE(SPELL_VOLCANIC_SUMMON, true);
 Talk(EMOTE_GROUND_CRACK);
 events.Repeat(Seconds(10));
 break;
 case EVENT_SWITCH_PHASE:
 ChangePhase();
 break;
 default:
 break;
 }
 }
};
 
struct npc_molten_flame : public NullCreatureAI
{
 npc_molten_flame(Creature* creature) : NullCreatureAI(creature) { }
 
 void InitializeAI() override
 {
 float x, y, z;
 me->GetNearPoint(me, x, y, z, 100.0f, frand(0.f, 2.f * float(M_PI)));
 me->GetMotionMaster()->MovePoint(0, x, y, z);
 DoCastSelf(SPELL_MOLTEN_FLAME, true);
 }
};
 
struct npc_volcano : public NullCreatureAI
{
 npc_volcano(Creature* creature) : NullCreatureAI(creature) { }
 
 void Reset() override
 {
 _scheduler.Schedule(Seconds(3), [this](TaskContext /*context*/)
 {
 DoCastSelf(SPELL_VOLCANIC_ERUPTION);
 });
 }
 
 void DoAction(int32 action) override
 {
 if (action == ACTION_DISABLE_VULCANO)
 {
 me->RemoveAurasDueToSpell(SPELL_VOLCANIC_ERUPTION);
 me->RemoveAurasDueToSpell(SPELL_VOLCANIC_GEYSER);
 }
 }
 
 void UpdateAI(uint32 diff) override
 {
 _scheduler.Update(diff);
 }
 
private:
 TaskScheduler _scheduler;
};
 
void AddSC_boss_supremus()
{
 RegisterBlackTempleCreatureAI(boss_supremus);
 RegisterBlackTempleCreatureAI(npc_molten_flame);
 RegisterBlackTempleCreatureAI(npc_volcano);
}