boss_warlord_najentus.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 "GameObjectAI.h"
#include "GridNotifiers.h"
#include "GameObject.h"
#include "InstanceScript.h"
#include "ObjectAccessor.h"
#include "Player.h"
#include "ScriptedCreature.h"
#include "SpellInfo.h"
#include "SpellScript.h"
 
enum Texts
{
 SAY_AGGRO = 0,
 SAY_NEEDLE = 1,
 SAY_SLAY = 2,
 SAY_SPECIAL = 3,
 SAY_ENRAGE = 4,
 SAY_DEATH = 5
};
 
enum Spells
{
 SPELL_NEEDLE_SPINE_TARGETING = 39992,
 SPELL_NEEDLE_SPINE = 39835,
 SPELL_TIDAL_BURST = 39878,
 SPELL_TIDAL_SHIELD = 39872,
 SPELL_IMPALING_SPINE = 39837,
 SPELL_CREATE_NAJENTUS_SPINE = 39956,
 SPELL_HURL_SPINE = 39948,
 SPELL_BERSERK = 26662
};
 
enum Events
{
 EVENT_BERSERK = 1,
 EVENT_YELL = 2,
 EVENT_NEEDLE = 3,
 EVENT_SPINE = 4,
 EVENT_SHIELD = 5
};
 
enum Misc
{
 DATA_REMOVE_IMPALING_SPINE = 1,
 ACTION_RESET_IMPALING_TARGET = 2
};
 
struct boss_najentus : public BossAI
{
 boss_najentus(Creature* creature) : BossAI(creature, DATA_HIGH_WARLORD_NAJENTUS) { }
 
 void Reset() override
 {
 _Reset();
 _spineTargetGUID.Clear();
 }
 
 void EnterEvadeMode(EvadeReason /*why*/) override
 {
 _EnterEvadeMode();
 _DespawnAtEvade();
 }
 
 void KilledUnit(Unit* victim) override
 {
 if (victim->GetTypeId() == TYPEID_PLAYER)
 Talk(SAY_SLAY);
 }
 
 void JustDied(Unit* /*killer*/) override
 {
 _JustDied();
 Talk(SAY_DEATH);
 }
 
 void SpellHit(WorldObject* /*caster*/, SpellInfo const* spellInfo) override
 {
 if (spellInfo->Id == SPELL_HURL_SPINE && me->HasAura(SPELL_TIDAL_SHIELD))
 {
 me->RemoveAurasDueToSpell(SPELL_TIDAL_SHIELD);
 DoCastSelf(SPELL_TIDAL_BURST, true);
 events.RescheduleEvent(EVENT_SPINE, Seconds(2));
 }
 }
 
 void JustEngagedWith(Unit* who) override
 {
 BossAI::JustEngagedWith(who);
 Talk(SAY_AGGRO);
 events.ScheduleEvent(EVENT_NEEDLE, 2s);
 events.ScheduleEvent(EVENT_SHIELD, 1min);
 events.ScheduleEvent(EVENT_SPINE, 30s);
 events.ScheduleEvent(EVENT_BERSERK, 480s);
 events.ScheduleEvent(EVENT_YELL, 45s, 100s);
 }
 
 uint32 GetData(uint32 data) const override
 {
 if (data == DATA_REMOVE_IMPALING_SPINE)
 return RemoveImpalingSpine() ? 1 : 0;
 return 0;
 }
 
 void DoAction(int32 actionId) override
 {
 if (actionId == ACTION_RESET_IMPALING_TARGET)
 _spineTargetGUID.Clear();
 }
 
 bool RemoveImpalingSpine() const
 {
 if (!_spineTargetGUID)
 return false;
 
 Unit* target = ObjectAccessor::GetUnit(*me, _spineTargetGUID);
 if (target && target->HasAura(SPELL_IMPALING_SPINE))
 target->RemoveAurasDueToSpell(SPELL_IMPALING_SPINE);
 return true;
 }
 
 void ExecuteEvent(uint32 eventId) override
 {
 switch (eventId)
 {
 case EVENT_SHIELD:
 DoCastSelf(SPELL_TIDAL_SHIELD, true);
 events.RescheduleEvent(EVENT_SPINE, Seconds(50));
 events.Repeat(Seconds(55), Seconds(60));
 break;
 case EVENT_BERSERK:
 Talk(SAY_ENRAGE);
 DoCastSelf(SPELL_BERSERK, true);
 break;
 case EVENT_SPINE:
 if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1, 200.0f, true))
 {
 DoCast(target, SPELL_IMPALING_SPINE, true);
 _spineTargetGUID = target->GetGUID();
 //must let target summon, otherwise you cannot click the spine
 target->SummonGameObject(GO_NAJENTUS_SPINE, *target, QuaternionData(), 30s);
 Talk(SAY_NEEDLE);
 }
 events.Repeat(Seconds(20), Seconds(25));
 break;
 case EVENT_NEEDLE:
 DoCastSelf(SPELL_NEEDLE_SPINE_TARGETING, true);
 events.Repeat(Seconds(2));
 break;
 case EVENT_YELL:
 Talk(SAY_SPECIAL);
 events.Repeat(Seconds(25), Seconds(100));
 break;
 default:
 break;
 }
 }
 
private:
 ObjectGuid _spineTargetGUID;
};
 
struct go_najentus_spine : public GameObjectAI
{
 go_najentus_spine(GameObject* go) : GameObjectAI(go), _instance(go->GetInstanceScript()) { }
 
 bool OnGossipHello(Player* player) override
 {
 if (!_instance)
 return false;
 
 if (Creature* najentus = _instance->GetCreature(DATA_HIGH_WARLORD_NAJENTUS))
 if (najentus->AI()->GetData(DATA_REMOVE_IMPALING_SPINE))
 {
 najentus->AI()->DoAction(ACTION_RESET_IMPALING_TARGET);
 me->CastSpell(player, SPELL_CREATE_NAJENTUS_SPINE, true);
 me->Delete();
 }
 return true;
 }
private:
 InstanceScript* _instance;
};
 
// 39992 - Needle Spine Targeting
class spell_najentus_needle_spine : public SpellScript
{
 bool Validate(SpellInfo const* /*spellInfo*/) override
 {
 return ValidateSpellInfo({ SPELL_NEEDLE_SPINE });
 }
 
 void FilterTargets(std::list<WorldObject*>& targets)
 {
 targets.remove_if(Trinity::UnitAuraCheck(true, SPELL_IMPALING_SPINE));
 }
 
 void HandleScript(SpellEffIndex /*effIndex*/)
 {
 GetCaster()->CastSpell(GetHitUnit(), SPELL_NEEDLE_SPINE, true);
 }
 
 void Register() override
 {
 OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_najentus_needle_spine::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
 OnEffectHitTarget += SpellEffectFn(spell_najentus_needle_spine::HandleScript, EFFECT_0, SPELL_EFFECT_DUMMY);
 }
};
 
void AddSC_boss_najentus()
{
 RegisterBlackTempleCreatureAI(boss_najentus);
 RegisterGameObjectAI(go_najentus_spine);
 RegisterSpellScript(spell_najentus_needle_spine);
}