boss_krystallus.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 "halls_of_stone.h"
#include "ScriptedCreature.h"
#include "SpellInfo.h"
#include "SpellScript.h"
 
enum Spells
{
 SPELL_BOULDER_TOSS = 50843,
 SPELL_GROUND_SPIKE = 59750,
 SPELL_GROUND_SLAM = 50827,
 SPELL_SHATTER = 50810,
 SPELL_SHATTER_EFFECT = 50811,
 SPELL_STONED = 50812,
 SPELL_STOMP = 48131
};
 
enum Yells
{
 SAY_AGGRO = 0,
 SAY_KILL = 1,
 SAY_DEATH = 2,
 SAY_SHATTER = 3
};
 
enum Events
{
 EVENT_BOULDER_TOSS = 1,
 EVENT_GROUND_SPIKE,
 EVENT_GROUND_SLAM,
 EVENT_STOMP,
 EVENT_SHATTER
};
 
struct boss_krystallus : public BossAI
{
 boss_krystallus(Creature* creature) : BossAI(creature, DATA_KRYSTALLUS) { }
 
 void Reset() override
 {
 _Reset();
 }
 
 void JustEngagedWith(Unit* who) override
 {
 Talk(SAY_AGGRO);
 BossAI::JustEngagedWith(who);
 
 events.ScheduleEvent(EVENT_BOULDER_TOSS, 3s, 9s);
 events.ScheduleEvent(EVENT_GROUND_SLAM, 15s, 18s);
 events.ScheduleEvent(EVENT_STOMP, 20s, 29s);
 if (IsHeroic())
 events.ScheduleEvent(EVENT_GROUND_SPIKE, 9s, 14s);
 }
 
 void UpdateAI(uint32 diff) override
 {
 // Return since we have no target
 if (!UpdateVictim())
 return;
 
 events.Update(diff);
 
 if (me->HasUnitState(UNIT_STATE_CASTING))
 return;
 
 while (uint32 eventId = events.ExecuteEvent())
 {
 switch (eventId)
 {
 case EVENT_BOULDER_TOSS:
 if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0, 50.0f, true))
 DoCast(target, SPELL_BOULDER_TOSS);
 events.ScheduleEvent(EVENT_BOULDER_TOSS, 9s, 15s);
 break;
 case EVENT_GROUND_SPIKE:
 if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0, 100.0f, true))
 DoCast(target, SPELL_GROUND_SPIKE);
 events.ScheduleEvent(EVENT_GROUND_SPIKE, 12s, 17s);
 break;
 case EVENT_GROUND_SLAM:
 DoCast(me, SPELL_GROUND_SLAM);
 events.ScheduleEvent(EVENT_SHATTER, 10s);
 events.ScheduleEvent(EVENT_GROUND_SLAM, 15s, 18s);
 break;
 case EVENT_STOMP:
 DoCast(me, SPELL_STOMP);
 events.ScheduleEvent(EVENT_STOMP, 20s, 29s);
 break;
 case EVENT_SHATTER:
 DoCast(me, SPELL_SHATTER);
 break;
 default:
 break;
 }
 
 if (me->HasUnitState(UNIT_STATE_CASTING))
 return;
 }
 }
 
 void JustDied(Unit* /*killer*/) override
 {
 Talk(SAY_DEATH);
 _JustDied();
 }
 
 void KilledUnit(Unit* victim) override
 {
 if (victim->GetTypeId() == TYPEID_PLAYER)
 Talk(SAY_KILL);
 }
};
 
// 50810, 61546 - Shatter
class spell_krystallus_shatter : public SpellScript
{
 void HandleScript(SpellEffIndex /*effIndex*/)
 {
 if (Unit* target = GetHitUnit())
 {
 target->RemoveAurasDueToSpell(SPELL_STONED);
 target->CastSpell(nullptr, SPELL_SHATTER_EFFECT, true);
 }
 }
 
 void Register() override
 {
 OnEffectHitTarget += SpellEffectFn(spell_krystallus_shatter::HandleScript, EFFECT_0, SPELL_EFFECT_SCRIPT_EFFECT);
 }
};
 
// 50811, 61547 - Shatter
class spell_krystallus_shatter_effect : public SpellScript
{
 bool Validate(SpellInfo const* spellInfo) override
 {
 return ValidateSpellEffect({ { spellInfo->Id, EFFECT_0 } });
 }
 
 void CalculateDamage()
 {
 if (!GetHitUnit())
 return;
 
 float radius = GetEffectInfo(EFFECT_0).CalcRadius(GetCaster(), SpellTargetIndex::TargetB);
 if (!radius)
 return;
 
 float distance = GetCaster()->GetDistance2d(GetHitUnit());
 if (distance > 1.0f)
 SetHitDamage(int32(GetHitDamage() * ((radius - distance) / radius)));
 }
 
 void Register() override
 {
 OnHit += SpellHitFn(spell_krystallus_shatter_effect::CalculateDamage);
 }
};
 
void AddSC_boss_krystallus()
{
 RegisterHallsOfStoneCreatureAI(boss_krystallus);
 RegisterSpellScript(spell_krystallus_shatter);
 RegisterSpellScript(spell_krystallus_shatter_effect);
}