boss_drakos.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 "InstanceScript.h"
#include "ScriptedCreature.h"
#include "ScriptMgr.h"
#include "SpellScript.h"
#include "SpellInfo.h"
#include "oculus.h"
 
enum Texts
{
    SAY_AGGRO                       = 0,
    SAY_KILL                        = 1,
    SAY_DEATH                       = 2,
    SAY_PULL                        = 3,
    SAY_STOMP                       = 4,
    EMOTE_PULL                      = 5
};
 
enum Spells
{
    SPELL_SUMMON_UNSTABLE_SPHERE    = 50754,
    SPELL_MAGIC_PULL                = 51336,
 
    SPELL_MAGIC_PULL_EFFECT         = 50770
};
 
#define SPELL_THUNDERING_STOMP DUNGEON_MODE<uint32>(50774, 59370)
 
enum Events
{
    EVENT_BOMB_SUMMON               = 1,
    EVENT_MAGIC_PULL,
    EVENT_STOMP
};
 
enum Misc
{
    ACHIEV_TIMED_START_EVENT        = 18153
};
 
struct boss_drakos : public BossAI
{
    boss_drakos(Creature* creature) : BossAI(creature, DATA_DRAKOS) { }
 
    void JustEngagedWith(Unit* who) override
    {
        BossAI::JustEngagedWith(who);
        Talk(SAY_AGGRO);
 
        events.ScheduleEvent(EVENT_BOMB_SUMMON, 2s);
        events.ScheduleEvent(EVENT_MAGIC_PULL, 10s, 18s);
        events.ScheduleEvent(EVENT_STOMP, 10s, 18s);
    }
 
    void OnSpellStart(SpellInfo const* spell) override
    {
        if (spell->Id == SPELL_MAGIC_PULL)
        {
            Talk(SAY_PULL);
            Talk(EMOTE_PULL);
        }
    }
 
    void OnSpellCast(SpellInfo const* spell) override
    {
        if (spell->Id == SPELL_THUNDERING_STOMP)
            if (roll_chance(50))
                Talk(SAY_STOMP);
    }
 
    void KilledUnit(Unit* /*victim*/) override
    {
        Talk(SAY_KILL);
    }
 
    void JustDied(Unit* /*killer*/) override
    {
        _JustDied();
        Talk(SAY_DEATH);
 
        // start achievement timer (kill Eregos within 20 min)
        instance->TriggerGameEvent(ACHIEV_TIMED_START_EVENT);
    }
 
    void UpdateAI(uint32 diff) override
    {
        if (!UpdateVictim())
            return;
 
        events.Update(diff);
 
        if (me->HasUnitState(UNIT_STATE_CASTING))
            return;
 
        while (uint32 eventId = events.ExecuteEvent())
        {
            switch (eventId)
            {
                case EVENT_BOMB_SUMMON:
                    DoCastSelf(SPELL_SUMMON_UNSTABLE_SPHERE);
                    events.Repeat(2s);
                    break;
                case EVENT_MAGIC_PULL:
                    DoCastSelf(SPELL_MAGIC_PULL);
                    events.Repeat(6s, 14s);
                    break;
                case EVENT_STOMP:
                    DoCastSelf(SPELL_THUNDERING_STOMP);
                    events.Repeat(10s, 20s);
                    break;
                default:
                    break;
            }
 
            if (me->HasUnitState(UNIT_STATE_CASTING))
                return;
        }
    }
};
 
// 51336 - Magic Pull
class spell_drakos_magic_pull : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_MAGIC_PULL_EFFECT, SPELL_SUMMON_UNSTABLE_SPHERE });
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/)
    {
        GetCaster()->CastSpell(GetHitUnit(), SPELL_MAGIC_PULL_EFFECT, true);
    }
 
    void HandleAfterCast()
    {
        Unit* caster = GetCaster();
        for (uint8 i = 0; i < 5; i++)
            caster->CastSpell(caster, SPELL_SUMMON_UNSTABLE_SPHERE, true);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_drakos_magic_pull::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
        AfterCast += SpellCastFn(spell_drakos_magic_pull::HandleAfterCast);
    }
};
 
void AddSC_boss_drakos()
{
    RegisterOculusCreatureAI(boss_drakos);
    RegisterSpellScript(spell_drakos_magic_pull);
}