boss_rokmar_the_crackler.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/>.
 */
 
/*
 * Timers requires to be revisited
 */
 
#include "ScriptMgr.h"
#include "ScriptedCreature.h"
#include "the_slave_pens.h"
 
enum RokmarSpells
{
    SPELL_GRIEVOUS_WOUND            = 31956,
    SPELL_ENSNARING_MOSS            = 31948,
    SPELL_WATER_SPIT                = 35008,
    SPELL_FRENZY                    = 34970
};
 
enum RokmarEvents
{
    EVENT_GRIEVOUS_WOUND            = 1,
    EVENT_ENSNARING_MOSS,
    EVENT_WATER_SPIT,
    EVENT_FRENZY
};
 
// 17991 - Rokmar the Crackler
struct boss_rokmar_the_crackler : public BossAI
{
    boss_rokmar_the_crackler(Creature* creature) : BossAI(creature, DATA_ROKMAR_THE_CRACKLER), _frenzied(false) { }
 
    void Reset() override
    {
        _Reset();
        _frenzied = false;
    }
 
    void JustEngagedWith(Unit* who) override
    {
        BossAI::JustEngagedWith(who);
 
        events.ScheduleEvent(EVENT_GRIEVOUS_WOUND, 10s, 25s);
        events.ScheduleEvent(EVENT_ENSNARING_MOSS, 10s, 25s);
        events.ScheduleEvent(EVENT_WATER_SPIT, 5s, 20s);
    }
 
    void DamageTaken(Unit* /*attacker*/, uint32& damage, DamageEffectType /*damageType*/, SpellInfo const* /*spellInfo = nullptr*/) override
    {
        if (!_frenzied && me->HealthBelowPctDamaged(20, damage))
        {
            _frenzied = true;
            events.ScheduleEvent(EVENT_FRENZY, 0s);
        }
    }
 
    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_GRIEVOUS_WOUND:
                    DoCastVictim(SPELL_GRIEVOUS_WOUND);
                    events.Repeat(20s, 30s);
                    break;
                case EVENT_ENSNARING_MOSS:
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0, 30.0f))
                        DoCast(target, SPELL_ENSNARING_MOSS);
                    events.Repeat(20s, 30s);
                    break;
                case EVENT_WATER_SPIT:
                    DoCastAOE(SPELL_WATER_SPIT);
                    events.Repeat(10s, 25s);
                    break;
                case EVENT_FRENZY:
                    DoCastSelf(SPELL_FRENZY);
                    break;
                default:
                    break;
            }
 
            if (me->HasUnitState(UNIT_STATE_CASTING))
                return;
        }
    }
 
private:
    bool _frenzied;
};
 
void AddSC_boss_rokmar_the_crackler()
{
    RegisterSlavePensCreatureAI(boss_rokmar_the_crackler);
}