boss_azuregos.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 "ObjectAccessor.h"
#include "Player.h"
#include "ScriptedCreature.h"
#include "SpellScript.h"
 
enum AzuregosTexts
{
    SAY_TELEPORT             = 0
};
 
enum AzuregosSpells
{
    SPELL_MARK_OF_FROST      = 23182,
    SPELL_AURA_OF_FROST      = 23186,
    SPELL_MARK_OF_FROST_AURA = 23184,
    SPELL_MANA_STORM         = 21097,
    SPELL_CHILL              = 21098,
    SPELL_FROST_BREATH       = 21099,
    SPELL_REFLECT            = 22067,
    SPELL_CLEAVE             = 8255,     // Perhaps not right ID
    SPELL_ENRAGE             = 23537
};
 
enum AzuregosEvents
{
    EVENT_MARK_OF_FROST      = 1,
    EVENT_MANA_STORM,
    EVENT_CHILL,
    EVENT_BREATH,
    EVENT_TELEPORT,
    EVENT_REFLECT,
    EVENT_CLEAVE,
    EVENT_ENRAGE
};
 
struct boss_azuregos : public WorldBossAI
{
    boss_azuregos(Creature* creature) : WorldBossAI(creature)
    {
        _enraged = false;
    }
 
    void Reset() override
    {
        _Reset();
    }
 
    void JustEngagedWith(Unit* /*who*/) override
    {
        DoCast(me, SPELL_MARK_OF_FROST_AURA, true);
        _enraged = false;
 
        events.ScheduleEvent(EVENT_MARK_OF_FROST, 35s);
        events.ScheduleEvent(EVENT_MANA_STORM, 5s, 17s);
        events.ScheduleEvent(EVENT_CHILL, 10s, 30s);
        events.ScheduleEvent(EVENT_BREATH, 2s, 8s);
        events.ScheduleEvent(EVENT_TELEPORT, 30s);
        events.ScheduleEvent(EVENT_REFLECT, 15s, 30s);
        events.ScheduleEvent(EVENT_CLEAVE, 7s);
    }
 
    void KilledUnit(Unit* who) override
    {
        if (who->GetTypeId() == TYPEID_PLAYER)
            who->CastSpell(who, SPELL_MARK_OF_FROST, true);
    }
 
    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_MANA_STORM:
                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 0, 60.0f, true))
                        DoCast(target, SPELL_MANA_STORM);
                    events.ScheduleEvent(EVENT_MANA_STORM, 7500ms, 12500ms);
                    break;
                case EVENT_CHILL:
                    DoCastVictim(SPELL_CHILL);
                    events.ScheduleEvent(EVENT_CHILL, 13s, 25s);
                    break;
                case EVENT_BREATH:
                    DoCastVictim(SPELL_FROST_BREATH);
                    events.ScheduleEvent(EVENT_BREATH, 10s, 15s);
                    break;
                case EVENT_TELEPORT:
                {
                    Talk(SAY_TELEPORT);
                    for (auto const& pair : me->GetCombatManager().GetPvECombatRefs())
                        if (Player* player = pair.second->GetOther(me)->ToPlayer())
                            DoTeleportPlayer(player, me->GetPositionX(), me->GetPositionY(), me->GetPositionZ()+3, player->GetOrientation());
 
                    ResetThreatList();
                    events.ScheduleEvent(EVENT_TELEPORT, 30s);
                    break;
                }
                case EVENT_REFLECT:
                    DoCast(me, SPELL_REFLECT);
                    events.ScheduleEvent(EVENT_REFLECT, 20s, 35s);
                    break;
                case EVENT_CLEAVE:
                    DoCastVictim(SPELL_CLEAVE);
                    events.ScheduleEvent(EVENT_CLEAVE, 7s);
                    break;
                default:
                    break;
            }
 
            if (me->HasUnitState(UNIT_STATE_CASTING))
                return;
        }
 
        if (HealthBelowPct(26) && !_enraged)
        {
            DoCast(me, SPELL_ENRAGE);
            _enraged = true;
        }
 
        DoMeleeAttackIfReady();
    }
 
private:
    bool _enraged;
};
 
class MarkOfFrostTargetSelector
{
    public:
        MarkOfFrostTargetSelector() { }
 
        bool operator()(WorldObject* object) const
        {
            if (Unit* unit = object->ToUnit())
                return !(unit->HasAura(SPELL_MARK_OF_FROST) && !unit->HasAura(SPELL_AURA_OF_FROST));
            return true;
        }
};
 
// 23183 - Mark of Frost - Triggered spell
class spell_mark_of_frost : public SpellScript
{
    PrepareSpellScript(spell_mark_of_frost);
 
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_MARK_OF_FROST, SPELL_AURA_OF_FROST });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets)
    {
        targets.remove_if(MarkOfFrostTargetSelector());
    }
 
    void HandleEffect(SpellEffIndex effIndex)
    {
        PreventHitDefaultEffect(effIndex);
        GetHitUnit()->CastSpell(GetHitUnit(), SPELL_AURA_OF_FROST, true);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_mark_of_frost::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
        OnEffectHitTarget += SpellEffectFn(spell_mark_of_frost::HandleEffect, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
    }
};
 
void AddSC_boss_azuregos()
{
    RegisterCreatureAI(boss_azuregos);
    RegisterSpellScript(spell_mark_of_frost);
}