/*
* This file is part of the AzerothCore 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 Affero General Public License as published by the
* Free Software Foundation; either version 3 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 Affero 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 .
*/
#include "CreatureScript.h"
#include "GridNotifiers.h"
#include "PassiveAI.h"
#include "ScriptedCreature.h"
#include "Spell.h"
#include "SpellAuraEffects.h"
#include "SpellScript.h"
#include "SpellScriptLoader.h"
#include "TaskScheduler.h"
//
// Emerald Dragon NPCs and IDs (kept here for reference)
//
enum EmeraldDragonNPC
{
NPC_DREAM_FOG = 15224,
DRAGON_YSONDRE = 14887,
DRAGON_LETHON = 14888,
DRAGON_EMERISS = 14889,
DRAGON_TAERAR = 14890,
GUID_DRAGON = 1,
GUID_FOG_TARGET = 2
};
//
// Emerald Dragon Spells (used for the dragons)
//
enum EmeraldDragonSpells
{
SPELL_TAIL_SWEEP = 15847, // tail sweep - slap everything behind dragon (2 seconds interval)
SPELL_SUMMON_PLAYER = 24776, // teleport highest threat player in front of dragon if wandering off
SPELL_DREAM_FOG = 24777, // auraspell for Dream Fog NPC (15224)
SPELL_SLEEP = 24778, // sleep triggerspell (used for Dream Fog)
SPELL_SEEPING_FOG_LEFT = 24813, // dream fog - summon left
SPELL_SEEPING_FOG_RIGHT = 24814, // dream fog - summon right
SPELL_NOXIOUS_BREATH = 24818,
SPELL_MARK_OF_NATURE = 25040, // Mark of Nature trigger (applied on target death - 15 minutes of being suspectible to Aura Of Nature)
SPELL_MARK_OF_NATURE_AURA = 25041, // Mark of Nature (passive marker-test, ticks every 10 seconds from boss, triggers spellID 25042 (scripted)
SPELL_AURA_OF_NATURE = 25043, // Stun for 2 minutes (used when SPELL_MARK_OF_NATURE exists on the target)
};
//
// Emerald Dragon Eventlists (shared and specials)
//
enum Events
{
// General events for all dragons
EVENT_SEEPING_FOG = 1,
EVENT_NOXIOUS_BREATH,
EVENT_TAIL_SWEEP,
EVENT_SUMMON_PLAYER,
// Ysondre
EVENT_LIGHTNING_WAVE,
EVENT_SUMMON_DRUID_SPIRITS,
// Lethon
EVENT_SHADOW_BOLT_WHIRL,
// Emeriss
EVENT_VOLATILE_INFECTION,
EVENT_CORRUPTION_OF_EARTH,
// Taerar
EVENT_ARCANE_BLAST,
EVENT_BELLOWING_ROAR,
};
/*
* ---
* --- Emerald Dragons : Base AI-structure used for all the Emerald dragons
* ---
*/
struct emerald_dragonAI : public WorldBossAI
{
emerald_dragonAI(Creature* creature) : WorldBossAI(creature)
{
}
void Reset() override
{
WorldBossAI::Reset();
me->RemoveUnitFlag(UNIT_FLAG_NOT_SELECTABLE | UNIT_FLAG_NON_ATTACKABLE);
me->SetReactState(REACT_AGGRESSIVE);
DoCast(me, SPELL_MARK_OF_NATURE_AURA, true);
events.ScheduleEvent(EVENT_TAIL_SWEEP, 4000);
events.ScheduleEvent(EVENT_NOXIOUS_BREATH, urand(7500, 15000));
events.ScheduleEvent(EVENT_SEEPING_FOG, urand(12500, 20000));
events.ScheduleEvent(EVENT_SUMMON_PLAYER, 1s);
}
// Target killed during encounter, mark them as suspectible for Aura Of Nature
void KilledUnit(Unit* who) override
{
if (who->IsPlayer())
who->CastSpell(who, SPELL_MARK_OF_NATURE, true);
}
// Execute and reschedule base events shared between all Emerald Dragons
void ExecuteEvent(uint32 eventId) override
{
switch (eventId)
{
case EVENT_SEEPING_FOG:
// Seeping Fog appears only as "pairs", and only ONE pair at any given time!
// Despawntime is 2 minutes, so reschedule it for new cast after 2 minutes + a minor "random time" (30 seconds at max)
DoCast(me, SPELL_SEEPING_FOG_LEFT, true);
DoCast(me, SPELL_SEEPING_FOG_RIGHT, true);
events.ScheduleEvent(EVENT_SEEPING_FOG, urand(120000, 150000));
break;
case EVENT_NOXIOUS_BREATH:
// Noxious Breath is cast on random intervals, no less than 7.5 seconds between
DoCast(me, SPELL_NOXIOUS_BREATH);
events.ScheduleEvent(EVENT_NOXIOUS_BREATH, urand(7500, 15000));
break;
case EVENT_TAIL_SWEEP:
// Tail Sweep is cast every two seconds, no matter what goes on in front of the dragon
DoCast(me, SPELL_TAIL_SWEEP);
events.ScheduleEvent(EVENT_TAIL_SWEEP, 2000);
break;
case EVENT_SUMMON_PLAYER:
if (Unit* target = me->GetVictim())
if (!target->IsWithinRange(me, 50.f))
DoCast(target, SPELL_SUMMON_PLAYER);
events.ScheduleEvent(EVENT_SUMMON_PLAYER, 500ms);
break;
}
}
void JustSummoned(Creature* summon) override
{
if (summon->GetEntry() == NPC_DREAM_FOG)
{
summon->AI()->SetGUID(me->GetGUID(), GUID_DRAGON);
}
}
void UpdateAI(uint32 diff) override
{
if (!UpdateVictim())
return;
events.Update(diff);
if (me->HasUnitState(UNIT_STATE_CASTING))
return;
while (uint32 eventId = events.ExecuteEvent())
ExecuteEvent(eventId);
DoMeleeAttackIfReady();
}
};
/*
* --- NPC: Dream Fog
*/
class npc_dream_fog : public CreatureScript
{
public:
npc_dream_fog() : CreatureScript("npc_dream_fog") { }
struct npc_dream_fogAI : public ScriptedAI
{
npc_dream_fogAI(Creature* creature) : ScriptedAI(creature) { }
void Reset() override
{
ScheduleEvents();
}
void ScheduleEvents()
{
scheduler.CancelAll();
scheduler.Schedule(1s, [this](TaskContext context)
{
// Chase target, but don't attack - otherwise just roam around
if (Unit* chaseTarget = GetRandomUnitFromDragonThreatList())
{
me->GetMotionMaster()->Clear();
me->GetMotionMaster()->MoveFollow(chaseTarget, 0.02f, 0.0f);
_targetGUID = chaseTarget->GetGUID();
context.Repeat(15s, 30s);
}
else
{
me->GetMotionMaster()->Clear();
me->GetMotionMaster()->MoveRandom(25.0f);
context.Repeat(2500ms);
}
// Seeping fog movement is slow enough for a player to be able to walk backwards and still outpace it
me->SetWalk(true);
me->SetSpeed(MOVE_WALK, 0.75f);
});
}
void SetGUID(ObjectGuid guid, int32 type) override
{
if (type == GUID_DRAGON)
{
_dragonGUID = guid;
}
else if (type == GUID_FOG_TARGET)
{
if (guid == _targetGUID)
{
ScheduleEvents();
}
}
}
Unit* GetRandomUnitFromDragonThreatList()
{
if (Creature* dragon = ObjectAccessor::GetCreature(*me, _dragonGUID))
{
if (dragon->GetAI())
{
return dragon->GetAI()->SelectTarget(SelectTargetMethod::Random, 0, 0.0f, true);
}
}
return nullptr;
}
void UpdateAI(uint32 diff) override
{
if (!UpdateVictim())
return;
scheduler.Update(diff);
}
private:
ObjectGuid _targetGUID;
ObjectGuid _dragonGUID;
};
CreatureAI* GetAI(Creature* creature) const override
{
return new npc_dream_fogAI(creature);
}
};
/*
* ---
* --- Dragonspecific scripts and handling: YSONDRE
* ---
*/
enum YsondreNPC
{
NPC_DEMENTED_DRUID = 15260,
};
enum YsondreTexts
{
SAY_YSONDRE_AGGRO = 0,
SAY_YSONDRE_SUMMON_DRUIDS = 1,
};
enum YsondreSpells
{
SPELL_LIGHTNING_WAVE = 24819,
SPELL_SUMMON_DRUID_SPIRITS = 24795,
};
class boss_ysondre : public CreatureScript
{
public:
boss_ysondre() : CreatureScript("boss_ysondre") { }
struct boss_ysondreAI : public emerald_dragonAI
{
boss_ysondreAI(Creature* creature) : emerald_dragonAI(creature)
{
}
void Reset() override
{
_stage = 1;
emerald_dragonAI::Reset();
events.ScheduleEvent(EVENT_LIGHTNING_WAVE, 12000);
}
void JustEngagedWith(Unit* who) override
{
Talk(SAY_YSONDRE_AGGRO);
WorldBossAI::JustEngagedWith(who);
}
// Summon druid spirits on 75%, 50% and 25% health
void DamageTaken(Unit*, uint32& damage, DamageEffectType, SpellSchoolMask) override
{
if (_stage <= 3 && me->HealthBelowPctDamaged(100 - (25 * _stage), damage))
{
Talk(SAY_YSONDRE_SUMMON_DRUIDS);
auto const& attackers = me->GetThreatMgr().GetThreatList();
uint8 attackersCount = 0;
for (const auto attacker : attackers)
{
if ((*attacker)->ToPlayer() && (*attacker)->IsAlive())
++attackersCount;
}
uint8 amount = attackersCount < 30 ? attackersCount * 0.5f : 15;
amount = amount < 1 ? 1 : amount;
for (uint8 i = 0; i < amount; ++i)
DoCast(me, SPELL_SUMMON_DRUID_SPIRITS, true);
++_stage;
}
}
void ExecuteEvent(uint32 eventId) override
{
switch (eventId)
{
case EVENT_LIGHTNING_WAVE:
DoCastVictim(SPELL_LIGHTNING_WAVE);
events.ScheduleEvent(EVENT_LIGHTNING_WAVE, urand(10000, 20000));
break;
default:
emerald_dragonAI::ExecuteEvent(eventId);
break;
}
}
private:
uint8 _stage;
};
CreatureAI* GetAI(Creature* creature) const override
{
return new boss_ysondreAI(creature);
}
};
/*
* ---
* --- Dragonspecific scripts and handling: LETHON
* ---
*/
enum LethonTexts
{
SAY_LETHON_AGGRO = 0,
SAY_LETHON_DRAW_SPIRIT = 1,
};
enum LethonSpells
{
SPELL_DRAW_SPIRIT = 24811,
SPELL_SHADOW_BOLT_WHIRL = 24834,
SPELL_DARK_OFFERING = 24804,
SPELL_SHADOW_BOLT_WHIRL1 = 24820,
SPELL_SHADOW_BOLT_WHIRL2 = 24821,
SPELL_SHADOW_BOLT_WHIRL3 = 24822,
SPELL_SHADOW_BOLT_WHIRL4 = 24823,
SPELL_SHADOW_BOLT_WHIRL5 = 24835,
SPELL_SHADOW_BOLT_WHIRL6 = 24836,
SPELL_SHADOW_BOLT_WHIRL7 = 24837,
SPELL_SHADOW_BOLT_WHIRL8 = 24838,
};
enum LethonCreatures
{
NPC_SPIRIT_SHADE = 15261,
};
class boss_lethon : public CreatureScript
{
public:
boss_lethon() : CreatureScript("boss_lethon") { }
struct boss_lethonAI : public emerald_dragonAI
{
boss_lethonAI(Creature* creature) : emerald_dragonAI(creature)
{
}
void Reset() override
{
_stage = 1;
emerald_dragonAI::Reset();
me->RemoveAurasDueToSpell(SPELL_SHADOW_BOLT_WHIRL);
}
void JustEngagedWith(Unit* who) override
{
Talk(SAY_LETHON_AGGRO);
WorldBossAI::JustEngagedWith(who);
DoCastSelf(SPELL_SHADOW_BOLT_WHIRL, true);
}
void DamageTaken(Unit*, uint32& damage, DamageEffectType, SpellSchoolMask) override
{
if (_stage <= 3 && me->HealthBelowPctDamaged(100 - (25 * _stage), damage))
{
Talk(SAY_LETHON_DRAW_SPIRIT);
DoCast(me, SPELL_DRAW_SPIRIT);
++_stage;
}
}
void SpellHitTarget(Unit* target, SpellInfo const* spell) override
{
if (spell->Id == SPELL_DRAW_SPIRIT && target->IsPlayer())
{
Position targetPos = target->GetPosition();
me->SummonCreature(NPC_SPIRIT_SHADE, targetPos, TEMPSUMMON_TIMED_DESPAWN_OUT_OF_COMBAT, 50000);
}
}
private:
uint8 _stage;
};
CreatureAI* GetAI(Creature* creature) const override
{
return new boss_lethonAI(creature);
}
};
class npc_spirit_shade : public CreatureScript
{
public:
npc_spirit_shade() : CreatureScript("npc_spirit_shade") { }
struct npc_spirit_shadeAI : public PassiveAI
{
npc_spirit_shadeAI(Creature* creature) : PassiveAI(creature)
{
}
void IsSummonedBy(WorldObject* summoner) override
{
if (!summoner)
return;
if (summoner->GetTypeId() != TYPEID_UNIT)
{
return;
}
_summonerGuid = summoner->GetGUID();
me->GetMotionMaster()->MoveFollow(summoner->ToUnit(), 0.0f, 0.0f);
}
void MovementInform(uint32 moveType, uint32 data) override
{
if (moveType == FOLLOW_MOTION_TYPE && data == _summonerGuid.GetCounter())
{
me->CastSpell((Unit*)nullptr, SPELL_DARK_OFFERING, false);
me->DespawnOrUnsummon(1000);
}
}
private:
ObjectGuid _summonerGuid;
};
CreatureAI* GetAI(Creature* creature) const override
{
return new npc_spirit_shadeAI(creature);
}
};
/*
* ---
* --- Dragonspecific scripts and handling: EMERISS
* ---
*/
enum EmerissTexts
{
SAY_EMERISS_AGGRO = 0,
SAY_EMERISS_CAST_CORRUPTION = 1,
};
enum EmerissSpells
{
SPELL_PUTRID_MUSHROOM = 24904,
SPELL_CORRUPTION_OF_EARTH = 24910,
SPELL_VOLATILE_INFECTION = 24928,
};
class boss_emeriss : public CreatureScript
{
public:
boss_emeriss() : CreatureScript("boss_emeriss") { }
struct boss_emerissAI : public emerald_dragonAI
{
boss_emerissAI(Creature* creature) : emerald_dragonAI(creature)
{
}
void Reset() override
{
_stage = 1;
emerald_dragonAI::Reset();
events.ScheduleEvent(EVENT_VOLATILE_INFECTION, 12000);
}
void KilledUnit(Unit* who) override
{
if (who->IsPlayer())
{
who->CastSpell(who, SPELL_PUTRID_MUSHROOM, true);
}
emerald_dragonAI::KilledUnit(who);
}
void JustEngagedWith(Unit* who) override
{
Talk(SAY_EMERISS_AGGRO);
WorldBossAI::JustEngagedWith(who);
}
void DamageTaken(Unit*, uint32& damage, DamageEffectType, SpellSchoolMask) override
{
if (_stage <= 3 && me->HealthBelowPctDamaged(100 - (25 * _stage), damage))
{
Talk(SAY_EMERISS_CAST_CORRUPTION);
DoCast(me, SPELL_CORRUPTION_OF_EARTH, true);
++_stage;
}
}
void ExecuteEvent(uint32 eventId) override
{
switch (eventId)
{
case EVENT_VOLATILE_INFECTION:
DoCastVictim(SPELL_VOLATILE_INFECTION);
events.ScheduleEvent(EVENT_VOLATILE_INFECTION, 120000);
break;
default:
emerald_dragonAI::ExecuteEvent(eventId);
break;
}
}
private:
uint8 _stage;
};
CreatureAI* GetAI(Creature* creature) const override
{
return new boss_emerissAI(creature);
}
};
/*
* ---
* --- Dragonspecific scripts and handling: TAERAR
* ---
*/
enum TaerarTexts
{
SAY_TAERAR_AGGRO = 0,
SAY_TAERAR_SUMMON_SHADES = 1,
};
enum TaerarSpells
{
SPELL_BELLOWING_ROAR = 22686,
SPELL_SHADE = 24313,
SPELL_SUMMON_SHADE_1 = 24841,
SPELL_SUMMON_SHADE_2 = 24842,
SPELL_SUMMON_SHADE_3 = 24843,
SPELL_ARCANE_BLAST = 24857,
};
uint32 const TaerarShadeSpells[] =
{
SPELL_SUMMON_SHADE_1, SPELL_SUMMON_SHADE_2, SPELL_SUMMON_SHADE_3
};
class boss_taerar : public CreatureScript
{
public:
boss_taerar() : CreatureScript("boss_taerar") { }
struct boss_taerarAI : public emerald_dragonAI
{
boss_taerarAI(Creature* creature) : emerald_dragonAI(creature)
{
}
void Reset() override
{
me->RemoveAurasDueToSpell(SPELL_SHADE);
_stage = 1;
_shades = 0;
_banished = false;
_banishedTimer = 0;
emerald_dragonAI::Reset();
events.ScheduleEvent(EVENT_ARCANE_BLAST, 12000);
events.ScheduleEvent(EVENT_BELLOWING_ROAR, 30000);
}
void JustEngagedWith(Unit* who) override
{
Talk(SAY_TAERAR_AGGRO);
emerald_dragonAI::JustEngagedWith(who);
}
void SummonedCreatureDies(Creature* /*summon*/, Unit*) override
{
--_shades;
}
void DamageTaken(Unit*, uint32& damage, DamageEffectType, SpellSchoolMask) override
{
// At 75, 50 or 25 percent health, we need to activate the shades and go "banished"
// Note: _stage holds the amount of times they have been summoned
if (_stage <= 3 && !_banished && me->HealthBelowPctDamaged(100 - (25 * _stage), damage))
{
_banished = true;
_banishedTimer = 60000;
me->InterruptNonMeleeSpells(false);
DoStopAttack();
Talk(SAY_TAERAR_SUMMON_SHADES);
uint32 count = sizeof(TaerarShadeSpells) / sizeof(uint32);
for (uint32 i = 0; i < count; ++i)
DoCast(TaerarShadeSpells[i]);
_shades += count;
DoCast(SPELL_SHADE);
me->SetUnitFlag(UNIT_FLAG_NOT_SELECTABLE | UNIT_FLAG_NON_ATTACKABLE);
me->SetReactState(REACT_PASSIVE);
++_stage;
}
}
void ExecuteEvent(uint32 eventId) override
{
switch (eventId)
{
case EVENT_ARCANE_BLAST:
DoCast(SPELL_ARCANE_BLAST);
events.ScheduleEvent(EVENT_ARCANE_BLAST, urand(7000, 12000));
break;
case EVENT_BELLOWING_ROAR:
DoCast(SPELL_BELLOWING_ROAR);
events.ScheduleEvent(EVENT_BELLOWING_ROAR, urand(20000, 30000));
break;
default:
emerald_dragonAI::ExecuteEvent(eventId);
break;
}
}
void UpdateAI(uint32 diff) override
{
if (!me->IsInCombat())
return;
if (_banished)
{
// If all three shades are dead, OR it has taken too long, end the current event and get Taerar back into business
if (_banishedTimer <= diff || !_shades)
{
_banished = false;
me->RemoveUnitFlag(UNIT_FLAG_NOT_SELECTABLE | UNIT_FLAG_NON_ATTACKABLE);
me->RemoveAurasDueToSpell(SPELL_SHADE);
me->SetReactState(REACT_AGGRESSIVE);
}
// _banishtimer has not expired, and we still have active shades:
else
_banishedTimer -= diff;
// Update the events before we return (handled under emerald_dragonAI::UpdateAI(diff); if we're not inside this check)
events.Update(diff);
return;
}
emerald_dragonAI::UpdateAI(diff);
}
void JustDied(Unit* /*killer*/) override
{
_JustDied();
me->RemoveUnitFlag(UNIT_FLAG_NOT_SELECTABLE | UNIT_FLAG_NON_ATTACKABLE);
}
private:
bool _banished; // used for shades activation testing
uint32 _banishedTimer; // counter for banishment timeout
uint8 _shades; // keep track of how many shades are dead
uint8 _stage; // check which "shade phase" we're at (75-50-25 percentage counters)
};
CreatureAI* GetAI(Creature* creature) const override
{
return new boss_taerarAI(creature);
}
};
/*
* --- Spell: Dream Fog
*/
class spell_dream_fog_sleep : public SpellScript
{
PrepareSpellScript(spell_dream_fog_sleep);
void HandleEffect(SpellEffIndex /*effIndex*/)
{
if (Unit* caster = GetCaster())
{
if (Unit* target = GetHitUnit())
{
caster->GetAI()->SetGUID(target->GetGUID(), GUID_FOG_TARGET);
}
}
}
void FilterTargets(std::list& targets)
{
targets.remove_if(Acore::UnitAuraCheck(true, SPELL_SLEEP));
}
void Register() override
{
OnEffectHitTarget += SpellEffectFn(spell_dream_fog_sleep::HandleEffect, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_dream_fog_sleep::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ENEMY);
}
};
/*
* --- Spell: Mark of Nature
*/
class MarkOfNatureTargetSelector
{
public:
MarkOfNatureTargetSelector() { }
bool operator()(WorldObject* object)
{
// return those not tagged or already under the influence of Aura of Nature
if (Unit* unit = object->ToUnit())
return !(unit->HasAura(SPELL_MARK_OF_NATURE) && !unit->HasAura(SPELL_AURA_OF_NATURE));
return true;
}
};
class spell_shadow_bolt_whirl : public AuraScript
{
PrepareAuraScript(spell_shadow_bolt_whirl);
bool Validate(SpellInfo const* /*spellInfo*/) override
{
return ValidateSpellInfo({ SPELL_SHADOW_BOLT_WHIRL1, SPELL_SHADOW_BOLT_WHIRL2, SPELL_SHADOW_BOLT_WHIRL3, SPELL_SHADOW_BOLT_WHIRL4, SPELL_SHADOW_BOLT_WHIRL5, SPELL_SHADOW_BOLT_WHIRL6, SPELL_SHADOW_BOLT_WHIRL7, SPELL_SHADOW_BOLT_WHIRL8 });
}
void HandlePeriodic(AuraEffect const* aurEff)
{
Unit* caster = GetCaster();
Unit* target = GetTarget();
if (!caster || !target)
return;
std::array spellForTick = { SPELL_SHADOW_BOLT_WHIRL1, SPELL_SHADOW_BOLT_WHIRL2, SPELL_SHADOW_BOLT_WHIRL3, SPELL_SHADOW_BOLT_WHIRL4, SPELL_SHADOW_BOLT_WHIRL5, SPELL_SHADOW_BOLT_WHIRL6, SPELL_SHADOW_BOLT_WHIRL7, SPELL_SHADOW_BOLT_WHIRL8 };
uint32 tick = (aurEff->GetTickNumber() + 7/*-1*/) % 8;
// casted in left/right (but triggered spell have wide forward cone)
float forward = target->GetOrientation();
if (tick <= 3)
target->SetOrientation(forward + 0.75f * M_PI - tick * M_PI / 8); // Left
else
target->SetOrientation(forward - 0.75f * M_PI + (8 - tick) * M_PI / 8); // Right
target->CastSpell(target, spellForTick[tick], true);
target->SetOrientation(forward);
}
void Register() override
{
OnEffectPeriodic += AuraEffectPeriodicFn(spell_shadow_bolt_whirl::HandlePeriodic, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL);
}
};
class spell_mark_of_nature : public SpellScript
{
PrepareSpellScript(spell_mark_of_nature);
bool Validate(SpellInfo const* /*spellInfo*/) override
{
return ValidateSpellInfo({ SPELL_MARK_OF_NATURE, SPELL_AURA_OF_NATURE });
}
void FilterTargets(std::list& targets)
{
targets.remove_if(MarkOfNatureTargetSelector());
}
void HandleEffect(SpellEffIndex effIndex)
{
PreventHitDefaultEffect(effIndex);
GetHitUnit()->CastSpell(GetHitUnit(), SPELL_AURA_OF_NATURE, true);
}
void Register() override
{
OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_mark_of_nature::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
OnEffectHitTarget += SpellEffectFn(spell_mark_of_nature::HandleEffect, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
}
};
void AddSC_emerald_dragons()
{
// helper NPC scripts
new npc_dream_fog();
new npc_spirit_shade();
// dragons
new boss_ysondre();
new boss_taerar();
new boss_emeriss();
new boss_lethon();
// dragon spellscripts
RegisterSpellScript(spell_dream_fog_sleep);
RegisterSpellScript(spell_mark_of_nature);
RegisterSpellScript(spell_shadow_bolt_whirl);
};