spell_priest.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/>.
 */
 
/*
 * Scripts for spells with SPELLFAMILY_PRIEST and SPELLFAMILY_GENERIC spells used by priest players.
 * Ordered alphabetically using scriptname.
 * Scriptnames of files in this file should be prefixed with "spell_pri_".
 */
 
#include "ScriptMgr.h"
#include "AreaTriggerAI.h"
#include "Containers.h"
#include "G3DPosition.hpp"
#include "GridNotifiers.h"
#include "Log.h"
#include "MoveSplineInitArgs.h"
#include "ObjectAccessor.h"
#include "PathGenerator.h"
#include "Player.h"
#include "SpellAuraEffects.h"
#include "SpellHistory.h"
#include "SpellMgr.h"
#include "SpellScript.h"
#include "TaskScheduler.h"
#include "TemporarySummon.h"
#include "CommonPredicates.h"
#include <queue>
 
enum PriestSpells
{
    SPELL_PRIEST_ABYSSAL_REVERIE                    = 373054,
    SPELL_PRIEST_ANGELIC_BULWARK_BUFF               = 114214,
    SPELL_PRIEST_ANGELIC_BULWARK_DEBUFF             = 114216,
    SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER        = 158624,
    SPELL_PRIEST_ANGELIC_FEATHER_AURA               = 121557,
    SPELL_PRIEST_ANSWERED_PRAYERS                   = 394289,
    SPELL_PRIEST_APOTHEOSIS                         = 200183,
    SPELL_PRIEST_ARCHANGEL                          = 197862,
    SPELL_PRIEST_ARCHANGEL_AURA                     = 81700,
    SPELL_PRIEST_ARMOR_OF_FAITH                     = 28810,
    SPELL_PRIEST_ASSURED_SAFETY                     = 440766,
    SPELL_PRIEST_ATONEMENT                          = 81749,
    SPELL_PRIEST_ATONEMENT_EFFECT                   = 194384,
    SPELL_PRIEST_ATONEMENT_HEAL                     = 81751,
    SPELL_PRIEST_AUSPICIOUS_SPIRITS                 = 155271,
    SPELL_PRIEST_BENEDICTION                        = 193157,
    SPELL_PRIEST_BINDING_HEALS_HEAL                 = 368276,
    SPELL_PRIEST_BLAZE_OF_LIGHT                     = 215768,
    SPELL_PRIEST_BLAZE_OF_LIGHT_INCREASE            = 355851,
    SPELL_PRIEST_BLAZE_OF_LIGHT_DECREASE            = 356084,
    SPELL_PRIEST_BLESSED_HEALING                    = 70772,
    SPELL_PRIEST_BLESSED_LIGHT                      = 196813,
    SPELL_PRIEST_BODY_AND_SOUL                      = 64129,
    SPELL_PRIEST_BODY_AND_SOUL_SPEED                = 65081,
    SPELL_PRIEST_BURNING_VEHEMENCE_DAMAGE           = 400370,
    SPELL_PRIEST_CASTIGATION                        = 193134,
    SPELL_PRIEST_CENSURE                            = 200199,
    SPELL_PRIEST_CIRCLE_OF_HEALING                  = 204883,
    SPELL_PRIEST_CRYSTALLINE_REFLECTION             = 373457,
    SPELL_PRIEST_CRYSTALLINE_REFLECTION_HEAL        = 373462,
    SPELL_PRIEST_CRYSTALLINE_REFLECTION_REFLECT     = 373464,
    SPELL_PRIEST_DARK_INDULGENCE                    = 372972,
    SPELL_PRIEST_DARK_REPRIMAND                     = 400169,
    SPELL_PRIEST_DARK_REPRIMAND_CHANNEL_DAMAGE      = 373129,
    SPELL_PRIEST_DARK_REPRIMAND_CHANNEL_HEALING     = 400171,
    SPELL_PRIEST_DARK_REPRIMAND_DAMAGE              = 373130,
    SPELL_PRIEST_DARK_REPRIMAND_HEALING             = 400187,
    SPELL_PRIEST_DAZZLING_LIGHT                     = 196810,
    SPELL_PRIEST_DEVOURING_PLAGUE                   = 335467,
    SPELL_PRIEST_DISPERSING_LIGHT                   = 1215265,
    SPELL_PRIEST_DISPERSING_LIGHT_HEAL              = 1215266,
    SPELL_PRIEST_DIVINE_AEGIS                       = 47515,
    SPELL_PRIEST_DIVINE_AEGIS_ABSORB                = 47753,
    SPELL_PRIEST_DIVINE_BLESSING                    = 40440,
    SPELL_PRIEST_DIVINE_FAVOR_CHASTISE              = 372761,
    SPELL_PRIEST_DIVINE_FAVOR_SERENITY              = 372791,
    SPELL_PRIEST_DIVINE_HALO                        = 449806,
    SPELL_PRIEST_DIVINE_HYMN_HEAL                   = 64844,
    SPELL_PRIEST_DIVINE_IMAGE_SUMMON                = 392990,
    SPELL_PRIEST_DIVINE_IMAGE_EMPOWER               = 409387,
    SPELL_PRIEST_DIVINE_IMAGE_EMPOWER_STACK         = 405963,
    SPELL_PRIEST_DIVINE_SERVICE                     = 391233,
    SPELL_PRIEST_DIVINE_STAR_HOLY                   = 110744,
    SPELL_PRIEST_DIVINE_STAR_SHADOW                 = 122121,
    SPELL_PRIEST_DIVINE_STAR_HOLY_DAMAGE            = 122128,
    SPELL_PRIEST_DIVINE_STAR_HOLY_HEAL              = 110745,
    SPELL_PRIEST_DIVINE_STAR_SHADOW_DAMAGE          = 390845,
    SPELL_PRIEST_DIVINE_STAR_SHADOW_HEAL            = 390981,
    SPELL_PRIEST_DIVINE_WORD_SANCTUARY_AREATRIGGER  = 372784,
    SPELL_PRIEST_DIVINE_WORD_SANCTUARY_HEAL         = 372787,
    SPELL_PRIEST_DIVINE_WRATH                       = 40441,
    SPELL_PRIEST_DIVINITY                           = 1215241,
    SPELL_PRIEST_DIVINITY_AURA                      = 1216314,
    SPELL_PRIEST_EMPOWERED_RENEW                    = 391339,
    SPELL_PRIEST_EMPOWERED_RENEW_HEAL               = 391359,
    SPELL_PRIEST_EMPYREAL_BLAZE                     = 372616,
    SPELL_PRIEST_EMPYREAL_BLAZE_AURA                = 372617,
    SPELL_PRIEST_ENTROPIC_RIFT                      = 447444,
    SPELL_PRIEST_ENTROPIC_RIFT_AREATRIGGER          = 447445,
    SPELL_PRIEST_ENTROPIC_RIFT_AURA                 = 450193,
    SPELL_PRIEST_ENTROPIC_RIFT_DAMAGE               = 447448,
    SPELL_PRIEST_ENTROPIC_RIFT_PERIODIC             = 459314,
    SPELL_PRIEST_EPIPHANY                           = 414553,
    SPELL_PRIEST_EPIPHANY_HIGHLIGHT                 = 414556,
    SPELL_PRIEST_ESSENCE_DEVOURER                   = 415479,
    SPELL_PRIEST_ESSENCE_DEVOURER_SHADOWFIEND_HEAL  = 415673,
    SPELL_PRIEST_ESSENCE_DEVOURER_MINDBENDER_HEAL   = 415676,
    SPELL_PRIEST_EVANGELISM                         = 472433,
    SPELL_PRIEST_EXPIATION                          = 390832,
    SPELL_PRIEST_EXPIATION_DAMAGE                   = 390844,
    SPELL_PRIEST_FLASH_HEAL                         = 2061,
    SPELL_PRIEST_FROM_DARKNESS_COMES_LIGHT_AURA     = 390617,
    SPELL_PRIEST_GREATER_HEAL                       = 289666,
    SPELL_PRIEST_FOCUSED_MENDING                    = 372354,
    SPELL_PRIEST_GUARDIAN_SPIRIT_HEAL               = 48153,
    SPELL_PRIEST_HALO_HOLY                          = 120517,
    SPELL_PRIEST_HALO_SHADOW                        = 120644,
    SPELL_PRIEST_HALO_HOLY_DAMAGE                   = 120696,
    SPELL_PRIEST_HALO_HOLY_HEAL                     = 120692,
    SPELL_PRIEST_HALO_SHADOW_DAMAGE                 = 390964,
    SPELL_PRIEST_HALO_SHADOW_HEAL                   = 390971,
    SPELL_PRIEST_HARSH_DISCIPLINE                   = 373180,
    SPELL_PRIEST_HARSH_DISCIPLINE_AURA              = 373183,
    SPELL_PRIEST_HEAL                               = 2060,
    SPELL_PRIEST_HEALING_LIGHT                      = 196809,
    SPELL_PRIEST_HEAVENS_WRATH                      = 421558,
    SPELL_PRIEST_HOLY_FIRE                          = 14914,
    SPELL_PRIEST_HOLY_MENDING_HEAL                  = 391156,
    SPELL_PRIEST_HOLY_NOVA                          = 132157,
    SPELL_PRIEST_HOLY_WORD_CHASTISE                 = 88625,
    SPELL_PRIEST_HOLY_WORD_CHASTISE_INCAPACITATE    = 200196,
    SPELL_PRIEST_HOLY_WORD_CHASTISE_STUN            = 200200,
    SPELL_PRIEST_HOLY_WORD_SALVATION                = 265202,
    SPELL_PRIEST_HOLY_WORD_SANCTIFY                 = 34861,
    SPELL_PRIEST_HOLY_WORD_SERENITY                 = 2050,
    SPELL_PRIEST_HOLY_10_1_CLASS_SET_2P_CHOOSER     = 411097,
    SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P             = 405556,
    SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P_EFFECT      = 409479,
    SPELL_PRIEST_INDEMNITY                          = 373049,
    SPELL_PRIEST_INESCAPABLE_TORMENT                = 373427,
    SPELL_PRIEST_INESCAPABLE_TORMENT_TELEPORT       = 373441,
    SPELL_PRIEST_INESCAPABLE_TORMENT_DAMAGE         = 373442,
    SPELL_PRIEST_INSIDIOUS_IRE_AURA                 = 373213,
    SPELL_PRIEST_ITEM_EFFICIENCY                    = 37595,
    SPELL_PRIEST_LASTING_WORDS                      = 471504,
    SPELL_PRIEST_LEAP_OF_FAITH_EFFECT               = 92832,
    SPELL_PRIEST_LEVITATE_EFFECT                    = 111759,
    SPELL_PRIEST_LIGHT_ERUPTION                     = 196812,
    SPELL_PRIEST_LIGHTS_WRATH_VISUAL                = 215795,
    SPELL_PRIEST_MASOCHISM_TALENT                   = 193063,
    SPELL_PRIEST_MASOCHISM_PERIODIC_HEAL            = 193065,
    SPELL_PRIEST_MASTER_THE_DARKNESS                = 1253590,
    SPELL_PRIEST_MASTER_THE_DARKNESS_AURA           = 1253591,
    SPELL_PRIEST_MASTERY_GRACE                      = 271534,
    SPELL_PRIEST_MIND_BLAST                         = 8092,
    SPELL_PRIEST_MIND_DEVOURER                      = 373202,
    SPELL_PRIEST_MIND_DEVOURER_AURA                 = 373204,
    SPELL_PRIEST_MINDBENDER_DISC                    = 123040,
    SPELL_PRIEST_MINDBENDER_SHADOW                  = 200174,
    SPELL_PRIEST_MINDGAMES                          = 375901,
    SPELL_PRIEST_MINDGAMES_VENTHYR                  = 323673,
    SPELL_PRIEST_MIND_BOMB_STUN                     = 226943,
    SPELL_PRIEST_MISERY                             = 238558,
    SPELL_PRIEST_ORACULAR_HEAL                      = 26170,
    SPELL_PRIEST_PAIN_SUPPRESSION                   = 33206,
    SPELL_PRIEST_PAIN_TRANSFORMATION                = 372991,
    SPELL_PRIEST_PAIN_TRANSFORMATION_HEAL           = 372994,
    SPELL_PRIEST_PENANCE                            = 47540,
    SPELL_PRIEST_PENANCE_CHANNEL_DAMAGE             = 47758,
    SPELL_PRIEST_PENANCE_CHANNEL_HEALING            = 47757,
    SPELL_PRIEST_PENANCE_DAMAGE                     = 47666,
    SPELL_PRIEST_PENANCE_HEALING                    = 47750,
    SPELL_PRIEST_PHANTOM_REACH                      = 459559,
    SPELL_PRIEST_POWER_LEECH_MINDBENDER_MANA        = 123051,
    SPELL_PRIEST_POWER_LEECH_MINDBENDER_INSANITY    = 200010,
    SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_MANA       = 343727,
    SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_INSANITY   = 262485,
    SPELL_PRIEST_POWER_OF_THE_DARK_SIDE             = 198069,
    SPELL_PRIEST_POWER_OF_THE_DARK_SIDE_TINT        = 225795,
    SPELL_PRIEST_POWER_SURGE                        = 453109,
    SPELL_PRIEST_POWER_SURGE_HALO_VISUAL            = 454342,
    SPELL_PRIEST_POWER_SURGE_HALO_VISUAL_RETURN     = 467824, // TODO: cast when triggering first return halo from Divine Halo (from halo on expire script)
    SPELL_PRIEST_POWER_SURGE_PERIODIC_HOLY          = 453112,
    SPELL_PRIEST_POWER_SURGE_PERIODIC_SHADOW        = 453113,
    SPELL_PRIEST_POWER_WORD_LIFE                    = 373481,
    SPELL_PRIEST_POWER_WORD_RADIANCE                = 194509,
    SPELL_PRIEST_POWER_WORD_SHIELD                  = 17,
    SPELL_PRIEST_POWER_WORD_SOLACE_ENERGIZE         = 129253,
    SPELL_PRIEST_PRAYER_OF_HEALING                  = 596,
    SPELL_PRIEST_PRAYER_OF_MENDING                  = 33076,
    SPELL_PRIEST_PRAYER_OF_MENDING_AURA             = 41635,
    SPELL_PRIEST_PRAYER_OF_MENDING_HEAL             = 33110,
    SPELL_PRIEST_PRAYER_OF_MENDING_JUMP             = 155793,
    SPELL_PRIEST_PRAYERFUL_LITANY                   = 391209,
    SPELL_PRIEST_PROTECTIVE_LIGHT_AURA              = 193065,
    SPELL_PRIEST_PROTECTOR_OF_THE_FRAIL             = 373035,
    SPELL_PRIEST_PURGE_THE_WICKED                   = 204197,
    SPELL_PRIEST_PURGE_THE_WICKED_DUMMY             = 204215,
    SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC          = 204213,
    SPELL_PRIEST_RENEW                              = 139,
    SPELL_PRIEST_RENEWED_HOPE                       = 197469,
    SPELL_PRIEST_RENEWED_HOPE_EFFECT                = 197470,
    SPELL_PRIEST_REVEL_IN_PURITY                    = 373003,
    SPELL_PRIEST_SANCTUARY                          = 231682,
    SPELL_PRIEST_SANCTUARY_ABSORB                   = 208771,
    SPELL_PRIEST_SANCTUARY_AURA                     = 208772,
    SPELL_PRIEST_SHADOW_COVENANT                    = 314867,
    SPELL_PRIEST_SHADOW_COVENANT_EFFECT             = 322105,
    SPELL_PRIEST_RHAPSODY_PROC                      = 390636,
    SPELL_PRIEST_SAY_YOUR_PRAYERS                   = 391186,
    SPELL_PRIEST_SCHISM                             = 424509,
    SPELL_PRIEST_SCHISM_AURA                        = 214621,
    SPELL_PRIEST_SEARING_LIGHT                      = 1280131,
    SPELL_PRIEST_SEARING_LIGHT_DAMAGE               = 1280134,
    SPELL_PRIEST_SEARING_LIGHT_DIVINE_IMAGE         = 196811,
    SPELL_PRIEST_SHADOW_MEND_DAMAGE                 = 186439,
    SPELL_PRIEST_SHADOW_WORD_DEATH                  = 32379,
    SPELL_PRIEST_SHADOW_WORD_DEATH_DAMAGE           = 32409,
    SPELL_PRIEST_SHADOW_MEND_PERIODIC_DUMMY         = 187464,
    SPELL_PRIEST_SHADOW_WORD_PAIN                   = 589,
    SPELL_PRIEST_SHADOWY_APPARITION_DUMMY           = 341263,
    SPELL_PRIEST_SHADOWY_APPARITION_MISSILE         = 148859,
    SPELL_PRIEST_SHIELD_DISCIPLINE                  = 197045,
    SPELL_PRIEST_SHIELD_DISCIPLINE_EFFECT           = 47755,
    SPELL_PRIEST_SIN_AND_PUNISHMENT                 = 87204,
    SPELL_PRIEST_SINS_OF_THE_MANY                   = 280398,
    SPELL_PRIEST_SMITE                              = 585,
    SPELL_PRIEST_SPIRIT_OF_REDEMPTION               = 27827,
    SPELL_PRIEST_STRENGTH_OF_SOUL                   = 197535,
    SPELL_PRIEST_STRENGTH_OF_SOUL_EFFECT            = 197548,
    SPELL_PRIEST_SURGE_OF_LIGHT                     = 109186,
    SPELL_PRIEST_SURGE_OF_LIGHT_EFFECT              = 114255,
    SPELL_PRIEST_TITHE_EVASION                      = 373223,
    SPELL_PRIEST_TRANQUIL_LIGHT                     = 196816,
    SPELL_PRIEST_THE_PENITENT_AURA                  = 200347,
    SPELL_PRIEST_TRAIL_OF_LIGHT_HEAL                = 234946,
    SPELL_PRIEST_TRANSLUCENT_IMAGE                  = 373446,
    SPELL_PRIEST_TRINITY                            = 214205,
    SPELL_PRIEST_TRINITY_EFFECT                     = 290793,
    SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_HOLY          = 390706,
    SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_SHADOW        = 390707,
    SPELL_PRIEST_ULTIMATE_PENITENCE                 = 421453,
    SPELL_PRIEST_ULTIMATE_PENITENCE_CHANNEL         = 421434,
    SPELL_PRIEST_ULTIMATE_PENITENCE_DAMAGE          = 421543,
    SPELL_PRIEST_ULTIMATE_PENITENCE_FALLING_FACING_CONTROL = 419305,
    SPELL_PRIEST_ULTIMATE_PENITENCE_HEAL            = 421544,
    SPELL_PRIEST_ULTIMATE_PENITENCE_IMMUNITY        = 421354,
    SPELL_PRIEST_UNFURLING_DARKNESS                 = 341273,
    SPELL_PRIEST_UNFURLING_DARKNESS_AURA            = 341282,
    SPELL_PRIEST_UNFURLING_DARKNESS_DEBUFF          = 341291,
    SPELL_PRIEST_VAMPIRIC_EMBRACE_HEAL              = 15290,
    SPELL_PRIEST_VAMPIRIC_TOUCH                     = 34914,
    SPELL_PRIEST_VOID_VOLLEY_DAMAGE                 = 1242189,
    SPELL_PRIEST_VOID_SHIELD                        = 199144,
    SPELL_PRIEST_VOID_SHIELD_EFFECT                 = 199145,
    SPELL_PRIEST_VOICE_OF_HARMONY                   = 390994,
    SPELL_PRIEST_VOID_TORRENT                       = 263165,
    SPELL_PRIEST_WEAKENED_SOUL                      = 6788,
    SPELL_PRIEST_WHISPERING_SHADOWS                 = 406777,
    SPELL_PRIEST_WHISPERING_SHADOWS_DUMMY           = 391286,
    SPELL_PVP_RULES_ENABLED_HARDCODED               = 134735
};
 
enum PriestSpellLabels
{
    SPELL_LABEL_PRIEST_APOTHEOSIS                   = 3635,
};
 
enum PriestSpellVisuals
{
    SPELL_VISUAL_PRIEST_POWER_WORD_RADIANCE                 = 52872,
    SPELL_VISUAL_PRIEST_PRAYER_OF_MENDING                   = 38945,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_HUMAN_MALE       = 33554,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_HUMAN_FEMALE     = 33566,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_ORC_MALE         = 33567,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_ORC_FEMALE       = 33568,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DWARF_MALE       = 33569,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DWARF_FEMALE     = 33570,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_NIGHTELF_MALE    = 33571,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_NIGHTELF_FEMALE  = 33572,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_UNDEAD_MALE      = 33573,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_UNDEAD_FEMALE    = 33574,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TAUREN_MALE      = 33575,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TAUREN_FEMALE    = 33576,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GNOME_MALE       = 33577,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GNOME_FEMALE     = 33578,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TROLL_MALE       = 33579,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TROLL_FEMALE     = 33580,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GOBLIN_MALE      = 33581,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GOBLIN_FEMALE    = 33582,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_BELF_MALE        = 33583,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_BELF_FEMALE      = 33584,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DRAENEI_MALE     = 33585,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DRAENEI_FEMALE   = 33586,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_WORGEN_MALE      = 33587,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_WORGEN_FEMALE    = 33588,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_PANDAREN_MALE    = 33589,
    SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_PANDAREN_FEMALE  = 33590,
};
 
enum PriestSummons
{
    NPC_PRIEST_DIVINE_IMAGE                         = 198236,
    NPC_PRIEST_MINDBENDER                           = 62982,
    NPC_PRIEST_SHADOWFIEND                          = 19668,
    NPC_PRIEST_VOIDWRAITH                           = 224466
};
 
class RaidCheck
{
    public:
        explicit RaidCheck(Unit const* caster) : _caster(caster) { }
 
        bool operator()(WorldObject* obj) const
        {
            if (Unit* target = obj->ToUnit())
                return !_caster->IsInRaidWith(target);
 
            return true;
        }
 
    private:
        Unit const* _caster;
};
 
// 108945 - Angelic Bulwark
class spell_pri_angelic_bulwark : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ANGELIC_BULWARK_BUFF, SPELL_PRIEST_ANGELIC_BULWARK_DEBUFF })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    bool CheckProc(ProcEventInfo const& eventInfo) const
    {
        return eventInfo.GetDamageInfo() && !eventInfo.GetActionTarget()->HasAura(SPELL_PRIEST_ANGELIC_BULWARK_DEBUFF)
            && eventInfo.GetActionTarget()->HealthBelowPctDamaged(GetEffect(EFFECT_0)->GetAmount(), eventInfo.GetDamageInfo()->GetDamage());
    }
 
    void HandleProc(ProcEventInfo const& eventInfo) const
    {
        Unit* caster = eventInfo.GetActionTarget();
        if (!caster)
            return;
 
        SpellEffectValue absorb = caster->CountPctFromMaxHealth(GetEffect(EFFECT_1)->GetAmount());
 
        caster->CastSpell(caster, SPELL_PRIEST_ANGELIC_BULWARK_BUFF, CastSpellExtraArgsInit
        {
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .SpellValueOverrides = { { SPELLVALUE_BASE_POINT0, absorb } }
        });
        caster->CastSpell(caster, SPELL_PRIEST_ANGELIC_BULWARK_DEBUFF, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_angelic_bulwark::CheckProc);
        OnProc += AuraProcFn(spell_pri_angelic_bulwark::HandleProc);
    }
};
 
// 121536 - Angelic Feather talent
class spell_pri_angelic_feather_trigger : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER });
    }
 
    void HandleEffectDummy(SpellEffIndex /*effIndex*/) const
    {
        Position destPos = GetHitDest()->GetPosition();
        SpellRange radius = GetEffectInfo().CalcRadius();
 
        // Caster is prioritary
        if (GetCaster()->IsInRange2d(&destPos, radius.Min, radius.Max))
        {
            GetCaster()->CastSpell(GetCaster(), SPELL_PRIEST_ANGELIC_FEATHER_AURA, true);
        }
        else
        {
            CastSpellExtraArgs args;
            args.TriggerFlags = TRIGGERED_FULL_MASK;
            args.CastDifficulty = GetCastDifficulty();
            GetCaster()->CastSpell(destPos, SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER, args);
        }
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_pri_angelic_feather_trigger::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// Angelic Feather areatrigger - created by SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER
struct areatrigger_pri_angelic_feather : AreaTriggerAI
{
    areatrigger_pri_angelic_feather(AreaTrigger* areatrigger) : AreaTriggerAI(areatrigger) { }
 
    // Called when the AreaTrigger has just been initialized, just before added to map
    void OnInitialize() override
    {
        if (Unit* caster = at->GetCaster())
        {
            std::vector<AreaTrigger*> areaTriggers = caster->GetAreaTriggers(SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER);
 
            if (areaTriggers.size() >= 3)
                areaTriggers.front()->SetDuration(0);
        }
    }
 
    void OnUnitEnter(Unit* unit) override
    {
        if (Unit* caster = at->GetCaster())
        {
            if (caster->IsFriendlyTo(unit))
            {
                // If target already has aura, increase duration to max 130% of initial duration
                caster->CastSpell(unit, SPELL_PRIEST_ANGELIC_FEATHER_AURA, true);
                at->SetDuration(0);
            }
        }
    }
};
 
// 391387 - Answered Prayers
class spell_pri_answered_prayers : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ANSWERED_PRAYERS, SPELL_PRIEST_APOTHEOSIS })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    void HandleOnProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
    {
        Milliseconds extraDuration = 0ms;
        if (AuraEffect const* durationEffect = GetEffect(EFFECT_1))
            extraDuration = duration_cast<Milliseconds>(FloatSeconds(durationEffect->GetAmount()));
 
        Unit* target = eventInfo.GetActor();
 
        Aura* answeredPrayers = target->GetAura(SPELL_PRIEST_ANSWERED_PRAYERS);
 
        // Note: if caster has no aura, we must cast it first.
        if (!answeredPrayers)
            target->CastSpell(target, SPELL_PRIEST_ANSWERED_PRAYERS, TRIGGERED_IGNORE_CAST_IN_PROGRESS);
        else
        {
            // Note: there's no BaseValue dummy that we can use as reference, so we hardcode the increasing stack value.
            answeredPrayers->ModStackAmount(1);
 
            // Note: if current stacks match max. stacks, trigger Apotheosis.
            if (answeredPrayers->GetStackAmount() != aurEff->GetAmountAsInt())
                return;
 
            answeredPrayers->Remove();
 
            if (Aura* apotheosis = GetTarget()->GetAura(SPELL_PRIEST_APOTHEOSIS))
            {
                apotheosis->SetDuration(apotheosis->GetDuration() + extraDuration.count());
                apotheosis->SetMaxDuration(apotheosis->GetMaxDuration() + extraDuration.count());
            }
            else
                target->CastSpell(target, SPELL_PRIEST_APOTHEOSIS,
                    CastSpellExtraArgs(TRIGGERED_FULL_MASK & ~TRIGGERED_CAST_DIRECTLY)
                    .AddSpellMod(SPELLVALUE_DURATION, extraDuration.count()));
        }
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_answered_prayers::HandleOnProc, EFFECT_0, SPELL_AURA_ADD_FLAT_MODIFIER_BY_SPELL_LABEL);
    }
};
 
// 26169 - Oracle Healing Bonus
class spell_pri_aq_3p_bonus : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ORACULAR_HEAL });
    }
 
    bool CheckProc(ProcEventInfo& eventInfo)
    {
        if (eventInfo.GetActor() == eventInfo.GetActionTarget())
            return false;
 
        HealInfo* healInfo = eventInfo.GetHealInfo();
        return healInfo && healInfo->GetHeal();
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo& eventInfo)
    {
        PreventDefaultAction();
 
        CastSpellExtraArgs args(aurEff);
        args.AddSpellBP0(CalculatePct(eventInfo.GetHealInfo()->GetHeal(), 10));
        eventInfo.GetActor()->CastSpell(eventInfo.GetActor(), SPELL_PRIEST_ORACULAR_HEAL, args);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_aq_3p_bonus::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_aq_3p_bonus::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 197862 - Archangel (attached to 472433 - Evangelism)
class spell_pri_archangel : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ARCHANGEL, SPELL_PRIEST_ARCHANGEL_AURA });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_ARCHANGEL);
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        caster->CastSpell(caster, SPELL_PRIEST_ARCHANGEL_AURA, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_IGNORE_CASTER_AURASTATE | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell()
        });
    }
 
    void Register() override
    {
        OnEffectLaunch += SpellEffectFn(spell_pri_archangel::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 81749 - Atonement
class spell_pri_atonement : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ATONEMENT_HEAL, SPELL_PRIEST_SINS_OF_THE_MANY, SPELL_PRIEST_TRINITY_EFFECT })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 }, { SPELL_PRIEST_SINS_OF_THE_MANY, EFFECT_2 }, { SPELL_PRIEST_TRINITY, EFFECT_0 } });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetDamageInfo() != nullptr;
    }
 
    void HandleOnProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        TriggerAtonementHealOnTargets(aurEff, eventInfo);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_atonement::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_atonement::HandleOnProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
 
    std::vector<ObjectGuid> _appliedAtonements;
 
public:
    void AddAtonementTarget(ObjectGuid const& target)
    {
        _appliedAtonements.push_back(target);
 
        UpdateSinsOfTheManyValue();
        UpdateTrinityEffect();
    }
 
    void RemoveAtonementTarget(ObjectGuid const& target)
    {
        std::erase(_appliedAtonements, target);
 
        UpdateSinsOfTheManyValue();
        UpdateTrinityEffect();
    }
 
    std::vector<ObjectGuid> const& GetAtonementTargets() const
    {
        return _appliedAtonements;
    }
 
    struct TriggerArgs
    {
        SpellInfo const* TriggeredBy = nullptr;
        SpellSchoolMask DamageSchoolMask = SPELL_SCHOOL_MASK_NONE;
    };
 
    void TriggerAtonementHealOnTargets(AuraEffect const* atonementEffect, ProcEventInfo const& eventInfo)
    {
        Unit* priest = GetUnitOwner();
        DamageInfo* damageInfo = eventInfo.GetDamageInfo();
        CastSpellExtraArgs args(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
 
        // Note: atonementEffect holds the correct amount since we passed the effect in the AuraScript that calls this method.
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, CalculatePct(damageInfo->GetDamage(), atonementEffect->GetAmount()));
 
        args.SetCustomArg(TriggerArgs{
            .TriggeredBy = eventInfo.GetSpellInfo(),
            .DamageSchoolMask = eventInfo.GetDamageInfo()->GetSchoolMask() });
 
        float distanceLimit = GetEffectInfo(EFFECT_1).CalcValue();
 
        std::erase_if(_appliedAtonements, [priest, distanceLimit, &args](ObjectGuid const& targetGuid)
        {
            if (Unit* target = ObjectAccessor::GetUnit(*priest, targetGuid))
            {
                if (target->IsInDist2d(priest, distanceLimit))
                    priest->CastSpell(target, SPELL_PRIEST_ATONEMENT_HEAL, args);
 
                return false;
            }
 
            return true;
        });
    }
 
    void UpdateSinsOfTheManyValue() const
    {
        // Note: the damage dimish starts at the 6th application as of 10.0.5.
        static constexpr std::array<SpellEffectValue, 20> DamageByStack = { 20.0f, 20.0f, 20.0f, 20.0f, 20.0f, 17.5f, 15.0f, 12.5f, 10.0f, 7.5f, 5.5f, 4.0f, 2.5f, 2.0f, 1.5f, 1.25f, 1.0f, 0.75f, 0.63f, 0.5f };
 
        for (SpellEffIndex effectIndex : { EFFECT_0, EFFECT_1, EFFECT_2 })
            if (AuraEffect* sinOfTheMany = GetUnitOwner()->GetAuraEffect(SPELL_PRIEST_SINS_OF_THE_MANY, effectIndex))
                sinOfTheMany->ChangeAmount(DamageByStack[std::min(_appliedAtonements.size(), DamageByStack.size() - 1)]);
    }
 
    void UpdateTrinityEffect() const
    {
        Unit* priest = GetUnitOwner();
        if (AuraEffect const* trinity = priest->GetAuraEffect(SPELL_PRIEST_TRINITY, EFFECT_0); trinity && std::ssize(_appliedAtonements) >= trinity->GetAmount())
            priest->CastSpell(priest, SPELL_PRIEST_TRINITY_EFFECT, CastSpellExtraArgsInit{ .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR });
        else
            priest->RemoveAurasDueToSpell(SPELL_PRIEST_TRINITY_EFFECT);
    }
};
 
// 81751 - Atonement (Heal)
class spell_pri_abyssal_reverie : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_ABYSSAL_REVERIE, EFFECT_0 }  });
    }
 
    void CalculateHealingBonus(SpellEffectInfo const& /*spellEffectInfo*/, Unit const* /*victim*/, int32 const& /*healing*/, int32 const& /*flatMod*/, float& pctMod) const
    {
        spell_pri_atonement::TriggerArgs const* args = std::any_cast<spell_pri_atonement::TriggerArgs>(&GetSpell()->m_customArg);
        if (!args || !(args->DamageSchoolMask & SPELL_SCHOOL_MASK_SHADOW))
            return;
 
        if (AuraEffect* const abyssalReverieEffect = GetCaster()->GetAuraEffect(SPELL_PRIEST_ABYSSAL_REVERIE, EFFECT_0))
            AddPct(pctMod, abyssalReverieEffect->GetAmount());
    }
 
    void Register() override
    {
        CalcHealing += SpellCalcHealingFn(spell_pri_abyssal_reverie::CalculateHealingBonus);
    }
};
 
// 17 - Power Word: Shield
// 2061 - Flash Heal
// 200829 - Plea
// 47750 - Penance
// 194509 - Power Word: Radiance
class spell_pri_atonement_effect : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_ATONEMENT,
            SPELL_PRIEST_ATONEMENT_EFFECT,
            SPELL_PRIEST_POWER_WORD_RADIANCE,
            SPELL_PRIEST_POWER_WORD_SHIELD
        }) && ValidateSpellEffect({
            { SPELL_PRIEST_POWER_WORD_RADIANCE, EFFECT_3 },
            { SPELL_PRIEST_INDEMNITY, EFFECT_0 }
        });
    }
 
    bool Load() override
    {
        Unit* caster = GetCaster();
        if (!caster->HasAura(SPELL_PRIEST_ATONEMENT))
            return false;
 
        return true;
    }
 
    void HandleOnHitTarget() const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        CastSpellExtraArgs args(TRIGGERED_FULL_MASK);
        args.SetTriggeringSpell(GetSpell());
 
        switch (GetSpellInfo()->Id)
        {
            case SPELL_PRIEST_POWER_WORD_SHIELD:
                if (AuraEffect const* indemnity = caster->GetAuraEffect(SPELL_PRIEST_INDEMNITY, EFFECT_0))
                    args.AddSpellMod(SPELLVALUE_DURATION,
                        (FloatSeconds(indemnity->GetAmount())
                            + Milliseconds(Aura::CalcMaxDuration(sSpellMgr->AssertSpellInfo(_effectSpellId, GetCastDifficulty()),
                                caster, &GetSpell()->GetPowerCost()))).count());
                break;
            case SPELL_PRIEST_POWER_WORD_RADIANCE:
                // Power Word: Radiance applies Atonement at 60 % (without modifiers) of its total duration.
                args.AddSpellMod(SPELLVALUE_DURATION_PCT, GetEffectInfo(EFFECT_3).CalcValue(caster));
                break;
            default:
                break;
        }
 
        caster->CastSpell(target, _effectSpellId, args);
    }
 
    void Register() override
    {
        AfterHit += SpellHitFn(spell_pri_atonement_effect::HandleOnHitTarget);
    }
 
    uint32 _effectSpellId = SPELL_PRIEST_ATONEMENT_EFFECT;
};
 
// 194384 - Atonement (Buff)
class spell_pri_atonement_effect_aura : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ATONEMENT });
    }
 
    void HandleOnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        RegisterHelper<&spell_pri_atonement::AddAtonementTarget>();
    }
 
    void HandleOnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
    {
        RegisterHelper<&spell_pri_atonement::RemoveAtonementTarget>();
    }
 
    template<void(spell_pri_atonement::*func)(ObjectGuid const&)>
    void RegisterHelper() const
    {
        if (Unit* caster = GetCaster())
            if (Aura* atonement = caster->GetAura(SPELL_PRIEST_ATONEMENT))
                if (spell_pri_atonement* script = atonement->GetScript<spell_pri_atonement>())
                    (script->*func)(GetTarget()->GetGUID());
    }
 
    void Register() override
    {
        OnEffectApply += AuraEffectApplyFn(spell_pri_atonement_effect_aura::HandleOnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
        OnEffectRemove += AuraEffectRemoveFn(spell_pri_atonement_effect_aura::HandleOnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 195178 - Atonement (Passive)
class spell_pri_atonement_passive : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_ATONEMENT, EFFECT_0 } });
    }
 
    static bool CheckProc(ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetDamageInfo() != nullptr;
    }
 
    void HandleOnProc(AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo) const
    {
        Unit* target = GetTarget();
        Unit* summoner = target->GetOwner();
        if (!summoner)
            return;
 
        if (AuraEffect const* atonementEffect = summoner->GetAuraEffect(SPELL_PRIEST_ATONEMENT, EFFECT_0))
            if (spell_pri_atonement* script = atonementEffect->GetBase()->GetScript<spell_pri_atonement>())
                script->TriggerAtonementHealOnTargets(atonementEffect, eventInfo);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_atonement_passive::HandleOnProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 155271 - Auspicious Spirits (attached to 148859 - Shadowy Apparition)
class spell_pri_auspicious_spirits : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_AUSPICIOUS_SPIRITS });
    }
 
    bool Load() override
    {
        return !GetCaster()->HasAura(SPELL_PRIEST_AUSPICIOUS_SPIRITS);
    }
 
    static void PreventTarget(SpellScript const&, WorldObject*& target)
    {
        target = nullptr;
    }
 
    void Register() override
    {
        OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_auspicious_spirits::PreventTarget, EFFECT_1, TARGET_UNIT_CASTER);
    }
};
 
// 33110 - Prayer of Mending (Heal)
class spell_pri_benediction : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_RENEW })
            && ValidateSpellEffect({ { SPELL_PRIEST_BENEDICTION, EFFECT_0 } });
    }
 
    void HandleEffectHitTarget(SpellEffIndex /*effIndex*/) const
    {
        if (AuraEffect const* benediction = GetCaster()->GetAuraEffect(SPELL_PRIEST_BENEDICTION, EFFECT_0))
            if (roll_chance(benediction->GetAmount()))
                GetCaster()->CastSpell(GetHitUnit(), SPELL_PRIEST_RENEW, TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_benediction::HandleEffectHitTarget, EFFECT_0, SPELL_EFFECT_HEAL);
    }
};
 
// 368275 - Binding Heals
class spell_pri_binding_heals : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_BINDING_HEALS_HEAL });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetActor() != eventInfo.GetActionTarget();
    }
 
    static void HandleEffectProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
 
        caster->CastSpell(caster, SPELL_PRIEST_BINDING_HEALS_HEAL, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = eventInfo.GetProcSpell(),
            .TriggeringAura = aurEff,
            .SpellValueOverrides = { { SPELLVALUE_BASE_POINT0, SpellEffectValue(CalculatePct(eventInfo.GetHealInfo()->GetHeal(), aurEff->GetAmount())) } }
        });
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_binding_heals::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_binding_heals::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 215768 - Blaze of Light
class spell_pri_blaze_of_light : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo(
        {
            SPELL_PRIEST_BLAZE_OF_LIGHT_DECREASE,
            SPELL_PRIEST_BLAZE_OF_LIGHT_INCREASE
        });
    }
 
    void HandleProc(ProcEventInfo const& eventInfo) const
    {
        Unit* procTarget = eventInfo.GetActionTarget();
 
        GetTarget()->CastSpell(procTarget, GetTarget()->IsValidAttackTarget(procTarget)
            ? SPELL_PRIEST_BLAZE_OF_LIGHT_DECREASE
            : SPELL_PRIEST_BLAZE_OF_LIGHT_INCREASE,
            TRIGGERED_CAST_DIRECTLY | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
    }
 
    void Register() override
    {
        OnProc += AuraProcFn(spell_pri_blaze_of_light::HandleProc);
    }
};
 
// 372307 - Burning Vehemence
class spell_pri_burning_vehemence : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_BURNING_VEHEMENCE_DAMAGE });
    }
 
    void HandleEffectProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
    {
        GetTarget()->CastSpell(eventInfo.GetActionTarget()->GetPosition(), SPELL_PRIEST_BURNING_VEHEMENCE_DAMAGE, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = eventInfo.GetProcSpell(),
            .TriggeringAura = aurEff,
            .SpellValueOverrides = { { SPELLVALUE_BASE_POINT0, SpellEffectValue(CalculatePct(eventInfo.GetDamageInfo()->GetDamage(), aurEff->GetAmount())) } }
        });
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_burning_vehemence::HandleEffectProc, EFFECT_2, SPELL_AURA_DUMMY);
    }
};
 
// 204883 - Circle of Healing
class spell_pri_circle_of_healing : public SpellScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets) const
    {
        // Note: we must remove one since target is always chosen.
        uint32 const maxTargets = uint32(GetSpellInfo()->GetEffect(EFFECT_1).CalcValueAsInt(GetCaster()) - 1);
 
        Trinity::SelectRandomInjuredTargets(targets, maxTargets, true);
 
        if (Unit* explicitTarget = GetExplTargetUnit())
            targets.push_front(explicitTarget);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_circle_of_healing::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ALLY);
    }
};
 
// 17 - Power Word: Shield
class spell_pri_crystalline_reflection : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_CRYSTALLINE_REFLECTION,
            SPELL_PRIEST_CRYSTALLINE_REFLECTION_HEAL,
            SPELL_PRIEST_CRYSTALLINE_REFLECTION_REFLECT,
        }) && ValidateSpellEffect({ { SPELL_PRIEST_CRYSTALLINE_REFLECTION, EFFECT_0 } });
    }
 
    void HandleOnApply(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/) const
    {
        Unit* caster = GetCaster();
        if (!caster)
            return;
 
        // Crystalline Reflection Heal
        if (caster->HasAura(SPELL_PRIEST_CRYSTALLINE_REFLECTION))
            caster->CastSpell(GetTarget(), SPELL_PRIEST_CRYSTALLINE_REFLECTION_HEAL, CastSpellExtraArgs(aurEff)
                .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR));
    }
 
    void HandleAfterAbsorb(AuraEffect const* /*aurEff*/, DamageInfo const& dmgInfo, uint32 const& absorbAmount) const
    {
        Unit* caster = GetCaster();
        if (!caster)
            return;
 
        AuraEffect const* auraEff = caster->GetAuraEffect(SPELL_PRIEST_CRYSTALLINE_REFLECTION, EFFECT_0);
        if (!auraEff)
            return;
 
        Unit* attacker = dmgInfo.GetAttacker();
        if (!attacker)
            return;
 
        CastSpellExtraArgs args(TRIGGERED_DONT_REPORT_CAST_ERROR);
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, CalculatePct(absorbAmount, auraEff->GetAmount()));
        caster->CastSpell(attacker, SPELL_PRIEST_CRYSTALLINE_REFLECTION_REFLECT, args);
    }
 
    void Register() override
    {
        AfterEffectApply += AuraEffectApplyFn(spell_pri_crystalline_reflection::HandleOnApply, EFFECT_0, SPELL_AURA_SCHOOL_ABSORB, AURA_EFFECT_HANDLE_REAL_OR_REAPPLY_MASK);
        AfterEffectAbsorb += AuraEffectAbsorbFn(spell_pri_crystalline_reflection::HandleAfterAbsorb, EFFECT_0);
    }
};
 
// 8092 - Mind Blast
class spell_pri_dark_indulgence : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_DARK_INDULGENCE, EFFECT_0 } });
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        AuraEffect const* aurEff = GetCaster()->GetAuraEffect(SPELL_PRIEST_DARK_INDULGENCE, EFFECT_0);
        if (!aurEff)
            return;
 
        if (roll_chance(aurEff->GetAmount()))
            GetCaster()->CastSpell(GetCaster(), SPELL_PRIEST_POWER_OF_THE_DARK_SIDE, true);
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_pri_dark_indulgence::HandleEffectHit, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
    }
};
 
// 1240364 - Death's Torment
class spell_pri_deaths_torment : public AuraScript
{
public:
    struct Data
    {
        SpellEffectValue DamagePct = 0;
        int32 BacklashPct = 10; // for some weird reason its 10% for backlash, not 15%
        int32 EnergizePct = 25; // for some weird reason its 25% for energize, not 15%
    };
 
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SHADOW_WORD_DEATH })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetProcSpell()->m_customArg.type() != typeid(Data);
    }
 
    void HandleProc(ProcEventInfo const& eventInfo) const
    {
        Unit* caster = eventInfo.GetActor();
        Unit* target = eventInfo.GetActionTarget();
 
        int32 maxHits = GetEffect(EFFECT_0)->GetAmountAsInt();
        SpellEffectValue effectiveness = GetEffect(EFFECT_1)->GetAmount();
 
        for (int32 i = 1; i <= maxHits; ++i)
        {
            caster->m_Events.AddEventAtOffset([caster, targetGuid = target->GetGUID(), effectiveness]
            {
                if (Unit* target = ObjectAccessor::GetUnit(*caster, targetGuid))
                    caster->CastSpell(target, SPELL_PRIEST_SHADOW_WORD_DEATH, CastSpellExtraArgsInit{
                        .TriggerFlags = TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD | TRIGGERED_IGNORE_POWER_COST | TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
                        .CustomArg = Data{ .DamagePct = effectiveness }
                    });
            }, i * 250ms);
        }
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_deaths_torment::CheckProc);
        OnProc += AuraProcFn(spell_pri_deaths_torment::HandleProc);
    }
};
 
// 1215265 - Dispersing Light
class spell_pri_dispersing_light : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_DISPERSING_LIGHT_HEAL })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
    {
        HealInfo* healInfo = eventInfo.GetHealInfo();
        if (!healInfo || !healInfo->GetHeal())
            return;
 
        Unit* caster = eventInfo.GetActor();
        Unit* target = eventInfo.GetActionTarget();
 
        caster->CastSpell(nullptr, SPELL_PRIEST_DISPERSING_LIGHT_HEAL, CastSpellExtraArgsInit
        {
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringAura = aurEff,
            .SpellValueOverrides =
            {
                { SPELLVALUE_BASE_POINT0, SpellEffectValue(CalculatePct(healInfo->GetHeal(), aurEff->GetAmount())) },
                { SPELLVALUE_MAX_TARGETS, GetEffectInfo(EFFECT_1).CalcValueAsInt(caster) }
            },
            .CustomArg = TriggerArgs{ .TargetToExclude = target->GetGUID() }
        });
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_dispersing_light::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
 
public:
    struct TriggerArgs
    {
        ObjectGuid TargetToExclude;
    };
};
 
// 1215266 - Dispersing Light (Heal)
class spell_pri_dispersing_light_heal : public SpellScript
{
    void FilterTargets(std::list<WorldObject*>& targets) const
    {
        spell_pri_dispersing_light::TriggerArgs const* args = std::any_cast<spell_pri_dispersing_light::TriggerArgs>(&GetSpell()->m_customArg);
        if (!args || args->TargetToExclude.IsEmpty())
            return;
 
        targets.remove_if(Trinity::ObjectGUIDCheck(args->TargetToExclude));
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_dispersing_light_heal::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ALLY);
    }
};
 
namespace DivineImageHelpers
{
Unit* GetSummon(Unit const* owner)
{
    for (Unit* summon : owner->m_Controlled)
        if (summon->GetEntry() == NPC_PRIEST_DIVINE_IMAGE)
            return summon;
 
    return nullptr;
}
 
Optional<uint32> GetSpellToCast(uint32 spellId)
{
    switch (spellId)
    {
        case SPELL_PRIEST_RENEW:
            return SPELL_PRIEST_TRANQUIL_LIGHT;
        case SPELL_PRIEST_POWER_WORD_SHIELD:
        case SPELL_PRIEST_POWER_WORD_LIFE:
        case SPELL_PRIEST_FLASH_HEAL:
        case SPELL_PRIEST_HEAL:
        case SPELL_PRIEST_GREATER_HEAL:
        case SPELL_PRIEST_HOLY_WORD_SERENITY:
            return SPELL_PRIEST_HEALING_LIGHT;
        case SPELL_PRIEST_PRAYER_OF_MENDING:
        case SPELL_PRIEST_PRAYER_OF_MENDING_HEAL:
            return SPELL_PRIEST_BLESSED_LIGHT;
        case SPELL_PRIEST_PRAYER_OF_HEALING:
        case SPELL_PRIEST_CIRCLE_OF_HEALING:
        case SPELL_PRIEST_HALO_HOLY:
        case SPELL_PRIEST_DIVINE_STAR_HOLY_HEAL:
        case SPELL_PRIEST_DIVINE_HYMN_HEAL:
        case SPELL_PRIEST_HOLY_WORD_SANCTIFY:
        case SPELL_PRIEST_HOLY_WORD_SALVATION:
            return SPELL_PRIEST_DAZZLING_LIGHT;
        case SPELL_PRIEST_SHADOW_WORD_PAIN:
        case SPELL_PRIEST_SMITE:
        case SPELL_PRIEST_HOLY_FIRE:
        case SPELL_PRIEST_SHADOW_WORD_DEATH:
        case SPELL_PRIEST_HOLY_WORD_CHASTISE:
        case SPELL_PRIEST_MINDGAMES:
        case SPELL_PRIEST_MINDGAMES_VENTHYR:
            return SPELL_PRIEST_SEARING_LIGHT_DIVINE_IMAGE;
        case SPELL_PRIEST_HOLY_NOVA:
            return SPELL_PRIEST_LIGHT_ERUPTION;
        default:
            break;
    }
 
    return {};
}
 
void Trigger(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
{
    Unit* target = eventInfo.GetActor();
    if (!target)
        return;
 
    Unit* divineImage = GetSummon(target);
    if (!divineImage)
        return;
 
    Optional<uint32> spellId = GetSpellToCast(eventInfo.GetSpellInfo()->Id);
    if (!spellId)
        return;
 
    divineImage->CastSpell(SpellCastTargets(eventInfo.GetProcSpell()->m_targets), *spellId, aurEff);
}
}
 
// 392988 - Divine Image
class spell_pri_divine_image : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_DIVINE_IMAGE_SUMMON,
            SPELL_PRIEST_DIVINE_IMAGE_EMPOWER,
            SPELL_PRIEST_DIVINE_IMAGE_EMPOWER_STACK
        });
    }
 
    static void HandleProc(AuraScript const& script, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* target = eventInfo.GetActor();
        if (!target)
            return;
 
        // Note: if target has an active Divine Image, we should empower it rather than summoning a new one.
        if (Unit* divineImage = DivineImageHelpers::GetSummon(target))
        {
            // Note: Divine Image now teleports near the target when they cast a Holy Word spell if the Divine Image is further than 15 yards away (Patch 10.1.0).
            if (target->GetDistance(divineImage) > 15.0f)
                divineImage->NearTeleportTo(target->GetRandomNearPosition(3.0f));
 
            if (TempSummon* tempSummon = divineImage->ToTempSummon())
                tempSummon->RefreshTimer();
 
            divineImage->CastSpell(divineImage, SPELL_PRIEST_DIVINE_IMAGE_EMPOWER, eventInfo.GetProcSpell());
        }
        else
        {
            target->CastSpell(target, SPELL_PRIEST_DIVINE_IMAGE_SUMMON, CastSpellExtraArgs()
                .SetTriggeringAura(aurEff)
                .SetTriggeringSpell(eventInfo.GetProcSpell())
                .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DISALLOW_PROC_EVENTS | TRIGGERED_DONT_REPORT_CAST_ERROR));
 
            // Note: Divine Image triggers a cast immediately based on the Holy Word cast.
            DivineImageHelpers::Trigger(script, aurEff, eventInfo);
        }
 
        target->CastSpell(target, SPELL_PRIEST_DIVINE_IMAGE_EMPOWER_STACK, CastSpellExtraArgs()
            .SetTriggeringAura(aurEff)
            .SetTriggeringSpell(eventInfo.GetProcSpell())
            .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DISALLOW_PROC_EVENTS | TRIGGERED_DONT_REPORT_CAST_ERROR));
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_divine_image::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 405216 - Divine Image (Spell Cast Check)
class spell_pri_divine_image_spell_triggered : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_RENEW,
            SPELL_PRIEST_POWER_WORD_SHIELD,
            SPELL_PRIEST_POWER_WORD_LIFE,
            SPELL_PRIEST_FLASH_HEAL,
            SPELL_PRIEST_HOLY_WORD_SERENITY,
            SPELL_PRIEST_PRAYER_OF_MENDING,
            SPELL_PRIEST_PRAYER_OF_MENDING_HEAL,
            SPELL_PRIEST_PRAYER_OF_HEALING,
            SPELL_PRIEST_CIRCLE_OF_HEALING,
            SPELL_PRIEST_HALO_HOLY,
            SPELL_PRIEST_DIVINE_STAR_HOLY_HEAL,
            SPELL_PRIEST_DIVINE_HYMN_HEAL,
            SPELL_PRIEST_HOLY_WORD_SANCTIFY,
            SPELL_PRIEST_HOLY_WORD_SALVATION,
            SPELL_PRIEST_SMITE,
            SPELL_PRIEST_HOLY_FIRE,
            SPELL_PRIEST_SHADOW_WORD_DEATH,
            SPELL_PRIEST_SHADOW_WORD_PAIN,
            SPELL_PRIEST_MINDGAMES,
            SPELL_PRIEST_MINDGAMES_VENTHYR,
            SPELL_PRIEST_HOLY_WORD_CHASTISE,
            SPELL_PRIEST_HOLY_NOVA,
            SPELL_PRIEST_TRANQUIL_LIGHT,
            SPELL_PRIEST_HEALING_LIGHT,
            SPELL_PRIEST_BLESSED_LIGHT,
            SPELL_PRIEST_DAZZLING_LIGHT,
            SPELL_PRIEST_SEARING_LIGHT,
            SPELL_PRIEST_LIGHT_ERUPTION,
            SPELL_PRIEST_DIVINE_IMAGE_EMPOWER_STACK
        });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return DivineImageHelpers::GetSummon(eventInfo.GetActor()) != nullptr;
    }
 
    void HandleAfterRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        GetTarget()->RemoveAurasDueToSpell(SPELL_PRIEST_DIVINE_IMAGE_EMPOWER_STACK);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_divine_image_spell_triggered::CheckProc);
        OnEffectProc += AuraEffectProcFn(DivineImageHelpers::Trigger, EFFECT_0, SPELL_AURA_DUMMY);
        AfterEffectRemove += AuraEffectRemoveFn(spell_pri_divine_image_spell_triggered::HandleAfterRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 405963 Divine Image
// 409387 Divine Image
class spell_pri_divine_image_stack_timer : public AuraScript
{
    void TrackStackApplicationTime(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        GetUnitOwner()->m_Events.AddEventAtOffset([spelId = GetId(), owner = GetUnitOwner()]
        {
            owner->RemoveAuraFromStack(spelId);
        }, Milliseconds(GetMaxDuration()));
    }
 
    void Register() override
    {
        AfterEffectApply += AuraEffectApplyFn(spell_pri_divine_image_stack_timer::TrackStackApplicationTime, EFFECT_0, SPELL_AURA_ANY, AURA_EFFECT_HANDLE_REAL_OR_REAPPLY_MASK);
    }
};
 
// 33110 - Prayer of Mending (Heal)
class spell_pri_divine_service : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PRAYER_OF_MENDING_AURA })
            && ValidateSpellEffect({ { SPELL_PRIEST_DIVINE_SERVICE, EFFECT_0 } });
    }
 
    void CalculateHealingBonus(SpellEffectInfo const& /*spellEffectInfo*/, Unit const* victim, int32& /*healing*/, int32& /*flatMod*/, float& pctMod) const
    {
        if (AuraEffect const* divineServiceEffect = GetCaster()->GetAuraEffect(SPELL_PRIEST_DIVINE_SERVICE, EFFECT_0))
            if (Aura const* prayerOfMending = victim->GetAura(SPELL_PRIEST_PRAYER_OF_MENDING_AURA, GetCaster()->GetGUID()))
                AddPct(pctMod, divineServiceEffect->GetAmount() * prayerOfMending->GetStackAmount());
    }
 
    void Register() override
    {
        CalcHealing += SpellCalcHealingFn(spell_pri_divine_service::CalculateHealingBonus);
    }
};
 
// 122121 - Divine Star (Shadow)
class spell_pri_divine_star_shadow : public SpellScript
{
    void HandleHitTarget(SpellEffIndex effIndex)
    {
        Unit* caster = GetCaster();
 
        if (caster->GetPowerType() != GetEffectInfo().MiscValue)
            PreventHitDefaultEffect(effIndex);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_divine_star_shadow::HandleHitTarget, EFFECT_2, SPELL_EFFECT_ENERGIZE);
    }
};
 
// 110744 - Divine Star (Holy)
// 122121 - Divine Star (Shadow)
struct areatrigger_pri_divine_star : AreaTriggerAI
{
    using AreaTriggerAI::AreaTriggerAI;
 
    void OnInitialize() override
    {
        SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(at->GetSpellId(), DIFFICULTY_NONE);
        if (!spellInfo)
            return;
 
        if (spellInfo->GetEffects().size() <= EFFECT_1)
            return;
 
        Unit* caster = at->GetCaster();
        if (!caster)
            return;
 
        _casterCurrentPosition = caster->GetPosition();
 
        // Note: max. distance at which the Divine Star can travel to is EFFECT_1's BasePoints yards.
        float maxTravelDistance = float(spellInfo->GetEffect(EFFECT_1).CalcValue(caster));
 
        Position destPos = _casterCurrentPosition;
        at->MovePositionToFirstCollision(destPos, maxTravelDistance, 0.0f);
 
        PathGenerator firstPath(at);
        firstPath.CalculatePath(destPos.GetPositionX(), destPos.GetPositionY(), destPos.GetPositionZ(), false);
 
        at->InitSplines(firstPath.GetPath());
    }
 
    void OnUpdate(uint32 diff) override
    {
        _scheduler.Update(diff);
    }
 
    void OnUnitEnter(Unit* unit) override
    {
        HandleUnitEnterExit(unit);
    }
 
    void OnUnitExit(Unit* unit, AreaTriggerExitReason /*reason*/) override
    {
        // Note: this ensures any unit receives a second hit if they happen to be inside the AT when Divine Star starts its return path.
        HandleUnitEnterExit(unit);
    }
 
    void HandleUnitEnterExit(Unit* unit)
    {
        Unit* caster = at->GetCaster();
        if (!caster)
            return;
 
        if (advstd::ranges::contains(_affectedUnits, unit->GetGUID()))
            return;
 
        constexpr TriggerCastFlags TriggerFlags = TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS;
 
        if (caster->IsValidAttackTarget(unit))
            caster->CastSpell(unit, at->GetSpellId() == SPELL_PRIEST_DIVINE_STAR_SHADOW ? SPELL_PRIEST_DIVINE_STAR_SHADOW_DAMAGE : SPELL_PRIEST_DIVINE_STAR_HOLY_DAMAGE,
                TriggerFlags);
        else if (caster->IsValidAssistTarget(unit))
            caster->CastSpell(unit, at->GetSpellId() == SPELL_PRIEST_DIVINE_STAR_SHADOW ? SPELL_PRIEST_DIVINE_STAR_SHADOW_HEAL : SPELL_PRIEST_DIVINE_STAR_HOLY_HEAL,
                TriggerFlags);
 
        _affectedUnits.push_back(unit->GetGUID());
    }
 
    void OnDestinationReached() override
    {
        Unit* caster = at->GetCaster();
        if (!caster)
            return;
 
        if (at->GetDistance(_casterCurrentPosition) > 0.05f)
        {
            _affectedUnits.clear();
 
            ReturnToCaster();
        }
        else
            at->Remove();
    }
 
    void ReturnToCaster()
    {
        _scheduler.Schedule(0ms, [this](TaskContext& task)
        {
            Unit* caster = at->GetCaster();
            if (!caster)
                return;
 
            _casterCurrentPosition = caster->GetPosition();
 
            Movement::PointsArray returnSplinePoints;
 
            returnSplinePoints.push_back(PositionToVector3(at->GetPosition()));
            returnSplinePoints.push_back(PositionToVector3(caster->GetPosition()));
 
            at->InitSplines(returnSplinePoints);
 
            task.Repeat(250ms);
        });
    }
 
private:
    TaskScheduler _scheduler;
    Position _casterCurrentPosition;
    std::vector<ObjectGuid> _affectedUnits;
};
 
struct spell_pri_holy_words_base
{
    static void ModifyCooldown(Unit* priest, SpellInfo const* spellInfo, Milliseconds cooldownMod)
    {
        priest->GetSpellHistory()->ModifyCooldown(spellInfo, cooldownMod, true);
    }
};
 
// 372760 - Divine Word
class spell_pri_divine_word : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_HOLY_WORD_CHASTISE,
            SPELL_PRIEST_HOLY_WORD_SANCTIFY,
            SPELL_PRIEST_HOLY_WORD_SERENITY,
            SPELL_PRIEST_DIVINE_FAVOR_CHASTISE,
            SPELL_PRIEST_DIVINE_WORD_SANCTUARY_AREATRIGGER,
            SPELL_PRIEST_DIVINE_FAVOR_SERENITY
        }) && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    void HandleProc(ProcEventInfo const& procInfo) const
    {
        Unit* caster = GetTarget();
        switch (procInfo.GetSpellInfo()->Id)
        {
            case SPELL_PRIEST_HOLY_WORD_CHASTISE:
                caster->CastSpell(caster, SPELL_PRIEST_DIVINE_FAVOR_CHASTISE, CastSpellExtraArgsInit{
                    .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
                    .TriggeringSpell = procInfo.GetProcSpell()
                });
                spell_pri_holy_words_base::ModifyCooldown(caster, procInfo.GetSpellInfo(),
                    Seconds(-GetSpellInfo()->GetEffect(EFFECT_1).CalcValueAsInt(caster)));
                break;
            case SPELL_PRIEST_HOLY_WORD_SANCTIFY:
                GetCaster()->CastSpell(*procInfo.GetProcSpell()->m_targets.GetDst(), SPELL_PRIEST_DIVINE_WORD_SANCTUARY_AREATRIGGER, CastSpellExtraArgsInit{
                    .TriggerFlags = TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_IGNORE_CAST_TIME,
                    .TriggeringSpell = procInfo.GetProcSpell()
                });
                break;
            case SPELL_PRIEST_HOLY_WORD_SERENITY:
                caster->CastSpell(caster, SPELL_PRIEST_DIVINE_FAVOR_SERENITY, CastSpellExtraArgsInit{
                    .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
                    .TriggeringSpell = procInfo.GetProcSpell()
                });
                break;
            default:
                break;
        }
    }
 
    void Register() override
    {
        OnProc += AuraProcFn(spell_pri_divine_word::HandleProc);
    }
};
 
// 372784 - Divine Word: Sanctuary
class spell_pri_divine_word_sanctuary : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_DIVINE_WORD_SANCTUARY_HEAL });
    }
 
    void HandleEffectPeriodic(AuraEffect const* /*aurEff*/) const
    {
        Unit* caster = GetTarget();
        for (AreaTrigger* at : caster->GetAreaTriggers(GetSpellInfo()->Id))
            caster->CastSpell(at->GetPosition(), SPELL_PRIEST_DIVINE_WORD_SANCTUARY_HEAL);
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_pri_divine_word_sanctuary::HandleEffectPeriodic, EFFECT_2, SPELL_AURA_PERIODIC_DUMMY);
    }
};
 
// 372787 - Divine Word: Sanctuary
class spell_pri_divine_word_sanctuary_heal : public SpellScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets) const
    {
        int32 maxTargets = GetEffectInfo(EFFECT_1).CalcValueAsInt(GetCaster());
        Trinity::SelectRandomInjuredTargets(targets, maxTargets, true);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_divine_word_sanctuary_heal::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ALLY);
    }
};
 
// 1215241 - Divinity
class spell_pri_divinity : public AuraScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellEffect({ { spellInfo->Id, EFFECT_2 } })
            && ValidateSpellInfo({ SPELL_PRIEST_APOTHEOSIS, spellInfo->GetEffect(EFFECT_2).TriggerSpell });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetSpellInfo()->HasLabel(SPELL_LABEL_PRIEST_APOTHEOSIS);
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& procInfo)
    {
        PreventDefaultAction();
 
        GetTarget()->CastSpell(GetTarget(), aurEff->GetSpellEffectInfo().TriggerSpell, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = procInfo.GetProcSpell(),
            .TriggeringAura = aurEff,
            .SpellValueOverrides = { { SPELLVALUE_AURA_STACK, int32(sSpellMgr->AssertSpellInfo(aurEff->GetSpellEffectInfo().TriggerSpell, DIFFICULTY_NONE)->StackAmount) } }
        });
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_divinity::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_divinity::HandleProc, EFFECT_2, SPELL_AURA_PROC_TRIGGER_SPELL);
    }
};
 
// 391339 - Empowered Renew
class spell_pri_empowered_renew : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_RENEW, SPELL_PRIEST_HOLY_WORD_SANCTIFY })
            && ValidateSpellEffect({ { SPELL_PRIEST_RENEW, EFFECT_0 } })
            && sSpellMgr->AssertSpellInfo(SPELL_PRIEST_RENEW, DIFFICULTY_NONE)->GetEffect(EFFECT_0).IsAura(SPELL_AURA_PERIODIC_HEAL);
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
    {
        spell_pri_holy_words_base::ModifyCooldown(eventInfo.GetActor(), sSpellMgr->AssertSpellInfo(SPELL_PRIEST_HOLY_WORD_SANCTIFY, GetCastDifficulty()),
            Milliseconds(-aurEff->GetAmountAsInt()));
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_empowered_renew::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 139 - Renew
class spell_pri_empowered_renew_heal : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_EMPOWERED_RENEW, EFFECT_1 } });
    }
 
    void CalculateHealing(AuraEffect const* /*aurEff*/, Unit* /*victim*/, int32& /*healing*/, int32& /*flatMod*/, float& pctMod) const
    {
        if (Unit* caster = GetCaster())
            if (AuraEffect const* empRenew = caster->GetAuraEffect(SPELL_PRIEST_EMPOWERED_RENEW, EFFECT_1))
                AddPct(pctMod, empRenew->GetAmount());
    }
 
    void Register() override
    {
        DoEffectCalcDamageAndHealing += AuraEffectCalcHealingFn(spell_pri_empowered_renew_heal::CalculateHealing, EFFECT_0, SPELL_AURA_PERIODIC_HEAL);
    }
};
 
// 372616 - Empyreal Blaze
class spell_pri_empyreal_blaze : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_HOLY_WORD_CHASTISE, SPELL_PRIEST_EMPYREAL_BLAZE_AURA });
    }
 
    static void HandleProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        if (!caster)
            return;
 
        caster->CastSpell(caster, SPELL_PRIEST_EMPYREAL_BLAZE_AURA, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = eventInfo.GetProcSpell(),
            .TriggeringAura = aurEff,
            .SpellValueOverrides = { { SPELLVALUE_AURA_STACK, aurEff->GetAmountAsInt() } }
        });
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_empyreal_blaze::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// Triggered by 14914 - Holy Fire
class spell_pri_empyreal_blaze_extend : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_EMPYREAL_BLAZE });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_EMPYREAL_BLAZE);
    }
 
    void HandleHit() const
    {
        Unit* target = GetHitUnit();
        if (!target)
            return;
 
        Aura* holyFireAura = target->GetAura(GetSpellInfo()->Id, GetCaster()->GetGUID());
        if (!holyFireAura)
            return;
 
        GetSpell()->SetSpellValue({ SPELLVALUE_DURATION, holyFireAura->GetDuration() + Aura::CalcMaxDuration(GetSpellInfo(), GetCaster(), nullptr) + GetSpellValue()->Duration.value_or(0) });
    }
 
    void Register() override
    {
        OnHit += SpellHitFn(spell_pri_empyreal_blaze_extend::HandleHit);
    }
};
 
// 447444 - Entropic Rift
// Triggered by 8092 - Mind Blast (Discipline) and 263165 - Void Torrent (Shadow)
class spell_pri_entropic_rift : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ENTROPIC_RIFT });
    }
 
    bool Load() override
    {
        Unit* caster = GetCaster();
        return caster->HasAura(SPELL_PRIEST_ENTROPIC_RIFT)
            && caster->IsPlayer()
            && GetSpellInfo()->Id == uint32(caster->ToPlayer()->GetPrimarySpecialization() == ChrSpecialization::PriestShadow
                ? SPELL_PRIEST_VOID_TORRENT
                : SPELL_PRIEST_MIND_BLAST);
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit* target = GetHitUnit();
 
        GetCaster()->CastSpell(target->GetPosition(), SPELL_PRIEST_ENTROPIC_RIFT_AREATRIGGER, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .CustomArg = target->GetGUID()
        });
    }
 
    void Register() override
    {
        if (m_scriptSpellId == SPELL_PRIEST_MIND_BLAST)
            OnEffectHitTarget += SpellEffectFn(spell_pri_entropic_rift::HandleEffectHit, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
        else
            OnEffectHitTarget += SpellEffectFn(spell_pri_entropic_rift::HandleEffectHit, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
    }
};
 
// 450193 - Entropic Rift (Aura)
class spell_pri_entropic_rift_aura : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ENTROPIC_RIFT_AREATRIGGER });
    }
 
    void HandleRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        if (AreaTrigger* at = GetTarget()->GetAreaTrigger(SPELL_PRIEST_ENTROPIC_RIFT_AREATRIGGER))
            at->Remove();
    }
 
    void Register() override
    {
        OnEffectRemove += AuraEffectApplyFn(spell_pri_entropic_rift_aura::HandleRemove, EFFECT_0, SPELL_AURA_MOD_SPEED_ALWAYS, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 459314 - Entropic Rift (Periodic)
class spell_pri_entropic_rift_periodic : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ENTROPIC_RIFT_AREATRIGGER, SPELL_PRIEST_ENTROPIC_RIFT_DAMAGE });
    }
 
    void HandlePeriodic(AuraEffect const* /*aurEff*/) const
    {
        Unit* caster = GetTarget();
 
        AreaTrigger const* at = caster->GetAreaTrigger(SPELL_PRIEST_ENTROPIC_RIFT_AREATRIGGER);
        if (!at)
            return;
 
        SpellInfo const* damageSpell = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_ENTROPIC_RIFT_DAMAGE, GetCastDifficulty());
 
        for (ObjectGuid const& unitInAreaTrigger : at->GetInsideUnits())
            if (Unit* target = ObjectAccessor::GetUnit(*at, unitInAreaTrigger))
                if (caster->IsValidAttackTarget(target, damageSpell))
                    caster->CastSpell(target, SPELL_PRIEST_ENTROPIC_RIFT_DAMAGE, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_pri_entropic_rift_periodic::HandlePeriodic, EFFECT_0, SPELL_AURA_PERIODIC_DUMMY);
    }
};
 
// 447445 - Entropic Rift (AreaTrigger)
struct areatrigger_pri_entropic_rift : public AreaTriggerAI
{
    using AreaTriggerAI::AreaTriggerAI;
 
    static constexpr std::array<DBCPosition2D, 2> OverrideScaleCurve =
    {{
        { .X = 0.0f, .Y = 1.0f },
        { .X = 1.0f, .Y = 1.0f },
    }};
 
    void OnCreate(Spell const* creatingSpell) override
    {
        Unit* caster = at->GetCaster();
        if (!caster)
            return;
 
        CastSpellExtraArgs args;
        args.TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR;
 
        if (creatingSpell)
        {
            args.OriginalCastId = creatingSpell->m_castId;
 
            if (ObjectGuid const* targetGUID = std::any_cast<ObjectGuid>(&creatingSpell->m_customArg))
                at->SetPathTarget(*targetGUID);
 
            _searchRadius = creatingSpell->GetSpellInfo()->GetMinMaxRange();
        }
 
        caster->CastSpell(caster, SPELL_PRIEST_ENTROPIC_RIFT_AURA, args);
        caster->CastSpell(caster, SPELL_PRIEST_ENTROPIC_RIFT_PERIODIC, args);
 
        UpdateMovement();
        _scheduler.Schedule(500ms, [this](TaskContext& task)
        {
            UpdateMovement();
            task.Repeat(500ms);
        });
    }
 
    void OnUpdate(uint32 diff) override
    {
        _scheduler.Update(diff);
    }
 
    void OnDestinationReached() override
    {
        _movementSpeed = 7.0f; // Entropic Rift moves slower after reaching its target
    }
 
    void UpdateMovement()
    {
        at->SetOverrideScaleCurve(OverrideScaleCurve); // updates StartTimeOffset of the curve
 
        Unit* target = UpdateTarget();
        if (!target)
            return;
 
        at->SetPathTarget(target->GetGUID());
 
        if (at->IsInDist2d(target, 0.5f))
            return;
 
        PathGenerator path(at);
        path.CalculatePath(target->GetPositionX(), target->GetPositionY(), target->GetPositionZ(), false);
        at->InitSplines(path.GetPath(), _movementSpeed);
    }
 
    Unit* UpdateTarget() const
    {
        SpellInfo const* damageSpell = sSpellMgr->GetSpellInfo(SPELL_PRIEST_ENTROPIC_RIFT_DAMAGE, DIFFICULTY_NONE);
        if (!damageSpell || damageSpell->GetEffects().empty())
            return nullptr;
 
        Unit* caster = at->GetCaster();
        if (!caster)
            return nullptr;
 
        SpellEffectInfo const& damageEffect = damageSpell->GetEffect(EFFECT_0);
        Trinity::WorldObjectSpellAreaTargetCheck check(_searchRadius, caster, caster, caster, damageSpell, TARGET_CHECK_ENEMY, damageEffect.ImplicitTargetConditions.get(), TARGET_OBJECT_TYPE_UNIT);
 
        Unit* target = ObjectAccessor::GetUnit(*at, at->m_areaTriggerData->OrbitPathTarget);
        if (!target || !check(target))
        {
            std::vector<Unit*> targets;
            Trinity::UnitListSearcher searcher(at, targets, check);
            Spell::SearchTargets(searcher, GRID_MAP_TYPE_MASK_CREATURE | GRID_MAP_TYPE_MASK_PLAYER, caster, caster, _searchRadius.Max);
            Trinity::Containers::EraseIf(targets, [caster](Unit const* target) { return !caster->IsInCombatWith(target); });
            if (!targets.empty())
                target = Trinity::Containers::SelectRandomContainerElement(targets);
        }
 
        return target;
    }
 
private:
    TaskScheduler _scheduler;
    float _movementSpeed = 12.0f;
    SpellRange _searchRadius;
};
 
// 414553 - Epiphany
class spell_pri_epiphany : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PRAYER_OF_MENDING, SPELL_PRIEST_EPIPHANY_HIGHLIGHT });
    }
 
    static bool CheckProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/)
    {
        return roll_chance(aurEff->GetAmount());
    }
 
    void HandleOnProc(AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/) const
    {
        Unit* target = GetTarget();
 
        target->GetSpellHistory()->ResetCooldown(SPELL_PRIEST_PRAYER_OF_MENDING, true);
 
        target->CastSpell(target, SPELL_PRIEST_EPIPHANY_HIGHLIGHT, aurEff);
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_epiphany::CheckProc, EFFECT_0, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_epiphany::HandleOnProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 415673 - Essence Devourer (Heal)
// 415676 - Essence Devourer (Heal)
class spell_pri_essence_devourer_heal : public SpellScript
{
    static void FilterTargets(SpellScript const&, std::list<WorldObject*>& targets)
    {
        Trinity::SelectRandomInjuredTargets(targets, 1, true);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_essence_devourer_heal::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ALLY);
    }
};
 
// 1215245 - Eternal Sanctity
class spell_pri_eternal_sanctity : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_APOTHEOSIS });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetActor()->HasAura(SPELL_PRIEST_APOTHEOSIS);
    }
 
    static void HandleEffectProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        if (Aura* apotheosisAura = eventInfo.GetActor()->GetAura(SPELL_PRIEST_APOTHEOSIS))
            apotheosisAura->SetDuration(apotheosisAura->GetDuration() + aurEff->GetAmountAsInt());
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_eternal_sanctity::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_eternal_sanctity::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 472433 - Evangelism
class spell_pri_evangelism : public SpellScript
{
public:
    struct TriggerArgs
    {
        SpellEffectValue EffectivenessPct = 100.0;
    };
 
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_WORD_RADIANCE });
    }
 
    void HandleCast() const
    {
        GetSpell()->SetSpellValue({ SPELLVALUE_AURA_STACK, GetEffectInfo(EFFECT_0).CalcValueAsInt(GetCaster()) });
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
        caster->CastSpell(target, SPELL_PRIEST_POWER_WORD_RADIANCE, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_CAST_DIRECTLY | TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_TIME | TRIGGERED_IGNORE_POWER_COST
                | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD | TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .CustomArg = TriggerArgs{ .EffectivenessPct = GetEffectInfo(EFFECT_1).CalcValue(caster, &GetSpellValue()->EffectBasePoints[EFFECT_1], target) }
        });
    }
 
    void Register() override
    {
        BeforeCast += SpellCastFn(spell_pri_evangelism::HandleCast);
        OnEffectLaunchTarget += SpellEffectFn(spell_pri_evangelism::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 390832 - Expiation
// Triggered by 8092 - Mind Blast and 32379 - Shadow Word: Death
class spell_pri_expiation : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_EXPIATION_DAMAGE })
            && ValidateSpellEffect({ { SPELL_PRIEST_EXPIATION, EFFECT_1 }, { SPELL_PRIEST_SHADOW_WORD_PAIN, EFFECT_1 } });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_EXPIATION);
    }
 
    void HandleHitTarget(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        Aura const* expiation = caster->GetAura(SPELL_PRIEST_EXPIATION);
        if (!expiation)
            return;
 
        AuraEffect const* expiationConsume = expiation->GetEffect(EFFECT_0);
        AuraEffect const* expiationDmgMul = expiation->GetEffect(EFFECT_1);
        if (!expiationConsume || !expiationDmgMul)
            return;
 
        AuraEffect const* swPainAuraEffect = target->GetAuraEffect(SPELL_PRIEST_SHADOW_WORD_PAIN, EFFECT_1, caster->GetGUID());
        if (!swPainAuraEffect)
            return;
 
        Aura* swPainAura = swPainAuraEffect->GetBase();
        int32 debuffDuration = swPainAura->GetDuration();
        int32 consumeDuration = std::min(debuffDuration, expiationConsume->GetAmountAsInt() * IN_MILLISECONDS);
        if (consumeDuration == 0)
            return;
 
        float ticksConsumed = static_cast<float>(consumeDuration) / swPainAuraEffect->GetPeriod();
        SpellEffectValue damagePerTick = swPainAuraEffect->CalculateEstimatedAmount(caster, swPainAuraEffect->GetAmount()).value_or(swPainAuraEffect->GetAmount());
        SpellEffectValue totalDamage = static_cast<int32>(damagePerTick * ticksConsumed);
 
        swPainAura->SetDuration(debuffDuration - consumeDuration);
 
        caster->CastSpell(target, SPELL_PRIEST_EXPIATION_DAMAGE, CastSpellExtraArgsInit
        {
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .SpellValueOverrides = { { SPELLVALUE_BASE_POINT0, CalculatePct(totalDamage, expiationDmgMul->GetAmount()) } }
        });
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_expiation::HandleHitTarget, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
    }
};
 
// 33110 - Prayer of Mending (Heal)
class spell_pri_focused_mending : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_FOCUSED_MENDING, EFFECT_0 } });
    }
 
    void CalculateHealingBonus(SpellEffectInfo const& /*spellEffectInfo*/, Unit* /*victim*/, int32& /*healing*/, int32& /*flatMod*/, float& pctMod) const
    {
        if (AuraEffect const* focusedMendingEffect = GetCaster()->GetAuraEffect(SPELL_PRIEST_FOCUSED_MENDING, EFFECT_0))
        {
            bool const* isEmpoweredByFocusedMending = std::any_cast<bool>(&GetSpell()->m_customArg);
 
            if (isEmpoweredByFocusedMending && *isEmpoweredByFocusedMending)
                AddPct(pctMod, focusedMendingEffect->GetAmount());
        }
    }
 
    void Register() override
    {
        CalcHealing += SpellCalcHealingFn(spell_pri_focused_mending::CalculateHealingBonus);
    }
};
 
// 390615 - From Darkness Comes Light (Talent)
class spell_pri_from_darkness_comes_light : public AuraScript
{
    void HandleEffectProc(AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/) const
    {
        GetTarget()->CastSpell(GetTarget(), SPELL_PRIEST_FROM_DARKNESS_COMES_LIGHT_AURA, aurEff);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_from_darkness_comes_light::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 47788 - Guardian Spirit
class spell_pri_guardian_spirit : public AuraScript
{
    SpellEffectValue healPct = 0.0;
 
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_GUARDIAN_SPIRIT_HEAL }) && ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    bool Load() override
    {
        healPct = GetEffectInfo(EFFECT_1).CalcValue();
        return true;
    }
 
    static void CalculateAmount(AuraScript const&, AuraEffect const* /*aurEff*/, SpellEffectValue & amount, bool & /*canBeRecalculated*/)
    {
        // Set absorbtion amount to unlimited
        amount = -1;
    }
 
    void Absorb(AuraEffect* /*aurEff*/, DamageInfo const& dmgInfo, uint32 & absorbAmount)
    {
        Unit* target = GetTarget();
        if (dmgInfo.GetDamage() < target->GetHealth())
            return;
 
        SpellEffectValue healAmount = SpellEffectValue(target->CountPctFromMaxHealth(healPct));
        // remove the aura now, we don't want 40% healing bonus
        Remove(AURA_REMOVE_BY_ENEMY_SPELL);
        CastSpellExtraArgs args(TRIGGERED_FULL_MASK);
        args.AddSpellBP0(healAmount);
        target->CastSpell(target, SPELL_PRIEST_GUARDIAN_SPIRIT_HEAL, args);
        absorbAmount = dmgInfo.GetDamage();
    }
 
    void Register() override
    {
        DoEffectCalcAmount += AuraEffectCalcAmountFn(spell_pri_guardian_spirit::CalculateAmount, EFFECT_1, SPELL_AURA_SCHOOL_ABSORB);
        OnEffectAbsorb += AuraEffectAbsorbFn(spell_pri_guardian_spirit::Absorb, EFFECT_1);
    }
};
 
// 373180 - Harsh Discipline
// Triggered by 194509 - Power Word: Radiance
class spell_pri_harsh_discipline : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_HARSH_DISCIPLINE_AURA, SPELL_PRIEST_CASTIGATION })
            && ValidateSpellEffect({ { SPELL_PRIEST_HARSH_DISCIPLINE, EFFECT_1 }, { SPELL_PRIEST_PENANCE_CHANNEL_DAMAGE, EFFECT_1 } });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_HARSH_DISCIPLINE);
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        SpellInfo const* penanceChannel = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_PENANCE_CHANNEL_DAMAGE, GetCastDifficulty());
        SpellEffectValue additionalBolts = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_HARSH_DISCIPLINE, GetCastDifficulty())->GetEffect(EFFECT_1).CalcValue(caster);
 
        // do the calc here
        float channelDuration = penanceChannel->GetDuration();
        float channelPeriod = penanceChannel->GetEffect(EFFECT_1).ApplyAuraPeriod;
 
        float baseBolts = channelDuration / channelPeriod;
        if (caster->HasAura(SPELL_PRIEST_CASTIGATION))
            baseBolts += 1.0f;
 
        SpellEffectValue basePeriod = channelDuration / baseBolts;
 
        SpellEffectValue totalBolts = baseBolts + additionalBolts;
        SpellEffectValue newPeriod = channelDuration / totalBolts;
        SpellEffectValue pctDiff = GetPctOf(newPeriod - basePeriod, basePeriod);
 
        caster->CastSpell(caster, SPELL_PRIEST_HARSH_DISCIPLINE_AURA, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .SpellValueOverrides = {
                { SPELLVALUE_BASE_POINT0, std::floor(pctDiff) },
                { SPELLVALUE_BASE_POINT1, additionalBolts }
            }
        });
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_pri_harsh_discipline::HandleEffectHit, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 421558 - Heaven's Wrath
class spell_pri_heavens_wrath : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ULTIMATE_PENITENCE });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return !(eventInfo.GetSpellInfo()->Id == SPELL_PRIEST_ULTIMATE_PENITENCE_DAMAGE || eventInfo.GetSpellInfo()->Id == SPELL_PRIEST_ULTIMATE_PENITENCE_HEAL);
    }
 
    static void HandleEffectProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        if (!caster)
            return;
 
        SpellHistory::Duration cdReduction = -duration_cast<SpellHistory::Duration>(FloatSeconds(aurEff->GetAmount()));
        caster->GetSpellHistory()->ModifyCooldown(SPELL_PRIEST_ULTIMATE_PENITENCE, cdReduction, true);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_heavens_wrath::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 120517 - Halo (Holy)
// 120644 - Halo (Shadow)
class spell_pri_halo_effect_selector : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PHANTOM_REACH, SPELL_PRIEST_POWER_SURGE, SPELL_PRIEST_DIVINE_HALO });
    }
 
    static void PreventUnwantedAura(SpellScript const&, WorldObject*& target)
    {
        target = nullptr;
    }
 
    void Register() override
    {
        Optional<SpellEffIndex> selectedEffect;
        if (Unit* caster = GetSpell() ? GetCaster() : nullptr)
        {
            if (caster->HasAura(SPELL_PRIEST_DIVINE_HALO))
                selectedEffect = caster->HasAura(SPELL_PRIEST_PHANTOM_REACH) ? EFFECT_5 : EFFECT_2;
            else if (caster->HasAura(SPELL_PRIEST_POWER_SURGE))
                selectedEffect = caster->HasAura(SPELL_PRIEST_PHANTOM_REACH) ? EFFECT_4 : EFFECT_1;
            else
                selectedEffect = caster->HasAura(SPELL_PRIEST_PHANTOM_REACH) ? EFFECT_3 : EFFECT_0;
        }
 
        if (selectedEffect != EFFECT_0)
            OnEffectLaunch += SpellEffectFn(spell_pri_halo_effect_selector::PreventHitDefaultEffect, EFFECT_0, SPELL_EFFECT_CREATE_AREATRIGGER);
 
        if (selectedEffect != EFFECT_1)
            OnEffectLaunch += SpellEffectFn(spell_pri_halo_effect_selector::PreventHitDefaultEffect, EFFECT_1, SPELL_EFFECT_CREATE_AREATRIGGER);
 
        if (selectedEffect != EFFECT_2)
            OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_halo_effect_selector::PreventUnwantedAura, EFFECT_2, TARGET_UNIT_CASTER);
 
        if (selectedEffect != EFFECT_3)
            OnEffectLaunch += SpellEffectFn(spell_pri_halo_effect_selector::PreventHitDefaultEffect, EFFECT_3, SPELL_EFFECT_CREATE_AREATRIGGER);
 
        if (selectedEffect != EFFECT_4)
            OnEffectLaunch += SpellEffectFn(spell_pri_halo_effect_selector::PreventHitDefaultEffect, EFFECT_4, SPELL_EFFECT_CREATE_AREATRIGGER);
 
        if (selectedEffect != EFFECT_5)
            OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_halo_effect_selector::PreventUnwantedAura, EFFECT_5, TARGET_UNIT_CASTER);
    }
};
 
// 449840 - Halo (Holy)
// 453094 - Halo (Shadow)
class spell_pri_halo_return_effect_selector : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PHANTOM_REACH });
    }
 
    static void PreventUnwantedAura(SpellScript const&, WorldObject*& target)
    {
        target = nullptr;
    }
 
    void Register() override
    {
        Optional<SpellEffIndex> selectedEffect;
        if (Unit* caster = GetSpell() ? GetCaster() : nullptr)
            selectedEffect = caster->HasAura(SPELL_PRIEST_PHANTOM_REACH) ? EFFECT_1 : EFFECT_0;
 
        if (selectedEffect != EFFECT_0)
            OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_halo_return_effect_selector::PreventUnwantedAura, EFFECT_0, TARGET_UNIT_CASTER);
 
        if (selectedEffect != EFFECT_1)
            OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_halo_return_effect_selector::PreventUnwantedAura, EFFECT_1, TARGET_UNIT_CASTER);
    }
};
 
// 120644 - Halo (Shadow)
class spell_pri_halo_shadow : public SpellScript
{
    void HandleHitTarget(SpellEffIndex effIndex)
    {
        Unit* caster = GetCaster();
 
        if (caster->GetPowerType() != GetEffectInfo().MiscValue)
            PreventHitDefaultEffect(effIndex);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_halo_shadow::HandleHitTarget, EFFECT_6, SPELL_EFFECT_ENERGIZE);
    }
};
 
// 120517 - Halo (Holy)
// 120644 - Halo (Shadow)
struct areatrigger_pri_halo : AreaTriggerAI
{
    using AreaTriggerAI::AreaTriggerAI;
 
    void OnUnitEnter(Unit* unit) override
    {
        if (Unit* caster = at->GetCaster())
        {
            if (caster->IsValidAttackTarget(unit))
                caster->CastSpell(unit, at->GetSpellId() == SPELL_PRIEST_HALO_SHADOW ? SPELL_PRIEST_HALO_SHADOW_DAMAGE : SPELL_PRIEST_HALO_HOLY_DAMAGE,
                    TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
            else if (caster->IsValidAssistTarget(unit))
                caster->CastSpell(unit, at->GetSpellId() == SPELL_PRIEST_HALO_SHADOW ? SPELL_PRIEST_HALO_SHADOW_HEAL : SPELL_PRIEST_HALO_HOLY_HEAL,
                    TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
        }
    }
};
 
// 449840 - Halo (Holy)
// 453094 - Halo (Shadow)
struct areatrigger_pri_halo_return : AreaTriggerAI
{
    using AreaTriggerAI::AreaTriggerAI;
 
    void OnUnitExit(Unit* unit, AreaTriggerExitReason reason) override
    {
        if (reason != AreaTriggerExitReason::NotInside)
            return;
 
        if (Unit* caster = at->GetCaster())
        {
            if (caster->IsValidAttackTarget(unit))
                caster->CastSpell(unit, at->GetSpellId() == SPELL_PRIEST_HALO_SHADOW ? SPELL_PRIEST_HALO_SHADOW_DAMAGE : SPELL_PRIEST_HALO_HOLY_DAMAGE,
                    TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
            else if (caster->IsValidAssistTarget(unit))
                caster->CastSpell(unit, at->GetSpellId() == SPELL_PRIEST_HALO_SHADOW ? SPELL_PRIEST_HALO_SHADOW_HEAL : SPELL_PRIEST_HALO_HOLY_HEAL,
                    TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
        }
    }
};
 
// 391154 - Holy Mending
class spell_pri_holy_mending : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_RENEW, SPELL_PRIEST_HOLY_MENDING_HEAL });
    }
 
    static bool CheckProc(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& procInfo)
    {
        return procInfo.GetActionTarget()->HasAura(SPELL_PRIEST_RENEW, procInfo.GetActor()->GetGUID());
    }
 
    static void HandleProc(AuraScript const&, AuraEffect* aurEff, ProcEventInfo const& eventInfo)
    {
        eventInfo.GetActor()->CastSpell(eventInfo.GetActionTarget(), SPELL_PRIEST_HOLY_MENDING_HEAL, CastSpellExtraArgs(aurEff));
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_holy_mending::CheckProc, EFFECT_0, SPELL_AURA_PROC_TRIGGER_SPELL);
        OnEffectProc += AuraEffectProcFn(spell_pri_holy_mending::HandleProc, EFFECT_0, SPELL_AURA_PROC_TRIGGER_SPELL);
    }
};
 
// 63733 - Holy Words
class spell_pri_holy_words : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo(
        {
            SPELL_PRIEST_HEAL,
            SPELL_PRIEST_FLASH_HEAL,
            SPELL_PRIEST_PRAYER_OF_HEALING,
            SPELL_PRIEST_RENEW,
            SPELL_PRIEST_SMITE,
            SPELL_PRIEST_HOLY_WORD_CHASTISE,
            SPELL_PRIEST_HOLY_WORD_SANCTIFY,
            SPELL_PRIEST_HOLY_WORD_SERENITY
        }) && ValidateSpellEffect(
        {
            { SPELL_PRIEST_HOLY_WORD_SERENITY, EFFECT_1 },
            { SPELL_PRIEST_HOLY_WORD_SANCTIFY, EFFECT_3 },
            { SPELL_PRIEST_HOLY_WORD_CHASTISE, EFFECT_1 }
        });
    }
 
    void HandleProc(AuraEffect* /*aurEff*/, ProcEventInfo const& eventInfo) const
    {
        SpellInfo const* spellInfo = eventInfo.GetSpellInfo();
        if (!spellInfo)
            return;
 
        uint32 targetSpellId;
        SpellEffIndex cdReductionEffIndex;
        switch (spellInfo->Id)
        {
            case SPELL_PRIEST_HEAL:
            case SPELL_PRIEST_FLASH_HEAL: // reduce Holy Word: Serenity cd by 6 seconds
                targetSpellId = SPELL_PRIEST_HOLY_WORD_SERENITY;
                cdReductionEffIndex = EFFECT_1;
                // cdReduction = sSpellMgr->GetSpellInfo(SPELL_PRIEST_HOLY_WORD_SERENITY, GetCastDifficulty())->GetEffect(EFFECT_1)->CalcValueAsInt(player);
                break;
            case SPELL_PRIEST_PRAYER_OF_HEALING: // reduce Holy Word: Sanctify cd by 6 seconds
                targetSpellId = SPELL_PRIEST_HOLY_WORD_SANCTIFY;
                cdReductionEffIndex = EFFECT_2;
                break;
            case SPELL_PRIEST_RENEW: // reuce Holy Word: Sanctify cd by 2 seconds
                targetSpellId = SPELL_PRIEST_HOLY_WORD_SANCTIFY;
                cdReductionEffIndex = EFFECT_3;
                break;
            case SPELL_PRIEST_SMITE: // reduce Holy Word: Chastise cd by 4 seconds
                targetSpellId = SPELL_PRIEST_HOLY_WORD_CHASTISE;
                cdReductionEffIndex = EFFECT_1;
                break;
            default:
                TC_LOG_WARN("spells.priest", "HolyWords aura has been proced by an unknown spell: {}", GetSpellInfo()->Id);
                return;
        }
 
        SpellInfo const* targetSpellInfo = sSpellMgr->AssertSpellInfo(targetSpellId, GetCastDifficulty());
        int32 cdReduction = targetSpellInfo->GetEffect(cdReductionEffIndex).CalcValueAsInt(GetTarget());
        spell_pri_holy_words_base::ModifyCooldown(GetTarget(), targetSpellInfo, Seconds(-cdReduction));
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_holy_words::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 88625 - Holy Word: Chastise
class spell_pri_holy_word_chastise : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_HOLY_WORD_CHASTISE_INCAPACITATE,
            SPELL_PRIEST_HOLY_WORD_CHASTISE_STUN,
            SPELL_PRIEST_CENSURE
        });
    }
 
    void HandleAfterHit() const
    {
        Unit* caster = GetCaster();
        uint32 spellId = caster->HasAura(SPELL_PRIEST_CENSURE) ? SPELL_PRIEST_HOLY_WORD_CHASTISE_STUN : SPELL_PRIEST_HOLY_WORD_CHASTISE_INCAPACITATE;
 
        caster->CastSpell(GetHitUnit(), spellId, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell()
        });
    }
 
    void Register() override
    {
        AfterHit += SpellHitFn(spell_pri_holy_word_chastise::HandleAfterHit);
    }
};
 
// 265202 - Holy Word: Salvation
class spell_pri_holy_word_salvation : public SpellScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_PRAYER_OF_MENDING_AURA,
            SPELL_PRIEST_RENEW
        }) && ValidateSpellEffect({
            { SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, EFFECT_0 },
            { spellInfo->Id, EFFECT_1 }
        }) && spellInfo->GetEffect(EFFECT_1).TargetB.GetTarget() == TARGET_UNIT_SRC_AREA_ALLY;
    }
 
    bool Load() override
    {
        _spellInfoHeal = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, DIFFICULTY_NONE);
        _healEffectDummy = &_spellInfoHeal->GetEffect(EFFECT_0);
        return true;
    }
 
    void HandleApplyBuffs(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        CastSpellExtraArgs args;
        args.TriggerFlags = TRIGGERED_FULL_MASK;
 
        // amount of Prayer of Mending is SPELL_PRIEST_HOLY_WORD_SALVATION's EFFECT_1.
        args.AddSpellMod(SPELLVALUE_AURA_STACK, GetEffectValueAsInt());
 
        int32 basePoints = caster->SpellHealingBonusDone(target, _spellInfoHeal, _healEffectDummy->CalcValueAsInt(caster), HEAL, *_healEffectDummy);
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, basePoints);
        caster->CastSpell(target, SPELL_PRIEST_PRAYER_OF_MENDING_AURA, args);
 
        // a full duration Renew is triggered.
        caster->CastSpell(target, SPELL_PRIEST_RENEW, CastSpellExtraArgs(TRIGGERED_FULL_MASK).SetTriggeringSpell(GetSpell()));
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_holy_word_salvation::HandleApplyBuffs, EFFECT_1, SPELL_EFFECT_DUMMY);
    }
 
    SpellInfo const* _spellInfoHeal = nullptr;
    SpellEffectInfo const* _healEffectDummy = nullptr;
};
 
// 2050 - Holy Word: Serenity
// 34861 - Holy Word: Sanctify
class spell_pri_holy_word_salvation_cooldown_reduction : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_HOLY_WORD_SALVATION })
            && ValidateSpellEffect({ { SPELL_PRIEST_HOLY_WORD_SALVATION, EFFECT_2 } });
    }
 
    bool Load() override
    {
        return GetCaster()->HasSpell(SPELL_PRIEST_HOLY_WORD_SALVATION);
    }
 
    void ReduceCooldown() const
    {
        // cooldown reduced by SPELL_PRIEST_HOLY_WORD_SALVATION's Seconds(EFFECT_2).
        int32 cooldownReduction = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_HOLY_WORD_SALVATION, GetCastDifficulty())->GetEffect(EFFECT_2).CalcValueAsInt(GetCaster());
 
        GetCaster()->GetSpellHistory()->ModifyCooldown(SPELL_PRIEST_HOLY_WORD_SALVATION, Seconds(-cooldownReduction), true);
    }
 
    void Register() override
    {
        AfterCast += SpellCastFn(spell_pri_holy_word_salvation_cooldown_reduction::ReduceCooldown);
    }
};
 
// 373427 - Inescapable Torment
// Triggered by 8092 - Mind Blast, 32379 - Shadow Word: Death
// Triggered by 47758 - Penance (Channel) and 373129 - Dark Reprimand (Channel)
class spell_pri_inescapable_torment : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_INESCAPABLE_TORMENT_TELEPORT })
            && ValidateSpellEffect({ { SPELL_PRIEST_INESCAPABLE_TORMENT, EFFECT_1 } });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_INESCAPABLE_TORMENT);
    }
 
    static TempSummon* GetSummon(Unit const* owner)
    {
        for (Unit* summon : owner->m_Controlled)
            if (summon->GetEntry() == NPC_PRIEST_SHADOWFIEND || summon->GetEntry() == NPC_PRIEST_MINDBENDER || summon->GetEntry() == NPC_PRIEST_VOIDWRAITH)
                return summon->ToTempSummon();
        return nullptr;
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit const* caster = GetCaster();
        TempSummon* summon = GetSummon(caster);
        if (!summon)
            return;
 
        summon->CastSpell(GetHitUnit(), SPELL_PRIEST_INESCAPABLE_TORMENT_TELEPORT, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell()
        });
 
        int32 durationExtend = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_INESCAPABLE_TORMENT, DIFFICULTY_NONE)->GetEffect(EFFECT_1).CalcValueAsInt(caster);
        summon->ModifyTimer(Milliseconds(durationExtend));
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_inescapable_torment::HandleEffectHit, EFFECT_0, SPELL_EFFECT_ANY);
    }
};
 
// 373212 - Insidious Ire
class spell_pri_insidious_ire : public AuraScript
{
    static void HandleProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        Unit* target = eventInfo.GetActionTarget();
 
        Aura const* requiredAuras[] =
        {
            target->GetAura(SPELL_PRIEST_SHADOW_WORD_PAIN, caster->GetGUID()),
            target->GetAura(SPELL_PRIEST_DEVOURING_PLAGUE, caster->GetGUID()),
            target->GetAura(SPELL_PRIEST_VAMPIRIC_TOUCH, caster->GetGUID())
        };
 
        if (advstd::ranges::contains(requiredAuras, nullptr))
        {
            caster->RemoveAurasDueToSpell(SPELL_PRIEST_INSIDIOUS_IRE_AURA);
            return;
        }
 
        int32 shortestDuration = std::ranges::min(requiredAuras, {}, [](Aura const* a) { return a->GetDuration(); })->GetDuration();
 
        caster->CastSpell(caster, SPELL_PRIEST_INSIDIOUS_IRE_AURA, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .SpellValueOverrides = { { SPELLVALUE_DURATION, shortestDuration } }
        });
    }
 
    void Register() override
    {
        OnProc += AuraProcFn(spell_pri_insidious_ire::HandleProc);
    }
};
 
// 40438 - Priest Tier 6 Trinket
class spell_pri_item_t6_trinket : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_DIVINE_BLESSING, SPELL_PRIEST_DIVINE_WRATH });
    }
 
    void HandleProc(AuraEffect* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        PreventDefaultAction();
        Unit* caster = eventInfo.GetActor();
        if (eventInfo.GetSpellTypeMask() & PROC_SPELL_TYPE_HEAL)
            caster->CastSpell(nullptr, SPELL_PRIEST_DIVINE_BLESSING, true);
 
        if (eventInfo.GetSpellTypeMask() & PROC_SPELL_TYPE_DAMAGE)
            caster->CastSpell(nullptr, SPELL_PRIEST_DIVINE_WRATH, true);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_item_t6_trinket::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 471504 - Lasting Words
// Triggered by 2050 - Holy Word: Serenity and 34861 - Holy Word: Sanctify
class spell_pri_lasting_words : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_RENEW })
            && ValidateSpellEffect({ { SPELL_PRIEST_LASTING_WORDS, _spellEff } });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAuraEffect(SPELL_PRIEST_LASTING_WORDS, _spellEff);
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
 
        AuraEffect const* lastingWordsEff = caster->GetAuraEffect(SPELL_PRIEST_LASTING_WORDS, _spellEff);
        if (!lastingWordsEff)
            return;
 
        caster->CastSpell(GetHitUnit(), SPELL_PRIEST_RENEW, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD | TRIGGERED_IGNORE_POWER_COST | TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell(),
            .SpellValueOverrides = { { SPELLVALUE_DURATION, lastingWordsEff->GetAmountAsInt() } }
        });
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_lasting_words::HandleEffectHit, EFFECT_0, SPELL_EFFECT_HEAL);
    }
 
    SpellEffIndex _spellEff;
 
public:
    explicit spell_pri_lasting_words(SpellEffIndex spellEff) : _spellEff(spellEff) { }
};
 
// 92833 - Leap of Faith
class spell_pri_leap_of_faith_effect_trigger : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_LEAP_OF_FAITH_EFFECT });
    }
 
    void HandleEffectDummy(SpellEffIndex /*effIndex*/) const
    {
        Position destPos = GetHitDest()->GetPosition();
 
        SpellCastTargets targets;
        targets.SetDst(destPos);
        targets.SetUnitTarget(GetCaster());
        GetHitUnit()->CastSpell(std::move(targets), GetEffectValueAsInt(), GetCastDifficulty());
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_leap_of_faith_effect_trigger::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 1706 - Levitate
class spell_pri_levitate : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_LEVITATE_EFFECT });
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/) const
    {
        GetCaster()->CastSpell(GetHitUnit(), SPELL_PRIEST_LEVITATE_EFFECT, true);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_levitate::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 373178 - Light's Wrath
class spell_pri_lights_wrath : public SpellScript
{
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellEffect({ { spellInfo->Id, EFFECT_1 } });
    }
 
    void OnPrecast() override
    {
        Aura const* atonement = GetCaster()->GetAura(SPELL_PRIEST_ATONEMENT);
        if (!atonement)
            return;
 
        spell_pri_atonement const* script = atonement->GetScript<spell_pri_atonement>();
        if (!script)
            return;
 
        for (ObjectGuid const& atonementTarget : script->GetAtonementTargets())
        {
            if (Unit* target = ObjectAccessor::GetUnit(*GetCaster(), atonementTarget))
            {
                target->CancelSpellMissiles(SPELL_PRIEST_LIGHTS_WRATH_VISUAL, false, false);
                target->CastSpell(GetCaster(), SPELL_PRIEST_LIGHTS_WRATH_VISUAL, TRIGGERED_IGNORE_CAST_IN_PROGRESS);
            }
        }
    }
 
    void CalculateDamageBonus(SpellEffectInfo const& /*spellEffectInfo*/, Unit const* /*victim*/, int32 const& /*damage*/, int32 const& /*flatMod*/, float& pctMod) const
    {
        Aura const* atonement = GetCaster()->GetAura(SPELL_PRIEST_ATONEMENT);
        if (!atonement)
            return;
 
        // Atonement size may have changed when missile hits, we need to take an updated count of Atonement applications.
        if (spell_pri_atonement const* script = atonement->GetScript<spell_pri_atonement>())
            AddPct(pctMod, GetEffectInfo(EFFECT_1).CalcValue(GetCaster()) * script->GetAtonementTargets().size());
    }
 
    void Register() override
    {
        CalcDamage += SpellCalcDamageFn(spell_pri_lights_wrath::CalculateDamageBonus);
    }
};
 
// 1253590 - Master the Darkness
class spell_pri_master_the_darkness : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_MASTER_THE_DARKNESS_AURA });
    }
 
    static bool CheckProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& /*eventInfo*/)
    {
        return roll_chance(aurEff->GetAmount());
    }
 
    static void HandleOnProc(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        eventInfo.GetActor()->CastSpell(eventInfo.GetActor(), SPELL_PRIEST_MASTER_THE_DARKNESS_AURA, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_master_the_darkness::CheckProc, EFFECT_0, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_master_the_darkness::HandleOnProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 375994 - Mental Decay
class spell_pri_mental_decay : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SHADOW_WORD_PAIN, SPELL_PRIEST_VAMPIRIC_TOUCH });
    }
 
    static void HandleEffectProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        if (!caster)
            return;
 
        Unit* target = eventInfo.GetActionTarget();
        int32 durationExtend = aurEff->GetAmount() * int32(IN_MILLISECONDS);
 
        if (Aura* shadowWordPain = target->GetOwnedAura(SPELL_PRIEST_SHADOW_WORD_PAIN, caster->GetGUID()))
        {
            shadowWordPain->SetMaxDuration(shadowWordPain->GetDuration() + durationExtend);
            shadowWordPain->SetDuration(shadowWordPain->GetDuration() + durationExtend);
        }
 
        if (Aura* vampiricTouch = target->GetOwnedAura(SPELL_PRIEST_VAMPIRIC_TOUCH, caster->GetGUID()))
        {
            vampiricTouch->SetMaxDuration(vampiricTouch->GetDuration() + durationExtend);
            vampiricTouch->SetDuration(vampiricTouch->GetDuration() + durationExtend);
        }
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_mental_decay::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 205369 - Mind Bomb
class spell_pri_mind_bomb : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_MIND_BOMB_STUN });
    }
 
    void RemoveEffect(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_DEATH || GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE)
            if (Unit* caster = GetCaster())
                caster->CastSpell(GetTarget()->GetPosition(), SPELL_PRIEST_MIND_BOMB_STUN, true);
    }
 
    void Register() override
    {
        AfterEffectRemove += AuraEffectRemoveFn(spell_pri_mind_bomb::RemoveEffect, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 373202 - Mind Devourer
// Triggered by 8092 - Mind Blast
class spell_pri_mind_devourer : public SpellScript
{
     bool Validate(SpellInfo const* /*spellInfo*/) override
     {
         return ValidateSpellInfo({ SPELL_PRIEST_MIND_DEVOURER_AURA })
             && ValidateSpellEffect({ { SPELL_PRIEST_MIND_DEVOURER, EFFECT_0 } });
     }
 
     bool Load() override
     {
         return GetCaster()->HasAura(SPELL_PRIEST_MIND_DEVOURER);
     }
 
    void HandleEffectHitTarget(SpellEffIndex /*effIndex*/) const
    {
        AuraEffect const* aurEff = GetCaster()->GetAuraEffect(SPELL_PRIEST_MIND_DEVOURER, EFFECT_0);
        if (aurEff && roll_chance(aurEff->GetAmount()))
            GetCaster()->CastSpell(GetCaster(), SPELL_PRIEST_MIND_DEVOURER_AURA, GetSpell());
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_mind_devourer::HandleEffectHitTarget, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
    }
};
 
// 373204 - Mind Devourer (Aura)
// Attached to 335467 - Devouring Plague
class spell_pri_mind_devourer_buff_aura : public AuraScript
{
    void CalculateDamage(AuraEffect const* /*aurEff*/, Unit* /*victim*/, int32& /*damage*/, int32& /*flatMod*/, float& pctMod) const
    {
        AddPct(pctMod, DamageIncrease);
    }
 
    void Register() override
    {
        DoEffectCalcDamageAndHealing += AuraEffectCalcDamageFn(spell_pri_mind_devourer_buff_aura::CalculateDamage, EFFECT_1, SPELL_AURA_PERIODIC_LEECH);
    }
 
public:
    SpellEffectValue DamageIncrease = 0.0;
};
 
class spell_pri_mind_devourer_buff : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_MIND_DEVOURER_AURA, EFFECT_1 } });
    }
 
    void OnPrecast() override
    {
        AuraEffect const* mindDevourer = GetCaster()->GetAuraEffect(SPELL_PRIEST_MIND_DEVOURER_AURA, EFFECT_1);
        if (!mindDevourer || !GetSpell()->m_appliedMods.contains(mindDevourer->GetBase()))
            return;
 
        _damageIncrease = mindDevourer->GetAmount();
    }
 
    void CalculateDamage(SpellEffectInfo const& /*spellEffectInfo*/, Unit* /*victim*/, int32& /*damage*/, int32& /*flatMod*/, float& pctMod) const
    {
        AddPct(pctMod, _damageIncrease);
    }
 
    void ModifyAuraValueAndRemoveBuff(SpellEffIndex /*effIndex*/) const
    {
        if (!_damageIncrease)
            return;
 
        if (Aura* devouringPlague = GetHitAura())
            if (spell_pri_mind_devourer_buff_aura* script = devouringPlague->GetScript<spell_pri_mind_devourer_buff_aura>())
                script->DamageIncrease = _damageIncrease;
 
        GetCaster()->RemoveAurasDueToSpell(SPELL_PRIEST_MIND_DEVOURER_AURA);
    }
 
    void Register() override
    {
        CalcDamage += SpellCalcDamageFn(spell_pri_mind_devourer_buff::CalculateDamage);
        OnEffectHitTarget += SpellEffectFn(spell_pri_mind_devourer_buff::ModifyAuraValueAndRemoveBuff, EFFECT_1, SPELL_EFFECT_APPLY_AURA);
    }
 
    SpellEffectValue _damageIncrease = 0.0;
};
 
// 390686 - Painful Punishment
class spell_pri_painful_punishment : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_SHADOW_WORD_PAIN,
            SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC
        });
    }
 
    static void HandleEffectProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        Unit* target = eventInfo.GetActionTarget();
        if (!caster || !target)
            return;
 
        int32 additionalDuration = aurEff->GetAmountAsInt();
 
        if (Aura* shadowWordPain = target->GetOwnedAura(SPELL_PRIEST_SHADOW_WORD_PAIN, caster->GetGUID()))
            shadowWordPain->SetDuration(shadowWordPain->GetDuration() + additionalDuration);
 
        if (Aura* purgeTheWicked = target->GetOwnedAura(SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC, caster->GetGUID()))
            purgeTheWicked->SetDuration(purgeTheWicked->GetDuration() + additionalDuration);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_painful_punishment::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 372991 - Pain Transformation
// Triggered by 33206 - Pain Suppression
class spell_pri_pain_transformation : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_ATONEMENT_EFFECT,
            SPELL_PRIEST_PAIN_TRANSFORMATION,
            SPELL_PRIEST_PAIN_TRANSFORMATION_HEAL
        });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_PAIN_TRANSFORMATION);
    }
 
    void HandleHit(SpellEffIndex /*effIndex*/) const
    {
        CastSpellExtraArgs args(GetSpell());
        args.SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
 
        GetCaster()->CastSpell(GetHitUnit(), SPELL_PRIEST_PAIN_TRANSFORMATION_HEAL, args);
        GetCaster()->CastSpell(GetHitUnit(), SPELL_PRIEST_ATONEMENT_EFFECT, args);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_pain_transformation::HandleHit, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
    }
};
 
// 47540 - Penance
// 400169 - Dark Reprimand
class spell_pri_penance : public SpellScript
{
public:
    spell_pri_penance(uint32 damageSpellId, uint32 healingSpellId) : _damageSpellId(damageSpellId), _healingSpellId(healingSpellId)
    {
    }
 
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ _damageSpellId, _healingSpellId });
    }
 
    SpellCastResult CheckCast() const
    {
        Unit* caster = GetCaster();
 
        if (Unit* target = GetExplTargetUnit())
        {
            if (!caster->IsFriendlyTo(target))
            {
                if (!caster->IsValidAttackTarget(target))
                    return SPELL_FAILED_BAD_TARGETS;
 
                if (!caster->isInFront(target))
                    return SPELL_FAILED_UNIT_NOT_INFRONT;
            }
        }
 
        return SPELL_CAST_OK;
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
 
        if (Unit* target = GetHitUnit())
        {
            if (caster->IsFriendlyTo(target))
                caster->CastSpell(target, _healingSpellId, CastSpellExtraArgs(TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD)
                    .SetTriggeringSpell(GetSpell()));
            else
                caster->CastSpell(target, _damageSpellId, CastSpellExtraArgs(TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD)
                    .SetTriggeringSpell(GetSpell()));
        }
    }
 
    void Register() override
    {
        OnCheckCast += SpellCheckCastFn(spell_pri_penance::CheckCast);
        OnEffectHitTarget += SpellEffectFn(spell_pri_penance::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
 
private:
    uint32 _damageSpellId;
    uint32 _healingSpellId;
};
 
// 47758 - Penance (Channel Damage), 47757 - Penance (Channel Healing)
// 373129 - Dark Reprimand (Channel Damage), 400171 - Dark Reprimand (Channel Healing)
class spell_pri_penance_or_dark_reprimand_channeled : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_OF_THE_DARK_SIDE });
    }
 
    void HandleOnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        if (Unit* caster = GetCaster())
            caster->RemoveAura(SPELL_PRIEST_POWER_OF_THE_DARK_SIDE);
    }
 
    void Register() override
    {
        OnEffectRemove += AuraEffectRemoveFn(spell_pri_penance_or_dark_reprimand_channeled::HandleOnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 114239 - Phantasm
class spell_pri_phantasm : public SpellScript
{
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        GetCaster()->RemoveMovementImpairingAuras(false);
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_pri_phantasm::HandleEffectHit, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 262484 - Power Leech (Passive for Shadowfiend)
// 284621 - Power Leech (Passive for Mindbender)
class spell_pri_power_leech_passive : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_INSANITY,
            SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_MANA,
            SPELL_PRIEST_POWER_LEECH_MINDBENDER_INSANITY,
            SPELL_PRIEST_POWER_LEECH_MINDBENDER_MANA,
            SPELL_PRIEST_ESSENCE_DEVOURER,
            SPELL_PRIEST_ESSENCE_DEVOURER_SHADOWFIEND_HEAL,
            SPELL_PRIEST_ESSENCE_DEVOURER_MINDBENDER_HEAL
        })
            && ValidateSpellEffect
        ({
            { SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_INSANITY, EFFECT_0 },
            { SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_MANA, EFFECT_0 },
            { SPELL_PRIEST_POWER_LEECH_MINDBENDER_INSANITY, EFFECT_0 },
            { SPELL_PRIEST_POWER_LEECH_MINDBENDER_MANA, EFFECT_0 }
        });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetDamageInfo() != nullptr;
    }
 
    void HandleOnProc(AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/) const
    {
        Unit* target = GetTarget();
        Player* summoner = Object::ToPlayer(target->GetOwner());
        if (!summoner)
            return;
 
        SpellInfo const* spellInfo = nullptr;
        int32 divisor = 1;
 
        if (summoner->GetPrimarySpecialization() != ChrSpecialization::PriestShadow)
        {
            if (target->GetEntry() == NPC_PRIEST_SHADOWFIEND)
            {
                // Note: divisor is 100 because effect value is 5 and its supposed to restore 0.5%
                spellInfo = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_MANA, GetCastDifficulty());
                divisor = 10;
            }
            else
            {
                // Note: divisor is 100 because effect value is 20 and its supposed to restore 0.2%
                spellInfo = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_POWER_LEECH_MINDBENDER_MANA, GetCastDifficulty());
                divisor = 100;
            }
        }
        else
            spellInfo = sSpellMgr->AssertSpellInfo(target->GetEntry() == NPC_PRIEST_SHADOWFIEND
                ? SPELL_PRIEST_POWER_LEECH_SHADOWFIEND_INSANITY
                : SPELL_PRIEST_POWER_LEECH_MINDBENDER_INSANITY, GetCastDifficulty());
 
        target->CastSpell(summoner, spellInfo->Id, CastSpellExtraArgs(aurEff)
            .AddSpellMod(SPELLVALUE_BASE_POINT0, spellInfo->GetEffect(EFFECT_0).CalcValue() / divisor));
 
        // Note: Essence Devourer talent.
        if (summoner->HasAura(SPELL_PRIEST_ESSENCE_DEVOURER))
            summoner->CastSpell(nullptr, target->GetEntry() == NPC_PRIEST_SHADOWFIEND ? SPELL_PRIEST_ESSENCE_DEVOURER_SHADOWFIEND_HEAL : SPELL_PRIEST_ESSENCE_DEVOURER_MINDBENDER_HEAL, aurEff);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_power_leech_passive::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_power_leech_passive::HandleOnProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 198069 - Power of the Dark Side
class spell_pri_power_of_the_dark_side : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_OF_THE_DARK_SIDE_TINT });
    }
 
    void HandleOnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        if (Unit* caster = GetCaster())
            caster->CastSpell(caster, SPELL_PRIEST_POWER_OF_THE_DARK_SIDE_TINT, true);
    }
 
    void HandleOnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        if (Unit* caster = GetCaster())
            caster->RemoveAura(SPELL_PRIEST_POWER_OF_THE_DARK_SIDE_TINT);
    }
 
    void Register() override
    {
        OnEffectApply += AuraEffectApplyFn(spell_pri_power_of_the_dark_side::HandleOnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
        OnEffectRemove += AuraEffectRemoveFn(spell_pri_power_of_the_dark_side::HandleOnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 47666 - Penance (Damage)
// 373130 - Dark Reprimand (Damage)
class spell_pri_power_of_the_dark_side_damage_bonus : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_OF_THE_DARK_SIDE });
    }
 
    void CalculateDamageBonus(SpellEffectInfo const& /*spellEffectInfo*/, Unit* /*victim*/, int32& /*damage*/, int32& /*flatMod*/, float& pctMod) const
    {
        if (AuraEffect* powerOfTheDarkSide = GetCaster()->GetAuraEffect(SPELL_PRIEST_POWER_OF_THE_DARK_SIDE, EFFECT_0))
            AddPct(pctMod, powerOfTheDarkSide->GetAmount());
    }
 
    void Register() override
    {
        CalcDamage += SpellCalcDamageFn(spell_pri_power_of_the_dark_side_damage_bonus::CalculateDamageBonus);
    }
};
 
// 47750 - Penance (Healing)
// 400187 - Dark Reprimand (Healing)
class spell_pri_power_of_the_dark_side_healing_bonus : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_OF_THE_DARK_SIDE });
    }
 
    void CalculateHealingBonus(SpellEffectInfo const& /*spellEffectInfo*/, Unit* /*victim*/, int32& /*healing*/, int32& /*flatMod*/, float& pctMod) const
    {
        if (AuraEffect* powerOfTheDarkSide = GetCaster()->GetAuraEffect(SPELL_PRIEST_POWER_OF_THE_DARK_SIDE, EFFECT_0))
            AddPct(pctMod, powerOfTheDarkSide->GetAmount());
    }
 
    void Register() override
    {
        CalcHealing += SpellCalcHealingFn(spell_pri_power_of_the_dark_side_healing_bonus::CalculateHealingBonus);
    }
};
 
// 453109 - Power Surge
// Triggered by 120517 - Halo (Holy) and 120644 - Halo (Shadow)
class spell_pri_power_surge : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_HALO_HOLY,
            SPELL_PRIEST_HALO_SHADOW,
            SPELL_PRIEST_POWER_SURGE_PERIODIC_HOLY,
            SPELL_PRIEST_POWER_SURGE_PERIODIC_SHADOW,
            SPELL_PRIEST_POWER_SURGE_HALO_VISUAL
        });
    }
 
    static void HandleProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
 
        uint32 spellId = 0;
        switch (eventInfo.GetSpellInfo()->Id)
        {
            case SPELL_PRIEST_HALO_HOLY:
                spellId = SPELL_PRIEST_POWER_SURGE_PERIODIC_HOLY;
                break;
            case SPELL_PRIEST_HALO_SHADOW:
                spellId = SPELL_PRIEST_POWER_SURGE_PERIODIC_SHADOW;
                break;
            default:
                return;
        }
 
        CastSpellExtraArgs args = CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = eventInfo.GetProcSpell(),
            .TriggeringAura = aurEff
        };
 
        caster->CastSpell(caster, SPELL_PRIEST_POWER_SURGE_HALO_VISUAL, args);
        caster->CastSpell(caster, spellId, args);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_power_surge::HandleProc, EFFECT_1, SPELL_AURA_DUMMY);
    }
};
 
// 453112 - Power Surge (Holy - Periodic)
// 453113 - Power Surge (Shadow - Periodic)
class spell_pri_power_surge_periodic : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ _spellId });
    }
 
    void HandleEffectPeriodic(AuraEffect const* /*aurEff*/) const
    {
        GetTarget()->CastSpell(GetTarget(), _spellId, TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD | TRIGGERED_IGNORE_POWER_COST | TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_IGNORE_CAST_TIME | TRIGGERED_DONT_REPORT_CAST_ERROR | TRIGGERED_SUPPRESS_CASTER_ANIM);
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_pri_power_surge_periodic::HandleEffectPeriodic, EFFECT_0, SPELL_AURA_PERIODIC_DUMMY);
    }
 
    uint32 _spellId;
 
public:
    explicit spell_pri_power_surge_periodic(uint32 haloSpellId) : _spellId(haloSpellId) {}
};
 
// 194509 - Power Word: Radiance
class spell_pri_power_word_radiance : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ATONEMENT_EFFECT });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets)
    {
        Unit* caster = GetCaster();
        Unit* explTarget = GetExplTargetUnit();
 
        // we must add one since explicit target is always chosen.
        uint32 maxTargets = GetEffectInfo(EFFECT_2).CalcValueAsInt(caster) + 1;
 
        Trinity::SortTargetsWithPriorityRules(targets, maxTargets, GetRadianceRules(caster, explTarget));
 
        for (WorldObject const* target : targets)
        {
            if (target == explTarget)
                continue;
 
            _visualTargets.push_back(target->GetGUID());
        }
    }
 
    void HandleEffectHitTarget(SpellEffIndex /*effIndex*/) const
    {
        for (ObjectGuid const& guid : _visualTargets)
            if (Unit* target = ObjectAccessor::GetUnit(*GetHitUnit(), guid))
                GetHitUnit()->SendPlaySpellVisual(target, SPELL_VISUAL_PRIEST_POWER_WORD_RADIANCE, 0, 0, 70.0f);
    }
 
    static std::array<Trinity::TargetPriorityRule, 5> GetRadianceRules(Unit const* caster, Unit const* explTarget)
    {
        return
        {
            [explTarget](WorldObject const* target) { return target == explTarget; },
            [caster](Unit const* target) { return !target->HasAura(SPELL_PRIEST_ATONEMENT_EFFECT, caster->GetGUID()); },
            [](Unit const* target) { return !target->IsFullHealth(); },
            [](WorldObject const* target) { return target->IsPlayer() || (target->IsCreature() && target->ToCreature()->IsTreatedAsRaidUnit()); },
            [caster](Unit const* target) { return target->IsInRaidWith(caster); }
        };
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_power_word_radiance::FilterTargets, EFFECT_1, TARGET_UNIT_DEST_AREA_ALLY);
        OnEffectHitTarget += SpellEffectFn(spell_pri_power_word_radiance::HandleEffectHitTarget, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
 
    std::vector<ObjectGuid> _visualTargets;
};
 
// 472433 - Evangelism (attached to 194509 - Power Word: Radiance)
class spell_pri_power_word_radiance_evangelism : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_EVANGELISM, EFFECT_1 } })
            && sSpellMgr->AssertSpellInfo(SPELL_PRIEST_EVANGELISM, DIFFICULTY_NONE)->GetEffect(EFFECT_1).TargetA.GetTarget() == Targets();
    }
 
    void CalculateHealing(SpellEffectInfo const& /*effectInfo*/, Unit* /*victim*/, int32& /*healing*/, int32& /*flatMod*/, float& pctMod) const
    {
        spell_pri_evangelism::TriggerArgs const* evangelism = std::any_cast<spell_pri_evangelism::TriggerArgs>(&GetSpell()->m_customArg);
        if (!evangelism)
            return;
 
        ApplyPct(pctMod, evangelism->EffectivenessPct);
    }
 
    void Register() override
    {
        CalcHealing += SpellCalcHealingFn(spell_pri_power_word_radiance_evangelism::CalculateHealing);
    }
};
 
// 17 - Power Word: Shield
class spell_pri_power_word_shield : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_STRENGTH_OF_SOUL,
            SPELL_PRIEST_STRENGTH_OF_SOUL_EFFECT,
            SPELL_PRIEST_ATONEMENT_EFFECT,
            SPELL_PRIEST_SHIELD_DISCIPLINE,
            SPELL_PRIEST_SHIELD_DISCIPLINE_EFFECT,
            SPELL_PVP_RULES_ENABLED_HARDCODED
        }) && ValidateSpellEffect({
            { SPELL_PRIEST_MASTERY_GRACE, EFFECT_0 }
        });
    }
 
    void CalculateAbsorb(AuraEffect const* aurEff, Unit* /*victim*/, int32& /*absorb*/, int32& /*flatMod*/, float& pctMod)
    {
        Unit* caster = GetCaster();
 
        // Mastery: Grace (TBD: move into DoEffectCalcDamageAndHealing hook with a new SpellScript and AuraScript).
        if (AuraEffect const* masteryGraceEffect = caster->GetAuraEffect(SPELL_PRIEST_MASTERY_GRACE, EFFECT_0))
            if (GetUnitOwner()->HasAura(SPELL_PRIEST_ATONEMENT_EFFECT))
                AddPct(pctMod, masteryGraceEffect->GetAmount());
 
        float critChanceDone = caster->SpellCritChanceDone(nullptr, aurEff, GetSpellInfo()->GetSchoolMask(), GetSpellInfo()->GetAttackType());
        float critChanceTaken = GetUnitOwner()->SpellCritChanceTaken(caster, nullptr, aurEff, GetSpellInfo()->GetSchoolMask(), critChanceDone, GetSpellInfo()->GetAttackType());
 
        if (roll_chance(critChanceTaken))
            pctMod *= 2;
    }
 
    void HandleOnApply(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/) const
    {
        Unit* caster = GetCaster();
        if (!caster)
            return;
 
        // Note: Strength of Soul PvP talent.
        if (caster->HasAura(SPELL_PRIEST_STRENGTH_OF_SOUL))
            caster->CastSpell(GetTarget(), SPELL_PRIEST_STRENGTH_OF_SOUL_EFFECT, aurEff);
    }
 
    void HandleOnRemove(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/) const
    {
        GetTarget()->RemoveAura(SPELL_PRIEST_STRENGTH_OF_SOUL_EFFECT);
 
        // Note: Shield Discipline talent.
        if (Unit* caster = GetCaster())
            if (GetTargetApplication()->GetRemoveMode() == AURA_REMOVE_BY_ENEMY_SPELL && caster->HasAura(SPELL_PRIEST_SHIELD_DISCIPLINE))
                caster->CastSpell(caster, SPELL_PRIEST_SHIELD_DISCIPLINE_EFFECT, aurEff);
    }
 
    void Register() override
    {
        DoEffectCalcDamageAndHealing += AuraEffectCalcAbsorbFn(spell_pri_power_word_shield::CalculateAbsorb, EFFECT_0);
        AfterEffectApply += AuraEffectApplyFn(spell_pri_power_word_shield::HandleOnApply, EFFECT_0, SPELL_AURA_SCHOOL_ABSORB, AURA_EFFECT_HANDLE_REAL_OR_REAPPLY_MASK);
        AfterEffectRemove += AuraEffectRemoveFn(spell_pri_power_word_shield::HandleOnRemove, EFFECT_0, SPELL_AURA_SCHOOL_ABSORB, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 47515 - Divine Aegis
class spell_pri_divine_aegis : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_DIVINE_AEGIS_ABSORB, EFFECT_0 } });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetHealInfo() != nullptr;
    }
 
    static void HandleProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        if (!caster)
            return;
 
        SpellEffectValue aegisAmount = CalculatePct(eventInfo.GetHealInfo()->GetHeal(), aurEff->GetAmount());
 
        CastSpellExtraArgs args(aurEff);
        args.SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, aegisAmount);
        caster->CastSpell(eventInfo.GetActionTarget(), SPELL_PRIEST_DIVINE_AEGIS_ABSORB, args);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_divine_aegis::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_divine_aegis::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 472361 - Divine Procession
class spell_pri_divine_procession : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ATONEMENT, SPELL_PRIEST_ATONEMENT_EFFECT })
            && ValidateSpellEffect({ { SPELL_PRIEST_ATONEMENT_EFFECT, EFFECT_2 } });
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/) const
    {
        Unit* caster = GetTarget();
 
        Aura const* atonementAura = caster->GetAura(SPELL_PRIEST_ATONEMENT);
        if (!atonementAura)
            return;
 
        spell_pri_atonement const* atonementScript = atonementAura->GetScript<spell_pri_atonement>();
        if (!atonementScript)
            return;
 
        std::vector<ObjectGuid> const& atonementTargets = atonementScript->GetAtonementTargets();
        if (atonementTargets.empty())
            return;
 
        // smallest Atonement duration should get increased
        auto it = std::ranges::min_element(atonementTargets, std::ranges::less(), [caster](ObjectGuid const& guidA)
        {
            Unit const* target = ObjectAccessor::GetUnit(*caster, guidA);
            if (!target)
                return std::numeric_limits<int32>::max();
 
            Aura const* atonementEffect = target->GetAura(SPELL_PRIEST_ATONEMENT_EFFECT, caster->GetGUID());
            if (!atonementEffect)
                return std::numeric_limits<int32>::max();
 
            return atonementEffect->GetDuration();
        });
 
        if (Unit const* target = ObjectAccessor::GetUnit(*caster, *it))
        {
            if (Aura* atonement = target->GetAura(SPELL_PRIEST_ATONEMENT_EFFECT, caster->GetGUID()))
            {
                if (atonement->GetDuration() < 30 * IN_MILLISECONDS)
                {
                    int32 newDuration = atonement->GetDuration() + aurEff->GetAmountAsInt();
                    atonement->SetDuration(newDuration);
                    atonement->SetMaxDuration(newDuration);
                }
            }
        }
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_divine_procession::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 129250 - Power Word: Solace
class spell_pri_power_word_solace : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_WORD_SOLACE_ENERGIZE });
    }
 
    void RestoreMana(SpellEffIndex /*effIndex*/) const
    {
        GetCaster()->CastSpell(GetCaster(), SPELL_PRIEST_POWER_WORD_SOLACE_ENERGIZE,
            CastSpellExtraArgs(TRIGGERED_IGNORE_CAST_IN_PROGRESS).SetTriggeringSpell(GetSpell())
                .AddSpellMod(SPELLVALUE_BASE_POINT0, GetEffectValue() / 100.0));
    }
 
    void Register() override
    {
        OnEffectLaunch += SpellEffectFn(spell_pri_power_word_solace::RestoreMana, EFFECT_1, SPELL_EFFECT_DUMMY);
    }
};
 
// Base class used by various Prayer of Mending spells
class spell_pri_prayer_of_mending_SpellScriptBase : public SpellScript
{
public:
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, SPELL_PRIEST_PRAYER_OF_MENDING_AURA })
            && ValidateSpellEffect({ { SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, EFFECT_0 } });
    }
 
    bool Load() override
    {
        _spellInfoHeal = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, DIFFICULTY_NONE);
        return true;
    }
 
    void CastPrayerOfMendingAura(Unit* caster, Unit* target, Unit* visualSender, int32 stack, bool firstCast) const
    {
        CastSpellExtraArgs args;
        args.TriggerFlags = TRIGGERED_FULL_MASK;
        args.AddSpellMod(SPELLVALUE_AURA_STACK, stack);
 
        // Note: this line's purpose is to show the correct amount in Points field in SMSG_AURA_UPDATE.
        SpellEffectInfo const* healEffectDummy = &_spellInfoHeal->GetEffect(EFFECT_0);
        uint32 basePoints = caster->SpellHealingBonusDone(target, _spellInfoHeal, healEffectDummy->CalcValueAsInt(caster), HEAL, *healEffectDummy);
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, basePoints);
 
        // Note: Focused Mending talent.
        args.SetCustomArg(firstCast);
 
        caster->CastSpell(target, SPELL_PRIEST_PRAYER_OF_MENDING_AURA, args);
 
        // Note: the visualSender is the priest if it is first cast or the aura holder when the aura triggers.
        visualSender->SendPlaySpellVisual(target, SPELL_VISUAL_PRIEST_PRAYER_OF_MENDING, 0, 0, 40.0f);
    }
 
protected:
    SpellInfo const* _spellInfoHeal = nullptr;
};
 
// 33076 - Prayer of Mending (Dummy)
class spell_pri_prayer_of_mending_dummy : public spell_pri_prayer_of_mending_SpellScriptBase
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_PRAYER_OF_MENDING_AURA,
            SPELL_PRIEST_EPIPHANY,
            SPELL_PRIEST_EPIPHANY_HIGHLIGHT
        });
    }
 
    void HandleEffectDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        // Note: we need to increase BasePoints by 1 since it's 4 as default. Also HACKFIX, we shouldn't reduce it by 1 if the target has the aura already.
        uint8 stackAmount = target->HasAura(SPELL_PRIEST_PRAYER_OF_MENDING_AURA, caster->GetGUID()) ? GetEffectValueAsInt() : GetEffectValueAsInt() + 1;
 
        CastPrayerOfMendingAura(caster, target, caster, stackAmount, true);
 
        // Note: Epiphany talent.
        if (caster->HasAura(SPELL_PRIEST_EPIPHANY))
            caster->RemoveAurasDueToSpell(SPELL_PRIEST_EPIPHANY_HIGHLIGHT);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_prayer_of_mending_dummy::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 41635 - Prayer of Mending (Aura)
class spell_pri_prayer_of_mending_aura : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, SPELL_PRIEST_PRAYER_OF_MENDING_JUMP })
            && ValidateSpellEffect({ { SPELL_PRIEST_SAY_YOUR_PRAYERS, EFFECT_0 } });
    }
 
    void HandleHeal(AuraEffect const* aurEff, ProcEventInfo const& /*eventInfo*/)
    {
        // Note: caster is the priest who cast the spell and target is current holder of the aura.
        Unit* target = GetTarget();
 
        if (Unit* caster = GetCaster())
        {
            CastSpellExtraArgs args(aurEff);
            args.SetCustomArg(_isEmpoweredByFocusedMending);
 
            caster->CastSpell(target, SPELL_PRIEST_PRAYER_OF_MENDING_HEAL, args);
 
            // Note: jump is only executed if higher than 1 stack.
            int32 stackAmount = GetStackAmount();
            if (stackAmount > 1)
            {
                args.OriginalCaster = caster->GetGUID();
 
                int32 newStackAmount = stackAmount - 1;
                if (AuraEffect* sayYourPrayers = caster->GetAuraEffect(SPELL_PRIEST_SAY_YOUR_PRAYERS, EFFECT_0))
                    if (roll_chance(sayYourPrayers->GetAmount()))
                        ++newStackAmount;
 
                args.AddSpellMod(SPELLVALUE_BASE_POINT0, newStackAmount);
 
                target->CastSpell(target, SPELL_PRIEST_PRAYER_OF_MENDING_JUMP, args);
            }
 
            Remove();
        }
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_prayer_of_mending_aura::HandleHeal, EFFECT_0, SPELL_AURA_DUMMY);
    }
 
public:
    void SetEmpoweredByFocusedMending(bool isEmpowered)
    {
        _isEmpoweredByFocusedMending = isEmpowered;
    }
 
private:
    bool _isEmpoweredByFocusedMending = false;
};
 
class spell_pri_prayer_of_mending : public SpellScript
{
    void HandleEffectDummy(SpellEffIndex /*effIndex*/) const
    {
        Aura* aura = GetHitAura();
        if (!aura)
            return;
 
        spell_pri_prayer_of_mending_aura* script = aura->GetScript<spell_pri_prayer_of_mending_aura>();
        if (!script)
            return;
 
        if (bool const* isEmpoweredByFocusedMending = std::any_cast<bool>(&GetSpell()->m_customArg))
            script->SetEmpoweredByFocusedMending(isEmpoweredByFocusedMending);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_prayer_of_mending::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
    }
};
 
// 155793 - Prayer of Mending (Jump)
class spell_pri_prayer_of_mending_jump : public spell_pri_prayer_of_mending_SpellScriptBase
{
    static void FilterTargets(SpellScript const&, std::list<WorldObject*>& targets)
    {
        Trinity::SelectRandomInjuredTargets(targets, 1, true);
    }
 
    void HandleJump(SpellEffIndex /*effIndex*/) const
    {
        if (Unit* origCaster = GetOriginalCaster())
            CastPrayerOfMendingAura(origCaster, GetHitUnit(), GetCaster(), GetEffectValueAsInt(), false);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_prayer_of_mending_jump::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ALLY);
        OnEffectHitTarget += SpellEffectFn(spell_pri_prayer_of_mending_jump::HandleJump, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 391209 - Prayerful Litany (attached to 596 - Prayer of Healing)
class spell_pri_prayerful_litany : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_PRAYERFUL_LITANY, EFFECT_0 } });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAuraEffect(SPELL_PRIEST_PRAYERFUL_LITANY, EFFECT_0);
    }
 
    void CalcPrimaryTargetHealing(SpellEffectInfo const& /*effectInfo*/, Unit const* victim, int32& /*healing*/, int32& /*flatMod*/, float& pctMod) const
    {
        if (victim == GetExplTargetUnit())
            if (AuraEffect const* prayerfulLitanyEff = GetCaster()->GetAuraEffect(SPELL_PRIEST_PRAYERFUL_LITANY, EFFECT_0))
                AddPct(pctMod, prayerfulLitanyEff->GetAmount());
    }
 
    void Register() override
    {
        CalcHealing += SpellCalcHealingFn(spell_pri_prayerful_litany::CalcPrimaryTargetHealing);
    }
};
 
// 193063 - Protective Light (Aura)
class spell_pri_protective_light : public AuraScript
{
    static bool CheckEffectProc(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetActionTarget() == eventInfo.GetActor();
    }
 
    static void HandleEffectProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        eventInfo.GetActor()->CastSpell(eventInfo.GetActor(), SPELL_PRIEST_PROTECTIVE_LIGHT_AURA, aurEff);
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_protective_light::CheckEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_protective_light::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 405554 - Priest Holy 10.1 Class Set 2pc
class spell_pri_holy_10_1_class_set_2pc : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_HOLY_10_1_CLASS_SET_2P_CHOOSER })
            && ValidateSpellEffect({ { SPELL_PRIEST_PRAYER_OF_MENDING, EFFECT_0 } });
    }
 
    static bool CheckProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/)
    {
        return roll_chance(aurEff->GetAmount());
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
    {
        CastSpellExtraArgs args(aurEff);
        args.SetTriggeringSpell(eventInfo.GetProcSpell());
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, sSpellMgr->AssertSpellInfo(SPELL_PRIEST_PRAYER_OF_MENDING, GetCastDifficulty())->GetEffect(EFFECT_0).CalcValue(GetCaster()));
 
        GetTarget()->CastSpell(GetTarget(), SPELL_PRIEST_HOLY_10_1_CLASS_SET_2P_CHOOSER, args);
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_holy_10_1_class_set_2pc::CheckProc, EFFECT_0, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_holy_10_1_class_set_2pc::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 411097 - Priest Holy 10.1 Class Set 2pc (Chooser)
class spell_pri_holy_10_1_class_set_2pc_chooser : public spell_pri_prayer_of_mending_SpellScriptBase
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PRAYER_OF_MENDING_AURA });
    }
 
    static void FilterTargets(SpellScript const&, std::list<WorldObject*>& targets)
    {
        Trinity::SelectRandomInjuredTargets(targets, 1, true);
    }
 
    void HandleEffectDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        // Note: we need to increase BasePoints by 1 since it's 4 as default. Also HACKFIX, we shouldn't reduce it by 1 if the target has the aura already.
        uint8 stackAmount = target->HasAura(SPELL_PRIEST_PRAYER_OF_MENDING_AURA, caster->GetGUID()) ? GetEffectValueAsInt() : GetEffectValueAsInt() + 1;
 
        CastPrayerOfMendingAura(caster, target, caster, stackAmount, true);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_holy_10_1_class_set_2pc_chooser::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ENTRY);
        OnEffectHitTarget += SpellEffectFn(spell_pri_holy_10_1_class_set_2pc_chooser::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 155793 - Prayer of Mending (Jump)
class spell_pri_holy_10_1_class_set_4pc : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P, SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P_EFFECT });
    }
 
    void HandleEffectDummy(SpellEffIndex /*effIndex*/) const
    {
        if (GetOriginalCaster()->HasAura(SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P))
            GetOriginalCaster()->CastSpell(GetOriginalCaster(), SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P_EFFECT, TRIGGERED_IGNORE_GCD);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_holy_10_1_class_set_4pc::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 41635 - Prayer of Mending (Aura)
class spell_pri_holy_10_1_class_set_4pc_aura : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P, SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P_EFFECT });
    }
 
    void HandleOnRemove(AuraEffect const* aurEff, AuraEffectHandleModes /*mode*/) const
    {
        if (GetTargetApplication()->GetRemoveMode() != AURA_REMOVE_BY_EXPIRE)
            return;
 
        if (GetCaster()->HasAura(SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P))
            GetCaster()->CastSpell(GetCaster(), SPELL_PRIEST_HOLY_10_1_CLASS_SET_4P_EFFECT, CastSpellExtraArgs(TRIGGERED_IGNORE_GCD).SetTriggeringAura(aurEff));
    }
 
    void Register() override
    {
        OnEffectRemove += AuraEffectRemoveFn(spell_pri_holy_10_1_class_set_4pc_aura::HandleOnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 17 - Power Word: Shield
class spell_pri_assured_safety : public spell_pri_prayer_of_mending_SpellScriptBase
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_ASSURED_SAFETY, EFFECT_0 } });
    }
 
    bool Load() override
    {
        return spell_pri_prayer_of_mending_SpellScriptBase::Load()
            && GetCaster()->HasAura(SPELL_PRIEST_ASSURED_SAFETY);
    }
 
    void HandleEffectHitTarget(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        if (AuraEffect const* effect = caster->GetAuraEffect(SPELL_PRIEST_ASSURED_SAFETY, EFFECT_0))
            CastPrayerOfMendingAura(caster, GetHitUnit(), caster, effect->GetAmountAsInt(), false);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_assured_safety::HandleEffectHitTarget, EFFECT_0, SPELL_EFFECT_APPLY_AURA);
    }
};
 
// 373036 - Protector of the Frail
class spell_pri_protector_of_the_frail : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_PROTECTOR_OF_THE_FRAIL, EFFECT_1 } });
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
 
        int32 cdReduction = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_PROTECTOR_OF_THE_FRAIL, GetCastDifficulty())->GetEffect(EFFECT_1).CalcValueAsInt(caster);
        caster->GetSpellHistory()->ModifyCooldown(SPELL_PRIEST_PAIN_SUPPRESSION, Milliseconds(cdReduction));
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_protector_of_the_frail::HandleEffectHit, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 204197 - Purge the Wicked
// Called by Penance - 47540, Dark Reprimand - 400169
class spell_pri_purge_the_wicked : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC,
            SPELL_PRIEST_PURGE_THE_WICKED_DUMMY
        });
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        if (target->HasAura(SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC, caster->GetGUID()))
            caster->CastSpell(target, SPELL_PRIEST_PURGE_THE_WICKED_DUMMY, TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_purge_the_wicked::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 204215 - Purge the Wicked
class spell_pri_purge_the_wicked_dummy : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC, SPELL_PRIEST_REVEL_IN_PURITY })
            && ValidateSpellEffect({ { SPELL_PRIEST_REVEL_IN_PURITY, EFFECT_1 } });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets) const
    {
        Unit* caster = GetCaster();
        Unit* explTarget = GetExplTargetUnit();
 
        targets.remove_if([&](WorldObject* object) -> bool
        {
            // Note: we must remove any non-unit target, the explicit target and any other target that may be under any crowd control aura.
            Unit* target = object->ToUnit();
            return !target || target == explTarget || target->HasBreakableByDamageCrowdControlAura();
        });
 
        if (targets.empty())
            return;
 
        // Note: there's no SPELL_EFFECT_DUMMY with BasePoints 1 in any of the spells related to use as reference so we hardcode the value.
        uint32 spreadCount = 1;
 
        // Note: we must sort our list of targets whose priority is 1) aura, 2) distance, and 3) duration.
        targets.sort([&](WorldObject const* lhs, WorldObject const* rhs) -> bool
        {
            Unit const* targetA = lhs->ToUnit();
            Unit const* targetB = rhs->ToUnit();
 
            Aura* auraA = targetA->GetAura(SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC, caster->GetGUID());
            Aura* auraB = targetB->GetAura(SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC, caster->GetGUID());
 
            if (!auraA)
            {
                if (auraB)
                    return true;
                return explTarget->GetExactDist(targetA) < explTarget->GetExactDist(targetB);
            }
            if (!auraB)
                return false;
 
            return auraA->GetDuration() < auraB->GetDuration();
        });
 
        // Note: Revel in Purity talent.
        if (caster->HasAura(SPELL_PRIEST_REVEL_IN_PURITY))
            spreadCount += sSpellMgr->AssertSpellInfo(SPELL_PRIEST_REVEL_IN_PURITY, DIFFICULTY_NONE)->GetEffect(EFFECT_1).CalcValueAsInt(GetCaster());
 
        if (targets.size() > spreadCount)
            targets.resize(spreadCount);
    }
 
    void HandleDummy(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        caster->CastSpell(target, SPELL_PRIEST_PURGE_THE_WICKED_PERIODIC, TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_CAST_IN_PROGRESS);
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_purge_the_wicked_dummy::FilterTargets, EFFECT_1, TARGET_UNIT_DEST_AREA_ENEMY);
        OnEffectHitTarget += SpellEffectFn(spell_pri_purge_the_wicked_dummy::HandleDummy, EFFECT_1, SPELL_EFFECT_DUMMY);
    }
};
 
// 390622 - Rhapsody
class spell_pri_rhapsody : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_RHAPSODY_PROC });
    }
 
    void HandlePeriodic(AuraEffect const* aurEff) const
    {
        Unit* target = GetTarget();
        if (Aura* rhapsodyStack = target->GetAura(SPELL_PRIEST_RHAPSODY_PROC, GetCasterGUID()))
            rhapsodyStack->ModStackAmount(1);
        else
            target->CastSpell(target, SPELL_PRIEST_RHAPSODY_PROC,
                CastSpellExtraArgs(aurEff).SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR));
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_pri_rhapsody::HandlePeriodic, EFFECT_0, SPELL_AURA_PERIODIC_DUMMY);
    }
};
 
// 390636 - Rhapsody
class spell_pri_rhapsody_proc : public AuraScript
{
    void PreventChargeDrop(ProcEventInfo const& /*eventInfo*/)
    {
        PreventDefaultAction();
    }
 
    void RemoveAura(ProcEventInfo const& /*eventInfo*/) const
    {
        // delay charge drop to allow spellmod to be applied to both damaging and healing spells
        GetAura()->DropChargeDelayed(1);
    }
 
    void Register() override
    {
        DoPrepareProc += AuraProcFn(spell_pri_rhapsody_proc::PreventChargeDrop);
        AfterProc += AuraProcFn(spell_pri_rhapsody_proc::RemoveAura);
    }
};
 
// 47536 - Rapture
class spell_pri_rapture : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_POWER_WORD_SHIELD });
    }
 
    void HandleEffectDummy(SpellEffIndex /*effIndex*/)
    {
        _raptureTarget = GetHitUnit()->GetGUID();
    }
 
    void HandleAfterCast() const
    {
        Unit* caster = GetCaster();
 
        if (Unit* target = ObjectAccessor::GetUnit(*caster, _raptureTarget))
            caster->CastSpell(target, SPELL_PRIEST_POWER_WORD_SHIELD,
                CastSpellExtraArgs(TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_POWER_COST | TRIGGERED_IGNORE_CAST_IN_PROGRESS)
                .SetTriggeringSpell(GetSpell()));
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_rapture::HandleEffectDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
        AfterCast += SpellCastFn(spell_pri_rapture::HandleAfterCast);
    }
 
private:
    ObjectGuid _raptureTarget;
};
 
// 8092 - Mind Blast
class spell_pri_schism : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_SCHISM,
            SPELL_PRIEST_SCHISM_AURA
        });
    }
 
    void HandleEffectHitTarget(SpellEffIndex /*effIndex*/) const
    {
        if (GetCaster()->HasAura(SPELL_PRIEST_SCHISM))
            GetCaster()->CastSpell(GetHitUnit(), SPELL_PRIEST_SCHISM_AURA, true);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_schism::HandleEffectHitTarget, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
    }
};
 
// 208771 - Sanctuary (Absorb)
class spell_pri_sanctuary_absorb : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SANCTUARY_AURA });
    }
 
    void CalcAbsorbAmount(AuraEffect const* /*aurEff*/, DamageInfo& dmgInfo, uint32& /*absorbAmount*/)
    {
        PreventDefaultAction();
 
        Unit const* attacker = dmgInfo.GetAttacker();
        if (!attacker)
            return;
 
        AuraEffect* amountHolderEffect = attacker->GetAuraEffect(SPELL_PRIEST_SANCTUARY_AURA, EFFECT_0, GetCasterGUID());
        if (!amountHolderEffect)
            return;
 
        if (dmgInfo.GetDamage() >= uint32(amountHolderEffect->GetAmountAsInt()))
        {
            amountHolderEffect->GetBase()->Remove(AURA_REMOVE_BY_ENEMY_SPELL);
            dmgInfo.AbsorbDamage(amountHolderEffect->GetAmountAsInt());
        }
        else
        {
            amountHolderEffect->ChangeAmount(amountHolderEffect->GetAmount() - int32(dmgInfo.GetDamage()));
            dmgInfo.AbsorbDamage(dmgInfo.GetDamage());
        }
    }
 
    void Register() override
    {
        OnEffectAbsorb += AuraEffectAbsorbFn(spell_pri_sanctuary_absorb::CalcAbsorbAmount, EFFECT_0);
    }
};
 
// 1280131 - Searing Light
class spell_pri_searing_light : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_SEARING_LIGHT_DAMAGE, EFFECT_0 } });
    }
 
    void HandleEffectProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo) const
    {
        SpellEffectValue dotDmg = CalculatePct(eventInfo.GetDamageInfo()->GetDamage(), aurEff->GetAmount());
        dotDmg /= sSpellMgr->AssertSpellInfo(SPELL_PRIEST_SEARING_LIGHT_DAMAGE, GetCastDifficulty())->GetEffect(EFFECT_0).GetPeriodicTickCount();
 
        eventInfo.GetActor()->CastSpell(eventInfo.GetActionTarget(), SPELL_PRIEST_SEARING_LIGHT_DAMAGE, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS,
            .SpellValueOverrides = { { SPELLVALUE_BASE_POINT0, dotDmg } }
        });
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_searing_light::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// Smite - 585
class spell_pri_sanctuary_trigger : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SANCTUARY, SPELL_PRIEST_SANCTUARY_AURA, SPELL_PRIEST_SANCTUARY_ABSORB });
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Player* caster = Object::ToPlayer(GetCaster());
        if (!caster)
            return;
 
        if (AuraEffect const* sanctuaryEffect = caster->GetAuraEffect(SPELL_PRIEST_SANCTUARY, EFFECT_0))
        {
            if (Unit* target = GetHitUnit())
            {
                SpellEffectValue absorbAmount = CalculatePct(caster->SpellBaseDamageBonusDone(SPELL_SCHOOL_MASK_SHADOW), sanctuaryEffect->GetAmount());
                AddPct(absorbAmount, caster->GetRatingBonusValue(CR_VERSATILITY_DAMAGE_DONE));
 
                caster->CastSpell(caster, SPELL_PRIEST_SANCTUARY_ABSORB, CastSpellExtraArgs()
                    .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR)
                    .SetTriggeringSpell(GetSpell()));
 
                caster->CastSpell(target, SPELL_PRIEST_SANCTUARY_AURA, CastSpellExtraArgs()
                    .AddSpellMod(SPELLVALUE_BASE_POINT0, absorbAmount)
                    .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR)
                    .SetTriggeringSpell(GetSpell()));
            }
        }
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_sanctuary_trigger::HandleEffectHit, EFFECT_0, SPELL_EFFECT_SCHOOL_DAMAGE);
    }
};
 
// 280391 - Sins of the Many
class spell_pri_sins_of_the_many : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SINS_OF_THE_MANY });
    }
 
    void HandleOnApply(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        GetTarget()->CastSpell(GetTarget(), SPELL_PRIEST_SINS_OF_THE_MANY, true);
    }
 
    void HandleOnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        GetTarget()->RemoveAura(SPELL_PRIEST_SINS_OF_THE_MANY);
    }
 
    void Register() override
    {
        OnEffectApply += AuraEffectApplyFn(spell_pri_sins_of_the_many::HandleOnApply, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
        OnEffectRemove += AuraEffectRemoveFn(spell_pri_sins_of_the_many::HandleOnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 20711 - Spirit of Redemption
class spell_pri_spirit_of_redemption : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SPIRIT_OF_REDEMPTION });
    }
 
    void HandleAbsorb(AuraEffect const* aurEff, DamageInfo const& /*dmgInfo*/, uint32 const& /*absorbAmount*/) const
    {
        Unit* target = GetTarget();
        target->CastSpell(target, SPELL_PRIEST_SPIRIT_OF_REDEMPTION, aurEff);
        target->SetFullHealth();
    }
 
    void Register() override
    {
        OnEffectAbsorb += AuraEffectAbsorbOverkillFn(spell_pri_spirit_of_redemption::HandleAbsorb, EFFECT_0);
    }
};
 
// 34433 - Shadowfiend
// 123040 - Mindbender (Discipline)
// 451235 - Voidwrath
class spell_pri_shadow_covenant : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SHADOW_COVENANT, SPELL_PRIEST_SHADOW_COVENANT_EFFECT });
    }
 
    bool Load() override
    {
        return GetCaster()->HasAura(SPELL_PRIEST_SHADOW_COVENANT);
    }
 
    void HandleAfterCast() const
    {
        GetCaster()->CastSpell(GetCaster(), SPELL_PRIEST_SHADOW_COVENANT_EFFECT, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR | TRIGGERED_IGNORE_SHAPESHIFT,
            .TriggeringSpell = GetSpell()
        });
    }
 
    void Register() override
    {
        AfterCast += SpellCastFn(spell_pri_shadow_covenant::HandleAfterCast);
    }
};
 
// 186263 - Shadow Mend
class spell_pri_shadow_mend : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_ATONEMENT,
            SPELL_PRIEST_ATONEMENT_EFFECT,
            SPELL_PRIEST_MASOCHISM_TALENT,
            SPELL_PRIEST_MASOCHISM_PERIODIC_HEAL,
            SPELL_PRIEST_SHADOW_MEND_PERIODIC_DUMMY
        });
    }
 
    void HandleEffectHit() const
    {
        if (Unit* target = GetHitUnit())
        {
            Unit* caster = GetCaster();
 
            int32 periodicAmount = GetHitHeal() / 20;
            int32 damageForAuraRemoveAmount = periodicAmount * 10;
 
            // Handle Masochism talent
            if (caster->HasAura(SPELL_PRIEST_MASOCHISM_TALENT) && caster->GetGUID() == target->GetGUID())
                caster->CastSpell(caster, SPELL_PRIEST_MASOCHISM_PERIODIC_HEAL, CastSpellExtraArgs(GetSpell()).AddSpellMod(SPELLVALUE_BASE_POINT0, periodicAmount));
            else if (target->IsInCombat() && periodicAmount)
            {
                CastSpellExtraArgs args(TRIGGERED_FULL_MASK);
                args.SetTriggeringSpell(GetSpell());
                args.AddSpellMod(SPELLVALUE_BASE_POINT0, periodicAmount);
                args.AddSpellMod(SPELLVALUE_BASE_POINT1, damageForAuraRemoveAmount);
                caster->CastSpell(target, SPELL_PRIEST_SHADOW_MEND_PERIODIC_DUMMY, args);
            }
        }
    }
 
    void Register() override
    {
        AfterHit += SpellHitFn(spell_pri_shadow_mend::HandleEffectHit);
    }
};
 
// 187464 - Shadow Mend (Damage)
class spell_pri_shadow_mend_periodic_damage : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SHADOW_MEND_DAMAGE });
    }
 
    void HandleDummyTick(AuraEffect const* aurEff) const
    {
        CastSpellExtraArgs args(TRIGGERED_FULL_MASK);
        args.SetOriginalCaster(GetCasterGUID());
        args.SetTriggeringAura(aurEff);
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, aurEff->GetAmount());
        GetTarget()->CastSpell(GetTarget(), SPELL_PRIEST_SHADOW_MEND_DAMAGE, args);
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetDamageInfo() != nullptr;
    }
 
    void HandleProc(AuraEffect* aurEff, ProcEventInfo const& eventInfo)
    {
        SpellEffectValue newAmount = aurEff->GetAmount() - eventInfo.GetDamageInfo()->GetDamage();
 
        aurEff->ChangeAmount(newAmount);
        if (newAmount < 0)
            Remove();
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_pri_shadow_mend_periodic_damage::HandleDummyTick, EFFECT_0, SPELL_AURA_PERIODIC_DUMMY);
        DoCheckProc += AuraCheckProcFn(spell_pri_shadow_mend_periodic_damage::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_shadow_mend_periodic_damage::HandleProc, EFFECT_1, SPELL_AURA_DUMMY);
    }
};
 
// 32379 - Shadow Word: Death
class spell_pri_shadow_word_death : public SpellScript
{
    static constexpr Seconds BACKLASH_DELAY = 1s;
 
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SHADOW_WORD_DEATH_DAMAGE })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_5 } })
            && spellInfo->GetEffect(EFFECT_2).IsEffect(SPELL_EFFECT_DUMMY)
            && spellInfo->GetEffect(EFFECT_3).IsEffect(SPELL_EFFECT_SCRIPT_EFFECT)
            && spellInfo->GetEffect(EFFECT_5).IsEffect(SPELL_EFFECT_DUMMY);
    }
 
    void HandleDamageCalculation(SpellEffectInfo const& /*spellEffectInfo*/, Unit const* victim, int32 const& /*damage*/, int32 const& /*flatMod*/, float& pctMod) const
    {
        if (victim->HealthBelowPct(GetEffectInfo(EFFECT_2).CalcValue(GetCaster())))
            AddPct(pctMod, GetEffectInfo(EFFECT_3).CalcValue(GetCaster()));
 
        // handles Death's Torment talent
        if (spell_pri_deaths_torment::Data const* deathsTorment = std::any_cast<spell_pri_deaths_torment::Data>(&GetSpell()->m_customArg))
            ApplyPct(pctMod, deathsTorment->DamagePct);
    }
 
    void DetermineKillStatus(DamageInfo const& damageInfo, uint32& /*resistAmount*/, int32& /*absorbAmount*/) const
    {
        bool killed = damageInfo.GetDamage() >= damageInfo.GetVictim()->GetHealth();
        if (!killed)
        {
            Unit* caster = GetCaster();
            int32 backlashDamage = caster->CountPctFromMaxHealth(GetEffectInfo(EFFECT_5).CalcValue(caster));
 
            // Death's Torment effectiveness on backlash too
            if (spell_pri_deaths_torment::Data const* deathsTorment = std::any_cast<spell_pri_deaths_torment::Data>(&GetSpell()->m_customArg))
                backlashDamage = CalculatePct(backlashDamage, deathsTorment->BacklashPct);
 
            if (AuraEffect const* titheEvasion = caster->GetAuraEffect(SPELL_PRIEST_TITHE_EVASION, EFFECT_0))
                AddPct(backlashDamage, -titheEvasion->GetAmount());
 
            caster->m_Events.AddEventAtOffset([caster, originalCastId = GetSpell()->m_castId, backlashDamage]
            {
                caster->CastSpell(caster, SPELL_PRIEST_SHADOW_WORD_DEATH_DAMAGE, CastSpellExtraArgs()
                    .SetTriggerFlags(TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR)
                    .SetOriginalCastId(originalCastId)
                    .AddSpellMod(SPELLVALUE_BASE_POINT0, backlashDamage));
 
            }, BACKLASH_DELAY);
        }
    }
 
    void HandleDeathsTormentEnergize(SpellEffIndex /*effIndex*/)
    {
        if (spell_pri_deaths_torment::Data const* deathsTorment = std::any_cast<spell_pri_deaths_torment::Data>(&GetSpell()->m_customArg))
            SetEffectValue(CalculatePct(GetEffectValue(), deathsTorment->EnergizePct));
    }
 
    void Register() override
    {
        CalcDamage += SpellCalcDamageFn(spell_pri_shadow_word_death::HandleDamageCalculation);
 
        // abuse OnCalculateResistAbsorb to determine if this spell will kill target or not (its still not perfect - happens before absorbs are applied)
        OnCalculateResistAbsorb += SpellOnResistAbsorbCalculateFn(spell_pri_shadow_word_death::DetermineKillStatus);
 
        OnEffectHitTarget += SpellEffectFn(spell_pri_shadow_word_death::HandleDeathsTormentEnergize, EFFECT_4, SPELL_EFFECT_ENERGIZE);
    }
};
 
// 341491 - Shadowy Apparitions
class spell_pri_shadowy_apparitions : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SHADOWY_APPARITION_DUMMY });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        // PROC_FLAG_DEAL_HARMFUL_PERIODIC is set on the spell for Tormented Spirits talent
        // Devouring Plague cannot proc this on periodic ticks
        return !(eventInfo.GetTypeMask() & PROC_FLAG_DEAL_HARMFUL_PERIODIC)
            && !eventInfo.GetSpellInfo()->IsAffected(SPELLFAMILY_PRIEST, { 0x8000, 0x0, 0x0, 0x0 });
    }
 
public:
    static void HandleProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        Unit* caster = eventInfo.GetActor();
        caster->CastSpell(caster, SPELL_PRIEST_SHADOWY_APPARITION_DUMMY, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringAura = aurEff
        });
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_shadowy_apparitions::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_shadowy_apparitions::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 341263 - Shadowy Apparition (Dummy)
class spell_pri_shadowy_apparition_dummy : public SpellScript
{
    static constexpr uint32 GetSpellVisual(Races race, Gender gender)
    {
        switch (race)
        {
            case RACE_HUMAN:
            case RACE_KUL_TIRAN:
            case RACE_DRACTHYR_ALLIANCE:
            case RACE_DRACTHYR_HORDE:
            default:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_HUMAN_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_HUMAN_FEMALE;
            case RACE_ORC:
            case RACE_MAGHAR_ORC:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_ORC_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_ORC_FEMALE;
            case RACE_DWARF:
            case RACE_DARK_IRON_DWARF:
            case RACE_EARTHEN_DWARF_HORDE:
            case RACE_EARTHEN_DWARF_ALLIANCE:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DWARF_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DWARF_FEMALE;
            case RACE_NIGHTELF:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_NIGHTELF_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_NIGHTELF_FEMALE;
            case RACE_UNDEAD_PLAYER:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_UNDEAD_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_UNDEAD_FEMALE;
            case RACE_TAUREN:
            case RACE_HIGHMOUNTAIN_TAUREN:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TAUREN_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TAUREN_FEMALE;
            case RACE_GNOME:
            case RACE_MECHAGNOME:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GNOME_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GNOME_FEMALE;
            case RACE_TROLL:
            case RACE_ZANDALARI_TROLL:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TROLL_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_TROLL_FEMALE;
            case RACE_GOBLIN:
            case RACE_VULPERA:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GOBLIN_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_GOBLIN_FEMALE;
            case RACE_BLOODELF:
            case RACE_NIGHTBORNE:
            case RACE_VOID_ELF:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_BELF_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_BELF_FEMALE;
            case RACE_DRAENEI:
            case RACE_LIGHTFORGED_DRAENEI:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DRAENEI_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_DRAENEI_FEMALE;
            case RACE_WORGEN:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_WORGEN_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_WORGEN_FEMALE;
            case RACE_PANDAREN_NEUTRAL:
            case RACE_PANDAREN_ALLIANCE:
            case RACE_PANDAREN_HORDE:
                return gender == GENDER_MALE ? SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_PANDAREN_MALE : SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_PANDAREN_FEMALE;
            case RACE_HARANIR_ALLIANCE:
            case RACE_HARANIR_HORDE:
                return SPELL_VISUAL_PRIEST_SHADOWY_APPARITION_HUMAN_MALE; // not handled on retail as of patch 12.0.1, uses human male fallback
        }
    }
 
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_VAMPIRIC_TOUCH, SPELL_PRIEST_SHADOWY_APPARITION_MISSILE });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets) const
    {
        targets.remove_if(Trinity::UnitAuraCheck(false, SPELL_PRIEST_VAMPIRIC_TOUCH, GetCaster()->GetGUID()));
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        caster->SendPlaySpellVisual(target, GetSpellVisual(static_cast<Races>(caster->GetRace()), caster->GetGender()), 0, 0, 6.0f);
        caster->CastSpell(target, SPELL_PRIEST_SHADOWY_APPARITION_MISSILE, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell()
        });
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_shadowy_apparition_dummy::FilterTargets, EFFECT_0, TARGET_UNIT_SRC_AREA_ENEMY);
        OnEffectHitTarget += SpellEffectFn(spell_pri_shadowy_apparition_dummy::HandleEffectHit, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 109186 - Surge of Light
class spell_pri_surge_of_light : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_SMITE,
            SPELL_PRIEST_SURGE_OF_LIGHT_EFFECT
        });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        if (eventInfo.GetSpellInfo()->Id == SPELL_PRIEST_SMITE)
            return true;
 
        if (eventInfo.GetSpellInfo()->SpellFamilyName == SPELLFAMILY_PRIEST)
            return eventInfo.GetHealInfo();
 
        return false;
    }
 
    void HandleEffectProc(AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/) const
    {
        if (roll_chance(aurEff->GetAmount()))
            GetTarget()->CastSpell(GetTarget(), SPELL_PRIEST_SURGE_OF_LIGHT_EFFECT, aurEff);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_surge_of_light::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_surge_of_light::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 28809 - Greater Heal
class spell_pri_t3_4p_bonus : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ARMOR_OF_FAITH });
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        PreventDefaultAction();
        eventInfo.GetActor()->CastSpell(eventInfo.GetActionTarget(), SPELL_PRIEST_ARMOR_OF_FAITH, aurEff);
    }
 
    void Register() override
    {
        OnEffectProc += AuraEffectProcFn(spell_pri_t3_4p_bonus::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 37594 - Greater Heal Refund
class spell_pri_t5_heal_2p_bonus : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ITEM_EFFICIENCY });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        if (HealInfo* healInfo = eventInfo.GetHealInfo())
            if (Unit* healTarget = healInfo->GetTarget())
                if (healInfo->GetEffectiveHeal())
                    if (healTarget->GetHealth() >= healTarget->GetMaxHealth())
                        return true;
 
        return false;
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo& /*eventInfo*/)
    {
        PreventDefaultAction();
        GetTarget()->CastSpell(GetTarget(), SPELL_PRIEST_ITEM_EFFICIENCY, aurEff);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_t5_heal_2p_bonus::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_t5_heal_2p_bonus::HandleProc, EFFECT_0, SPELL_AURA_PROC_TRIGGER_SPELL);
    }
};
 
// 70770 - Item - Priest T10 Healer 2P Bonus
class spell_pri_t10_heal_2p_bonus : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellEffect({ { SPELL_PRIEST_BLESSED_HEALING, EFFECT_0 } })
            && sSpellMgr->AssertSpellInfo(SPELL_PRIEST_BLESSED_HEALING, DIFFICULTY_NONE)->GetEffect(EFFECT_0).GetPeriodicTickCount() > 0;
    }
 
    bool CheckProc(ProcEventInfo& eventInfo)
    {
        HealInfo* healInfo = eventInfo.GetHealInfo();
        return healInfo && healInfo->GetHeal();
    }
 
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        PreventDefaultAction();
 
        SpellEffectInfo const& hotEffect = sSpellMgr->AssertSpellInfo(SPELL_PRIEST_BLESSED_HEALING, GetCastDifficulty())->GetEffect(EFFECT_0);
        SpellEffectValue amount = CalculatePct(static_cast<int32>(eventInfo.GetHealInfo()->GetHeal()), aurEff->GetAmount());
 
        amount /= hotEffect.GetPeriodicTickCount();
 
        Unit* caster = eventInfo.GetActor();
        Unit* target = eventInfo.GetActionTarget();
 
        CastSpellExtraArgs args(aurEff);
        args.AddSpellBP0(amount);
        caster->CastSpell(target, SPELL_PRIEST_BLESSED_HEALING, args);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_t10_heal_2p_bonus::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_t10_heal_2p_bonus::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 200128 - Trail of Light
class spell_pri_trail_of_light : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_TRAIL_OF_LIGHT_HEAL });
    }
 
    bool CheckProc(ProcEventInfo const& eventInfo)
    {
        if (_healQueue.empty() || _healQueue.back() != eventInfo.GetActionTarget()->GetGUID())
            _healQueue.push(eventInfo.GetActionTarget()->GetGUID());
 
        if (_healQueue.size() > 2)
            _healQueue.pop();
 
        if (_healQueue.size() == 2)
            return true;
 
        return false;
    }
 
    void HandleOnProc(AuraEffect* aurEff, ProcEventInfo const& eventInfo) const
    {
        Unit* caster = GetTarget();
        Unit* oldTarget = ObjectAccessor::GetUnit(*caster, _healQueue.front());
        if (!oldTarget)
            return;
 
        // Note: old target may not be friendly anymore due to charm and faction change effects.
        if (!caster->IsValidAssistTarget(oldTarget))
            return;
 
        SpellInfo const* healSpellInfo = sSpellMgr->GetSpellInfo(SPELL_PRIEST_TRAIL_OF_LIGHT_HEAL, DIFFICULTY_NONE);
        if (!healSpellInfo)
            return;
 
        // Note: distance may be greater than the heal's spell range.
        if (!caster->IsWithinDist(oldTarget, healSpellInfo->GetMaxRange(true, caster)))
            return;
 
        SpellEffectValue healAmount = CalculatePct(eventInfo.GetHealInfo()->GetHeal(), aurEff->GetAmount());
 
        caster->CastSpell(oldTarget, SPELL_PRIEST_TRAIL_OF_LIGHT_HEAL, CastSpellExtraArgs(aurEff).AddSpellBP0(healAmount));
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_trail_of_light::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_trail_of_light::HandleOnProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
 
private:
    std::queue<ObjectGuid> _healQueue;
};
 
// 390693 - Train of Thought
// Called by Flash Heal, Renew, Smite
class spell_pri_train_of_thought : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_POWER_WORD_SHIELD,
            SPELL_PRIEST_PENANCE
        });
    }
 
    static bool CheckEffect0(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        // Renew & Flash Heal
        return eventInfo.GetSpellInfo()->IsAffected(SPELLFAMILY_PRIEST, { 0x840 });
    }
 
    static bool CheckEffect1(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        // Smite
        return eventInfo.GetSpellInfo()->IsAffected(SPELLFAMILY_PRIEST, { 0x80 });
    }
 
    void ReducePowerWordShieldCooldown(AuraEffect const* aurEff, ProcEventInfo const& /*eventInfo*/) const
    {
        GetTarget()->GetSpellHistory()->ModifyCooldown(SPELL_PRIEST_POWER_WORD_SHIELD, Milliseconds(aurEff->GetAmountAsInt()));
    }
 
    void ReducePenanceCooldown(AuraEffect const* aurEff, ProcEventInfo const& /*eventInfo*/) const
    {
        GetTarget()->GetSpellHistory()->ModifyCooldown(SPELL_PRIEST_PENANCE, Milliseconds(aurEff->GetAmountAsInt()));
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_train_of_thought::CheckEffect0, EFFECT_0, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_train_of_thought::ReducePowerWordShieldCooldown, EFFECT_0, SPELL_AURA_DUMMY);
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_train_of_thought::CheckEffect1, EFFECT_1, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_train_of_thought::ReducePenanceCooldown, EFFECT_1, SPELL_AURA_DUMMY);
    }
};
 
// 373446 - Translucent Image
// Triggered by 586 - Fade
class spell_pri_translucent_image : public SpellScript
{
    bool Load() override
    {
        return !GetCaster()->HasAura(SPELL_PRIEST_TRANSLUCENT_IMAGE);
    }
 
    static void PreventEffect(SpellScript const&, WorldObject*& target)
    {
        target = nullptr;
    }
 
    void Register() override
    {
        OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_translucent_image::PreventEffect, EFFECT_3, TARGET_UNIT_CASTER);
    }
};
 
// 390705 - Twilight Equilibrium
class spell_pri_twilight_equilibrium : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_HOLY, SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_SHADOW });
    }
 
    void HandleProc(ProcEventInfo const& eventInfo) const
    {
        uint32 spellId = 0;
 
        if (eventInfo.GetDamageInfo()->GetSchoolMask() & SPELL_SCHOOL_MASK_SHADOW)
            spellId = SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_HOLY;
        else if (eventInfo.GetDamageInfo()->GetSchoolMask() & SPELL_SCHOOL_MASK_HOLY)
            spellId = SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_SHADOW;
        else
            return;
 
        Unit* caster = GetTarget();
        caster->CastSpell(caster, spellId, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
    }
 
    void Register() override
    {
        OnProc += AuraProcFn(spell_pri_twilight_equilibrium::HandleProc);
    }
};
 
// ID - 390707 Twilight Equilibrium (attached to 589 - Shadow Word: Pain)
class spell_pri_twilight_equilibrium_shadow_word_pain : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_SHADOW });
    }
 
    void OnApply(AuraEffect const* /*aurEff*/, SpellEffectValue& /*amount*/, bool& /*canBeRecalculated*/)
    {
        _damageMultiplier = 1.0f;
        if (Unit* caster = GetCaster())
        {
            if (AuraEffect* twilightEquilibrium = caster->GetAuraEffect(SPELL_PRIEST_TWILIGHT_EQUILIBRIUM_SHADOW, EFFECT_0))
            {
                // snapshot Twilight Equilibrium value
                AddPct(_damageMultiplier, twilightEquilibrium->GetAmount());
                twilightEquilibrium->GetBase()->Remove();
            }
        }
    }
 
    void CalcDamage(AuraEffect const* /*aurEff*/, Unit* /*victim*/, int32& /*damageOrHealing*/, int32& /*flatMod*/, float& pctMod) const
    {
        pctMod *= _damageMultiplier;
    }
 
    void Register() override
    {
        DoEffectCalcAmount += AuraEffectCalcAmountFn(spell_pri_twilight_equilibrium_shadow_word_pain::OnApply, EFFECT_1, SPELL_AURA_PERIODIC_DAMAGE);
        DoEffectCalcDamageAndHealing += AuraEffectCalcDamageFn(spell_pri_twilight_equilibrium_shadow_word_pain::CalcDamage, EFFECT_1, SPELL_AURA_PERIODIC_DAMAGE);
    }
 
    float _damageMultiplier = 1.0f;
};
 
// 109142 - Twist of Fate (Shadow)
// 265259 - Twist of Fate (Discipline)
class spell_pri_twist_of_fate : public AuraScript
{
    static bool CheckProc(AuraScript const&, AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        return eventInfo.GetActionTarget()->GetHealthPct() < aurEff->GetAmount();
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_twist_of_fate::CheckProc, EFFECT_0, SPELL_AURA_PROC_TRIGGER_SPELL);
    }
};
 
// 421453 - Ultimate Penitence
class spell_pri_ultimate_penitence : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_ULTIMATE_PENITENCE_CHANNEL, SPELL_PRIEST_ULTIMATE_PENITENCE_IMMUNITY });
    }
 
    void TriggerImmunity() const
    {
        Unit* caster = GetCaster();
        caster->CastSpell(caster, SPELL_PRIEST_ULTIMATE_PENITENCE_IMMUNITY, CastSpellExtraArgsInit
        {
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell()
        });
 
        SpellEffectValue preferHealing = 1;
        if (Unit const* target = GetExplTargetUnit(); target && !GetCaster()->IsFriendlyTo(target))
            preferHealing = 0;
 
        caster->m_Events.AddEventAtOffset([caster, originalCastId = GetSpell()->m_originalCastId, preferHealing]
        {
            caster->CastSpell(caster, SPELL_PRIEST_ULTIMATE_PENITENCE_CHANNEL, CastSpellExtraArgsInit
            {
                .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
                .OriginalCastId = originalCastId,
                .SpellValueOverrides = { { SPELLVALUE_BASE_POINT1, preferHealing } }
            });
        }, 250ms);
    }
 
    void Register() override
    {
        OnCast += SpellCastFn(spell_pri_ultimate_penitence::TriggerImmunity);
    }
};
 
// 421453 - Ultimate Penitence (Aura)
class spell_pri_ultimate_penitence_aura : public AuraScript
{
    void CalculateAmount(AuraEffect const* /*aurEff*/, SpellEffectValue& amount, bool& canBeRecalculated) const
    {
        canBeRecalculated = false;
        Unit* caster = GetCaster();
        if (!caster)
            return;
 
        amount = caster->CountPctFromMaxHealth(GetEffectInfo(EFFECT_0).CalcValue(caster));
    }
 
    void Register() override
    {
        DoEffectCalcAmount += AuraEffectCalcAmountFn(spell_pri_ultimate_penitence_aura::CalculateAmount, EFFECT_2, SPELL_AURA_SCHOOL_ABSORB);
    }
};
 
// 421434 - Ultimate Penitence (Channel)
class spell_pri_ultimate_penitence_channel : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo(
        {
            SPELL_PRIEST_ULTIMATE_PENITENCE_FALLING_FACING_CONTROL
        }) && ValidateSpellEffect(
        {
            { SPELL_PRIEST_ULTIMATE_PENITENCE_DAMAGE, EFFECT_0 },
            { SPELL_PRIEST_ULTIMATE_PENITENCE_HEAL, EFFECT_0 }
        });
    }
 
    void HandlePeriodic(AuraEffect const* aurEff) const
    {
        if (aurEff->GetAmountAsInt() == 1) // set by spell_pri_ultimate_penitence
            (void)(TryHealing() || TryDealingDamage());
        else
            (void)(TryDealingDamage() || TryHealing());
    }
 
    bool TryDealingDamage() const
    {
        std::list<WorldObject*> enemies = SearchTargetCandidates(SPELL_PRIEST_ULTIMATE_PENITENCE_DAMAGE, TARGET_CHECK_ENEMY);
        if (enemies.empty())
            return false;
 
        GetTarget()->CastSpell(Trinity::Containers::SelectRandomContainerElement(enemies), SPELL_PRIEST_ULTIMATE_PENITENCE_DAMAGE, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
        return true;
    }
 
    bool TryHealing() const
    {
        std::list<WorldObject*> allies = SearchTargetCandidates(SPELL_PRIEST_ULTIMATE_PENITENCE_HEAL, TARGET_CHECK_ALLY);
        Trinity::Containers::EraseIf(allies, [](WorldObject const* ally) { return !ally->IsUnit() || ally->ToUnit()->IsFullHealth(); });
        if (allies.empty())
            return false;
 
        Unit* caster = GetTarget();
 
        Trinity::SortTargetsWithPriorityRules(allies, 1, GetHealingRules(caster));
 
        caster->CastSpell(allies.front(), SPELL_PRIEST_ULTIMATE_PENITENCE_HEAL, TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR);
        return true;
    }
 
    std::list<WorldObject*> SearchTargetCandidates(uint32 spellId, SpellTargetCheckTypes checkType) const
    {
        SpellInfo const* spellInfo = sSpellMgr->AssertSpellInfo(spellId, GetCastDifficulty());
        SpellEffectInfo const& spellEffect = spellInfo->GetEffect(EFFECT_0);
 
        std::list<WorldObject*> targets;
        if (uint32 containerTypeMask = Spell::GetSearcherTypeMask(spellInfo, spellEffect, TARGET_OBJECT_TYPE_UNIT, spellEffect.ImplicitTargetConditions.get()))
        {
            Unit* caster = GetTarget();
 
            SpellRange range =  spellInfo->GetMinMaxRange(true, caster);
 
            Trinity::WorldObjectSpellAreaTargetCheck check(range, caster, caster, caster, spellInfo, checkType, spellEffect.ImplicitTargetConditions.get(), TARGET_OBJECT_TYPE_UNIT);
            Trinity::WorldObjectListSearcher searcher(caster->GetPhaseShift(), targets, check, containerTypeMask);
            Spell::SearchTargets(searcher, containerTypeMask, caster, caster, range.Max + EXTRA_CELL_SEARCH_RADIUS);
        }
 
        return targets;
    }
 
    void HandleRemoveEffect(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        Unit* caster = GetTarget();
        CastSpellExtraArgs args = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR;
 
        caster->CastSpell(caster, SPELL_PRIEST_ULTIMATE_PENITENCE_IMMUNITY, args);
        caster->CastSpell(caster, SPELL_PRIEST_ULTIMATE_PENITENCE_FALLING_FACING_CONTROL, args);
    }
 
    static std::array<Trinity::TargetPriorityRule, 2> GetHealingRules(Unit const* caster)
    {
        return
        {
            [](WorldObject const* target) { return target->IsPlayer() || (target->IsCreature() && target->ToCreature()->IsTreatedAsRaidUnit()); },
            [caster](Unit const* target) { return !caster->IsPlayer() || !caster->ToPlayer()->GetGroup() || target->IsInRaidWith(caster); }
        };
    }
 
    void Register() override
    {
        OnEffectPeriodic += AuraEffectPeriodicFn(spell_pri_ultimate_penitence_channel::HandlePeriodic, EFFECT_1, SPELL_AURA_PERIODIC_DUMMY);
        AfterEffectRemove += AuraEffectApplyFn(spell_pri_ultimate_penitence_channel::HandleRemoveEffect, EFFECT_0, SPELL_AURA_MECHANIC_IMMUNITY_MASK, AURA_EFFECT_HANDLE_REAL);
    }
};
 
// 432154 - Ultimate Penitence (Jump)
class spell_pri_ultimate_penitence_jump : public SpellScript
{
    static constexpr Position JumpOffset = { 0.0f, 0.0f, 5.0f };
 
    static void SetDestTarget(SpellScript const&, SpellDestination& dest)
    {
        dest.RelocateOffset(JumpOffset);
    }
 
    void Register() override
    {
        OnDestinationTargetSelect += SpellDestinationTargetSelectFn(spell_pri_ultimate_penitence_jump::SetDestTarget, EFFECT_0, TARGET_DEST_CASTER);
    }
};
 
// 341273 - Unfurling Darkness
// Triggered by 34914 - Vampiric Touch
class spell_pri_unfurling_darkness : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_UNFURLING_DARKNESS, SPELL_PRIEST_UNFURLING_DARKNESS_DEBUFF })
            && ValidateSpellEffect({ { SPELL_PRIEST_UNFURLING_DARKNESS_AURA, EFFECT_0 } });
    }
 
    void PreventDirectDamage(WorldObject*& target) const
    {
        bool canTriggerDirectDamage = [&]
        {
            if (!GetSpell()->m_originalCastId.IsEmpty())
                return false;  // not when triggered by Shadow Crash (Whispering Shadows talent)
            if (AuraEffect const* unfurlingDarkness = GetCaster()->GetAuraEffect(SPELL_PRIEST_UNFURLING_DARKNESS_AURA, EFFECT_0))
                if (GetSpell()->m_appliedMods.contains(unfurlingDarkness->GetBase()))
                    return true;
            return false;
        }();
 
        if (!canTriggerDirectDamage)
            target = nullptr;
    }
 
    void TriggerUnfurlingDarkness() const
    {
        if (!GetSpell()->m_originalCastId.IsEmpty())
            return; // not when triggered by Shadow Crash (Whispering Shadows talent)
 
        Unit* caster = GetCaster();
 
        if (AuraEffect const* unfurlingDarkness = GetCaster()->GetAuraEffect(SPELL_PRIEST_UNFURLING_DARKNESS_AURA, EFFECT_0))
        {
            if (GetSpell()->m_appliedMods.contains(unfurlingDarkness->GetBase()))
            {
                unfurlingDarkness->GetBase()->Remove();
                return;
            }
        }
 
        if (!caster->HasAura(SPELL_PRIEST_UNFURLING_DARKNESS_DEBUFF))
            caster->CastSpell(caster, SPELL_PRIEST_UNFURLING_DARKNESS_AURA, true);
    }
 
    void Register() override
    {
        OnObjectTargetSelect += SpellObjectTargetSelectFn(spell_pri_unfurling_darkness::PreventDirectDamage, EFFECT_3, TARGET_UNIT_TARGET_ENEMY);
        AfterCast += SpellCastFn(spell_pri_unfurling_darkness::TriggerUnfurlingDarkness);
    }
};
 
// 15286 - Vampiric Embrace
class spell_pri_vampiric_embrace : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_VAMPIRIC_EMBRACE_HEAL });
    }
 
    static bool CheckProc(AuraScript const&, ProcEventInfo const& eventInfo)
    {
        // Not proc from Mind Sear
        return !(eventInfo.GetDamageInfo()->GetSpellInfo()->SpellFamilyFlags[1] & 0x80000);
    }
 
    void HandleEffectProc(AuraEffect const* aurEff, ProcEventInfo const& eventInfo)
    {
        PreventDefaultAction();
        DamageInfo* damageInfo = eventInfo.GetDamageInfo();
        if (!damageInfo || !damageInfo->GetDamage())
            return;
 
        SpellEffectValue selfHeal = CalculatePct(damageInfo->GetDamage(), aurEff->GetAmount());
        SpellEffectValue teamHeal = selfHeal / 2;
 
        CastSpellExtraArgs args(aurEff);
        args.AddSpellMod(SPELLVALUE_BASE_POINT0, teamHeal);
        args.AddSpellMod(SPELLVALUE_BASE_POINT1, selfHeal);
        GetTarget()->CastSpell(nullptr, SPELL_PRIEST_VAMPIRIC_EMBRACE_HEAL, args);
    }
 
    void Register() override
    {
        DoCheckProc += AuraCheckProcFn(spell_pri_vampiric_embrace::CheckProc);
        OnEffectProc += AuraEffectProcFn(spell_pri_vampiric_embrace::HandleEffectProc, EFFECT_0, SPELL_AURA_DUMMY);
    }
};
 
// 15290 - Vampiric Embrace (heal)
class spell_pri_vampiric_embrace_target : public SpellScript
{
    void FilterTargets(std::list<WorldObject*>& unitList) const
    {
        unitList.remove(GetCaster());
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_vampiric_embrace_target::FilterTargets, EFFECT_0, TARGET_UNIT_CASTER_AREA_PARTY);
    }
};
 
// 34914 - Vampiric Touch
class spell_pri_vampiric_touch : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_SIN_AND_PUNISHMENT, SPELL_PRIEST_SHADOW_WORD_PAIN });
    }
 
    void HandleDispel(DispelInfo const* dispelInfo) const
    {
        if (Unit* caster = GetCaster())
            caster->CastSpell(dispelInfo->GetDispeller(), SPELL_PRIEST_SIN_AND_PUNISHMENT, true);
    }
 
    void HandleApplyEffect(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
    {
        if (Unit* caster = GetCaster())
            if (caster->HasAura(SPELL_PRIEST_MISERY))
                caster->CastSpell(GetTarget(), SPELL_PRIEST_SHADOW_WORD_PAIN, true);
    }
 
    void Register() override
    {
        AfterDispel += AuraDispelFn(spell_pri_vampiric_touch::HandleDispel);
        OnEffectApply += AuraEffectApplyFn(spell_pri_vampiric_touch::HandleApplyEffect, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL_OR_REAPPLY_MASK);
    }
};
 
// 390994 - Voice of Harmony
class spell_pri_voice_of_harmony : public AuraScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo
        ({
            SPELL_PRIEST_HOLY_WORD_CHASTISE,
            SPELL_PRIEST_HOLY_WORD_SANCTIFY,
            SPELL_PRIEST_HOLY_WORD_SERENITY
        });
    }
 
    static bool CheckHolyWordSanctify(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        // Divine Star
        // Halo
        return eventInfo.GetSpellInfo()->IsAffected(SPELLFAMILY_PRIEST, { 0x0, 0x0, 0x0, 0x4040 });
    }
 
    static bool CheckHolyWordSerenity(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        // Power Word: Life
        // Prayer of Mending
        return eventInfo.GetSpellInfo()->IsAffected(SPELLFAMILY_PRIEST, { 0x0, 0x0, 0x8000, 0x400000 });
    }
 
    static bool CheckHolyWordChastise(AuraScript const&, AuraEffect const* /*aurEff*/, ProcEventInfo const& eventInfo)
    {
        // Holy Fire
        return eventInfo.GetSpellInfo()->IsAffected(SPELLFAMILY_PRIEST, { 0x100000, 0x0, 0x0, 0x0 });
    }
 
    template <uint32 TargetSpellId>
    void HandleProc(AuraEffect const* aurEff, ProcEventInfo const& /*eventInfo*/) const
    {
        SpellInfo const* targetSpellInfo = sSpellMgr->AssertSpellInfo(TargetSpellId, GetCastDifficulty());
        Milliseconds cdReduction = -duration_cast<Milliseconds>(FloatSeconds(aurEff->GetAmount()));
        spell_pri_holy_words_base::ModifyCooldown(GetTarget(), targetSpellInfo, cdReduction);
    }
 
    void Register() override
    {
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_voice_of_harmony::CheckHolyWordSanctify, EFFECT_0, SPELL_AURA_DUMMY);
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_voice_of_harmony::CheckHolyWordSerenity, EFFECT_1, SPELL_AURA_DUMMY);
        DoCheckEffectProc += AuraCheckEffectProcFn(spell_pri_voice_of_harmony::CheckHolyWordChastise, EFFECT_2, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_voice_of_harmony::HandleProc<SPELL_PRIEST_HOLY_WORD_SANCTIFY>, EFFECT_0, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_voice_of_harmony::HandleProc<SPELL_PRIEST_HOLY_WORD_SERENITY>, EFFECT_1, SPELL_AURA_DUMMY);
        OnEffectProc += AuraEffectProcFn(spell_pri_voice_of_harmony::HandleProc<SPELL_PRIEST_HOLY_WORD_CHASTISE>, EFFECT_2, SPELL_AURA_DUMMY);
    }
};
 
// 1242173 - Void Volley
class spell_pri_void_volley : public SpellScript
{
    class BoltEvent : public BasicEvent
    {
    public:
        static constexpr Milliseconds Period = 75ms;
 
        explicit BoltEvent(Unit* caster, ObjectGuid target, ObjectGuid originalCastId, int32 count) :
            _caster(caster), _target(target), _originalCastId(originalCastId), _count(count) { }
 
        bool Execute(uint64 time, uint32) override
        {
            Unit* target = ObjectAccessor::GetUnit(*_caster, _target);
            if (!target)
                return true;
 
            _caster->CastSpell(target, SPELL_PRIEST_VOID_VOLLEY_DAMAGE, CastSpellExtraArgsInit{
                .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
                .OriginalCastId = _originalCastId
            });
 
            if (--_count)
            {
                _caster->m_Events.AddEvent(this, Milliseconds(time) + Period);
                return false;
            }
            return true;
        }
 
    private:
        Unit* _caster;
        ObjectGuid _target;
        ObjectGuid _originalCastId;
        int32 _count;
    };
 
    bool Validate(SpellInfo const* spellInfo) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_VOID_VOLLEY_DAMAGE })
            && ValidateSpellEffect({ { spellInfo->Id, EFFECT_2 } });
    }
 
    void HandleEffectHit(SpellEffIndex /*effIndex*/) const
    {
        Unit* caster = GetCaster();
        Unit* target = GetHitUnit();
 
        caster->CastSpell(target, SPELL_PRIEST_VOID_VOLLEY_DAMAGE, CastSpellExtraArgsInit{
            .TriggerFlags = TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_DONT_REPORT_CAST_ERROR,
            .TriggeringSpell = GetSpell()
        });
 
        int32 bolts = target == GetExplTargetUnit() ? GetEffectValueAsInt() : GetEffectInfo(EFFECT_2).CalcValueAsInt(caster);
        if (bolts > 1)
            caster->m_Events.AddEventAtOffset(new BoltEvent(caster, target->GetGUID(), GetSpell()->m_originalCastId, bolts - 1), BoltEvent::Period);
    }
 
    void Register() override
    {
        OnEffectHitTarget += SpellEffectFn(spell_pri_void_volley::HandleEffectHit, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
// 205385 - Shadow Crash
class spell_pri_whispering_shadows : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_WHISPERING_SHADOWS });
    }
 
    void HandleEffectHitTarget(SpellEffIndex effIndex)
    {
        if (!GetCaster()->HasAura(SPELL_PRIEST_WHISPERING_SHADOWS))
            PreventHitDefaultEffect(effIndex);
    }
 
    void Register() override
    {
        OnEffectHit += SpellEffectFn(spell_pri_whispering_shadows::HandleEffectHitTarget, EFFECT_2, SPELL_EFFECT_TRIGGER_MISSILE);
    }
};
 
// 391286 - Whispering Shadows (Dot Application)
class spell_pri_whispering_shadows_effect : public SpellScript
{
    bool Validate(SpellInfo const* /*spellInfo*/) override
    {
        return ValidateSpellInfo({ SPELL_PRIEST_VAMPIRIC_TOUCH });
    }
 
    void FilterTargets(std::list<WorldObject*>& targets) const
    {
        if (targets.size() <= GetSpellValue()->MaxAffectedTargets)
            return;
 
        auto getVampiricTouch = [&](WorldObject const* target)
        {
            return target->ToUnit()->GetAura(SPELL_PRIEST_VAMPIRIC_TOUCH, GetCaster()->GetGUID());
        };
 
        // prioritize targets without Vampiric Touch
        targets.sort([&](WorldObject const* target1, WorldObject const* target2)
        {
            int32 duration1 = 0;
            if (Aura const* aura1 = getVampiricTouch(target1))
                duration1 = aura1->GetDuration();
            int32 duration2 = 0;
            if (Aura const* aura2 = getVampiricTouch(target2))
                duration2 = aura2->GetDuration();
            return duration1 < duration2;
        });
 
        // remove targets that definitely will not get Vampiric Touch applied (excess targets with longest remaining duration)
        while (targets.size() > GetSpellValue()->MaxAffectedTargets && getVampiricTouch(targets.back()) != nullptr)
            targets.pop_back();
 
        Trinity::Containers::RandomResize(targets, GetSpellValue()->MaxAffectedTargets);
    }
 
    void HandleEffectHitTarget(SpellEffIndex /*effIndex*/) const
    {
        GetCaster()->CastSpell(GetHitUnit(), SPELL_PRIEST_VAMPIRIC_TOUCH, CastSpellExtraArgs()
            .SetTriggeringSpell(GetSpell())
            .SetTriggerFlags(TRIGGERED_IGNORE_GCD | TRIGGERED_IGNORE_SPELL_AND_CATEGORY_CD | TRIGGERED_IGNORE_POWER_COST | TRIGGERED_IGNORE_CAST_IN_PROGRESS | TRIGGERED_IGNORE_CAST_TIME | TRIGGERED_DONT_REPORT_CAST_ERROR));
    }
 
    void Register() override
    {
        OnObjectAreaTargetSelect += SpellObjectAreaTargetSelectFn(spell_pri_whispering_shadows_effect::FilterTargets, EFFECT_0, TARGET_UNIT_DEST_AREA_ENEMY);
        OnEffectHitTarget += SpellEffectFn(spell_pri_whispering_shadows_effect::HandleEffectHitTarget, EFFECT_0, SPELL_EFFECT_DUMMY);
    }
};
 
void AddSC_priest_spell_scripts()
{
    RegisterSpellScript(spell_pri_angelic_bulwark);
    RegisterSpellScript(spell_pri_angelic_feather_trigger);
    RegisterAreaTriggerAI(areatrigger_pri_angelic_feather);
    RegisterSpellScript(spell_pri_abyssal_reverie);
    RegisterSpellScript(spell_pri_answered_prayers);
    RegisterSpellScript(spell_pri_aq_3p_bonus);
    RegisterSpellScript(spell_pri_archangel);
    RegisterSpellScript(spell_pri_assured_safety);
    RegisterSpellScript(spell_pri_atonement);
    RegisterSpellScript(spell_pri_atonement_effect);
    RegisterSpellScript(spell_pri_atonement_effect_aura);
    RegisterSpellScript(spell_pri_atonement_passive);
    RegisterSpellScript(spell_pri_auspicious_spirits);
    RegisterSpellScript(spell_pri_benediction);
    RegisterSpellScript(spell_pri_binding_heals);
    RegisterSpellScript(spell_pri_blaze_of_light);
    RegisterSpellScript(spell_pri_burning_vehemence);
    RegisterSpellScript(spell_pri_circle_of_healing);
    RegisterSpellScript(spell_pri_crystalline_reflection);
    RegisterSpellScript(spell_pri_dark_indulgence);
    RegisterSpellScript(spell_pri_deaths_torment);
    RegisterSpellScript(spell_pri_dispersing_light);
    RegisterSpellScript(spell_pri_dispersing_light_heal);
    RegisterSpellScript(spell_pri_divine_aegis);
    RegisterSpellScript(spell_pri_divine_image);
    RegisterSpellScript(spell_pri_divine_image_spell_triggered);
    RegisterSpellScript(spell_pri_divine_image_stack_timer);
    RegisterSpellScript(spell_pri_divine_service);
    RegisterSpellScript(spell_pri_divine_star_shadow);
    RegisterAreaTriggerAI(areatrigger_pri_divine_star);
    RegisterSpellScript(spell_pri_divine_word);
    RegisterSpellScript(spell_pri_divine_word_sanctuary);
    RegisterSpellScript(spell_pri_divine_word_sanctuary_heal);
    RegisterSpellScript(spell_pri_divinity);
    RegisterSpellScript(spell_pri_divine_procession);
    RegisterSpellScript(spell_pri_empowered_renew);
    RegisterSpellScript(spell_pri_empowered_renew_heal);
    RegisterSpellScript(spell_pri_empyreal_blaze);
    RegisterSpellScript(spell_pri_empyreal_blaze_extend);
    RegisterSpellScript(spell_pri_entropic_rift);
    RegisterSpellScript(spell_pri_entropic_rift_aura);
    RegisterSpellScript(spell_pri_entropic_rift_periodic);
    RegisterAreaTriggerAI(areatrigger_pri_entropic_rift);
    RegisterSpellScript(spell_pri_epiphany);
    RegisterSpellScript(spell_pri_essence_devourer_heal);
    RegisterSpellScript(spell_pri_eternal_sanctity);
    RegisterSpellScript(spell_pri_evangelism);
    RegisterSpellScript(spell_pri_expiation);
    RegisterSpellScript(spell_pri_focused_mending);
    RegisterSpellScript(spell_pri_from_darkness_comes_light);
    RegisterSpellScript(spell_pri_guardian_spirit);
    RegisterSpellScript(spell_pri_halo_effect_selector);
    RegisterSpellScript(spell_pri_halo_return_effect_selector);
    RegisterSpellScript(spell_pri_halo_shadow);
    RegisterAreaTriggerAI(areatrigger_pri_halo);
    RegisterAreaTriggerAI(areatrigger_pri_halo_return);
    RegisterSpellScript(spell_pri_harsh_discipline);
    RegisterSpellScript(spell_pri_heavens_wrath);
    RegisterSpellScript(spell_pri_holy_mending);
    RegisterSpellScript(spell_pri_holy_words);
    RegisterSpellScript(spell_pri_holy_word_chastise);
    RegisterSpellScript(spell_pri_holy_word_salvation);
    RegisterSpellScript(spell_pri_holy_word_salvation_cooldown_reduction);
    RegisterSpellScript(spell_pri_inescapable_torment);
    RegisterSpellScript(spell_pri_insidious_ire);
    RegisterSpellScript(spell_pri_item_t6_trinket);
    RegisterSpellScriptWithArgs(spell_pri_lasting_words, "spell_pri_lasting_words_serenity", EFFECT_0);
    RegisterSpellScriptWithArgs(spell_pri_lasting_words, "spell_pri_lasting_words_sanctify", EFFECT_1);
    RegisterSpellScript(spell_pri_leap_of_faith_effect_trigger);
    RegisterSpellScript(spell_pri_levitate);
    RegisterSpellScript(spell_pri_lights_wrath);
    RegisterSpellScript(spell_pri_master_the_darkness);
    RegisterSpellScript(spell_pri_mental_decay);
    RegisterSpellScript(spell_pri_mind_bomb);
    RegisterSpellScript(spell_pri_mind_devourer);
    RegisterSpellAndAuraScriptPair(spell_pri_mind_devourer_buff, spell_pri_mind_devourer_buff_aura);
    RegisterSpellScript(spell_pri_painful_punishment);
    RegisterSpellScript(spell_pri_pain_transformation);
    RegisterSpellScriptWithArgs(spell_pri_penance, "spell_pri_penance", SPELL_PRIEST_PENANCE_CHANNEL_DAMAGE, SPELL_PRIEST_PENANCE_CHANNEL_HEALING);
    RegisterSpellScriptWithArgs(spell_pri_penance, "spell_pri_dark_reprimand", SPELL_PRIEST_DARK_REPRIMAND_CHANNEL_DAMAGE, SPELL_PRIEST_DARK_REPRIMAND_CHANNEL_HEALING);
    RegisterSpellScript(spell_pri_penance_or_dark_reprimand_channeled);
    RegisterSpellScript(spell_pri_phantasm);
    RegisterSpellScript(spell_pri_power_leech_passive);
    RegisterSpellScript(spell_pri_power_of_the_dark_side);
    RegisterSpellScript(spell_pri_power_of_the_dark_side_damage_bonus);
    RegisterSpellScript(spell_pri_power_of_the_dark_side_healing_bonus);
    RegisterSpellScript(spell_pri_power_surge);
    RegisterSpellScriptWithArgs(spell_pri_power_surge_periodic, "spell_pri_power_surge_periodic_holy", SPELL_PRIEST_HALO_HOLY);
    RegisterSpellScriptWithArgs(spell_pri_power_surge_periodic, "spell_pri_power_surge_periodic_shadow", SPELL_PRIEST_HALO_SHADOW);
    RegisterSpellScript(spell_pri_power_word_radiance);
    RegisterSpellScript(spell_pri_power_word_radiance_evangelism);
    RegisterSpellScript(spell_pri_power_word_shield);
    RegisterSpellScript(spell_pri_power_word_solace);
    RegisterSpellScript(spell_pri_prayer_of_mending_dummy);
    RegisterSpellAndAuraScriptPair(spell_pri_prayer_of_mending, spell_pri_prayer_of_mending_aura);
    RegisterSpellScript(spell_pri_prayer_of_mending_jump);
    RegisterSpellScript(spell_pri_prayerful_litany);
    RegisterSpellScript(spell_pri_protective_light);
    RegisterSpellScript(spell_pri_protector_of_the_frail);
    RegisterSpellScript(spell_pri_holy_10_1_class_set_2pc);
    RegisterSpellScript(spell_pri_holy_10_1_class_set_2pc_chooser);
    RegisterSpellScript(spell_pri_holy_10_1_class_set_4pc);
    RegisterSpellScript(spell_pri_holy_10_1_class_set_4pc_aura);
    RegisterSpellScript(spell_pri_purge_the_wicked);
    RegisterSpellScript(spell_pri_purge_the_wicked_dummy);
    RegisterSpellScript(spell_pri_rapture);
    RegisterSpellScript(spell_pri_sanctuary_absorb);
    RegisterSpellScript(spell_pri_sanctuary_trigger);
    RegisterSpellScript(spell_pri_rhapsody);
    RegisterSpellScript(spell_pri_rhapsody_proc);
    RegisterSpellScript(spell_pri_schism);
    RegisterSpellScript(spell_pri_searing_light);
    RegisterSpellScript(spell_pri_sins_of_the_many);
    RegisterSpellScript(spell_pri_spirit_of_redemption);
    RegisterSpellScript(spell_pri_shadow_covenant);
    RegisterSpellScript(spell_pri_shadow_mend);
    RegisterSpellScript(spell_pri_shadow_mend_periodic_damage);
    RegisterSpellScript(spell_pri_shadow_word_death);
    RegisterSpellScript(spell_pri_shadowy_apparitions);
    RegisterSpellScript(spell_pri_shadowy_apparition_dummy);
    RegisterSpellScript(spell_pri_surge_of_light);
    RegisterSpellScript(spell_pri_trail_of_light);
    RegisterSpellScript(spell_pri_train_of_thought);
    RegisterSpellScript(spell_pri_t3_4p_bonus);
    RegisterSpellScript(spell_pri_t5_heal_2p_bonus);
    RegisterSpellScript(spell_pri_t10_heal_2p_bonus);
    RegisterSpellScript(spell_pri_translucent_image);
    RegisterSpellScript(spell_pri_twilight_equilibrium);
    RegisterSpellScript(spell_pri_twilight_equilibrium_shadow_word_pain);
    RegisterSpellScript(spell_pri_twist_of_fate);
    RegisterSpellAndAuraScriptPair(spell_pri_ultimate_penitence, spell_pri_ultimate_penitence_aura);
    RegisterSpellScript(spell_pri_ultimate_penitence_channel);
    RegisterSpellScript(spell_pri_ultimate_penitence_jump);
    RegisterSpellScript(spell_pri_unfurling_darkness);
    RegisterSpellScript(spell_pri_vampiric_embrace);
    RegisterSpellScript(spell_pri_vampiric_embrace_target);
    RegisterSpellScript(spell_pri_vampiric_touch);
    RegisterSpellScript(spell_pri_voice_of_harmony);
    RegisterSpellScript(spell_pri_void_volley);
    RegisterSpellScript(spell_pri_whispering_shadows);
    RegisterSpellScript(spell_pri_whispering_shadows_effect);
}