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CypherCore/Source/Scripts/Spells/DeathKnight.cs
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/*
* Copyright (C) 2012-2020 CypherCore <http://github.com/CypherCore>
*
* 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 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU 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/>.
*/
using Framework.Constants;
using Game.Entities;
using Game.Networking.Packets;
using Game.Scripting;
using Game.Spells;
using System;
using System.Collections.Generic;
using System.Linq;
namespace Scripts.Spells.DeathKnight
{
struct SpellIds
{
public const uint ArmyFleshBeastTransform = 127533;
public const uint ArmyGeistTransform = 127534;
public const uint ArmyNorthrendSkeletonTransform = 127528;
public const uint ArmySkeletonTransform = 127527;
public const uint ArmySpikedGhoulTransform = 127525;
public const uint ArmySuperZombieTransform = 127526;
public const uint Blood = 137008;
public const uint BloodPlague = 55078;
public const uint BloodShieldAbsorb = 77535;
public const uint BloodShieldMastery = 77513;
public const uint CorpseExplosionTriggered = 43999;
public const uint DeathAndDecayDamage = 52212;
public const uint DeathCoilDamage = 47632;
public const uint DeathGripDummy = 243912;
public const uint DeathGripJump = 49575;
public const uint DeathGripTaunt = 51399;
public const uint DeathStrikeEnabler = 89832; //Server Side
public const uint DeathStrikeHeal = 45470;
public const uint DeathStrikeOffhand = 66188;
public const uint FesteringWound = 194310;
public const uint Frost = 137006;
public const uint GlyphOfFoulMenagerie = 58642;
public const uint GlyphOfTheGeist = 58640;
public const uint GlyphOfTheSkeleton = 146652;
public const uint MarkOfBloodHeal = 206945;
public const uint NecrosisEffect = 216974;
public const uint RaiseDeadSummon = 52150;
public const uint RecentlyUsedDeathStrike = 180612;
public const uint RunicPowerEnergize = 49088;
public const uint RunicReturn = 61258;
public const uint SludgeBelcher = 207313;
public const uint SludgeBelcherSummon = 212027;
public const uint TighteningGrasp = 206970;
public const uint TighteningGraspSlow = 143375;
public const uint Unholy = 137007;
public const uint UnholyVigor = 196263;
public const uint VolatileShielding = 207188;
public const uint VolatileShieldingDamage = 207194;
public static uint[] ArmyTransforms =
{
ArmyFleshBeastTransform,
ArmyGeistTransform,
ArmyNorthrendSkeletonTransform,
ArmySkeletonTransform,
ArmySpikedGhoulTransform,
ArmySuperZombieTransform
};
}
struct CreatureIds
{
public const uint DancingRuneWeapon = 27893;
}
[Script] // 70656 - Advantage (T10 4P Melee Bonus)
class spell_dk_advantage_t10_4p : AuraScript
{
bool CheckProc(ProcEventInfo eventInfo)
{
Unit caster = eventInfo.GetActor();
if (caster)
{
Player player = caster.ToPlayer();
if (!player || caster.GetClass() != Class.Deathknight)
return false;
for (byte i = 0; i < player.GetMaxPower(PowerType.Runes); ++i)
if (player.GetRuneCooldown(i) == 0)
return false;
return true;
}
return false;
}
public override void Register()
{
DoCheckProc.Add(new CheckProcHandler(CheckProc));
}
}
[Script] // 48707 - Anti-Magic Shell
class spell_dk_anti_magic_shell : AuraScript
{
int absorbPct;
ulong maxHealth;
uint absorbedAmount;
public spell_dk_anti_magic_shell()
{
absorbPct = 0;
maxHealth = 0;
absorbedAmount = 0;
}
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.RunicPowerEnergize, SpellIds.VolatileShielding);
}
public override bool Load()
{
absorbPct = GetSpellInfo().GetEffect(1).CalcValue(GetCaster());
maxHealth = GetCaster().GetMaxHealth();
absorbedAmount = 0;
return true;
}
void CalculateAmount(AuraEffect aurEff, ref int amount, ref bool canBeRecalculated)
{
amount = (int)MathFunctions.CalculatePct(maxHealth, absorbPct);
}
void Trigger(AuraEffect aurEff, DamageInfo dmgInfo, ref uint absorbAmount)
{
absorbedAmount += absorbAmount;
if (!GetTarget().HasAura(SpellIds.VolatileShielding))
{
int bp = (int)(2 * absorbAmount * 100 / maxHealth);
CastSpellExtraArgs args = new(aurEff);
args.SpellValueOverrides.Add(SpellValueMod.BasePoint0, (int)MathFunctions.CalculatePct(absorbAmount, 2 * absorbAmount * 100 / maxHealth));
GetTarget().CastSpell(GetTarget(), SpellIds.RunicPowerEnergize, args);
}
}
void HandleEffectRemove(AuraEffect aurEff, AuraEffectHandleModes mode)
{
AuraEffect volatileShielding = GetTarget().GetAuraEffect(SpellIds.VolatileShielding, 1);
if (volatileShielding != null)
{
CastSpellExtraArgs args = new(volatileShielding);
args.AddSpellMod(SpellValueMod.BasePoint0, (int)MathFunctions.CalculatePct(absorbedAmount, volatileShielding.GetAmount()));
GetTarget().CastSpell((Unit)null, SpellIds.VolatileShieldingDamage, args);
}
}
public override void Register()
{
DoEffectCalcAmount.Add(new EffectCalcAmountHandler(CalculateAmount, 0, AuraType.SchoolAbsorb));
AfterEffectAbsorb.Add(new EffectAbsorbHandler(Trigger, 0));
AfterEffectRemove.Add(new EffectApplyHandler(HandleEffectRemove, 0, AuraType.SchoolAbsorb, AuraEffectHandleModes.Real));
}
}
[Script] // 127517 - Army Transform
class spell_dk_army_transform : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.GlyphOfFoulMenagerie);
}
public override bool Load()
{
return GetCaster().IsGuardian();
}
SpellCastResult CheckCast()
{
Unit owner = GetCaster().GetOwner();
if (owner)
if (owner.HasAura(SpellIds.GlyphOfFoulMenagerie))
return SpellCastResult.SpellCastOk;
return SpellCastResult.SpellUnavailable;
}
void HandleDummy(uint effIndex)
{
GetCaster().CastSpell(GetCaster(), SpellIds.ArmyTransforms.SelectRandom(), true);
}
public override void Register()
{
OnCheckCast.Add(new CheckCastHandler(CheckCast));
OnEffectHitTarget.Add(new EffectHandler(HandleDummy, 0, SpellEffectName.Dummy));
}
}
[Script] // 50842 - Blood Boil
class spell_dk_blood_boil : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.BloodPlague);
}
void HandleEffect()
{
GetCaster().CastSpell(GetHitUnit(), SpellIds.BloodPlague, true);
}
public override void Register()
{
OnHit.Add(new HitHandler(HandleEffect));
}
}
[Script] // 49028 - Dancing Rune Weapon
class spell_dk_dancing_rune_weapon : AuraScript
{
public override bool Validate(SpellInfo spellInfo)
{
if (Global.ObjectMgr.GetCreatureTemplate(CreatureIds.DancingRuneWeapon) == null)
return false;
return true;
}
// This is a port of the old switch hack in Unit.cpp, it's not correct
void HandleProc(AuraEffect aurEff, ProcEventInfo eventInfo)
{
PreventDefaultAction();
Unit caster = GetCaster();
if (!caster)
return;
Unit drw = null;
foreach (Unit controlled in caster.m_Controlled)
{
if (controlled.GetEntry() == CreatureIds.DancingRuneWeapon)
{
drw = controlled;
break;
}
}
if (!drw || !drw.GetVictim())
return;
SpellInfo spellInfo = eventInfo.GetSpellInfo();
if (spellInfo == null)
return;
DamageInfo damageInfo = eventInfo.GetDamageInfo();
if (damageInfo == null || damageInfo.GetDamage() == 0)
return;
int amount = (int)damageInfo.GetDamage() / 2;
SpellNonMeleeDamage log = new SpellNonMeleeDamage(drw, drw.GetVictim(), spellInfo, new SpellCastVisual(spellInfo.GetSpellXSpellVisualId(drw), 0), spellInfo.GetSchoolMask());
log.damage = (uint)amount;
Unit.DealDamage(drw, drw.GetVictim(), (uint)amount, null, DamageEffectType.SpellDirect, spellInfo.GetSchoolMask(), spellInfo, true);
drw.SendSpellNonMeleeDamageLog(log);
}
public override void Register()
{
OnEffectProc.Add(new EffectProcHandler(HandleProc, 1, AuraType.Dummy));
}
}
[Script] // 43265 - Death and Decay
class spell_dk_death_and_decay_SpellScript : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.TighteningGrasp, SpellIds.TighteningGraspSlow);
}
void HandleDummy()
{
if (GetCaster().HasAura(SpellIds.TighteningGrasp))
{
WorldLocation pos = GetExplTargetDest();
if (pos != null)
GetCaster().CastSpell(pos, SpellIds.TighteningGraspSlow, new CastSpellExtraArgs(true));
}
}
public override void Register()
{
OnCast.Add(new CastHandler(HandleDummy));
}
}
[Script] // 43265 - Death and Decay
class spell_dk_death_and_decay_AuraScript : AuraScript
{
void HandleDummyTick(AuraEffect aurEff)
{
Unit caster = GetCaster();
if (caster)
caster.CastSpell(GetTarget(), SpellIds.DeathAndDecayDamage, new CastSpellExtraArgs(aurEff));
}
public override void Register()
{
OnEffectPeriodic.Add(new EffectPeriodicHandler(HandleDummyTick, 2, AuraType.PeriodicDummy));
}
}
[Script] // 47541 - Death Coil
class spell_dk_death_coil : SpellScript
{
public override bool Validate(SpellInfo spell)
{
return ValidateSpellInfo(SpellIds.DeathCoilDamage, SpellIds.Unholy, SpellIds.UnholyVigor);
}
void HandleDummy(uint effIndex)
{
Unit caster = GetCaster();
caster.CastSpell(GetHitUnit(), SpellIds.DeathCoilDamage, true);
AuraEffect unholyAura = caster.GetAuraEffect(SpellIds.Unholy, 6);
if (unholyAura != null) // can be any effect, just here to send SpellFailedDontReport on failure
caster.CastSpell(caster, SpellIds.UnholyVigor, new CastSpellExtraArgs(unholyAura));
}
public override void Register()
{
OnEffectHitTarget.Add(new EffectHandler(HandleDummy, 0, SpellEffectName.Dummy));
}
}
[Script] // 52751 - Death Gate
class spell_dk_death_gate : SpellScript
{
SpellCastResult CheckClass()
{
if (GetCaster().GetClass() != Class.Deathknight)
{
SetCustomCastResultMessage(SpellCustomErrors.MustBeDeathKnight);
return SpellCastResult.CustomError;
}
return SpellCastResult.SpellCastOk;
}
void HandleScript(uint effIndex)
{
PreventHitDefaultEffect(effIndex);
Unit target = GetHitUnit();
if (target)
target.CastSpell(target, (uint)GetEffectValue(), false);
}
public override void Register()
{
OnCheckCast.Add(new CheckCastHandler(CheckClass));
OnEffectHitTarget.Add(new EffectHandler(HandleScript, 0, SpellEffectName.ScriptEffect));
}
}
[Script] // 49576 - Death Grip Initial
class spell_dk_death_grip_initial : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.DeathGripDummy, SpellIds.DeathGripJump, SpellIds.Blood, SpellIds.DeathGripTaunt);
}
SpellCastResult CheckCast()
{
Unit caster = GetCaster();
// Death Grip should not be castable while jumping/falling
if (caster.HasUnitState(UnitState.Jumping) || caster.HasUnitMovementFlag(MovementFlag.Falling))
return SpellCastResult.Moving;
return SpellCastResult.SpellCastOk;
}
void HandleDummy(uint effIndex)
{
GetCaster().CastSpell(GetHitUnit(), SpellIds.DeathGripDummy, true);
GetHitUnit().CastSpell(GetCaster(), SpellIds.DeathGripJump, true);
if (GetCaster().HasAura(SpellIds.Blood))
GetCaster().CastSpell(GetHitUnit(), SpellIds.DeathGripTaunt, true);
}
public override void Register()
{
OnCheckCast.Add(new CheckCastHandler(CheckCast));
OnEffectHitTarget.Add(new EffectHandler(HandleDummy, 0, SpellEffectName.ScriptEffect));
}
}
[Script] // 48743 - Death Pact
class spell_dk_death_pact : AuraScript
{
void HandleCalcAmount(AuraEffect aurEff, ref int amount, ref bool canBeRecalculated)
{
Unit caster = GetCaster();
if (caster)
amount = (int)caster.CountPctFromMaxHealth(amount);
}
public override void Register()
{
DoEffectCalcAmount.Add(new EffectCalcAmountHandler(HandleCalcAmount, 1, AuraType.SchoolHealAbsorb));
}
}
[Script] // 49998 - Death Strike
class spell_dk_death_strike : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.DeathStrikeEnabler, SpellIds.DeathStrikeHeal, SpellIds.BloodShieldMastery, SpellIds.BloodShieldAbsorb, SpellIds.RecentlyUsedDeathStrike, SpellIds.Frost, SpellIds.DeathStrikeOffhand)
&& spellInfo.GetEffect(1) != null && spellInfo.GetEffect(2) != null;
}
void HandleDummy(uint effIndex)
{
Unit caster = GetCaster();
AuraEffect enabler = caster.GetAuraEffect(SpellIds.DeathStrikeEnabler, 0, GetCaster().GetGUID());
if (enabler != null)
{
SpellInfo spellInfo = GetSpellInfo();
// Heals you for 25% of all damage taken in the last 5 sec,
int heal = MathFunctions.CalculatePct(enabler.CalculateAmount(GetCaster()), spellInfo.GetEffect(1).CalcValue(GetCaster()));
// minimum 7.0% of maximum health.
int pctOfMaxHealth = MathFunctions.CalculatePct(spellInfo.GetEffect(2).CalcValue(GetCaster()), caster.GetMaxHealth());
heal = Math.Max(heal, pctOfMaxHealth);
caster.CastSpell(caster, SpellIds.DeathStrikeHeal, new CastSpellExtraArgs(TriggerCastFlags.FullMask).AddSpellMod(SpellValueMod.BasePoint0, heal));
AuraEffect aurEff = caster.GetAuraEffect(SpellIds.BloodShieldMastery, 0);
if (aurEff != null)
caster.CastSpell(caster, SpellIds.BloodShieldAbsorb, new CastSpellExtraArgs(TriggerCastFlags.FullMask).AddSpellMod(SpellValueMod.BasePoint0, MathFunctions.CalculatePct(heal, aurEff.GetAmount())));
if (caster.HasAura(SpellIds.Frost))
caster.CastSpell(GetHitUnit(), SpellIds.DeathStrikeOffhand, true);
}
}
void TriggerRecentlyUsedDeathStrike()
{
GetCaster().CastSpell(GetCaster(), SpellIds.RecentlyUsedDeathStrike, true);
}
public override void Register()
{
OnEffectLaunch.Add(new EffectHandler(HandleDummy, 1, SpellEffectName.Dummy));
AfterCast.Add(new CastHandler(TriggerRecentlyUsedDeathStrike));
}
}
[Script] // 89832 - Death Strike Enabler - SPELL_DK_DEATH_STRIKE_ENABLER
class spell_dk_death_strike_enabler : AuraScript
{
// Amount of seconds we calculate damage over
uint[] _damagePerSecond = new uint[5];
bool CheckProc(ProcEventInfo eventInfo)
{
return eventInfo.GetDamageInfo() != null;
}
void Update(AuraEffect aurEff)
{
// Move backwards all datas by one from [23][0][0][0][0] -> [0][23][0][0][0]
_damagePerSecond = Enumerable.Range(1, _damagePerSecond.Length).Select(i => _damagePerSecond[i % _damagePerSecond.Length]).ToArray();
_damagePerSecond[0] = 0;
}
void HandleCalcAmount(AuraEffect aurEff, ref int amount, ref bool canBeRecalculated)
{
canBeRecalculated = true;
amount = Enumerable.Range(1, _damagePerSecond.Length).Sum();
}
void HandleProc(AuraEffect aurEff, ProcEventInfo eventInfo)
{
_damagePerSecond[0] += eventInfo.GetDamageInfo().GetDamage();
}
public override void Register()
{
DoCheckProc.Add(new CheckProcHandler(CheckProc));
OnEffectProc.Add(new EffectProcHandler(HandleProc, 0, AuraType.PeriodicDummy));
DoEffectCalcAmount.Add(new EffectCalcAmountHandler(HandleCalcAmount, 0, AuraType.PeriodicDummy));
OnEffectUpdatePeriodic.Add(new EffectUpdatePeriodicHandler(Update, 0, AuraType.PeriodicDummy));
}
}
[Script] // 85948 - Festering Strike
class spell_dk_festering_strike : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.FesteringWound);
}
void HandleScriptEffect(uint effIndex)
{
GetCaster().CastSpell(GetHitUnit(), SpellIds.FesteringWound, new CastSpellExtraArgs(TriggerCastFlags.FullMask).AddSpellMod(SpellValueMod.AuraStack, GetEffectValue()));
}
public override void Register()
{
OnEffectHitTarget.Add(new EffectHandler(HandleScriptEffect, 2, SpellEffectName.Dummy));
}
}
[Script] // 47496 - Explode, Ghoul spell for Corpse Explosion
class spell_dk_ghoul_explode : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.CorpseExplosionTriggered);
}
void HandleDamage(uint effIndex)
{
SetHitDamage((int)GetCaster().CountPctFromMaxHealth(GetEffectInfo(2).CalcValue(GetCaster())));
}
void Suicide(uint effIndex)
{
Unit unitTarget = GetHitUnit();
if (unitTarget)
{
// Corpse Explosion (Suicide)
unitTarget.CastSpell(unitTarget, SpellIds.CorpseExplosionTriggered, true);
}
}
public override void Register()
{
OnEffectHitTarget.Add(new EffectHandler(HandleDamage, 0, SpellEffectName.SchoolDamage));
OnEffectHitTarget.Add(new EffectHandler(Suicide, 1, SpellEffectName.SchoolDamage));
}
}
[Script] // 206940 - Mark of Blood
class spell_dk_mark_of_blood : AuraScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.MarkOfBloodHeal);
}
void HandleProc(AuraEffect aurEff, ProcEventInfo eventInfo)
{
PreventDefaultAction();
Unit caster = GetCaster();
if (caster)
caster.CastSpell(eventInfo.GetProcTarget(), SpellIds.MarkOfBloodHeal, true);
}
public override void Register()
{
OnEffectProc.Add(new EffectProcHandler(HandleProc, 0, AuraType.Dummy));
}
}
[Script] // 207346 - Necrosis
class spell_dk_necrosis : AuraScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.NecrosisEffect);
}
void HandleProc(AuraEffect aurEff, ProcEventInfo eventInfo)
{
PreventDefaultAction();
GetTarget().CastSpell(eventInfo.GetProcTarget(), SpellIds.NecrosisEffect, true);
}
public override void Register()
{
OnEffectProc.Add(new EffectProcHandler(HandleProc, 0, AuraType.Dummy));
}
}
[Script] // 121916 - Glyph of the Geist (Unholy)
class spell_dk_pet_geist_transform : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.GlyphOfTheGeist);
}
public override bool Load()
{
return GetCaster().IsPet();
}
SpellCastResult CheckCast()
{
Unit owner = GetCaster().GetOwner();
if (owner)
if (owner.HasAura(SpellIds.GlyphOfTheGeist))
return SpellCastResult.SpellCastOk;
return SpellCastResult.SpellUnavailable;
}
public override void Register()
{
OnCheckCast.Add(new CheckCastHandler(CheckCast));
}
}
[Script] // 147157 Glyph of the Skeleton (Unholy)
class spell_dk_pet_skeleton_transform : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.GlyphOfTheSkeleton);
}
SpellCastResult CheckCast()
{
Unit owner = GetCaster().GetOwner();
if (owner)
if (owner.HasAura(SpellIds.GlyphOfTheSkeleton))
return SpellCastResult.SpellCastOk;
return SpellCastResult.SpellUnavailable;
}
public override void Register()
{
OnCheckCast.Add(new CheckCastHandler(CheckCast));
}
}
[Script] // 61257 - Runic Power Back on Snare/Root
class spell_dk_pvp_4p_bonus : AuraScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.RunicReturn);
}
bool CheckProc(ProcEventInfo eventInfo)
{
SpellInfo spellInfo = eventInfo.GetSpellInfo();
if (spellInfo == null)
return false;
return (spellInfo.GetAllEffectsMechanicMask() & ((1 << (int)Mechanics.Root) | (1 << (int)Mechanics.Snare))) != 0;
}
void HandleProc(AuraEffect aurEff, ProcEventInfo eventInfo)
{
PreventDefaultAction();
eventInfo.GetActionTarget().CastSpell((Unit)null, SpellIds.RunicReturn, true);
}
public override void Register()
{
DoCheckProc.Add(new CheckProcHandler(CheckProc));
OnEffectProc.Add(new EffectProcHandler(HandleProc, 0, AuraType.Dummy));
}
}
[Script] // 46584 - Raise Dead
class spell_dk_raise_dead : SpellScript
{
public override bool Validate(SpellInfo spellInfo)
{
return ValidateSpellInfo(SpellIds.RaiseDeadSummon, SpellIds.SludgeBelcher, SpellIds.SludgeBelcherSummon);
}
void HandleDummy(uint effIndex)
{
uint spellId = SpellIds.RaiseDeadSummon;
if (GetCaster().HasAura(SpellIds.SludgeBelcher))
spellId = SpellIds.SludgeBelcherSummon;
GetCaster().CastSpell((Unit)null, spellId, true);
}
public override void Register()
{
OnEffectHitTarget.Add(new EffectHandler(HandleDummy, 0, SpellEffectName.Dummy));
}
}
[Script] // 55233 - Vampiric Blood
class spell_dk_vampiric_blood : AuraScript
{
void CalculateAmount(AuraEffect aurEff, ref int amount, ref bool canBeRecalculated)
{
amount = (int)GetUnitOwner().CountPctFromMaxHealth(amount);
}
public override void Register()
{
DoEffectCalcAmount.Add(new EffectCalcAmountHandler(CalculateAmount, 1, AuraType.ModIncreaseHealth2));
}
}
}