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CypherCore/Source/Game/Entities/Unit/Unit.Spells.cs
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// Copyright (c) CypherCore <http://github.com/CypherCore> All rights reserved.
// Licensed under the GNU GENERAL PUBLIC LICENSE. See LICENSE file in the project root for full license information.
using Framework.Constants;
using Framework.Dynamic;
using Game.AI;
using Game.BattleGrounds;
using Game.Networking.Packets;
using Game.Spells;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Game.Entities
{
public partial class Unit
{
public virtual bool HasSpell(uint spellId) { return false; }
public void SetInstantCast(bool set) { _instantCast = set; }
public bool CanInstantCast() { return _instantCast; }
public int SpellBaseDamageBonusDone(SpellSchoolMask schoolMask)
{
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
{
float overrideSP = thisPlayer.m_activePlayerData.OverrideSpellPowerByAPPercent;
if (overrideSP > 0.0f)
return (int)(MathFunctions.CalculatePct(GetTotalAttackPowerValue(WeaponAttackType.BaseAttack), overrideSP) + 0.5f);
}
int DoneAdvertisedBenefit = GetTotalAuraModifierByMiscMask(AuraType.ModDamageDone, (int)schoolMask);
if (IsTypeId(TypeId.Player))
{
// Base value
DoneAdvertisedBenefit += (int)ToPlayer().GetBaseSpellPowerBonus();
// Check if we are ever using mana - PaperDollFrame.lua
if (GetPowerIndex(PowerType.Mana) != (uint)PowerType.Max)
DoneAdvertisedBenefit += Math.Max(0, (int)GetStat(Stats.Intellect)); // spellpower from intellect
// Damage bonus from stats
var mDamageDoneOfStatPercent = GetAuraEffectsByType(AuraType.ModSpellDamageOfStatPercent);
foreach (var eff in mDamageDoneOfStatPercent)
{
if (Convert.ToBoolean(eff.GetMiscValue() & (int)schoolMask))
{
// stat used stored in miscValueB for this aura
Stats usedStat = (Stats)eff.GetMiscValueB();
DoneAdvertisedBenefit += (int)MathFunctions.CalculatePct(GetStat(usedStat), eff.GetAmount());
}
}
}
return DoneAdvertisedBenefit;
}
public int SpellDamageBonusDone(Unit victim, SpellInfo spellProto, int pdamage, DamageEffectType damagetype, SpellEffectInfo spellEffectInfo, uint stack = 1, Spell spell = null, AuraEffect aurEff = null)
{
if (spellProto == null || victim == null)
return pdamage;
int DoneTotal = 0;
float DoneTotalMod = 1.0f;
void callDamageScript(ref int dmg, ref int flatMod, ref float pctMod)
{
if (spell != null)
spell.CallScriptCalcDamageHandlers(spellEffectInfo, victim, ref dmg, ref flatMod, ref pctMod);
else if (aurEff != null)
aurEff.GetBase().CallScriptCalcDamageAndHealingHandlers(aurEff, aurEff.GetBase().GetApplicationOfTarget(victim.GetGUID()), victim, ref dmg, ref flatMod, ref pctMod);
}
// Some spells don't benefit from done mods
if (damagetype == DamageEffectType.Direct || spellProto.HasAttribute(SpellAttr3.IgnoreCasterModifiers))
{
callDamageScript(ref pdamage, ref DoneTotal, ref DoneTotalMod);
return (int)Math.Max((float)(pdamage + DoneTotal) * DoneTotalMod, 0.0f);
}
// For totems get damage bonus from owner
if (IsTypeId(TypeId.Unit) && IsTotem())
{
Unit owner = GetOwner();
if (owner != null)
return owner.SpellDamageBonusDone(victim, spellProto, pdamage, damagetype, spellEffectInfo, stack, spell, aurEff);
}
DoneTotalMod = SpellDamagePctDone(victim, spellProto, damagetype, spellEffectInfo);
// Done fixed damage bonus auras
int DoneAdvertisedBenefit = SpellBaseDamageBonusDone(spellProto.GetSchoolMask());
// modify spell power by victim's SPELL_AURA_MOD_DAMAGE_TAKEN auras (eg Amplify/Dampen Magic)
DoneAdvertisedBenefit += victim.GetTotalAuraModifierByMiscMask(AuraType.ModDamageTaken, (int)spellProto.GetSchoolMask());
// Pets just add their bonus damage to their spell damage
// note that their spell damage is just gain of their own auras
if (HasUnitTypeMask(UnitTypeMask.Guardian))
DoneAdvertisedBenefit += ((Guardian)this).GetBonusDamage();
// Check for table values
if (spellEffectInfo.BonusCoefficientFromAP > 0.0f)
{
float ApCoeffMod = spellEffectInfo.BonusCoefficientFromAP;
Player modOwner = GetSpellModOwner();
if (modOwner != null)
{
ApCoeffMod *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref ApCoeffMod);
ApCoeffMod /= 100.0f;
}
WeaponAttackType attType = WeaponAttackType.BaseAttack;
if ((spellProto.IsRangedWeaponSpell() && spellProto.DmgClass != SpellDmgClass.Melee))
attType = WeaponAttackType.RangedAttack;
if (spellProto.HasAttribute(SpellAttr3.RequiresOffHandWeapon) && !spellProto.HasAttribute(SpellAttr3.RequiresMainHandWeapon))
attType = WeaponAttackType.OffAttack;
float APbonus = (float)(victim.GetTotalAuraModifier(attType != WeaponAttackType.RangedAttack ? AuraType.MeleeAttackPowerAttackerBonus : AuraType.RangedAttackPowerAttackerBonus));
APbonus += GetTotalAttackPowerValue(attType);
DoneTotal += (int)(stack * ApCoeffMod * APbonus);
}
// Default calculation
if (DoneAdvertisedBenefit != 0)
{
float coeff = spellEffectInfo.BonusCoefficient;
Player modOwner1 = GetSpellModOwner();
if (modOwner1 != null)
{
coeff *= 100.0f;
modOwner1.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref coeff);
coeff /= 100.0f;
}
DoneTotal += (int)(DoneAdvertisedBenefit * coeff * stack);
}
callDamageScript(ref pdamage, ref DoneTotal, ref DoneTotalMod);
float tmpDamage = (float)(pdamage + DoneTotal) * DoneTotalMod;
// apply spellmod to Done damage (flat and pct)
Player _modOwner = GetSpellModOwner();
if (_modOwner != null)
_modOwner.ApplySpellMod(spellProto, damagetype == DamageEffectType.DOT ? SpellModOp.PeriodicHealingAndDamage : SpellModOp.HealingAndDamage, ref tmpDamage);
return (int)Math.Max(tmpDamage, 0.0f);
}
public float SpellDamagePctDone(Unit victim, SpellInfo spellProto, DamageEffectType damagetype, SpellEffectInfo spellEffectInfo)
{
if (spellProto == null || victim == null || damagetype == DamageEffectType.Direct)
return 1.0f;
// Some spells don't benefit from done mods
if (spellProto.HasAttribute(SpellAttr3.IgnoreCasterModifiers))
return 1.0f;
// Some spells don't benefit from pct done mods
if (spellProto.HasAttribute(SpellAttr6.IgnoreCasterDamageModifiers))
return 1.0f;
// For totems get damage bonus from owner
if (IsCreature() && IsTotem())
{
Unit owner = GetOwner();
if (owner != null)
return owner.SpellDamagePctDone(victim, spellProto, damagetype, spellEffectInfo);
}
// Done total percent damage auras
float DoneTotalMod = 1.0f;
// Pet damage?
if (IsTypeId(TypeId.Unit) && !IsPet())
DoneTotalMod *= ToCreature().GetSpellDamageMod(ToCreature().GetCreatureTemplate().Classification);
// Versatility
Player modOwner = GetSpellModOwner();
if (modOwner != null)
MathFunctions.AddPct(ref DoneTotalMod, modOwner.GetRatingBonusValue(CombatRating.VersatilityDamageDone) + modOwner.GetTotalAuraModifier(AuraType.ModVersatility));
float maxModDamagePercentSchool = 0.0f;
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
{
for (int i = 0; i < (int)SpellSchools.Max; ++i)
{
if (Convert.ToBoolean((int)spellProto.GetSchoolMask() & (1 << i)))
maxModDamagePercentSchool = Math.Max(maxModDamagePercentSchool, thisPlayer.m_activePlayerData.ModDamageDonePercent[i]);
}
}
else
maxModDamagePercentSchool = GetTotalAuraMultiplierByMiscMask(AuraType.ModDamagePercentDone, (uint)spellProto.GetSchoolMask());
DoneTotalMod *= maxModDamagePercentSchool;
uint creatureTypeMask = victim.GetCreatureTypeMask();
DoneTotalMod *= GetTotalAuraMultiplierByMiscMask(AuraType.ModDamageDoneVersus, creatureTypeMask);
// bonus against aurastate
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModDamageDoneVersusAurastate, aurEff =>
{
if (victim.HasAuraState((AuraStateType)aurEff.GetMiscValue()))
return true;
return false;
});
// bonus against target aura mechanic
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModDamagePercentDoneByTargetAuraMechanic, aurEff =>
{
if (victim.HasAuraWithMechanic(1ul << aurEff.GetMiscValue()))
return true;
return false;
});
// Add SPELL_AURA_MOD_DAMAGE_DONE_FOR_MECHANIC percent bonus
if (spellEffectInfo.Mechanic != 0)
MathFunctions.AddPct(ref DoneTotalMod, GetTotalAuraModifierByMiscValue(AuraType.ModDamageDoneForMechanic, (int)spellEffectInfo.Mechanic));
else if (spellProto.Mechanic != 0)
MathFunctions.AddPct(ref DoneTotalMod, GetTotalAuraModifierByMiscValue(AuraType.ModDamageDoneForMechanic, (int)spellProto.Mechanic));
// Custom scripted damage
switch (spellProto.SpellFamilyName)
{
case SpellFamilyNames.Mage:
// Ice Lance (no unique family flag)
if (spellProto.Id == 228598)
if (victim.HasAuraState(AuraStateType.Frozen, spellProto, this))
DoneTotalMod *= 3.0f;
break;
case SpellFamilyNames.Warlock:
// Shadow Bite (30% increase from each dot)
if (spellProto.SpellFamilyFlags[1].HasAnyFlag<uint>(0x00400000) && IsPet())
{
uint count = victim.GetDoTsByCaster(GetOwnerGUID());
if (count != 0)
MathFunctions.AddPct(ref DoneTotalMod, 30 * count);
}
// Drain Soul - increased damage for targets under 20% HP
if (spellProto.Id == 198590)
if (HasAuraState(AuraStateType.Wounded20Percent))
DoneTotalMod *= 2;
break;
}
return DoneTotalMod;
}
public int SpellDamageBonusTaken(Unit caster, SpellInfo spellProto, int pdamage, DamageEffectType damagetype)
{
if (spellProto == null || damagetype == DamageEffectType.Direct)
return pdamage;
float TakenTotalMod = 1.0f;
// Mod damage from spell mechanic
ulong mechanicMask = spellProto.GetAllEffectsMechanicMask();
if (mechanicMask != 0)
{
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModMechanicDamageTakenPercent, aurEff =>
{
if ((mechanicMask & (1ul << aurEff.GetMiscValue())) != 0)
return true;
return false;
});
}
AuraEffect cheatDeath = GetAuraEffect(45182, 0);
if (cheatDeath != null)
if (cheatDeath.GetMiscValue().HasAnyFlag((int)SpellSchoolMask.Normal))
MathFunctions.AddPct(ref TakenTotalMod, cheatDeath.GetAmount());
// Spells with SPELL_ATTR4_IGNORE_DAMAGE_TAKEN_MODIFIERS should only benefit from mechanic damage mod auras.
if (!spellProto.HasAttribute(SpellAttr4.IgnoreDamageTakenModifiers))
{
// Versatility
Player modOwner = GetSpellModOwner();
if (modOwner != null)
{
// only 50% of SPELL_AURA_MOD_VERSATILITY for damage reduction
float versaBonus = modOwner.GetTotalAuraModifier(AuraType.ModVersatility) / 2.0f;
MathFunctions.AddPct(ref TakenTotalMod, -(modOwner.GetRatingBonusValue(CombatRating.VersatilityDamageTaken) + versaBonus));
}
// from positive and negative SPELL_AURA_MOD_DAMAGE_PERCENT_TAKEN
// multiplicative bonus, for example Dispersion + Shadowform (0.10*0.85=0.085)
TakenTotalMod *= GetTotalAuraMultiplierByMiscMask(AuraType.ModDamagePercentTaken, (uint)spellProto.GetSchoolMask());
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModDamageTakenByLabel, aurEff => spellProto.HasLabel((uint)aurEff.GetMiscValue()));
// From caster spells
if (caster != null)
{
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModSchoolMaskDamageFromCaster, aurEff =>
{
return aurEff.GetCasterGUID() == caster.GetGUID() && (aurEff.GetMiscValue() & (int)spellProto.GetSchoolMask()) != 0;
});
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModSpellDamageFromCaster, aurEff =>
{
return aurEff.GetCasterGUID() == caster.GetGUID() && aurEff.IsAffectingSpell(spellProto);
});
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModSpellDamageFromCasterByLabel, aurEff =>
{
return aurEff.GetCasterGUID() == caster.GetGUID() && spellProto.HasLabel((uint)aurEff.GetMiscValue());
});
}
if (damagetype == DamageEffectType.DOT)
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModPeriodicDamageTaken, aurEff => (aurEff.GetMiscValue() & (uint)spellProto.GetSchoolMask()) != 0);
}
// Sanctified Wrath (bypass damage reduction)
if (caster != null && TakenTotalMod < 1.0f)
{
float damageReduction = 1.0f - TakenTotalMod;
var casterIgnoreResist = caster.GetAuraEffectsByType(AuraType.ModIgnoreTargetResist);
foreach (AuraEffect aurEff in casterIgnoreResist)
{
if ((aurEff.GetMiscValue() & (int)spellProto.GetSchoolMask()) == 0)
continue;
MathFunctions.AddPct(ref damageReduction, -aurEff.GetAmount());
}
TakenTotalMod = 1.0f - damageReduction;
}
float tmpDamage = pdamage * TakenTotalMod;
return (int)Math.Max(tmpDamage, 0.0f);
}
public uint SpellBaseHealingBonusDone(SpellSchoolMask schoolMask)
{
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
{
float overrideSP = thisPlayer.m_activePlayerData.OverrideSpellPowerByAPPercent;
if (overrideSP > 0.0f)
return (uint)(MathFunctions.CalculatePct(GetTotalAttackPowerValue(WeaponAttackType.BaseAttack), overrideSP) + 0.5f);
}
uint advertisedBenefit = (uint)GetTotalAuraModifier(AuraType.ModHealingDone, aurEff =>
{
if (aurEff.GetMiscValue() == 0 || (aurEff.GetMiscValue() & (int)schoolMask) != 0)
return true;
return false;
});
// Healing bonus of spirit, intellect and strength
if (IsTypeId(TypeId.Player))
{
// Base value
advertisedBenefit += ToPlayer().GetBaseSpellPowerBonus();
// Check if we are ever using mana - PaperDollFrame.lua
if (GetPowerIndex(PowerType.Mana) != (uint)PowerType.Max)
advertisedBenefit += Math.Max(0, (uint)GetStat(Stats.Intellect)); // spellpower from intellect
// Healing bonus from stats
var mHealingDoneOfStatPercent = GetAuraEffectsByType(AuraType.ModSpellHealingOfStatPercent);
foreach (var i in mHealingDoneOfStatPercent)
{
// stat used dependent from misc value (stat index)
Stats usedStat = (Stats)(i.GetSpellEffectInfo().MiscValue);
advertisedBenefit += (uint)MathFunctions.CalculatePct(GetStat(usedStat), i.GetAmount());
}
}
return advertisedBenefit;
}
public static int SpellCriticalHealingBonus(Unit caster, SpellInfo spellProto, int damage, Unit victim)
{
// Calculate critical bonus
int crit_bonus = damage;
// adds additional damage to critBonus (from talents)
if (caster != null)
{
Player modOwner = caster.GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellProto, SpellModOp.CritDamageAndHealing, ref crit_bonus);
}
damage += crit_bonus;
if (caster != null)
damage = (int)(damage * caster.GetTotalAuraMultiplier(AuraType.ModCriticalHealingAmount));
return damage;
}
public int SpellHealingBonusDone(Unit victim, SpellInfo spellProto, int healamount, DamageEffectType damagetype, SpellEffectInfo spellEffectInfo, uint stack = 1, Spell spell = null, AuraEffect aurEff = null)
{
// For totems get healing bonus from owner (statue isn't totem in fact)
if (IsTypeId(TypeId.Unit) && IsTotem())
{
Unit owner = GetOwner();
if (owner != null)
return owner.SpellHealingBonusDone(victim, spellProto, healamount, damagetype, spellEffectInfo, stack, spell, aurEff);
}
// No bonus healing for potion spells
if (spellProto.SpellFamilyName == SpellFamilyNames.Potion)
return healamount;
int DoneTotal = 0;
float DoneTotalMod = SpellHealingPctDone(victim, spellProto);
// done scripted mod (take it from owner)
Unit owner1 = GetOwner() ?? this;
var mOverrideClassScript = owner1.GetAuraEffectsByType(AuraType.OverrideClassScripts);
foreach (var effect in mOverrideClassScript)
{
if (!effect.IsAffectingSpell(spellProto))
continue;
switch (effect.GetMiscValue())
{
case 3736: // Hateful Totem of the Third Wind / Increased Lesser Healing Wave / LK Arena (4/5/6) Totem of the Third Wind / Savage Totem of the Third Wind
DoneTotal += effect.GetAmount();
break;
default:
break;
}
}
// Done fixed damage bonus auras
uint DoneAdvertisedBenefit = SpellBaseHealingBonusDone(spellProto.GetSchoolMask());
// modify spell power by victim's SPELL_AURA_MOD_HEALING auras (eg Amplify/Dampen Magic)
DoneAdvertisedBenefit += (uint)victim.GetTotalAuraModifierByMiscMask(AuraType.ModHealing, (int)spellProto.GetSchoolMask());
// Pets just add their bonus damage to their spell damage
// note that their spell damage is just gain of their own auras
if (HasUnitTypeMask(UnitTypeMask.Guardian))
DoneAdvertisedBenefit += (uint)((Guardian)this).GetBonusDamage();
// Check for table values
if (spellEffectInfo.BonusCoefficientFromAP > 0.0f)
{
WeaponAttackType attType = (spellProto.IsRangedWeaponSpell() && spellProto.DmgClass != SpellDmgClass.Melee) ? WeaponAttackType.RangedAttack : WeaponAttackType.BaseAttack;
float APbonus = (float)victim.GetTotalAuraModifier(attType == WeaponAttackType.BaseAttack ? AuraType.MeleeAttackPowerAttackerBonus : AuraType.RangedAttackPowerAttackerBonus);
APbonus += GetTotalAttackPowerValue(attType);
DoneTotal += (int)(spellEffectInfo.BonusCoefficientFromAP * stack * APbonus);
}
// Default calculation
if (DoneAdvertisedBenefit != 0)
{
float coeff = spellEffectInfo.BonusCoefficient;
Player modOwner = GetSpellModOwner();
if (modOwner != null)
{
coeff *= 100.0f;
modOwner.ApplySpellMod(spellProto, SpellModOp.BonusCoefficient, ref coeff);
coeff /= 100.0f;
}
DoneTotal += (int)(DoneAdvertisedBenefit * coeff * stack);
}
foreach (var otherSpellEffectInfo in spellProto.GetEffects())
{
switch (otherSpellEffectInfo.ApplyAuraName)
{
// Bonus healing does not apply to these spells
case AuraType.PeriodicLeech:
case AuraType.PeriodicHealthFunnel:
DoneTotal = 0;
break;
}
if (otherSpellEffectInfo.IsEffect(SpellEffectName.HealthLeech))
DoneTotal = 0;
}
if (spell != null)
spell.CallScriptCalcHealingHandlers(spellEffectInfo, victim, ref healamount, ref DoneTotal, ref DoneTotalMod);
else if (aurEff != null)
aurEff.GetBase().CallScriptCalcDamageAndHealingHandlers(aurEff, aurEff.GetBase().GetApplicationOfTarget(victim.GetGUID()), victim, ref healamount, ref DoneTotal, ref DoneTotalMod);
float heal = (float)(healamount + DoneTotal) * DoneTotalMod;
// apply spellmod to Done amount
Player _modOwner = GetSpellModOwner();
if (_modOwner != null)
_modOwner.ApplySpellMod(spellProto, damagetype == DamageEffectType.DOT ? SpellModOp.PeriodicHealingAndDamage : SpellModOp.HealingAndDamage, ref heal);
return (int)Math.Max(heal, 0.0f);
}
public float SpellHealingPctDone(Unit victim, SpellInfo spellProto)
{
// For totems get healing bonus from owner
if (IsCreature() && IsTotem())
{
Unit owner = GetOwner();
if (owner != null)
return owner.SpellHealingPctDone(victim, spellProto);
}
// Some spells don't benefit from done mods
if (spellProto.HasAttribute(SpellAttr3.IgnoreCasterModifiers))
return 1.0f;
// Some spells don't benefit from done mods
if (spellProto.HasAttribute(SpellAttr6.IgnoreHealingModifiers))
return 1.0f;
// Some spells don't benefit from done mods
if (spellProto.HasAttribute(SpellAttr9.IgnoreCasterHealingModifiers))
return 1.0f;
// No bonus healing for potion spells
if (spellProto.SpellFamilyName == SpellFamilyNames.Potion)
return 1.0f;
float DoneTotalMod = 1.0f;
// Healing done percent
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
{
float maxModDamagePercentSchool = 0.0f;
for (int i = 0; i < (int)SpellSchools.Max; ++i)
if (((int)spellProto.GetSchoolMask() & (1 << i)) != 0)
maxModDamagePercentSchool = Math.Max(maxModDamagePercentSchool, thisPlayer.m_activePlayerData.ModHealingDonePercent[i]);
DoneTotalMod *= maxModDamagePercentSchool;
}
else // SPELL_AURA_MOD_HEALING_DONE_PERCENT is included in m_activePlayerData.ModHealingDonePercent for players
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModHealingDonePercent);
// bonus against aurastate
DoneTotalMod *= GetTotalAuraMultiplier(AuraType.ModDamageDoneVersusAurastate, aurEff =>
{
return victim.HasAuraState((AuraStateType)aurEff.GetMiscValue());
});
// bonus from missing health of target
float healthPctDiff = 100.0f - victim.GetHealthPct();
foreach (AuraEffect healingDonePctVsTargetHealth in GetAuraEffectsByType(AuraType.ModHealingDonePctVersusTargetHealth))
if (healingDonePctVsTargetHealth.IsAffectingSpell(spellProto))
MathFunctions.AddPct(ref DoneTotalMod, MathFunctions.CalculatePct((float)healingDonePctVsTargetHealth.GetAmount(), healthPctDiff));
return DoneTotalMod;
}
public int SpellHealingBonusTaken(Unit caster, SpellInfo spellProto, int healamount, DamageEffectType damagetype)
{
bool allowPositive = !spellProto.HasAttribute(SpellAttr6.IgnoreHealingModifiers);
bool allowNegative = !spellProto.HasAttribute(SpellAttr6.IgnoreHealingModifiers) || spellProto.HasAttribute(SpellAttr13.AlwaysAllowNegativeHealingPercentModifiers);
if (!allowPositive && !allowNegative)
return healamount;
float TakenTotalMod = 1.0f;
// Healing taken percent
if (allowNegative)
{
float minval = GetMaxNegativeAuraModifier(AuraType.ModHealingPct);
if (minval != 0)
MathFunctions.AddPct(ref TakenTotalMod, minval);
if (damagetype == DamageEffectType.DOT)
{
// Healing over time taken percent
float minval_hot = GetMaxNegativeAuraModifier(AuraType.ModHotPct);
if (minval_hot != 0)
MathFunctions.AddPct(ref TakenTotalMod, minval_hot);
}
}
if (allowPositive)
{
float maxval = GetMaxPositiveAuraModifier(AuraType.ModHealingPct);
if (maxval != 0)
MathFunctions.AddPct(ref TakenTotalMod, maxval);
if (damagetype == DamageEffectType.DOT)
{
// Healing over time taken percent
float maxval_hot = GetMaxPositiveAuraModifier(AuraType.ModHotPct);
if (maxval_hot != 0)
MathFunctions.AddPct(ref TakenTotalMod, maxval_hot);
}
// Nourish cast
if (spellProto.SpellFamilyName == SpellFamilyNames.Druid && spellProto.SpellFamilyFlags[1].HasAnyFlag(0x2000000u))
{
// Rejuvenation, Regrowth, Lifebloom, or Wild Growth
if (GetAuraEffect(AuraType.PeriodicHeal, SpellFamilyNames.Druid, new FlagArray128(0x50, 0x4000010, 0)) != null)
// increase healing by 20%
TakenTotalMod *= 1.2f;
}
}
if (caster != null)
{
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModHealingReceived, aurEff =>
{
if (caster.GetGUID() != aurEff.GetCasterGUID() || !aurEff.IsAffectingSpell(spellProto))
return false;
if (aurEff.GetAmount() > 0)
{
if (!allowPositive)
return false;
}
else if (!allowNegative)
return false;
return true;
});
TakenTotalMod *= GetTotalAuraMultiplier(AuraType.ModHealingTakenFromCaster, aurEff =>
{
if (aurEff.GetCasterGUID() != caster.GetGUID())
return false;
if (aurEff.GetAmount() > 0)
{
if (!allowPositive)
return false;
}
else if (!allowNegative)
return false;
return true;
});
}
float heal = healamount * TakenTotalMod;
return (int)Math.Max(heal, 0.0f);
}
public float SpellCritChanceDone(Spell spell, AuraEffect aurEff, SpellSchoolMask schoolMask, WeaponAttackType attackType = WeaponAttackType.BaseAttack)
{
SpellInfo spellInfo = spell != null ? spell.GetSpellInfo() : aurEff.GetSpellInfo();
//! Mobs can't crit with spells. (Except player controlled)
if (IsCreature() && GetSpellModOwner() == null)
return 0.0f;
// not critting spell
if (spell != null && !spellInfo.HasAttribute(SpellCustomAttributes.CanCrit))
return 0.0f;
float crit_chance = 0.0f;
switch (spellInfo.DmgClass)
{
case SpellDmgClass.None:
case SpellDmgClass.Magic:
{
var getPhysicalCritChance = float () =>
{
return GetUnitCriticalChanceDone(attackType);
};
var getMagicCritChance = float () =>
{
Player thisPlayer = ToPlayer();
if (thisPlayer != null)
return thisPlayer.m_activePlayerData.SpellCritPercentage;
return BaseSpellCritChance;
};
if (schoolMask.HasAnyFlag(SpellSchoolMask.Normal))
crit_chance = Math.Max(crit_chance, getPhysicalCritChance());
if (schoolMask.HasAnyFlag(~SpellSchoolMask.Normal))
crit_chance = Math.Max(crit_chance, getMagicCritChance());
break;
}
case SpellDmgClass.Melee:
case SpellDmgClass.Ranged:
crit_chance += GetUnitCriticalChanceDone(attackType);
break;
default:
return 0f;
}
// percent done
// only players use intelligence for critical chance computations
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellInfo, SpellModOp.CritChance, ref crit_chance);
return Math.Max(crit_chance, 0.0f);
}
public float SpellCritChanceTaken(Unit caster, Spell spell, AuraEffect aurEff, SpellSchoolMask schoolMask, float doneChance, WeaponAttackType attackType = WeaponAttackType.BaseAttack)
{
SpellInfo spellInfo = spell != null ? spell.GetSpellInfo() : aurEff.GetSpellInfo();
// not critting spell
if (spell != null && !spellInfo.HasAttribute(SpellCustomAttributes.CanCrit))
return 0.0f;
float crit_chance = doneChance;
switch (spellInfo.DmgClass)
{
case SpellDmgClass.Magic:
{
// taken
if (!spellInfo.IsPositive())
{
// Modify critical chance by victim SPELL_AURA_MOD_ATTACKER_SPELL_AND_WEAPON_CRIT_CHANCE
crit_chance += GetTotalAuraModifier(AuraType.ModAttackerSpellAndWeaponCritChance);
}
if (caster != null)
{
// scripted (increase crit chance ... against ... target by x%
var mOverrideClassScript = caster.GetAuraEffectsByType(AuraType.OverrideClassScripts);
foreach (var eff in mOverrideClassScript)
{
if (!eff.IsAffectingSpell(spellInfo))
continue;
switch (eff.GetMiscValue())
{
case 911: // Shatter
if (HasAuraState(AuraStateType.Frozen, spellInfo, this))
{
crit_chance *= 1.5f;
AuraEffect _eff = eff.GetBase().GetEffect(1);
if (_eff != null)
crit_chance += _eff.GetAmount();
}
break;
default:
break;
}
}
// Custom crit by class
switch (spellInfo.SpellFamilyName)
{
case SpellFamilyNames.Rogue:
// Shiv-applied poisons can't crit
if (caster.FindCurrentSpellBySpellId(5938) != null)
crit_chance = 0.0f;
break;
}
// Spell crit suppression
if (IsCreature())
{
int levelDiff = (int)(GetLevelForTarget(this) - caster.GetLevel());
crit_chance -= levelDiff * 1.0f;
}
}
break;
}
case SpellDmgClass.Melee:
case SpellDmgClass.Ranged:
{
if (caster != null)
crit_chance += GetUnitCriticalChanceTaken(caster, attackType, crit_chance);
break;
}
case SpellDmgClass.None:
default:
return 0f;
}
// for this types the bonus was already added in GetUnitCriticalChance, do not add twice
if (caster != null && spellInfo.DmgClass != SpellDmgClass.Melee && spellInfo.DmgClass != SpellDmgClass.Ranged)
{
crit_chance += GetTotalAuraModifier(AuraType.ModCritChanceForCasterWithAbilities, aurEff => aurEff.GetCasterGUID() == caster.GetGUID() && aurEff.IsAffectingSpell(spellInfo));
crit_chance += GetTotalAuraModifier(AuraType.ModCritChanceForCaster, aurEff => aurEff.GetCasterGUID() == caster.GetGUID());
crit_chance += caster.GetTotalAuraModifier(AuraType.ModCritChanceVersusTargetHealth, aurEff => !HealthBelowPct(aurEff.GetMiscValueB()));
TempSummon tempSummon = caster.ToTempSummon();
if (tempSummon != null)
crit_chance += GetTotalAuraModifier(AuraType.ModCritChanceForCasterPet, aurEff => aurEff.GetCasterGUID() == tempSummon.GetSummonerGUID());
}
// call script handlers
if (spell != null)
spell.CallScriptCalcCritChanceHandlers(this, ref crit_chance);
else
aurEff.GetBase().CallScriptEffectCalcCritChanceHandlers(aurEff, aurEff.GetBase().GetApplicationOfTarget(GetGUID()), this, ref crit_chance);
return Math.Max(crit_chance, 0.0f);
}
// Melee based spells hit result calculations
public override SpellMissInfo MeleeSpellHitResult(Unit victim, SpellInfo spellInfo)
{
if (spellInfo.HasAttribute(SpellAttr3.NoAvoidance))
return SpellMissInfo.None;
WeaponAttackType attType = WeaponAttackType.BaseAttack;
// Check damage class instead of attack type to correctly handle judgements
// - they are meele, but can't be dodged/parried/deflected because of ranged dmg class
if (spellInfo.DmgClass == SpellDmgClass.Ranged)
attType = WeaponAttackType.RangedAttack;
int roll = RandomHelper.IRand(0, 9999);
int missChance = (int)(MeleeSpellMissChance(victim, attType, spellInfo) * 100.0f);
// Roll miss
int tmp = missChance;
if (roll < tmp)
return SpellMissInfo.Miss;
// Chance resist mechanic
int resist_chance = victim.GetMechanicResistChance(spellInfo) * 100;
tmp += resist_chance;
if (roll < tmp)
return SpellMissInfo.Resist;
// Same spells cannot be parried/dodged
if (spellInfo.HasAttribute(SpellAttr0.NoActiveDefense))
return SpellMissInfo.None;
bool canDodge = !spellInfo.HasAttribute(SpellAttr7.NoAttackDodge);
bool canParry = !spellInfo.HasAttribute(SpellAttr7.NoAttackParry);
bool canBlock = !spellInfo.HasAttribute(SpellAttr8.NoAttackBlock);
// if victim is casting or cc'd it can't avoid attacks
if (victim.IsNonMeleeSpellCast(false, false, true) || victim.HasUnitState(UnitState.Controlled))
{
canDodge = false;
canParry = false;
canBlock = false;
}
// Ranged attacks can only miss, resist and deflect and get blocked
if (attType == WeaponAttackType.RangedAttack)
{
canParry = false;
canDodge = false;
// only if in front
if (!victim.HasUnitState(UnitState.Controlled) && (victim.HasInArc(MathFunctions.PI, this) || victim.HasAuraType(AuraType.IgnoreHitDirection)))
{
int deflect_chance = victim.GetTotalAuraModifier(AuraType.DeflectSpells) * 100;
tmp += deflect_chance;
if (roll < tmp)
return SpellMissInfo.Deflect;
}
}
// Check for attack from behind
if (!victim.HasInArc(MathFunctions.PI, this))
{
if (!victim.HasAuraType(AuraType.IgnoreHitDirection))
{
// Can`t dodge from behind in PvP (but its possible in PvE)
if (victim.IsTypeId(TypeId.Player))
canDodge = false;
// Can`t parry or block
canParry = false;
canBlock = false;
}
else // Only deterrence as of 3.3.5
{
if (spellInfo.HasAttribute(SpellCustomAttributes.ReqCasterBehindTarget))
canParry = false;
}
}
// Ignore combat result aura
var ignore = GetAuraEffectsByType(AuraType.IgnoreCombatResult);
foreach (var aurEff in ignore)
{
if (!aurEff.IsAffectingSpell(spellInfo))
continue;
switch ((MeleeHitOutcome)aurEff.GetMiscValue())
{
case MeleeHitOutcome.Dodge:
canDodge = false;
break;
case MeleeHitOutcome.Block:
canBlock = false;
break;
case MeleeHitOutcome.Parry:
canParry = false;
break;
default:
Log.outDebug(LogFilter.Unit, "Spell {0} SPELL_AURA_IGNORE_COMBAT_RESULT has unhandled state {1}", aurEff.GetId(), aurEff.GetMiscValue());
break;
}
}
if (canDodge)
{
// Roll dodge
int dodgeChance = (int)(GetUnitDodgeChance(attType, victim) * 100.0f);
if (dodgeChance < 0)
dodgeChance = 0;
if (roll < (tmp += dodgeChance))
return SpellMissInfo.Dodge;
}
if (canParry)
{
// Roll parry
int parryChance = (int)(GetUnitParryChance(attType, victim) * 100.0f);
if (parryChance < 0)
parryChance = 0;
tmp += parryChance;
if (roll < tmp)
return SpellMissInfo.Parry;
}
if (canBlock)
{
int blockChance = (int)(GetUnitBlockChance(attType, victim) * 100.0f);
if (blockChance < 0)
blockChance = 0;
tmp += blockChance;
if (roll < tmp)
return SpellMissInfo.Block;
}
return SpellMissInfo.None;
}
public void FinishSpell(CurrentSpellTypes spellType, SpellCastResult result = SpellCastResult.SpellCastOk)
{
Spell spell = GetCurrentSpell(spellType);
if (spell == null)
return;
if (spellType == CurrentSpellTypes.Channeled)
spell.SendChannelUpdate(0, result);
spell.Finish(result);
}
public (SpellInfo, TriggerCastFlags) GetCastSpellInfo(SpellInfo spellInfo)
{
GetCastSpellInfoContext context = new();
TriggerCastFlags triggerFlag = TriggerCastFlags.None;
var newSpellInfo = GetCastSpellInfo(spellInfo, ref triggerFlag, context);
return (newSpellInfo, triggerFlag);
}
public virtual SpellInfo GetCastSpellInfo(SpellInfo spellInfo, ref TriggerCastFlags triggerFlag, GetCastSpellInfoContext context)
{
SpellInfo findMatchingAuraEffectIn(AuraType type, ref TriggerCastFlags triggerFlag)
{
foreach (AuraEffect auraEffect in GetAuraEffectsByType(type))
{
bool matches = auraEffect.GetMiscValue() != 0 ? auraEffect.GetMiscValue() == spellInfo.Id : auraEffect.IsAffectingSpell(spellInfo);
if (matches && context.AddSpell((uint)auraEffect.GetAmount()))
{
SpellInfo info = Global.SpellMgr.GetSpellInfo((uint)auraEffect.GetAmount(), GetMap().GetDifficultyID());
if (info != null)
{
if (auraEffect.GetSpellInfo().HasAttribute(SpellAttr8.IgnoreSpellcastOverrideCost))
triggerFlag |= TriggerCastFlags.IgnorePowerCost;
else
triggerFlag &= ~TriggerCastFlags.IgnorePowerCost;
if (auraEffect.GetSpellInfo().HasAttribute(SpellAttr11.IgnoreSpellcastOverrideShapeshiftRequirements))
triggerFlag |= TriggerCastFlags.IgnoreShapeshift;
else
triggerFlag &= ~TriggerCastFlags.IgnoreShapeshift;
return info;
}
}
}
return null;
};
SpellInfo newInfo = findMatchingAuraEffectIn(AuraType.OverrideActionbarSpells, ref triggerFlag);
if (newInfo != null)
{
triggerFlag &= ~TriggerCastFlags.IgnoreCastTime;
return GetCastSpellInfo(newInfo, ref triggerFlag, context);
}
newInfo = findMatchingAuraEffectIn(AuraType.OverrideActionbarSpellsTriggered, ref triggerFlag);
if (newInfo != null)
{
triggerFlag |= TriggerCastFlags.IgnoreCastTime;
return GetCastSpellInfo(newInfo, ref triggerFlag, context);
}
return spellInfo;
}
public override uint GetCastSpellXSpellVisualId(SpellInfo spellInfo)
{
var visualOverrides = GetAuraEffectsByType(AuraType.OverrideSpellVisual);
foreach (AuraEffect effect in visualOverrides)
{
if (effect.GetMiscValue() == spellInfo.Id)
{
SpellInfo visualSpell = Global.SpellMgr.GetSpellInfo((uint)effect.GetMiscValueB(), GetMap().GetDifficultyID());
if (visualSpell != null)
{
spellInfo = visualSpell;
break;
}
}
}
return base.GetCastSpellXSpellVisualId(spellInfo);
}
public bool IsSilenced(SpellSchoolMask schoolMask) { return (m_unitData.SilencedSchoolMask & (uint)schoolMask) != 0; }
public void SetSilencedSchoolMask(SpellSchoolMask schoolMask) { SetUpdateFieldFlagValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.SilencedSchoolMask), (uint)schoolMask); }
public void ReplaceAllSilencedSchoolMask(SpellSchoolMask schoolMask) { SetUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.SilencedSchoolMask), (uint)schoolMask); }
public SpellHistory GetSpellHistory() { return _spellHistory; }
public static ProcFlagsHit CreateProcHitMask(SpellNonMeleeDamage damageInfo, SpellMissInfo missCondition)
{
ProcFlagsHit hitMask = ProcFlagsHit.None;
// Check victim state
if (missCondition != SpellMissInfo.None)
{
switch (missCondition)
{
case SpellMissInfo.Miss:
hitMask |= ProcFlagsHit.Miss;
break;
case SpellMissInfo.Dodge:
hitMask |= ProcFlagsHit.Dodge;
break;
case SpellMissInfo.Parry:
hitMask |= ProcFlagsHit.Parry;
break;
case SpellMissInfo.Block:
// spells can't be partially blocked (it's damage can though)
hitMask |= ProcFlagsHit.Block | ProcFlagsHit.FullBlock;
break;
case SpellMissInfo.Evade:
hitMask |= ProcFlagsHit.Evade;
break;
case SpellMissInfo.Immune:
case SpellMissInfo.Immune2:
hitMask |= ProcFlagsHit.Immune;
break;
case SpellMissInfo.Deflect:
hitMask |= ProcFlagsHit.Deflect;
break;
case SpellMissInfo.Absorb:
hitMask |= ProcFlagsHit.Absorb;
break;
case SpellMissInfo.Reflect:
hitMask |= ProcFlagsHit.Reflect;
break;
case SpellMissInfo.Resist:
hitMask |= ProcFlagsHit.FullResist;
break;
default:
break;
}
}
else
{
// On block
if (damageInfo.blocked != 0)
{
hitMask |= ProcFlagsHit.Block;
if (damageInfo.fullBlock)
hitMask |= ProcFlagsHit.FullBlock;
}
// On absorb
if (damageInfo.absorb != 0)
hitMask |= ProcFlagsHit.Absorb;
// Don't set hit/crit hitMask if damage is nullified
bool damageNullified = damageInfo.HitInfo.HasAnyFlag(HitInfo.FullAbsorb | HitInfo.FullResist) || hitMask.HasAnyFlag(ProcFlagsHit.FullBlock);
if (!damageNullified)
{
// On crit
if (damageInfo.HitInfo.HasAnyFlag(HitInfo.CriticalHit))
hitMask |= ProcFlagsHit.Critical;
else
hitMask |= ProcFlagsHit.Normal;
}
else if (damageInfo.HitInfo.HasAnyFlag(HitInfo.FullResist))
hitMask |= ProcFlagsHit.FullResist;
}
return hitMask;
}
public void SetAuraStack(uint spellId, Unit target, uint stack)
{
Aura aura = target.GetAura(spellId, GetGUID());
if (aura == null)
aura = AddAura(spellId, target);
if (aura != null && stack != 0)
aura.SetStackAmount((byte)stack);
}
public Spell FindCurrentSpellBySpellId(uint spell_id)
{
foreach (var spell in m_currentSpells.Values)
{
if (spell == null)
continue;
if (spell.m_spellInfo.Id == spell_id)
return spell;
}
return null;
}
public int GetCurrentSpellCastTime(uint spell_id)
{
Spell spell = FindCurrentSpellBySpellId(spell_id);
if (spell != null)
return spell.GetCastTime();
return 0;
}
public virtual bool HasSpellFocus(Spell focusSpell = null) { return false; }
/// <summary>
/// Check if our current channel spell has attribute SPELL_ATTR5_CAN_CHANNEL_WHEN_MOVING
/// </summary>
public virtual bool IsMovementPreventedByCasting()
{
// can always move when not casting
if (!HasUnitState(UnitState.Casting))
return false;
Spell spell = GetCurrentSpell(CurrentSpellTypes.Generic);
if (spell != null)
if (CanCastSpellWhileMoving(spell.GetSpellInfo()) || spell.GetState() == SpellState.Finished ||
!spell.m_spellInfo.InterruptFlags.HasFlag(SpellInterruptFlags.Movement))
return false;
// channeled spells during channel stage (after the initial cast timer) allow movement with a specific spell attribute
spell = m_currentSpells.LookupByKey(CurrentSpellTypes.Channeled);
if (spell != null)
if (spell.GetState() != SpellState.Finished && spell.IsChannelActive())
if (spell.GetSpellInfo().IsMoveAllowedChannel() || CanCastSpellWhileMoving(spell.GetSpellInfo()))
return false;
// prohibit movement for all other spell casts
return true;
}
public bool HasAuraTypeWithFamilyFlags(AuraType auraType, uint familyName, FlagArray128 familyFlags)
{
foreach (AuraEffect aura in GetAuraEffectsByType(auraType))
if (aura.GetSpellInfo().SpellFamilyName == (SpellFamilyNames)familyName && aura.GetSpellInfo().SpellFamilyFlags & familyFlags)
return true;
return false;
}
public bool HasBreakableByDamageAuraType(AuraType type, uint excludeAura = 0)
{
var auras = GetAuraEffectsByType(type);
foreach (var eff in auras)
if ((excludeAura == 0 || excludeAura != eff.GetSpellInfo().Id) && //Avoid self interrupt of channeled Crowd Control spells like Seduction
eff.GetSpellInfo().HasAuraInterruptFlag(SpellAuraInterruptFlags.Damage))
return true;
return false;
}
public bool HasBreakableByDamageCrowdControlAura(Unit excludeCasterChannel = null)
{
uint excludeAura = 0;
Spell currentChanneledSpell = excludeCasterChannel?.GetCurrentSpell(CurrentSpellTypes.Channeled);
if (currentChanneledSpell != null)
excludeAura = currentChanneledSpell.GetSpellInfo().Id; //Avoid self interrupt of channeled Crowd Control spells like Seduction
return (HasBreakableByDamageAuraType(AuraType.ModConfuse, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModFear, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModStun, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModRoot, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.ModRoot2, excludeAura)
|| HasBreakableByDamageAuraType(AuraType.Transform, excludeAura));
}
public uint GetDiseasesByCaster(ObjectGuid casterGUID, bool remove = false)
{
AuraType[] diseaseAuraTypes =
{
AuraType.PeriodicDamage, // Frost Fever and Blood Plague
AuraType.Linked // Crypt Fever and Ebon Plague
};
uint diseases = 0;
foreach (var aType in diseaseAuraTypes)
{
if (aType == AuraType.None)
break;
for (var i = 0; i < m_modAuras[aType].Count;)
{
var eff = m_modAuras[aType][i];
// Get auras with disease dispel type by caster
if (eff.GetSpellInfo().Dispel == DispelType.Disease && eff.GetCasterGUID() == casterGUID)
{
++diseases;
if (remove)
{
RemoveAura(eff.GetId(), eff.GetCasterGUID());
i = 0;
continue;
}
}
i++;
}
}
return diseases;
}
uint GetDoTsByCaster(ObjectGuid casterGUID)
{
AuraType[] diseaseAuraTypes =
{
AuraType.PeriodicDamage,
AuraType.PeriodicDamagePercent,
AuraType.None
};
uint dots = 0;
foreach (var aura in diseaseAuraTypes)
{
if (aura == AuraType.None)
break;
var auras = GetAuraEffectsByType(aura);
foreach (var eff in auras)
{
// Get auras by caster
if (eff.GetCasterGUID() == casterGUID)
++dots;
}
}
return dots;
}
public void SendEnergizeSpellLog(Unit victim, uint spellId, int amount, int overEnergize, PowerType powerType)
{
SpellEnergizeLog data = new();
data.CasterGUID = GetGUID();
data.TargetGUID = victim.GetGUID();
data.SpellID = spellId;
data.Type = powerType;
data.Amount = amount;
data.OverEnergize = overEnergize;
data.LogData.Initialize(victim);
SendCombatLogMessage(data);
}
public void EnergizeBySpell(Unit victim, SpellInfo spellInfo, int damage, PowerType powerType)
{
Player player = victim.ToPlayer();
if (player != null)
{
var powerTypeEntry = Global.DB2Mgr.GetPowerTypeEntry(powerType);
if (powerTypeEntry != null)
if (powerTypeEntry.HasFlag(PowerTypeFlags.UseRegenInterrupt))
player.InterruptPowerRegen(powerType);
}
int gain = victim.ModifyPower(powerType, damage, false);
int overEnergize = damage - gain;
victim.GetThreatManager().ForwardThreatForAssistingMe(this, damage / 2, spellInfo, true);
SendEnergizeSpellLog(victim, spellInfo.Id, gain, overEnergize, powerType);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, SpellSchoolMask type, bool apply)
{
ApplySpellImmune(spellId, op, (uint)type, apply);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, AuraType type, bool apply)
{
ApplySpellImmune(spellId, op, (uint)type, apply);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, SpellEffectName type, bool apply)
{
ApplySpellImmune(spellId, op, (uint)type, apply);
}
public void ApplySpellImmune(uint spellId, SpellImmunity op, uint type, bool apply)
{
if (apply)
{
m_spellImmune[(int)op].Add(type, spellId);
}
else
{
var bounds = m_spellImmune[(int)op].LookupByKey(type);
foreach (var spell in bounds)
{
if (spell == spellId)
{
m_spellImmune[(int)op].Remove(type, spell);
break;
}
}
}
}
public bool IsImmunedToSpell(SpellInfo spellInfo, WorldObject caster, bool requireImmunityPurgesEffectAttribute = false)
{
if (spellInfo == null)
return false;
bool hasImmunity(MultiMap<uint, uint> container, uint key)
{
var range = container.LookupByKey(key);
if (!requireImmunityPurgesEffectAttribute)
return !range.Empty();
return range.Any(entry =>
{
SpellInfo immunitySourceSpell = Global.SpellMgr.GetSpellInfo(entry, Difficulty.None);
if (immunitySourceSpell != null && immunitySourceSpell.HasAttribute(SpellAttr1.ImmunityPurgesEffect))
return true;
return false;
});
}
// Single spell immunity.
var idList = m_spellImmune[(int)SpellImmunity.Id];
if (hasImmunity(idList, spellInfo.Id))
return true;
if (spellInfo.HasAttribute(SpellAttr0.NoImmunities))
return false;
uint dispel = (uint)spellInfo.Dispel;
if (dispel != 0)
{
var dispelList = m_spellImmune[(int)SpellImmunity.Dispel];
if (hasImmunity(dispelList, dispel))
return true;
}
// Spells that don't have effectMechanics.
uint mechanic = (uint)spellInfo.Mechanic;
if (mechanic != 0)
{
var mechanicList = m_spellImmune[(int)SpellImmunity.Mechanic];
if (hasImmunity(mechanicList, mechanic))
return true;
}
bool immuneToAllEffects = true;
foreach (var spellEffectInfo in spellInfo.GetEffects())
{
// State/effect immunities applied by aura expect full spell immunity
// Ignore effects with mechanic, they are supposed to be checked separately
if (!spellEffectInfo.IsEffect())
continue;
if (!IsImmunedToSpellEffect(spellInfo, spellEffectInfo, caster, requireImmunityPurgesEffectAttribute))
{
immuneToAllEffects = false;
break;
}
if (spellInfo.HasAttribute(SpellAttr4.NoPartialImmunity))
return true;
}
if (immuneToAllEffects) //Return immune only if the target is immune to all spell effects.
return true;
uint schoolMask = (uint)spellInfo.GetSchoolMask();
if (schoolMask != 0)
{
uint schoolImmunityMask = 0;
var schoolList = m_spellImmune[(int)SpellImmunity.School];
foreach (var pair in schoolList)
{
if ((pair.Key & schoolMask) == 0)
continue;
SpellInfo immuneSpellInfo = Global.SpellMgr.GetSpellInfo(pair.Value, GetMap().GetDifficultyID());
if (requireImmunityPurgesEffectAttribute)
if (immuneSpellInfo == null || !immuneSpellInfo.HasAttribute(SpellAttr1.ImmunityPurgesEffect))
continue;
if (!(immuneSpellInfo != null && immuneSpellInfo.HasAttribute(SpellAttr1.ImmunityToHostileAndFriendlyEffects)) && caster != null && caster.IsFriendlyTo(this))
continue;
if (spellInfo.CanPierceImmuneAura(immuneSpellInfo))
continue;
schoolImmunityMask |= pair.Key;
}
if ((schoolImmunityMask & schoolMask) == schoolMask)
return true;
}
return false;
}
public uint GetSchoolImmunityMask()
{
uint mask = 0;
var schoolList = m_spellImmune[(int)SpellImmunity.School];
foreach (var pair in schoolList)
mask |= pair.Key;
return mask;
}
public uint GetDamageImmunityMask()
{
uint mask = 0;
var damageList = m_spellImmune[(int)SpellImmunity.Damage];
foreach (var pair in damageList)
mask |= pair.Key;
return mask;
}
public ulong GetMechanicImmunityMask()
{
ulong mask = 0;
var mechanicList = m_spellImmune[(int)SpellImmunity.Mechanic];
foreach (var pair in mechanicList)
mask |= (1ul << (int)pair.Value);
return mask;
}
public SpellOtherImmunity GetSpellOtherImmunityMask()
{
SpellOtherImmunity mask = 0;
var damageList = m_spellImmune[(int)SpellImmunity.Other];
foreach (var pair in damageList)
mask |= (SpellOtherImmunity)pair.Key;
return mask;
}
public bool IsImmunedToDamage(SpellSchoolMask schoolMask)
{
if (schoolMask == SpellSchoolMask.None)
return false;
// If m_immuneToSchool type contain this school type, IMMUNE damage.
uint schoolImmunityMask = GetSchoolImmunityMask();
if (((SpellSchoolMask)schoolImmunityMask & schoolMask) == schoolMask) // We need to be immune to all types
return true;
// If m_immuneToDamage type contain magic, IMMUNE damage.
uint damageImmunityMask = GetDamageImmunityMask();
if (((SpellSchoolMask)damageImmunityMask & schoolMask) == schoolMask) // We need to be immune to all types
return true;
return false;
}
public bool IsImmunedToDamage(WorldObject caster, SpellInfo spellInfo, SpellEffectInfo spellEffectInfo = null)
{
if (spellInfo == null)
return false;
if (spellInfo.HasAttribute(SpellAttr0.NoImmunities) && spellInfo.HasAttribute(SpellAttr2.NoSchoolImmunities))
return false;
if (spellEffectInfo != null && spellEffectInfo.EffectAttributes.HasFlag(SpellEffectAttributes.NoImmunity))
return false;
uint schoolMask = (uint)spellInfo.GetSchoolMask();
if (schoolMask != 0)
{
bool hasImmunity(MultiMap<uint, uint> container)
{
uint schoolImmunityMask = 0;
foreach (var (immunitySchoolMask, immunityAuraId) in container)
{
SpellInfo immuneAuraInfo = Global.SpellMgr.GetSpellInfo(immunityAuraId, GetMap().GetDifficultyID());
if (immuneAuraInfo != null && !immuneAuraInfo.HasAttribute(SpellAttr1.ImmunityToHostileAndFriendlyEffects) && caster != null && caster.IsFriendlyTo(this))
continue;
if (immuneAuraInfo != null && spellInfo.CanPierceImmuneAura(immuneAuraInfo))
continue;
schoolImmunityMask |= immunitySchoolMask;
}
// // We need to be immune to all types
return (schoolImmunityMask & schoolMask) == schoolMask;
}
// If m_immuneToSchool type contain this school type, IMMUNE damage.
if (hasImmunity(m_spellImmune[(int)SpellImmunity.School]))
return true;
// If m_immuneToDamage type contain magic, IMMUNE damage.
if (hasImmunity(m_spellImmune[(int)SpellImmunity.Damage]))
return true;
}
return false;
}
public virtual bool IsImmunedToSpellEffect(SpellInfo spellInfo, SpellEffectInfo spellEffectInfo, WorldObject caster, bool requireImmunityPurgesEffectAttribute = false)
{
if (spellInfo == null)
return false;
if (spellInfo.HasAttribute(SpellAttr0.NoImmunities))
return false;
if (spellEffectInfo.EffectAttributes.HasFlag(SpellEffectAttributes.NoImmunity))
return false;
bool hasImmunity(MultiMap<uint, uint> container, uint key)
{
var range = container.LookupByKey(key);
if (!requireImmunityPurgesEffectAttribute)
return !range.Empty();
return range.Any(entry =>
{
var immunitySourceSpell = Global.SpellMgr.GetSpellInfo(entry, Difficulty.None);
if (immunitySourceSpell != null)
if (immunitySourceSpell.HasAttribute(SpellAttr1.ImmunityPurgesEffect))
return true;
return false;
});
}
// If m_immuneToEffect type contain this effect type, IMMUNE effect.
var effectList = m_spellImmune[(int)SpellImmunity.Effect];
if (hasImmunity(effectList, (uint)spellEffectInfo.Effect))
return true;
uint mechanic = (uint)spellEffectInfo.Mechanic;
if (mechanic != 0)
{
var mechanicList = m_spellImmune[(int)SpellImmunity.Mechanic];
if (hasImmunity(mechanicList, mechanic))
return true;
}
AuraType aura = spellEffectInfo.ApplyAuraName;
if (aura != 0)
{
if (!spellInfo.HasAttribute(SpellAttr3.AlwaysHit))
{
var list = m_spellImmune[(int)SpellImmunity.State];
if (hasImmunity(list, (uint)aura))
return true;
}
if (!spellInfo.HasAttribute(SpellAttr2.NoSchoolImmunities))
{
foreach (AuraEffect immuneAuraApply in GetAuraEffectsByType(AuraType.ModImmuneAuraApplySchool))
{
if ((immuneAuraApply.GetMiscValue() & (int)spellInfo.GetSchoolMask()) == 0) // Check school
continue;
if (immuneAuraApply.GetSpellInfo().HasAttribute(SpellAttr1.ImmunityToHostileAndFriendlyEffects) || (caster != null && !IsFriendlyTo(caster))) // Harmful
return true;
}
}
}
return false;
}
public bool IsImmunedToAuraPeriodicTick(WorldObject caster, SpellInfo spellInfo, SpellEffectInfo spellEffectInfo = null)
{
if (spellInfo == null)
return false;
if (spellInfo.HasAttribute(SpellAttr0.NoImmunities) || spellInfo.HasAttribute(SpellAttr2.NoSchoolImmunities) /*only school immunities are checked in this function*/)
return false;
if (spellEffectInfo != null && spellEffectInfo.EffectAttributes.HasFlag(SpellEffectAttributes.NoImmunity))
return false;
uint schoolMask = (uint)spellInfo.GetSchoolMask();
if (schoolMask != 0)
{
bool hasImmunity(MultiMap<uint, uint> container)
{
uint schoolImmunityMask = 0;
foreach (var (immunitySchoolMask, immunityAuraId) in container)
{
SpellInfo immuneAuraInfo = Global.SpellMgr.GetSpellInfo(immunityAuraId, GetMap().GetDifficultyID());
if (immuneAuraInfo != null && !immuneAuraInfo.HasAttribute(SpellAttr1.ImmunityToHostileAndFriendlyEffects) && caster != null && caster.IsFriendlyTo(this))
continue;
schoolImmunityMask |= immunitySchoolMask;
}
// // We need to be immune to all types
return (schoolImmunityMask & schoolMask) == schoolMask;
}
// If m_immuneToSchool type contain this school type, IMMUNE damage.
if (hasImmunity(m_spellImmune[(int)SpellImmunity.School]))
return true;
}
return false;
}
public bool CanCastSpellWhileMoving(SpellInfo spellInfo)
{
if (spellInfo.HasAttribute(SpellAttr13.DoNotAllowDisableMovementInterrupt))
return false;
if (HasAuraTypeWithAffectMask(AuraType.CastWhileWalking, spellInfo))
return true;
if (HasAuraType(AuraType.CastWhileWalkingAll))
return true;
foreach (uint label in spellInfo.Labels)
if (HasAuraTypeWithMiscvalue(AuraType.CastWhileWalkingBySpellLabel, (int)label))
return true;
return false;
}
public static void ProcSkillsAndAuras(Unit actor, Unit actionTarget, ProcFlagsInit typeMaskActor, ProcFlagsInit typeMaskActionTarget, ProcFlagsSpellType spellTypeMask, ProcFlagsSpellPhase spellPhaseMask, ProcFlagsHit hitMask, Spell spell, DamageInfo damageInfo, HealInfo healInfo)
{
int ProcChainHardLimit = 10;
if (spell != null && spell.GetProcChainLength() >= ProcChainHardLimit)
{
Log.outError(LogFilter.Spells, $"Unit::ProcSkillsAndAuras: Possible infinite proc loop detected, current triggering spell {spell.GetDebugInfo()}");
return;
}
WeaponAttackType attType = damageInfo != null ? damageInfo.GetAttackType() : WeaponAttackType.BaseAttack;
SpellInfo spellInfo = null;
if (spell != null)
spellInfo = spell.GetSpellInfo();
else if (damageInfo != null)
spellInfo = damageInfo.GetSpellInfo();
else if (healInfo != null)
spellInfo = healInfo.GetSpellInfo();
if (typeMaskActor != null && actor != null && !(spellInfo != null && spellInfo.HasAttribute(SpellAttr3.SuppressCasterProcs)))
actor.ProcSkillsAndReactives(false, actionTarget, typeMaskActor, hitMask, attType);
if (typeMaskActionTarget && actionTarget != null && !(spellInfo != null && spellInfo.HasAttribute(SpellAttr3.SuppressTargetProcs)))
actionTarget.ProcSkillsAndReactives(true, actor, typeMaskActionTarget, hitMask, attType);
if (actor != null)
actor.TriggerAurasProcOnEvent(null, null, actionTarget, typeMaskActor, typeMaskActionTarget, spellTypeMask, spellPhaseMask, hitMask, spell, damageInfo, healInfo);
}
void ProcSkillsAndReactives(bool isVictim, Unit procTarget, ProcFlagsInit typeMask, ProcFlagsHit hitMask, WeaponAttackType attType)
{
// Player is loaded now - do not allow passive spell casts to proc
if (IsPlayer() && ToPlayer().GetSession().PlayerLoading())
return;
// For melee/ranged based attack need update skills and set some Aura states if victim present
if (typeMask.HasFlag(ProcFlags.MeleeBasedTriggerMask) && procTarget != null)
{
// If exist crit/parry/dodge/block need update aura state (for victim and attacker)
if (hitMask.HasAnyFlag(ProcFlagsHit.Critical | ProcFlagsHit.Parry | ProcFlagsHit.Dodge | ProcFlagsHit.Block))
{
// for victim
if (isVictim)
{
// if victim and dodge attack
if (hitMask.HasAnyFlag(ProcFlagsHit.Dodge))
{
// Update AURA_STATE on dodge
if (GetClass() != Class.Rogue) // skip Rogue Riposte
{
ModifyAuraState(AuraStateType.Defensive, true);
StartReactiveTimer(ReactiveType.Defense);
}
}
// if victim and parry attack
if (hitMask.HasAnyFlag(ProcFlagsHit.Parry))
{
ModifyAuraState(AuraStateType.Defensive, true);
StartReactiveTimer(ReactiveType.Defense);
}
// if and victim block attack
if (hitMask.HasAnyFlag(ProcFlagsHit.Block))
{
ModifyAuraState(AuraStateType.Defensive, true);
StartReactiveTimer(ReactiveType.Defense);
}
}
}
}
}
void GetProcAurasTriggeredOnEvent(List<Tuple<uint, AuraApplication>> aurasTriggeringProc, List<AuraApplication> procAuras, ProcEventInfo eventInfo)
{
DateTime now = GameTime.Now();
void processAuraApplication(AuraApplication aurApp)
{
uint procEffectMask = aurApp.GetBase().GetProcEffectMask(aurApp, eventInfo, now);
if (procEffectMask != 0)
{
aurApp.GetBase().PrepareProcToTrigger(aurApp, eventInfo, now);
aurasTriggeringProc.Add(Tuple.Create(procEffectMask, aurApp));
}
else
{
if (aurApp.GetBase().GetSpellInfo().HasAttribute(SpellAttr0.ProcFailureBurnsCharge))
{
SpellProcEntry procEntry = Global.SpellMgr.GetSpellProcEntry(aurApp.GetBase().GetSpellInfo());
if (procEntry != null)
{
aurApp.GetBase().PrepareProcChargeDrop(procEntry, eventInfo);
aurasTriggeringProc.Add(Tuple.Create(0u, aurApp));
}
}
if (aurApp.GetBase().GetSpellInfo().HasAttribute(SpellAttr2.ProcCooldownOnFailure))
{
SpellProcEntry procEntry = Global.SpellMgr.GetSpellProcEntry(aurApp.GetBase().GetSpellInfo());
if (procEntry != null)
aurApp.GetBase().AddProcCooldown(procEntry, now);
}
}
}
// use provided list of auras which can proc
if (procAuras != null)
{
foreach (AuraApplication aurApp in procAuras)
{
Cypher.Assert(aurApp.GetTarget() == this);
processAuraApplication(aurApp);
}
}
// or generate one on our own
else
{
foreach (var pair in GetAppliedAuras())
processAuraApplication(pair.Value);
}
}
void TriggerAurasProcOnEvent(List<AuraApplication> myProcAuras, List<AuraApplication> targetProcAuras, Unit actionTarget, ProcFlagsInit typeMaskActor, ProcFlagsInit typeMaskActionTarget, ProcFlagsSpellType spellTypeMask, ProcFlagsSpellPhase spellPhaseMask, ProcFlagsHit hitMask, Spell spell, DamageInfo damageInfo, HealInfo healInfo)
{
// prepare data for self trigger
ProcEventInfo myProcEventInfo = new(this, actionTarget, actionTarget, typeMaskActor, spellTypeMask, spellPhaseMask, hitMask, spell, damageInfo, healInfo);
List<Tuple<uint, AuraApplication>> myAurasTriggeringProc = new();
if (typeMaskActor)
{
GetProcAurasTriggeredOnEvent(myAurasTriggeringProc, myProcAuras, myProcEventInfo);
// needed for example for Cobra Strikes, pet does the attack, but aura is on owner
Player modOwner = GetSpellModOwner();
if (modOwner != null)
{
if (modOwner != this && spell != null)
{
List<AuraApplication> modAuras = new();
foreach (var itr in modOwner.GetAppliedAuras())
{
if (spell.m_appliedMods.Contains(itr.Value.GetBase()))
modAuras.Add(itr.Value);
}
modOwner.GetProcAurasTriggeredOnEvent(myAurasTriggeringProc, modAuras, myProcEventInfo);
}
}
}
// prepare data for target trigger
ProcEventInfo targetProcEventInfo = new(this, actionTarget, this, typeMaskActionTarget, spellTypeMask, spellPhaseMask, hitMask, spell, damageInfo, healInfo);
List<Tuple<uint, AuraApplication>> targetAurasTriggeringProc = new();
if (typeMaskActionTarget && actionTarget != null)
actionTarget.GetProcAurasTriggeredOnEvent(targetAurasTriggeringProc, targetProcAuras, targetProcEventInfo);
TriggerAurasProcOnEvent(myProcEventInfo, myAurasTriggeringProc);
if (typeMaskActionTarget != null && actionTarget != null)
actionTarget.TriggerAurasProcOnEvent(targetProcEventInfo, targetAurasTriggeringProc);
}
void TriggerAurasProcOnEvent(ProcEventInfo eventInfo, List<Tuple<uint, AuraApplication>> aurasTriggeringProc)
{
Spell triggeringSpell = eventInfo.GetProcSpell();
bool disableProcs = triggeringSpell != null && triggeringSpell.IsProcDisabled();
int oldProcChainLength = m_procChainLength;
m_procChainLength = Math.Max(m_procChainLength + 1, triggeringSpell != null ? triggeringSpell.GetProcChainLength() : 0);
if (disableProcs)
SetCantProc(true);
foreach (var (procEffectMask, aurApp) in aurasTriggeringProc)
{
if (aurApp.GetRemoveMode() != 0)
continue;
aurApp.GetBase().TriggerProcOnEvent(procEffectMask, aurApp, eventInfo);
}
if (disableProcs)
SetCantProc(false);
m_procChainLength = oldProcChainLength;
}
void SetCantProc(bool apply)
{
if (apply)
++m_procDeep;
else
{
Cypher.Assert(m_procDeep != 0);
--m_procDeep;
}
}
public void CastStop(uint except_spellid = 0)
{
for (var i = CurrentSpellTypes.Generic; i < CurrentSpellTypes.Max; i++)
if (GetCurrentSpell(i) != null && GetCurrentSpell(i).m_spellInfo.Id != except_spellid)
InterruptSpell(i, false);
}
public ushort GetMaxSkillValueForLevel(Unit target = null)
{
return (ushort)(target != null ? GetLevelForTarget(target) : GetLevel() * 5);
}
public Spell GetCurrentSpell(CurrentSpellTypes spellType)
{
return m_currentSpells.LookupByKey(spellType);
}
public void SetCurrentCastSpell(Spell pSpell)
{
Cypher.Assert(pSpell != null); // NULL may be never passed here, use InterruptSpell or InterruptNonMeleeSpells
CurrentSpellTypes CSpellType = pSpell.GetCurrentContainer();
if (pSpell == GetCurrentSpell(CSpellType)) // avoid breaking self
return;
// special breakage effects:
switch (CSpellType)
{
case CurrentSpellTypes.Generic:
{
InterruptSpell(CurrentSpellTypes.Generic, false);
// generic spells always break channeled not delayed spells
if (GetCurrentSpell(CurrentSpellTypes.Channeled) != null && !GetCurrentSpell(CurrentSpellTypes.Channeled).GetSpellInfo().HasAttribute(SpellAttr5.AllowActionsDuringChannel)
&& !pSpell.GetSpellInfo().HasAttribute(SpellAttr9.AllowCastWhileChanneling))
InterruptSpell(CurrentSpellTypes.Channeled, false);
// autorepeat breaking
if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null)
{
// break autorepeat if not Auto Shot
if (m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
InterruptSpell(CurrentSpellTypes.AutoRepeat);
}
if (pSpell.m_spellInfo.CalcCastTime() > 0)
AddUnitState(UnitState.Casting);
break;
}
case CurrentSpellTypes.Channeled:
{
// channel spells always break generic non-delayed and any channeled spells
InterruptSpell(CurrentSpellTypes.Generic, false);
InterruptSpell(CurrentSpellTypes.Channeled);
// it also does break autorepeat if not Auto Shot
if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null &&
m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id != 75)
InterruptSpell(CurrentSpellTypes.AutoRepeat);
AddUnitState(UnitState.Casting);
break;
}
case CurrentSpellTypes.AutoRepeat:
{
if (GetCurrentSpell(CSpellType) != null && GetCurrentSpell(CSpellType).GetState() == SpellState.Idle)
GetCurrentSpell(CSpellType).SetState(SpellState.Finished);
// only Auto Shoot does not break anything
if (pSpell.m_spellInfo.Id != 75)
{
// generic autorepeats break generic non-delayed and channeled non-delayed spells
InterruptSpell(CurrentSpellTypes.Generic, false);
InterruptSpell(CurrentSpellTypes.Channeled, false);
}
break;
}
default:
break; // other spell types don't break anything now
}
// current spell (if it is still here) may be safely deleted now
if (GetCurrentSpell(CSpellType) != null)
m_currentSpells[CSpellType].SetReferencedFromCurrent(false);
// set new current spell
m_currentSpells[CSpellType] = pSpell;
pSpell.SetReferencedFromCurrent(true);
pSpell.m_selfContainer = m_currentSpells[pSpell.GetCurrentContainer()];
}
public bool IsNonMeleeSpellCast(bool withDelayed, bool skipChanneled = false, bool skipAutorepeat = false, bool isAutoshoot = false, bool skipInstant = true)
{
// We don't do loop here to explicitly show that melee spell is excluded.
// Maybe later some special spells will be excluded too.
// generic spells are cast when they are not finished and not delayed
var currentSpell = GetCurrentSpell(CurrentSpellTypes.Generic);
if (currentSpell != null && (currentSpell.GetState() != SpellState.Finished) && (withDelayed || currentSpell.GetState() != SpellState.Delayed))
{
if (!skipInstant || currentSpell.GetCastTime() != 0)
{
if (!isAutoshoot || !currentSpell.m_spellInfo.HasAttribute(SpellAttr2.DoNotResetCombatTimers))
return true;
}
}
currentSpell = GetCurrentSpell(CurrentSpellTypes.Channeled);
// channeled spells may be delayed, but they are still considered cast
if (!skipChanneled && currentSpell != null && (currentSpell.GetState() != SpellState.Finished))
{
if (!isAutoshoot || !currentSpell.m_spellInfo.HasAttribute(SpellAttr2.DoNotResetCombatTimers))
return true;
}
currentSpell = GetCurrentSpell(CurrentSpellTypes.AutoRepeat);
// autorepeat spells may be finished or delayed, but they are still considered cast
if (!skipAutorepeat && currentSpell != null)
return true;
return false;
}
public static uint SpellCriticalDamageBonus(Unit caster, SpellInfo spellProto, uint damage, Unit victim = null)
{
// Calculate critical bonus
int crit_bonus = (int)damage * 2;
float crit_mod = 0.0f;
if (caster != null)
{
crit_mod += (caster.GetTotalAuraMultiplierByMiscMask(AuraType.ModCritDamageBonus, (uint)spellProto.GetSchoolMask()) - 1.0f) * 100;
if (crit_bonus != 0)
MathFunctions.AddPct(ref crit_bonus, (int)crit_mod);
MathFunctions.AddPct(ref crit_bonus, victim.GetTotalAuraModifier(AuraType.ModCriticalDamageTakenFromCaster, aurEff =>
{
return aurEff.GetCasterGUID() == caster.GetGUID();
}));
crit_bonus -= (int)damage;
// adds additional damage to critBonus (from talents)
Player modOwner = caster.GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellProto, SpellModOp.CritDamageAndHealing, ref crit_bonus);
crit_bonus += (int)damage;
}
return (uint)crit_bonus;
}
public void _DeleteRemovedAuras()
{
while (!m_removedAuras.Empty())
{
m_removedAuras.First().Dispose();
m_removedAuras.RemoveAt(0);
}
m_removedAurasCount = 0;
}
public bool HasStealthAura() { return HasAuraType(AuraType.ModStealth); }
public bool HasInvisibilityAura() { return HasAuraType(AuraType.ModInvisibility); }
public bool IsFeared() { return HasAuraType(AuraType.ModFear); }
public bool IsFrozen() { return HasAuraState(AuraStateType.Frozen); }
public bool HasRootAura() { return HasAuraType(AuraType.ModRoot) || HasAuraType(AuraType.ModRoot2) || HasAuraType(AuraType.ModRootDisableGravity); }
public bool IsPolymorphed()
{
uint transformId = GetTransformSpell();
if (transformId == 0)
return false;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(transformId, GetMap().GetDifficultyID());
if (spellInfo == null)
return false;
return spellInfo.GetSpellSpecific() == SpellSpecificType.MagePolymorph;
}
public static void DealHeal(HealInfo healInfo)
{
int gain = 0;
Unit healer = healInfo.GetHealer();
Unit victim = healInfo.GetTarget();
uint addhealth = healInfo.GetHeal();
UnitAI victimAI = victim.GetAI();
if (victimAI != null)
victimAI.HealReceived(healer, addhealth);
UnitAI healerAI = healer != null ? healer.GetAI() : null;
if (healerAI != null)
healerAI.HealDone(victim, addhealth);
if (addhealth != 0)
gain = (int)victim.ModifyHealth(addhealth);
// Hook for OnHeal Event
uint tempGain = (uint)gain;
Global.ScriptMgr.OnHeal(healer, victim, ref tempGain);
gain = (int)tempGain;
Unit unit = healer;
if (healer != null && healer.IsCreature() && healer.IsTotem())
unit = healer.GetOwner();
if (unit != null)
{
Player bgPlayer = unit.ToPlayer();
if (bgPlayer != null)
{
if (healInfo.GetSpellInfo() == null || !healInfo.GetSpellInfo().HasAttribute(SpellAttr7.DoNotCountForPvpScoreboard))
{
Battleground bg = bgPlayer.GetBattleground();
if (bg != null)
bg.UpdatePlayerScore(bgPlayer, ScoreType.HealingDone, (uint)gain);
}
// use the actual gain, as the overheal shall not be counted, skip gain 0 (it ignored anyway in to criteria)
if (gain != 0)
bgPlayer.UpdateCriteria(CriteriaType.HealingDone, (uint)gain, 0, 0, victim);
bgPlayer.UpdateCriteria(CriteriaType.HighestHealCast, addhealth);
}
}
Player player = victim.ToPlayer();
if (player != null)
{
player.UpdateCriteria(CriteriaType.TotalHealReceived, (uint)gain);
player.UpdateCriteria(CriteriaType.HighestHealReceived, addhealth);
}
if (gain != 0)
healInfo.SetEffectiveHeal(gain > 0 ? (uint)gain : 0u);
}
void SendHealSpellLog(HealInfo healInfo, bool critical = false)
{
SpellHealLog spellHealLog = new();
spellHealLog.TargetGUID = healInfo.GetTarget().GetGUID();
spellHealLog.CasterGUID = healInfo.GetHealer().GetGUID();
spellHealLog.SpellID = healInfo.GetSpellInfo().Id;
spellHealLog.Health = healInfo.GetHeal();
spellHealLog.OriginalHeal = (int)healInfo.GetOriginalHeal();
spellHealLog.OverHeal = healInfo.GetHeal() - healInfo.GetEffectiveHeal();
spellHealLog.Absorbed = healInfo.GetAbsorb();
spellHealLog.Crit = critical;
spellHealLog.LogData.Initialize(healInfo.GetTarget());
SendCombatLogMessage(spellHealLog);
}
public uint HealBySpell(HealInfo healInfo, bool critical = false)
{
// calculate heal absorb and reduce healing
CalcHealAbsorb(healInfo);
DealHeal(healInfo);
SendHealSpellLog(healInfo, critical);
return healInfo.GetEffectiveHeal();
}
public void ApplyCastTimePercentMod(float val, bool apply)
{
if (val > 0.0f)
{
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModCastingSpeed), val, !apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModSpellHaste), val, !apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModHasteRegen), val, !apply);
}
else
{
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModCastingSpeed), -val, apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModSpellHaste), -val, apply);
ApplyPercentModUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.ModHasteRegen), -val, apply);
}
}
public void RemoveAllGroupBuffsFromCaster(ObjectGuid casterGUID)
{
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (aura.GetCasterGUID() == casterGUID && aura.GetSpellInfo().IsGroupBuff())
RemoveOwnedAura(pair);
}
}
public void DelayOwnedAuras(uint spellId, ObjectGuid caster, int delaytime)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (caster.IsEmpty() || aura.GetCasterGUID() == caster)
{
if (aura.GetDuration() < delaytime)
aura.SetDuration(0);
else
aura.SetDuration(aura.GetDuration() - delaytime);
// update for out of range group members (on 1 slot use)
aura.SetNeedClientUpdateForTargets();
}
}
}
public void CalculateSpellDamageTaken(SpellNonMeleeDamage damageInfo, int damage, SpellInfo spellInfo, WeaponAttackType attackType = WeaponAttackType.BaseAttack, bool crit = false, bool blocked = false, Spell spell = null)
{
if (damage < 0)
return;
Unit victim = damageInfo.target;
if (victim == null || !victim.IsAlive())
return;
SpellSchoolMask damageSchoolMask = damageInfo.schoolMask;
// Spells with SPELL_ATTR4_IGNORE_DAMAGE_TAKEN_MODIFIERS ignore resilience because their damage is based off another spell's damage.
if (!spellInfo.HasAttribute(SpellAttr4.IgnoreDamageTakenModifiers))
{
if (IsDamageReducedByArmor(damageSchoolMask, spellInfo))
damage = (int)CalcArmorReducedDamage(damageInfo.attacker, victim, (uint)damage, spellInfo, attackType);
// Per-school calc
switch (spellInfo.DmgClass)
{
// Melee and Ranged Spells
case SpellDmgClass.Ranged:
case SpellDmgClass.Melee:
{
if (crit)
{
damageInfo.HitInfo |= HitInfo.CriticalHit;
// Calculate crit bonus
uint crit_bonus = (uint)damage;
// Apply crit_damage bonus for melee spells
Player modOwner = GetSpellModOwner();
if (modOwner != null)
modOwner.ApplySpellMod(spellInfo, SpellModOp.CritDamageAndHealing, ref crit_bonus);
damage += (int)crit_bonus;
// Increase crit damage from SPELL_AURA_MOD_CRIT_DAMAGE_BONUS
float critPctDamageMod = (GetTotalAuraMultiplierByMiscMask(AuraType.ModCritDamageBonus, (uint)spellInfo.GetSchoolMask()) - 1.0f) * 100;
if (critPctDamageMod != 0)
MathFunctions.AddPct(ref damage, (int)critPctDamageMod);
}
// Spell weapon based damage CAN BE crit & blocked at same time
if (blocked)
{
// double blocked amount if block is critical
float value = victim.GetBlockPercent(GetLevel());
if (victim.IsBlockCritical())
{
value *= 2; // double blocked percent
value *= GetTotalAuraMultiplier(AuraType.ModCriticalBlockAmount);
}
damageInfo.blocked = (uint)MathFunctions.CalculatePct(damage, value);
if (damage <= damageInfo.blocked)
{
damageInfo.blocked = (uint)damage;
damageInfo.fullBlock = true;
}
damage -= (int)damageInfo.blocked;
}
if (CanApplyResilience())
ApplyResilience(victim, ref damage);
break;
}
// Magical Attacks
case SpellDmgClass.None:
case SpellDmgClass.Magic:
{
// If crit add critical bonus
if (crit)
{
damageInfo.HitInfo |= HitInfo.CriticalHit;
damage = (int)SpellCriticalDamageBonus(this, spellInfo, (uint)damage, victim);
}
if (CanApplyResilience())
ApplyResilience(victim, ref damage);
break;
}
default:
break;
}
}
// Script Hook For CalculateSpellDamageTaken -- Allow scripts to change the Damage post class mitigation calculations
Global.ScriptMgr.ModifySpellDamageTaken(damageInfo.target, damageInfo.attacker, ref damage, spellInfo);
// Calculate absorb resist
if (damage < 0)
damage = 0;
damageInfo.damage = (uint)damage;
damageInfo.originalDamage = (uint)damage;
DamageInfo dmgInfo = new(damageInfo, DamageEffectType.SpellDirect, WeaponAttackType.BaseAttack, ProcFlagsHit.None);
CalcAbsorbResist(dmgInfo, spell);
damageInfo.absorb = dmgInfo.GetAbsorb();
damageInfo.resist = dmgInfo.GetResist();
if (damageInfo.absorb != 0)
damageInfo.HitInfo |= (damageInfo.damage - damageInfo.absorb == 0 ? HitInfo.FullAbsorb : HitInfo.PartialAbsorb);
if (damageInfo.resist != 0)
damageInfo.HitInfo |= (damageInfo.damage - damageInfo.resist == 0 ? HitInfo.FullResist : HitInfo.PartialResist);
damageInfo.damage = dmgInfo.GetDamage();
}
public void DealSpellDamage(SpellNonMeleeDamage damageInfo, bool durabilityLoss)
{
if (damageInfo == null)
return;
Unit victim = damageInfo.target;
if (victim == null)
return;
if (!victim.IsAlive() || victim.HasUnitState(UnitState.InFlight) || (victim.IsTypeId(TypeId.Unit) && victim.ToCreature().IsEvadingAttacks()))
return;
if (damageInfo.Spell == null)
{
Log.outDebug(LogFilter.Unit, "Unit.DealSpellDamage has no spell");
return;
}
// Call default DealDamage
CleanDamage cleanDamage = new(damageInfo.cleanDamage, damageInfo.absorb, WeaponAttackType.BaseAttack, MeleeHitOutcome.Normal);
DealDamage(this, victim, damageInfo.damage, cleanDamage, DamageEffectType.SpellDirect, damageInfo.schoolMask, damageInfo.Spell, durabilityLoss);
}
public void SendSpellNonMeleeDamageLog(SpellNonMeleeDamage log)
{
SpellNonMeleeDamageLog packet = new();
packet.Me = log.target.GetGUID();
packet.CasterGUID = log.attacker?.GetGUID() ?? ObjectGuid.Empty;
packet.CastID = log.castId;
packet.SpellID = (int)(log.Spell != null ? log.Spell.Id : 0);
packet.Visual = log.SpellVisual;
packet.Damage = (int)log.damage;
packet.OriginalDamage = (int)log.originalDamage;
if (log.damage > log.preHitHealth)
packet.Overkill = (int)(log.damage - log.preHitHealth);
else
packet.Overkill = -1;
packet.SchoolMask = (byte)log.schoolMask;
packet.Absorbed = (int)log.absorb;
packet.Resisted = (int)log.resist;
packet.ShieldBlock = (int)log.blocked;
packet.Periodic = log.periodicLog;
packet.Flags = (int)log.HitInfo;
ContentTuningParams contentTuningParams = new();
if (contentTuningParams.GenerateDataForUnits(log.attacker, log.target))
packet.ContentTuning = contentTuningParams;
SendCombatLogMessage(packet);
}
public void SendPeriodicAuraLog(SpellPeriodicAuraLogInfo info)
{
AuraEffect aura = info.auraEff;
SpellPeriodicAuraLog data = new();
data.TargetGUID = GetGUID();
data.CasterGUID = aura.GetCasterGUID();
data.SpellID = aura.GetId();
data.LogData.Initialize(this);
SpellPeriodicAuraLog.SpellLogEffect spellLogEffect = new();
spellLogEffect.Effect = (uint)aura.GetAuraType();
spellLogEffect.Amount = info.damage;
spellLogEffect.OriginalDamage = (int)info.originalDamage;
spellLogEffect.OverHealOrKill = (uint)info.overDamage;
spellLogEffect.SchoolMaskOrPower = (uint)aura.GetSpellInfo().GetSchoolMask();
spellLogEffect.AbsorbedOrAmplitude = info.absorb;
spellLogEffect.Resisted = info.resist;
spellLogEffect.Crit = info.critical;
// @todo: implement debug info
ContentTuningParams contentTuningParams = new();
Unit caster = Global.ObjAccessor.GetUnit(this, aura.GetCasterGUID());
if (caster != null && contentTuningParams.GenerateDataForUnits(caster, this))
spellLogEffect.ContentTuning = contentTuningParams;
data.Effects.Add(spellLogEffect);
SendCombatLogMessage(data);
}
void SendSpellDamageResist(Unit target, uint spellId)
{
ProcResist procResist = new();
procResist.Caster = GetGUID();
procResist.SpellID = spellId;
procResist.Target = target.GetGUID();
SendMessageToSet(procResist, true);
}
public void SendSpellDamageImmune(Unit target, uint spellId, bool isPeriodic)
{
SpellOrDamageImmune spellOrDamageImmune = new();
spellOrDamageImmune.CasterGUID = GetGUID();
spellOrDamageImmune.VictimGUID = target.GetGUID();
spellOrDamageImmune.SpellID = spellId;
spellOrDamageImmune.IsPeriodic = isPeriodic;
SendMessageToSet(spellOrDamageImmune, true);
}
public void SendSpellInstakillLog(uint spellId, Unit caster, Unit target = null)
{
SpellInstakillLog spellInstakillLog = new();
spellInstakillLog.Caster = caster.GetGUID();
spellInstakillLog.Target = target != null ? target.GetGUID() : caster.GetGUID();
spellInstakillLog.SpellID = spellId;
SendMessageToSet(spellInstakillLog, false);
}
public void RemoveAurasOnEvade()
{
if (IsCharmedOwnedByPlayerOrPlayer()) // if it is a player owned creature it should not remove the aura
return;
// don't remove vehicle auras, passengers aren't supposed to drop off the vehicle
// don't remove clone caster on evade (to be verified)
bool evadeAuraCheck(Aura aura)
{
if (aura.HasEffectType(AuraType.ControlVehicle))
return false;
if (aura.HasEffectType(AuraType.CloneCaster))
return false;
if (aura.GetSpellInfo().HasAttribute(SpellAttr1.AuraStaysAfterCombat))
return false;
return true;
}
bool evadeAuraApplicationCheck(AuraApplication aurApp)
{
return evadeAuraCheck(aurApp.GetBase());
}
RemoveAppliedAuras(evadeAuraApplicationCheck);
RemoveOwnedAuras(evadeAuraCheck);
}
public void RemoveAllAurasOnDeath()
{
// used just after dieing to remove all visible auras
// and disable the mods for the passive ones
foreach (var app in GetAppliedAuras())
{
if (app.Value == null)
continue;
Aura aura = app.Value.GetBase();
if (!aura.IsPassive() && !aura.IsDeathPersistent())
_UnapplyAura(app, AuraRemoveMode.Death);
}
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (pair.Value == null)
continue;
if (!aura.IsPassive() && !aura.IsDeathPersistent())
RemoveOwnedAura(pair, AuraRemoveMode.Death);
}
}
public void RemoveMovementImpairingAuras(bool withRoot)
{
if (withRoot)
RemoveAurasWithMechanic(1 << (int)Mechanics.Root, AuraRemoveMode.Default, 0, true);
RemoveAurasWithMechanic(1 << (int)Mechanics.Snare, AuraRemoveMode.Default, 0, false);
}
public void RemoveAllAurasRequiringDeadTarget()
{
foreach (var app in GetAppliedAuras())
{
Aura aura = app.Value.GetBase();
if (!aura.IsPassive() && aura.GetSpellInfo().IsRequiringDeadTarget())
_UnapplyAura(app, AuraRemoveMode.Default);
}
foreach (var aura in GetOwnedAuras())
{
if (!aura.Value.IsPassive() && aura.Value.GetSpellInfo().IsRequiringDeadTarget())
RemoveOwnedAura(aura, AuraRemoveMode.Default);
}
}
public AuraEffect IsScriptOverriden(SpellInfo spell, int script)
{
var auras = GetAuraEffectsByType(AuraType.OverrideClassScripts);
foreach (var eff in auras)
{
if (eff.GetMiscValue() == script)
if (eff.IsAffectingSpell(spell))
return eff;
}
return null;
}
public virtual bool IsAffectedByDiminishingReturns() { return (GetCharmerOrOwnerPlayerOrPlayerItself() != null); }
public DiminishingLevels GetDiminishing(DiminishingGroup group)
{
DiminishingReturn diminish = m_Diminishing[(int)group];
if (diminish.HitCount == 0)
return DiminishingLevels.Level1;
// If last spell was cast more than 18 seconds ago - reset level.
if (diminish.Stack == 0 && Time.GetMSTimeDiffToNow(diminish.HitTime) > 18 * Time.InMilliseconds)
return DiminishingLevels.Level1;
return diminish.HitCount;
}
public void IncrDiminishing(SpellInfo auraSpellInfo)
{
DiminishingGroup group = auraSpellInfo.GetDiminishingReturnsGroupForSpell();
DiminishingLevels currentLevel = GetDiminishing(group);
DiminishingLevels maxLevel = auraSpellInfo.GetDiminishingReturnsMaxLevel();
DiminishingReturn diminish = m_Diminishing[(int)group];
if (currentLevel < maxLevel)
diminish.HitCount = currentLevel + 1;
}
public bool ApplyDiminishingToDuration(SpellInfo auraSpellInfo, ref int duration, WorldObject caster, DiminishingLevels previousLevel)
{
DiminishingGroup group = auraSpellInfo.GetDiminishingReturnsGroupForSpell();
if (duration == -1 || group == DiminishingGroup.None)
return true;
int limitDuration = auraSpellInfo.GetDiminishingReturnsLimitDuration();
// test pet/charm masters instead pets/charmeds
Unit targetOwner = GetCharmerOrOwner();
Unit casterOwner = caster.GetCharmerOrOwner();
if (limitDuration > 0 && duration > limitDuration)
{
Unit target = targetOwner ?? this;
WorldObject source = casterOwner ?? caster;
if (target.IsAffectedByDiminishingReturns() && source.IsPlayer())
duration = limitDuration;
}
float mod = 1.0f;
switch (group)
{
case DiminishingGroup.Taunt:
if (IsTypeId(TypeId.Unit) && ToCreature().GetCreatureTemplate().FlagsExtra.HasAnyFlag(CreatureFlagsExtra.ObeysTauntDiminishingReturns))
{
DiminishingLevels diminish = previousLevel;
switch (diminish)
{
case DiminishingLevels.Level1:
break;
case DiminishingLevels.Level2:
mod = 0.65f;
break;
case DiminishingLevels.Level3:
mod = 0.4225f;
break;
case DiminishingLevels.Level4:
mod = 0.274625f;
break;
case DiminishingLevels.TauntImmune:
mod = 0.0f;
break;
default:
break;
}
}
break;
case DiminishingGroup.AOEKnockback:
if (auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.All ||
(auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.Player &&
(targetOwner != null ? targetOwner.IsAffectedByDiminishingReturns() : IsAffectedByDiminishingReturns())))
{
DiminishingLevels diminish = previousLevel;
switch (diminish)
{
case DiminishingLevels.Level1:
break;
case DiminishingLevels.Level2:
mod = 0.5f;
break;
default:
break;
}
}
break;
default:
if (auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.All ||
(auraSpellInfo.GetDiminishingReturnsGroupType() == DiminishingReturnsType.Player &&
(targetOwner != null ? targetOwner.IsAffectedByDiminishingReturns() : IsAffectedByDiminishingReturns())))
{
DiminishingLevels diminish = previousLevel;
switch (diminish)
{
case DiminishingLevels.Level1:
break;
case DiminishingLevels.Level2:
mod = 0.5f;
break;
case DiminishingLevels.Level3:
mod = 0.25f;
break;
case DiminishingLevels.Immune:
mod = 0.0f;
break;
default: break;
}
}
break;
}
duration = (int)(duration * mod);
return duration != 0;
}
public void ApplyDiminishingAura(DiminishingGroup group, bool apply)
{
// Checking for existing in the table
DiminishingReturn diminish = m_Diminishing[(int)group];
if (apply)
++diminish.Stack;
else if (diminish.Stack != 0)
{
--diminish.Stack;
// Remember time after last aura from group removed
if (diminish.Stack == 0)
diminish.HitTime = GameTime.GetGameTimeMS();
}
}
void ClearDiminishings()
{
for (int i = 0; i < (int)DiminishingGroup.Max; ++i)
m_Diminishing[i].Clear();
}
// Interrupts
public void InterruptNonMeleeSpells(bool withDelayed, uint spell_id = 0, bool withInstant = true)
{
// generic spells are interrupted if they are not finished or delayed
if (GetCurrentSpell(CurrentSpellTypes.Generic) != null && (spell_id == 0 || m_currentSpells[CurrentSpellTypes.Generic].m_spellInfo.Id == spell_id))
InterruptSpell(CurrentSpellTypes.Generic, withDelayed, withInstant);
// autorepeat spells are interrupted if they are not finished or delayed
if (GetCurrentSpell(CurrentSpellTypes.AutoRepeat) != null && (spell_id == 0 || m_currentSpells[CurrentSpellTypes.AutoRepeat].m_spellInfo.Id == spell_id))
InterruptSpell(CurrentSpellTypes.AutoRepeat, withDelayed, withInstant);
// channeled spells are interrupted if they are not finished, even if they are delayed
if (GetCurrentSpell(CurrentSpellTypes.Channeled) != null && (spell_id == 0 || m_currentSpells[CurrentSpellTypes.Channeled].m_spellInfo.Id == spell_id))
InterruptSpell(CurrentSpellTypes.Channeled, true, true);
}
public void InterruptSpell(CurrentSpellTypes spellType, bool withDelayed = true, bool withInstant = true)
{
Cypher.Assert(spellType < CurrentSpellTypes.Max);
Log.outDebug(LogFilter.Unit, "Interrupt spell for unit {0}", GetEntry());
Spell spell = m_currentSpells.LookupByKey(spellType);
if (spell != null
&& (withDelayed || spell.GetState() != SpellState.Delayed)
&& (withInstant || spell.GetCastTime() > 0 || spell.GetState() == SpellState.Casting))
{
// for example, do not let self-stun aura interrupt itself
if (!spell.IsInterruptable())
return;
// send autorepeat cancel message for autorepeat spells
if (spellType == CurrentSpellTypes.AutoRepeat)
if (IsTypeId(TypeId.Player))
ToPlayer().SendAutoRepeatCancel(this);
if (spell.GetState() != SpellState.Finished)
spell.Cancel();
else
{
m_currentSpells[spellType] = null;
spell.SetReferencedFromCurrent(false);
}
if (IsCreature() && IsAIEnabled())
ToCreature().GetAI().OnSpellFailed(spell.GetSpellInfo());
}
}
public void UpdateInterruptMask()
{
m_interruptMask = SpellAuraInterruptFlags.None;
m_interruptMask2 = SpellAuraInterruptFlags2.None;
foreach (AuraApplication aurApp in m_interruptableAuras)
{
m_interruptMask |= aurApp.GetBase().GetSpellInfo().AuraInterruptFlags;
m_interruptMask2 |= aurApp.GetBase().GetSpellInfo().AuraInterruptFlags2;
}
Spell spell = GetCurrentSpell(CurrentSpellTypes.Channeled);
if (spell != null)
{
if (spell.GetState() == SpellState.Casting)
{
m_interruptMask |= spell.m_spellInfo.ChannelInterruptFlags;
m_interruptMask2 |= spell.m_spellInfo.ChannelInterruptFlags2;
}
}
}
// Auras
public List<Aura> GetSingleCastAuras() { return m_scAuras; }
public List<KeyValuePair<uint, Aura>> GetOwnedAuras()
{
return m_ownedAuras.KeyValueList;
}
public List<KeyValuePair<uint, AuraApplication>> GetAppliedAuras()
{
return m_appliedAuras.KeyValueList;
}
public Aura AddAura(uint spellId, Unit target)
{
if (target == null)
return null;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spellId, GetMap().GetDifficultyID());
if (spellInfo == null)
return null;
return AddAura(spellInfo, SpellConst.MaxEffectMask, target);
}
public Aura AddAura(SpellInfo spellInfo, uint effMask, Unit target)
{
if (spellInfo == null)
return null;
if (!target.IsAlive() && !spellInfo.IsPassive() && !spellInfo.HasAttribute(SpellAttr2.AllowDeadTarget))
return null;
if (target.IsImmunedToSpell(spellInfo, this))
return null;
foreach (var spellEffectInfo in spellInfo.GetEffects())
{
if ((effMask & (1 << (int)spellEffectInfo.EffectIndex)) == 0)
continue;
if (target.IsImmunedToSpellEffect(spellInfo, spellEffectInfo, this))
effMask &= ~(1u << (int)spellEffectInfo.EffectIndex);
}
if (effMask == 0)
return null;
ObjectGuid castId = ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, GetMapId(), spellInfo.Id, GetMap().GenerateLowGuid(HighGuid.Cast));
AuraCreateInfo createInfo = new(castId, spellInfo, GetMap().GetDifficultyID(), effMask, target);
createInfo.SetCaster(this);
Aura aura = Aura.TryRefreshStackOrCreate(createInfo);
if (aura != null)
{
aura.ApplyForTargets();
return aura;
}
return null;
}
public void HandleSpellClick(Unit clicker, sbyte seatId = -1)
{
bool spellClickHandled = false;
uint spellClickEntry = GetVehicleKit() != null ? GetVehicleKit().GetCreatureEntry() : GetEntry();
TriggerCastFlags flags = GetVehicleKit() != null ? TriggerCastFlags.IgnoreCasterMountedOrOnVehicle : TriggerCastFlags.None;
var clickBounds = Global.ObjectMgr.GetSpellClickInfoMapBounds(spellClickEntry);
foreach (var clickInfo in clickBounds)
{
//! First check simple relations from clicker to clickee
if (!clickInfo.IsFitToRequirements(clicker, this))
continue;
//! Check database conditions
if (!Global.ConditionMgr.IsObjectMeetingSpellClickConditions(spellClickEntry, clickInfo.spellId, clicker, this))
continue;
spellClickHandled = HandleSpellClick(clicker, seatId, clickInfo.spellId, flags, clickInfo);
// if (!spellEntry) should be checked at npc_spellclick load
}
Creature creature = ToCreature();
if (creature != null && creature.IsAIEnabled())
creature.GetAI().OnSpellClick(clicker, ref spellClickHandled);
}
public bool HandleSpellClick(Unit clicker, sbyte seatId, uint spellId, TriggerCastFlags flags = TriggerCastFlags.None, SpellClickInfo spellClickInfo = null)
{
Unit caster = clicker;
Unit target = this;
ObjectGuid origCasterGUID = caster.GetGUID();
SpellCastResult castResult = SpellCastResult.Success;
if (spellClickInfo != null)
{
caster = (spellClickInfo.castFlags & (byte)SpellClickCastFlags.CasterClicker) != 0 ? clicker : this;
target = (spellClickInfo.castFlags & (byte)SpellClickCastFlags.TargetClicker) != 0 ? clicker : this;
origCasterGUID = (spellClickInfo.castFlags & (byte)SpellClickCastFlags.OrigCasterOwner) != 0 ? GetOwnerGUID() : clicker.GetGUID();
}
if (spellId == 0)
{
Log.outError(LogFilter.Sql, $"No valid spell specified for clickee {target.GetGUID()} and clicker {caster.GetGUID()}!");
return false;
}
SpellInfo spellEntry = Global.SpellMgr.GetSpellInfo(spellId, caster.GetMap().GetDifficultyID());
byte effectIndex = 0;
bool hasControlVehicleAura = false;
foreach (SpellEffectInfo spellEffectInfo in spellEntry.GetEffects())
{
if (spellEffectInfo.ApplyAuraName == AuraType.ControlVehicle)
{
hasControlVehicleAura = true;
break;
}
++effectIndex;
}
if (seatId > -1)
{
if (!hasControlVehicleAura)
{
if (spellClickInfo == null)
Log.outError(LogFilter.Sql, $"RideSpell {spellId} specified in vehicle_accessory or vehicle_template_accessory is not a valid vehicle enter aura!");
else
Log.outError(LogFilter.Sql, $"Spell {spellId} specified in npc_spellclick_spells is not a valid vehicle enter aura!");
return false;
}
if (IsInMap(caster))
{
CastSpellExtraArgs args = new(flags);
args.OriginalCaster = origCasterGUID;
args.AddSpellMod(SpellValueMod.BasePoint0 + effectIndex, seatId + 1);
castResult = caster.CastSpell(target, spellId, args);
}
else // This can happen during Player::_LoadAuras
{
int[] bp = new int[SpellConst.MaxEffects];
foreach (SpellEffectInfo spellEffectInfo in spellEntry.GetEffects())
bp[spellEffectInfo.EffectIndex] = (int)spellEffectInfo.BasePoints;
bp[effectIndex] = seatId;
AuraCreateInfo createInfo = new(ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, GetMapId(), spellEntry.Id, GetMap().GenerateLowGuid(HighGuid.Cast)), spellEntry, GetMap().GetDifficultyID(), SpellConst.MaxEffectMask, this);
createInfo.SetCaster(clicker);
createInfo.SetBaseAmount(bp);
createInfo.SetCasterGUID(origCasterGUID);
Aura.TryRefreshStackOrCreate(createInfo);
}
}
else
{
if (IsInMap(caster))
castResult = caster.CastSpell(target, spellEntry.Id, new CastSpellExtraArgs().SetOriginalCaster(origCasterGUID));
else
{
AuraCreateInfo createInfo = new(ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, GetMapId(), spellEntry.Id, GetMap().GenerateLowGuid(HighGuid.Cast)), spellEntry, GetMap().GetDifficultyID(), SpellConst.MaxEffectMask, this);
createInfo.SetCaster(clicker);
createInfo.SetCasterGUID(origCasterGUID);
Aura.TryRefreshStackOrCreate(createInfo);
}
}
return castResult == SpellCastResult.Success;
}
public bool HasAura(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0)
{
return GetAuraApplication(spellId, casterGUID, itemCasterGUID, reqEffMask) != null;
}
public bool HasAura(Func<Aura, bool> predicate)
{
return GetAuraApplication(predicate) != null;
}
public bool HasAuraEffect(uint spellId, uint effIndex, ObjectGuid casterGUID = default)
{
var range = m_appliedAuras.LookupByKey(spellId);
if (!range.Empty())
{
foreach (var aura in range)
if (aura.HasEffect(effIndex) && (casterGUID.IsEmpty() || aura.GetBase().GetCasterGUID() == casterGUID))
return true;
}
return false;
}
public bool HasAuraWithMechanic(ulong mechanicMask)
{
foreach (var pair in GetAppliedAuras())
{
SpellInfo spellInfo = pair.Value.GetBase().GetSpellInfo();
if (spellInfo.Mechanic != 0 && Convert.ToBoolean(mechanicMask & (1ul << (int)spellInfo.Mechanic)))
return true;
foreach (var spellEffectInfo in spellInfo.GetEffects())
if (spellEffectInfo != null && pair.Value.HasEffect(spellEffectInfo.EffectIndex) && spellEffectInfo.IsEffect() && spellEffectInfo.Mechanic != 0)
if ((mechanicMask & (1ul << (int)spellEffectInfo.Mechanic)) != 0)
return true;
}
return false;
}
public bool HasAuraType(AuraType auraType)
{
return !m_modAuras.LookupByKey(auraType).Empty();
}
public bool HasAuraTypeWithCaster(AuraType auraType, ObjectGuid caster)
{
foreach (var auraEffect in GetAuraEffectsByType(auraType))
if (caster == auraEffect.GetCasterGUID())
return true;
return false;
}
public bool HasAuraTypeWithMiscvalue(AuraType auraType, int miscvalue)
{
foreach (var auraEffect in GetAuraEffectsByType(auraType))
if (miscvalue == auraEffect.GetMiscValue())
return true;
return false;
}
public bool HasAuraTypeWithAffectMask(AuraType auraType, SpellInfo affectedSpell)
{
foreach (var auraEffect in GetAuraEffectsByType(auraType))
if (auraEffect.IsAffectingSpell(affectedSpell))
return true;
return false;
}
public bool HasAuraTypeWithValue(AuraType auraType, int value)
{
foreach (var auraEffect in GetAuraEffectsByType(auraType))
if (value == auraEffect.GetAmount())
return true;
return false;
}
public bool HasAuraTypeWithTriggerSpell(AuraType auratype, uint triggerSpell)
{
foreach (var aura in GetAuraEffectsByType(auratype))
if (aura.GetSpellEffectInfo().TriggerSpell == triggerSpell)
return true;
return false;
}
public bool HasNegativeAuraWithInterruptFlag(SpellAuraInterruptFlags flag, ObjectGuid guid = default)
{
if (!HasInterruptFlag(flag))
return false;
foreach (var aura in m_interruptableAuras)
{
if (!aura.IsPositive() && aura.GetBase().GetSpellInfo().HasAuraInterruptFlag(flag)
&& (guid.IsEmpty() || aura.GetBase().GetCasterGUID() == guid))
return true;
}
return false;
}
public bool HasNegativeAuraWithInterruptFlag(SpellAuraInterruptFlags2 flag, ObjectGuid guid = default)
{
if (!HasInterruptFlag(flag))
return false;
foreach (var aura in m_interruptableAuras)
{
if (!aura.IsPositive() && aura.GetBase().GetSpellInfo().HasAuraInterruptFlag(flag)
&& (guid.IsEmpty() || aura.GetBase().GetCasterGUID() == guid))
return true;
}
return false;
}
public bool HasStrongerAuraWithDR(SpellInfo auraSpellInfo, Unit caster)
{
DiminishingGroup diminishGroup = auraSpellInfo.GetDiminishingReturnsGroupForSpell();
DiminishingLevels level = GetDiminishing(diminishGroup);
foreach (var itr in GetAppliedAuras())
{
SpellInfo spellInfo = itr.Value.GetBase().GetSpellInfo();
if (spellInfo.GetDiminishingReturnsGroupForSpell() != diminishGroup)
continue;
int existingDuration = itr.Value.GetBase().GetDuration();
int newDuration = auraSpellInfo.GetMaxDuration();
ApplyDiminishingToDuration(auraSpellInfo, ref newDuration, caster, level);
if (newDuration > 0 && newDuration < existingDuration)
return true;
}
return false;
}
public uint GetAuraCount(uint spellId)
{
uint count = 0;
var range = m_appliedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (aura.GetBase().GetStackAmount() == 0)
++count;
else
count += aura.GetBase().GetStackAmount();
}
return count;
}
public Aura GetAuraOfRankedSpell(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0)
{
var aurApp = GetAuraApplicationOfRankedSpell(spellId, casterGUID, itemCasterGUID, reqEffMask);
return aurApp?.GetBase();
}
public AuraApplication GetAuraApplicationOfRankedSpell(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0, AuraApplication except = null)
{
uint rankSpell = Global.SpellMgr.GetFirstSpellInChain(spellId);
while (rankSpell != 0)
{
AuraApplication aurApp = GetAuraApplication(rankSpell, casterGUID, itemCasterGUID, reqEffMask, except);
if (aurApp != null)
return aurApp;
rankSpell = Global.SpellMgr.GetNextSpellInChain(rankSpell);
}
return null;
}
public List<DispelableAura> GetDispellableAuraList(WorldObject caster, uint dispelMask, bool isReflect = false)
{
List<DispelableAura> dispelList = new();
var auras = GetOwnedAuras();
foreach (var pair in auras)
{
Aura aura = pair.Value;
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
if (aurApp == null)
continue;
// don't try to remove passive auras
if (aura.IsPassive())
continue;
if (Convert.ToBoolean(aura.GetSpellInfo().GetDispelMask() & dispelMask))
{
// do not remove positive auras if friendly target
// negative auras if non-friendly
// unless we're reflecting (dispeller eliminates one of it's benefitial buffs)
if (isReflect != (aurApp.IsPositive() == IsFriendlyTo(caster)))
continue;
// 2.4.3 Patch Notes: "Dispel effects will no longer attempt to remove effects that have 100% dispel resistance."
int chance = aura.CalcDispelChance(this, !IsFriendlyTo(caster));
if (chance == 0)
continue;
// The charges / stack amounts don't count towards the total number of auras that can be dispelled.
// Ie: A dispel on a target with 5 stacks of Winters Chill and a Polymorph has 1 / (1 + 1) . 50% chance to dispell
// Polymorph instead of 1 / (5 + 1) . 16%.
bool dispelCharges = aura.GetSpellInfo().HasAttribute(SpellAttr7.DispelRemovesCharges);
byte charges = dispelCharges ? aura.GetCharges() : aura.GetStackAmount();
if (charges > 0)
dispelList.Add(new DispelableAura(aura, chance, charges));
}
}
return dispelList;
}
bool IsInterruptFlagIgnoredForSpell(SpellAuraInterruptFlags flag, Unit unit, SpellInfo auraSpellInfo, bool isChannel, SpellInfo interruptSource)
{
switch (flag)
{
case SpellAuraInterruptFlags.Moving:
return unit.CanCastSpellWhileMoving(auraSpellInfo);
case SpellAuraInterruptFlags.Action:
case SpellAuraInterruptFlags.ActionDelayed:
if (interruptSource != null)
{
if (interruptSource.HasAttribute(SpellAttr1.AllowWhileStealthed) && auraSpellInfo.Dispel == DispelType.Stealth)
return true;
if (interruptSource.HasAttribute(SpellAttr2.AllowWhileInvisible) && auraSpellInfo.Dispel == DispelType.Invisibility)
return true;
if (interruptSource.HasAttribute(SpellAttr9.AllowCastWhileChanneling) && isChannel)
return true;
}
break;
default:
break;
}
return false;
}
bool IsInterruptFlagIgnoredForSpell(SpellAuraInterruptFlags2 flag, Unit unit, SpellInfo auraSpellInfo, bool isChannel, SpellInfo interruptSource)
{
return false;
}
public void RemoveAurasWithInterruptFlags(SpellAuraInterruptFlags flag, SpellInfo source = null)
{
if (!HasInterruptFlag(flag))
return;
// interrupt auras
for (var i = 0; i < m_interruptableAuras.Count; i++)
{
Aura aura = m_interruptableAuras[i].GetBase();
if (aura.GetSpellInfo().HasAuraInterruptFlag(flag) && (source == null || aura.GetId() != source.Id) && !IsInterruptFlagIgnoredForSpell(flag, this, aura.GetSpellInfo(), false, source))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aura, AuraRemoveMode.Interrupt);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
// interrupt channeled spell
Spell spell = GetCurrentSpell(CurrentSpellTypes.Channeled);
if (spell != null)
{
if (spell.GetState() == SpellState.Casting
&& spell.GetSpellInfo().HasChannelInterruptFlag(flag)
&& (source == null || spell.GetSpellInfo().Id != source.Id)
&& !IsInterruptFlagIgnoredForSpell(flag, this, spell.GetSpellInfo(), true, source))
InterruptNonMeleeSpells(false);
}
UpdateInterruptMask();
}
public void RemoveAurasWithInterruptFlags(SpellAuraInterruptFlags2 flag, SpellInfo source = null)
{
if (!HasInterruptFlag(flag))
return;
// interrupt auras
for (var i = 0; i < m_interruptableAuras.Count; i++)
{
Aura aura = m_interruptableAuras[i].GetBase();
if (aura.GetSpellInfo().HasAuraInterruptFlag(flag) && (source == null || aura.GetId() != source.Id) && !IsInterruptFlagIgnoredForSpell(flag, this, aura.GetSpellInfo(), false, source))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aura, AuraRemoveMode.Interrupt);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
// interrupt channeled spell
Spell spell = GetCurrentSpell(CurrentSpellTypes.Channeled);
if (spell != null)
{
if (spell.GetState() == SpellState.Casting
&& spell.GetSpellInfo().HasChannelInterruptFlag(flag)
&& (source == null || spell.GetSpellInfo().Id != source.Id)
&& !IsInterruptFlagIgnoredForSpell(flag, this, spell.GetSpellInfo(), true, source))
InterruptNonMeleeSpells(false);
}
UpdateInterruptMask();
}
public void RemoveAurasWithMechanic(ulong mechanicMaskToRemove, AuraRemoveMode removeMode = AuraRemoveMode.Default, uint exceptSpellId = 0, bool withEffectMechanics = false)
{
List<Aura> aurasToUpdateTargets = new();
RemoveAppliedAuras(aurApp =>
{
Aura aura = aurApp.GetBase();
if (exceptSpellId != 0 && aura.GetId() == exceptSpellId)
return false;
ulong appliedMechanicMask = aura.GetSpellInfo().GetSpellMechanicMaskByEffectMask(aurApp.GetEffectMask());
if ((appliedMechanicMask & mechanicMaskToRemove) == 0)
return false;
// spell mechanic matches required mask for removal
if (((1ul << (int)aura.GetSpellInfo().Mechanic) & mechanicMaskToRemove) != 0 || withEffectMechanics)
return true;
// effect mechanic matches required mask for removal - don't remove, only update targets
aurasToUpdateTargets.Add(aura);
return false;
}, removeMode);
foreach (Aura aura in aurasToUpdateTargets)
{
aura.UpdateTargetMap(aura.GetCaster());
// Fully remove the aura if all effects were removed
if (!aura.IsPassive() && aura.GetOwner() == this && aura.GetApplicationOfTarget(GetGUID()) == null)
aura.Remove(removeMode);
}
}
public void RemoveAurasDueToSpellBySteal(uint spellId, ObjectGuid casterGUID, WorldObject stealer, int stolenCharges = 1)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (aura.GetCasterGUID() == casterGUID)
{
int[] damage = new int[SpellConst.MaxEffects];
int[] baseDamage = new int[SpellConst.MaxEffects];
uint effMask = 0;
uint recalculateMask = 0;
Unit caster = aura.GetCaster();
for (byte i = 0; i < SpellConst.MaxEffects; ++i)
{
if (aura.GetEffect(i) != null)
{
baseDamage[i] = aura.GetEffect(i).GetBaseAmount();
damage[i] = aura.GetEffect(i).GetAmount();
effMask |= 1u << i;
if (aura.GetEffect(i).CanBeRecalculated())
recalculateMask |= 1u << i;
}
else
{
baseDamage[i] = 0;
damage[i] = 0;
}
}
bool stealCharge = aura.GetSpellInfo().HasAttribute(SpellAttr7.DispelRemovesCharges);
// Cast duration to unsigned to prevent permanent aura's such as Righteous Fury being permanently added to caster
uint dur = (uint)Math.Min(2u * Time.Minute * Time.InMilliseconds, aura.GetDuration());
Unit unitStealer = stealer.ToUnit();
if (unitStealer != null)
{
Aura oldAura = unitStealer.GetAura(aura.GetId(), aura.GetCasterGUID());
if (oldAura != null)
{
if (stealCharge)
oldAura.ModCharges(stolenCharges);
else
oldAura.ModStackAmount(stolenCharges);
oldAura.SetDuration((int)dur);
}
else
{
// single target state must be removed before aura creation to preserve existing single target aura
if (aura.IsSingleTarget())
aura.UnregisterSingleTarget();
AuraCreateInfo createInfo = new(aura.GetCastId(), aura.GetSpellInfo(), aura.GetCastDifficulty(), effMask, stealer);
createInfo.SetCasterGUID(aura.GetCasterGUID());
createInfo.SetBaseAmount(baseDamage);
createInfo.SetStackAmount(stolenCharges);
Aura newAura = Aura.TryRefreshStackOrCreate(createInfo);
if (newAura != null)
{
// created aura must not be single target aura, so stealer won't loose it on recast
if (newAura.IsSingleTarget())
{
newAura.UnregisterSingleTarget();
// bring back single target aura status to the old aura
aura.SetIsSingleTarget(true);
caster.GetSingleCastAuras().Add(aura);
}
// FIXME: using aura.GetMaxDuration() maybe not blizzlike but it fixes stealing of spells like Innervate
newAura.SetLoadedState(aura.GetMaxDuration(), (int)dur, stealCharge ? stolenCharges : aura.GetCharges(), recalculateMask, damage);
newAura.ApplyForTargets();
}
}
}
if (stealCharge)
aura.ModCharges(-stolenCharges, AuraRemoveMode.EnemySpell);
else
aura.ModStackAmount(-stolenCharges, AuraRemoveMode.EnemySpell);
return;
}
}
}
public void RemoveAurasDueToItemSpell(uint spellId, ObjectGuid castItemGuid)
{
var appliedAuras = m_appliedAuras.LookupByKey(spellId);
for (var i = 0; i < appliedAuras.Count; ++i)
{
AuraApplication app = appliedAuras[i];
if (app.GetBase().GetCastItemGUID() == castItemGuid)
{
RemoveAura(app);
}
}
}
public void RemoveAurasByType(AuraType auraType, ObjectGuid casterGUID = default, Aura except = null, bool negative = true, bool positive = true)
{
var list = m_modAuras[auraType];
for (var i = 0; i < list.Count; i++)
{
Aura aura = list[i].GetBase();
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
if (aura != except && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
&& ((negative && !aurApp.IsPositive()) || (positive && aurApp.IsPositive())))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aurApp);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
}
public void RemoveNotOwnSingleTargetAuras(bool onPhaseChange = false)
{
// Iterate m_ownedAuras - aura is marked as single target in Unit::AddAura (and pushed to m_ownedAuras).
// m_appliedAuras will NOT contain the aura before first Unit::Update after adding it to m_ownedAuras.
// Quickly removing such an aura will lead to it not being unregistered from caster's single cast auras container
// leading to assertion failures if the aura was cast on a player that can
// (and is changing map at the point where this function is called).
// Such situation occurs when player is logging in inside an instance and fails the entry check for any reason.
// The aura that was loaded from db (indirectly, via linked casts) gets removed before it has a chance
// to register in m_appliedAuras
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (aura.GetCasterGUID() != GetGUID() && aura.IsSingleTarget())
{
if (onPhaseChange)
RemoveOwnedAura(pair);
else
{
Unit caster = aura.GetCaster();
if (caster == null || !caster.InSamePhase(this))
RemoveOwnedAura(pair);
}
}
}
// single target auras at other targets
for (var i = 0; i < m_scAuras.Count; i++)
{
var aura = m_scAuras[i];
if (aura.GetUnitOwner() != this && (!onPhaseChange || !aura.GetUnitOwner().InSamePhase(this)))
aura.Remove();
}
}
// All aura base removes should go through this function!
public void RemoveOwnedAura(KeyValuePair<uint, Aura> keyValuePair, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
Aura aura = keyValuePair.Value;
Cypher.Assert(!aura.IsRemoved());
m_ownedAuras.Remove(keyValuePair);
m_removedAuras.Add(aura);
// Unregister single target aura
if (aura.IsSingleTarget())
aura.UnregisterSingleTarget();
aura._Remove(removeMode);
}
public void RemoveOwnedAura(uint spellId, ObjectGuid casterGUID = default, uint reqEffMask = 0, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
foreach (var pair in GetOwnedAuras())
{
if (pair.Key != spellId)
continue;
if (((pair.Value.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || pair.Value.GetCasterGUID() == casterGUID))
RemoveOwnedAura(pair, removeMode);
}
}
public void RemoveOwnedAura(Aura auraToRemove, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
if (auraToRemove.IsRemoved())
return;
Cypher.Assert(auraToRemove.GetOwner() == this);
if (removeMode == AuraRemoveMode.None)
{
Log.outError(LogFilter.Spells, "Unit.RemoveOwnedAura() called with unallowed removeMode AURA_REMOVE_NONE, spellId {0}", auraToRemove.GetId());
return;
}
uint spellId = auraToRemove.GetId();
foreach (var pair in GetOwnedAuras())
{
if (pair.Key != spellId)
continue;
if (pair.Value == auraToRemove)
{
RemoveOwnedAura(pair, removeMode);
return;
}
}
Cypher.Assert(false);
}
public void RemoveAurasDueToSpell(uint spellId, ObjectGuid casterGUID = default, uint reqEffMask = 0, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
foreach (var pair in GetAppliedAuras())
{
if (pair.Key != spellId)
continue;
Aura aura = pair.Value.GetBase();
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID))
{
RemoveAura(pair, removeMode);
}
}
}
public void RemoveAurasDueToSpellByDispel(uint spellId, uint dispellerSpellId, ObjectGuid casterGUID, WorldObject dispeller, byte chargesRemoved = 1)
{
foreach (var pair in GetOwnedAuras())
{
if (pair.Key != spellId)
continue;
Aura aura = pair.Value;
if (aura.GetCasterGUID() == casterGUID)
{
DispelInfo dispelInfo = new(dispeller, dispellerSpellId, chargesRemoved);
// Call OnDispel hook on AuraScript
aura.CallScriptDispel(dispelInfo);
if (aura.GetSpellInfo().HasAttribute(SpellAttr7.DispelRemovesCharges))
aura.ModCharges(-dispelInfo.GetRemovedCharges(), AuraRemoveMode.EnemySpell);
else
aura.ModStackAmount(-dispelInfo.GetRemovedCharges(), AuraRemoveMode.EnemySpell);
// Call AfterDispel hook on AuraScript
aura.CallScriptAfterDispel(dispelInfo);
return;
}
}
}
public void RemoveAuraFromStack(uint spellId, ObjectGuid casterGUID = default, AuraRemoveMode removeMode = AuraRemoveMode.Default, ushort num = 1)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if ((aura.GetAuraType() == AuraObjectType.Unit) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID))
{
aura.ModStackAmount(-num, removeMode);
return;
}
}
}
public void RemoveAura(KeyValuePair<uint, AuraApplication> appMap, AuraRemoveMode mode = AuraRemoveMode.Default)
{
var aurApp = appMap.Value;
// Do not remove aura which is already being removed
if (aurApp.HasRemoveMode())
return;
Aura aura = aurApp.GetBase();
_UnapplyAura(appMap, mode);
// Remove aura - for Area and Target auras
if (aura.GetOwner() == this)
aura.Remove(mode);
}
public void RemoveAura(uint spellId, ObjectGuid caster = default, uint reqEffMask = 0, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
var range = m_appliedAuras.LookupByKey(spellId);
foreach (var iter in range)
{
Aura aura = iter.GetBase();
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (caster.IsEmpty() || aura.GetCasterGUID() == caster))
{
RemoveAura(iter, removeMode);
return;
}
}
}
public void RemoveAura(AuraApplication aurApp, AuraRemoveMode mode = AuraRemoveMode.Default)
{
// we've special situation here, RemoveAura called while during aura removal
// this kind of call is needed only when aura effect removal handler
// or event triggered by it expects to remove
// not yet removed effects of an aura
if (aurApp.HasRemoveMode())
{
// remove remaining effects of an aura
for (byte effectIndex = 0; effectIndex < SpellConst.MaxEffects; ++effectIndex)
{
if (aurApp.HasEffect(effectIndex))
aurApp._HandleEffect(effectIndex, false);
}
return;
}
// no need to remove
if (aurApp.GetBase().GetApplicationOfTarget(GetGUID()) != aurApp || aurApp.GetBase().IsRemoved())
return;
uint spellId = aurApp.GetBase().GetId();
var range = m_appliedAuras.Where(p => p.Key == spellId);
foreach (var pair in range)
{
if (aurApp == pair.Value)
{
RemoveAura(pair, mode);
return;
}
}
}
public void RemoveAura(Aura aura, AuraRemoveMode mode = AuraRemoveMode.Default)
{
if (aura.IsRemoved())
return;
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
if (aurApp != null)
RemoveAura(aurApp, mode);
}
public void RemoveAurasWithAttribute(SpellAttr0 flags)
{
foreach (var app in GetAppliedAuras())
{
SpellInfo spell = app.Value.GetBase().GetSpellInfo();
if (spell.HasAttribute(flags))
RemoveAura(app);
}
}
public void RemoveAurasWithFamily(SpellFamilyNames family, FlagArray128 familyFlag, ObjectGuid casterGUID)
{
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
{
SpellInfo spell = aura.GetSpellInfo();
if (spell.SpellFamilyName == family && spell.SpellFamilyFlags & familyFlag)
{
RemoveAura(pair);
continue;
}
}
}
}
public void RemoveAppliedAuras(Func<AuraApplication, bool> check, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
foreach (var pair in GetAppliedAuras())
{
if (check(pair.Value))
RemoveAura(pair, removeMode);
}
}
public void RemoveOwnedAuras(Func<Aura, bool> check, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
foreach (var pair in GetOwnedAuras())
{
if (check(pair.Value))
RemoveOwnedAura(pair, removeMode);
}
}
void RemoveAppliedAuras(uint spellId, Func<AuraApplication, bool> check, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
var list = m_appliedAuras.LookupByKey(spellId);
foreach (var app in list)
{
if (check(app))
RemoveAura(app, removeMode);
}
}
void RemoveOwnedAuras(uint spellId, Func<Aura, bool> check, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
var list = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in list)
{
if (check(aura))
RemoveOwnedAura(aura, removeMode);
}
}
public void RemoveAurasByType(AuraType auraType, Func<AuraApplication, bool> check, AuraRemoveMode removeMode = AuraRemoveMode.Default)
{
var list = m_modAuras[auraType];
for (var i = 0; i < list.Count; ++i)
{
Aura aura = m_modAuras[auraType][i].GetBase();
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
Cypher.Assert(aurApp != null);
if (check(aurApp))
{
uint removedAuras = m_removedAurasCount;
RemoveAura(aurApp, removeMode);
if (m_removedAurasCount > removedAuras + 1)
i = 0;
}
}
}
public void RemoveAurasByShapeShift()
{
ulong mechanic_mask = (1 << (int)Mechanics.Snare) | (1 << (int)Mechanics.Root);
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if ((aura.GetSpellInfo().GetAllEffectsMechanicMask() & mechanic_mask) != 0 && !aura.GetSpellInfo().HasAttribute(SpellCustomAttributes.AuraCC))
{
RemoveAura(pair);
continue;
}
}
}
void RemoveAreaAurasDueToLeaveWorld()
{
// make sure that all area auras not applied on self are removed
foreach (var pair in GetOwnedAuras())
{
var appMap = pair.Value.GetApplicationMap();
foreach (var aurApp in appMap.Values.ToList())
{
Unit target = aurApp.GetTarget();
if (target == this)
continue;
target.RemoveAura(aurApp);
// things linked on aura remove may apply new area aura - so start from the beginning
}
}
// remove area auras owned by others
foreach (var pair in GetAppliedAuras())
{
if (pair.Value.GetBase().GetOwner() != this)
RemoveAura(pair);
}
}
public void RemoveAllAuras()
{
// this may be a dead loop if some events on aura remove will continiously apply aura on remove
// we want to have all auras removed, so use your brain when linking events
for (int counter = 0; !m_appliedAuras.Empty() || !m_ownedAuras.Empty(); counter++)
{
foreach (var aurAppIter in GetAppliedAuras())
_UnapplyAura(aurAppIter, AuraRemoveMode.Default);
foreach (var aurIter in GetOwnedAuras())
RemoveOwnedAura(aurIter);
const int maxIteration = 50;
// give this loop a few tries, if there are still auras then log as much information as possible
if (counter >= maxIteration)
{
StringBuilder sstr = new();
sstr.AppendLine($"Unit::RemoveAllAuras() iterated {maxIteration} times already but there are still {m_appliedAuras.Count} m_appliedAuras and {m_ownedAuras.Count} m_ownedAuras. Details:");
sstr.AppendLine(GetDebugInfo());
if (!m_appliedAuras.Empty())
{
sstr.AppendLine("m_appliedAuras:");
foreach (var auraAppPair in GetAppliedAuras())
sstr.AppendLine(auraAppPair.Value.GetDebugInfo());
}
if (!m_ownedAuras.Empty())
{
sstr.AppendLine("m_ownedAuras:");
foreach (var auraPair in GetOwnedAuras())
sstr.AppendLine(auraPair.Value.GetDebugInfo());
}
Log.outError(LogFilter.Unit, sstr.ToString());
break;
}
}
}
public void RemoveArenaAuras()
{
// in join, remove positive buffs, on end, remove negative
// used to remove positive visible auras in arenas
RemoveAppliedAuras(aurApp =>
{
Aura aura = aurApp.GetBase();
return (!aura.GetSpellInfo().HasAttribute(SpellAttr4.AllowEnteringArena) // don't remove stances, shadowform, pally/hunter auras
&& !aura.IsPassive() // don't remove passive auras
&& (aurApp.IsPositive() || !aura.GetSpellInfo().HasAttribute(SpellAttr3.AllowAuraWhileDead))) || // not negative death persistent auras
aura.GetSpellInfo().HasAttribute(SpellAttr5.RemoveEnteringArena); // special marker, always remove
});
}
public void RemoveAllAurasExceptType(AuraType type)
{
foreach (var pair in GetAppliedAuras())
{
if (pair.Value == null)
continue;
Aura aura = pair.Value.GetBase();
if (!aura.GetSpellInfo().HasAura(type))
_UnapplyAura(pair, AuraRemoveMode.Default);
}
foreach (var pair in GetOwnedAuras())
{
if (pair.Value == null)
continue;
Aura aura = pair.Value;
if (!aura.GetSpellInfo().HasAura(type))
RemoveOwnedAura(pair, AuraRemoveMode.Default);
}
}
public void RemoveAllAurasExceptType(AuraType type1, AuraType type2)
{
foreach (var pair in GetAppliedAuras())
{
Aura aura = pair.Value.GetBase();
if (!aura.GetSpellInfo().HasAura(type1) || !aura.GetSpellInfo().HasAura(type2))
_UnapplyAura(pair, AuraRemoveMode.Default);
}
foreach (var pair in GetOwnedAuras())
{
Aura aura = pair.Value;
if (!aura.GetSpellInfo().HasAura(type1) || !aura.GetSpellInfo().HasAura(type2))
RemoveOwnedAura(pair, AuraRemoveMode.Default);
}
}
public void ModifyAuraState(AuraStateType flag, bool apply)
{
uint mask = 1u << ((int)flag - 1);
if (apply)
{
if ((m_unitData.AuraState & mask) == 0)
{
SetUpdateFieldFlagValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState), mask);
if (IsTypeId(TypeId.Player))
{
var sp_list = ToPlayer().GetSpellMap();
foreach (var spell in sp_list)
{
if (spell.Value.State == PlayerSpellState.Removed || spell.Value.Disabled)
continue;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spell.Key, Difficulty.None);
if (spellInfo == null || !spellInfo.IsPassive())
continue;
if (spellInfo.CasterAuraState == flag)
CastSpell(this, spell.Key, true);
}
}
else if (IsPet())
{
Pet pet = ToPet();
foreach (var spell in pet.m_spells)
{
if (spell.Value.state == PetSpellState.Removed)
continue;
SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(spell.Key, Difficulty.None);
if (spellInfo == null || !spellInfo.IsPassive())
continue;
if (spellInfo.CasterAuraState == flag)
CastSpell(this, spell.Key, true);
}
}
}
}
else
{
if ((m_unitData.AuraState & mask) != 0)
{
RemoveUpdateFieldFlagValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState), mask);
foreach (var app in GetAppliedAuras())
{
if (app.Value == null)
continue;
SpellInfo spellProto = app.Value.GetBase().GetSpellInfo();
if (app.Value.GetBase().GetCasterGUID() == GetGUID() && spellProto.CasterAuraState == flag && (spellProto.IsPassive() || flag != AuraStateType.Enraged))
RemoveAura(app);
}
}
}
}
public bool HasAuraState(AuraStateType flag, SpellInfo spellProto = null, Unit caster = null)
{
if (caster != null)
{
if (spellProto != null)
{
if (caster.HasAuraTypeWithAffectMask(AuraType.AbilityIgnoreAurastate, spellProto))
return true;
}
// Check per caster aura state
// If aura with aurastate by caster not found return false
if (Convert.ToBoolean((1 << (int)flag) & (int)AuraStateType.PerCasterAuraStateMask))
{
var range = m_auraStateAuras.LookupByKey(flag);
foreach (var auraApp in range)
if (auraApp.GetBase().GetCasterGUID() == caster.GetGUID())
return true;
return false;
}
}
return (m_unitData.AuraState & (1 << ((int)flag - 1))) != 0;
}
SpellSchools GetSpellSchoolByAuraGroup(UnitMods unitMod)
{
SpellSchools school = SpellSchools.Normal;
switch (unitMod)
{
case UnitMods.ResistanceHoly:
school = SpellSchools.Holy;
break;
case UnitMods.ResistanceFire:
school = SpellSchools.Fire;
break;
case UnitMods.ResistanceNature:
school = SpellSchools.Nature;
break;
case UnitMods.ResistanceFrost:
school = SpellSchools.Frost;
break;
case UnitMods.ResistanceShadow:
school = SpellSchools.Shadow;
break;
case UnitMods.ResistanceArcane:
school = SpellSchools.Arcane;
break;
}
return school;
}
public void _ApplyAllAuraStatMods()
{
foreach (var i in GetAppliedAuras())
i.Value.GetBase().HandleAllEffects(i.Value, AuraEffectHandleModes.Stat, true);
}
public void _RemoveAllAuraStatMods()
{
foreach (var i in GetAppliedAuras())
i.Value.GetBase().HandleAllEffects(i.Value, AuraEffectHandleModes.Stat, false);
}
// removes aura application from lists and unapplies effects
public void _UnapplyAura(KeyValuePair<uint, AuraApplication> pair, AuraRemoveMode removeMode)
{
//Check if aura was already removed, if so just return.
if (!m_appliedAuras.Remove(pair))
return;
AuraApplication aurApp = pair.Value;
Cypher.Assert(aurApp != null);
Cypher.Assert(!aurApp.HasRemoveMode());
Cypher.Assert(aurApp.GetTarget() == this);
aurApp.SetRemoveMode(removeMode);
Aura aura = aurApp.GetBase();
Log.outDebug(LogFilter.Spells, "Aura {0} now is remove mode {1}", aura.GetId(), removeMode);
// dead loop is killing the server probably
Cypher.Assert(m_removedAurasCount < 0xFFFFFFFF);
++m_removedAurasCount;
Unit caster = aura.GetCaster();
if (aura.GetSpellInfo().HasAnyAuraInterruptFlag())
{
m_interruptableAuras.Remove(aurApp);
UpdateInterruptMask();
}
bool auraStateFound = false;
AuraStateType auraState = aura.GetSpellInfo().GetAuraState();
if (auraState != 0)
{
bool canBreak = false;
// Get mask of all aurastates from remaining auras
var list = m_auraStateAuras.LookupByKey(auraState);
for (var i = 0; i < list.Count && !(auraStateFound && canBreak);)
{
if (list[i] == aurApp)
{
m_auraStateAuras.Remove(auraState, list[i]);
list = m_auraStateAuras.LookupByKey(auraState);
i = 0;
canBreak = true;
continue;
}
auraStateFound = true;
++i;
}
}
aurApp._Remove();
aura._UnapplyForTarget(this, caster, aurApp);
// remove effects of the spell - needs to be done after removing aura from lists
for (byte c = 0; c < SpellConst.MaxEffects; ++c)
{
if (aurApp.HasEffect(c))
aurApp._HandleEffect(c, false);
}
// all effect mustn't be applied
Cypher.Assert(aurApp.GetEffectMask() == 0);
// Remove totem at next update if totem loses its aura
if (aurApp.GetRemoveMode() == AuraRemoveMode.Expire && IsTypeId(TypeId.Unit) && IsTotem())
{
if (ToTotem().GetSpell() == aura.GetId() && ToTotem().GetTotemType() == TotemType.Passive)
ToTotem().SetDeathState(DeathState.JustDied);
}
// Remove aurastates only if needed and were not found
if (auraState != 0)
{
if (!auraStateFound)
ModifyAuraState(auraState, false);
else
{
// update for casters, some shouldn't 'see' the aura state
uint aStateMask = (1u << ((int)auraState - 1));
if ((aStateMask & (uint)AuraStateType.PerCasterAuraStateMask) != 0)
{
m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState);
ForceUpdateFieldChange();
}
}
}
aura.HandleAuraSpecificMods(aurApp, caster, false, false);
Player player = ToPlayer();
if (player != null)
{
if (Global.ConditionMgr.IsSpellUsedInSpellClickConditions(aurApp.GetBase().GetId()))
player.UpdateVisibleObjectInteractions(false, true, false, false);
player.FailCriteria(CriteriaFailEvent.LoseAura, aurApp.GetBase().GetId());
}
}
public void _UnapplyAura(AuraApplication aurApp, AuraRemoveMode removeMode)
{
// aura can be removed from unit only if it's applied on it, shouldn't happen
Cypher.Assert(aurApp.GetBase().GetApplicationOfTarget(GetGUID()) == aurApp);
uint spellId = aurApp.GetBase().GetId();
var range = m_appliedAuras.LookupByKey(spellId);
foreach (var app in range)
{
if (app == aurApp)
{
_UnapplyAura(new KeyValuePair<uint, AuraApplication>(spellId, app), removeMode);
return;
}
}
Cypher.Assert(false);
}
public AuraEffect GetAuraEffect(uint spellId, uint effIndex, ObjectGuid casterGUID = default)
{
var range = m_appliedAuras.LookupByKey(spellId);
if (!range.Empty())
{
foreach (var aura in range)
{
if (aura.HasEffect(effIndex)
&& (casterGUID.IsEmpty() || aura.GetBase().GetCasterGUID() == casterGUID))
{
return aura.GetBase().GetEffect(effIndex);
}
}
}
return null;
}
public AuraEffect GetAuraEffectOfRankedSpell(uint spellId, uint effIndex, ObjectGuid casterGUID = default)
{
uint rankSpell = Global.SpellMgr.GetFirstSpellInChain(spellId);
while (rankSpell != 0)
{
AuraEffect aurEff = GetAuraEffect(rankSpell, effIndex, casterGUID);
if (aurEff != null)
return aurEff;
rankSpell = Global.SpellMgr.GetNextSpellInChain(rankSpell);
}
return null;
}
// spell mustn't have familyflags
public AuraEffect GetAuraEffect(AuraType type, SpellFamilyNames family, FlagArray128 familyFlag, ObjectGuid casterGUID = default)
{
var auras = GetAuraEffectsByType(type);
foreach (var aura in auras)
{
SpellInfo spell = aura.GetSpellInfo();
if (spell.SpellFamilyName == family && spell.SpellFamilyFlags & familyFlag)
{
if (!casterGUID.IsEmpty() && aura.GetCasterGUID() != casterGUID)
continue;
return aura;
}
}
return null;
}
public AuraApplication GetAuraApplication(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0, AuraApplication except = null)
{
return GetAuraApplication(spellId, app =>
{
Aura aura = app.GetBase();
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
&& (itemCasterGUID.IsEmpty() || aura.GetCastItemGUID() == itemCasterGUID) && (except == null || except != app))
{
return true;
}
return false;
});
}
public AuraApplication GetAuraApplication(uint spellId, Func<AuraApplication, bool> predicate)
{
foreach (var app in m_appliedAuras.LookupByKey(spellId))
if (predicate(app))
return app;
return null;
}
public AuraApplication GetAuraApplication(uint spellId, Func<Aura, bool> predicate)
{
foreach (var app in m_appliedAuras.LookupByKey(spellId))
if (predicate(app.GetBase()))
return app;
return null;
}
public AuraApplication GetAuraApplication(Func<AuraApplication, bool> predicate)
{
foreach (var pair in GetAppliedAuras())
if (predicate(pair.Value))
return pair.Value;
return null;
}
public AuraApplication GetAuraApplication(Func<Aura, bool> predicate)
{
foreach (var pair in GetAppliedAuras())
if (predicate(pair.Value.GetBase()))
return pair.Value;
return null;
}
public Aura GetAura(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0)
{
AuraApplication aurApp = GetAuraApplication(spellId, casterGUID, itemCasterGUID, reqEffMask);
return aurApp?.GetBase();
}
public Aura GetAura(uint spellId, Func<Aura, bool> predicate)
{
AuraApplication aurApp = GetAuraApplication(spellId, predicate);
return aurApp?.GetBase();
}
public Aura GetAura(Func<Aura, bool> predicate)
{
AuraApplication aurApp = GetAuraApplication(predicate);
return aurApp?.GetBase();
}
public uint BuildAuraStateUpdateForTarget(Unit target)
{
uint auraStates = m_unitData.AuraState & ~(uint)AuraStateType.PerCasterAuraStateMask;
foreach (var state in m_auraStateAuras)
if (Convert.ToBoolean((1 << (int)state.Key - 1) & (uint)AuraStateType.PerCasterAuraStateMask))
if (state.Value.GetBase().GetCasterGUID() == target.GetGUID())
auraStates |= (uint)(1 << (int)state.Key - 1);
return auraStates;
}
public bool CanProc() { return m_procDeep == 0; }
public int GetProcChainLength() { return m_procChainLength; }
public void _ApplyAuraEffect(Aura aura, uint effIndex)
{
Cypher.Assert(aura != null);
Cypher.Assert(aura.HasEffect(effIndex));
AuraApplication aurApp = aura.GetApplicationOfTarget(GetGUID());
Cypher.Assert(aurApp != null);
if (aurApp.GetEffectMask() == 0)
_ApplyAura(aurApp, (uint)(1 << (int)effIndex));
else
aurApp._HandleEffect(effIndex, true);
}
// handles effects of aura application
// should be done after registering aura in lists
public void _ApplyAura(AuraApplication aurApp, uint effMask)
{
Aura aura = aurApp.GetBase();
_RemoveNoStackAurasDueToAura(aura, false);
if (aurApp.HasRemoveMode())
return;
// Update target aura state flag
AuraStateType aState = aura.GetSpellInfo().GetAuraState();
if (aState != 0)
{
uint aStateMask = (1u << ((int)aState - 1));
// force update so the new caster registers it
if (aStateMask.HasAnyFlag((uint)AuraStateType.PerCasterAuraStateMask) && (m_unitData.AuraState & aStateMask) != 0)
{
m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.AuraState);
ForceUpdateFieldChange();
}
else
ModifyAuraState(aState, true);
}
if (aurApp.HasRemoveMode())
return;
// Sitdown on apply aura req seated
if (aura.GetSpellInfo().HasAuraInterruptFlag(SpellAuraInterruptFlags.Standing) && !IsSitState())
SetStandState(UnitStandStateType.Sit);
Unit caster = aura.GetCaster();
if (aurApp.HasRemoveMode())
return;
aura.HandleAuraSpecificMods(aurApp, caster, true, false);
// apply effects of the aura
for (byte i = 0; i < SpellConst.MaxEffects; i++)
{
if (Convert.ToBoolean(effMask & 1 << i) && !(aurApp.HasRemoveMode()))
aurApp._HandleEffect(i, true);
}
Player player = ToPlayer();
if (player != null)
{
if (Global.ConditionMgr.IsSpellUsedInSpellClickConditions(aurApp.GetBase().GetId()))
player.UpdateVisibleObjectInteractions(false, true, false, false);
player.FailCriteria(CriteriaFailEvent.GainAura, aurApp.GetBase().GetId());
player.StartCriteria(CriteriaStartEvent.GainAura, aurApp.GetBase().GetId());
player.UpdateCriteria(CriteriaType.GainAura, aurApp.GetBase().GetId());
}
}
public void _AddAura(UnitAura aura, Unit caster)
{
Cypher.Assert(!m_cleanupDone);
m_ownedAuras.Add(aura.GetId(), aura);
_RemoveNoStackAurasDueToAura(aura, true);
if (aura.IsRemoved())
return;
aura.SetIsSingleTarget(caster != null && aura.GetSpellInfo().IsSingleTarget());
if (aura.IsSingleTarget())
{
// @HACK: Player is not in world during loading auras.
//Single target auras are not saved or loaded from database
//but may be created as a result of aura links (player mounts with passengers)
Cypher.Assert((IsInWorld && !IsDuringRemoveFromWorld()) || aura.GetCasterGUID() == GetGUID());
// register single target aura
caster.m_scAuras.Add(aura);
Queue<Aura> aurasSharingLimit = new();
// remove other single target auras
foreach (Aura scAura in caster.GetSingleCastAuras())
if (scAura != aura && scAura.IsSingleTargetWith(aura))
aurasSharingLimit.Enqueue(scAura);
uint maxOtherAuras = aura.GetSpellInfo().MaxAffectedTargets - 1;
while (aurasSharingLimit.Count > maxOtherAuras)
{
aurasSharingLimit.Peek().Remove();
aurasSharingLimit.Dequeue();
}
}
}
public Aura _TryStackingOrRefreshingExistingAura(AuraCreateInfo createInfo)
{
Cypher.Assert(!createInfo.CasterGUID.IsEmpty() || createInfo.Caster != null);
// Check if these can stack anyway
if (createInfo.CasterGUID.IsEmpty() && !createInfo.GetSpellInfo().IsStackableOnOneSlotWithDifferentCasters())
createInfo.CasterGUID = createInfo.Caster.GetGUID();
// passive and Incanter's Absorption and auras with different type can stack with themselves any number of times
if (!createInfo.GetSpellInfo().IsMultiSlotAura())
{
// check if cast item changed
ObjectGuid castItemGUID = createInfo.CastItemGUID;
// find current aura from spell and change it's stackamount, or refresh it's duration
Aura foundAura = GetOwnedAura(createInfo.GetSpellInfo().Id, createInfo.GetSpellInfo().IsStackableOnOneSlotWithDifferentCasters() ? ObjectGuid.Empty : createInfo.CasterGUID, createInfo.GetSpellInfo().HasAttribute(SpellCustomAttributes.EnchantProc) ? castItemGUID : ObjectGuid.Empty, 0);
if (foundAura != null)
{
// effect masks do not match
// extremely rare case
// let's just recreate aura
if (createInfo.GetAuraEffectMask() != foundAura.GetEffectMask())
return null;
// update basepoints with new values - effect amount will be recalculated in ModStackAmount
foreach (var spellEffectInfo in createInfo.GetSpellInfo().GetEffects())
{
AuraEffect auraEff = foundAura.GetEffect(spellEffectInfo.EffectIndex);
if (auraEff == null)
continue;
int bp;
if (createInfo.BaseAmount != null)
bp = createInfo.BaseAmount[spellEffectInfo.EffectIndex];
else
bp = (int)spellEffectInfo.BasePoints;
int oldBP = auraEff.m_baseAmount;
if (spellEffectInfo.EffectAttributes.HasFlag(SpellEffectAttributes.AuraPointsStack))
auraEff.m_baseAmount += bp;
else
auraEff.m_baseAmount = bp;
}
// correct cast item guid if needed
if (castItemGUID != foundAura.GetCastItemGUID())
{
foundAura.SetCastItemGUID(castItemGUID);
foundAura.SetCastItemId(createInfo.CastItemId);
foundAura.SetCastItemLevel(createInfo.CastItemLevel);
}
// try to increase stack amount
foundAura.ModStackAmount(createInfo.StackAmount, AuraRemoveMode.Default, createInfo.ResetPeriodicTimer);
return foundAura;
}
}
return null;
}
void _RemoveNoStackAurasDueToAura(Aura aura, bool owned)
{
SpellInfo spellProto = aura.GetSpellInfo();
// passive spell special case (only non stackable with ranks)
if (spellProto.IsPassiveStackableWithRanks())
return;
if (!IsHighestExclusiveAura(aura))
{
aura.Remove();
return;
}
if (owned)
RemoveOwnedAuras(ownedAura => !aura.CanStackWith(ownedAura), AuraRemoveMode.Default);
else
RemoveAppliedAuras(appliedAura => !aura.CanStackWith(appliedAura.GetBase()), AuraRemoveMode.Default);
}
public int GetHighestExclusiveSameEffectSpellGroupValue(AuraEffect aurEff, AuraType auraType, bool checkMiscValue = false, int miscValue = 0)
{
int val = 0;
var spellGroupList = Global.SpellMgr.GetSpellSpellGroupMapBounds(aurEff.GetSpellInfo().GetFirstRankSpell().Id);
foreach (var spellGroup in spellGroupList)
{
if (Global.SpellMgr.GetSpellGroupStackRule(spellGroup) == SpellGroupStackRule.ExclusiveSameEffect)
{
var auraEffList = GetAuraEffectsByType(auraType);
foreach (var auraEffect in auraEffList)
{
if (aurEff != auraEffect && (!checkMiscValue || auraEffect.GetMiscValue() == miscValue) &&
Global.SpellMgr.IsSpellMemberOfSpellGroup(auraEffect.GetSpellInfo().Id, spellGroup))
{
// absolute value only
if (Math.Abs(val) < Math.Abs(auraEffect.GetAmount()))
val = auraEffect.GetAmount();
}
}
}
}
return val;
}
public bool IsHighestExclusiveAura(Aura aura, bool removeOtherAuraApplications = false)
{
foreach (AuraEffect aurEff in aura.GetAuraEffects())
{
if (aurEff == null)
continue;
if (!IsHighestExclusiveAuraEffect(aura.GetSpellInfo(), aurEff.GetAuraType(), aurEff.GetAmount(), aura.GetEffectMask(), removeOtherAuraApplications))
return false;
}
return true;
}
public bool IsHighestExclusiveAuraEffect(SpellInfo spellInfo, AuraType auraType, int effectAmount, uint auraEffectMask, bool removeOtherAuraApplications = false)
{
var auras = GetAuraEffectsByType(auraType);
foreach (AuraEffect existingAurEff in auras)
{
if (Global.SpellMgr.CheckSpellGroupStackRules(spellInfo, existingAurEff.GetSpellInfo()) == SpellGroupStackRule.ExclusiveHighest)
{
long diff = Math.Abs(effectAmount) - Math.Abs(existingAurEff.GetAmount());
if (diff == 0)
{
for (int i = 0; i < SpellConst.MaxEffects; ++i)
diff += (long)((auraEffectMask & (1 << i)) >> i) - (long)((existingAurEff.GetBase().GetEffectMask() & (1 << i)) >> i);
}
if (diff > 0)
{
Aura auraBase = existingAurEff.GetBase();
// no removing of area auras from the original owner, as that completely cancels them
if (removeOtherAuraApplications && (!auraBase.IsArea() || auraBase.GetOwner() != this))
{
AuraApplication aurApp = existingAurEff.GetBase().GetApplicationOfTarget(GetGUID());
if (aurApp != null)
{
//bool hasMoreThanOneEffect = auraBase.HasMoreThanOneEffectForType(auraType);
//uint removedAuras = m_removedAurasCount;
RemoveAura(aurApp);
//if (hasMoreThanOneEffect || m_removedAurasCount > removedAuras + 1)
//continue;
}
}
}
else if (diff < 0)
return false;
}
}
return true;
}
public Aura GetOwnedAura(uint spellId, ObjectGuid casterGUID = default, ObjectGuid itemCasterGUID = default, uint reqEffMask = 0, Aura except = null)
{
var range = m_ownedAuras.LookupByKey(spellId);
foreach (var aura in range)
{
if (((aura.GetEffectMask() & reqEffMask) == reqEffMask) && (casterGUID.IsEmpty() || aura.GetCasterGUID() == casterGUID)
&& (itemCasterGUID.IsEmpty() || aura.GetCastItemGUID() == itemCasterGUID) && (except == null || except != aura))
{
return aura;
}
}
return null;
}
public List<AuraEffect> GetAuraEffectsByType(AuraType type)
{
return m_modAuras.LookupByKey(type);
}
public int GetTotalAuraModifier(AuraType auraType)
{
return GetTotalAuraModifier(auraType, aurEff => true);
}
public int GetTotalAuraModifier(AuraType auraType, Func<AuraEffect, bool> predicate)
{
Dictionary<SpellGroup, int> sameEffectSpellGroup = new();
int modifier = 0;
var mTotalAuraList = GetAuraEffectsByType(auraType);
foreach (AuraEffect aurEff in mTotalAuraList)
{
if (predicate(aurEff))
{
// Check if the Aura Effect has a the Same Effect Stack Rule and if so, use the highest amount of that SpellGroup
// If the Aura Effect does not have this Stack Rule, it returns false so we can add to the multiplier as usual
if (!Global.SpellMgr.AddSameEffectStackRuleSpellGroups(aurEff.GetSpellInfo(), auraType, aurEff.GetAmount(), sameEffectSpellGroup))
modifier += aurEff.GetAmount();
}
}
// Add the highest of the Same Effect Stack Rule SpellGroups to the accumulator
foreach (var pair in sameEffectSpellGroup)
modifier += pair.Value;
return modifier;
}
public float GetTotalAuraMultiplier(AuraType auraType)
{
return GetTotalAuraMultiplier(auraType, aurEff => true);
}
public float GetTotalAuraMultiplier(AuraType auraType, Func<AuraEffect, bool> predicate)
{
var mTotalAuraList = GetAuraEffectsByType(auraType);
if (mTotalAuraList.Empty())
return 1.0f;
Dictionary<SpellGroup, int> sameEffectSpellGroup = new();
float multiplier = 1.0f;
foreach (var aurEff in mTotalAuraList)
{
if (predicate(aurEff))
{
// Check if the Aura Effect has a the Same Effect Stack Rule and if so, use the highest amount of that SpellGroup
// If the Aura Effect does not have this Stack Rule, it returns false so we can add to the multiplier as usual
if (!Global.SpellMgr.AddSameEffectStackRuleSpellGroups(aurEff.GetSpellInfo(), auraType, aurEff.GetAmount(), sameEffectSpellGroup))
MathFunctions.AddPct(ref multiplier, aurEff.GetAmount());
}
}
// Add the highest of the Same Effect Stack Rule SpellGroups to the multiplier
foreach (var pair in sameEffectSpellGroup)
MathFunctions.AddPct(ref multiplier, pair.Value);
return multiplier;
}
public int GetMaxPositiveAuraModifier(AuraType auraType)
{
return GetMaxPositiveAuraModifier(auraType, aurEff => true);
}
public int GetMaxPositiveAuraModifier(AuraType auraType, Func<AuraEffect, bool> predicate)
{
var mTotalAuraList = GetAuraEffectsByType(auraType);
if (mTotalAuraList.Empty())
return 0;
int modifier = 0;
foreach (var aurEff in mTotalAuraList)
{
if (predicate(aurEff))
modifier = Math.Max(modifier, aurEff.GetAmount());
}
return modifier;
}
public int GetMaxNegativeAuraModifier(AuraType auraType)
{
return GetMaxNegativeAuraModifier(auraType, aurEff => true);
}
public int GetMaxNegativeAuraModifier(AuraType auraType, Func<AuraEffect, bool> predicate)
{
var mTotalAuraList = GetAuraEffectsByType(auraType);
if (mTotalAuraList.Empty())
return 0;
int modifier = 0;
foreach (var aurEff in mTotalAuraList)
if (predicate(aurEff))
modifier = Math.Min(modifier, aurEff.GetAmount());
return modifier;
}
public int GetTotalAuraModifierByMiscMask(AuraType auraType, int miscMask)
{
return GetTotalAuraModifier(auraType, aurEff =>
{
if ((aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public float GetTotalAuraMultiplierByMiscMask(AuraType auraType, uint miscMask)
{
return GetTotalAuraMultiplier(auraType, aurEff =>
{
if ((aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public int GetMaxPositiveAuraModifierByMiscMask(AuraType auraType, uint miscMask, AuraEffect except = null)
{
return GetMaxPositiveAuraModifier(auraType, aurEff =>
{
if (except != aurEff && (aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public int GetMaxNegativeAuraModifierByMiscMask(AuraType auraType, uint miscMask)
{
return GetMaxNegativeAuraModifier(auraType, aurEff =>
{
if ((aurEff.GetMiscValue() & miscMask) != 0)
return true;
return false;
});
}
public int GetTotalAuraModifierByMiscValue(AuraType auraType, int miscValue)
{
return GetTotalAuraModifier(auraType, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
public float GetTotalAuraMultiplierByMiscValue(AuraType auraType, int miscValue)
{
return GetTotalAuraMultiplier(auraType, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
int GetMaxPositiveAuraModifierByMiscValue(AuraType auraType, int miscValue)
{
return GetMaxPositiveAuraModifier(auraType, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
public int GetMaxNegativeAuraModifierByMiscValue(AuraType auraType, int miscValue)
{
return GetMaxNegativeAuraModifier(auraType, aurEff =>
{
if (aurEff.GetMiscValue() == miscValue)
return true;
return false;
});
}
public void _RegisterAuraEffect(AuraEffect aurEff, bool apply)
{
if (apply)
{
m_modAuras.Add(aurEff.GetAuraType(), aurEff);
Player player = ToPlayer();
if (player != null)
{
player.StartCriteria(CriteriaStartEvent.GainAuraEffect, (uint)aurEff.GetAuraType());
player.FailCriteria(CriteriaFailEvent.GainAuraEffect, (uint)aurEff.GetAuraType());
}
}
else
m_modAuras.Remove(aurEff.GetAuraType(), aurEff);
}
public float GetTotalAuraModValue(UnitMods unitMod)
{
if (unitMod >= UnitMods.End)
{
Log.outError(LogFilter.Unit, "attempt to access non-existing UnitMods in GetTotalAuraModValue()!");
return 0.0f;
}
float value = MathFunctions.CalculatePct(GetFlatModifierValue(unitMod, UnitModifierFlatType.Base), Math.Max(GetFlatModifierValue(unitMod, UnitModifierFlatType.BasePCTExcludeCreate), -100.0f));
value *= GetPctModifierValue(unitMod, UnitModifierPctType.Base);
value += GetFlatModifierValue(unitMod, UnitModifierFlatType.Total);
value *= GetPctModifierValue(unitMod, UnitModifierPctType.Total);
return value;
}
public void SetVisibleAura(AuraApplication aurApp)
{
m_visibleAuras.Add(aurApp);
m_visibleAurasToUpdate.Add(aurApp);
UpdateAuraForGroup();
}
public void RemoveVisibleAura(AuraApplication aurApp)
{
m_visibleAuras.Remove(aurApp);
m_visibleAurasToUpdate.Remove(aurApp);
UpdateAuraForGroup();
}
void UpdateAuraForGroup()
{
Player player = ToPlayer();
if (player != null)
{
if (player.GetGroup() != null)
player.SetGroupUpdateFlag(GroupUpdateFlags.Auras);
}
else if (IsPet())
{
Pet pet = ToPet();
if (pet.IsControlled())
pet.SetGroupUpdateFlag(GroupUpdatePetFlags.Auras);
}
}
public SortedSet<AuraApplication> GetVisibleAuras() { return m_visibleAuras; }
public bool HasVisibleAura(AuraApplication aurApp) { return m_visibleAuras.Contains(aurApp); }
public void SetVisibleAuraUpdate(AuraApplication aurApp) { m_visibleAurasToUpdate.Add(aurApp); }
public void RemoveVisibleAuraUpdate(AuraApplication aurApp) { m_visibleAurasToUpdate.Remove(aurApp); }
}
public class GetCastSpellInfoContext
{
uint[] VisitedSpells = new uint[5];
public bool AddSpell(uint spellId)
{
if (VisitedSpells.Contains(spellId))
return false; // already exists
for (int i = 0; i < VisitedSpells.Length; ++i)
{
if (VisitedSpells[i] != 0u)
continue;
VisitedSpells[i] = spellId;
return true;
}
return false;// no free slots left
}
}
}
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