ModernUO/Projects/UOContent/Engines/Factions/Mobiles/Guards/GuardAI.cs

824 lines
27 KiB
C#

using System;
using System.Collections.Generic;
using Server.Factions.AI;
using Server.Items;
using Server.Mobiles;
using Server.Spells;
using Server.Spells.Fifth;
using Server.Spells.First;
using Server.Spells.Fourth;
using Server.Spells.Second;
using Server.Spells.Seventh;
using Server.Spells.Sixth;
using Server.Spells.Third;
using Server.Targeting;
namespace Server.Factions
{
[Flags]
public enum GuardAI
{
Bless = 0x01, // heal, cure, +stats
Curse = 0x02, // poison, -stats
Melee = 0x04, // weapons
Magic = 0x08, // damage spells
Smart = 0x10 // smart weapons/damage spells
}
public class ComboEntry
{
public ComboEntry(Type spell, int chance = 100) : this(spell, chance, TimeSpan.Zero)
{
}
public ComboEntry(Type spell, int chance, TimeSpan hold)
{
Spell = spell;
Chance = chance;
Hold = hold;
}
public Type Spell { get; }
public TimeSpan Hold { get; }
public int Chance { get; }
}
public class SpellCombo
{
public static readonly SpellCombo Simple = new(
50,
new ComboEntry(typeof(ParalyzeSpell), 20),
new ComboEntry(typeof(ExplosionSpell), 100, TimeSpan.FromSeconds(2.8)),
new ComboEntry(typeof(PoisonSpell), 30),
new ComboEntry(typeof(EnergyBoltSpell))
);
public static readonly SpellCombo Strong = new(
90,
new ComboEntry(typeof(ParalyzeSpell), 20),
new ComboEntry(typeof(ExplosionSpell), 50, TimeSpan.FromSeconds(2.8)),
new ComboEntry(typeof(PoisonSpell), 30),
new ComboEntry(typeof(ExplosionSpell), 100, TimeSpan.FromSeconds(2.8)),
new ComboEntry(typeof(EnergyBoltSpell)),
new ComboEntry(typeof(PoisonSpell), 30),
new ComboEntry(typeof(EnergyBoltSpell))
);
public SpellCombo(int mana, params ComboEntry[] entries)
{
Mana = mana;
Entries = entries;
}
public int Mana { get; }
public ComboEntry[] Entries { get; }
public static Spell Process(Mobile mob, Mobile targ, ref SpellCombo combo, ref int index, ref DateTime releaseTime)
{
while (++index < combo.Entries.Length)
{
var entry = combo.Entries[index];
if (entry.Spell == typeof(PoisonSpell) && targ.Poisoned)
{
continue;
}
if (entry.Chance > Utility.Random(100))
{
releaseTime = Core.Now + entry.Hold;
return entry.Spell.CreateInstance<Spell>(mob, null);
}
}
combo = null;
index = -1;
return null;
}
}
public class FactionGuardAI : BaseAI
{
private const int ManaReserve = 30;
private readonly BaseFactionGuard m_Guard;
private BandageContext _bandage;
private DateTime m_BandageStart;
private SpellCombo m_Combo;
private int m_ComboIndex = -1;
private DateTime m_ReleaseTarget;
public FactionGuardAI(BaseFactionGuard guard) : base(guard) => m_Guard = guard;
public bool IsDamaged => m_Guard.Hits < m_Guard.HitsMax;
public bool IsPoisoned => m_Guard.Poisoned;
public TimeSpan TimeUntilBandage
{
get
{
if (_bandage != null && !_bandage.Running)
{
_bandage = null;
}
if (_bandage == null)
{
return TimeSpan.MaxValue;
}
var ts = m_BandageStart + _bandage.Delay - Core.Now;
if (ts < TimeSpan.FromSeconds(-1.0))
{
_bandage = null;
return TimeSpan.MaxValue;
}
return Utility.Max(ts, TimeSpan.Zero);
}
}
public bool IsAllowed(GuardAI flag) => (m_Guard.GuardAI & flag) == flag;
public bool DequipWeapon()
{
var pack = m_Guard.Backpack;
if (pack == null)
{
return false;
}
if (m_Guard.Weapon is Item weapon && weapon.Parent == m_Guard && weapon is not Fists)
{
pack.DropItem(weapon);
return true;
}
return false;
}
public bool EquipWeapon()
{
Item weapon = m_Guard.Backpack?.FindItemByType<BaseWeapon>();
return weapon != null && m_Guard.EquipItem(weapon);
}
public bool StartBandage()
{
_bandage = null;
if (m_Guard.Backpack?.FindItemByType<Bandage>() != null)
{
_bandage = BandageContext.BeginHeal(m_Guard, m_Guard);
m_BandageStart = Core.Now;
}
return _bandage != null;
}
public bool UseItemByType(Type type)
{
var pack = m_Guard.Backpack;
var item = pack?.FindItemByType(type);
if (item == null)
{
return false;
}
var requip = DequipWeapon();
item.OnDoubleClick(m_Guard);
if (requip)
{
EquipWeapon();
}
return true;
}
public static int GetStatMod(Mobile mob, StatType type) =>
mob.GetStatMod($"[Magic] {type} Curse")?.Offset ?? 0;
public Spell RandomOffenseSpell()
{
var maxCircle = Math.Max((int)((m_Guard.Skills.Magery.Value + 20.0) / (100.0 / 7.0)), 1);
return Utility.Random(maxCircle * 2) switch
{
0 => new MagicArrowSpell(m_Guard),
1 => new MagicArrowSpell(m_Guard),
2 => new HarmSpell(m_Guard),
3 => new HarmSpell(m_Guard),
4 => new FireballSpell(m_Guard),
5 => new FireballSpell(m_Guard),
6 => new LightningSpell(m_Guard),
7 => new LightningSpell(m_Guard),
8 => new MindBlastSpell(m_Guard),
9 => new ParalyzeSpell(m_Guard),
10 => new EnergyBoltSpell(m_Guard),
11 => new ExplosionSpell(m_Guard),
_ => new FlameStrikeSpell(m_Guard)
};
}
public Mobile FindDispelTarget(bool activeOnly)
{
if (Mobile.Deleted || Mobile.Int < 95 || CanDispel(Mobile) || Mobile.AutoDispel)
{
return null;
}
if (activeOnly)
{
var aggressed = Mobile.Aggressed;
var aggressors = Mobile.Aggressors;
Mobile active = null;
var activePrio = 0.0;
var comb = Mobile.Combatant;
if (comb?.Deleted == false && comb.Alive && !comb.IsDeadBondedPet && Mobile.InRange(comb, 12) &&
CanDispel(comb))
{
active = comb;
activePrio = Mobile.GetDistanceToSqrt(comb);
if (activePrio <= 2)
{
return active;
}
}
for (var i = 0; i < aggressed.Count; ++i)
{
var info = aggressed[i];
var m = info.Defender;
if (m != comb && m.Combatant == Mobile && Mobile.InRange(m, 12) && CanDispel(m))
{
var prio = Mobile.GetDistanceToSqrt(m);
if (active == null || prio < activePrio)
{
active = m;
activePrio = prio;
if (activePrio <= 2)
{
return active;
}
}
}
}
for (var i = 0; i < aggressors.Count; ++i)
{
var info = aggressors[i];
var m = info.Attacker;
if (m != comb && m.Combatant == Mobile && Mobile.InRange(m, 12) && CanDispel(m))
{
var prio = Mobile.GetDistanceToSqrt(m);
if (active == null || prio < activePrio)
{
active = m;
activePrio = prio;
if (activePrio <= 2)
{
return active;
}
}
}
}
return active;
}
var map = Mobile.Map;
if (map != null)
{
Mobile active = null, inactive = null;
double actPrio = 0.0, inactPrio = 0.0;
var comb = Mobile.Combatant;
if (comb?.Deleted == false && comb.Alive && !comb.IsDeadBondedPet && CanDispel(comb))
{
active = inactive = comb;
actPrio = inactPrio = Mobile.GetDistanceToSqrt(comb);
}
foreach (var m in Mobile.GetMobilesInRange(12))
{
if (m != Mobile && CanDispel(m))
{
var prio = Mobile.GetDistanceToSqrt(m);
if (inactive == null || prio < inactPrio)
{
inactive = m;
inactPrio = prio;
}
if ((Mobile.Combatant == m || m.Combatant == Mobile) && (active == null || prio < actPrio))
{
active = m;
actPrio = prio;
}
}
}
return active ?? inactive;
}
return null;
}
public bool CanDispel(Mobile m) =>
m is BaseCreature creature && creature.Summoned && Mobile.CanBeHarmful(creature, false) &&
!creature.IsAnimatedDead;
public void RunTo(Mobile m)
{
/*if (m.Paralyzed || m.Frozen)
{
if (m_Mobile.InRange( m, 1 ))
RunFrom( m );
else if (!m_Mobile.InRange( m, m_Mobile.RangeFight > 2 ? m_Mobile.RangeFight : 2 ) && !MoveTo( m, true, 1 ))
OnFailedMove();
}
else
{*/
if (!Mobile.InRange(m, Mobile.RangeFight))
{
if (!MoveTo(m, true, 1))
{
OnFailedMove();
}
}
else if (Mobile.InRange(m, Mobile.RangeFight - 1))
{
RunFrom(m);
}
/*}*/
}
public void RunFrom(Mobile m)
{
Run((Mobile.GetDirectionTo(m) - 4) & Direction.Mask);
}
public void OnFailedMove()
{
/*if (!m_Mobile.DisallowAllMoves && 20 > Utility.Random( 100 ) && IsAllowed( GuardAI.Magic ))
{
if (m_Mobile.Target != null)
m_Mobile.Target.Cancel( m_Mobile, TargetCancelType.Canceled );
new TeleportSpell( m_Mobile, null ).Cast();
m_Mobile.DebugSay( "I am stuck, I'm going to try teleporting away" );
}
else*/
if (AcquireFocusMob(Mobile.RangePerception, Mobile.FightMode, false, false, true))
{
this.DebugSayFormatted($"My move is blocked, so I am going to attack {Mobile.FocusMob.Name}");
Mobile.Combatant = Mobile.FocusMob;
Action = ActionType.Combat;
}
else
{
DebugSay("I am stuck");
}
}
public void Run(Direction d)
{
if (Mobile.Spell?.IsCasting == true || Mobile.Paralyzed || Mobile.Frozen ||
Mobile.DisallowAllMoves)
{
return;
}
Mobile.Direction = d | Direction.Running;
if (!DoMove(Mobile.Direction, true))
{
OnFailedMove();
}
}
public override bool Think()
{
if (Mobile.Deleted)
{
return false;
}
var combatant = m_Guard.Combatant;
if (combatant?.Deleted != false || !combatant.Alive || combatant.IsDeadBondedPet ||
!Mobile.CanSee(combatant) || !Mobile.CanBeHarmful(combatant, false) || combatant.Map != Mobile.Map)
{
// Our combatant is deleted, dead, hidden, or we cannot hurt them
// Try to find another combatant
if (AcquireFocusMob(Mobile.RangePerception, Mobile.FightMode, false, false, true))
{
Mobile.Combatant = combatant = Mobile.FocusMob;
Mobile.FocusMob = null;
}
else
{
Mobile.Combatant = combatant = null;
}
}
if (combatant != null && (!Mobile.InLOS(combatant) || !Mobile.InRange(combatant, 12)))
{
if (AcquireFocusMob(Mobile.RangePerception, Mobile.FightMode, false, false, true))
{
Mobile.Combatant = combatant = Mobile.FocusMob;
Mobile.FocusMob = null;
}
else if (!Mobile.InRange(combatant, 36))
{
Mobile.Combatant = combatant = null;
}
}
var dispelTarget = FindDispelTarget(true);
if (m_Guard.Target != null && m_ReleaseTarget == DateTime.MinValue)
{
m_ReleaseTarget = Core.Now + TimeSpan.FromSeconds(10.0);
}
if (m_Guard.Target != null && Core.Now > m_ReleaseTarget)
{
var targ = m_Guard.Target;
var toHarm = dispelTarget ?? combatant;
if ((targ.Flags & TargetFlags.Harmful) != 0 && toHarm != null)
{
if (m_Guard.Map == toHarm.Map && (targ.Range < 0 || m_Guard.InRange(toHarm, targ.Range)) &&
m_Guard.CanSee(toHarm) && m_Guard.InLOS(toHarm))
{
targ.Invoke(m_Guard, toHarm);
}
else if ((targ as ISpellTarget<Mobile>)?.Spell is DispelSpell)
{
targ.Cancel(m_Guard, TargetCancelType.Canceled);
}
}
else if ((targ.Flags & TargetFlags.Beneficial) != 0)
{
targ.Invoke(m_Guard, m_Guard);
}
else
{
targ.Cancel(m_Guard, TargetCancelType.Canceled);
}
m_ReleaseTarget = DateTime.MinValue;
}
if (dispelTarget != null)
{
if (Action != ActionType.Combat)
{
Action = ActionType.Combat;
}
m_Guard.Warmode = true;
RunFrom(dispelTarget);
}
else if (combatant != null)
{
if (Action != ActionType.Combat)
{
Action = ActionType.Combat;
}
m_Guard.Warmode = true;
RunTo(combatant);
}
else if (m_Guard.Orders.Movement != MovementType.Stand)
{
Mobile toFollow = null;
if (m_Guard.Town != null && m_Guard.Orders.Movement == MovementType.Follow)
{
toFollow = m_Guard.Orders.Follow ?? m_Guard.Town.Sheriff;
}
if (toFollow != null && toFollow.Map == m_Guard.Map &&
toFollow.InRange(m_Guard, m_Guard.RangePerception * 3) &&
Town.FromRegion(toFollow.Region) == m_Guard.Town)
{
if (Action != ActionType.Combat)
{
Action = ActionType.Combat;
}
Mobile.SetCurrentSpeedToActive();
m_Guard.Warmode = true;
RunTo(toFollow);
}
else
{
if (Action != ActionType.Wander)
{
Action = ActionType.Wander;
}
Mobile.SetCurrentSpeedToPassive();
m_Guard.Warmode = false;
WalkRandomInHome(2, 2, 1);
}
}
else
{
if (Action != ActionType.Wander)
{
Action = ActionType.Wander;
}
m_Guard.Warmode = false;
}
if ((IsDamaged || IsPoisoned) && m_Guard.Skills.Healing.Base > 20.0)
{
var ts = TimeUntilBandage;
if (ts == TimeSpan.MaxValue)
{
StartBandage();
}
}
var spell = Mobile.Spell as Spell;
if (spell == null && Core.TickCount - Mobile.NextSpellTime >= 0)
{
var toRelease = DateTime.MinValue;
if (IsPoisoned)
{
var p = m_Guard.Poison;
var ts = TimeUntilBandage;
if (p != Poison.Lesser || ts == TimeSpan.MaxValue || TimeUntilBandage < TimeSpan.FromSeconds(1.5) ||
m_Guard.HitsMax - m_Guard.Hits > Utility.Random(250))
{
if (IsAllowed(GuardAI.Bless))
{
spell = new CureSpell(m_Guard);
}
else
{
UseItemByType(typeof(BaseCurePotion));
}
}
}
else if (IsDamaged && m_Guard.HitsMax - m_Guard.Hits > Utility.Random(200))
{
if (IsAllowed(GuardAI.Magic) && m_Guard.Hits * 100 / Math.Max(m_Guard.HitsMax, 1) < 10 &&
m_Guard.Home != Point3D.Zero && !Utility.InRange(m_Guard.Location, m_Guard.Home, 15) &&
m_Guard.Mana >= 11)
{
spell = new RecallSpell(
m_Guard,
new RunebookEntry(null, m_Guard.Home, m_Guard.Map, "Guard's Home")
);
}
else if (IsAllowed(GuardAI.Bless))
{
if (m_Guard.Mana >= 11 && m_Guard.Hits + 30 < m_Guard.HitsMax)
{
spell = new GreaterHealSpell(m_Guard);
}
else if (m_Guard.Hits + 10 < m_Guard.HitsMax &&
(m_Guard.Mana < 11 || m_Guard.NextCombatTime - Core.TickCount > 2000))
{
spell = new HealSpell(m_Guard);
}
}
else if (m_Guard.CanBeginAction<BaseHealPotion>())
{
UseItemByType(typeof(BaseHealPotion));
}
}
else if (dispelTarget != null &&
(IsAllowed(GuardAI.Magic) || IsAllowed(GuardAI.Bless) || IsAllowed(GuardAI.Curse)))
{
if (!dispelTarget.Paralyzed && m_Guard.Mana > ManaReserve + 20 && Utility.Random(100) < 40)
{
spell = new ParalyzeSpell(m_Guard);
}
else
{
spell = new DispelSpell(m_Guard);
}
}
if (combatant != null)
{
if (m_Combo != null)
{
if (spell == null)
{
spell = SpellCombo.Process(m_Guard, combatant, ref m_Combo, ref m_ComboIndex, ref toRelease);
}
else
{
m_Combo = null;
m_ComboIndex = -1;
}
}
else if (Utility.Random(100) < 20 && IsAllowed(GuardAI.Magic))
{
if (Utility.Random(100) < 80)
{
m_Combo = IsAllowed(GuardAI.Smart) ? SpellCombo.Simple : SpellCombo.Strong;
m_ComboIndex = -1;
if (m_Guard.Mana >= ManaReserve + m_Combo.Mana)
{
spell = SpellCombo.Process(m_Guard, combatant, ref m_Combo, ref m_ComboIndex, ref toRelease);
}
else
{
m_Combo = null;
if (m_Guard.Mana >= ManaReserve + 40)
{
spell = RandomOffenseSpell();
}
}
}
else if (m_Guard.Mana >= ManaReserve + 40)
{
spell = RandomOffenseSpell();
}
}
if (spell == null && Utility.Random(100) < 2 && m_Guard.Mana >= ManaReserve + 10)
{
var strMod = GetStatMod(m_Guard, StatType.Str);
var dexMod = GetStatMod(m_Guard, StatType.Dex);
var intMod = GetStatMod(m_Guard, StatType.Int);
var types = new List<Type>();
if (strMod <= 0)
{
types.Add(typeof(StrengthSpell));
}
if (dexMod <= 0 && IsAllowed(GuardAI.Melee))
{
types.Add(typeof(AgilitySpell));
}
if (intMod <= 0 && IsAllowed(GuardAI.Magic))
{
types.Add(typeof(CunningSpell));
}
if (IsAllowed(GuardAI.Bless))
{
if (types.Count > 1)
{
spell = new BlessSpell(m_Guard);
}
else if (types.Count == 1)
{
spell = types[0].CreateInstance<Spell>(m_Guard, null);
}
}
else if (types.Count > 0)
{
if (types[0] == typeof(StrengthSpell))
{
UseItemByType(typeof(BaseStrengthPotion));
}
else if (types[0] == typeof(AgilitySpell))
{
UseItemByType(typeof(BaseAgilityPotion));
}
}
}
if (spell == null && Utility.Random(100) < 2 && m_Guard.Mana >= ManaReserve + 10 &&
IsAllowed(GuardAI.Curse))
{
if (!combatant.Poisoned && Utility.Random(100) < 40)
{
spell = new PoisonSpell(m_Guard);
}
else
{
var strMod = GetStatMod(combatant, StatType.Str);
var dexMod = GetStatMod(combatant, StatType.Dex);
var intMod = GetStatMod(combatant, StatType.Int);
var types = new List<Type>();
if (strMod >= 0)
{
types.Add(typeof(WeakenSpell));
}
if (dexMod >= 0 && IsAllowed(GuardAI.Melee))
{
types.Add(typeof(ClumsySpell));
}
if (intMod >= 0 && IsAllowed(GuardAI.Magic))
{
types.Add(typeof(FeeblemindSpell));
}
if (types.Count > 1)
{
spell = new CurseSpell(m_Guard);
}
else if (types.Count == 1)
{
spell = types[0].CreateInstance<Spell>(m_Guard, null);
}
}
}
}
if (spell != null && m_Guard.HitsMax - m_Guard.Hits + 10 > Utility.Random(100))
{
Type type = spell switch
{
GreaterHealSpell _ => typeof(BaseHealPotion),
CureSpell _ => typeof(BaseCurePotion),
StrengthSpell _ => typeof(BaseStrengthPotion),
AgilitySpell _ => typeof(BaseAgilityPotion),
_ => null
};
if (type == typeof(BaseHealPotion) && !m_Guard.CanBeginAction(type))
{
type = null;
}
if (type != null && m_Guard.Target == null && UseItemByType(type))
{
if (spell is not GreaterHealSpell)
{
spell = null;
}
else if (m_Guard.Hits + 30 > m_Guard.HitsMax && m_Guard.Hits + 10 < m_Guard.HitsMax)
{
spell = new HealSpell(m_Guard);
}
}
}
else if (spell == null && m_Guard.Stam < m_Guard.StamMax / 3 && IsAllowed(GuardAI.Melee))
{
UseItemByType(typeof(BaseRefreshPotion));
}
if (spell?.Cast() != true)
{
EquipWeapon();
}
}
else if (spell?.State == SpellState.Sequencing)
{
EquipWeapon();
}
return true;
}
}
}