152 lines
4 KiB
C#
152 lines
4 KiB
C#
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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using System;
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using System.Linq;
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using GameCult.Aetheria.State.Unity;
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[Inspectable]
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public class StatModifierConfig : RuntimeBehaviorConfig
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{
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[Inspectable]
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public StatReference Stat = new StatReference();
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[Inspectable]
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public PerformanceStat Modifier = new PerformanceStat();
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[Inspectable]
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public StatModifierType Type;
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public string RequireBehavior;
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public override Behavior CreateInstance(EquippedItem item)
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{
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return new StatModifier(this, item);
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}
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public override Behavior CreateInstance(ConsumableItemEffect consumable)
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{
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return new StatModifier(this, consumable);
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}
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}
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[Order(-4)]
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public class StatModifier : Behavior, IInitializableBehavior, IDisposable, IAlwaysUpdatedBehavior
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{
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private StatModifierConfig _data;
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private PerformanceStat[] _stats;
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private bool _applied;
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private bool _executed;
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public bool Applied => _applied;
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public bool Executed => _executed;
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public int TargetStatCount => _stats?.Length ?? 0;
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public StatModifier(StatModifierConfig data, EquippedItem item) : base(data, item)
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{
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_data = data;
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}
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public StatModifier(StatModifierConfig data, ConsumableItemEffect item) : base(data, item)
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{
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_data = data;
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}
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public void Initialize()
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{
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_stats = Entity.Equipment
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.Where(HasRequiredBehavior)
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.SelectMany(gear => gear.Behaviors ?? Array.Empty<Behavior>())
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.Where(behavior => BehaviorKindMatches(behavior.Kind, _data.Stat.Target))
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.Select(FindTargetStat)
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.Where(stat => stat != null)
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.ToArray();
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}
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private PerformanceStat FindTargetStat(Behavior behavior)
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{
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return behavior.TryGetPerformanceStat(_data.Stat.Stat, out var stat) ? stat : null;
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}
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private static bool BehaviorKindMatches(string runtimeKind, string expectedKind)
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{
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return AetheriaRuntimeBehaviorMetadataCatalog.IsKindOrDescendant(
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runtimeKind,
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NormalizeExpectedBehaviorKind(expectedKind));
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}
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private static string NormalizeExpectedBehaviorKind(string expectedKind)
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{
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if (string.IsNullOrWhiteSpace(expectedKind))
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{
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return "";
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}
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const string legacyDataSuffix = "Data";
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return expectedKind.EndsWith(legacyDataSuffix, StringComparison.Ordinal)
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? expectedKind.Substring(0, expectedKind.Length - legacyDataSuffix.Length)
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: expectedKind;
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}
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private bool HasRequiredBehavior(EquippedItem gear)
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{
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return string.IsNullOrWhiteSpace(_data.RequireBehavior) ||
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(gear?.Behaviors ?? Array.Empty<Behavior>())
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.Any(behavior => BehaviorKindMatches(behavior.Kind, _data.RequireBehavior));
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}
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private void ApplyModifier()
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{
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_applied = true;
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foreach (var stat in _stats)
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(_data.Type == StatModifierType.Constant
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? stat.GetConstantModifiers(Entity)
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: stat.GetScaleModifiers(Entity))[this] = Evaluate(_data.Modifier);
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}
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private void RemoveModifier()
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{
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_applied = false;
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foreach (var stat in _stats)
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(_data.Type == StatModifierType.Constant ? stat.GetConstantModifiers(Entity) : stat.GetScaleModifiers(Entity)).Remove(this);
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}
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public override bool Execute(float dt)
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{
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_executed = true;
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return true;
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}
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public void Dispose()
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{
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if(_applied)
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RemoveModifier();
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}
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public void Update(float delta)
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{
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if(_executed && !_applied)
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ApplyModifier();
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if(!_executed && _applied)
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RemoveModifier();
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_executed = false;
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}
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}
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public enum StatModifierType
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{
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Constant,
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Multiplier
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}
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[Inspectable]
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public class StatReference
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{
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public string Target;
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[Inspectable]
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public string Stat;
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}
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