70 lines
2.3 KiB
C#
70 lines
2.3 KiB
C#
using System;
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using UnityEngine;
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using BaseGames.Combat;
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using BaseGames.Core.Events;
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namespace BaseGames.Equipment
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{
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/// <summary>
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/// 命中触发效果类型。
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/// </summary>
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public enum OnHitEffectType
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{
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ApplyPoison,
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ApplyFire,
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KnockbackBoost
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}
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/// <summary>
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/// 命中触发护符效果（架构 09_ProgressionModule §5）。
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/// 订阅 HitConfirmedEventChannelSO("EVT_HitConfirmed") 并按概率对命中目标施加状态效果。
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/// KnockbackBoost 类型通过 DamageInfo.KnockbackForce 标记，由 HurtBox 流水线读取。
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/// </summary>
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[Serializable]
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public class OnHitEffect : ICharmEffect
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{
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public OnHitEffectType effectType;
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[Range(0f, 1f)]
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public float chance; // 触发概率（0~1）
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private HitConfirmedEventChannelSO _onHitChannel;
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private EventSubscription? _sub;
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public void OnEquip(EquipmentContext ctx)
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{
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_onHitChannel = ctx.Events?.Get<HitConfirmedEventChannelSO>("EVT_HitConfirmed");
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_sub = _onHitChannel?.Subscribe(HandleHit);
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}
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public void OnUnequip(EquipmentContext ctx)
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{
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_sub?.Dispose();
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_sub = null;
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_onHitChannel = null;
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}
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private void HandleHit(HitInfo info)
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{
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if (UnityEngine.Random.value > chance) return;
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switch (effectType)
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{
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case OnHitEffectType.ApplyPoison:
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info.HitTransform?.GetComponentInParent<IStatusEffectable>()
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?.ApplyStatusEffect(DamageType.Poison);
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break;
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case OnHitEffectType.ApplyFire:
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info.HitTransform?.GetComponentInParent<IStatusEffectable>()
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?.ApplyStatusEffect(DamageType.Fire);
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break;
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case OnHitEffectType.KnockbackBoost:
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// KnockbackBoost 在 HitBox 构建 DamageInfo 前生效，
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// 此处为命中后的反馈（可在此播放特效；实际击退已在 HurtBox 流水线处理）。
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break;
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}
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}
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public string GetEffectDescription() => $"命中时 {chance * 100:0}% 概率附加 {effectType}";
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}
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}
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