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feat(skill): 添加技能buff附加概率配置与判定逻辑

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1. 新增SkillOverrides接口的buff_chance字段，配置buff附加概率
2. 在web常量中添加buff_chance的配置项说明
3. 在HeroAtkSystem中实现基于buff_chance的buff触发判定，默认100%触发
This commit is contained in:
pan
2026-09-03 14:30:05 +08:00
parent df61d55bc3
commit 94acab2a5c
3 changed files with 9 additions and 4 deletions
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11
assets/script/game/hero/HeroAtkSystem.ts
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@@ -260,10 +260,13 @@ export class HeroAtkSystem extends ecs.ComblockSystem implements ecs.ISystemUpda
// 命中附带 debuff（如灼烧 DoT）：仅普攻路径，复用友方 timed_buff_id 机制；
// 施法者 ap/完整属性快照取自伤害事件，供 BuffSystem tick 缩放与暴击/冰冻/击晕判定
if (!isDot && skillConf.timed_buff_id) {
const buffOverrides: BuffApplyOverrides = { source_attrs: damageEvent.Attrs };
if (skillConf.buff_value !== undefined) buffOverrides.value = skillConf.buff_value;
if (skillConf.buff_duration !== undefined) buffOverrides.duration = skillConf.buff_duration;
buffManager.applyBuff(target, skillConf.timed_buff_id, casterEid, damageEvent.Attrs[Attrs.ap] || 0, buffOverrides);
const buffChance = skillConf.buff_chance ?? 100;
if (buffChance >= 100 || Math.random() * 100 < buffChance) {
const buffOverrides: BuffApplyOverrides = { source_attrs: damageEvent.Attrs };
if (skillConf.buff_value !== undefined) buffOverrides.value = skillConf.buff_value;
if (skillConf.buff_duration !== undefined) buffOverrides.duration = skillConf.buff_duration;
buffManager.applyBuff(target, skillConf.timed_buff_id, casterEid, damageEvent.Attrs[Attrs.ap] || 0, buffOverrides);
}
}