使用ecs系统进行重构

assets/script/game/skill/SkillEffectSystem.ts

@@ -0,0 +1,47 @@
+@ecs.registerSystem()
+export class SkillEffectSystem extends ecs.System {
+    filter(): ecs.IMatcher {
+        return ecs.allOf(SkillEffectComp, CollisionResultComp);
+    }
+
+    update(skills: ecs.Entity[]) {
+        skills.forEach(skill => {
+            const effect = skill.get(SkillEffectComp);
+            const targets = skill.get(CollisionResultComp).targets;
+
+            targets.forEach(hero => {
+                // 应用即时伤害
+                if (effect.effectType === 'instant') {
+                    this.applyInstantDamage(hero, effect.damage);
+                }
+                // 应用持续效果
+                else if (effect.effectType === 'dot') {
+                    this.applyDOT(hero, effect);
+                }
+            });
+
+            // 清除碰撞结果
+            skill.remove(CollisionResultComp);
+        });
+    }
+
+    private applyInstantDamage(hero: ecs.Entity, damage: number) {
+        const model = hero.get(HeroModelComp);
+        model.hp -= damage;
+        
+        // 触发受击事件
+        oops.message.dispatch('HeroDamaged', {
+            hero,
+            damage,
+            currentHp: model.hp
+        });
+    }
+
+    private applyDOT(hero: ecs.Entity, effect: SkillEffectComp) {
+        // 添加持续伤害组件
+        hero.add(DOTComp, {
+            damagePerSec: effect.damage,
+            duration: effect.duration
+        });
+    }
+}