_Aliens/assets/module_aliens/Script/Components/EnemyComponent.ts

import { _decorator, CCBoolean, CCFloat, Collider, Component, isValid, ITriggerEvent, Node, PhysicsSystem, tween, Tween, Vec3 } from 'cc';

const { ccclass, property } = _decorator;

export enum EnemyStatus {
    LIFE,
    DIE
}

@ccclass('EnemyComponent')
export class EnemyComponent extends Component {
    currentHp: number = 0;
    status: EnemyStatus = EnemyStatus.LIFE;
    speed: number = 50;
    headshot:boolean = false;
    tigger: Collider = null!;

    protected onLoad(): void {
        this.tigger = this.node.getComponent(Collider)!;
    }

    start() {
        this.status = EnemyStatus.LIFE;
        this.tigger = this.node.getComponent(Collider)!;
        this.tigger.on('onTriggerEnter', this.onTriggerEnter, this);
    }

    protected onTriggerEnter(event: ITriggerEvent): void {
    }

    protected onDestroy(): void {
        Tween.stopAllByTarget(this.node);
    }
}