import { _decorator, Component, Node,Collider2D ,Contact2DType,PhysicsSystem2D,IPhysics2DContact} from 'cc';
const { ccclass, property } = _decorator;

@ccclass('bossCom')
export class bossCom extends Component {
    @property(Number)
    private speed: number = 100;
    @property(Number)
    private ospeed: number = 100;
    @property(Number)
    private timer: number = 0;

    protected onLoad(): void {
        this.speed = this.ospeed = 100;
    }
    start () {
        // 注册单个碰撞体的回调函数
        // console.log('MonsterViewComp start');
        let collider = this.getComponent(Collider2D);
        // console.log('Monster collider',collider);
        if (collider) {
            collider.on(Contact2DType.BEGIN_CONTACT, this.onBeginContact, this);
        }

        // 注册全局碰撞回调函数
        if (PhysicsSystem2D.instance) {
            // console.log('PhysicsSystem2D.instance');
            PhysicsSystem2D.instance.on(Contact2DType.BEGIN_CONTACT, this.onBeginContact, this);
        }
    }
    onBeginContact (selfCollider: Collider2D, otherCollider: Collider2D, contact: IPhysics2DContact | null) {
        // 只在两个碰撞体开始接触时被调用一次
        // console.log('monster Contact,otherCollider',otherCollider);
        this.speed = 0;
        this.timer = 1;
        
    }

    update(dt: number){
        if(this.timer > 0){
            this.timer -= dt;
            if(this.timer <= 0){
                this.speed = this.ospeed;
                this.timer = 0;
            }
        }
        if(this.node.position.x > -360){
            this.move(dt);
        }
        if(this.node.position.x < -360){
            
            this.node.destroy();
        }
    

    }
    move(dt: number){
        this.node.setPosition(this.node.position.x-dt*this.speed, this.node.position.y, this.node.position.z);
    }
}