import { _decorator, Component, Node, RigidBody2D, Vec2 ,PhysicsSystem2D,UITransform,Vec3} from 'cc';
const { ccclass, property } = _decorator;

@ccclass('test')
export class test extends Component {

    @property({type:Node})
    leftPlayer:Node;

    // leftPlayerSprite:Node;

    ball:Node;

    start() {
        // PhysicsSystem2D.instance.enable = true;
        // PhysicsSystem2D.instance.gravity = new Vec2(0,-50);

        console.log("===============")
        this.ball=this.node.getChildByName("Ball")
        this.ball.getComponent(RigidBody2D).linearVelocity = new Vec2(40,0)
        // this.leftPlayerSprite=this.leftPlayer.getChildByName("Sprite")
        this.node.on(Node.EventType.TOUCH_START, this._onTouchStart, this);
        this.node.on(Node.EventType.TOUCH_MOVE, this._onTouchMove, this);
        this.node.on(Node.EventType.TOUCH_END, this._onTouchEnd, this);
        
    }

    newPos:Vec3;
    isUpdatePos:boolean;
    _onTouchStart(touchEvent) {


    }

    _onTouchEnd(touchEvent) {


    }
    _onTouchMove(touchEvent) {
        console.log("===============_onTouchMove")
        // this.leftPlayer.getChildByName("Sprite").getComponent(RigidBody2D).enabled=false;

       
        let location = touchEvent.getUILocation();

        this.newPos = this.leftPlayer.parent.getComponent(UITransform).convertToNodeSpaceAR(new Vec3(location.x,location.y,0)); // 确定位置
        let newY=Math.min(480,Math.max(this.newPos.y,-480))
        this.leftPlayer.position=new Vec3(-292,newY,0)
       
        // this.scheduleOnce(() => {
        //     this.leftPlayer.position = this.newPos
        //     }, 0);

        //console.log("==_onTouchMove==");
        // this.leftPlayer.getChildByName("Sprite").getComponent(RigidBody2D).enabled=true;
       
    }

    update(deltaTime: number) {
        // if(this.isUpdatePos){
        //     console.log("===============isUpdatePos")
        //     this.leftPlayer.position = this.newPos
        //     // this.isUpdatePos=false
        // }

        if(this.ball.position.x<=-340 || this.ball.position.x>=320 )
        {
            console.log("重置")
            this.ball.position=new Vec3(0,0,0)

            this.ball.getComponent(RigidBody2D).linearVelocity = new Vec2(40,0)
        }
    }
}