import { _decorator, Component, Node, UITransform, Prefab, instantiate, Vec3 } from 'cc';
import { ResourcesUtils } from '../core/resourceManager/ResourcesUtils';
const { ccclass, property } = _decorator;

@ccclass('ColorRibbonBox')
export class ColorRibbonBox extends Component {
    @property({ tooltip: "彩带(不填写默认为当前node)", type: Node }) public ribbonBox: Node;
    @property({ tooltip: "加载特效间隔时间，单位秒" }) public interval: number = 0.5;
    @property({ tooltip: "加载特效次数" }) public times: number = 20;
    @property({ tooltip: "特效密集度" }) public spacing: number = 40;

    start() {
        if (!this.ribbonBox) {
            this.ribbonBox = this.node;
        }
        this.schedule(this.addRibbon, this.interval, this.times);
    }

    public async addRibbon() {
        let temp = Math.ceil(this.ribbonBox.getComponent(UITransform).width / this.spacing);
        for (let i = 0; i < temp + 1; i++) {
            let _ribbon = await ResourcesUtils.load<Prefab>("Prefabs/SpecialEffects/彩带move", null, this.node);
            let ribbon = instantiate(_ribbon);
            ribbon.parent = this.ribbonBox;
            let _X = this.ribbonBox.getComponent(UITransform).width / 2 - ((i - 1) * this.spacing + (Math.random() * this.spacing));
            ribbon.setPosition(new Vec3(_X));
        }
    }
}