import { Label } from 'cc';
import { Sprite } from 'cc';
import { CCString } from 'cc';
import { director } from 'cc';
import { _decorator, Component, Node } from 'cc';
import { UmLog } from '../../../cc-common/cc-util/UmLog';
const { ccclass, property } = _decorator;

@ccclass('LoadingScene')
export class LoadingScene extends Component {
    @property(CCString) sceneName = "mainscene";
    @property(Sprite) progress: Sprite = null!;
    totalPercent: number = 0;
    
    protected onLoad(): void {
        this.progress.fillRange = 0;

        director.preloadScene(this.sceneName, (completedCount, totalCount) => {
            let percent = 0;
            if (totalCount > 0) {
                percent = 100 * completedCount / totalCount;
                this.totalPercent = 100 * completedCount / totalCount;
            }
            if (percent < 100) {
                // const progressBar = this.processBar.getComponent(cc.ProgressBar);
                // progressBar.progress = percent/100;
            }

        }, (error) => {
            if (error) {
                UmLog.error("preloadScene Error: ", error);
            } else {
                // cc.director.loadScene(sceneName);
            }
        });
    }

    protected update(dt: number): void {
        this.progress.fillRange += ((this.totalPercent / 100) - this.progress.fillRange) / 20;

        if (this.progress.fillRange >= .999) {
            director.loadScene(this.sceneName);
        }
    }
}