import { _decorator, game, Label, Prefab, Node, Slider, ProgressBar, director, Sprite, SpriteFrame } from 'cc';

import { ModuleDef } from '../Script/ModuleDef';
import { SceneDef } from '../Script/SceneDef';
import { ch_start_pack } from '../ch/start/ch_start_pack';
import { gui } from '../core/ui/ui';
import { ResUtil } from '../core/util/ResUtil'
import { ch } from '../ch/ch';

const { ccclass, property } = _decorator;
//预加载模块
const _preloadBundles = [ModuleDef.EXTRA,ModuleDef.BASIC,ModuleDef.GAME];
//预加载资源
const _preloadRes = [
    // { bundle: ModuleDef.EXTRA, url: 'ui/loading' },
    { bundle: ModuleDef.BASIC, url: 'ui_alert/UI_Alert' },
    { bundle: ModuleDef.BASIC, url: 'ui_waiting/UI_Waiting' },
    { bundle: ModuleDef.BASIC, url: 'ui_notify/UI_Notify' },
    { bundle: ModuleDef.GAME, url: 'ui/main/main' },
    { bundle: ModuleDef.GAME, url: 'ui/UI_Hall/Hall' },
];
//
const _loadingText = ['Loading.', 'Loading..', 'Loading...'];
const _totalNum = _preloadBundles.length + _preloadRes.length + 1;
@ccclass('Start')
export class Start extends ch_start_pack {
    //skinManager = new SkinManager();
    @property(ProgressBar)
    loadingBar: ProgressBar;
    private _percent: string = '1';
    private _numCurrentLoaded = 0;
    public static packId: number;
    @property({ type: Prefab, displayName: 'ui初始预制体' })
    private ui_prefab: Prefab;
    isGameScenePreloaded = false;


    protected onLoad(): void {
        Start.packId = this.pid
    }
    async start() {
        console.log('Start');
    
        gui.init(this.ui_prefab);
        game.frameRate = 61;

        await this.try_init(3);
        this.preloadBundle(0);
      

    }
    onResLoaded() {
        this._numCurrentLoaded++;
        console.log(this._numCurrentLoaded);
        this._percent = ~~(this._numCurrentLoaded / _totalNum * 100) + '%';
        console.log(this._percent);
    }
    async preloadBundle(idx: number) {
        await ResUtil.loadBundle(_preloadBundles[idx])
        ch.log.info('module:<' + _preloadBundles[idx] + '>loaded.');
        idx++;
        this.onResLoaded();
        if (idx < _preloadBundles.length) {
            this.preloadBundle(idx);
        }
        else {
            this.preloadRes(0);
        }
    }
    async preloadRes(idx: number) {       
        let res = _preloadRes[idx];
        await ResUtil.loadAsset<Prefab>(res.url, res.bundle);
        idx++;
        this.onResLoaded();
        if (idx < _preloadRes.length) {
            this.preloadRes(idx);
        } else {
            this.onPreloadingComplete();
        }
    }
    async onPreloadingComplete() {     
        await ResUtil.loadScene(SceneDef.Hall, ModuleDef.GAME, true);  
        console.log('jinru hall');
        this.onResLoaded();
  

    }
    update(deltaTime: number) {
        if (this._percent) {
            // this.txtLoading.string = 'Loading...' + this._percent;
            const sc = this._numCurrentLoaded / _totalNum;
            if (sc >= 1) {
                this.loadingBar.progress = sc;
            } else {
                this.loadingBar.progress = this._numCurrentLoaded / _totalNum;
            }
        }
    }
}