import { GameUILayers } from "../../scripts/GameUILayers";
import { UI_LoadingExtra } from "../../scripts/UIDef";

import { Layout_Loading } from "./Layout_Loading";
import { assetManager, Prefab } from "cc";
export class UI_Loading extends UI_LoadingExtra {
    constructor() {
        super('ui_loading/UI_Loading', GameUILayers.CBL,Layout_Loading);
    }
    protected onCreated(): void {
        let layout = this.layout as Layout_Loading;
        layout.loadingBar.init()
    }
    private _res_confs:{bundle:string,url:string[]}=null;
    private _on_complete:()=>void;
    private _target:any;
    public Init(res_confs:{bundle:string,url:string[]},on_complete?:()=>void,target?:any):void{
         this._on_complete=on_complete;
         this._target=target;
         this._res_confs=res_confs;
         this.preloadRes();
    }
    //
    private preloadRes() {
        let res = this._res_confs;
        let bundle = assetManager.getBundle(res.bundle);
        let layout = this.layout as Layout_Loading;
        if (!bundle){
            this.complete();
        }else{
           bundle.load<Prefab>(res.url,(finished: number, total: number, item:any) => {
                   layout.loadingBar.set(finished/total);
                 
           }, (err: Error | null, data) => {
               this.complete();
           });
        }
    }
    //
    private complete():void{
        this._on_complete?.call(this._target);
        this._on_complete=null;
        this._target=null;
        this._res_confs=null;
        this.close();
    }
    //
    protected onDispose() :void{
     
    }
    //
}