//test not ignore lazy function and I commented for other day to fix it
// import { lazy } from "react";
import { MainStateManager } from "./MainStateManager";

export type ILazyLoad = { pageKey: string, path: Promise<any> };

export class LazyLoadFactory {
    constructor(
        public mainStateManager: MainStateManager,
    ) { }

    public pages: ILazyLoad[] = [];

    public add = (key: string, path: Promise<any>) => {
        const find = this.pages.find(i => i.pageKey === key);
        if (find) {
            find.path = path;
        } else {
            this.pages.push({ pageKey: key, path });
        }
    }

    public get = (key: string): React.LazyExoticComponent<React.ComponentType<any>> => {
        const find = this.pages.find(i => i.pageKey === key);
        if (find) {
            throw Error(`can not find any page key : ${key}`);
            // return lazy(() => find.path)
        } else {
            console.error(`can not find any page key : ${key}`);
            throw Error(`can not find any page key : ${key}`);
        }
    }
}