jqwidgets-framework/demos/Showcase/angular-orderdetails/src/app/services/info.service.ts

jQWidgets is an advanced Angular, Vue, Blazor, React, Web Components, jquery, ASP .NET MVC, Custom Elements and HTML5 UI framework.

import { Injectable } from '@angular/core';
import { Subject } from 'rxjs/Subject';
import { Observable } from 'rxjs';

@Injectable()
export class InfoService {
    private information = new Subject<any>();

    public setItemsData(info: any) {
        this.information.next({ items: info });
    }

    public clearItemsData() {
        this.information.next();
    }
    
    public getItemsData(item?: string): Observable<any> {
        return this.information.asObservable();
    }
}