article.service.ts

import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { BehaviorSubject, Observable } from 'rxjs';

@Injectable({
  providedIn: 'root'
})
export class ArticleService {
 
  
  private baseUrl = 'http://localhost:3000'
  
  constructor(private http:HttpClient) { }

  public get_articles() : Observable<any> {
    return this.http.get(this.baseUrl+'/article');
  }

  public  create_article(article: Object) : Observable<Object>  {
    return this.http.post(this.baseUrl+'/article', article );
  }
}