Blog in Angular - Posts-Service

posts.service.ts

@Injectable({
  providedIn: 'root'
})
export class PostsService {

  private _posts: blogPost[] = [];
  get Posts(): blogPost[] {
    return this._posts;
  }
  set Posts(value: blogPost[]) {
    this._posts = value;
  }


  constructor() {
    if (this.Posts === null || this.Posts.length > 0) this.Posts = [];
    this.Posts = posts
      .map(post => new post())
      .sort((a, b) => a.postDateTime > b.postDateTime ? -1 : 1)
      ;
  }
}