scraping-service-impl.ts

import { HttpRequest } from '../../../infrastructure/http-request';
import { JSDOM } from 'jsdom';
import { RequestResponse } from '../../model/request-response';
import { ScrapingService } from '../scraping-service';
import { inject, injectable } from 'inversify';
import 'reflect-metadata';
import { TYPES } from '../../../inversify.types';

@injectable()
export class ScrapingServiceImpl implements ScrapingService {
  private request: HttpRequest;

  constructor(@inject(TYPES.HttpRequest) httpRequest: HttpRequest) {
    this.request = httpRequest;
  }

  public async fetchDomData(url: string): Promise<JSDOM> {
    const response: RequestResponse = await this.request.get(url).catch(e => {
      console.error('service error:', e);
      throw e;
    });
    return new JSDOM(response['body']);
  }
}