egypt-banks-scraper/src/banks/AUDI.js

Scrape exchange rates from Egypt banks

/* eslint class-methods-use-this: ["error", { "exceptMethods": ["scraper"] }] */

import cheerio from 'cheerio';

import Bank from './Bank';

import { banksNames } from './banks_names';

export default class AUDI extends Bank {
  constructor() {
    const url = 'http://www.bankaudi.com.eg/egypt/fx-rates';
    const selector = '.ratesTable tbody tr';
    super(banksNames.AUDI, url, selector);
  }

  /**
   * Scrape rates from html
   * @param {Object} html html of bank web page to scrape
   */
  scraper(html) {
    const $ = cheerio.load(html);
    const tableRows = $('.ratesTable tbody tr');

    const rates = [];
    tableRows.each((index, row) => {
      const currencyCode = $(row)
        .children()
        .eq(0)
        .text()
        .trim();
      const buyRate = $(row)
        .children()
        .eq(3)
        .text()
        .trim();
      const sellRate = $(row)
        .children()
        .eq(4)
        .text()
        .trim();

      if (Number(buyRate) === 0 || Number(sellRate) === 0) return;
      rates.push({
        code: currencyCode,
        buy: Number(buyRate),
        sell: Number(sellRate),
      });
    });
    return rates;
  }
}