intermarche.rb

require 'nokogiri'
require 'open-uri'

Encoding.default_external = 'UTF-8'
query = params['query'] || 'banana'
page = (params['page'] || 0).to_i
url = "https://lojaonline.intermarche.pt/26-famoes/produit/recherche?mot=#{query}"
document = Nokogiri::HTML(open(url))

search_items = document.css('ul.vignettes_produit > li.vignette_produit_info').map do |tile|
  title = tile.css('div.vignette_info > p').text().gsub(tile.css('p.js-marque').text(), '').strip()
  price_str = tile.css('div.vignette_prix > p').text().strip()
  price, priceKg = price_str.split('€').map { |s| s.strip unless s.nil? }

  img_url = tile.css('div.vignette_img > img').attr('src')&.value || tile.css('div.vignette_img > img').attr('data-original')&.value
  brand = tile.css('p.js-marque').text().strip unless tile.css('p.js-marque').nil?
  next if img_url.nil? || brand.nil?

  quantity = tile.css('div.vignette_produit_quantite').text().strip()
  unit = quantity&.split("\n")&.first&.strip()
  unit = nil if unit&.empty?
  quantity = quantity&.gsub("\n","")&.gsub(" ","")
  quantity = nil if quantity&.empty?
  destiny_url = url
  supermarket = 'Intermarché'

  {
    title: title,
    price: price,
    price_kg: priceKg,
    img_url: img_url,
    brand: brand,
    quantity: quantity,
    unit: unit,
    destiny_url: destiny_url,
    supermarket: supermarket
  }
end.compact

{
  query: query,
  url: url,
  page: page,
  total_items: search_items.size,
  search_items: search_items,
}