Class: HotelPrice::Expedia::ExpediaScraper

Inherits:
Object
  • Object
show all
Defined in:
lib/hotel_price/expedia/expedia_scraper.rb

Instance Method Summary collapse

Constructor Details

#initialize(mode = :chrome) ⇒ ExpediaScraper 



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# File 'lib/hotel_price/expedia/expedia_scraper.rb', line 7

def initialize(mode = :chrome)
  @mode = mode
end

Instance Method Details

#get_price(expedia_hotel_id, checkin_date, num_adults) ⇒ Object 



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# File 'lib/hotel_price/expedia/expedia_scraper.rb', line 11

def get_price(expedia_hotel_id, checkin_date, num_adults)
  date = DateTime.now.strftime("%Y-%m-%d")

  query_string = make_query_string(checkin_date.to_s, num_adults)
  url = "https://www.expedia.co.jp/ja/#{expedia_hotel_id}.Hotel-Information?#{query_string}"
  driver = HotelPrice.get_selenium_driver @mode
  driver.get(url)
  sleep 2

  data = driver.find_elements(:xpath, "//span[@data-stid='content-hotel-lead-price']")
  return { date: date, min_price: 0 } if data.empty?
  price = data.first.text.delete("^0-9").to_i

  hotel_name = ""
  room_name = ""

  hotel_name_element = driver.find_elements(:xpath, "//h1[@data-stid='content-hotel-title']")
  hotel_name = hotel_name_element.first.text unless hotel_name_element.empty?
  room_name_element = driver.find_elements(:xpath, "//h3[@data-stid='room-info-title-heading']")
  room_name = room_name_element.first.text unless room_name_element.empty?

  { checkin_date: checkin_date, min_price: price, hotel_name: hotel_name, room_name: room_name }
end

#make_date_args(checkin_date) ⇒ Object 



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# File 'lib/hotel_price/expedia/expedia_scraper.rb', line 41

def make_date_args checkin_date
  Date.parse checkin_date rescue return ""
  t = Date.parse(checkin_date)
  checkin_arg = t.strftime("chkin=%Y-%m-%d")
  checkout_arg = (t + 1).strftime("chkout=%Y-%m-%d")
  "#{checkin_arg}&#{checkout_arg}"
end

#make_num_adults_arg(num_adults) ⇒ Object 



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# File 'lib/hotel_price/expedia/expedia_scraper.rb', line 49

def make_num_adults_arg num_adults
  return "" if num_adults.to_i <= 1
  "rm1=a#{num_adults}"
end

#make_query_string(checkin_date, num_adults) ⇒ Object 



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# File 'lib/hotel_price/expedia/expedia_scraper.rb', line 35

def make_query_string(checkin_date, num_adults)
  cd_args = make_date_args checkin_date
  na_args = make_num_adults_arg num_adults
  "#{cd_args}&#{na_args}&x_pwa=1&rfrr=HSR&pwa_ts=1583335742618&swpToggleOn=true&regionId=3250&destination=Sapporo%2C+Hokkaido%2C+Japan&destType=MARKET&neighborhoodId=6290332&selected=5224778&sort=recommended&top_dp=5686&top_cur=JPY"
end