Class: JapanETC::DatabaseProvider::NagoyaExpressway

Inherits:
Base
  • Object
show all
Defined in:
lib/japan_etc/database_provider/nagoya_expressway.rb

Overview

www.nagoya-expressway.or.jp/etc/etc-lane.html

Defined Under Namespace

Classes: Row

Instance Method Summary collapse

Methods inherited from Base

#source_id

Instance Method Details

#doc ⇒ Object 



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# File 'lib/japan_etc/database_provider/nagoya_expressway.rb', line 62

def doc
  response = Faraday.get(source_url)
  Nokogiri(response.body)
end

#fetch_tollbooths ⇒ Object 



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# File 'lib/japan_etc/database_provider/nagoya_expressway.rb', line 16

def fetch_tollbooths
  rows.map do |row|
    begin
      road_number = Integer(row[4])
      tollbooth_number = Integer(row[5])
    rescue ArgumentError, TypeError
      next
    end

    Tollbooth.create(
      road_number: road_number,
      tollbooth_number: tollbooth_number,
      road_name: '名古屋高速道路',
      route_name: row[0],
      name: row[2],
      source: source_id
    )
  end.compact
end

#raw_rows ⇒ Object 



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# File 'lib/japan_etc/database_provider/nagoya_expressway.rb', line 58

def raw_rows
  doc.css('tr')
end

#rows ⇒ Object 



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# File 'lib/japan_etc/database_provider/nagoya_expressway.rb', line 36

def rows
  raw_rows.each_with_object([]).map do |tr, pending_subsequent_rows|
    current_row = pending_subsequent_rows.shift || Row.new

    tr.css('td,th').each_with_index do |td, column_index|
      text = td.text.tr(' ', '')
      current_row[column_index] = text

      next unless td.attr('rowspan')

      subsequent_row_count = Integer(td.attr('rowspan')) - 1

      (0...subsequent_row_count).each do |row_index|
        subsequent_row = (pending_subsequent_rows[row_index] ||= Row.new)
        subsequent_row[column_index] = text
      end
    end

    current_row.to_a
  end
end

#source_url ⇒ Object 



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# File 'lib/japan_etc/database_provider/nagoya_expressway.rb', line 12

def source_url
  'https://www.nagoya-expressway.or.jp/etc/etc-lane.html'
end