#!/usr/local/bin/ruby

require 'open-uri'
require "pp"
require 'uri'

#<div class="tdu-total-fare">￥160</div>
#https://www.google.co.jp/search?site=&q=新宿～渋谷 電車

from = "渋谷"
to = "新宿"

url_before_escape = "https://www.google.co.jp/search?site=&q=#{from}～#{to} 電車"
url = URI.escape(url_before_escape)

#p url_escape

#pp url

sio = OpenURI.open_uri(url)

fares = []
min_fare = 0
sio.each_line do |l|
#    if l =~ %r|tdu-total-fare|
#        i = l.slice(%r|<div class="tdu-total-fare">￥([,0-9]*)</div>|, 1)
        i = l.slice(%r|(<div class="tdu-total-fare">￥160</div>)|, 1)
        fares << i
#    end
end

pp fares

#min_fare = fares.sort.shift
#pp min_fare