#!/usr/local/bin/ruby

require 'net/http'
require 'uri'
require 'json'

#url = "http://weather.livedoor.com/forecast/webservice/json/v1?city=011000"


#url = "http://www.land.mlit.go.jp/webland/api/TradeListSearch?from=20101&to=20134&station=02590"
url = "http://www.land.mlit.go.jp/webland/api/TradeListSearch?from=20101&to=20161&city=13421"

uri = URI.parse(url)
json = Net::HTTP.get(uri)
result = JSON.parse(json)

json_str = JSON.pretty_generate(result)

#puts json_str

(0..100).each do |i|
#  puts result.dig("data", i, "DistrictName")
#  puts result.dig("data", i, "PricePerUnit")
  if result.dig("data", i, "PricePerUnit").to_i <= 10000
    puts result.dig("data", i)#, "DistrictName")
#    puts result.dig("data", i, "PricePerUnit")
  end
end

=begin
puts result.dig("pinpointLocations", 0, "name")#, "name")
puts result.dig("forecasts", 0, "date")
puts result.dig("forecasts", 0, "telop")
puts result.dig("forecasts", 1, "date")
puts result.dig("forecasts", 1, "telop")
=end