차리다

견본

require 'net/http'
require 'uri'
require 'json'
require 'cool.io'
require 'terminal-notifier'

class WeatherWatcher < Coolio::TimerWatcher
  API_KEY = 'YOUR_API_KEY'
  CITY_NAME = 'Tokyo'
  COUNTRY_CODE = 'JP'
  INTERVAL_SEC = 300

  def initialize
    super(INTERVAL_SEC, true)
  end

  def on_timer
    weather = get_weather
    icon_id = weather['weather'][0]['icon']
    temperature = weather['main']['temp']
    description = weather['weather'][0]['description']
    notify(icon_id, temperature, description)
  end

  def get_weather
    uri = URI('http://api.openweathermap.org')
    uri.path = '/data/2.5/weather'
    params = { q: "#{CITY_NAME},#{COUNTRY_CODE}", units: 'metric', appid: API_KEY }
    uri.query = URI.encode_www_form(params)
    response = Net::HTTP.get(uri)
    JSON.parse(response)
  end

  def notify(icon, temperature, description)
    TerminalNotifier.notify(
      "#{CITY_NAME}, #{COUNTRY_CODE}",
      title: "#{temperature}℃, #{description}",
      contentImage: "http://openweathermap.org/img/w/#{icon}.png"
    )
  end
end

def run
  loop = Coolio::Loop.new
  timer = WeatherWatcher.new
  loop.attach(timer)
  loop.run
ensure
  timer.detach
end

run

참고 문헌