google_short_url.rb

require "rest_client"

def url_shortener(url)
  res=""
  key = "API_KEY_DAYO"
  host = "https://www.googleapis.com/urlshortener/v1/url"
  params = {
    longUrl: url,
    key: key
  }
  begin
    response = RestClient.post host, params.to_json, content_type: "application/json"
    parsed = JSON.parse(response)
    res = parsed["id"]
  rescue => e
    puts "#{e.response}"
  end
  res
end