module Zelda
  class Request
    def self.get(url)
      result = HTTParty.get parse_url(url)

      if result
        %w(created_at updated_at id).each do |key|
          result.delete(key) if result[key]
        end

        if result['error']
          raise result['error']
        end
      end

      result
    end

    def self.parse_url(*args)
      raise "No Zelda::API_KEY specified" unless defined?(Zelda::API_KEY)
      "http://zelda.omroep.nl/#{ Zelda::API_KEY }/#{ args.join('/') }"
    end
  end
end