#!/usr/bin/env ruby

require "rexml/document"
require "net/https"

RSS_FEED = "https://www.merriam-webster.com/wotd/feed/rss2"
rss = Net::HTTP.get(URI.parse(RSS_FEED))

xml = REXML::Document.new(rss)

cur = if ARGV[0] == "yesterday"
  xml.elements["rss/channel/item[2]"]
else
  xml.elements["rss/channel/item[1]"]
end

puts "#{cur.elements["title"].text}: #{cur.elements["merriam:shortdef"].text}"