require 'cgi'

class Radio
  include Cinch::Plugin

  match /radio play (.*)$/, :method => :on_play
  match /radio pialla/, :method => :on_pialla
  match /radio help/, :method => :on_help
  match /radio info/, :method => :on_info
  match /radio next/, :method => :on_next

  def on_play(m, link)
    if link =~ /http(s):\/\/(?:www\.)?youtu(?:be\.com\/watch\?v=|\.be\/)([\w\-]+)(&(amp;)?[\w\?=]*)?/
      File.open('/tmp/radio', 'w') do |f|
        f.puts(link)
        f.flush
      end
      if open(link).read =~ /<title>(.*?) - YouTube<\/title>/
        m.reply "New song \""+CGI.unescapeHTML($1)+"\""
        File.open('/tmp/notify-send', 'w') do |f|
          f.puts($1)
          f.flush
        end
      end
    end
  end

  def on_help(m)
    m.reply 'curl "http://utvghefxggihh5ts.onion/listen" | play -q - 2>/dev/null'
    m.reply 'http://soyuz.labr.xyz:8000 - qua sta l\'interfaccia webbosa - poi ritorna'
    m.reply 'comandi: '
    m.reply ' info - ti dice la canzone che stai sentendo'
    m.reply ' pialla - cancella la canzone che stai sentendo'
    m.reply ' play <linkdiyoutube> - mette una canzone in playlist'
    m.reply ' next - ti fa sentire un altra roba'
  end

  def on_pialla(m)
    File.open('/tmp/notify-send', 'w') do |f|
      f.puts("Sto piallando")
      f.flush
    end
    system("mpc del $(mpc -f %position% | head -n 1)")
  end

  def on_info(m)
    info = `mpc`.split("\n")
    return if info.empty? || info.count <3
    title = Base64.decode64(info[0].split('#').last).chomp
    songs,time = "0"
    if info[1] =~  /.* #[0-9]+\/([0-9]+)\s(.*)/
      songs = $1
      time = $2.strip
    end
    m.reply CGI.unescapeHTML(title)+" ["+time+"] "+songs+" songs in playlist"
  end

  def on_next(m)
    `mpc next`
  end
end