set("server.socket.path", "/var/run/liquidsoap/socket")

set("log.file.path", "/var/log/liquidsoap/liquidsoap.log")
set("log.stdout", true)

set("server.socket", true)
set("server.telnet", true)
set("server.telnet.bind_addr", "127.0.0.1")
set("server.telnet.port", 1234)
set("server.telnet.allow", "127.0.0.1")

def apply_metadata(m) =
  filename = m["filename"]

  raw_title = m["title"]
  raw_artist = m["artist"]

  title = if raw_title == "" then filename else raw_title end
  artist = if raw_artist == "" then "Desconocido" else raw_artist end

  [("stream_title", artist ^ " - " ^ title)]
end


def print_metadata(m) =
  raw_title = m["title"]
  raw_artist = m["artist"]

  title = if raw_title == "" then "Sin título" else raw_title end
  artist = if raw_artist == "" then "Desconocido" else raw_artist end

  print("Reproduciendo ahora: #{artist} - #{title}")
end


radio_playlist = playlist.safe(mode="randomize", reload=10, "/var/lib/radio/")
radio_with_metadata = map_metadata(apply_metadata, radio_playlist)
default_audio = blank()
radio_stream = fallback(track_sensitive=false, [radio_with_metadata, default_audio])

radio_stream.on_metadata(print_metadata)

output.icecast(
  %opus(
    bitrate=320,
    vbr="none",
    application="audio",
    complexity=10,
    signal="music"
  ),
  host = "localhost",
  port = 8000,
  password = "${ICECAST_SOURCE_PASSWORD}",
  mount = "/stream.opus",
  name = "My Radio Stream",
  description = "Streaming en Opus desde Liquidsoap",
  radio_stream
)