1 files changed, 112 insertions, 0 deletions
diff --git a/lass/2configs/radio/radio.liq b/lass/2configs/radio/radio.liq
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+++ b/lass/2configs/radio/radio.liq
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+log.stdout.set(true)
+
+# use yt-dlp
+settings.protocol.youtube_dl.path.set("yt-dlp")
+
+## functions
+
+def stringify_attrs(attrs) =
+  let json.stringify out = (attrs : [(string * string)] as json.object)
+  out
+end
+
+def filter_graveyard(req) =
+  filename = request.filename(req)
+  if string.match(pattern = '.*/\\.graveyard/.*', filename) then
+    false
+  else
+    true
+  end
+end
+
+def queue_contents(q) =
+  list.map(fun (req) -> request.uri(req), q)
+end
+## main
+
+env = environment()
+port = string.to_int(env["RADIO_PORT"], default = 8000)
+
+all_music = playlist(env["MUSIC"], check_next = filter_graveyard)
+wishlist = request.queue()
+tracks = fallback(track_sensitive = true, [wishlist, all_music])
+tracks = blank.eat(tracks)
+
+last_metadata = ref([])
+def on_metadata(m) =
+  last_metadata := m
+  print("changing tracks")
+  out = process.read(env["HOOK_TRACK_CHANGE"], env = m)
+  print(out)
+end
+tracks.on_metadata(on_metadata)
+
+# some nice effects
+music = crossfade(tracks)
+music = mksafe(music)
+music = normalize(music)
+
+news = request.queue()
+radio = smooth_add(normal = music, special = amplify(1.5, news))
+
+if string.length(env["ICECAST_HOST"]) > 0 then
+  output.icecast(host = env["ICECAST_HOST"], mount = '/music.ogg', password = 'hackme', %vorbis(quality = 1), music)
+  output.icecast(host = env["ICECAST_HOST"], mount = '/music.mp3', password = 'hackme', %mp3.vbr(), music)
+  output.icecast(host = env["ICECAST_HOST"], mount = '/music.opus', password = 'hackme', %opus(bitrate = 128), music)
+
+  output.icecast(host = env["ICECAST_HOST"], mount = '/radio.ogg', password = 'hackme', %vorbis(quality = 1), radio)
+  output.icecast(host = env["ICECAST_HOST"], mount = '/radio.mp3', password = 'hackme', %mp3.vbr(), radio)
+  output.icecast(host = env["ICECAST_HOST"], mount = '/radio.opus', password = 'hackme', %opus(bitrate = 128), radio)
+else
+  output(fallible = true, buffer(radio))
+end
+
+interactive.harbor(port = port)
+
+def current(~protocol, ~headers, ~data, uri) =
+  http.response(content_type = "application/json", data = stringify_attrs(
+    !last_metadata
+  ))
+end
+harbor.http.register("/current", port = port, current)
+
+def skip(~protocol, ~headers, ~data, uri) =
+  tracks.skip()
+  http.response(content_type = "application/json", data = stringify_attrs(
+    !last_metadata
+  ))
+end
+harbor.http.register("/skip", method = "POST", port = port, skip)
+
+def all_tracks(~protocol, ~headers, ~data, uri) =
+  http.response(content_type = "application/json", data = json.stringify(
+    all_music.remaining_files()
+  ))
+end
+harbor.http.register("/all_tracks", port = port, all_tracks)
+
+def wish_track(~protocol, ~headers, ~data, uri) =
+  # disallow process:
+  if string.match(pattern = '^process:', data) then
+    http.response(code = 400)
+  else
+    # TODO report errors back
+    wish = request.create(data)
+    wishlist.push(wish)
+    http.response(content_type = "application/json", data = "ok")
+  end
+end
+harbor.http.register("/wish", method = "POST", port = port, wish_track)
+
+def wish_tracklist(~protocol, ~headers, ~data, uri) =
+  http.response(content_type = "application/json", data = json.stringify(
+    queue_contents(wishlist.queue())
+  ))
+end
+harbor.http.register("/wish", port = port, wish_tracklist)
+
+def newsshow(~protocol, ~headers, ~data, uri) =
+  news.push(request.create("http://c.r/news.ogg"))
+  http.response(content_type = "application/json", data = "ok")
+end
+harbor.http.register("/newsshow", method = "POST", port = port, newsshow)