Files
music_library/lib/last_fm/track.ex
T
2025-01-24 10:35:58 +00:00

74 lines
1.5 KiB
Elixir

defmodule LastFm.Track do
@moduledoc """
Data is not always guaranteed:
- musicbrainz_id can be an empty string
"""
alias LastFm.{Album, Artist}
@enforce_keys [
:musicbrainz_id,
:title,
:artist,
:album,
:cover_url,
:scrobbled_at_uts,
:scrobbled_at_label
]
defstruct [
:musicbrainz_id,
:title,
:artist,
:album,
:cover_url,
:scrobbled_at_uts,
:scrobbled_at_label
]
@type t :: %__MODULE__{
musicbrainz_id: String.t(),
title: String.t(),
artist: Artist.t(),
album: Album.t(),
cover_url: String.t(),
scrobbled_at_uts: integer(),
scrobbled_at_label: String.t()
}
def from_api_response(raw_tracks) do
Enum.map(raw_tracks, fn t ->
album = %Album{
musicbrainz_id: t["album"]["mbid"],
title: t["album"]["#text"]
}
artist = %Artist{
musicbrainz_id: t["artist"]["mbid"],
name: t["artist"]["#text"]
}
%__MODULE__{
musicbrainz_id: t["mbid"],
title: t["name"],
artist: artist,
album: album,
cover_url: parse_cover_url(t),
scrobbled_at_uts: parse_scrobble_at_uts(t),
scrobbled_at_label: t["date"]["#text"]
}
end)
end
defp parse_cover_url(track) do
track["image"]
|> Enum.find(%{"#text" => nil}, fn i -> i["size"] == "medium" end)
|> Map.get("#text")
end
defp parse_scrobble_at_uts(track) do
track["date"]["uts"]
|> String.to_integer()
end
end