Claudio Ortolina
29 lines
748 B
Elixir
29 lines
748 B
Elixir
defmodule MusicBrainz.ExternalLink do
|
|
defstruct [:name, :url]
|
|
|
|
def external_links(musicbrainz_data, patterns) when is_map(patterns) do
|
|
Enum.reduce(patterns, [], fn {name, pattern}, acc ->
|
|
case external_links(musicbrainz_data, pattern) do
|
|
[] ->
|
|
acc
|
|
|
|
[url | _rest] ->
|
|
[%__MODULE__{name: name, url: url} | acc]
|
|
end
|
|
end)
|
|
end
|
|
|
|
def external_links(musicbrainz_data, pattern) do
|
|
case get_in(musicbrainz_data, ["relations", Access.all(), "url", "resource"]) do
|
|
nil -> []
|
|
urls -> filter_urls(urls, pattern)
|
|
end
|
|
end
|
|
|
|
defp filter_urls(urls, nil), do: urls
|
|
|
|
defp filter_urls(urls, pattern) do
|
|
Enum.filter(urls, fn url -> String.contains?(url, pattern) end)
|
|
end
|
|
end
|