Extract MusicBrainz.ReleaseGroup

lib/music_brainz/release_group.ex

@@ -0,0 +1,23 @@
+defmodule MusicBrainz.ReleaseGroup do
+  defstruct [:id, :type, :title, :artists, :release]
+
+  def from_api_response(rg) do
+    %__MODULE__{
+      id: rg["id"],
+      type: parse_subtype(rg["primary-type"]),
+      title: rg["title"],
+      artists:
+        rg["artist-credit"]
+        |> Enum.map(fn ac -> ac["artist"]["name"] end)
+        |> Enum.join(", "),
+      release: rg["first-release-date"]
+    }
+  end
+
+  defp parse_subtype("Album"), do: :album
+  defp parse_subtype("EP"), do: :ep
+  defp parse_subtype("Live"), do: :live
+  defp parse_subtype("Compilation"), do: :compilation
+  defp parse_subtype("Single"), do: :single
+  defp parse_subtype(_), do: :other
+end