Simplify signatures of scrobbling functions

lib/music_library/scrobble_activity.ex

@@ -12,32 +12,15 @@ defmodule MusicLibrary.ScrobbleActivity do
     Secrets.get("last_fm_session_key") !== nil
   end
 
-  @spec scrobble_release(map(), keyword()) :: {:ok, term()} | {:error, term()}
-  def scrobble_release(release_with_tracks, opts) when is_list(opts) do
-    case Enum.sort(opts) do
-      [finished_at: _, started_at: _] ->
-        raise ArgumentError, """
-        Cannot scrobble a release with both started_at and finished_at.
-          Remove either of them.
-        """
-
-      [started_at: started_at] ->
-        scrobble_release(release_with_tracks, {:started_at, started_at})
-
-      [finished_at: finished_at] ->
-        scrobble_release(release_with_tracks, {:finished_at, finished_at})
-    end
-  end
-
-  @spec scrobble_release(map(), {:finished_at, DateTime.t()}) :: {:ok, term()} | {:error, term()}
-  def scrobble_release(release_with_tracks, {:finished_at, finished_at}) do
+  @spec scrobble_release(map(), :started_at | :finished_at, DateTime.t()) ::
+          {:ok, term()} | {:error, term()}
+  def scrobble_release(release_with_tracks, :finished_at, finished_at) do
     release_duration = Release.release_duration(release_with_tracks)
     started_at = DateTime.add(finished_at, -release_duration, :millisecond)
-    scrobble_release(release_with_tracks, {:started_at, started_at})
+    scrobble_release(release_with_tracks, :started_at, started_at)
   end
 
-  @spec scrobble_release(map(), {:started_at, DateTime.t()}) :: {:ok, term()} | {:error, term()}
-  def scrobble_release(release_with_tracks, {:started_at, started_at}) do
+  def scrobble_release(release_with_tracks, :started_at, started_at) do
     release_duration = Release.release_duration(release_with_tracks)
 
     if release_duration == 0 do
@@ -54,40 +37,21 @@ defmodule MusicLibrary.ScrobbleActivity do
     end
   end
 
-  @spec scrobble_medium(integer(), map(), keyword()) :: {:ok, term()} | {:error, term()}
-  def scrobble_medium(number, release_with_tracks, opts) when is_list(opts) do
-    case Enum.sort(opts) do
-      [finished_at: _, started_at: _] ->
-        raise ArgumentError, """
-        Cannot scrobble a medium with both started_at and finished_at.
-          Remove either of them.
-        """
-
-      [started_at: started_at] ->
-        scrobble_medium(number, release_with_tracks, {:started_at, started_at})
-
-      [finished_at: finished_at] ->
-        scrobble_medium(number, release_with_tracks, {:finished_at, finished_at})
-    end
-  end
-
-  @spec scrobble_medium(integer(), map(), {:finished_at, DateTime.t()}) ::
+  @spec scrobble_medium(integer(), map(), :started_at | :finished_at, DateTime.t()) ::
           {:ok, term()} | {:error, term()}
-  def scrobble_medium(number, release_with_tracks, {:finished_at, finished_at}) do
+  def scrobble_medium(number, release_with_tracks, :finished_at, finished_at) do
     case find_medium(release_with_tracks, number) do
       {:ok, medium} ->
         medium_duration = Release.medium_duration(medium)
         started_at = DateTime.add(finished_at, -medium_duration, :millisecond)
-        scrobble_medium(number, release_with_tracks, {:started_at, started_at})
+        scrobble_medium(number, release_with_tracks, :started_at, started_at)
 
       {:error, :medium_not_found} ->
         {:error, :medium_not_found}
     end
   end
 
-  @spec scrobble_medium(integer(), map(), {:started_at, DateTime.t()}) ::
-          {:ok, term()} | {:error, term()}
-  def scrobble_medium(number, release_with_tracks, {:started_at, started_at}) do
+  def scrobble_medium(number, release_with_tracks, :started_at, started_at) do
     case find_medium(release_with_tracks, number) do
       {:ok, medium} ->
         medium_duration = Release.medium_duration(medium)
@@ -109,26 +73,9 @@ defmodule MusicLibrary.ScrobbleActivity do
     end
   end
 
-  @spec scrobble_tracks(MapSet.t(), map(), keyword()) :: {:ok, term()} | {:error, term()}
-  def scrobble_tracks(selected_track_ids, release_with_tracks, opts) when is_list(opts) do
-    case Enum.sort(opts) do
-      [finished_at: _, started_at: _] ->
-        raise ArgumentError, """
-        Cannot scrobble tracks with both started_at and finished_at.
-          Remove either of them.
-        """
-
-      [started_at: started_at] ->
-        scrobble_tracks(selected_track_ids, release_with_tracks, {:started_at, started_at})
-
-      [finished_at: finished_at] ->
-        scrobble_tracks(selected_track_ids, release_with_tracks, {:finished_at, finished_at})
-    end
-  end
-
-  @spec scrobble_tracks(MapSet.t(), map(), {:finished_at, DateTime.t()}) ::
+  @spec scrobble_tracks(MapSet.t(), map(), :started_at | :finished_at, DateTime.t()) ::
           {:ok, term()} | {:error, term()}
-  def scrobble_tracks(selected_track_ids, release_with_tracks, {:finished_at, finished_at}) do
+  def scrobble_tracks(selected_track_ids, release_with_tracks, :finished_at, finished_at) do
     all_tracks = Release.tracks(release_with_tracks)
 
     selected_tracks =
@@ -136,12 +83,10 @@ defmodule MusicLibrary.ScrobbleActivity do
 
     tracks_duration = Enum.sum_by(selected_tracks, fn track -> track.length || 0 end)
     started_at = DateTime.add(finished_at, -tracks_duration, :millisecond)
-    scrobble_tracks(selected_track_ids, release_with_tracks, {:started_at, started_at})
+    scrobble_tracks(selected_track_ids, release_with_tracks, :started_at, started_at)
   end
 
-  @spec scrobble_tracks(MapSet.t(), map(), {:started_at, DateTime.t()}) ::
-          {:ok, term()} | {:error, term()}
-  def scrobble_tracks(selected_track_ids, release_with_tracks, {:started_at, started_at}) do
+  def scrobble_tracks(selected_track_ids, release_with_tracks, :started_at, started_at) do
     all_tracks = Release.tracks(release_with_tracks)
 
     selected_tracks =

lib/music_library_web/components/release.ex

@@ -289,7 +289,7 @@ defmodule MusicLibraryWeb.Components.Release do
   def handle_event("scrobble_release", _params, socket) when release_loaded?(socket.assigns) do
     release_with_tracks = socket.assigns.release_with_tracks.result
 
-    case ScrobbleActivity.scrobble_release(release_with_tracks, finished_at: DateTime.utc_now()) do
+    case ScrobbleActivity.scrobble_release(release_with_tracks, :finished_at, DateTime.utc_now()) do
       {:ok, _} ->
         send_update_after(socket.assigns.myself, %{already_scrobbled: false}, 3000)
         put_toast!(:info, gettext("Release scrobbled successfully"))
@@ -318,8 +318,11 @@ defmodule MusicLibraryWeb.Components.Release do
     release_with_tracks = socket.assigns.release_with_tracks.result
     {number, ""} = Integer.parse(number)
 
-    case ScrobbleActivity.scrobble_medium(number, release_with_tracks,
-           finished_at: DateTime.utc_now()
+    case ScrobbleActivity.scrobble_medium(
+           number,
+           release_with_tracks,
+           :finished_at,
+           DateTime.utc_now()
          ) do
       {:ok, _} ->
         send_update_after(socket.assigns.myself, %{already_scrobbled: false}, 3000)
@@ -390,7 +393,8 @@ defmodule MusicLibraryWeb.Components.Release do
       case ScrobbleActivity.scrobble_tracks(
              selected_track_ids,
              release_with_tracks,
-             finished_at: DateTime.utc_now()
+             :finished_at,
+             DateTime.utc_now()
            ) do
         {:ok, _} ->
           send_update_after(socket.assigns.myself, %{already_scrobbled: false}, 3000)

lib/music_library_web/live/collection_live/show.ex

@@ -483,9 +483,7 @@ defmodule MusicLibraryWeb.CollectionLive.Show do
        with {:ok, release} <- MusicBrainz.get_release(record.selected_release_id) do
          release_with_tracks = MusicBrainz.Release.from_api_response(release)
 
-         ScrobbleActivity.scrobble_release(release_with_tracks,
-           finished_at: DateTime.utc_now()
-         )
+         ScrobbleActivity.scrobble_release(release_with_tracks, :finished_at, DateTime.utc_now())
        end
      end)}
   end

lib/music_library_web/live/scrobble_live/show.ex

@@ -147,8 +147,10 @@ defmodule MusicLibraryWeb.ScrobbleLive.Show do
 
   @impl true
   def handle_event("scrobble_release", _params, socket) do
-    case ScrobbleActivity.scrobble_release(socket.assigns.release,
-           finished_at: DateTime.utc_now()
+    case ScrobbleActivity.scrobble_release(
+           socket.assigns.release,
+           :finished_at,
+           DateTime.utc_now()
          ) do
       {:ok, _} ->
         {:noreply,
@@ -168,8 +170,11 @@ defmodule MusicLibraryWeb.ScrobbleLive.Show do
   def handle_event("scrobble_medium", %{"number" => number}, socket) do
     {number, ""} = Integer.parse(number)
 
-    case ScrobbleActivity.scrobble_medium(number, socket.assigns.release,
-           finished_at: DateTime.utc_now()
+    case ScrobbleActivity.scrobble_medium(
+           number,
+           socket.assigns.release,
+           :finished_at,
+           DateTime.utc_now()
          ) do
       {:ok, _} ->
         {:noreply,
@@ -196,7 +201,8 @@ defmodule MusicLibraryWeb.ScrobbleLive.Show do
       case ScrobbleActivity.scrobble_tracks(
              selected_track_ids,
              release_with_tracks,
-             finished_at: DateTime.utc_now()
+             :finished_at,
+             DateTime.utc_now()
            ) do
         {:ok, _} ->
           {:noreply,