[Bugfix] Partially revert custom codec selection (#279)

* Removed and re-added codec preference columns

* Removed custom codec work from download options builder

* Updated settings UI

* Made codec preferences non-optional fields

lib/pinchflat/settings/setting.ex

@@ -16,14 +16,11 @@ defmodule Pinchflat.Settings.Setting do
     :audio_codec_preference
   ]
 
-  @virtual_fields [
-    :video_codec_preference_string,
-    :audio_codec_preference_string
-  ]
-
   @required_fields ~w(
     onboarding
     pro_enabled
+    video_codec_preference
+    audio_codec_preference
   )a
 
   schema "settings" do
@@ -33,42 +30,14 @@ defmodule Pinchflat.Settings.Setting do
     field :apprise_version, :string
     field :apprise_server, :string
 
-    field :video_codec_preference, {:array, :string}, default: []
-    field :audio_codec_preference, {:array, :string}, default: []
-    field :video_codec_preference_string, :string, default: nil, virtual: true
-    field :audio_codec_preference_string, :string, default: nil, virtual: true
+    field :video_codec_preference, :string
+    field :audio_codec_preference, :string
   end
 
   @doc false
   def changeset(setting, attrs) do
     setting
     |> cast(attrs, @allowed_fields)
-    |> cast(attrs, @virtual_fields, empty_values: [])
-    |> convert_codec_preference_strings()
     |> validate_required(@required_fields)
   end
-
-  defp convert_codec_preference_strings(changeset) do
-    fields = [
-      video_codec_preference_string: :video_codec_preference,
-      audio_codec_preference_string: :audio_codec_preference
-    ]
-
-    Enum.reduce(fields, changeset, fn {virtual_field, actual_field}, changeset ->
-      case get_change(changeset, virtual_field) do
-        nil ->
-          changeset
-
-        value ->
-          new_value =
-            value
-            |> String.split(">")
-            |> Enum.map(&String.trim/1)
-            |> Enum.reject(&(String.trim(&1) == ""))
-            |> Enum.map(&String.downcase/1)
-
-          put_change(changeset, actual_field, new_value)
-      end
-    end)
-  end
 end