🔍 Implement basic event visibility

See https://framagit.org/framasoft/mobilizon/wikis/spec/Event#visibility

Also brings support for event status (tentative/confirmed/cancelled)

Closes #56

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/mobilizon/events/comment.ex

@@ -1,3 +1,14 @@
+import EctoEnum
+
+defenum(Mobilizon.Events.CommentVisibilityEnum, :comment_visibility_type, [
+  :public,
+  :local,
+  :group,
+  :unlisted,
+  :moderated,
+  :private
+])
+
 defmodule Mobilizon.Events.Comment do
   @moduledoc """
   An actor comment (for instance on an event or on a group)
@@ -14,6 +25,7 @@ defmodule Mobilizon.Events.Comment do
     field(:text, :string)
     field(:url, :string)
     field(:local, :boolean, default: true)
+    field(:visibility, :integer)
     field(:uuid, Ecto.UUID)
     belongs_to(:actor, Actor, foreign_key: :actor_id)
     belongs_to(:attributed_to, Actor, foreign_key: :attributed_to_id)
@@ -38,7 +50,7 @@ defmodule Mobilizon.Events.Comment do
         else: "#{MobilizonWeb.Endpoint.url()}/comments/#{uuid}"
 
     comment
-    |> cast(attrs, [
+    |> Ecto.Changeset.cast(attrs, [
       :url,
       :text,
       :actor_id,