Refactor adding tags to an event

Also refactor extracting tags from content, now uses Pleroma's Formatter

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

lib/mobilizon_web/api/comments.ex

@@ -6,10 +6,9 @@ defmodule MobilizonWeb.API.Comments do
   alias Mobilizon.Actors
   alias Mobilizon.Actors.Actor
   alias Mobilizon.Events.Comment
-  alias Mobilizon.Service.Formatter
   alias Mobilizon.Service.ActivityPub
   alias Mobilizon.Service.ActivityPub.Utils, as: ActivityPubUtils
-  import MobilizonWeb.API.Utils
+  alias MobilizonWeb.API.Utils
 
   @doc """
   Create a comment
@@ -20,23 +19,14 @@ defmodule MobilizonWeb.API.Comments do
   def create_comment(
         from_username,
         status,
-        visibility \\ "public",
+        visibility \\ :public,
         in_reply_to_comment_URL \\ nil
       ) do
     with {:local_actor, %Actor{url: url} = actor} <-
            {:local_actor, Actors.get_local_actor_by_name(from_username)},
-         status <- String.trim(status),
-         mentions <- Formatter.parse_mentions(status),
          in_reply_to_comment <- get_in_reply_to_comment(in_reply_to_comment_URL),
-         {to, cc} <- to_for_actor_and_mentions(actor, mentions, in_reply_to_comment, visibility),
-         tags <- Formatter.parse_tags(status),
-         content_html <-
-           make_content_html(
-             status,
-             mentions,
-             tags,
-             "text/plain"
-           ),
+         {content_html, tags, to, cc} <-
+           Utils.prepare_content(actor, status, visibility, [], in_reply_to_comment),
          comment <-
            ActivityPubUtils.make_comment_data(
              url,