ActivityPub: Remove reject, move everything to the Pipeline.

lib/pleroma/web/common_api/common_api.ex

@@ -6,9 +6,7 @@ defmodule Pleroma.Web.CommonAPI do
   alias Pleroma.Activity
   alias Pleroma.ActivityExpiration
   alias Pleroma.Conversation.Participation
-  alias Pleroma.FollowingRelationship
   alias Pleroma.Formatter
-  alias Pleroma.Notification
   alias Pleroma.Object
   alias Pleroma.ThreadMute
   alias Pleroma.User
@@ -130,16 +128,8 @@ defmodule Pleroma.Web.CommonAPI do
 
   def reject_follow_request(follower, followed) do
     with %Activity{} = follow_activity <- Utils.fetch_latest_follow(follower, followed),
-         {:ok, follow_activity} <- Utils.update_follow_state_for_all(follow_activity, "reject"),
-         {:ok, _relationship} <- FollowingRelationship.update(follower, followed, :follow_reject),
-         {:ok, _notifications} <- Notification.dismiss(follow_activity),
-         {:ok, _activity} <-
-           ActivityPub.reject(%{
-             to: [follower.ap_id],
-             actor: followed,
-             object: follow_activity.data["id"],
-             type: "Reject"
-           }) do
+         {:ok, reject_data, _} <- Builder.reject(followed, follow_activity),
+         {:ok, _activity, _} <- Pipeline.common_pipeline(reject_data, local: true) do
       {:ok, follower}
     end
   end