# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.FollowingRelationship do
move_following(origin, target)
end
end
+
+ def all_between_user_sets(
+ source_users,
+ target_users
+ )
+ when is_list(source_users) and is_list(target_users) do
+ source_user_ids = User.binary_id(source_users)
+ target_user_ids = User.binary_id(target_users)
+
+ __MODULE__
+ |> where(
+ fragment(
+ "(follower_id = ANY(?) AND following_id = ANY(?)) OR \
+ (follower_id = ANY(?) AND following_id = ANY(?))",
+ ^source_user_ids,
+ ^target_user_ids,
+ ^target_user_ids,
+ ^source_user_ids
+ )
+ )
+ |> Repo.all()
+ end
+
+ def find(following_relationships, follower, following) do
+ Enum.find(following_relationships, fn
+ fr -> fr.follower_id == follower.id and fr.following_id == following.id
+ end)
+ end
end