defmodule Pleroma.Web.ActivityPub.SideEffects do @moduledoc """ This module looks at an inserted object and executes the side effects that it implies. For example, a `Like` activity will increase the like count on the liked object, a `Follow` activity will add the user to the follower collection, and so on. """ alias Pleroma.Notification alias Pleroma.Object alias Pleroma.Web.ActivityPub.Utils def handle(object, meta \\ []) # Tasks this handles: # - Add like to object # - Set up notification def handle(%{data: %{"type" => "Like"}} = object, meta) do liked_object = Object.get_by_ap_id(object.data["object"]) Utils.add_like_to_object(object, liked_object) Notification.create_notifications(object) {:ok, object, meta} end # Tasks this handles: # - Add reaction to object # - Set up notification def handle(%{data: %{"type" => "EmojiReact"}} = object, meta) do reacted_object = Object.get_by_ap_id(object.data["object"]) Utils.add_emoji_reaction_to_object(object, reacted_object) Notification.create_notifications(object) {:ok, object, meta} end # Nothing to do def handle(object, meta) do {:ok, object, meta} end end