defmodule Pleroma.Notification do use Ecto.Schema alias Pleroma.{User, Activity, Notification, Repo} import Ecto.Query schema "notifications" do field :seen, :boolean, default: false belongs_to :user, Pleroma.User belongs_to :activity, Pleroma.Activity timestamps() end # TODO: Make generic and unify (see activity_pub.ex) defp restrict_max(query, %{"max_id" => max_id}) do from activity in query, where: activity.id < ^max_id end defp restrict_max(query, _), do: query defp restrict_since(query, %{"since_id" => since_id}) do from activity in query, where: activity.id > ^since_id end defp restrict_since(query, _), do: query def for_user(user, opts \\ %{}) do query = from n in Notification, where: n.user_id == ^user.id, order_by: [desc: n.id], preload: [:activity], limit: 20 query = query |> restrict_since(opts) |> restrict_max(opts) Repo.all(query) end def get(%{id: user_id} = _user, id) do query = from n in Notification, where: n.id == ^id, preload: [:activity] notification = Repo.one(query) case notification do %{user_id: ^user_id} -> {:ok, notification} _ -> {:error, "Cannot get notification"} end end def clear(user) do query = from n in Notification, where: n.user_id == ^user.id Repo.delete_all(query) end def dismiss(%{id: user_id} = _user, id) do notification = Repo.get(Notification, id) case notification do %{user_id: ^user_id} -> Repo.delete(notification) _ -> {:error, "Cannot dismiss notification"} end end def create_notifications(%Activity{id: _, data: %{"to" => _, "type" => type}} = activity) when type in ["Create", "Like", "Announce", "Follow"] do users = User.get_notified_from_activity(activity) notifications = Enum.map(users, fn (user) -> create_notification(activity, user) end) {:ok, notifications} end def create_notifications(_), do: {:ok, []} # TODO move to sql, too. def create_notification(%Activity{} = activity, %User{} = user) do unless User.blocks?(user, %{ap_id: activity.data["actor"]}) do notification = %Notification{user_id: user.id, activity: activity} {:ok, notification} = Repo.insert(notification) Pleroma.Web.Streamer.stream("user", notification) notification end end end