spc-pleroma/lib/pleroma/announcement_read_relations...

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# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.AnnouncementReadRelationship do
use Ecto.Schema
import Ecto.Changeset
alias FlakeId.Ecto.CompatType
alias Pleroma.Announcement
alias Pleroma.Repo
alias Pleroma.User
@type t :: %__MODULE__{}
schema "announcement_read_relationships" do
belongs_to(:user, User, type: CompatType)
belongs_to(:announcement, Announcement, type: CompatType)
timestamps(updated_at: false)
end
def mark_read(user, announcement) do
%__MODULE__{}
|> cast(%{user_id: user.id, announcement_id: announcement.id}, [:user_id, :announcement_id])
|> validate_required([:user_id, :announcement_id])
|> foreign_key_constraint(:user_id)
|> foreign_key_constraint(:announcement_id)
|> unique_constraint([:user_id, :announcement_id])
|> Repo.insert()
end
def mark_unread(user, announcement) do
with relationship <- get(user, announcement),
{:exists, true} <- {:exists, not is_nil(relationship)},
{:ok, _} <- Repo.delete(relationship) do
:ok
else
{:exists, false} ->
:ok
_ ->
:error
end
end
def get(user, announcement) do
Repo.get_by(__MODULE__, user_id: user.id, announcement_id: announcement.id)
end
def exists?(user, announcement) do
not is_nil(get(user, announcement))
end
end