pleroma/lib/pleroma/bookmark.ex

66 lines
1.7 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Bookmark do
use Ecto.Schema
import Ecto.Changeset
import Ecto.Query
alias Pleroma.Activity
alias Pleroma.Bookmark
alias Pleroma.Repo
alias Pleroma.User
@type t :: %__MODULE__{}
schema "bookmarks" do
belongs_to(:user, User, type: FlakeId.Ecto.CompatType)
belongs_to(:activity, Activity, type: FlakeId.Ecto.CompatType)
timestamps()
end
@spec create(FlakeId.Ecto.CompatType.t(), FlakeId.Ecto.CompatType.t()) ::
{:ok, Bookmark.t()} | {:error, Changeset.t()}
def create(user_id, activity_id) do
attrs = %{
user_id: user_id,
activity_id: activity_id
}
%Bookmark{}
|> cast(attrs, [:user_id, :activity_id])
|> validate_required([:user_id, :activity_id])
|> unique_constraint(:activity_id, name: :bookmarks_user_id_activity_id_index)
|> Repo.insert()
end
@spec for_user_query(FlakeId.Ecto.CompatType.t()) :: Ecto.Query.t()
def for_user_query(user_id) do
Bookmark
|> where(user_id: ^user_id)
|> join(:inner, [b], activity in assoc(b, :activity))
|> preload([b, a], activity: a)
end
def get(user_id, activity_id) do
Bookmark
|> where(user_id: ^user_id)
|> where(activity_id: ^activity_id)
|> Repo.one()
end
@spec destroy(FlakeId.Ecto.CompatType.t(), FlakeId.Ecto.CompatType.t()) ::
{:ok, Bookmark.t()} | {:error, Changeset.t()}
def destroy(user_id, activity_id) do
from(b in Bookmark,
where: b.user_id == ^user_id,
where: b.activity_id == ^activity_id
)
|> Repo.one()
|> Repo.delete()
end
end