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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.Activity.Queries do
@moduledoc """
Contains queries for Activity.
"""
import Ecto.Query, only: [from: 2, where: 3]
@type query :: Ecto.Queryable.t() | Pleroma.Activity.t()
alias Pleroma.Activity
alias Pleroma.User
@spec by_id(query(), String.t()) :: query()
def by_id(query \\ Activity, id) do
from(a in query, where: a.id == ^id)
end
@spec by_ap_id(query, String.t()) :: query
def by_ap_id(query \\ Activity, ap_id) do
from(
activity in query,
where: fragment("(?)->>'id' = ?", activity.data, ^to_string(ap_id))
)
end
@spec by_actor(query, String.t()) :: query
def by_actor(query \\ Activity, actor) do
from(a in query, where: a.actor == ^actor)
end
@spec by_author(query, User.t()) :: query
def by_author(query \\ Activity, %User{ap_id: ap_id}) do
from(a in query, where: a.actor == ^ap_id)
end
def find_by_object_ap_id(activities, object_ap_id) do
Enum.find(
activities,
&(object_ap_id in [is_map(&1.data["object"]) && &1.data["object"]["id"], &1.data["object"]])
)
end
@spec by_object_id(query, String.t() | [String.t()]) :: query
def by_object_id(query \\ Activity, object_id)
def by_object_id(query, object_ids) when is_list(object_ids) do
from(
activity in query,
where:
fragment(
"associated_object_id((?)) = ANY(?)",
activity.data,
^object_ids
)
)
end
def by_object_id(query, object_id) when is_binary(object_id) do
from(activity in query,
where:
fragment(
"associated_object_id((?)) = ?",
activity.data,
^object_id
)
)
end
@spec by_object_in_reply_to_id(query, String.t(), keyword()) :: query
def by_object_in_reply_to_id(query, in_reply_to_id, opts \\ []) do
query =
if opts[:skip_preloading] do
Activity.with_joined_object(query)
else
Activity.with_preloaded_object(query)
end
where(
query,
[activity, object: o],
fragment("(?)->>'inReplyTo' = ?", o.data, ^to_string(in_reply_to_id))
)
end
@spec by_type(query, String.t()) :: query
def by_type(query \\ Activity, activity_type) do
from(
activity in query,
where: fragment("(?)->>'type' = ?", activity.data, ^activity_type)
)
end
@spec exclude_type(query, String.t()) :: query
def exclude_type(query \\ Activity, activity_type) do
from(
activity in query,
where: fragment("(?)->>'type' != ?", activity.data, ^activity_type)
)
end
def exclude_authors(query \\ Activity, actors) do
from(activity in query, where: activity.actor not in ^actors)
end
end

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