akkoma/lib/conversation/participation.ex
2019-04-10 17:28:02 +02:00

89 lines
2.3 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Conversation.Participation do
use Ecto.Schema
alias Pleroma.User
alias Pleroma.Conversation
alias Pleroma.Repo
alias Pleroma.Web.ActivityPub.ActivityPub
import Ecto.Changeset
import Ecto.Query
schema "conversation_participations" do
belongs_to(:user, User, type: Pleroma.FlakeId)
belongs_to(:conversation, Conversation)
field(:read, :boolean, default: false)
field(:last_activity_id, Pleroma.FlakeId, virtual: true)
timestamps()
end
def creation_cng(struct, params) do
struct
|> cast(params, [:user_id, :conversation_id])
|> validate_required([:user_id, :conversation_id])
end
def create_for_user_and_conversation(user, conversation) do
%__MODULE__{}
|> creation_cng(%{user_id: user.id, conversation_id: conversation.id})
|> Repo.insert(
on_conflict: [set: [read: false, updated_at: NaiveDateTime.utc_now()]],
returning: true,
conflict_target: [:user_id, :conversation_id]
)
end
def read_cng(struct, params) do
struct
|> cast(params, [:read])
|> validate_required([:read])
end
def mark_as_read(participation) do
participation
|> read_cng(%{read: true})
|> Repo.update()
end
def mark_as_unread(participation) do
participation
|> read_cng(%{read: false})
|> Repo.update()
end
def for_user(user, params \\ %{}) do
from(p in __MODULE__,
where: p.user_id == ^user.id,
order_by: [desc: p.updated_at]
)
|> Pleroma.Pagination.fetch_paginated(params)
end
def for_user_with_last_activity_id(user, params \\ %{}) do
for_user(user, params)
|> Repo.preload(:conversation)
|> Enum.map(fn participation ->
# TODO: Don't load all those activities, just get the most recent
# Involves splitting up the query.
activities =
ActivityPub.fetch_activities_for_context(participation.conversation.ap_id, %{
"user" => user,
"blocking_user" => user
})
activity_id =
case activities do
[activity | _] -> activity.id
_ -> nil
end
%{
participation
| last_activity_id: activity_id
}
end)
end
end