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# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.MastodonAPI.ConversationView do
use Pleroma.Web, :view
alias Pleroma.Activity
alias Pleroma.Repo
alias Pleroma.Web.ActivityPub.ActivityPub
alias Pleroma.Web.MastodonAPI.AccountView
alias Pleroma.Web.MastodonAPI.StatusView
def render("participations.json", %{participations: participations, for: user}) do
safe_render_many(participations, __MODULE__, "participation.json", %{
as: :participation,
for: user
})
end
def render("participation.json", %{participation: participation, for: user}) do
participation = Repo.preload(participation, conversation: [], recipients: [])
last_activity_id =
with nil <- participation.last_activity_id do
ActivityPub.fetch_latest_direct_activity_id_for_context(
participation.conversation.ap_id,
%{
user: user,
blocking_user: user
}
)
end
activity = Activity.get_by_id_with_object(last_activity_id)
# Conversations return all users except the current user,
# except when the current user is the only participant
users =
if length(participation.recipients) > 1 do
Enum.reject(participation.recipients, &(&1.id == user.id))
else
participation.recipients
end
%{
id: participation.id |> to_string(),
accounts: render(AccountView, "index.json", users: users, for: user),
unread: !participation.read,
last_status:
render(StatusView, "show.json",
activity: activity,
direct_conversation_id: participation.id,
for: user
)
}
end
end
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