mobilizon.chapril.org-mobil.../lib/graphql/api/events.ex
Thomas Citharel a24e08a6de
Add blurhash support to backend
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2021-06-10 15:18:08 +02:00

78 lines
2.5 KiB
Elixir

defmodule Mobilizon.GraphQL.API.Events do
@moduledoc """
API for Events.
"""
alias Mobilizon.Actors.Actor
alias Mobilizon.Events.Event
alias Mobilizon.Federation.ActivityPub
alias Mobilizon.Federation.ActivityPub.{Activity, Utils}
alias Mobilizon.GraphQL.API.Utils, as: APIUtils
@doc """
Create an event
"""
@spec create_event(map) :: {:ok, Activity.t(), Event.t()} | any
def create_event(args) do
with organizer_actor <- Map.get(args, :organizer_actor),
args <- extract_pictures_from_event_body(args, organizer_actor),
args <-
Map.update(args, :picture, nil, fn picture ->
process_picture(picture, organizer_actor)
end) do
# For now we don't federate drafts but it will be needed if we want to edit them as groups
ActivityPub.create(:event, args, args.draft == false)
end
end
@doc """
Update an event
"""
@spec update_event(map, Event.t()) :: {:ok, Activity.t(), Event.t()} | any
def update_event(args, %Event{} = event) do
with organizer_actor <- Map.get(args, :organizer_actor),
args <- extract_pictures_from_event_body(args, organizer_actor),
args <-
Map.update(args, :picture, nil, fn picture ->
process_picture(picture, organizer_actor)
end) do
ActivityPub.update(event, args, Map.get(args, :draft, false) == false)
end
end
@doc """
Trigger the deletion of an event
"""
def delete_event(%Event{} = event, %Actor{} = actor, federate \\ true) do
ActivityPub.delete(event, actor, federate)
end
defp process_picture(nil, _), do: nil
defp process_picture(%{media_id: _picture_id} = args, _), do: args
defp process_picture(%{media: media}, %Actor{id: actor_id}) do
with uploaded when is_map(uploaded) <-
media
|> Map.get(:file)
|> Utils.make_media_data(description: Map.get(media, :name)) do
%{
file: Map.take(uploaded, [:url, :name, :content_type, :size]),
metadata: Map.take(uploaded, [:width, :height, :blurhash]),
actor_id: actor_id
}
end
end
@spec extract_pictures_from_event_body(map(), Actor.t()) :: map()
defp extract_pictures_from_event_body(
%{description: description} = args,
%Actor{id: organizer_actor_id}
) do
pictures = APIUtils.extract_pictures_from_body(description, organizer_actor_id)
Map.put(args, :media, pictures)
end
defp extract_pictures_from_event_body(args, _), do: args
end