mobilizon/lib/graphql/api/events.ex

83 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.{Actions, Activity, Utils}
alias Mobilizon.GraphQL.API.Utils, as: APIUtils
@doc """
Create an event
"""
@spec create_event(map) ::
{:ok, Activity.t(), Event.t()} | {:error, atom() | Ecto.Changeset.t()}
def create_event(args) do
# For now we don't federate drafts but it will be needed if we want to edit them as groups
Actions.Create.create(:event, prepare_args(args), should_federate(args))
end
@doc """
Update an event
"""
@spec update_event(map, Event.t()) ::
{:ok, Activity.t(), Event.t()} | {:error, atom | Ecto.Changeset.t()}
def update_event(args, %Event{} = event) do
Actions.Update.update(event, prepare_args(args), should_federate(args))
end
@doc """
Trigger the deletion of an event
"""
@spec delete_event(Event.t(), Actor.t()) :: {:ok, Activity.t(), Entity.t()} | any()
def delete_event(%Event{} = event, %Actor{} = actor) do
Actions.Delete.delete(event, actor, true)
end
@spec prepare_args(map) :: map
defp prepare_args(args) do
organizer_actor = Map.get(args, :organizer_actor)
args
|> extract_pictures_from_event_body(organizer_actor)
|> Map.update(:picture, nil, fn picture ->
process_picture(picture, organizer_actor)
end)
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
@spec should_federate(map()) :: boolean
defp should_federate(%{attributed_to_id: attributed_to_id}) when not is_nil(attributed_to_id),
do: true
defp should_federate(args), do: Map.get(args, :draft, false) == false
end