defmodule MobilizonWeb.Resolvers.Picture do @moduledoc """ Handles the picture-related GraphQL calls """ alias Mobilizon.Actors.Actor alias Mobilizon.Media alias Mobilizon.Media.Picture alias Mobilizon.Users.User @doc """ Get picture for an event's pic """ def picture(%{picture_id: picture_id} = _parent, _args, _resolution) do with {:ok, picture} <- do_fetch_picture(picture_id), do: {:ok, picture} end @doc """ Get picture for an event that has an attached See MobilizonWeb.Resolvers.Event.create_event/3 """ def picture(%{picture: picture} = _parent, _args, _resolution), do: {:ok, picture} def picture(_parent, %{id: picture_id}, _resolution), do: do_fetch_picture(picture_id) def picture(_parent, _args, _resolution), do: {:ok, nil} @spec do_fetch_picture(nil) :: {:error, nil} defp do_fetch_picture(nil), do: {:error, nil} @spec do_fetch_picture(String.t()) :: {:ok, Picture.t()} | {:error, :not_found} defp do_fetch_picture(picture_id) do case Media.get_picture(picture_id) do %Picture{id: id, file: file} -> {:ok, %{ name: file.name, url: file.url, id: id, content_type: file.content_type, size: file.size }} _error -> {:error, "Picture with ID #{picture_id} was not found"} end end @spec upload_picture(map(), map(), map()) :: {:ok, Picture.t()} | {:error, any()} def upload_picture( _parent, %{file: %Plug.Upload{} = file, actor_id: actor_id} = args, %{context: %{current_user: user}} ) do with {:is_owned, %Actor{}} <- User.owns_actor(user, actor_id), {:ok, %{name: _name, url: url, content_type: content_type, size: size}} <- MobilizonWeb.Upload.store(file), args <- args |> Map.put(:url, url) |> Map.put(:size, size) |> Map.put(:content_type, content_type), {:ok, picture = %Picture{}} <- Media.create_picture(%{"file" => args, "actor_id" => actor_id}) do {:ok, %{ name: picture.file.name, url: picture.file.url, id: picture.id, content_type: picture.file.content_type, size: picture.file.size }} else {:is_owned, nil} -> {:error, "Actor id is not owned by authenticated user"} error -> {:error, error} end end def upload_picture(_parent, _args, _resolution) do {:error, "You need to login to upload a picture"} end end