forked from potsda.mn/mobilizon
102 lines
3.2 KiB
Elixir
102 lines
3.2 KiB
Elixir
defmodule Mobilizon.GraphQL.Resolvers.Picture do
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@moduledoc """
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Handles the picture-related GraphQL calls
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"""
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alias Mobilizon.Actors.Actor
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alias Mobilizon.{Media, Users}
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alias Mobilizon.Media.Picture
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alias Mobilizon.Users.User
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import Mobilizon.Web.Gettext
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@doc """
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Get picture for an event
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See Mobilizon.Web.Resolvers.Event.create_event/3
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"""
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def picture(%{picture_id: picture_id} = _parent, _args, _resolution) do
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with {:ok, picture} <- do_fetch_picture(picture_id), do: {:ok, picture}
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end
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def picture(%{picture: picture} = _parent, _args, _resolution), do: {:ok, picture}
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def picture(_parent, %{id: picture_id}, _resolution), do: do_fetch_picture(picture_id)
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def picture(_parent, _args, _resolution), do: {:ok, nil}
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@spec do_fetch_picture(nil) :: {:error, nil}
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defp do_fetch_picture(nil), do: {:error, nil}
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@spec do_fetch_picture(String.t()) :: {:ok, Picture.t()} | {:error, :not_found}
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defp do_fetch_picture(picture_id) do
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case Media.get_picture(picture_id) do
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%Picture{id: id, file: file} ->
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{:ok,
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%{
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name: file.name,
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url: file.url,
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id: id,
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content_type: file.content_type,
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size: file.size
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}}
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nil ->
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{:error, :not_found}
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end
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end
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@spec upload_picture(map, map, map) :: {:ok, Picture.t()} | {:error, any}
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def upload_picture(
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_parent,
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%{file: %Plug.Upload{} = file} = args,
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%{context: %{current_user: %User{} = user}}
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) do
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with %Actor{id: actor_id} <- Users.get_actor_for_user(user),
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{:ok, %{name: _name, url: url, content_type: content_type, size: size}} <-
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Mobilizon.Web.Upload.store(file),
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args <-
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args
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|> Map.put(:url, url)
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|> Map.put(:size, size)
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|> Map.put(:content_type, content_type),
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{:ok, picture = %Picture{}} <-
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Media.create_picture(%{"file" => args, "actor_id" => actor_id}) do
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{:ok,
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%{
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name: picture.file.name,
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url: picture.file.url,
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id: picture.id,
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content_type: picture.file.content_type,
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size: picture.file.size
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}}
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else
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{:error, :mime_type_not_allowed} ->
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{:error, dgettext("errors", "File doesn't have an allowed MIME type.")}
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error ->
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{:error, error}
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end
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end
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def upload_picture(_parent, _args, _resolution), do: {:error, :unauthenticated}
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@doc """
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Remove a picture that the user owns
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"""
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@spec remove_picture(map(), map(), map()) ::
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{:ok, Picture.t()}
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| {:error, :unauthorized}
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| {:error, :unauthenticated}
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| {:error, :not_found}
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def remove_picture(_parent, %{id: picture_id}, %{context: %{current_user: %User{} = user}}) do
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with {:picture, %Picture{actor_id: actor_id} = picture} <-
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{:picture, Media.get_picture(picture_id)},
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{:is_owned, %Actor{} = _actor} <- User.owns_actor(user, actor_id) do
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Media.delete_picture(picture)
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else
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{:picture, nil} -> {:error, :not_found}
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{:is_owned, _} -> {:error, :unauthorized}
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end
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end
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def remove_picture(_parent, _args, _resolution), do: {:error, :unauthenticated}
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end
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