mobilizon.chapril.org-mobil.../lib/mobilizon_web/resolvers/picture.ex

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defmodule MobilizonWeb.Resolvers.Picture do
@moduledoc """
Handles the picture-related GraphQL calls
"""
alias Mobilizon.Media
alias Mobilizon.Media.Picture
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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
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}
end
def picture(_parent, %{id: picture_id}, _resolution), do: do_fetch_picture(picture_id)
def picture(_parent, _args, _resolution) do
{:ok, nil}
end
@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} = _pic ->
{:ok,
%{
name: file.name,
url: file.url,
id: id,
content_type: file.content_type,
size: file.size
}}
_err ->
{:error, "Picture with ID #{picture_id} was not found"}
end
end
@spec upload_picture(map(), map(), map()) :: {:ok, Picture.t()} | {:error, any()}
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def upload_picture(_parent, %{file: %Plug.Upload{} = file, actor_id: actor_id} = args, %{
context: %{
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current_user: user
}
}) do
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with {:is_owned, true, _actor} <- User.owns_actor(user, actor_id),
{:ok, %{"url" => [%{"href" => url, "mediaType" => content_type}], "size" => size}} <-
MobilizonWeb.Upload.store(file),
args <-
args
|> Map.put(:url, url)
|> Map.put(:size, size)
|> Map.put(:content_type, content_type),
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{: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
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{:is_owned, false} ->
{:error, "Actor id is not owned by authenticated user"}
err ->
{:error, err}
end
end
def upload_picture(_parent, _args, _resolution) do
{:error, "You need to login to upload a picture"}
end
end